* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * * [misc]points:  Sampling 256 additional inputs, on iter 0 have 0 / 256
* * * * [misc]points:  Computing exacts on every 16 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 8 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 4 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 256 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 97 additional inputs, on iter 1 have 159 / 256
* * * * [misc]points:  Computing exacts on every 6 of 97 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 3 of 97 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 97 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 24 additional inputs, on iter 2 have 232 / 256
* * * * [misc]points:  Computing exacts for 24 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 8 additional inputs, on iter 3 have 248 / 256
* * * * [misc]points:  Computing exacts for 8 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 5 additional inputs, on iter 4 have 251 / 256
* * * * [misc]points:  Computing exacts for 5 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 4 additional inputs, on iter 5 have 255 / 256
* * * * [misc]points:  Computing exacts for 4 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 258 points with exact outputs
* * * [misc]progress:  [2/2] Setting up program.
* [misc]progress:  [Phase 2 of 3] Improving.
* [enter]simplify:  Simplifying (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (185 enodes)
* * [misc]simplify:  iters left: 2 (408 enodes)
* [exit]simplify:  Simplified to (* (- (- d2 d1) (- d3 d4)) d1)
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (d1 d2 d3 d4) (* (- (- d2 d1) (- d3 d4)) d1))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* (- (- d2 d1) (- d3 d4)) d1) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d1) (- d3 d4)) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- (- d2 d1) (- d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d1) (- d3 d4)) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- (- d2 d1) (- d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d1) (- d3 d4)) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- (- d2 d1) (- d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d1) (- d3 d4)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (- d2 d1) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d1) (- d3 d4)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (- d2 d1) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (- (- d3 d4)) into (- d4 d3)
* [misc]backup-simplify:  Simplify (+ (- d1) (- d4 d3)) into (- d4 (+ d3 d1))
* [misc]backup-simplify:  Simplify (* (- d4 (+ d3 d1)) d1) into (* (- d4 (+ d3 d1)) d1)
* [misc]taylor:  Taking taylor expansion of (* (- d4 (+ d3 d1)) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- d4 (+ d3 d1)) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]backup-simplify:  Simplify (* (- d4 d3) 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d4 (+ d3 d1)) 0) (* 1 d1)) into d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (+ (* (- d4 d3) 1) (* -1 0)) into (- d4 d3)
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d4 (+ d3 d1)) 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) (/ 1 d1)) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (- (- (/ 1 d3) (/ 1 d4))) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d1)) (- (/ 1 d4) (/ 1 d3))) into (- (/ 1 d4) (+ (/ 1 d1) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d4) (+ (/ 1 d1) (/ 1 d3))) (/ 1 d1))) into (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 1) (* 0 0)) into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d4) (+ (/ 1 d1) (/ 1 d3))) 0) (* 0 (/ 1 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) 0) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d4) (+ (/ 1 d1) (/ 1 d3))) 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (pow (* 1 (* 1 (* (/ 1 (/ 1 d1)) 1))) 2)) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) (* (/ 1 (/ 1 d1)) 1)))) (* 1 (* (/ 1 (/ 1 d4)) (* 1 (* (/ 1 (/ 1 d1)) 1)))))) into (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* [misc]approximate:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (/ 1 (- d1))) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (- (/ 1 d4) (/ 1 d3))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) (- (/ 1 d3) (/ 1 d4))) into (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d4)) (/ -1 d1))) into (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 1) (* 0 0)) into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d4)) 0) (* 0 (/ -1 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) 0) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d4)) 0) (+ (* 0 0) (* 0 (/ -1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (pow (* 1 (* 1 (* (/ 1 (/ 1 (- d1))) 1))) 2)) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d3))) (* (/ 1 (/ 1 (- d1))) 1)))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 (* (/ 1 (/ 1 (- d1))) 1)))))) into (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (pow (* (- (- d2 d1) (- d3 d4)) d1) 1))>
* * * * [misc]progress:  [ 2 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (exp (log (* (- (- d2 d1) (- d3 d4)) d1))))>
* * * * [misc]progress:  [ 3 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (log (exp (* (- (- d2 d1) (- d3 d4)) d1))))>
* * * * [misc]progress:  [ 4 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (* (cbrt (* (- (- d2 d1) (- d3 d4)) d1)) (cbrt (* (- (- d2 d1) (- d3 d4)) d1))) (cbrt (* (- (- d2 d1) (- d3 d4)) d1))))>
* * * * [misc]progress:  [ 5 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (cbrt (* (* (* (- (- d2 d1) (- d3 d4)) d1) (* (- (- d2 d1) (- d3 d4)) d1)) (* (- (- d2 d1) (- d3 d4)) d1))))>
* * * * [misc]progress:  [ 6 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (sqrt (* (- (- d2 d1) (- d3 d4)) d1)) (sqrt (* (- (- d2 d1) (- d3 d4)) d1))))>
* * * * [misc]progress:  [ 7 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* 1 (* (- (- d2 d1) (- d3 d4)) d1)))>
* * * * [misc]progress:  [ 8 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (* (cbrt (- (- d2 d1) (- d3 d4))) (cbrt (- (- d2 d1) (- d3 d4)))) (* (cbrt (- (- d2 d1) (- d3 d4))) d1)))>
* [enter]simplify:  Simplifying (* (cbrt (- (- d2 d1) (- d3 d4))) (cbrt (- (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (95 enodes)
* * [misc]simplify:  iters left: 2 (181 enodes)
* * [misc]simplify:  iters left: 1 (318 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ (- d4 d1) (- d2 d3))) (cbrt (+ (- d4 d1) (- d2 d3))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (* (* (cbrt (+ (- d4 d1) (- d2 d3))) (cbrt (+ (- d4 d1) (- d2 d3)))) (* (cbrt (- (- d2 d1) (- d3 d4))) d1)))
* * * * [misc]progress:  [ 9 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (sqrt (- (- d2 d1) (- d3 d4))) (* (sqrt (- (- d2 d1) (- d3 d4))) d1)))>
* [enter]simplify:  Simplifying (sqrt (- (- d2 d1) (- d3 d4)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (40 enodes)
* * [misc]simplify:  iters left: 2 (94 enodes)
* * [misc]simplify:  iters left: 1 (179 enodes)
* [exit]simplify:  Simplified to (sqrt (- (- d4 d3) (- d1 d2)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (* (sqrt (- (- d4 d3) (- d1 d2))) (* (sqrt (- (- d2 d1) (- d3 d4))) d1)))
* * * * [misc]progress:  [ 10 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* 1 (* (- (- d2 d1) (- d3 d4)) d1)))>
* * * * [misc]progress:  [ 11 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (+ (sqrt (- d2 d1)) (sqrt (- d3 d4))) (* (- (sqrt (- d2 d1)) (sqrt (- d3 d4))) d1)))>
* [enter]simplify:  Simplifying (+ (sqrt (- d2 d1)) (sqrt (- d3 d4)))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (- d2 d1)) (sqrt (- d3 d4)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (* (+ (sqrt (- d2 d1)) (sqrt (- d3 d4))) (* (- (sqrt (- d2 d1)) (sqrt (- d3 d4))) d1)))
* * * * [misc]progress:  [ 12 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* 1 (* (- (- d2 d1) (- d3 d4)) d1)))>
* * * * [misc]progress:  [ 13 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (- (pow d2 3) (pow d1 3)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (pow d3 3) (pow d4 3)))) d1) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (* (- (pow d2 3) (pow d1 3)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (pow d3 3) (pow d4 3)))) d1)
* * [misc]simplify:  iters left: 6 (25 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (175 enodes)
* [exit]simplify:  Simplified to (* d1 (- (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* d1 (- (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (- (pow d3 3) (pow d4 3))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * * * [misc]progress:  [ 14 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (- (pow d2 3) (pow d1 3)) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* d3 d3) (* d4 d4)))) d1) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))>
* [enter]simplify:  Simplifying (* (- (* (- (pow d2 3) (pow d1 3)) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* d3 d3) (* d4 d4)))) d1)
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (137 enodes)
* [exit]simplify:  Simplified to (* d1 (- (* (+ d4 d3) (- (pow d2 3) (pow d1 3))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d4 d3) (- d3 d4)))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* d1 (- (* (+ d4 d3) (- (pow d2 3) (pow d1 3))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d4 d3) (- d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * * * [misc]progress:  [ 15 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (- (* d2 d2) (* d1 d1)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (- (pow d3 3) (pow d4 3)))) d1) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (* (- (* d2 d2) (* d1 d1)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (- (pow d3 3) (pow d4 3)))) d1)
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (159 enodes)
* [exit]simplify:  Simplified to (+ (* (* d1 (+ d2 d1)) (- (- (pow d3 3) (pow d4 3)))) (* (* d1 (- (* d2 d2) (* d1 d1))) (+ (* d3 (+ d3 d4)) (* d4 d4))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (+ (* (* d1 (+ d2 d1)) (- (- (pow d3 3) (pow d4 3)))) (* (* d1 (- (* d2 d2) (* d1 d1))) (+ (* d3 (+ d3 d4)) (* d4 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * * * [misc]progress:  [ 16 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (- (* d2 d2) (* d1 d1)) (+ d3 d4)) (* (+ d2 d1) (- (* d3 d3) (* d4 d4)))) d1) (* (+ d2 d1) (+ d3 d4))))>
* [enter]simplify:  Simplifying (* (- (* (- (* d2 d2) (* d1 d1)) (+ d3 d4)) (* (+ d2 d1) (- (* d3 d3) (* d4 d4)))) d1)
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (120 enodes)
* [exit]simplify:  Simplified to (* d1 (* (+ d3 d4) (- (* (+ d2 d1) (- d2 d1)) (* (+ d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* d1 (* (+ d3 d4) (- (* (+ d2 d1) (- d2 d1)) (* (+ d2 d1) (- d3 d4))))) (* (+ d2 d1) (+ d3 d4))))
* * * * [misc]progress:  [ 17 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (63 enodes)
* * [misc]simplify:  iters left: 3 (267 enodes)
* [exit]simplify:  Simplified to (- (* (* (- d2 d1) d1) (* (- d2 d1) (- d2 d1))) (* (* (- d3 d4) (- d3 d4)) (* d1 (- d3 d4))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (- (* (* (- d2 d1) d1) (* (- d2 d1) (- d2 d1))) (* (* (- d3 d4) (- d3 d4)) (* d1 (- d3 d4)))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 18 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (- d3 d4))) d1) (+ (- d2 d1) (- d3 d4))))>
* [enter]simplify:  Simplifying (* (- (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (- d3 d4))) d1)
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (65 enodes)
* * [misc]simplify:  iters left: 3 (300 enodes)
* [exit]simplify:  Simplified to (* (- (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (- d3 d4))) d1)
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* (- (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (- d3 d4))) d1) (+ (- d2 d1) (- d3 d4))))
* * * * [misc]progress:  [ 19 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* d1 (- (- d2 d1) (- d3 d4))))>
* * * * [misc]progress:  [ 20 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) 0)>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) 0)
* * * * [misc]progress:  [ 21 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* d4 d1) (+ (pow d1 2) (* d3 d1))))>
* [enter]simplify:  Simplifying (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (153 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) d1))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (- (- d4 d3) d1)))
* * * * [misc]progress:  [ 22 / 22 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* d4 d1) (+ (pow d1 2) (* d3 d1))))>
* [enter]simplify:  Simplifying (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (153 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) d1))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (- (- d4 d3) d1)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 3 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2 1 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 d2) into 0
* [misc]backup-simplify:  Simplify (* 0 d3) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d2)) into d2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d3)) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (- d2 d3) d4) into (- (+ d2 d4) d3)
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (+ d2 d4) d3) 0) into (- (+ d2 d4) d3)
* [misc]taylor:  Taking taylor expansion of (- (+ d2 d4) d3) in d2
* [misc]taylor:  Taking taylor expansion of (+ d2 d4) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* 1 (* d3 (* 1 d1)))) (+ (* 1 (* 1 (* 1 (* d2 d1)))) (* -1 (pow (* 1 (* 1 (* 1 d1))) 2)))) into (- (* d2 d1) (+ (pow d1 2) (* d3 d1)))
* [misc]approximate:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) 1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3)) 0) into (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) (* 1 (/ 1 (/ 1 d1)))))) (* 1 (* (/ 1 (/ 1 d4)) (* 1 (* 1 (/ 1 (/ 1 d1)))))))) into (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* [misc]approximate:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) -1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3)) 0) into (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d3))) (* 1 (/ 1 (/ 1 (- d1))))))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 (* 1 (/ 1 (/ 1 (- d1))))))))) into (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 d2) into 0
* [misc]backup-simplify:  Simplify (* 0 d3) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d2)) into d2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d3)) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (- d2 d3) d4) into (- (+ d2 d4) d3)
* [misc]taylor:  Taking taylor expansion of (- (+ d2 d4) d3) in d2
* [misc]taylor:  Taking taylor expansion of (+ d2 d4) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) 1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) (* 1 (/ 1 (/ 1 d1)))))) (* 1 (* (/ 1 (/ 1 d4)) (* 1 (* 1 (/ 1 (/ 1 d1)))))))) into (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* [misc]approximate:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) -1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d4) (/ 1 d2)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d3))) (* 1 (/ 1 (/ 1 (- d1))))))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 (* 1 (/ 1 (/ 1 (- d1))))))))) into (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in (d1 d2 d3) around 0
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (* 0 d2) into 0
* [misc]backup-simplify:  Simplify (* 0 d3) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d2)) into d2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d3)) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -1 (* d3 (* 1 d1))) (* 1 (* 1 (* d2 d1)))) into (- (* d2 d1) (* d3 d1))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in (d1 d2 d3) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) (* -1 (* (/ 1 (/ 1 d3)) (* 1 (/ 1 (/ 1 d1)))))) into (- (* d2 d1) (* d3 d1))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in (d1 d2 d3) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) (* -1 (* (/ 1 (/ 1 (- d3))) (* 1 (/ 1 (/ 1 (- d1))))))) into (- (* d2 d1) (* d3 d1))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (log (/ (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))))>
* [enter]simplify:  Simplifying (/ (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (116 enodes)
* * [misc]simplify:  iters left: 2 (267 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d2 d4) (+ d1 d3)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (log (pow (exp d1) (- (+ d2 d4) (+ d1 d3)))))
* * * * [misc]progress:  [ 2 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (log (/ (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))))>
* [enter]simplify:  Simplifying (/ (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (151 enodes)
* * [misc]simplify:  iters left: 2 (347 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ (- d4 d3) (- d2 d1)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (log (pow (exp d1) (+ (- d4 d3) (- d2 d1)))))
* * * * [misc]progress:  [ 3 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (log (/ (exp (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (exp (* d1 d1)))))>
* [enter]simplify:  Simplifying (/ (exp (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (exp (* d1 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (210 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d2 d4) (+ d3 d1)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (log (pow (exp d1) (- (+ d2 d4) (+ d3 d1)))))
* * * * [misc]progress:  [ 4 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (pow (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) 1))>
* * * * [misc]progress:  [ 5 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (exp (log (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* * * * [misc]progress:  [ 6 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (log (exp (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* * * * [misc]progress:  [ 7 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (* (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))) (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* * * * [misc]progress:  [ 8 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (cbrt (* (* (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* * * * [misc]progress:  [ 9 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (sqrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (sqrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* * * * [misc]progress:  [ 10 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (- (pow (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) 3) (pow (* d1 d1) 3)) (+ (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (+ (* (* d1 d1) (* d1 d1)) (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))))>
* * * * [misc]progress:  [ 11 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+ (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (- (* d1 d1))))>
* * * * [misc]progress:  [ 12 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* 1 (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))>
* * * * [misc]progress:  [ 13 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (- (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (* (* d1 d1) (* d1 d1))) (+ (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))>
* * * * [misc]progress:  [ 14 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (+ (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1) (- (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1)))>
* [enter]simplify:  Simplifying (+ (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (77 enodes)
* * [misc]simplify:  iters left: 2 (117 enodes)
* * [misc]simplify:  iters left: 1 (146 enodes)
* [exit]simplify:  Simplified to (+ d1 (sqrt (* d1 (- d2 (- d3 d4)))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (* (+ d1 (sqrt (* d1 (- d2 (- d3 d4))))) (- (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1)))
* [enter]simplify:  Simplifying (- (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (78 enodes)
* * [misc]simplify:  iters left: 2 (118 enodes)
* * [misc]simplify:  iters left: 1 (147 enodes)
* [exit]simplify:  Simplified to (- (sqrt (* d1 (- d2 (- d3 d4)))) d1)
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (+ d1 (sqrt (* d1 (- d2 (- d3 d4))))) (- (sqrt (* d1 (- d2 (- d3 d4)))) d1)))
* * * * [misc]progress:  [ 15 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+ (- (* d1 d2) (* d1 d3)) (- (* d4 d1) (* d1 d1))))>
* [enter]simplify:  Simplifying (- (* d1 d2) (* d1 d3))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (* d1 (- d2 d3))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (+ (* d1 (- d2 d3)) (- (* d4 d1) (* d1 d1))))
* * * * [misc]progress:  [ 16 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* d1 d2) (+ (- (* d1 d3) (* d4 d1)) (* d1 d1))))>
* [enter]simplify:  Simplifying (* d1 d2)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 d2)
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (- (* d1 d2) (+ (- (* d1 d3) (* d4 d1)) (* d1 d1))))
* * * * [misc]progress:  [ 17 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (+ (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (- (* d1 d1))))>
* * * * [misc]progress:  [ 18 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (log (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (116 enodes)
* * [misc]simplify:  iters left: 1 (180 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- d2 (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (log (pow (exp d1) (- d2 (- d3 d4)))) (* d1 d1)))
* * * * [misc]progress:  [ 19 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (log (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (104 enodes)
* * [misc]simplify:  iters left: 2 (170 enodes)
* * [misc]simplify:  iters left: 1 (260 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ (- d2 d3) d4))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (log (pow (exp d1) (+ (- d2 d3) d4))) (* d1 d1)))
* * * * [misc]progress:  [ 20 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (pow (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) 1) (* d1 d1)))>
* * * * [misc]progress:  [ 21 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (exp (log (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* * * * [misc]progress:  [ 22 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (log (exp (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* * * * [misc]progress:  [ 23 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* (* (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* * * * [misc]progress:  [ 24 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (cbrt (* (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* * * * [misc]progress:  [ 25 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* * * * [misc]progress:  [ 26 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (/ (+ (pow (- (* d1 d2) (* d1 d3)) 3) (pow (* d4 d1) 3)) (+ (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (- (* (* d4 d1) (* d4 d1)) (* (- (* d1 d2) (* d1 d3)) (* d4 d1))))) (* d1 d1)))>
* * * * [misc]progress:  [ 27 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* 1 (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* * * * [misc]progress:  [ 28 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (/ (- (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (* (* d4 d1) (* d4 d1))) (- (- (* d1 d2) (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* * * * [misc]progress:  [ 29 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (+ (- (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 d2)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 d2)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (+ (- (* d1 d3)) (* d4 d1))) (* d1 d1)))
* * * * [misc]progress:  [ 30 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (+ (- (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 d2)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 d2)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (+ (- (* d1 d3)) (* d4 d1))) (* d1 d1)))
* * * * [misc]progress:  [ 31 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (- (* d1 d2) (- (* d1 d3) (* d4 d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 d2)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 d2)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (- (* d1 d2) (- (* d1 d3) (* d4 d1))) (* d1 d1)))
* * * * [misc]progress:  [ 32 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* d4 d1) (- (* d1 d2) (* d1 d3))) (* d1 d1)))>
* * * * [misc]progress:  [ 33 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (log (/ (exp (* d1 d2)) (exp (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (exp (* d1 d2)) (exp (* d1 d3)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (45 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- d2 d3))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (- (+ (log (pow (exp d1) (- d2 d3))) (* d4 d1)) (* d1 d1)))
* * * * [misc]progress:  [ 34 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (pow (- (* d1 d2) (* d1 d3)) 1) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 35 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (exp (log (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 36 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (log (exp (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 37 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* (* (cbrt (- (* d1 d2) (* d1 d3))) (cbrt (- (* d1 d2) (* d1 d3)))) (cbrt (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 38 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (cbrt (* (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 39 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* (sqrt (- (* d1 d2) (* d1 d3))) (sqrt (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 40 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (/ (- (pow (* d1 d2) 3) (pow (* d1 d3) 3)) (+ (* (* d1 d2) (* d1 d2)) (+ (* (* d1 d3) (* d1 d3)) (* (* d1 d2) (* d1 d3))))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 41 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (+ (* d1 d2) (- (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 42 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* 1 (- (* d1 d2) (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 43 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (/ (- (* (* d1 d2) (* d1 d2)) (* (* d1 d3) (* d1 d3))) (+ (* d1 d2) (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 44 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* d1 (- d2 d3)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- d2 d3)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (- d2 d3)
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (- (+ (* d1 (- d2 d3)) (* d4 d1)) (* d1 d1)))
* * * * [misc]progress:  [ 45 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (+ (* d1 d2) (- (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 46 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* d2 d1) (+ (pow d1 2) (* d3 d1))))>
* [enter]simplify:  Simplifying (- (* d2 d1) (+ (pow d1 2) (* d3 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (153 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d2 d3) d1))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (- (- d2 d3) d1)))
* * * * [misc]progress:  [ 47 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* d4 d1) (* d2 d1)) (* d3 d1)))>
* [enter]simplify:  Simplifying (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (64 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 (- d4 d3)))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (+ d2 (- d4 d3))))
* * * * [misc]progress:  [ 48 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (* d4 d1) (* d2 d1)) (* d3 d1)))>
* [enter]simplify:  Simplifying (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (64 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 (- d4 d3)))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (+ d2 (- d4 d3))))
* * * * [misc]progress:  [ 49 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- 0 (* d1 d1)))>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (- 0 (* d1 d1)))
* * * * [misc]progress:  [ 50 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (- (+ (* d4 d1) (* d2 d1)) (* d3 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (64 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 (- d4 d3)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (- (* d1 (+ d2 (- d4 d3))) (* d1 d1)))
* * * * [misc]progress:  [ 51 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (- (+ (* d4 d1) (* d2 d1)) (* d3 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (+ (* d4 d1) (* d2 d1)) (* d3 d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (64 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 (- d4 d3)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (- (* d1 (+ d2 (- d4 d3))) (* d1 d1)))
* * * * [misc]progress:  [ 52 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d2 d1) (* d3 d1)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d2 d1) (* d3 d1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (* (- d2 d3) d1)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (+ (* (- d2 d3) d1) (* d4 d1)) (* d1 d1)))
* * * * [misc]progress:  [ 53 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d2 d1) (* d3 d1)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d2 d1) (* d3 d1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (* (- d2 d3) d1)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (+ (* (- d2 d3) d1) (* d4 d1)) (* d1 d1)))
* * * * [misc]progress:  [ 54 / 54 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d2 d1) (* d3 d1)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d2 d1) (* d3 d1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (* (- d2 d3) d1)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (- (+ (* (- d2 d3) d1) (* d4 d1)) (* d1 d1)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 2 2)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d2 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (- d2 d1) (- d2 d1)) into (pow (- d2 d1) 2)
* [misc]backup-simplify:  Simplify (* (- d2 d1) (pow (- d2 d1) 2)) into (pow (- d2 d1) 3)
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (- (pow d3 3)) into (- (pow d3 3))
* [misc]backup-simplify:  Simplify (+ (pow (- d2 d1) 3) (- (pow d3 3))) into (- (+ (pow d2 3) (* 3 (* d2 (pow d1 2)))) (+ (pow d1 3) (+ (* 3 (* (pow d2 2) d1)) (pow d3 3))))
* [misc]backup-simplify:  Simplify (* (- (+ (pow d2 3) (* 3 (* d2 (pow d1 2)))) (+ (pow d1 3) (+ (* 3 (* (pow d2 2) d1)) (pow d3 3)))) d1) into (* (- (+ (pow d2 3) (* 3 (* d2 (pow d1 2)))) (+ (pow d1 3) (+ (* 3 (* (pow d2 2) d1)) (pow d3 3)))) d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (* (- d2 d1) (- d2 d1)) into (pow (- d2 d1) 2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (* (- d2 d1) d3) into (* d3 (- d2 d1))
* [misc]backup-simplify:  Simplify (+ (pow d3 2) (* d3 (- d2 d1))) into (- (+ (* d3 d2) (pow d3 2)) (* d3 d1))
* [misc]backup-simplify:  Simplify (+ (pow (- d2 d1) 2) (- (+ (* d3 d2) (pow d3 2)) (* d3 d1))) into (- (+ (pow d3 2) (+ (pow d1 2) (+ (pow d2 2) (* d3 d2)))) (+ (* 2 (* d2 d1)) (* d3 d1)))
* [misc]backup-simplify:  Simplify (/ (* (- (+ (pow d2 3) (* 3 (* d2 (pow d1 2)))) (+ (pow d1 3) (+ (* 3 (* (pow d2 2) d1)) (pow d3 3)))) d1) (- (+ (pow d3 2) (+ (pow d1 2) (+ (pow d2 2) (* d3 d2)))) (+ (* 2 (* d2 d1)) (* d3 d1)))) into (/ (* (- (+ (pow d2 3) (* 3 (* d2 (pow d1 2)))) (+ (pow d1 3) (+ (* 3 (* (pow d2 2) d1)) (pow d3 3)))) d1) (- (+ (pow d2 2) (+ (pow d1 2) (+ (* d3 d2) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d2 d1)))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d2 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* (- d2 d1) (- d2 d1)) into (pow (- d2 d1) 2)
* [misc]backup-simplify:  Simplify (* (- d2 d1) (pow (- d2 d1) 2)) into (pow (- d2 d1) 3)
* [misc]backup-simplify:  Simplify (* (- d4) (- d4)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (- d4) (pow d4 2)) into (* -1 (pow d4 3))
* [misc]backup-simplify:  Simplify (- (* -1 (pow d4 3))) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ (pow (- d2 d1) 3) (pow d4 3)) into (- (+ (pow d2 3) (+ (pow d4 3) (* 3 (* d2 (pow d1 2))))) (+ (pow d1 3) (* 3 (* (pow d2 2) d1))))
* [misc]backup-simplify:  Simplify (* (- (+ (pow d2 3) (+ (pow d4 3) (* 3 (* d2 (pow d1 2))))) (+ (pow d1 3) (* 3 (* (pow d2 2) d1)))) d1) into (* (- (+ (pow d2 3) (+ (pow d4 3) (* 3 (* d2 (pow d1 2))))) (+ (pow d1 3) (* 3 (* (pow d2 2) d1)))) d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (* (- d2 d1) (- d2 d1)) into (pow (- d2 d1) 2)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]backup-simplify:  Simplify (* (- d4) (- d4)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]backup-simplify:  Simplify (* (- d2 d1) (- d4)) into (* -1 (* d4 (- d2 d1)))
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (* -1 (* d4 (- d2 d1)))) into (- (+ (* d4 d1) (pow d4 2)) (* d4 d2))
* [misc]backup-simplify:  Simplify (+ (pow (- d2 d1) 2) (- (+ (* d4 d1) (pow d4 2)) (* d4 d2))) into (- (+ (pow d1 2) (+ (* d4 d1) (+ (pow d2 2) (pow d4 2)))) (+ (* 2 (* d2 d1)) (* d4 d2)))
* [misc]backup-simplify:  Simplify (/ (* (- (+ (pow d2 3) (+ (pow d4 3) (* 3 (* d2 (pow d1 2))))) (+ (pow d1 3) (* 3 (* (pow d2 2) d1)))) d1) (- (+ (pow d1 2) (+ (* d4 d1) (+ (pow d2 2) (pow d4 2)))) (+ (* 2 (* d2 d1)) (* d4 d2)))) into (/ (* (- (+ (pow d2 3) (+ (pow d4 3) (* 3 (* d2 (pow d1 2))))) (+ (pow d1 3) (* 3 (* (pow d2 2) d1)))) d1) (- (+ (pow d1 2) (+ (* d4 d1) (+ (pow d2 2) (pow d4 2)))) (+ (* 2 (* d2 d1)) (* d4 d2))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d2 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d2 d2) into (pow d2 2)
* [misc]backup-simplify:  Simplify (* d2 (pow d2 2)) into (pow d2 3)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (pow (- d3 d4) 2)) into (pow (- d3 d4) 3)
* [misc]backup-simplify:  Simplify (- (pow (- d3 d4) 3)) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (pow d2 3) (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (+ (pow d2 3) (pow d4 3))) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (* (- (+ (* 3 (* (pow d3 2) d4)) (+ (pow d2 3) (pow d4 3))) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (+ (* d2 -1) (* -1 d2)) into (- (* 2 d2))
* [misc]backup-simplify:  Simplify (+ (* d2 (- (* 2 d2))) (* -1 (pow d2 2))) into (- (* 3 (pow d2 2)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (- d3 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (pow (- d3 d4) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (* 3 (pow d2 2))) 0) into (- (* 3 (pow d2 2)))
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (+ (pow d2 3) (pow d4 3))) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 1) (* (- (* 3 (pow d2 2))) 0)) into (- (+ (pow d2 3) (+ (* 3 (* (pow d3 2) d4)) (pow d4 3))) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]backup-simplify:  Simplify (* d2 d2) into (pow d2 2)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (* d2 (- d3 d4)) into (* d2 (- d3 d4))
* [misc]backup-simplify:  Simplify (+ (pow (- d3 d4) 2) (* d2 (- d3 d4))) into (- (+ (pow d4 2) (+ (* d3 d2) (pow d3 2))) (+ (* d2 d4) (* 2 (* d3 d4))))
* [misc]backup-simplify:  Simplify (+ (pow d2 2) (- (+ (pow d4 2) (+ (* d3 d2) (pow d3 2))) (+ (* d2 d4) (* 2 (* d3 d4))))) into (- (+ (* d3 d2) (+ (pow d4 2) (+ (pow d2 2) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d2 d4)))
* [misc]backup-simplify:  Simplify (/ (- (+ (pow d2 3) (+ (* 3 (* (pow d3 2) d4)) (pow d4 3))) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))) (- (+ (* d3 d2) (+ (pow d4 2) (+ (pow d2 2) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d2 d4)))) into (/ (- (+ (pow d2 3) (+ (* 3 (* (pow d3 2) d4)) (pow d4 3))) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))) (- (+ (* d3 d2) (+ (pow d4 2) (+ (pow d2 2) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d2 d4))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d2 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* (- d1) (- d1)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (* (- d1) (pow d1 2)) into (* -1 (pow d1 3))
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (pow (- d3 d4) 2)) into (pow (- d3 d4) 3)
* [misc]backup-simplify:  Simplify (- (pow (- d3 d4) 3)) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (* -1 (pow d1 3)) (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))))
* [misc]backup-simplify:  Simplify (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) into (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (* (- d1) (- d1)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (* (- d1) (- d3 d4)) into (* -1 (* (- d3 d4) d1))
* [misc]backup-simplify:  Simplify (+ (pow (- d3 d4) 2) (* -1 (* (- d3 d4) d1))) into (- (+ (* d4 d1) (+ (pow d4 2) (pow d3 2))) (+ (* d3 d1) (* 2 (* d3 d4))))
* [misc]backup-simplify:  Simplify (+ (pow d1 2) (- (+ (* d4 d1) (+ (pow d4 2) (pow d3 2))) (+ (* d3 d1) (* 2 (* d3 d4))))) into (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d3 d1)))
* [misc]backup-simplify:  Simplify (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d3 d1)))) into (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d2 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* (- d1) (- d1)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (* (- d1) (pow d1 2)) into (* -1 (pow d1 3))
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (pow (- d3 d4) 2)) into (pow (- d3 d4) 3)
* [misc]backup-simplify:  Simplify (- (pow (- d3 d4) 3)) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (* -1 (pow d1 3)) (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))))
* [misc]backup-simplify:  Simplify (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) into (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (* (- d1) (- d1)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (* (- d1) (- d3 d4)) into (* -1 (* (- d3 d4) d1))
* [misc]backup-simplify:  Simplify (+ (pow (- d3 d4) 2) (* -1 (* (- d3 d4) d1))) into (- (+ (* d4 d1) (+ (pow d4 2) (pow d3 2))) (+ (* d3 d1) (* 2 (* d3 d4))))
* [misc]backup-simplify:  Simplify (+ (pow d1 2) (- (+ (* d4 d1) (+ (pow d4 2) (pow d3 2))) (+ (* d3 d1) (* 2 (* d3 d4))))) into (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d3 d1)))
* [misc]backup-simplify:  Simplify (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d3 d1)))) into (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))))
* [misc]taylor:  Taking taylor expansion of (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (* (pow d3 2) d4)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (* d3 (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* (pow d3 2) d4) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (* 3 (* (pow d3 2) d4)) into (* 3 (* (pow d3 2) d4))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) into (+ (* 3 (* (pow d3 2) d4)) (pow d4 3))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d4 2)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (* 3 (* d3 (pow d4 2))) into (* 3 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)) into (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) into (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))
* [misc]backup-simplify:  Simplify (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) into (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (* (pow d3 2) d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (* d3 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 1) (* 0 0)) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (/ (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (/ (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (* (pow d3 2) d4)) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 3 (* d3 (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ 0 (pow d4 3)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 2)) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 3) 0) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ (pow d4 3) (pow d4 2)) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 1) (* 1 (- d1))) into (- (* 2 d1))
* [misc]backup-simplify:  Simplify (+ (* (- d1) (- (* 2 d1))) (* 1 (pow d1 2))) into (* 3 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (- d3 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (pow (- d3 d4) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 (pow d1 2)) 0) into (* 3 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) 0) (* (* 3 (pow d1 2)) d1)) into (* 3 (pow d1 3))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 1) (* 1 (- d1))) into (- (* 2 d1))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (- d3 d4))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 0) (* 1 (- d3 d4))) into (- d3 d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d3 d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (+ (- (* 2 d1)) (- d3 d4)) into (- d3 (+ d4 (* 2 d1)))
* [misc]backup-simplify:  Simplify (- (/ (* 3 (pow d1 3)) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d3 d1)))) (+ (* (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4))))) (/ (- d3 (+ d4 (* 2 d1))) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* 2 (* d3 d4)) (* d3 d1))))))) into (- (+ (/ (* d3 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 3 (/ (pow d1 3) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))))) (+ (* 2 (/ (* (pow d4 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d3 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))))))) (+ (* 4 (/ (* d3 (* (pow d4 3) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* d4 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* d3 (* (pow d4 2) (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 2 (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ (* d3 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 3 (/ (pow d1 3) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))))) (+ (* 2 (/ (* (pow d4 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d3 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))))))) (+ (* 4 (/ (* d3 (* (pow d4 3) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* d4 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* d3 (* (pow d4 2) (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 2 (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))))))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (/ (* d3 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 3 (/ (pow d1 3) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))))) (+ (* 2 (/ (* (pow d4 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d3 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (* d3 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d1 4)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (pow d1 4) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* d3 1) into d3
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ d3 (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ d3 (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ (pow d1 3) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))))) (+ (* 2 (/ (* (pow d4 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d3 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)))))))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ (pow d1 3) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ (pow d1 3) (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (/ 1 (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (/ 1 (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))))
* [misc]taylor:  Taking taylor expansion of (+ (* 2 (/ (* (pow d4 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d3 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (/ (* (pow d4 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d4 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d4 3) (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (pow d4 3) 1) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (pow d4 3) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (pow d4 3) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (pow d3 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 4) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* (pow d3 2) (pow d3 2)) into (pow d3 4)
* [misc]backup-simplify:  Simplify (* (pow d3 4) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 4) 1) (* 0 0)) into (pow d3 4)
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))) in d1
* [misc]taylor:  Taking taylor expansion of (* 6 (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 6 in d1
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 2) (* d4 (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) (* d4 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* d4 1) into d4
* [misc]backup-simplify:  Simplify (* (pow d3 2) d4) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (* (pow d3 2) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (* (pow d3 2) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d4 4) d1) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d4 4) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (* (pow d4 4) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 4) 1) (* 0 0)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (* 6 (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 6 in d1
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 2) (* (pow d4 2) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) (* (pow d4 2) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (pow d4 2) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) 0) into 0
* [misc]backup-simplify:  Simplify (* (pow d3 2) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 1) (* 0 0)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) (pow d4 2)) (* 0 0)) into (* (pow d3 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (* 4 (/ (* d3 (* (pow d4 3) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (/ (* d4 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* d3 (* (pow d4 2) (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 2 (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)))))))) in d1
* [misc]taylor:  Taking taylor expansion of (* 4 (/ (* d3 (* (pow d4 3) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 4 in d1
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ (* d3 (* (pow d4 3) d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 (* (pow d4 3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (pow d4 3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* (pow d4 3) 0) into 0
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 1) (* 0 0)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ (* d3 (pow d4 3)) (* 0 0)) into (* d3 (pow d4 3))
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (/ (* d4 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) (+ (* 6 (/ (* d3 (* (pow d4 2) (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 2 (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (* d4 (pow d1 4)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 (pow d1 4)) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d1 4) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* d4 1) into d4
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ d4 (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ d4 (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (* 6 (/ (* d3 (* (pow d4 2) (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 2 (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)))))) in d1
* [misc]taylor:  Taking taylor expansion of (* 6 (/ (* d3 (* (pow d4 2) (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 6 in d1
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (/ (* d3 (* (pow d4 2) (pow d1 2))) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 (* (pow d4 2) (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (pow d4 2) (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (pow d4 2) 1) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d4 2)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (* d3 (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (* d3 (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (* 2 (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (+ (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 3) (pow d1 2)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 3) (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (pow d3 3) 1) into (pow d3 3)
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (pow d3 3) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (pow d3 3) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (+ (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 4 (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 4 in d1
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 3) (* d4 d1)) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 3) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* (pow d3 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) d4) (* 0 0)) into (* (pow d3 3) d4)
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2))) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ (pow d1 5) (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 5) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) 2) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) (+ (* d3 d1) (* 2 (* d3 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 2) (+ (pow d4 2) (+ (* d4 d1) (pow d3 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (+ (* d4 d1) (pow d3 2))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d3 2)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (+ (* d3 d1) (* 2 (* d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ 0 (pow d3 2)) into (pow d3 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (pow d3 2)) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d4 2) (pow d3 2))) into (+ (pow d4 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (* d3 d4) into (* d3 d4)
* [misc]backup-simplify:  Simplify (* 2 (* d3 d4)) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (* 2 (* d3 d4))) into (* 2 (* d3 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (* d3 d4))) into (- (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (+ (+ (pow d4 2) (pow d3 2)) (- (* 2 (* d3 d4)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) into (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) into (/ 1 (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))
* [misc]backup-simplify:  Simplify (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) into (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) into (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ 0 (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) into (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) into (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))
* [misc]backup-simplify:  Simplify (+ 0 (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))) into (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))
* [misc]backup-simplify:  Simplify (+ 0 (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))) into (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))
* [misc]backup-simplify:  Simplify (+ 0 (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))) into (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))
* [misc]backup-simplify:  Simplify (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) into (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) into (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) 0) into (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ 0 (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) into (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ 0 (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) into (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ 0 (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) into (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))
* [misc]backup-simplify:  Simplify (+ (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) into (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))
* [misc]backup-simplify:  Simplify (- (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))) into (- (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))))
* [misc]backup-simplify:  Simplify (+ (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) (- (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))))) into (- (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 4)) into (/ 1 (pow d4 4))
* [misc]taylor:  Taking taylor expansion of (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of 6 in d3
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 (pow d4 2)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ (pow d4 2) (pow d4 4)) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ (pow d4 4) (pow d4 4)) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of 4 in d3
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 3) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 d4) into d4
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ d4 (pow d4 4)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of 4 in d3
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 3))) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ (pow d4 3) (pow d4 4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (* (pow d3 2) d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (* d3 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d3 2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (+ (* d3 1) (* 0 0)) into d3
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (* d3 d4))) into 0
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) (+ (* (/ (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))) (/ (- d4 d3) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))))))) into (- (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 4 (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of 4 in d3
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 3) d4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 3) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 d4) into d4
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ d4 (pow d4 4)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (* 4 (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of 4 in d3
* [misc]backup-simplify:  Simplify 4 into 4
* [misc]taylor:  Taking taylor expansion of (/ (* d3 (pow d4 3)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 3))) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ (pow d4 3) (pow d4 4)) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ (pow d3 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 4)) into (/ 1 (pow d4 4))
* [misc]taylor:  Taking taylor expansion of (+ (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* 6 (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2))) in d3
* [misc]taylor:  Taking taylor expansion of 6 in d3
* [misc]backup-simplify:  Simplify 6 into 6
* [misc]taylor:  Taking taylor expansion of (/ (* (pow d3 2) (pow d4 2)) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 (pow d4 2)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ (pow d4 2) (pow d4 4)) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (/ (pow d4 4) (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) 2) in d3
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (pow d4 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 2 (* d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 2) 0) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (* (pow d4 2) (pow d4 2)) into (pow d4 4)
* [misc]backup-simplify:  Simplify (/ (pow d4 4) (pow d4 4)) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 2))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (* 3 (pow d4 2)) (* 0 0)) into (* 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ 0 (* 3 (pow d4 2))) into (* 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* 3 (pow d4 2))) into (- (* 3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 3 (pow d4 2)))) into (- (* 3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d4)) into d4
* [misc]backup-simplify:  Simplify (+ (* 2 d4) (* 0 0)) into (* 2 d4)
* [misc]backup-simplify:  Simplify (- (* 2 d4)) into (- (* 2 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 2 d4))) into (- (* 2 d4))
* [misc]backup-simplify:  Simplify (- (/ (- (* 3 (pow d4 2))) (pow d4 2)) (+ (* d4 (/ (- (* 2 d4)) (pow d4 2))))) into (- 1)
* [misc]taylor:  Taking taylor expansion of (- 1) in d4
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* 1 (* d3 (* d1 1)))) (+ (* -1 (pow (* 1 (* 1 (* d1 1))) 2)) (* 1 (* 1 (* 1 (* d1 d2)))))) into (- (* d2 d1) (+ (pow d1 2) (* d3 d1)))
* [misc]approximate:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))))) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d2) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (/ 1 d1))) (* (- (/ 1 d1)) 1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (* 2 (/ 1 d1)))) (* (- (/ 1 d1)) 1)) into (- (* 3 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (- (* 3 (/ 1 d1))) 0) into (- (* 3 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (* 3 (/ 1 d1))) (/ 1 d1))) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (/ 1 d1))) (* (- (/ 1 d1)) 1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (* 1 (- (/ 1 d3) (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3) (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 d1))) (- (/ 1 d3) (/ 1 d4))) into (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1))))
* [misc]backup-simplify:  Simplify (- (/ (- (* 3 (/ 1 (pow d1 2)))) 1) (+ (* (/ 1 d1) (/ (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1)))) 1)))) into (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 1) (* 0 0)) into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) (- (/ 1 d1))) (* 0 1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 (pow d1 2))) (+ (* (- (/ 1 d1)) (- (* 2 (/ 1 d1)))) (* 0 1))) into (* 3 (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (pow d1 2))) 0) into (* 3 (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (* (* 3 (/ 1 (pow d1 2))) (/ 1 d1)))) into (* 3 (/ 1 (pow d1 3)))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) (- (/ 1 d1))) (* 0 1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) into (pow (- (/ 1 d3) (/ 1 d4)) 2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) into (- (/ 1 (* d4 d1)) (/ 1 (* d3 d1)))
* [misc]backup-simplify:  Simplify (+ (pow (- (/ 1 d3) (/ 1 d4)) 2) (- (/ 1 (* d4 d1)) (/ 1 (* d3 d1)))) into (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d4 2)) (/ 1 (pow d3 2)))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4)))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d4 2)) (/ 1 (pow d3 2)))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4)))))) into (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d1 2)) (+ (/ 1 (pow d4 2)) (/ 1 (pow d3 2))))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4)))))
* [misc]backup-simplify:  Simplify (- (/ (* 3 (/ 1 (pow d1 3))) 1) (+ (* (/ 1 d1) (/ (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d1 2)) (+ (/ 1 (pow d4 2)) (/ 1 (pow d3 2))))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4))))) 1)) (* (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) (/ (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1)))) 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) 0) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))) into (- (/ 1 (pow d1 3)))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) into (pow (- (/ 1 d3) (/ 1 d4)) 2)
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d4)) (pow (- (/ 1 d3) (/ 1 d4)) 2)) into (pow (- (/ 1 d3) (/ 1 d4)) 3)
* [misc]backup-simplify:  Simplify (- (pow (- (/ 1 d3) (/ 1 d4)) 3)) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]backup-simplify:  Simplify (+ (- (/ 1 (pow d1 3))) (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) (/ 1 d1))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))))))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (* 0 (- (/ 1 d3) (/ 1 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (* 0 (- (/ 1 d3) (/ 1 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1))))))) 1) (+ (* (/ 1 d1) (/ 0 1)) (* (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) (/ (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d1 2)) (+ (/ 1 (pow d4 2)) (/ 1 (pow d3 2))))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4))))) 1)) (* 0 (/ (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1)))) 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (pow (* 1 (* 1 (* (/ 1 (/ 1 d1)) 1))) 2)) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) (* (/ 1 (/ 1 d1)) 1)))) (* 1 (* (/ 1 (/ 1 d4)) (* 1 (* (/ 1 (/ 1 d1)) 1)))))) into (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* [misc]approximate:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))))) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ -1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 d1)) (* (/ 1 d1) -1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (* 2 (/ 1 d1)))) (* (/ 1 d1) 1)) into (* 3 (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 d1)) 0) into (* 3 (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (* 3 (/ 1 d1)) (/ -1 d1))) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 d1)) (* (/ 1 d1) -1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 d4) (/ 1 d3))) into (* -1 (- (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ 0 (* -1 (- (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 d1))) (- (/ 1 d3) (/ 1 d4))) into (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1))))
* [misc]backup-simplify:  Simplify (- (/ (- (* 3 (/ 1 (pow d1 2)))) 1) (+ (* (/ 1 d1) (/ (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1)))) 1)))) into (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 d1) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 1) (* 0 0)) into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) (/ 1 d1)) (* 0 -1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 (pow d1 2))) (+ (* (/ 1 d1) (- (* 2 (/ 1 d1)))) (* 0 1))) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]backup-simplify:  Simplify (+ (- (* 3 (/ 1 (pow d1 2)))) 0) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (* (- (* 3 (/ 1 (pow d1 2)))) (/ -1 d1)))) into (* 3 (/ 1 (pow d1 3)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) (/ 1 d1)) (* 0 -1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d4) (/ 1 d3))) into (pow (- (/ 1 d4) (/ 1 d3)) 2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (/ 1 d1) (- (/ 1 d4) (/ 1 d3)))) into (- (/ 1 (* d4 d1)) (/ 1 (* d3 d1)))
* [misc]backup-simplify:  Simplify (+ (pow (- (/ 1 d4) (/ 1 d3)) 2) (- (/ 1 (* d4 d1)) (/ 1 (* d3 d1)))) into (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d3 2)) (/ 1 (pow d4 2)))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4)))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d3 2)) (/ 1 (pow d4 2)))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4)))))) into (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d1 2)) (+ (/ 1 (pow d3 2)) (/ 1 (pow d4 2))))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4)))))
* [misc]backup-simplify:  Simplify (- (/ (* 3 (/ 1 (pow d1 3))) 1) (+ (* (/ 1 d1) (/ (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d1 2)) (+ (/ 1 (pow d3 2)) (/ 1 (pow d4 2))))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4))))) 1)) (* (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) (/ (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1)))) 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) 0) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))) into (/ 1 (pow d1 3))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d4) (/ 1 d3))) into (pow (- (/ 1 d4) (/ 1 d3)) 2)
* [misc]backup-simplify:  Simplify (* (- (/ 1 d4) (/ 1 d3)) (pow (- (/ 1 d4) (/ 1 d3)) 2)) into (pow (- (/ 1 d4) (/ 1 d3)) 3)
* [misc]backup-simplify:  Simplify (- (pow (- (/ 1 d4) (/ 1 d3)) 3)) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 3)) (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) (/ -1 d1))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (* 0 (- (/ 1 d4) (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (* 0 (- (/ 1 d4) (/ 1 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1))))))) 1) (+ (* (/ 1 d1) (/ 0 1)) (* (- (/ 1 (* d4 d1)) (+ (/ 1 (* d3 d1)) (/ 1 (pow d1 2)))) (/ (- (+ (/ 1 (* d4 d1)) (+ (/ 1 (pow d1 2)) (+ (/ 1 (pow d3 2)) (/ 1 (pow d4 2))))) (+ (/ 1 (* d3 d1)) (* 2 (/ 1 (* d3 d4))))) 1)) (* 0 (/ (- (/ 1 d3) (+ (/ 1 d4) (* 2 (/ 1 d1)))) 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (pow (* 1 (* 1 (* (/ 1 (/ 1 (- d1))) 1))) 2)) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d3))) (* (/ 1 (/ 1 (- d1))) 1)))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 (* (/ 1 (/ 1 (- d1))) 1)))))) into (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 2 2)
* [misc]approximate:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in (d3 d4 d2 d1) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- d3 d4) (- d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) (- d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]backup-simplify:  Simplify (* (- d4) (- d4)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]backup-simplify:  Simplify (* (- d2 d1) (- d4)) into (* -1 (* d4 (- d2 d1)))
* [misc]backup-simplify:  Simplify (+ (pow d4 2) (* -1 (* d4 (- d2 d1)))) into (- (+ (* d4 d1) (pow d4 2)) (* d4 d2))
* [misc]taylor:  Taking taylor expansion of (- (+ (* d4 d1) (pow d4 2)) (* d4 d2)) in d4
* [misc]taylor:  Taking taylor expansion of (+ (* d4 d1) (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (* 0 d1) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 d2) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d4) 1) (* 1 (- d4))) into (- (* 2 d4))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 d1) 1) (* 0 (- d4))) into (- d2 d1)
* [misc]backup-simplify:  Simplify (+ (- (* 2 d4)) (- d2 d1)) into (- d2 (+ (* 2 d4) d1))
* [misc]taylor:  Taking taylor expansion of (- d2 (+ (* 2 d4) d1)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ (* 2 d4) d1) in d4
* [misc]taylor:  Taking taylor expansion of (* 2 d4) in d4
* [misc]taylor:  Taking taylor expansion of 2 in d4
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 d1) into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (+ d1 0) into d1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d2)) into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (+ d1 (- d2)) into (- d1 d2)
* [misc]taylor:  Taking taylor expansion of (- d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d1 0) into d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d4) 0) (+ (* 1 1) (* 0 (- d4)))) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 d1) 0) (+ (* 0 1) (* 0 (- d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d2
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 2 1) (* 0 0)) into 2
* [misc]backup-simplify:  Simplify (+ 2 0) into 2
* [misc]backup-simplify:  Simplify (- 2) into -2
* [misc]backup-simplify:  Simplify (+ 0 -2) into -2
* [misc]taylor:  Taking taylor expansion of -2 in d2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of -2 in d1
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d2
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (pow (* 1 (* 1 (* d4 1))) 2)) (+ (* -2 (* 1 (* 1 (* d4 d3)))) (* 1 (pow (* 1 (* 1 (* 1 d3))) 2)))) into (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* [misc]approximate:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in (d3 d4 d2 d1) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d4))) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d4))) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (/ 1 d4))) (* (- (/ 1 d4)) 1)) into (- (* 2 (/ 1 d4)))
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* (- (/ 1 d2) (/ 1 d1)) 1) into (- (/ 1 d2) (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 d4))) (- (/ 1 d2) (/ 1 d1))) into (- (/ 1 d2) (+ (* 2 (/ 1 d4)) (/ 1 d1)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (* 2 (/ 1 d4)) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (* 2 (/ 1 d4)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 2 in d4
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d4)) (- (/ 1 d4))) (* 0 1))) into (/ 1 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d4))) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d2) (/ 1 d1)) (- (/ 1 d4))) (* 0 1)) into (- (/ 1 (* d4 d1)) (/ 1 (* d2 d4)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d4 2)) (- (/ 1 (* d4 d1)) (/ 1 (* d2 d4)))) into (- (+ (/ 1 (* d4 d1)) (/ 1 (pow d4 2))) (/ 1 (* d2 d4)))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (* d4 d1)) (/ 1 (pow d4 2))) (/ 1 (* d2 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d4 d1)) (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (* 0 d1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d2 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (* d2 d4) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d2 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d2 1) (* 0 0)) into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d2
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 2 1) into 2
* [misc]backup-simplify:  Simplify (+ 2 0) into 2
* [misc]backup-simplify:  Simplify (- 2) into -2
* [misc]backup-simplify:  Simplify (+ 0 -2) into -2
* [misc]taylor:  Taking taylor expansion of -2 in d2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of 1 in d2
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d4)) 0) (+ (* 0 (- (/ 1 d4))) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d2) (/ 1 d1)) 0) (+ (* 0 (- (/ 1 d4))) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d2)) into (- (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) (- (/ 1 d2))) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -2 in d1
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d4))) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d2) (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d4))) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d2 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* 1 (* (/ 1 (/ 1 d2)) (* (/ 1 (/ 1 d4)) 1)))) (+ (* -1 (* (/ 1 (/ 1 d1)) (* 1 (* 1 (/ 1 (/ 1 d3)))))) (* 1 (* (/ 1 (/ 1 d1)) (* 1 (* (/ 1 (/ 1 d4)) 1)))))) into (- (* d4 d1) (+ (* d3 d1) (* d2 d4)))
* [misc]approximate:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in (d3 d4 d2 d1) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (+ (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d3)) (/ 1 (- d4))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d1))) (- (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 d4)) (* (/ 1 d4) -1)) into (- (* 2 (/ 1 d4)))
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* (- (/ 1 d1) (/ 1 d2)) -1) into (* -1 (- (/ 1 d1) (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 d4))) (* -1 (- (/ 1 d1) (/ 1 d2)))) into (- (/ 1 d2) (+ (* 2 (/ 1 d4)) (/ 1 d1)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (* 2 (/ 1 d4)) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (* 2 (/ 1 d4)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 2 in d4
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d4) (/ 1 d4)) (* 0 -1))) into (/ 1 (pow d4 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d1) (/ 1 d2)) (/ 1 d4)) (* 0 -1)) into (- (/ 1 (* d4 d1)) (/ 1 (* d2 d4)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d4 2)) (- (/ 1 (* d4 d1)) (/ 1 (* d2 d4)))) into (- (+ (/ 1 (* d4 d1)) (/ 1 (pow d4 2))) (/ 1 (* d2 d4)))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (* d4 d1)) (/ 1 (pow d4 2))) (/ 1 (* d2 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d4 d1)) (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (* 0 d1) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d2 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (* d2 d4) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d2 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d2 1) (* 0 0)) into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d2
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 2 1) into 2
* [misc]backup-simplify:  Simplify (+ 2 0) into 2
* [misc]backup-simplify:  Simplify (- 2) into -2
* [misc]backup-simplify:  Simplify (+ 0 -2) into -2
* [misc]taylor:  Taking taylor expansion of -2 in d2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of 1 in d2
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d4) 0) (+ (* 0 (/ 1 d4)) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d1) (/ 1 d2)) 0) (+ (* 0 (/ 1 d4)) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d2)) into (- (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) (- (/ 1 d2))) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -2 in d1
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d4) 0) (+ (* 0 0) (+ (* 0 (/ 1 d4)) (* 0 -1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d1) (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 (/ 1 d4)) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d2 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d2))) (* (/ 1 (/ 1 (- d4))) 1)))) (+ (* -1 (* (/ 1 (/ 1 (- d1))) (* 1 (* 1 (/ 1 (/ 1 (- d3))))))) (* 1 (* (/ 1 (/ 1 (- d1))) (* 1 (* (/ 1 (/ 1 (- d4))) 1)))))) into (- (* d4 d1) (+ (* d3 d1) (* d2 d4)))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]backup-simplify:  Simplify (* (- d1) (- d1)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (* (- d1) (pow d1 2)) into (* -1 (pow d1 3))
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (pow (- d3 d4) 2)) into (pow (- d3 d4) 3)
* [misc]backup-simplify:  Simplify (- (pow (- d3 d4) 3)) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (* -1 (pow d1 3)) (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (* (pow d3 2) d4)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (* d3 (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* (pow d3 2) d4) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (* 3 (* (pow d3 2) d4)) into (* 3 (* (pow d3 2) d4))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) into (+ (* 3 (* (pow d3 2) d4)) (pow d4 3))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d4 2)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (* 3 (* d3 (pow d4 2))) into (* 3 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)) into (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) into (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))
* [misc]backup-simplify:  Simplify (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) into (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (* (pow d3 2) d4)) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* 3 (* d3 (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ 0 (pow d4 3)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 2)) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 3) 0) into (pow d4 3)
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 1) (* 1 (- d1))) into (- (* 2 d1))
* [misc]backup-simplify:  Simplify (+ (* (- d1) (- (* 2 d1))) (* 1 (pow d1 2))) into (* 3 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (- d3 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (pow (- d3 d4) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 (pow d1 2)) 0) into (* 3 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (* 3 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (* (pow d3 2) d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (* d3 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 2))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (* 3 (pow d4 2)) (* 0 0)) into (* 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ 0 (* 3 (pow d4 2))) into (* 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* 3 (pow d4 2))) into (- (* 3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 3 (pow d4 2)))) into (- (* 3 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of (* 3 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d1) 0) (+ (* 1 1) (* 0 (- d1)))) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 1) (+ (* 1 (- (* 2 d1))) (* 0 (pow d1 2)))) into (- (* 3 d1))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (+ (* 0 0) (* 0 (- d3 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (+ (* 0 0) (* 0 (pow (- d3 d4) 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (* 3 d1)) 0) into (- (* 3 d1))
* [misc]taylor:  Taking taylor expansion of (- (* 3 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 d1) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (* (pow d3 2) d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (* d3 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d3 2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 d4) into d4
* [misc]backup-simplify:  Simplify (* 3 d4) into (* 3 d4)
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 d4) 0) into (* 3 d4)
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 (pow d4 2)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 d4) 0) into (* 3 d4)
* [misc]taylor:  Taking taylor expansion of (* 3 d4) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (/ 1 d1))) (* (- (/ 1 d1)) 1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (* 2 (/ 1 d1)))) (* (- (/ 1 d1)) 1)) into (- (* 3 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (- (* 3 (/ 1 d1))) 0) into (- (* 3 (/ 1 d1)))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) (- (/ 1 d1))) (* 0 1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 (pow d1 2))) (+ (* (- (/ 1 d1)) (- (* 2 (/ 1 d1)))) (* 0 1))) into (* 3 (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (pow d1 2))) 0) into (* 3 (/ 1 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))) into (- (/ 1 (pow d1 3)))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) into (pow (- (/ 1 d3) (/ 1 d4)) 2)
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d4)) (pow (- (/ 1 d3) (/ 1 d4)) 2)) into (pow (- (/ 1 d3) (/ 1 d4)) 3)
* [misc]backup-simplify:  Simplify (- (pow (- (/ 1 d3) (/ 1 d4)) 3)) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]backup-simplify:  Simplify (+ (- (/ 1 (pow d1 3))) (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) d4))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) d4)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* (pow d3 2) d4) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (/ 1 (* (pow d3 2) d4)) into (/ 1 (* (pow d3 2) d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (pow d4 2)))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d4 2)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (/ 1 (* d3 (pow d4 2))) into (/ 1 (* d3 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d3 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d3 3)) into (/ 1 (pow d3 3))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]taylor:  Taking taylor expansion of -3 in d3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (* 0 (- (/ 1 d3) (/ 1 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* (pow d3 2) d4))) into (/ 3 (* (pow d3 2) d4))
* [misc]backup-simplify:  Simplify (+ (/ 3 (* (pow d3 2) d4)) (/ 1 (pow d4 3))) into (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* d3 (pow d4 2)))) into (/ 3 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d3 3))) into (/ 1 (pow d3 3))
* [misc]backup-simplify:  Simplify (+ (/ 3 (* d3 (pow d4 2))) (/ 1 (pow d3 3))) into (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))
* [misc]backup-simplify:  Simplify (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]backup-simplify:  Simplify (+ (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) d4))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) d4)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 d4) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 2)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 2))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d3 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of -3 in d4
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* (pow d3 2) d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* d3 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 d4)) into (/ 3 d4)
* [misc]backup-simplify:  Simplify (+ (/ 3 d4) 0) into (* 3 (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 d4)) 0) into (* 3 (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d3 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 d4))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (pow d4 2))) into (/ 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 3 (pow d4 2)) 0) into (* 3 (/ 1 (pow d4 2)))
* [misc]backup-simplify:  Simplify (- (* 3 (/ 1 (pow d4 2)))) into (- (* 3 (/ 1 (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 3 (/ 1 (pow d4 2))))) into (- (* 3 (/ 1 (pow d4 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 (pow d4 2)))) in d4
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d3 2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d4 3))) into (/ 1 (pow d4 3))
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 2)) (/ 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d4 3)) 0) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]backup-simplify:  Simplify (+ (* 3 (* (/ 1 (/ 1 d4)) (* (pow (/ 1 d3) -2) (* 1 1)))) (+ (* -3 (* (pow (/ 1 d4) -2) (* (/ 1 (/ 1 d3)) (* 1 1)))) (* 1 (pow (* (/ 1 (/ 1 d4)) (* 1 (* 1 1))) 3)))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (* 3 (* d3 (pow d4 2))))
* [misc]approximate:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 d1)) (* (/ 1 d1) -1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (* 2 (/ 1 d1)))) (* (/ 1 d1) 1)) into (* 3 (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 d1)) 0) into (* 3 (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) (/ 1 d1)) (* 0 -1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 (pow d1 2))) (+ (* (/ 1 d1) (- (* 2 (/ 1 d1)))) (* 0 1))) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]backup-simplify:  Simplify (+ (- (* 3 (/ 1 (pow d1 2)))) 0) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))) into (/ 1 (pow d1 3))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d4) (/ 1 d3))) into (pow (- (/ 1 d4) (/ 1 d3)) 2)
* [misc]backup-simplify:  Simplify (* (- (/ 1 d4) (/ 1 d3)) (pow (- (/ 1 d4) (/ 1 d3)) 2)) into (pow (- (/ 1 d4) (/ 1 d3)) 3)
* [misc]backup-simplify:  Simplify (- (pow (- (/ 1 d4) (/ 1 d3)) 3)) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 3)) (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (pow d4 2)))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d4 2)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (/ 1 (* d3 (pow d4 2))) into (/ 1 (* d3 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d3 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d3 3)) into (/ 1 (pow d3 3))
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) d4))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) d4)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* (pow d3 2) d4) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (/ 1 (* (pow d3 2) d4)) into (/ 1 (* (pow d3 2) d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]taylor:  Taking taylor expansion of -3 in d3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (* 0 (- (/ 1 d4) (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* d3 (pow d4 2)))) into (/ 3 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d3 3))) into (/ 1 (pow d3 3))
* [misc]backup-simplify:  Simplify (+ (/ 3 (* d3 (pow d4 2))) (/ 1 (pow d3 3))) into (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* (pow d3 2) d4))) into (/ 3 (* (pow d3 2) d4))
* [misc]backup-simplify:  Simplify (+ (/ 3 (* (pow d3 2) d4)) (/ 1 (pow d4 3))) into (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))
* [misc]backup-simplify:  Simplify (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]backup-simplify:  Simplify (+ (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 2)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 2))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d3 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) d4))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) d4)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 d4) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -3 in d4
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* d3 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* (pow d3 2) d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 d4)) into (/ 3 d4)
* [misc]backup-simplify:  Simplify (+ (/ 3 d4) 0) into (* 3 (/ 1 d4))
* [misc]backup-simplify:  Simplify (- (* 3 (/ 1 d4))) into (- (* 3 (/ 1 d4)))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 3 (/ 1 d4)))) into (- (* 3 (/ 1 d4)))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d3 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (pow d4 2))) into (/ 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 3 (pow d4 2)) 0) into (* 3 (/ 1 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 d4))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (pow d4 2))) 0) into (* 3 (/ 1 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d3 2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 2)) (/ 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d4 3))) into (/ 1 (pow d4 3))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d4 3))) into (- (/ 1 (pow d4 3)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (pow d4 3)))) into (- (/ 1 (pow d4 3)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d4 3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]backup-simplify:  Simplify (+ (* -3 (* (/ 1 (/ 1 (- d4))) (* (pow (/ 1 (- d3)) -2) (* 1 1)))) (+ (* 3 (* (pow (/ 1 (- d4)) -2) (* (/ 1 (/ 1 (- d3))) (* 1 1)))) (* -1 (pow (* (/ 1 (/ 1 (- d4))) (* 1 (* 1 1))) 3)))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (* 3 (* d3 (pow d4 2))))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ 0 (- d4)) into (- d4)
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- d2 d1) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (pow (- d3 d4) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d3 (- d4)) into (- d3 d4)
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (* (- d1) (- d1)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (* (- d1) (pow d1 2)) into (* -1 (pow d1 3))
* [misc]backup-simplify:  Simplify (* (- d3 d4) (- d3 d4)) into (pow (- d3 d4) 2)
* [misc]backup-simplify:  Simplify (* (- d3 d4) (pow (- d3 d4) 2)) into (pow (- d3 d4) 3)
* [misc]backup-simplify:  Simplify (- (pow (- d3 d4) 3)) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (* -1 (pow d1 3)) (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))))
* [misc]backup-simplify:  Simplify (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) into (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1)
* [misc]taylor:  Taking taylor expansion of (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (* (pow d3 2) d4)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (* d3 (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* (pow d3 2) d4) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (* 3 (* (pow d3 2) d4)) into (* 3 (* (pow d3 2) d4))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) into (+ (* 3 (* (pow d3 2) d4)) (pow d4 3))
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d4 2)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (* 3 (* d3 (pow d4 2))) into (* 3 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)) into (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) into (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))
* [misc]backup-simplify:  Simplify (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) into (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (+ (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (- (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2)))))
* [misc]backup-simplify:  Simplify (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 1) (* 1 (- d1))) into (- (* 2 d1))
* [misc]backup-simplify:  Simplify (+ (* (- d1) (- (* 2 d1))) (* 1 (pow d1 2))) into (* 3 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (- d3 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (* 0 (pow (- d3 d4) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 (pow d1 2)) 0) into (* 3 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) 0) (* (* 3 (pow d1 2)) d1)) into (* 3 (pow d1 3))
* [misc]taylor:  Taking taylor expansion of (* 3 (pow d1 3)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (* (pow d3 2) d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (* d3 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 1) (* 0 0)) into (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (* (pow d3 2) d4)) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (* d3 (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (+ 0 (pow d4 3)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 2)) into 0
* [misc]backup-simplify:  Simplify (* 3 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d4 3) 0) into (pow d4 3)
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d1) 0) (+ (* 1 1) (* 0 (- d1)))) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 1) (+ (* 1 (- (* 2 d1))) (* 0 (pow d1 2)))) into (- (* 3 d1))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (+ (* 0 0) (* 0 (- d3 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3 d4) 0) (+ (* 0 0) (* 0 (pow (- d3 d4) 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (* 3 d1)) 0) into (- (* 3 d1))
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d1 3) (+ (* 3 (* d3 (pow d4 2))) (pow d3 3)))) 0) (+ (* (* 3 (pow d1 2)) 0) (* (- (* 3 d1)) d1))) into (- (* 3 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (* (pow d3 2) d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (* d3 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d3 2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (+ (pow d3 3) (* 3 (* d3 (pow d4 2))))) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 2))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (* 3 (pow d4 2)) (* 0 0)) into (* 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ (* 3 (pow d4 2)) 0) into (* 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* 3 (pow d4 2))) into (- (* 3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 3 (pow d4 2)))) into (- (* 3 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of (* 3 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 d2) (/ 1 d1)) 3) (pow (- (/ 1 d3) (/ 1 d4)) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d2) (/ 1 d1)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 d3) (/ 1 d4)) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (/ 1 d1))) (* (- (/ 1 d1)) 1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* 1 (- (* 2 (/ 1 d1)))) (* (- (/ 1 d1)) 1)) into (- (* 3 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (- (* 3 (/ 1 d1))) 0) into (- (* 3 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (* 3 (/ 1 d1))) (/ 1 d1))) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) (- (/ 1 d1))) (* 0 1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* 1 (/ 1 (pow d1 2))) (+ (* (- (/ 1 d1)) (- (* 2 (/ 1 d1)))) (* 0 1))) into (* 3 (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 (pow d1 2))) 0) into (* 3 (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (* (* 3 (/ 1 (pow d1 2))) (/ 1 d1)))) into (* 3 (/ 1 (pow d1 3)))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d1 3))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))) into (- (/ 1 (pow d1 3)))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d4)) (- (/ 1 d3) (/ 1 d4))) into (pow (- (/ 1 d3) (/ 1 d4)) 2)
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d4)) (pow (- (/ 1 d3) (/ 1 d4)) 2)) into (pow (- (/ 1 d3) (/ 1 d4)) 3)
* [misc]backup-simplify:  Simplify (- (pow (- (/ 1 d3) (/ 1 d4)) 3)) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]backup-simplify:  Simplify (+ (- (/ 1 (pow d1 3))) (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) (/ 1 d1))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1))))))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) (* d4 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* (pow d3 2) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) d4) (* 0 0)) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (/ 1 (* (pow d3 2) d4)) into (/ 1 (* (pow d3 2) d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d4 3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d4 3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* (pow d4 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 1) (* 0 0)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 4)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 4) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (* (pow d3 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 1) (* 0 0)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d3 3)) into (/ 1 (pow d3 3))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (* (pow d4 2) d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 (* (pow d4 2) d1)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (pow d4 2) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) 0) into 0
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 1) (* 0 0)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (* d3 (pow d4 2)) (* 0 0)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (/ 1 (* d3 (pow d4 2))) into (/ 1 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]taylor:  Taking taylor expansion of -3 in d3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (* 0 (- (/ 1 d3) (/ 1 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (+ (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) 0) (* 0 (/ 1 d1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (+ (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) 0) (+ (* 0 0) (* 0 (/ 1 d1))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (+ (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* (pow d3 2) d4))) into (/ 3 (* (pow d3 2) d4))
* [misc]backup-simplify:  Simplify (+ (/ 3 (* (pow d3 2) d4)) (/ 1 (pow d4 3))) into (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* d3 (pow d4 2)))) into (/ 3 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d3 3)) (/ 3 (* d3 (pow d4 2)))) into (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))
* [misc]backup-simplify:  Simplify (+ 0 (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) into (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))
* [misc]backup-simplify:  Simplify (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]backup-simplify:  Simplify (+ (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) d4))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) d4)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 d4) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 2)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 2))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d3 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of -3 in d4
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (+ (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 d4) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* (pow d3 2) d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d3 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 (pow d4 2)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* d3 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 d4)) into (/ 3 d4)
* [misc]backup-simplify:  Simplify (+ (/ 3 d4) 0) into (* 3 (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 d4)) 0) into (* 3 (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (+ (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (+ (* 0 d4) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d3 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 (pow d4 2)) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 d4))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (pow d4 2))) into (/ 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 3 (pow d4 2)) 0) into (* 3 (/ 1 (pow d4 2)))
* [misc]backup-simplify:  Simplify (- (* 3 (/ 1 (pow d4 2)))) into (- (* 3 (/ 1 (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 3 (/ 1 (pow d4 2))))) into (- (* 3 (/ 1 (pow d4 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 (pow d4 2)))) in d4
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 d1))) (* 0 1)))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d1)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (/ 1 d4))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d3) (/ 1 d4)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d3) (/ 1 d4)) 2)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (* 3 (/ 1 d1))) 0) (+ (* (* 3 (/ 1 (pow d1 2))) 0) (+ (* (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3))))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1))))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 d4) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d3 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (pow d4 2)) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d4 3))) into (/ 1 (pow d4 3))
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 2)) (/ 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d4 3)) 0) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]backup-simplify:  Simplify (+ (* 3 (* (/ 1 (/ 1 d4)) (* (pow (/ 1 d3) -2) (* (/ 1 (/ 1 d1)) 1)))) (+ (* -3 (* (pow (/ 1 d4) -2) (* (/ 1 (/ 1 d3)) (* (/ 1 (/ 1 d1)) 1)))) (* 1 (* (pow (/ 1 d4) -3) (* 1 (* (/ 1 (/ 1 d1)) 1)))))) into (- (+ (* (pow d4 3) d1) (* 3 (* (pow d3 2) (* d4 d1)))) (* 3 (* d3 (* (pow d4 2) d1))))
* [misc]approximate:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in (d2 d1 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d2)) (/ 1 (- d1))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of (pow (- (/ 1 (- d3)) (/ 1 (- d4))) 3) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ 1 d4)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 d1)) (* (/ 1 d1) -1)) into (- (* 2 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (* 2 (/ 1 d1)))) (* (/ 1 d1) 1)) into (* 3 (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 d1)) 0) into (* 3 (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (* 3 (/ 1 d1)) (/ -1 d1))) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) (/ 1 d1)) (* 0 -1))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (* -1 (/ 1 (pow d1 2))) (+ (* (/ 1 d1) (- (* 2 (/ 1 d1)))) (* 0 1))) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]backup-simplify:  Simplify (+ (- (* 3 (/ 1 (pow d1 2)))) 0) into (- (* 3 (/ 1 (pow d1 2))))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (* (- (* 3 (/ 1 (pow d1 2)))) (/ -1 d1)))) into (* 3 (/ 1 (pow d1 3)))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d1 3))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 3)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))) into (/ 1 (pow d1 3))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d4) (/ 1 d3))) into (pow (- (/ 1 d4) (/ 1 d3)) 2)
* [misc]backup-simplify:  Simplify (* (- (/ 1 d4) (/ 1 d3)) (pow (- (/ 1 d4) (/ 1 d3)) 2)) into (pow (- (/ 1 d4) (/ 1 d3)) 3)
* [misc]backup-simplify:  Simplify (- (pow (- (/ 1 d4) (/ 1 d3)) 3)) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 3)) (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) (/ -1 d1))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1))))))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) (/ 1 (* (pow d4 3) d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) (* d4 d1)))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) (* d4 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* (pow d3 2) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) d4) (* 0 0)) into (* (pow d3 2) d4)
* [misc]backup-simplify:  Simplify (/ 1 (* (pow d3 2) d4)) into (/ 1 (* (pow d3 2) d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d4 3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d4 3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (* (pow d4 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 1) (* 0 0)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (pow d1 4)) (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 4)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 4) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* (pow d3 3) d1)) (* 3 (/ 1 (* d3 (* (pow d4 2) d1))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d3 3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d3 d3) into (pow d3 2)
* [misc]backup-simplify:  Simplify (* d3 (pow d3 2)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (* (pow d3 3) 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 d3)) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (* 0 (pow d3 2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 1) (* 0 0)) into (pow d3 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d3 3)) into (/ 1 (pow d3 3))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (* (pow d4 2) d1)))) in d1
* [misc]taylor:  Taking taylor expansion of 3 in d1
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (* (pow d4 2) d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* d3 (* (pow d4 2) d1)) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (pow d4 2) d1) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d4 2) 0) into 0
* [misc]backup-simplify:  Simplify (* d3 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 1) (* 0 0)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (+ (* d3 (pow d4 2)) (* 0 0)) into (* d3 (pow d4 2))
* [misc]backup-simplify:  Simplify (/ 1 (* d3 (pow d4 2))) into (/ 1 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]taylor:  Taking taylor expansion of -3 in d3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (* 0 (- (/ 1 d4) (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (+ (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) 0) (* 0 (/ -1 d1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (+ (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) 0) (+ (* 0 0) (* 0 (/ -1 d1))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (+ (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* (pow d3 2) d4))) into (/ 3 (* (pow d3 2) d4))
* [misc]backup-simplify:  Simplify (+ (/ 3 (* (pow d3 2) d4)) (/ 1 (pow d4 3))) into (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (* d3 (pow d4 2)))) into (/ 3 (* d3 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d3 3)) (/ 3 (* d3 (pow d4 2)))) into (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))
* [misc]backup-simplify:  Simplify (+ 0 (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) into (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))
* [misc]backup-simplify:  Simplify (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) into (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]backup-simplify:  Simplify (+ (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))) into (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3)))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* (pow d3 2) d4))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d3 2) d4)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d3 2) d4) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 d4) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d4 (pow d4 2)) into (pow d4 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 3)) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (/ 1 (pow d3 3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (* d3 (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of 3 in d3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d3 (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* d3 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d4 d4) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 0 (pow d4 2)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (pow d4 2))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d3 3)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d3 3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of -3 in d4
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (+ (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 d4) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* (pow d3 2) d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (* 0 (pow d3 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 (pow d4 2)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (* d3 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 d4)) into (/ 3 d4)
* [misc]backup-simplify:  Simplify (+ (/ 3 d4) 0) into (* 3 (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 (/ 1 d4)) 0) into (* 3 (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (+ (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1)))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (+ (* 0 d4) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d3 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 (pow d4 2)) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 d4)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 d4))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 3 (/ 1 (pow d4 2))) into (/ 3 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 3 (pow d4 2)) 0) into (* 3 (/ 1 (pow d4 2)))
* [misc]backup-simplify:  Simplify (- (* 3 (/ 1 (pow d4 2)))) into (- (* 3 (/ 1 (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 3 (/ 1 (pow d4 2))))) into (- (* 3 (/ 1 (pow d4 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 3 (/ 1 (pow d4 2)))) in d4
* [misc]taylor:  Taking taylor expansion of (* 3 (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of 3 in d4
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 d1)) (* 0 -1)))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow d1 2))) (+ (* 0 (- (* 2 (/ 1 d1)))) (* 0 1)))))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 d4) (/ 1 d3))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d4) (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow (- (/ 1 d4) (/ 1 d3)) 2)))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (* 3 (/ 1 d1)) 0) (+ (* (- (* 3 (/ 1 (pow d1 2)))) 0) (+ (* (- (+ (* 3 (/ 1 (* d3 (pow d4 2)))) (+ (/ 1 (pow d1 3)) (/ 1 (pow d3 3)))) (+ (* 3 (/ 1 (* (pow d3 2) d4))) (/ 1 (pow d4 3)))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1))))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 d4) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* (pow d3 2) d4)) (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))) (* 0 (/ 0 (* (pow d3 2) d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* (pow d3 2) d4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 3) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 3)) (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))) (* 0 (/ 0 (pow d4 3))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow d3 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d3 3) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d3 3)) (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))) (* 0 (/ 0 (pow d3 3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d4 2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (pow d4 2)) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d3 (pow d4 2))) (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))) (* 0 (/ 0 (* d3 (pow d4 2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (* d3 (pow d4 2))))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (+ (* 0 0) (* 0 (/ 1 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d4 3))) into (/ 1 (pow d4 3))
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d4))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d4 2)) (/ 0 (pow d4 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (/ 1 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d4 3)) 0) into (/ 1 (pow d4 3))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 3)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify (- 3) into -3
* [misc]backup-simplify:  Simplify -3 into -3
* [misc]backup-simplify:  Simplify (* 3 1) into 3
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]backup-simplify:  Simplify (+ (* 3 (* (/ 1 (/ 1 (- d4))) (* (pow (/ 1 (- d3)) -2) (* (/ 1 (/ 1 (- d1))) 1)))) (+ (* -3 (* (pow (/ 1 (- d4)) -2) (* (/ 1 (/ 1 (- d3))) (* (/ 1 (/ 1 (- d1))) 1)))) (* 1 (* (pow (/ 1 (- d4)) -3) (* 1 (* (/ 1 (/ 1 (- d1))) 1)))))) into (- (+ (* (pow d4 3) d1) (* 3 (* (pow d3 2) (* d4 d1)))) (* 3 (* d3 (* (pow d4 2) d1))))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (pow (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) 1))>
* * * * [misc]progress:  [ 2 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (exp (- (log (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (log (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (- (log (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (log (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (115 enodes)
* * [misc]simplify:  iters left: 3 (491 enodes)
* [exit]simplify:  Simplified to (- (log (- (* (* (- d2 d1) (- d2 d1)) (* (- d2 d1) d1)) (* (* (- d3 d4) (- d3 d4)) (* d1 (- d3 d4))))) (log (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1)))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (exp (- (log (- (* (* (- d2 d1) (- d2 d1)) (* (- d2 d1) d1)) (* (* (- d3 d4) (- d3 d4)) (* d1 (- d3 d4))))) (log (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1)))))))
* * * * [misc]progress:  [ 3 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (exp (log (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 4 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (log (exp (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 5 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (cbrt (/ (* (* (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (* (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (/ (* (* (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (* (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (318 enodes)
* [exit]simplify:  Simplified to (pow (/ (* d1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (+ (- d3 d4) (- d2 d1))))) 3)
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (cbrt (pow (/ (* d1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (+ (- d3 d4) (- d2 d1))))) 3)))
* * * * [misc]progress:  [ 6 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (* (cbrt (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (cbrt (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (cbrt (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 7 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (cbrt (* (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 8 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (sqrt (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (sqrt (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 9 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (- (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (- (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* * * * [misc]progress:  [ 10 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (* (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (/ d1 (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (* (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (124 enodes)
* [exit]simplify:  Simplified to (/ (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (cbrt (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1))))) (cbrt (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1)))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (* (/ (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (cbrt (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1))))) (cbrt (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1))))) (/ d1 (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))
* [enter]simplify:  Simplifying (/ d1 (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (268 enodes)
* [exit]simplify:  Simplified to (/ d1 (cbrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (cbrt (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1))))) (cbrt (+ (* (+ (- d3 d4) (- d2 d1)) (- d3 d4)) (* (- d2 d1) (- d2 d1))))) (/ d1 (cbrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))))))
* * * * [misc]progress:  [ 11 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (/ d1 (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (108 enodes)
* * [misc]simplify:  iters left: 3 (460 enodes)
* [exit]simplify:  Simplified to (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (sqrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (+ (- d3 d4) (- d2 d1))))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (* (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (sqrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (+ (- d3 d4) (- d2 d1)))))) (/ d1 (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))
* [enter]simplify:  Simplifying (/ d1 (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (268 enodes)
* [exit]simplify:  Simplified to (/ d1 (sqrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (sqrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (+ (- d3 d4) (- d2 d1)))))) (/ d1 (sqrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))))))
* * * * [misc]progress:  [ 12 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) 1) (/ d1 (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* [enter]simplify:  Simplifying (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) 1)
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (73 enodes)
* * [misc]simplify:  iters left: 3 (278 enodes)
* [exit]simplify:  Simplified to (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (/ d1 (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))
* [enter]simplify:  Simplifying (/ d1 (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (65 enodes)
* * [misc]simplify:  iters left: 3 (267 enodes)
* [exit]simplify:  Simplified to (/ d1 (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (/ d1 (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))))))
* * * * [misc]progress:  [ 13 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* 1 (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* * * * [misc]progress:  [ 14 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (/ 1 (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* * * * [misc]progress:  [ 15 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ 1 (/ (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1))))>
* * * * [misc]progress:  [ 16 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (* (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* [enter]simplify:  Simplifying (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (65 enodes)
* * [misc]simplify:  iters left: 3 (267 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (* (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (cbrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (cbrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))))))
* * * * [misc]progress:  [ 17 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* [enter]simplify:  Simplifying (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (65 enodes)
* * [misc]simplify:  iters left: 3 (267 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (sqrt (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (sqrt (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))))))
* * * * [misc]progress:  [ 18 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) 1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (64 enodes)
* * [misc]simplify:  iters left: 3 (266 enodes)
* [exit]simplify:  Simplified to (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) 1) (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))))
* * * * [misc]progress:  [ 19 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (/ (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) d1)))>
* [enter]simplify:  Simplifying (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (221 enodes)
* [exit]simplify:  Simplified to (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (/ (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) d1)))
* * * * [misc]progress:  [ 20 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (363 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))))
* * * * [misc]progress:  [ 21 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (63 enodes)
* * [misc]simplify:  iters left: 4 (342 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ d4 d3)) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ d4 d3)) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1))))))))
* * * * [misc]progress:  [ 22 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (63 enodes)
* * [misc]simplify:  iters left: 4 (336 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ d2 d1)) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ d2 d1)) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))))
* * * * [misc]progress:  [ 23 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (313 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d2 d1) (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d2 d1) (+ d4 d3)))))))
* * * * [misc]progress:  [ 24 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (298 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (pow (+ (* d3 (+ d4 d3)) (* d4 d4)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (pow (+ (* d3 (+ d4 d3)) (* d4 d4)) 3))))
* * * * [misc]progress:  [ 25 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (59 enodes)
* * [misc]simplify:  iters left: 4 (284 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ d4 d3)) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (+ (* d2 d2) (* (+ d2 d1) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ d4 d3)) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (+ (* d2 d2) (* (+ d2 d1) d1)))))
* * * * [misc]progress:  [ 26 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (317 enodes)
* [exit]simplify:  Simplified to (* (pow (+ (* d1 d1) (* d2 (+ d2 d1))) 3) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (pow (+ (* d1 d1) (* d2 (+ d2 d1))) 3) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 27 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (59 enodes)
* * [misc]simplify:  iters left: 4 (286 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ d2 d1)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3)))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ d2 d1)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3)))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 28 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (372 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ d4 d3) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ d4 d3) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))))
* * * * [misc]progress:  [ 29 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (352 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))))
* * * * [misc]progress:  [ 30 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (342 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))))
* * * * [misc]progress:  [ 31 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (323 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 32 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (59 enodes)
* * [misc]simplify:  iters left: 4 (309 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d1 d1) (* d2 (+ d2 d1))))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d4 d3) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d1 d1) (* d2 (+ d2 d1))))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 33 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (290 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 34 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (330 enodes)
* [exit]simplify:  Simplified to (* (pow (+ (* d2 (+ d2 d1)) (* d1 d1)) 3) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (pow (+ (* d2 (+ d2 d1)) (* d1 d1)) 3) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 35 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (299 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 36 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (372 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1)))))))
* * * * [misc]progress:  [ 37 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (348 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1))))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1))))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1))))))))
* * * * [misc]progress:  [ 38 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (343 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d3 d4) (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d3 d4) (+ d2 d1)))))))
* * * * [misc]progress:  [ 39 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (318 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 40 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (317 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4)))))
* * * * [misc]progress:  [ 41 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (59 enodes)
* * [misc]simplify:  iters left: 4 (282 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 42 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (328 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))) (pow (+ (* d1 d1) (* d2 (+ d2 d1))) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))) (pow (+ (* d1 d1) (* d2 (+ d2 d1))) 3))))
* * * * [misc]progress:  [ 43 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (297 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))))))
* * * * [misc]progress:  [ 44 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (63 enodes)
* * [misc]simplify:  iters left: 4 (332 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1))))))))
* * * * [misc]progress:  [ 45 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (291 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (pow (+ d3 d4) 3) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (pow (+ d3 d4) 3) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 46 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (303 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 47 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (263 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 48 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (59 enodes)
* * [misc]simplify:  iters left: 4 (282 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 49 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (223 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 50 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (268 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 51 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (237 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))
* * * * [misc]progress:  [ 52 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (260 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 53 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (271 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 54 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (238 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d1) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3)))))))
* * * * [misc]progress:  [ 55 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (242 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))))))
* * * * [misc]progress:  [ 56 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (225 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 57 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (224 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 58 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (246 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 59 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 60 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (281 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d3 d4) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))))
* * * * [misc]progress:  [ 61 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (209 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 62 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (252 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 63 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)))))
* * * * [misc]progress:  [ 64 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (222 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 65 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (164 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 66 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (203 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 67 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (177 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 68 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (260 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 69 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (271 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 70 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (238 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d1) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3)))))))
* * * * [misc]progress:  [ 71 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (242 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))))))
* * * * [misc]progress:  [ 72 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (225 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 73 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (224 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 74 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (246 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 75 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 76 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (281 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d3 d4) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))))
* * * * [misc]progress:  [ 77 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (209 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 78 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (252 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 79 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)))))
* * * * [misc]progress:  [ 80 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (222 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 81 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (164 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ d3 d4) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 82 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (203 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 83 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (177 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 84 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (290 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (- (* (* (- d3 d4) (- d2 d1)) (* (- d3 d4) (- d2 d1))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (- (* (* (- d3 d4) (- d2 d1)) (* (- d3 d4) (- d2 d1))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 85 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (162 enodes)
* [exit]simplify:  Simplified to (* (* (- (- d3 d4) (- d2 d1)) (- d3 d4)) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (- (- d3 d4) (- d2 d1)) (- d3 d4)) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 86 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (370 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (* (+ d2 d1) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (* (+ d2 d1) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))))
* * * * [misc]progress:  [ 87 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (347 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 88 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (345 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d2 d1))))))
* * * * [misc]progress:  [ 89 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (323 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d2 d1) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))))))
* * * * [misc]progress:  [ 90 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (303 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d2 d2) (* d1 (+ d2 d1)))) (pow (+ (* d3 d3) (* (+ d4 d3) d4)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (* d1 (+ d2 d1)))) (pow (+ (* d3 d3) (* (+ d4 d3) d4)) 3))))
* * * * [misc]progress:  [ 91 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (289 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))))))
* * * * [misc]progress:  [ 92 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (321 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d1) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))))
* * * * [misc]progress:  [ 93 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (293 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d2 d1) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d2 d1) (+ d2 d1))))))
* * * * [misc]progress:  [ 94 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (376 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3))))))))
* * * * [misc]progress:  [ 95 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (357 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))))
* * * * [misc]progress:  [ 96 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (351 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ d2 d1) (* (+ d2 d1) (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ d2 d1) (* (+ d2 d1) (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3))))))))
* * * * [misc]progress:  [ 97 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (333 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (* (+ d2 d1) (+ d4 d3)) (* (+ d2 d1) (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (* (+ d2 d1) (+ d4 d3)) (* (+ d2 d1) (+ d4 d3)))))))
* * * * [misc]progress:  [ 98 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (312 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d4 d4) (* d3 (+ d4 d3)))))))
* * * * [misc]progress:  [ 99 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (295 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d4 d3)) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d4 d3)) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))))))
* * * * [misc]progress:  [ 100 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (334 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 101 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (306 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d2 d1) (+ d4 d3))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))))
* * * * [misc]progress:  [ 102 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (377 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (* (+ d4 d3) (+ d2 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (* (+ d4 d3) (+ d2 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))))
* * * * [misc]progress:  [ 103 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (352 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 104 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (353 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ d2 d1) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ d2 d1) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))))
* * * * [misc]progress:  [ 105 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (327 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 106 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (322 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 107 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (285 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 108 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (332 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 109 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (304 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))) (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))) (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 110 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (337 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (* (* (+ d4 d3) (+ d2 d1)) (+ d4 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d2 d1))) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (* (* (+ d4 d3) (+ d2 d1)) (+ d4 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 111 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (297 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 112 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (313 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1)))))))
* * * * [misc]progress:  [ 113 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (272 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (pow (+ d4 d3) 3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (pow (+ d4 d3) 3)))))
* * * * [misc]progress:  [ 114 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (287 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ d2 d1)) (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ d2 d1)) (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 115 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d4 d3)) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 116 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (272 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 117 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (244 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 118 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (265 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d2 d1))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d2 d1))))
* * * * [misc]progress:  [ 119 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (276 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 120 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (248 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d2 d1)) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d2 d1) (+ d2 d1)) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 121 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (252 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 122 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (230 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d2 d1)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d2 d1)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 123 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 124 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (249 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 125 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))))
* * * * [misc]progress:  [ 126 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (286 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 127 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (212 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 128 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (262 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d2 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d4 d3) (+ d2 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 129 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (195 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 130 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (227 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* * * * [misc]progress:  [ 131 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 132 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (206 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 133 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d2 d1)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d4 d3) (+ d2 d1)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 134 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (265 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d2 d1))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d2 d1))))
* * * * [misc]progress:  [ 135 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (276 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d2 d1) (+ d4 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 136 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (248 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d2 d1)) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d2 d1) (+ d2 d1)) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 137 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (252 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 138 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (230 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d2 d1)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d2 d1)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 139 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d2 d1) (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 140 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (249 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 141 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))))
* * * * [misc]progress:  [ 142 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (286 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 143 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (212 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 144 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (262 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d2 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d4 d3) (+ d2 d1)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 145 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (195 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d2 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 146 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (227 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (* (+ d4 d3) (+ d2 d1))) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* * * * [misc]progress:  [ 147 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d4 d3)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 148 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (206 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (* (+ d4 d3) (+ d2 d1))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 149 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d2 d1)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d4 d3) (+ d2 d1)) (+ d2 d1)) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 150 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (68 enodes)
* * [misc]simplify:  iters left: 4 (304 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (* (+ d2 d1) (+ (* d2 (+ d2 d1)) (* d1 d1))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 151 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (165 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (- (- d3 d4) (- d2 d1)) (* (- d3 d4) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- (* d2 d2) (* d1 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d2 d1)) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (+ (* d2 d2) (* d1 (+ d2 d1))) (* (- (- d3 d4) (- d2 d1)) (* (- d3 d4) (+ d2 d1))))))
* * * * [misc]progress:  [ 152 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (367 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (+ d1 d2)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (+ d1 d2)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))))
* * * * [misc]progress:  [ 153 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (345 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2))) (* (+ d4 d3) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2))) (* (+ d4 d3) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))))
* * * * [misc]progress:  [ 154 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (344 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d1 d2))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d3 d3) (* (+ d4 d3) d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d1 d2))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d3 d3) (* (+ d4 d3) d4))))))
* * * * [misc]progress:  [ 155 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (321 enodes)
* [exit]simplify:  Simplified to (* (* (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))))))
* * * * [misc]progress:  [ 156 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (301 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (pow (+ (* d3 d3) (* d4 (+ d4 d3))) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (pow (+ (* d3 d3) (* d4 (+ d4 d3))) 3))))
* * * * [misc]progress:  [ 157 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (287 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d1 d1) (* d2 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d1 d1) (* d2 (+ d1 d2)))))))
* * * * [misc]progress:  [ 158 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (319 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))) (+ d1 d2))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))) (+ d1 d2))))
* * * * [misc]progress:  [ 159 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (291 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d4 d4) (* d3 (+ d4 d3)))))))
* * * * [misc]progress:  [ 160 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (373 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3))))))))
* * * * [misc]progress:  [ 161 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (355 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d4 d3)) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d4 d3)) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)))))
* * * * [misc]progress:  [ 162 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (350 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ d1 d2)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d1 d2) (+ d4 d3)))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ d1 d2)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d1 d2) (+ d4 d3)))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 163 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (331 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))))))
* * * * [misc]progress:  [ 164 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (310 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 (+ d4 d3)) (* d4 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 (+ d4 d3)) (* d4 d4))))))
* * * * [misc]progress:  [ 165 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (293 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))))
* * * * [misc]progress:  [ 166 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (332 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 (+ d4 d3)) (* d4 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 (+ d4 d3)) (* d4 d4))))))
* * * * [misc]progress:  [ 167 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (304 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d4 d3)) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))))
* * * * [misc]progress:  [ 168 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (375 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3)))))))
* * * * [misc]progress:  [ 169 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (349 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d4 d3) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3)))))))
* * * * [misc]progress:  [ 170 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (351 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (* (+ d1 d2) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (* (+ d1 d2) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))))))
* * * * [misc]progress:  [ 171 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (326 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 172 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (320 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 173 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (283 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))))
* * * * [misc]progress:  [ 174 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (330 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 175 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (302 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 176 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (335 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (* (+ d1 d2) (+ d4 d3)) (+ d4 d3)) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (* (+ d1 d2) (+ d4 d3)) (+ d4 d3)) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 177 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (294 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (* (+ d4 d3) (+ d4 d3)))) (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (* (+ d4 d3) (+ d4 d3)))) (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 178 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (311 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ d4 d3) (+ d1 d2))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ d4 d3) (+ d1 d2))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 179 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (271 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d4 d3) 3)) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d4 d3) 3)) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 180 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (285 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d4 d3) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d1 d2) (+ d4 d3))))))
* * * * [misc]progress:  [ 181 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (226 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d4 d3)) (* (+ d4 d3) (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d4 d3)) (* (+ d4 d3) (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 182 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (270 enodes)
* [exit]simplify:  Simplified to (* (* (* (* (+ d1 d2) (+ d4 d3)) (+ d4 d3)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (* (* (+ d1 d2) (+ d4 d3)) (+ d4 d3)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 183 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (242 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 184 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (264 enodes)
* [exit]simplify:  Simplified to (* (+ d1 d2) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d1 d2) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))))))
* * * * [misc]progress:  [ 185 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (274 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 186 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (245 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 187 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (250 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d4 d3)) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d4 d3)) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 188 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 189 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (227 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d4 d3)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d4 d3)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)))))
* * * * [misc]progress:  [ 190 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (248 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 191 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (225 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 192 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (284 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 193 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (211 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 194 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (260 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d4 d3) (+ d1 d2)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))))
* * * * [misc]progress:  [ 195 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (192 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 196 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (225 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* * * * [misc]progress:  [ 197 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (167 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (+ d4 d3)))))
* * * * [misc]progress:  [ 198 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (205 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ d4 d3) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ d4 d3) (+ d1 d2)))))
* * * * [misc]progress:  [ 199 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (182 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d2 (+ d1 d2)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d2 (+ d1 d2)) (* d1 d1)))))
* * * * [misc]progress:  [ 200 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (264 enodes)
* [exit]simplify:  Simplified to (* (+ d1 d2) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d1 d2) (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2))))))))
* * * * [misc]progress:  [ 201 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (274 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 202 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (245 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 203 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (250 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d4 d3)) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d4 d3)) (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 204 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 205 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (227 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d4 d3)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d4 d3)) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d1 d2)))))
* * * * [misc]progress:  [ 206 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (248 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* d1 (+ d1 d2)))))))
* * * * [misc]progress:  [ 207 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (225 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 208 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (284 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 209 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (211 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 210 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (260 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d4 d3) (+ d1 d2)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)))))
* * * * [misc]progress:  [ 211 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (192 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 212 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (225 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3)))))
* * * * [misc]progress:  [ 213 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (167 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d4 d3) (+ d1 d2)) (+ d4 d3)))))
* * * * [misc]progress:  [ 214 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (205 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ d4 d3) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (+ d4 d3) (+ d1 d2)))))
* * * * [misc]progress:  [ 215 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (182 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d2 (+ d1 d2)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d2 (+ d1 d2)) (* d1 d1)))))
* * * * [misc]progress:  [ 216 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (68 enodes)
* * [misc]simplify:  iters left: 4 (302 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ d1 d2)) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 217 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (163 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d1 d2) (- d3 d4)) (- (- d3 d4) (- d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (pow d2 3) (pow d1 3))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ d2 d1) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (* (+ d1 d2) (- d3 d4)) (- (- d3 d4) (- d2 d1))))))
* * * * [misc]progress:  [ 218 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (63 enodes)
* * [misc]simplify:  iters left: 4 (325 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* (+ d1 d2) d1) (* d2 d2))) (pow (+ (* d3 d3) (* (+ d4 d3) d4)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (+ (* (+ d1 d2) d1) (* d2 d2))) (pow (+ (* d3 d3) (* (+ d4 d3) d4)) 3))))
* * * * [misc]progress:  [ 219 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (302 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))))))
* * * * [misc]progress:  [ 220 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (293 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d3 d3) (* (+ d4 d3) d4))) (* (* (* (+ d1 d2) (+ d1 d2)) (+ d1 d2)) (+ (* d3 d3) (* (+ d4 d3) d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d3 d3) (* (+ d4 d3) d4))) (* (* (* (+ d1 d2) (+ d1 d2)) (+ d1 d2)) (+ (* d3 d3) (* (+ d4 d3) d4))))))
* * * * [misc]progress:  [ 221 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (269 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d1 d2) (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))))))
* * * * [misc]progress:  [ 222 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (249 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d3 d3) (* (+ d4 d3) d4))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d3 d3) (* (+ d4 d3) d4))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 223 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (235 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d4 d3)) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d4 d3)) (+ d1 d2))))))
* * * * [misc]progress:  [ 224 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (59 enodes)
* * [misc]simplify:  iters left: 4 (282 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 225 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (236 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))) (* (+ d1 d2) (+ (* d3 d3) (* (+ d4 d3) d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))) (* (+ d1 d2) (+ (* d3 d3) (* (+ d4 d3) d4))))))
* * * * [misc]progress:  [ 226 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (331 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3))))))
* * * * [misc]progress:  [ 227 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (312 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d4 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (* (+ d1 d2) (+ d4 d3)) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d4 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (* (+ d1 d2) (+ d4 d3)) (+ (* d4 d4) (* d3 (+ d4 d3)))))))
* * * * [misc]progress:  [ 228 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (297 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3))) (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3))) (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))))))
* * * * [misc]progress:  [ 229 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (279 enodes)
* [exit]simplify:  Simplified to (* (+ d1 d2) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d1 d2) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))))))
* * * * [misc]progress:  [ 230 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (258 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 231 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (241 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (* (+ d4 d3) (+ d4 d3)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (* (+ d4 d3) (+ d4 d3)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 232 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (295 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d2 d2) (* (+ d1 d2) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d2 d2) (* (+ d1 d2) d1))))))
* * * * [misc]progress:  [ 233 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (249 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 234 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (332 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* (+ d4 d3) d3) (* d4 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* (+ d4 d3) d3) (* d4 d4))))))
* * * * [misc]progress:  [ 235 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (307 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d4 d4) (* (+ d4 d3) d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d1 d2)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (* (+ d4 d3) (+ d1 d2)) (+ (* d4 d4) (* (+ d4 d3) d3))))))
* * * * [misc]progress:  [ 236 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (299 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2)))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2)))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (+ d1 d2)))))
* * * * [misc]progress:  [ 237 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (273 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* (+ d4 d3) d3)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2)))) (* (+ d4 d3) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 d4) (* (+ d4 d3) d3)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2)))) (* (+ d4 d3) (+ d1 d2)))))
* * * * [misc]progress:  [ 238 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (268 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (+ (* d3 d3) (* d4 (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (+ (* d3 d3) (* d4 (+ d4 d3))))))
* * * * [misc]progress:  [ 239 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3))))))
* * * * [misc]progress:  [ 240 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (293 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d2 d2) (* (+ d1 d2) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d2 d2) (* (+ d1 d2) d1))))))
* * * * [misc]progress:  [ 241 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (247 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ (* (+ d4 d3) d3) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ (* (+ d4 d3) d3) (* d4 d4)))))
* * * * [misc]progress:  [ 242 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (64 enodes)
* * [misc]simplify:  iters left: 4 (292 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (+ (* (+ d4 d3) d3) (* d4 d4))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 243 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (252 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d4 d3) 3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d4 d3) 3)))))
* * * * [misc]progress:  [ 244 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (259 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (* (+ d1 d2) (+ (* d4 d4) (* (+ d4 d3) d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (* (+ d1 d2) (+ (* d4 d4) (* (+ d4 d3) d3))))))
* * * * [misc]progress:  [ 245 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d1 d2)) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ d1 d2)) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 246 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (233 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))) (+ (* (+ d4 d3) d3) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))) (+ (* (+ d4 d3) d3) (* d4 d4)))))
* * * * [misc]progress:  [ 247 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (174 enodes)
* [exit]simplify:  Simplified to (* (pow (+ d4 d3) 3) (* (+ d1 d2) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (pow (+ d4 d3) 3) (* (+ d1 d2) (+ d1 d2)))))
* * * * [misc]progress:  [ 248 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (233 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))) (+ (* d2 d2) (* (+ d1 d2) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))) (+ (* d2 d2) (* (+ d1 d2) d1)))))
* * * * [misc]progress:  [ 249 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (188 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d4 d3)) (pow (+ d1 d2) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d4 d3) (+ d4 d3)) (pow (+ d1 d2) 3))))
* * * * [misc]progress:  [ 250 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (221 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d1 d1) (* d2 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d1 d1) (* d2 (+ d1 d2)))))))
* * * * [misc]progress:  [ 251 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))))
* * * * [misc]progress:  [ 252 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (193 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d1 d2))))))
* * * * [misc]progress:  [ 253 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (198 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 254 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (176 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))))))
* * * * [misc]progress:  [ 255 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (175 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))))
* * * * [misc]progress:  [ 256 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (210 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 257 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (171 enodes)
* [exit]simplify:  Simplified to (* (pow (+ d1 d2) 3) (+ (* d3 d3) (* d4 (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (pow (+ d1 d2) 3) (+ (* d3 d3) (* d4 (+ d4 d3))))))
* * * * [misc]progress:  [ 258 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (241 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d1 d2) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d1 d2) d1)))))
* * * * [misc]progress:  [ 259 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (168 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 260 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (208 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 261 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (140 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ d1 d2))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ d1 d2))))
* * * * [misc]progress:  [ 262 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (173 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2)))))
* * * * [misc]progress:  [ 263 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (115 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))))
* * * * [misc]progress:  [ 264 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (167 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 265 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))))
* * * * [misc]progress:  [ 266 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (221 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d1 d1) (* d2 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ (* d1 d1) (* d2 (+ d1 d2)))))))
* * * * [misc]progress:  [ 267 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))))
* * * * [misc]progress:  [ 268 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (193 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d1 d2))))))
* * * * [misc]progress:  [ 269 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (198 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 270 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (176 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d4 d3)))))))
* * * * [misc]progress:  [ 271 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (175 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (* (+ d1 d2) (+ d1 d2)) (+ d4 d3)))))
* * * * [misc]progress:  [ 272 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (210 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 273 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (171 enodes)
* [exit]simplify:  Simplified to (* (pow (+ d1 d2) 3) (+ (* d3 d3) (* d4 (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (pow (+ d1 d2) 3) (+ (* d3 d3) (* d4 (+ d4 d3))))))
* * * * [misc]progress:  [ 274 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (241 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d1 d2) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d1 d2) d1)))))
* * * * [misc]progress:  [ 275 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (168 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 276 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (208 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 277 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (140 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ d1 d2))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2))) (+ d1 d2))))
* * * * [misc]progress:  [ 278 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (173 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (* (+ d4 d3) (+ d1 d2)) (+ d1 d2)))))
* * * * [misc]progress:  [ 279 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (115 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))))
* * * * [misc]progress:  [ 280 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (167 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d1 d2) (* (+ d4 d3) (+ d1 d2))))))
* * * * [misc]progress:  [ 281 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d1 d2)) (* (+ d4 d3) (+ d1 d2)))))
* * * * [misc]progress:  [ 282 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (242 enodes)
* [exit]simplify:  Simplified to (* (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))) (* (+ d1 d2) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (* (+ d2 d1) (+ d2 d1)) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))) (* (+ d1 d2) (+ d1 d2)))))
* * * * [misc]progress:  [ 283 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ d2 d1) (+ d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (* (+ d2 d1) (+ d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (113 enodes)
* [exit]simplify:  Simplified to (* (- d3 d4) (* (* (+ d1 d2) (+ d1 d2)) (- (- d3 d4) (- d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- (* d2 d2) (* d1 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (+ d2 d1) (+ d2 d1)) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (- d3 d4) (* (* (+ d1 d2) (+ d1 d2)) (- (- d3 d4) (- d2 d1))))))
* * * * [misc]progress:  [ 284 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (298 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (pow (+ (* d4 (+ d4 d3)) (* d3 d3)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (pow (+ (* d4 (+ d4 d3)) (* d3 d3)) 3))))
* * * * [misc]progress:  [ 285 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (278 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d4 d3) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1))))))))
* * * * [misc]progress:  [ 286 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (280 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ d2 d1)) (pow (+ (* (+ d4 d3) d4) (* d3 d3)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ d2 d1)) (pow (+ (* (+ d4 d3) d4) (* d3 d3)) 3))))
* * * * [misc]progress:  [ 287 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (255 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d4 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d2 d1) (+ d4 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 288 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 289 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (212 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 290 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 291 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (218 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ d2 d1)))))
* * * * [misc]progress:  [ 292 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (305 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d4 d3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d4 d3))))
* * * * [misc]progress:  [ 293 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (285 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 294 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (286 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 295 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (265 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 296 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (239 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 297 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (218 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 298 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 299 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))))
* * * * [misc]progress:  [ 300 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (305 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1))))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1))))) (+ d3 d4))))
* * * * [misc]progress:  [ 301 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (281 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 302 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (285 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (* (+ d3 d4) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (* (+ d3 d4) (+ d2 d1))))))
* * * * [misc]progress:  [ 303 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (262 enodes)
* [exit]simplify:  Simplified to (* (* (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 304 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (245 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 305 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (212 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ d3 d4)) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ d3 d4)) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 306 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 307 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ d2 d1)))))
* * * * [misc]progress:  [ 308 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (266 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* (+ d3 d4) d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* (+ d3 d4) d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 309 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (221 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 310 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (245 enodes)
* [exit]simplify:  Simplified to (* (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* (+ d3 d4) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* (+ d3 d4) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 311 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (204 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d3 d4)) (* (+ d3 d4) (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d2 d1) (+ d3 d4)) (* (+ d3 d4) (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 312 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (210 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d3 d4) d4)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* (+ d3 d4) d4)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 313 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (153 enodes)
* [exit]simplify:  Simplified to (* (pow (+ d3 d4) 3) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (pow (+ d3 d4) 3) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 314 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (171 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 315 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 316 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (183 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 317 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (209 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 318 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (184 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 319 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (186 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 320 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 321 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))))
* * * * [misc]progress:  [ 322 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (148 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 323 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 324 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 325 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (138 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 326 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 327 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (133 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 328 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (152 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 329 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (96 enodes)
* * [misc]simplify:  iters left: 3 (434 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 330 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))))
* * * * [misc]progress:  [ 331 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 332 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (183 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 333 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (209 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 334 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (184 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 335 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (186 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 336 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 337 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))))
* * * * [misc]progress:  [ 338 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (148 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 339 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 340 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 341 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (138 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 342 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 343 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (133 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 344 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (152 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 345 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (96 enodes)
* * [misc]simplify:  iters left: 3 (434 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 346 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))))
* * * * [misc]progress:  [ 347 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 348 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (230 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d2 d1) d1)) (- (* (* (- d3 d4) (- d2 d1)) (* (- d3 d4) (- d2 d1))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (- (* (* (- d3 d4) (- d2 d1)) (* (- d3 d4) (- d2 d1))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 349 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (101 enodes)
* * [misc]simplify:  iters left: 3 (482 enodes)
* [exit]simplify:  Simplified to (* (* (+ (- d1 d2) (- d3 d4)) (- d3 d4)) (+ (* (+ d2 d1) d2) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (pow d2 3) (pow d1 3))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ (- d1 d2) (- d3 d4)) (- d3 d4)) (+ (* (+ d2 d1) d2) (* d1 d1)))))
* * * * [misc]progress:  [ 350 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (298 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d2 d2) (* d1 (+ d1 d2)))) (pow (+ (* (+ d3 d4) d4) (* d3 d3)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d2 d2) (* d1 (+ d1 d2)))) (pow (+ (* (+ d3 d4) d4) (* d3 d3)) 3))))
* * * * [misc]progress:  [ 351 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (273 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d1 d2) (+ d3 d4))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d1 d2) (+ d3 d4))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 352 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (247 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 353 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 354 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (203 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 355 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (187 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ d3 d4) (+ d1 d2))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ d3 d4) (+ d1 d2))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 356 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (240 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 357 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 358 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (304 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 359 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (283 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))))
* * * * [misc]progress:  [ 360 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (255 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2))))))
* * * * [misc]progress:  [ 361 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (236 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 362 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (214 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ d3 d4)))))
* * * * [misc]progress:  [ 363 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (193 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 364 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (253 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d1 (+ d1 d2)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d1 (+ d1 d2)) (* d2 d2)))))
* * * * [misc]progress:  [ 365 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (177 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 366 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (303 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))))
* * * * [misc]progress:  [ 367 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (280 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))))
* * * * [misc]progress:  [ 368 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (256 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))))
* * * * [misc]progress:  [ 369 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))
* * * * [misc]progress:  [ 370 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ d3 d4) (+ (* d3 d3) (* d4 (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ d3 d4) (+ (* d3 d3) (* d4 (+ d3 d4)))))))
* * * * [misc]progress:  [ 371 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (187 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d3 d3) (* d4 (+ d3 d4))))))
* * * * [misc]progress:  [ 372 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (251 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))) (+ (* d1 (+ d1 d2)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))) (+ (* d1 (+ d1 d2)) (* d2 d2)))))
* * * * [misc]progress:  [ 373 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (175 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))))
* * * * [misc]progress:  [ 374 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (263 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 375 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (222 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 376 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))))
* * * * [misc]progress:  [ 377 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (172 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d3 d4) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d3 d4) 3))))
* * * * [misc]progress:  [ 378 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)))))
* * * * [misc]progress:  [ 379 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 380 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (191 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d3 d4) (* (+ d1 d2) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d3 d4) (* (+ d1 d2) (+ d3 d4))))))
* * * * [misc]progress:  [ 381 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (117 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 382 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))))
* * * * [misc]progress:  [ 383 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (204 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 384 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (140 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 385 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (160 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 386 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (132 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 387 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 388 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (170 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))))
* * * * [misc]progress:  [ 389 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 390 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (214 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 391 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (145 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 392 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (168 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))
* * * * [misc]progress:  [ 393 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (95 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 394 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 395 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (237 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))))
* * * * [misc]progress:  [ 396 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 397 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (241 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))))
* * * * [misc]progress:  [ 398 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))))
* * * * [misc]progress:  [ 399 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (204 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 400 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (140 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 401 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (160 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 402 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (132 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 403 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 404 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (170 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))))
* * * * [misc]progress:  [ 405 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 406 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (214 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 407 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (145 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 408 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (168 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))
* * * * [misc]progress:  [ 409 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (95 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 410 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 411 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (237 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))))
* * * * [misc]progress:  [ 412 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 413 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (241 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))))
* * * * [misc]progress:  [ 414 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ d2 d1) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (191 enodes)
* [exit]simplify:  Simplified to (* (+ d1 d2) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ d2 d1) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ d1 d2) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 415 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ d2 d1) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (+ d2 d1) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (335 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (- d3 d4)) (+ (- d3 d4) (- d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- d2 d1) (- (* d2 d2) (* d1 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ d2 d1) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ d1 d2) (- d3 d4)) (+ (- d3 d4) (- d1 d2)))))
* * * * [misc]progress:  [ 416 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (53 enodes)
* * [misc]simplify:  iters left: 4 (298 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (pow (+ (* d4 (+ d4 d3)) (* d3 d3)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (pow (+ (* d4 (+ d4 d3)) (* d3 d3)) 3))))
* * * * [misc]progress:  [ 417 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (278 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d4 d3) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1))))))))
* * * * [misc]progress:  [ 418 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (280 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ d2 d1)) (pow (+ (* (+ d4 d3) d4) (* d3 d3)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d2 d1)) (* d1 d1)) (+ d2 d1)) (pow (+ (* (+ d4 d3) d4) (* d3 d3)) 3))))
* * * * [misc]progress:  [ 419 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (255 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d4 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d2 d1) (+ d4 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 420 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 421 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (212 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 422 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 423 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (218 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ d2 d1)))))
* * * * [misc]progress:  [ 424 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (305 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d4 d3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1)))) (+ d4 d3))))
* * * * [misc]progress:  [ 425 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (285 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d2 d2) (* (+ d2 d1) d1)) (+ (* d2 d2) (* (+ d2 d1) d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 426 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (286 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 427 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (265 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 428 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (239 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3))))))
* * * * [misc]progress:  [ 429 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (218 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 430 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 431 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d4 d3) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ d2 d1)))))
* * * * [misc]progress:  [ 432 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (305 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1))))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d2 d2) (* d1 (+ d2 d1))))) (+ d3 d4))))
* * * * [misc]progress:  [ 433 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (281 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 434 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (285 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (* (+ d3 d4) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d4 d4) (* (+ d3 d4) d3)) (* (+ d3 d4) (+ d2 d1))))))
* * * * [misc]progress:  [ 435 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (262 enodes)
* [exit]simplify:  Simplified to (* (* (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (* (+ d3 d4) (+ d2 d1)) (+ d3 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 436 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (245 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ (* (+ d3 d4) d3) (* d4 d4))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 437 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (212 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ d3 d4)) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ d3 d4)) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 438 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 439 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d3 d4) d3) (* d4 d4)) (+ d2 d1)))))
* * * * [misc]progress:  [ 440 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (266 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* (+ d3 d4) d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* d3 d3) (* (+ d3 d4) d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 441 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (221 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 442 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (245 enodes)
* [exit]simplify:  Simplified to (* (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* (+ d3 d4) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* (+ d3 d4) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 443 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (204 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d3 d4)) (* (+ d3 d4) (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d2 d1) (+ d3 d4)) (* (+ d3 d4) (+ d3 d4))) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 444 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (210 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d3 d4) d4)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* (+ d3 d4) d4)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (* (+ d2 d1) d1))))))
* * * * [misc]progress:  [ 445 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (153 enodes)
* [exit]simplify:  Simplified to (* (pow (+ d3 d4) 3) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (pow (+ d3 d4) 3) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 446 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (171 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ d3 d4) (+ (* d1 d1) (* d2 (+ d2 d1)))))))
* * * * [misc]progress:  [ 447 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d2 d1) (+ d3 d4)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 448 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (183 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 449 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (209 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 450 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (184 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 451 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (186 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 452 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 453 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))))
* * * * [misc]progress:  [ 454 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (148 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 455 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 456 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 457 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (138 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 458 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 459 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (133 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 460 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (152 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 461 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (96 enodes)
* * [misc]simplify:  iters left: 3 (434 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 462 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))))
* * * * [misc]progress:  [ 463 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 464 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (183 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 465 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (209 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d4 d3) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 466 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (184 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 467 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (186 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ d2 d1)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 468 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 469 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d4 d3) (+ (* d4 (+ d4 d3)) (* d3 d3))) (+ (* d2 d2) (* (+ d2 d1) d1)))))
* * * * [misc]progress:  [ 470 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (148 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d2 d2) (* d1 (+ d2 d1)))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 471 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d2 d1) (+ (* (+ d4 d3) d4) (* d3 d3))) (+ (* d2 d2) (* d1 (+ d2 d1))))))
* * * * [misc]progress:  [ 472 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 473 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (138 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))) (* (+ d3 d4) (+ (* d2 (+ d2 d1)) (* d1 d1))))))
* * * * [misc]progress:  [ 474 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ d3 d4) (+ (* d2 d2) (* d1 (+ d2 d1)))))))
* * * * [misc]progress:  [ 475 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (133 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4))) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 476 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (152 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 d4) (* (+ d3 d4) d3)) (+ d3 d4)) (+ (* d1 d1) (* d2 (+ d2 d1))))))
* * * * [misc]progress:  [ 477 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (96 enodes)
* * [misc]simplify:  iters left: 3 (434 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 478 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))) (+ d3 d4))))
* * * * [misc]progress:  [ 479 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d3 d4) (+ d2 d1)) (+ (* d2 (+ d2 d1)) (* d1 d1)))))
* * * * [misc]progress:  [ 480 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (230 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d2 d1) d1)) (- (* (* (- d3 d4) (- d2 d1)) (* (- d3 d4) (- d2 d1))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ (* d2 d2) (* (+ d2 d1) d1)) (- (* (* (- d3 d4) (- d2 d1)) (* (- d3 d4) (- d2 d1))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 481 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (101 enodes)
* * [misc]simplify:  iters left: 3 (482 enodes)
* [exit]simplify:  Simplified to (* (* (+ (- d1 d2) (- d3 d4)) (- d3 d4)) (+ (* (+ d2 d1) d2) (* d1 d1)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (pow d2 3) (pow d1 3)) (- d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ (- d1 d2) (- d3 d4)) (- d3 d4)) (+ (* (+ d2 d1) d2) (* d1 d1)))))
* * * * [misc]progress:  [ 482 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (298 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d2 d2) (* d1 (+ d1 d2)))) (pow (+ (* (+ d3 d4) d4) (* d3 d3)) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d2 d2) (* d1 (+ d1 d2)))) (pow (+ (* (+ d3 d4) d4) (* d3 d3)) 3))))
* * * * [misc]progress:  [ 483 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (273 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d1 d2) (+ d3 d4))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d1 d2) (+ d3 d4))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 484 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (247 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* (+ d3 d4) d4) (* d3 d3)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 485 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))))))
* * * * [misc]progress:  [ 486 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (203 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 487 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (187 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ d3 d4) (+ d1 d2))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ d3 d4) (+ d1 d2))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 488 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (240 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 489 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 490 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (304 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 491 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (283 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))))
* * * * [misc]progress:  [ 492 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (255 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2))))))
* * * * [misc]progress:  [ 493 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (236 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 494 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (214 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ d3 d4)))))
* * * * [misc]progress:  [ 495 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (193 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 496 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (253 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d1 (+ d1 d2)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d1 (+ d1 d2)) (* d2 d2)))))
* * * * [misc]progress:  [ 497 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (177 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 498 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (303 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))))
* * * * [misc]progress:  [ 499 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (56 enodes)
* * [misc]simplify:  iters left: 4 (280 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d1 (+ d1 d2)) (* d2 d2))))))
* * * * [misc]progress:  [ 500 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (256 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))))))
* * * * [misc]progress:  [ 501 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (231 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))
* * * * [misc]progress:  [ 502 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ d3 d4) (+ (* d3 d3) (* d4 (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d3 d3) (* d4 (+ d3 d4)))) (* (+ d3 d4) (+ (* d3 d3) (* d4 (+ d3 d4)))))))
* * * * [misc]progress:  [ 503 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (187 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d3 d3) (* d4 (+ d3 d4))))))
* * * * [misc]progress:  [ 504 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (251 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))) (+ (* d1 (+ d1 d2)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4))) (+ (* d1 (+ d1 d2)) (* d2 d2)))))
* * * * [misc]progress:  [ 505 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (175 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))))
* * * * [misc]progress:  [ 506 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (55 enodes)
* * [misc]simplify:  iters left: 4 (263 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 507 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (222 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 508 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 d3) (* d4 (+ d3 d4))))))
* * * * [misc]progress:  [ 509 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (172 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d3 d4) 3))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d1 d2)) (pow (+ d3 d4) 3))))
* * * * [misc]progress:  [ 510 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)))))
* * * * [misc]progress:  [ 511 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 512 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (191 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d3 d4) (* (+ d1 d2) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ d3 d4) (* (+ d1 d2) (+ d3 d4))))))
* * * * [misc]progress:  [ 513 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (117 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 514 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))))
* * * * [misc]progress:  [ 515 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (204 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 516 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (140 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 517 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (160 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 518 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (132 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 519 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 520 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (170 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))))
* * * * [misc]progress:  [ 521 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 522 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (214 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 523 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (145 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 524 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (168 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))
* * * * [misc]progress:  [ 525 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (95 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 526 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 527 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (237 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))))
* * * * [misc]progress:  [ 528 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 529 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (241 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))))
* * * * [misc]progress:  [ 530 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* (+ d3 d4) d4) (* d3 d3))) (* (+ d1 d2) (+ (* (+ d3 d4) d4) (* d3 d3))))))
* * * * [misc]progress:  [ 531 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (204 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d3 d4) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 532 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (140 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))))))
* * * * [misc]progress:  [ 533 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (160 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 534 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (132 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d1 d2) (+ (* d4 (+ d3 d4)) (* d3 d3))) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 535 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 536 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (170 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* (+ d3 d4) d4) (* d3 d3)) (* (+ d1 d2) (+ (* d1 d1) (* d2 (+ d1 d2)))))))
* * * * [misc]progress:  [ 537 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (* (+ d1 d2) (+ d1 d2)) (+ (* d4 (+ d3 d4)) (* d3 d3)))))
* * * * [misc]progress:  [ 538 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (214 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 539 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (145 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d2 d2) (* d1 (+ d1 d2))))))
* * * * [misc]progress:  [ 540 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (168 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))))) (* (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))
* * * * [misc]progress:  [ 541 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (95 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 542 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 543 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (237 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))))) (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4))))
* * * * [misc]progress:  [ 544 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ d1 d2) (+ d3 d4)))))
* * * * [misc]progress:  [ 545 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (* (+ d3 d4) (+ d2 d1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (241 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (* (+ d3 d4) (+ d2 d1))) (* (+ d2 d1) (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))))) (* (+ d3 d4) (* (+ d1 d2) (+ d1 d2)))))
* * * * [misc]progress:  [ 546 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ d2 d1) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ d2 d1) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (191 enodes)
* [exit]simplify:  Simplified to (* (+ d1 d2) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (* (+ d2 d1) (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3))))) (* (+ d1 d2) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (pow (- d3 d4) 3) (- (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 547 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ d2 d1) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (+ d2 d1) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (+ d2 d1) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (335 enodes)
* [exit]simplify:  Simplified to (* (* (+ d1 d2) (- d3 d4)) (+ (- d3 d4) (- d1 d2)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (* (- (* d2 d2) (* d1 d1)) (- d2 d1)) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (+ d2 d1) (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))) (* (* (+ d1 d2) (- d3 d4)) (+ (- d3 d4) (- d1 d2)))))
* * * * [misc]progress:  [ 548 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (pow (* (- d2 d1) (- d2 d1)) 3) (pow (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) 3))) (+ (* (* (- d2 d1) (- d2 d1)) (* (- d2 d1) (- d2 d1))) (- (* (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d2 d1) (- d2 d1)) (* (- d2 d1) (- d2 d1))) (- (* (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (211 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- d3 d4) (+ (- d3 d4) (- d2 d1))) (* (- d3 d4) (+ (- d3 d4) (- d2 d1)))) (* (* (- d2 d1) (- d2 d1)) (+ (* (- (- d3 d4)) (+ (- d3 d4) (- d2 d1))) (* (- d2 d1) (- d2 d1)))))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (pow (* (- d2 d1) (- d2 d1)) 3) (pow (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) 3))) (+ (* (* (- d3 d4) (+ (- d3 d4) (- d2 d1))) (* (- d3 d4) (+ (- d3 d4) (- d2 d1)))) (* (* (- d2 d1) (- d2 d1)) (+ (* (- (- d3 d4)) (+ (- d3 d4) (- d2 d1))) (* (- d2 d1) (- d2 d1)))))))
* * * * [misc]progress:  [ 549 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (- (* (* (- d2 d1) (- d2 d1)) (* (- d2 d1) (- d2 d1))) (* (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (- (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (73 enodes)
* * [misc]simplify:  iters left: 3 (339 enodes)
* [exit]simplify:  Simplified to (- (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 2) to (λ (d1 d2 d3 d4) (* (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (- (* (* (- d2 d1) (- d2 d1)) (* (- d2 d1) (- d2 d1))) (* (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))) (- (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))))
* * * * [misc]progress:  [ 550 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1)
* * [misc]simplify:  iters left: 6 (29 enodes)
* * [misc]simplify:  iters left: 5 (72 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* d1 (- (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (pow (- (pow d2 3) (pow d1 3)) 3))) (* (* (pow (- (pow d3 3) (pow d4 3)) 3) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d2 (+ d1 d2)) (* d1 d1))))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* d1 (- (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (pow (- (pow d2 3) (pow d1 3)) 3))) (* (* (pow (- (pow d3 3) (pow d4 3)) 3) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d2 (+ d1 d2)) (* d1 d1)))))) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)))))
* * * * [misc]progress:  [ 551 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ d3 d4) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ d3 d4) 3)))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ d3 d4) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1)
* * [misc]simplify:  iters left: 6 (25 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (205 enodes)
* [exit]simplify:  Simplified to (* d1 (- (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (- (pow d2 3) (pow d1 3)) (pow (+ d3 d4) 3))) (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* (+ d1 d2) d1) (* d2 d2))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (pow (- (* d3 d3) (* d4 d4)) 3)))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* d1 (- (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (- (pow d2 3) (pow d1 3)) (pow (+ d3 d4) 3))) (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* (+ d1 d2) d1) (* d2 d2))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (pow (- (* d3 d3) (* d4 d4)) 3))))) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ d3 d4) 3)))))
* * * * [misc]progress:  [ 552 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ d2 d1) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ d2 d1) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ d2 d1) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1)
* * [misc]simplify:  iters left: 6 (25 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (205 enodes)
* [exit]simplify:  Simplified to (+ (* (* d1 (* (- (+ d2 d1)) (* (+ d2 d1) (+ d2 d1)))) (pow (- (pow d3 3) (pow d4 3)) 3)) (* (pow (+ (* d3 (+ d4 d3)) (* d4 d4)) 3) (* (pow (- (* d2 d2) (* d1 d1)) 3) d1)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (+ (* (* d1 (* (- (+ d2 d1)) (* (+ d2 d1) (+ d2 d1)))) (pow (- (pow d3 3) (pow d4 3)) 3)) (* (pow (+ (* d3 (+ d4 d3)) (* d4 d4)) 3) (* (pow (- (* d2 d2) (* d1 d1)) 3) d1))) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ d2 d1) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)))))
* * * * [misc]progress:  [ 553 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ d3 d4) 3)) (* (pow (+ d2 d1) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ d2 d1) 3) (pow (+ d3 d4) 3)))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ d3 d4) 3)) (* (pow (+ d2 d1) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1)
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (181 enodes)
* [exit]simplify:  Simplified to (* (- (* (* (* (+ d2 d1) (- d2 d1)) (pow (+ d3 d4) 3)) (* (* (+ d2 d1) (- d2 d1)) (* (+ d2 d1) (- d2 d1)))) (* (* (pow (+ d2 d1) 3) (* (+ d3 d4) (- d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4))))) d1)
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* (- (* (* (* (+ d2 d1) (- d2 d1)) (pow (+ d3 d4) 3)) (* (* (+ d2 d1) (- d2 d1)) (* (+ d2 d1) (- d2 d1)))) (* (* (pow (+ d2 d1) 3) (* (+ d3 d4) (- d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4))))) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (pow (+ d2 d1) 3) (pow (+ d3 d4) 3)))))
* * * * [misc]progress:  [ 554 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (+ (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (+ (* (pow (- d3 d4) 3) (pow (- d3 d4) 3)) (* (pow (- d2 d1) 3) (pow (- d3 d4) 3)))))))>
* [enter]simplify:  Simplifying (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1)
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (109 enodes)
* [exit]simplify:  Simplified to (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1)
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (+ (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (+ (* (pow (- d3 d4) 3) (pow (- d3 d4) 3)) (* (pow (- d2 d1) 3) (pow (- d3 d4) 3)))))))
* * * * [misc]progress:  [ 555 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (* (pow (- d3 d4) 3) (pow (- d3 d4) 3))) d1) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (+ (pow (- d2 d1) 3) (pow (- d3 d4) 3)))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (* (pow (- d3 d4) 3) (pow (- d3 d4) 3))) d1)
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (88 enodes)
* * [misc]simplify:  iters left: 3 (493 enodes)
* [exit]simplify:  Simplified to (- (* (pow (- d2 d1) 5) (* (- d2 d1) d1)) (* (pow (- d3 d4) 5) (* (- d3 d4) d1)))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (- (* (pow (- d2 d1) 5) (* (- d2 d1) d1)) (* (pow (- d3 d4) 5) (* (- d3 d4) d1))) (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (+ (pow (- d2 d1) 3) (pow (- d3 d4) 3)))))
* * * * [misc]progress:  [ 556 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (log (* (exp (* (- d3 d4) (- d3 d4))) (exp (* (- d2 d1) (- d3 d4))))))))>
* [enter]simplify:  Simplifying (* (exp (* (- d3 d4) (- d3 d4))) (exp (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (173 enodes)
* [exit]simplify:  Simplified to (pow (exp (- d3 d4)) (+ (- d2 d1) (- d3 d4)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (log (pow (exp (- d3 d4)) (+ (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 557 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (pow (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) 1))))>
* * * * [misc]progress:  [ 558 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (exp (log (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 559 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (log (exp (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 560 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (* (* (cbrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (cbrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))) (cbrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 561 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (cbrt (* (* (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 562 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (* (sqrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (sqrt (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))))>
* * * * [misc]progress:  [ 563 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (28 enodes)
* * [misc]simplify:  iters left: 5 (79 enodes)
* * [misc]simplify:  iters left: 4 (339 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))) (+ (* d4 d4) (* d3 (+ d4 d3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (246 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (+ (* d4 d4) (* d3 (+ d4 d3)))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))) (+ (* d4 d4) (* d3 (+ d4 d3))))) (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))))))))
* * * * [misc]progress:  [ 564 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (85 enodes)
* * [misc]simplify:  iters left: 4 (322 enodes)
* [exit]simplify:  Simplified to (+ (* (* (+ d4 d3) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (- d3 d4))) (* (- (pow d2 3) (pow d1 3)) (+ (* d3 (+ d4 d3)) (* d4 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ d4 d3) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (- d3 d4))) (* (- (pow d2 3) (pow d1 3)) (+ (* d3 (+ d4 d3)) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d4 d4) (* d3 (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ d4 d3) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))) (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (- d3 d4))) (* (- (pow d2 3) (pow d1 3)) (+ (* d3 (+ d4 d3)) (* d4 d4))))) (* (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d4 d4) (* d3 (+ d3 d4)))))))))
* * * * [misc]progress:  [ 565 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (67 enodes)
* * [misc]simplify:  iters left: 4 (298 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* (* (+ d2 d1) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (- (pow d3 3) (pow d4 3)) (* (- d2 d1) (+ d2 d1))))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* (* (+ d2 d1) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (- (pow d3 3) (pow d4 3)) (* (- d2 d1) (+ d2 d1)))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (203 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* (* (+ d2 d1) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3))) (* (+ (* d4 d4) (* d3 (+ d4 d3))) (* (- (pow d3 3) (pow d4 3)) (* (- d2 d1) (+ d2 d1)))))) (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))))))))
* * * * [misc]progress:  [ 566 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (73 enodes)
* * [misc]simplify:  iters left: 4 (282 enodes)
* [exit]simplify:  Simplified to (+ (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- d2 d1) (+ d2 d1)))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (+ d4 d3))) (- (pow d3 3) (pow d4 3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- d2 d1) (+ d2 d1)))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (+ d4 d3))) (- (pow d3 3) (pow d4 3)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (177 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d2 d1) (+ d3 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- d2 d1) (+ d2 d1)))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (+ d4 d3))) (- (pow d3 3) (pow d4 3)))) (* (* (* (+ d2 d1) (+ d3 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))))
* * * * [misc]progress:  [ 567 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (226 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (142 enodes)
* [exit]simplify:  Simplified to (pow (+ (* d3 (+ d3 d4)) (* d4 d4)) 3)
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))))) (pow (+ (* d3 (+ d3 d4)) (* d4 d4)) 3)))))
* * * * [misc]progress:  [ 568 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (63 enodes)
* * [misc]simplify:  iters left: 4 (206 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- (* d3 d3) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (- d2 d1) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (+ d4 d3) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (- d2 d1) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (+ d4 d3) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (- d2 d1) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (+ d4 d3) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3)))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ d3 d4)))))))
* * * * [misc]progress:  [ 569 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (28 enodes)
* * [misc]simplify:  iters left: 5 (78 enodes)
* * [misc]simplify:  iters left: 4 (259 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- d3 d4) (- (pow d2 3) (pow d1 3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d2 3) (pow d1 3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d2 3) (pow d1 3))) (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (+ (* d3 d3) (* d4 (+ d3 d4))))))))
* * * * [misc]progress:  [ 570 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (66 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (+ (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d2 d1) (* (- d2 d1) (- d3 d4)))) (* (* (+ d2 d1) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d2 d1) (* (- d2 d1) (- d3 d4)))) (* (* (+ d2 d1) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (140 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d2 d1) (* (- d2 d1) (- d3 d4)))) (* (* (+ d2 d1) (- (pow d3 3) (pow d4 3))) (- (pow d3 3) (pow d4 3)))) (* (* (+ d2 d1) (+ (* d3 (+ d3 d4)) (* d4 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))))
* * * * [misc]progress:  [ 571 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (87 enodes)
* * [misc]simplify:  iters left: 4 (366 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (- d3 d4) (+ d4 d3)) (- (pow d3 3) (pow d4 3))))) (* (+ d4 d3) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 (+ d4 d3)) (* d4 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (- d3 d4) (+ d4 d3)) (- (pow d3 3) (pow d4 3))))) (* (+ d4 d3) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 (+ d4 d3)) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (249 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (- d3 d4) (+ d4 d3)) (- (pow d3 3) (pow d4 3))))) (* (+ d4 d3) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ (* d3 (+ d4 d3)) (* d4 d4))))) (* (* (+ d3 d4) (+ (* d3 (+ d3 d4)) (* d4 d4))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d3 (+ d3 d4)) (* d4 d4))))))))
* * * * [misc]progress:  [ 572 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (87 enodes)
* * [misc]simplify:  iters left: 4 (350 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (+ (* (* (* (- d3 d4) (+ d4 d3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (- (pow d2 3) (pow d1 3)) (* (- d3 d4) (+ d4 d3))) (+ (* d3 (+ d4 d3)) (* d4 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d4 d3) (+ (* (* (* (- d3 d4) (+ d4 d3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (- (pow d2 3) (pow d1 3)) (* (- d3 d4) (+ d4 d3))) (+ (* d3 (+ d4 d3)) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (228 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d4 d3) (+ (* (* (* (- d3 d4) (+ d4 d3)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (- (pow d2 3) (pow d1 3)) (* (- d3 d4) (+ d4 d3))) (+ (* d3 (+ d4 d3)) (* d4 d4))))) (* (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (+ d3 d4)))))))
* * * * [misc]progress:  [ 573 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (75 enodes)
* * [misc]simplify:  iters left: 4 (325 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* (- (pow d3 3) (pow d4 3)) (* (* (- d2 d1) (+ d1 d2)) (+ d4 d3))) (* (* (+ d1 d2) (- (pow d3 3) (pow d4 3))) (* (+ d4 d3) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* (- (pow d3 3) (pow d4 3)) (* (* (- d2 d1) (+ d1 d2)) (+ d4 d3))) (* (* (+ d1 d2) (- (pow d3 3) (pow d4 3))) (* (+ d4 d3) (- d3 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (206 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d4 d4) (* d3 (+ d4 d3))) (+ (* (- (pow d3 3) (pow d4 3)) (* (* (- d2 d1) (+ d1 d2)) (+ d4 d3))) (* (* (+ d1 d2) (- (pow d3 3) (pow d4 3))) (* (+ d4 d3) (- d3 d4))))) (* (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (* (+ d1 d2) (+ d3 d4))) (+ (* d3 (+ d3 d4)) (* d4 d4)))))))
* * * * [misc]progress:  [ 574 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (75 enodes)
* * [misc]simplify:  iters left: 4 (309 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (- d3 d4)) (+ (* (* (- d2 d1) (* (+ d4 d3) (+ d1 d2))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (+ d4 d3) (+ d1 d2)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (+ d4 d3) (- d3 d4)) (+ (* (* (- d2 d1) (* (+ d4 d3) (+ d1 d2))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (+ d4 d3) (+ d1 d2)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (185 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (+ d4 d3) (- d3 d4)) (+ (* (* (- d2 d1) (* (+ d4 d3) (+ d1 d2))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (+ d4 d3) (+ d1 d2)) (- (pow d3 3) (pow d4 3))))) (* (* (* (+ d1 d2) (+ d3 d4)) (+ d3 d4)) (+ (* d3 d3) (* d4 (+ d3 d4))))))))
* * * * [misc]progress:  [ 575 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (258 enodes)
* [exit]simplify:  Simplified to (* (* (- (pow d3 3) (pow d4 3)) (+ (* (+ d4 d3) (- d2 d1)) (* (- d3 d4) (+ d4 d3)))) (+ (* d3 d3) (* d4 (+ d4 d3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (- (pow d3 3) (pow d4 3)) (+ (* (+ d4 d3) (- d2 d1)) (* (- d3 d4) (+ d4 d3)))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (149 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (- (pow d3 3) (pow d4 3)) (+ (* (+ d4 d3) (- d2 d1)) (* (- d3 d4) (+ d4 d3)))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4))) (+ d3 d4))))))
* * * * [misc]progress:  [ 576 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (237 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d4 d3) (- d3 d4)) (* (- d2 d1) (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (* (+ d4 d3) (- d3 d4)) (+ d4 d3)) (- (pow d3 3) (pow d4 3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d4 d3) (- d3 d4)) (* (- d2 d1) (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (* (+ d4 d3) (- d3 d4)) (+ d4 d3)) (- (pow d3 3) (pow d4 3)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d3 d4))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (133 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d3 d4) d3) (* d4 d4)) (* (+ d3 d4) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d4 d3) (- d3 d4)) (* (- d2 d1) (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (* (+ d4 d3) (- d3 d4)) (+ d4 d3)) (- (pow d3 3) (pow d4 3)))) (* (+ (* (+ d3 d4) d3) (* d4 d4)) (* (+ d3 d4) (+ d3 d4)))))))
* * * * [misc]progress:  [ 577 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (85 enodes)
* * [misc]simplify:  iters left: 4 (299 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d4 d3) (- d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (* (+ d4 d3) (- d3 d4)) (- (pow d2 3) (pow d1 3))) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d4 d3) (- d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (* (+ d4 d3) (- d3 d4)) (- (pow d2 3) (pow d1 3))) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (196 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d4 d3) (- d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* d1 (+ d1 d2)))) (* (* (* (+ d4 d3) (- d3 d4)) (- (pow d2 3) (pow d1 3))) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d3 d4) (+ (* d4 d4) (* d3 (+ d3 d4)))))))))
* * * * [misc]progress:  [ 578 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (73 enodes)
* * [misc]simplify:  iters left: 4 (256 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d1 d2) (- d3 d4)) (* (- d2 d1) (+ d4 d3)))) (* (* (+ d1 d2) (+ d4 d3)) (* (- d3 d4) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d1 d2) (- d3 d4)) (* (- d2 d1) (+ d4 d3)))) (* (* (+ d1 d2) (+ d4 d3)) (* (- d3 d4) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4)) (+ d2 d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (151 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (+ d1 d2) (- d3 d4)) (* (- d2 d1) (+ d4 d3)))) (* (* (+ d1 d2) (+ d4 d3)) (* (- d3 d4) (- (pow d3 3) (pow d4 3))))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (+ d1 d2) (+ d3 d4)))))))
* * * * [misc]progress:  [ 579 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (87 enodes)
* * [misc]simplify:  iters left: 4 (364 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (- (pow d2 3) (pow d1 3)) (+ d3 d4)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (- (pow d2 3) (pow d1 3)) (+ d3 d4)) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (248 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d3 d3) (* d4 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (+ (* (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (* (- (pow d2 3) (pow d1 3)) (+ d3 d4)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (+ (* d3 d3) (* d4 (+ d4 d3)))))))))
* * * * [misc]progress:  [ 580 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (87 enodes)
* * [misc]simplify:  iters left: 4 (347 enodes)
* [exit]simplify:  Simplified to (* (- (* d3 d3) (* d4 d4)) (+ (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ d3 d4) (- (pow d2 3) (pow d1 3)))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (- (pow d3 3) (pow d4 3)) (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (- (* d3 d3) (* d4 d4)) (+ (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ d3 d4) (- (pow d2 3) (pow d1 3)))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (- (pow d3 3) (pow d4 3)) (+ d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (225 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (+ (* d3 d3) (* d4 (+ d4 d3))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (- (* d3 d3) (* d4 d4)) (+ (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (+ d3 d4) (- (pow d2 3) (pow d1 3)))) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (- (pow d3 3) (pow d4 3)) (+ d3 d4))))) (* (* (* (+ d4 d3) (+ d4 d3)) (+ (* d2 (+ d1 d2)) (* d1 d1))) (+ (* d3 d3) (* d4 (+ d4 d3))))))))
* * * * [misc]progress:  [ 581 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (75 enodes)
* * [misc]simplify:  iters left: 4 (323 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* (* (+ d3 d4) (- (pow d3 3) (pow d4 3))) (* (- d3 d4) (+ d1 d2))) (* (* (- d2 d1) (+ d1 d2)) (* (+ d3 d4) (- (pow d3 3) (pow d4 3))))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* (* (+ d3 d4) (- (pow d3 3) (pow d4 3))) (* (- d3 d4) (+ d1 d2))) (* (* (- d2 d1) (+ d1 d2)) (* (+ d3 d4) (- (pow d3 3) (pow d4 3)))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (205 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d1 d2) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* (* (+ d3 d4) (- (pow d3 3) (pow d4 3))) (* (- d3 d4) (+ d1 d2))) (* (* (- d2 d1) (+ d1 d2)) (* (+ d3 d4) (- (pow d3 3) (pow d4 3)))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (+ d1 d2) (+ d4 d3)))))))
* * * * [misc]progress:  [ 582 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (75 enodes)
* * [misc]simplify:  iters left: 4 (306 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (- d3 d4)) (+ (* (* (+ d3 d4) (+ d1 d2)) (- (pow d3 3) (pow d4 3))) (* (* (- d2 d1) (* (+ d3 d4) (+ d1 d2))) (+ (* d4 d4) (* (+ d3 d4) d3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (+ d3 d4) (- d3 d4)) (+ (* (* (+ d3 d4) (+ d1 d2)) (- (pow d3 3) (pow d4 3))) (* (* (- d2 d1) (* (+ d3 d4) (+ d1 d2))) (+ (* d4 d4) (* (+ d3 d4) d3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (182 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (* (+ d1 d2) (+ d4 d3))) (+ (* d3 (+ d4 d3)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (+ d3 d4) (- d3 d4)) (+ (* (* (+ d3 d4) (+ d1 d2)) (- (pow d3 3) (pow d4 3))) (* (* (- d2 d1) (* (+ d3 d4) (+ d1 d2))) (+ (* d4 d4) (* (+ d3 d4) d3))))) (* (* (+ d4 d3) (* (+ d1 d2) (+ d4 d3))) (+ (* d3 (+ d4 d3)) (* d4 d4)))))))
* * * * [misc]progress:  [ 583 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (251 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* (* (+ d3 d4) (- d2 d1)) (- (pow d3 3) (pow d4 3))) (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* (* (+ d3 d4) (- d2 d1)) (- (pow d3 3) (pow d4 3))) (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (+ d4 d3))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* (* (+ d3 d4) (- d2 d1)) (- (pow d3 3) (pow d4 3))) (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))))) (* (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (+ d4 d3))))))
* * * * [misc]progress:  [ 584 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (241 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (- d2 d1) (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d3 d4) (* (* (+ d3 d4) (- d3 d4)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (- d2 d1) (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d3 d4) (* (* (+ d3 d4) (- d3 d4)) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d3 d4))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d4 d3) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (- d2 d1) (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ d3 d4) (* (* (+ d3 d4) (- d3 d4)) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d4 d3) (+ d4 d3)))))))
* * * * [misc]progress:  [ 585 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (85 enodes)
* * [misc]simplify:  iters left: 4 (296 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (* (- d3 d4) (+ d3 d4)) (- (pow d2 3) (pow d1 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (* (- d3 d4) (+ d3 d4)) (- (pow d2 3) (pow d1 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (194 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (- d3 d4) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (* (+ d1 d2) d1))) (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (* (- d3 d4) (+ d3 d4)) (- (pow d2 3) (pow d1 3))))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (+ d4 d3)))))))
* * * * [misc]progress:  [ 586 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (73 enodes)
* * [misc]simplify:  iters left: 4 (254 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (* (+ d3 d4) (+ d1 d2)) (* (- d2 d1) (- d3 d4)))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d1 d2) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (* (+ d3 d4) (+ d1 d2)) (* (- d2 d1) (- d3 d4)))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d1 d2) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (+ d2 d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (149 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d1 d2) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (* (+ d3 d4) (+ d1 d2)) (* (- d2 d1) (- d3 d4)))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d1 d2) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (+ d1 d2) (+ d4 d3)))))))
* * * * [misc]progress:  [ 587 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (85 enodes)
* * [misc]simplify:  iters left: 4 (315 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4))))) (* (- (pow d3 3) (pow d4 3)) (* (* (+ d3 d4) (+ d3 d4)) (- (pow d2 3) (pow d1 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4))))) (* (- (pow d3 3) (pow d4 3)) (* (* (+ d3 d4) (+ d3 d4)) (- (pow d2 3) (pow d1 3))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (50 enodes)
* * [misc]simplify:  iters left: 4 (210 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d4 d3) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4))))) (* (- (pow d3 3) (pow d4 3)) (* (* (+ d3 d4) (+ d3 d4)) (- (pow d2 3) (pow d1 3))))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ (* d2 d2) (* (+ d1 d2) d1)) (* (+ d4 d3) (+ d4 d3))))))))
* * * * [misc]progress:  [ 588 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (67 enodes)
* * [misc]simplify:  iters left: 4 (272 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d3 d4) (- (pow d2 3) (pow d1 3))))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d3 d4) (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d3 d4) (- (pow d2 3) (pow d1 3)))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (171 enodes)
* [exit]simplify:  Simplified to (* (pow (+ d4 d3) 3) (+ (* d2 d2) (* d1 (+ d1 d2))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d3 d4) (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d3 d4) (- (pow d2 3) (pow d1 3)))))) (* (pow (+ d4 d3) 3) (+ (* d2 d2) (* d1 (+ d1 d2))))))))
* * * * [misc]progress:  [ 589 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (73 enodes)
* * [misc]simplify:  iters left: 4 (275 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (* (* (+ d3 d4) (- d3 d4)) (+ d1 d2)) (* (+ d3 d4) (- d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (* (* (+ d3 d4) (- d3 d4)) (+ d1 d2)) (* (+ d3 d4) (- d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (167 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d4 d3) (* (+ d1 d2) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d2 d2) (* d1 d1))) (* (+ d3 d4) (+ d3 d4))) (* (* (* (* (+ d3 d4) (- d3 d4)) (+ d1 d2)) (* (+ d3 d4) (- d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4))))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (+ d4 d3) (* (+ d1 d2) (+ d4 d3))))))))
* * * * [misc]progress:  [ 590 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (230 enodes)
* [exit]simplify:  Simplified to (* (* (- d3 d4) (+ d3 d4)) (+ (* (* (- d3 d4) (+ d3 d4)) (* (+ d3 d4) (+ d1 d2))) (* (- (* d2 d2) (* d1 d1)) (* (+ d3 d4) (+ d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (- d3 d4) (+ d3 d4)) (+ (* (* (- d3 d4) (+ d3 d4)) (* (+ d3 d4) (+ d1 d2))) (* (- (* d2 d2) (* d1 d1)) (* (+ d3 d4) (+ d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d4 d3)) (* (+ d1 d2) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (- d3 d4) (+ d3 d4)) (+ (* (* (- d3 d4) (+ d3 d4)) (* (+ d3 d4) (+ d1 d2))) (* (- (* d2 d2) (* d1 d1)) (* (+ d3 d4) (+ d3 d4))))) (* (* (+ d4 d3) (+ d4 d3)) (* (+ d1 d2) (+ d4 d3)))))))
* * * * [misc]progress:  [ 591 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (63 enodes)
* * [misc]simplify:  iters left: 4 (197 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4)))) (* (* (- (pow d3 3) (pow d4 3)) (* (- d2 d1) (+ d3 d4))) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4)))) (* (* (- (pow d3 3) (pow d4 3)) (* (- d2 d1) (+ d3 d4))) (+ d3 d4))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (120 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ d4 d3) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d4 d4) (* d3 (+ d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4)))) (* (* (- (pow d3 3) (pow d4 3)) (* (- d2 d1) (+ d3 d4))) (+ d3 d4))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (+ d4 d3) (+ d4 d3)))))))
* * * * [misc]progress:  [ 592 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (* (* (* (- d3 d4) (+ d3 d4)) (+ (* (- d2 d1) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (+ d3 d4))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (* (- d3 d4) (+ d3 d4)) (+ (* (- d2 d1) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (+ d3 d4)) (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (+ d3 d4))
* * [misc]simplify:  iters left: 6 (5 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (73 enodes)
* * [misc]simplify:  iters left: 3 (227 enodes)
* [exit]simplify:  Simplified to (pow (+ d4 d3) 3)
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (* (- d3 d4) (+ d3 d4)) (+ (* (- d2 d1) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (+ d3 d4)) (pow (+ d4 d3) 3)))))
* * * * [misc]progress:  [ 593 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (214 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (136 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 d1) (* d2 (+ d1 d2))) (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (+ (* d2 d2) (* d1 (+ d1 d2))) (* (+ d4 d3) (+ d4 d3)))))))
* * * * [misc]progress:  [ 594 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (* (+ d3 d4) (+ d3 d4)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (170 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (+ (* (* (+ d3 d4) (- d3 d4)) (* (- d3 d4) (+ d1 d2))) (* (* (- d2 d1) (+ d1 d2)) (* (+ d3 d4) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d3 d4) (+ (* (* (+ d3 d4) (- d3 d4)) (* (- d3 d4) (+ d1 d2))) (* (* (- d2 d1) (+ d1 d2)) (* (+ d3 d4) (- d3 d4))))) (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (* (+ d3 d4) (+ d3 d4)) (+ d2 d1))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (91 enodes)
* * [misc]simplify:  iters left: 3 (346 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (* (+ d1 d2) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d3 d4) (+ (* (* (+ d3 d4) (- d3 d4)) (* (- d3 d4) (+ d1 d2))) (* (* (- d2 d1) (+ d1 d2)) (* (+ d3 d4) (- d3 d4))))) (* (+ d4 d3) (* (+ d1 d2) (+ d4 d3)))))))
* * * * [misc]progress:  [ 595 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (28 enodes)
* * [misc]simplify:  iters left: 5 (74 enodes)
* * [misc]simplify:  iters left: 4 (300 enodes)
* [exit]simplify:  Simplified to (* (+ (* (- (pow d3 3) (pow d4 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4)))) (+ (* d4 (+ d4 d3)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* (- (pow d3 3) (pow d4 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4)))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (148 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* (- (pow d3 3) (pow d4 3)) (- (pow d2 3) (pow d1 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4)))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (+ (* d3 d3) (* d4 (+ d3 d4))))))))
* * * * [misc]progress:  [ 596 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (79 enodes)
* * [misc]simplify:  iters left: 4 (288 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* (+ d1 d2) d1) (* d2 d2))) (* (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* (+ d1 d2) d1) (* d2 d2))) (* (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* (+ d1 d2) d1) (* d2 d2))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (+ (* (+ d1 d2) d1) (* d2 d2))) (* (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (* (+ d3 d4) (+ (* (+ d1 d2) d1) (* d2 d2))) (+ (* d3 d3) (* d4 (+ d3 d4))))))))
* * * * [misc]progress:  [ 597 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (258 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- (* d2 d2) (* d1 d1)) (* (- d3 d4) (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- (* d2 d2) (* d1 d1)) (* (- d3 d4) (+ d2 d1))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (+ d2 d1))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- (* d2 d2) (* d1 d1)) (* (- d3 d4) (+ d2 d1))))) (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (+ d2 d1))))))
* * * * [misc]progress:  [ 598 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (67 enodes)
* * [misc]simplify:  iters left: 4 (248 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d2 d1) (- d2 d1)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 d4) (* (+ d4 d3) d3))) (* (* (+ d4 d3) (- d3 d4)) (* (+ d2 d1) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d2 d1) (- d2 d1)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 d4) (* (+ d4 d3) d3))) (* (* (+ d4 d3) (- d3 d4)) (* (+ d2 d1) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ d3 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d2 d1) (- d2 d1)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 d4) (* (+ d4 d3) d3))) (* (* (+ d4 d3) (- d3 d4)) (* (+ d2 d1) (- (pow d3 3) (pow d4 3))))) (* (* (+ d2 d1) (+ d3 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))))))
* * * * [misc]progress:  [ 599 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (189 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- d2 d1) (- d3 d4))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- d2 d1) (- d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (356 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- d2 d1) (- d3 d4)))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))))))
* * * * [misc]progress:  [ 600 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (174 enodes)
* [exit]simplify:  Simplified to (+ (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (- d2 d1) (- d3 d4)) (+ d4 d3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (- d2 d1) (- d3 d4)) (+ d4 d3)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (73 enodes)
* * [misc]simplify:  iters left: 3 (223 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (+ (* d4 d4) (* (+ d3 d4) d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (- (* d3 d3) (* d4 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (* (- d2 d1) (- d3 d4)) (+ d4 d3)))) (* (+ d3 d4) (+ (* d4 d4) (* (+ d3 d4) d3)))))))
* * * * [misc]progress:  [ 601 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (27 enodes)
* * [misc]simplify:  iters left: 5 (70 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4))) (* (* (- (pow d2 3) (pow d1 3)) (- d3 d4)) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4))) (* (* (- (pow d2 3) (pow d1 3)) (- d3 d4)) (+ (* d4 d4) (* d3 (+ d4 d3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (118 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* d3 d3) (* (+ d3 d4) d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4))) (* (* (- (pow d2 3) (pow d1 3)) (- d3 d4)) (+ (* d4 d4) (* d3 (+ d4 d3))))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* d3 d3) (* (+ d3 d4) d4)))))))
* * * * [misc]progress:  [ 602 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (pow d3 3) (pow d4 3))) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (23 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (177 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))) (* (- (pow d3 3) (pow d4 3)) (* (- d3 d4) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))) (* (- (pow d3 3) (pow d4 3)) (* (- d3 d4) (+ d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (79 enodes)
* * [misc]simplify:  iters left: 3 (261 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d1) (+ (* d3 d3) (* (+ d3 d4) d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* (+ d4 d3) d4) (* d3 d3)) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))) (* (- (pow d3 3) (pow d4 3)) (* (- d3 d4) (+ d2 d1)))) (* (+ d2 d1) (+ (* d3 d3) (* (+ d3 d4) d4)))))))
* * * * [misc]progress:  [ 603 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (79 enodes)
* * [misc]simplify:  iters left: 4 (302 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (* (+ d4 d3) (* (- d3 d4) (- d3 d4))) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (* (+ d4 d3) (* (- d3 d4) (- d3 d4))) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ d4 d3))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (170 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d2 d1) d1) (* d2 d2)) (* (+ d4 d3) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (* (+ d4 d3) (* (- d3 d4) (- d3 d4))) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ d4 d3))) (* (+ (* (+ d2 d1) d1) (* d2 d2)) (* (+ d4 d3) (+ (* d4 d4) (* d3 (+ d4 d3)))))))))
* * * * [misc]progress:  [ 604 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (259 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4)))) (* (- d3 d4) (* (- (pow d2 3) (pow d1 3)) (* (+ d4 d3) (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4)))) (* (- d3 d4) (* (- (pow d2 3) (pow d1 3)) (* (+ d4 d3) (+ d4 d3))))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 (+ d2 d1)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4)))) (* (- d3 d4) (* (- (pow d2 3) (pow d1 3)) (* (+ d4 d3) (+ d4 d3))))) (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 (+ d2 d1)) (* d2 d2)))))))
* * * * [misc]progress:  [ 605 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (67 enodes)
* * [misc]simplify:  iters left: 4 (262 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d2 d1) (+ d4 d3)) (* (- d3 d4) (- d3 d4))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (- d2 d1))) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d2 d1) (+ d4 d3)) (* (- d3 d4) (- d3 d4))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (- d2 d1))) (+ d4 d3))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d2 d1) (+ d4 d3)) (* (- d3 d4) (- d3 d4))) (+ (* d3 d3) (* d4 (+ d4 d3)))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (- d2 d1))) (+ d4 d3))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (+ d2 d1)))))))
* * * * [misc]progress:  [ 606 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (216 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (* (- (* d3 d3) (* d4 d4)) (+ (- (* d2 d2) (* d1 d1)) (* (- d3 d4) (+ d2 d1)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d4 d3) (* (- (* d3 d3) (* d4 d4)) (+ (- (* d2 d2) (* d1 d1)) (* (- d3 d4) (+ d2 d1))))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (241 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ d4 d3) (* (- (* d3 d3) (* d4 d4)) (+ (- (* d2 d2) (* d1 d1)) (* (- d3 d4) (+ d2 d1))))) (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3)))))))
* * * * [misc]progress:  [ 607 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (190 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- d2 d1) (+ d4 d3)) (- (pow d3 3) (pow d4 3))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ d4 d3) (* (- d3 d4) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d2 d1) (+ d4 d3)) (- (pow d3 3) (pow d4 3))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ d4 d3) (* (- d3 d4) (- d3 d4))))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (203 enodes)
* * [misc]simplify:  iters left: 2 (431 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d4 d3))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d2 d1) (+ d4 d3)) (- (pow d3 3) (pow d4 3))) (* (+ (* (+ d4 d3) d3) (* d4 d4)) (* (+ d4 d3) (* (- d3 d4) (- d3 d4))))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d4 d3))))))
* * * * [misc]progress:  [ 608 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (+ d3 d4) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (143 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d4 d3)) (- d3 d4)) (+ (- d3 d4) (- d2 d1)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (* (+ d4 d3) (+ d4 d3)) (- d3 d4)) (+ (- d3 d4) (- d2 d1))) (* (+ d3 d4) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ d3 d4))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (53 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (+ d4 d3))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (* (+ d4 d3) (+ d4 d3)) (- d3 d4)) (+ (- d3 d4) (- d2 d1))) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 609 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (23 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (198 enodes)
* [exit]simplify:  Simplified to (+ (* (- (* d3 d3) (* d4 d4)) (- (pow d2 3) (pow d1 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (+ d4 d3) (* (- d3 d4) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (- (* d3 d3) (* d4 d4)) (- (pow d2 3) (pow d1 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (+ d4 d3) (* (- d3 d4) (- d3 d4))))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (81 enodes)
* * [misc]simplify:  iters left: 3 (251 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (+ (* d1 (+ d2 d1)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (- (* d3 d3) (* d4 d4)) (- (pow d2 3) (pow d1 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (+ d4 d3) (* (- d3 d4) (- d3 d4))))) (* (+ d4 d3) (+ (* d1 (+ d2 d1)) (* d2 d2)))))))
* * * * [misc]progress:  [ 610 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (+ d3 d4) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- d3 d4) (- (* d3 d3) (* d4 d4))) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (- (* d3 d3) (* d4 d4)) (+ (* (+ d2 d1) (- d2 d1)) (* (- d3 d4) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (- (* d3 d3) (* d4 d4)) (+ (* (+ d2 d1) (- d2 d1)) (* (- d3 d4) (+ d2 d1)))) (* (+ d3 d4) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ d2 d1))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (82 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (+ d2 d1))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (- (* d3 d3) (* d4 d4)) (+ (* (+ d2 d1) (- d2 d1)) (* (- d3 d4) (+ d2 d1)))) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 611 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (28 enodes)
* * [misc]simplify:  iters left: 5 (74 enodes)
* * [misc]simplify:  iters left: 4 (301 enodes)
* [exit]simplify:  Simplified to (* (+ (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4)))) (+ (* d4 (+ d4 d3)) (* d3 d3)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4)))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (148 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4)))) (+ (* d4 (+ d4 d3)) (* d3 d3))) (* (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d3 d3) (* d4 (+ d3 d4)))) (+ (* d3 d3) (* d4 (+ d3 d4))))))))
* * * * [misc]progress:  [ 612 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (79 enodes)
* * [misc]simplify:  iters left: 4 (287 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (* (+ d4 d3) (- d3 d4)) (- (pow d3 3) (pow d4 3)))) (* (* (- (pow d2 3) (pow d1 3)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 (+ d4 d3)) (* d3 d3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (* (+ d4 d3) (- d3 d4)) (- (pow d3 3) (pow d4 3)))) (* (* (- (pow d2 3) (pow d1 3)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (154 enodes)
* [exit]simplify:  Simplified to (* (* (+ d3 d4) (+ (* (+ d1 d2) d1) (* d2 d2))) (+ (* d3 d3) (* d4 (+ d3 d4))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* (+ d1 d2) d1) (* d2 d2)) (* (* (+ d4 d3) (- d3 d4)) (- (pow d3 3) (pow d4 3)))) (* (* (- (pow d2 3) (pow d1 3)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 (+ d4 d3)) (* d3 d3)))) (* (* (+ d3 d4) (+ (* (+ d1 d2) d1) (* d2 d2))) (+ (* d3 d3) (* d4 (+ d3 d4))))))))
* * * * [misc]progress:  [ 613 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (259 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- (* d2 d2) (* d1 d1)) (* (+ d2 d1) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- (* d2 d2) (* d1 d1)) (* (+ d2 d1) (- d3 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (+ d2 d1))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- (* d2 d2) (* d1 d1)) (* (+ d2 d1) (- d3 d4))))) (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (+ d2 d1))))))
* * * * [misc]progress:  [ 614 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (67 enodes)
* * [misc]simplify:  iters left: 4 (247 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d2 d1) (- d2 d1)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 d4) (* (+ d4 d3) d3))) (* (* (+ d4 d3) (- d3 d4)) (* (- (pow d3 3) (pow d4 3)) (+ d2 d1))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d2 d1) (- d2 d1)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 d4) (* (+ d4 d3) d3))) (* (* (+ d4 d3) (- d3 d4)) (* (- (pow d3 3) (pow d4 3)) (+ d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (111 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d1) (+ d3 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d2 d1) (- d2 d1)) (* (+ d4 d3) (- d3 d4))) (+ (* d4 d4) (* (+ d4 d3) d3))) (* (* (+ d4 d3) (- d3 d4)) (* (- (pow d3 3) (pow d4 3)) (+ d2 d1)))) (* (* (+ d2 d1) (+ d3 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))))))
* * * * [misc]progress:  [ 615 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (189 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- d3 d4) (- d2 d1))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- d3 d4) (- d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (356 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (+ (* d3 d3) (* (+ d4 d3) d4)) (* (- (pow d3 3) (pow d4 3)) (+ (- d3 d4) (- d2 d1)))) (* (+ (* d3 (+ d3 d4)) (* d4 d4)) (+ (* d3 (+ d3 d4)) (* d4 d4)))))))
* * * * [misc]progress:  [ 616 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d3 d4)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (174 enodes)
* [exit]simplify:  Simplified to (+ (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- d3 d4) (* (+ d4 d3) (- d2 d1)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- d3 d4) (* (+ d4 d3) (- d2 d1))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d3 d4))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (73 enodes)
* * [misc]simplify:  iters left: 3 (223 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d4) (+ (* d4 d4) (* (+ d3 d4) d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (- (pow d3 3) (pow d4 3)) (- (* d3 d3) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (- d3 d4) (* (+ d4 d3) (- d2 d1))))) (* (+ d3 d4) (+ (* d4 d4) (* (+ d3 d4) d3)))))))
* * * * [misc]progress:  [ 617 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (27 enodes)
* * [misc]simplify:  iters left: 5 (70 enodes)
* * [misc]simplify:  iters left: 4 (220 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4))) (* (* (- (pow d2 3) (pow d1 3)) (- d3 d4)) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4))) (* (* (- (pow d2 3) (pow d1 3)) (- d3 d4)) (+ (* d4 d4) (* d3 (+ d4 d3))))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (118 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* d3 d3) (* (+ d3 d4) d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* (- (pow d3 3) (pow d4 3)) (- d3 d4))) (* (* (- (pow d2 3) (pow d1 3)) (- d3 d4)) (+ (* d4 d4) (* d3 (+ d4 d3))))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* d3 d3) (* (+ d3 d4) d4)))))))
* * * * [misc]progress:  [ 618 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (pow d3 3) (pow d4 3)) (- d3 d4)) (+ d2 d1)) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (23 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (177 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (* (+ d2 d1) (- d3 d4)) (- d2 d1))) (* (* (+ d2 d1) (- d3 d4)) (- (pow d3 3) (pow d4 3))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (* (+ d2 d1) (- d3 d4)) (- d2 d1))) (* (* (+ d2 d1) (- d3 d4)) (- (pow d3 3) (pow d4 3)))) (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) (+ d2 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (79 enodes)
* * [misc]simplify:  iters left: 3 (261 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d1) (+ (* d3 d3) (* (+ d3 d4) d4)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (+ (* d4 (+ d4 d3)) (* d3 d3)) (* (* (+ d2 d1) (- d3 d4)) (- d2 d1))) (* (* (+ d2 d1) (- d3 d4)) (- (pow d3 3) (pow d4 3)))) (* (+ d2 d1) (+ (* d3 d3) (* (+ d3 d4) d4)))))))
* * * * [misc]progress:  [ 619 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (30 enodes)
* * [misc]simplify:  iters left: 5 (79 enodes)
* * [misc]simplify:  iters left: 4 (303 enodes)
* [exit]simplify:  Simplified to (+ (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (- d3 d4) (+ d3 d4))) (* (- d3 d4) (+ (* d1 (+ d1 d2)) (* d2 d2)))) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (- d3 d4) (+ d3 d4))) (* (- d3 d4) (+ (* d1 (+ d1 d2)) (* d2 d2)))) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (170 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d2 d1) d1) (* d2 d2)) (* (+ d4 d3) (+ (* d4 d4) (* d3 (+ d4 d3)))))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ (* d4 (+ d3 d4)) (* d3 d3)) (* (- d3 d4) (+ d3 d4))) (* (- d3 d4) (+ (* d1 (+ d1 d2)) (* d2 d2)))) (* (* (- (pow d2 3) (pow d1 3)) (- (pow d3 3) (pow d4 3))) (+ d3 d4))) (* (+ (* (+ d2 d1) d1) (* d2 d2)) (* (+ d4 d3) (+ (* d4 d4) (* d3 (+ d4 d3)))))))))
* * * * [misc]progress:  [ 620 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4))))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (260 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4))) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (* (- (pow d2 3) (pow d1 3)) (* (+ d3 d4) (+ d3 d4))) (- d3 d4)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4))) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (* (- (pow d2 3) (pow d1 3)) (* (+ d3 d4) (+ d3 d4))) (- d3 d4))) (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (103 enodes)
* [exit]simplify:  Simplified to (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 (+ d2 d1)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4))) (+ (* d1 (+ d1 d2)) (* d2 d2))) (* (* (- (pow d2 3) (pow d1 3)) (* (+ d3 d4) (+ d3 d4))) (- d3 d4))) (* (* (+ d4 d3) (+ d4 d3)) (+ (* d1 (+ d2 d1)) (* d2 d2)))))))
* * * * [misc]progress:  [ 621 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3))))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (26 enodes)
* * [misc]simplify:  iters left: 5 (67 enodes)
* * [misc]simplify:  iters left: 4 (263 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (+ d2 d1) (- d3 d4))) (+ (* d4 d4) (* (+ d3 d4) d3))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (- d2 d1))) (+ d3 d4)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (+ d2 d1) (- d3 d4))) (+ (* d4 d4) (* (+ d3 d4) d3))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (- d2 d1))) (+ d3 d4))) (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ d2 d1) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (+ d2 d1)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (+ d3 d4) (- d3 d4)) (* (+ d2 d1) (- d3 d4))) (+ (* d4 d4) (* (+ d3 d4) d3))) (* (* (- (pow d3 3) (pow d4 3)) (* (+ d2 d1) (- d2 d1))) (+ d3 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (* (+ d4 d3) (+ d2 d1)))))))
* * * * [misc]progress:  [ 622 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (19 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (217 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4))) (+ d2 d1)) (* (* (* (+ d2 d1) (+ d3 d4)) (- d2 d1)) (* (- d3 d4) (+ d3 d4))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (* (- d3 d4) (+ d3 d4)) (* (- d3 d4) (+ d3 d4))) (+ d2 d1)) (* (* (* (+ d2 d1) (+ d3 d4)) (- d2 d1)) (* (- d3 d4) (+ d3 d4)))) (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (* (+ d2 d1) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (241 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (* (+ d2 d1) (+ d3 d4))) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- (* d3 d3) (* d4 d4))))) (* (+ d2 d1) (* (+ d4 d3) (+ d4 d3)))))))
* * * * [misc]progress:  [ 623 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3))))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4)))) (* (+ d3 d4) (* (- d2 d1) (- (pow d3 3) (pow d4 3)))))
* * [misc]simplify:  iters left: 6 (22 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (191 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- d2 d1) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (* (- d3 d4) (+ d3 d4)) (- d3 d4))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d2 d1) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (* (- d3 d4) (+ d3 d4)) (- d3 d4)))) (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (203 enodes)
* * [misc]simplify:  iters left: 2 (431 enodes)
* [exit]simplify:  Simplified to (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d4 d3))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- d2 d1) (+ d3 d4)) (- (pow d3 3) (pow d4 3))) (* (+ (* d3 d3) (* d4 (+ d3 d4))) (* (* (- d3 d4) (+ d3 d4)) (- d3 d4)))) (* (+ (* d3 d3) (* (+ d4 d3) d4)) (+ d4 d3))))))
* * * * [misc]progress:  [ 624 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4))))) (* (+ d3 d4) (+ d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d3 d4)) (* (+ d3 d4) (* (- d2 d1) (- (* d3 d3) (* d4 d4)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (144 enodes)
* [exit]simplify:  Simplified to (* (* (- d3 d4) (* (+ d3 d4) (+ d3 d4))) (+ (- d2 d1) (- d3 d4)))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (- d3 d4) (* (+ d3 d4) (+ d3 d4))) (+ (- d2 d1) (- d3 d4))) (* (+ d3 d4) (+ d3 d4))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ d3 d4))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (53 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (+ d4 d3))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (* (* (- d3 d4) (* (+ d3 d4) (+ d3 d4))) (+ (- d2 d1) (- d3 d4))) (* (+ d4 d3) (+ d4 d3))))))
* * * * [misc]progress:  [ 625 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (23 enodes)
* * [misc]simplify:  iters left: 5 (57 enodes)
* * [misc]simplify:  iters left: 4 (199 enodes)
* [exit]simplify:  Simplified to (+ (* (* d1 (* (+ d1 d2) (- d3 d4))) (* (+ d3 d4) (- d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (+ (- (pow d2 3) (pow d1 3)) (* (* d2 d2) (- d3 d4)))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* d1 (* (+ d1 d2) (- d3 d4))) (* (+ d3 d4) (- d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (+ (- (pow d2 3) (pow d1 3)) (* (* d2 d2) (- d3 d4))))) (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (81 enodes)
* * [misc]simplify:  iters left: 3 (251 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (+ (* d1 (+ d2 d1)) (* d2 d2)))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d3 d4) (* (- (pow d2 3) (pow d1 3)) (- d3 d4)))) (* (+ d4 d3) (+ (* d1 (+ d2 d1)) (* d2 d2)))))))
* * * * [misc]progress:  [ 626 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (+ d3 d4) (+ d2 d1))))))>
* [enter]simplify:  Simplifying (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (155 enodes)
* [exit]simplify:  Simplified to (+ (* (* (+ d3 d4) (+ d2 d1)) (* (- d3 d4) (- d3 d4))) (* (* (+ d3 d4) (+ d2 d1)) (* (- d3 d4) (- d2 d1))))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (+ d3 d4) (+ d2 d1)) (* (- d3 d4) (- d3 d4))) (* (* (+ d3 d4) (+ d2 d1)) (* (- d3 d4) (- d2 d1)))) (* (+ d3 d4) (+ d2 d1))))))
* [enter]simplify:  Simplifying (* (+ d3 d4) (+ d2 d1))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (82 enodes)
* [exit]simplify:  Simplified to (* (+ d4 d3) (+ d2 d1))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (* (* (- (* d3 d3) (* d4 d4)) (- d3 d4)) (+ d2 d1)) (* (+ d3 d4) (* (- (* d2 d2) (* d1 d1)) (- d3 d4)))) (* (+ d4 d3) (+ d2 d1))))))
* * * * [misc]progress:  [ 627 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (+ (pow (* (- d3 d4) (- d3 d4)) 3) (pow (* (- d2 d1) (- d3 d4)) 3)) (+ (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (- (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4))) (* (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))))>
* * * * [misc]progress:  [ 628 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (* 1 (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* * * * [misc]progress:  [ 629 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (/ (- (* (* (- d3 d4) (- d3 d4)) (* (- d3 d4) (- d3 d4))) (* (* (- d2 d1) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (- (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* * * * [misc]progress:  [ 630 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (+ (- d3 d4) (- d2 d1))))))>
* [enter]simplify:  Simplifying (- d3 d4)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (- d3 d4)
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (+ (- d3 d4) (- d2 d1))))))
* [enter]simplify:  Simplifying (+ (- d3 d4) (- d2 d1))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (93 enodes)
* [exit]simplify:  Simplified to (+ (- d2 d1) (- d3 d4))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (* (- d3 d4) (+ (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 631 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) d3)) (* (- d2 d1) (- d4))))))>
* [enter]simplify:  Simplifying (* (- d2 d1) (- d4))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (45 enodes)
* [exit]simplify:  Simplified to (* d4 (- d1 d2))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) d3)) (* d4 (- d1 d2))))))
* * * * [misc]progress:  [ 632 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) d3)) (* (- d2 d1) (- d4))))))>
* [enter]simplify:  Simplifying (* (- d2 d1) (- d4))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (45 enodes)
* [exit]simplify:  Simplified to (* d4 (- d1 d2))
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) d3)) (* d4 (- d1 d2))))))
* * * * [misc]progress:  [ 633 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* d3 (- d2 d1))) (* (- d4) (- d2 d1))))))>
* [enter]simplify:  Simplifying (* (- d4) (- d2 d1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (* (- d1 d2) d4)
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* d3 (- d2 d1))) (* (- d1 d2) d4)))))
* * * * [misc]progress:  [ 634 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* d3 (- d2 d1))) (* (- d4) (- d2 d1))))))>
* [enter]simplify:  Simplifying (* (- d4) (- d2 d1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (* (- d1 d2) d4)
* [misc]simplify:  Simplified (2 2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (+ (* (- d3 d4) (- d3 d4)) (* d3 (- d2 d1))) (* (- d1 d2) d4)))))
* * * * [misc]progress:  [ 635 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) d3) (+ (* (- d3 d4) (- d4)) (* (- d2 d1) (- d3 d4)))))))>
* [enter]simplify:  Simplifying (* (- d3 d4) d3)
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d3 (- d3 d4))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* d3 (- d3 d4)) (+ (* (- d3 d4) (- d4)) (* (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 636 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) d3) (+ (* (- d3 d4) (- d4)) (* (- d2 d1) (- d3 d4)))))))>
* [enter]simplify:  Simplifying (* (- d3 d4) d3)
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d3 (- d3 d4))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* d3 (- d3 d4)) (+ (* (- d3 d4) (- d4)) (* (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 637 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* d3 (- d3 d4)) (+ (* (- d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* [enter]simplify:  Simplifying (* d3 (- d3 d4))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d3 (- d3 d4))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* d3 (- d3 d4)) (+ (* (- d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 638 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* d3 (- d3 d4)) (+ (* (- d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))>
* [enter]simplify:  Simplifying (* d3 (- d3 d4))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d3 (- d3 d4))
* [misc]simplify:  Simplified (2 2 2 1) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* d3 (- d3 d4)) (+ (* (- d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))))))
* * * * [misc]progress:  [ 639 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d2 d1) (- d3 d4)) (* (- d3 d4) (- d3 d4))))))>
* * * * [misc]progress:  [ 640 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (log (/ (exp (pow (- d2 d1) 3)) (exp (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (/ (exp (pow (- d2 d1) 3)) (exp (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (60 enodes)
* * [misc]simplify:  iters left: 3 (237 enodes)
* [exit]simplify:  Simplified to (exp (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (log (exp (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 641 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (pow (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) 1) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 642 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (exp (log (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 643 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (log (exp (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 644 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (* (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 645 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (cbrt (* (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 646 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 647 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (pow d3 3) (pow d4 3)) 3)))
* * [misc]simplify:  iters left: 6 (28 enodes)
* * [misc]simplify:  iters left: 5 (70 enodes)
* * [misc]simplify:  iters left: 4 (221 enodes)
* [exit]simplify:  Simplified to (- (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (pow (- (pow d2 3) (pow d1 3)) 3)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (pow (- (pow d3 3) (pow d4 3)) 3) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d2 (+ d1 d2)) (* d1 d1)))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (pow (- (pow d2 3) (pow d1 3)) 3)) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4)))) (* (* (pow (- (pow d3 3) (pow d4 3)) 3) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d2 (+ d1 d2)) (* d1 d1))))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (* (pow (+ (* d1 d1) (* d2 (+ d2 d1))) 3) (pow (+ (* d4 d4) (* d3 (+ d4 d3))) 3))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) (* (pow (+ (* d1 d1) (* d2 (+ d2 d1))) 3) (pow (+ (* d4 d4) (* d3 (+ d4 d3))) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 648 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ d3 d4) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ d3 d4) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (* d3 d3) (* d4 d4)) 3)))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (197 enodes)
* [exit]simplify:  Simplified to (- (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (- (pow d2 3) (pow d1 3)) (pow (+ d3 d4) 3))) (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (pow (- (* d3 d3) (* d4 d4)) 3)) (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d1 (+ d1 d2)) (* d2 d2)))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (- (pow d2 3) (pow d1 3)) (pow (+ d3 d4) 3))) (* (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (pow (- (* d3 d3) (* d4 d4)) 3)) (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (+ (* d1 (+ d1 d2)) (* d2 d2))))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ d3 d4) 3))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (98 enodes)
* [exit]simplify:  Simplified to (* (* (pow (+ d4 d3) 3) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ d3 d4) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) (* (* (pow (+ d4 d3) 3) (+ (* d1 d1) (* d2 (+ d2 d1)))) (* (+ (* d1 d1) (* d2 (+ d2 d1))) (+ (* d1 d1) (* d2 (+ d2 d1)))))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 649 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ d2 d1) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) (* (pow (+ d2 d1) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ d2 d1) 3) (pow (- (pow d3 3) (pow d4 3)) 3)))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (197 enodes)
* [exit]simplify:  Simplified to (- (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (pow (* (- d2 d1) (+ d2 d1)) 3))) (* (* (- (pow d3 3) (pow d4 3)) (pow (+ d2 d1) 3)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3)))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (+ (* d3 (+ d4 d3)) (* d4 d4))) (* (+ (* d3 (+ d4 d3)) (* d4 d4)) (pow (* (- d2 d1) (+ d2 d1)) 3))) (* (* (- (pow d3 3) (pow d4 3)) (pow (+ d2 d1) 3)) (* (- (pow d3 3) (pow d4 3)) (- (pow d3 3) (pow d4 3))))) (* (pow (+ d2 d1) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (* (pow (+ d2 d1) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (98 enodes)
* [exit]simplify:  Simplified to (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (pow (+ d1 d2) 3)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ d2 d1) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) (* (* (+ (* d4 d4) (* d3 (+ d3 d4))) (+ (* d4 d4) (* d3 (+ d3 d4)))) (* (+ (* d4 d4) (* d3 (+ d3 d4))) (pow (+ d1 d2) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 650 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ d3 d4) 3)) (* (pow (+ d2 d1) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) (* (pow (+ d2 d1) 3) (pow (+ d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ d3 d4) 3)) (* (pow (+ d2 d1) 3) (pow (- (* d3 d3) (* d4 d4)) 3)))
* * [misc]simplify:  iters left: 6 (20 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (173 enodes)
* [exit]simplify:  Simplified to (- (* (* (* (- d2 d1) (+ d2 d1)) (pow (+ d3 d4) 3)) (* (* (- d2 d1) (+ d2 d1)) (* (- d2 d1) (+ d2 d1)))) (* (* (pow (+ d2 d1) 3) (- (* d3 d3) (* d4 d4))) (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4)))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (* (* (- d2 d1) (+ d2 d1)) (pow (+ d3 d4) 3)) (* (* (- d2 d1) (+ d2 d1)) (* (- d2 d1) (+ d2 d1)))) (* (* (pow (+ d2 d1) 3) (- (* d3 d3) (* d4 d4))) (* (- (* d3 d3) (* d4 d4)) (- (* d3 d3) (* d4 d4))))) (* (pow (+ d2 d1) 3) (pow (+ d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (* (pow (+ d2 d1) 3) (pow (+ d3 d4) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (396 enodes)
* [exit]simplify:  Simplified to (* (pow (+ d1 d2) 3) (pow (+ d3 d4) 3))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ d3 d4) 3)) (* (pow (+ d2 d1) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) (* (pow (+ d1 d2) 3) (pow (+ d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 651 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (- (- d2 d1) (- d3 d4))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (64 enodes)
* * [misc]simplify:  iters left: 3 (266 enodes)
* [exit]simplify:  Simplified to (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))) (- (- d2 d1) (- d3 d4))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (- d2 d1) (- d3 d4))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (93 enodes)
* [exit]simplify:  Simplified to (+ (- d2 d3) (- d4 d1))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))) (+ (- d2 d3) (- d4 d1))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 652 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (/ (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) (+ (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (+ (* (pow (- d3 d4) 3) (pow (- d3 d4) 3)) (* (pow (- d2 d1) 3) (pow (- d3 d4) 3))))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 653 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (- d2 d1) 3) (- (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 654 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 655 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (/ (- (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (* (pow (- d3 d4) 3) (pow (- d3 d4) 3))) (+ (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 656 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (259 enodes)
* [exit]simplify:  Simplified to (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 657 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (259 enodes)
* [exit]simplify:  Simplified to (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 658 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (327 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1)))) (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (104 enodes)
* * [misc]simplify:  iters left: 2 (341 enodes)
* [exit]simplify:  Simplified to (- (* (- d2 d1) (sqrt (- d2 d1))) (sqrt (pow (- d3 d4) 3)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) (- (* (- d2 d1) (sqrt (- d2 d1))) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 659 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (259 enodes)
* [exit]simplify:  Simplified to (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 660 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (259 enodes)
* [exit]simplify:  Simplified to (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (- (* (- d2 d1) (sqrt (- d2 d1))) (* (sqrt (- d3 d4)) (- d3 d4)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 661 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (327 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1)))) (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (104 enodes)
* * [misc]simplify:  iters left: 2 (341 enodes)
* [exit]simplify:  Simplified to (- (* (- d2 d1) (sqrt (- d2 d1))) (sqrt (pow (- d3 d4) 3)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) (- (* (- d2 d1) (sqrt (- d2 d1))) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 662 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (324 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3))) (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (126 enodes)
* * [misc]simplify:  iters left: 2 (377 enodes)
* [exit]simplify:  Simplified to (- (sqrt (pow (- d2 d1) 3)) (* (sqrt (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) (- (sqrt (pow (- d2 d1) 3)) (* (sqrt (- d3 d4)) (- d3 d4)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 663 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (324 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3))) (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (126 enodes)
* * [misc]simplify:  iters left: 2 (377 enodes)
* [exit]simplify:  Simplified to (- (sqrt (pow (- d2 d1) 3)) (* (sqrt (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) (- (sqrt (pow (- d2 d1) 3)) (* (sqrt (- d3 d4)) (- d3 d4)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 664 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3))) (- (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (161 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (pow (- d3 d4) 3)) (sqrt (pow (- d2 d1) 3)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d3 d4) 3)) (sqrt (pow (- d2 d1) 3))) (- (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (51 enodes)
* * [misc]simplify:  iters left: 3 (163 enodes)
* [exit]simplify:  Simplified to (- (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* (+ (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3))) (- (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 665 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (pow 1 3) (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (221 enodes)
* [exit]simplify:  Simplified to (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 666 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (pow 1 3) (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (221 enodes)
* [exit]simplify:  Simplified to (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 667 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (pow 1 3) (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (221 enodes)
* [exit]simplify:  Simplified to (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 668 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (pow 1 3) (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1 1) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* [enter]simplify:  Simplifying (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (221 enodes)
* [exit]simplify:  Simplified to (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 669 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (221 enodes)
* [exit]simplify:  Simplified to (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (d1 d2 d3 d4) (/ (* (* 1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 670 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (- d2 d1) 3) (- (pow (- d3 d4) 3))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 671 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (pow (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) 1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 672 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (exp (log (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 673 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (log (exp (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 674 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (cbrt (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (cbrt (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1))) (cbrt (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 675 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (cbrt (* (* (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 676 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (sqrt (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (sqrt (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 677 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* 1 (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 678 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (* (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) (* (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (223 enodes)
* [exit]simplify:  Simplified to (* (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))) (* (cbrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 679 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (* (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (56 enodes)
* * [misc]simplify:  iters left: 3 (222 enodes)
* [exit]simplify:  Simplified to (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (* (sqrt (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 680 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4)))) (* (- (- d2 d1) (- d3 d4)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (64 enodes)
* * [misc]simplify:  iters left: 3 (266 enodes)
* [exit]simplify:  Simplified to (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (* (- d2 d1) (- d2 d1)) (* (+ (- d2 d1) (- d3 d4)) (- d3 d4))) (* (- (- d2 d1) (- d3 d4)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 681 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* 1 (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 682 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 683 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 684 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) (* (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (327 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1)))) (* (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 685 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 686 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (83 enodes)
* * [misc]simplify:  iters left: 1 (150 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (* (- d2 d1) (sqrt (- d2 d1)))) (* (- (pow (sqrt (- d2 d1)) 3) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 687 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) (* (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (327 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (sqrt (pow (- d3 d4) 3)) (* (- d2 d1) (sqrt (- d2 d1)))) (* (- (pow (sqrt (- d2 d1)) 3) (sqrt (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 688 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) (* (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (324 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3))) (* (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 689 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) (* (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* * [misc]simplify:  iters left: 2 (324 enodes)
* [exit]simplify:  Simplified to (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (* (sqrt (- d3 d4)) (- d3 d4)) (sqrt (pow (- d2 d1) 3))) (* (- (sqrt (pow (- d2 d1) 3)) (pow (sqrt (- d3 d4)) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 690 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (+ (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3))) (* (- (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (+ (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (161 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (pow (- d3 d4) 3)) (sqrt (pow (- d2 d1) 3)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (+ (sqrt (pow (- d3 d4) 3)) (sqrt (pow (- d2 d1) 3))) (* (- (sqrt (pow (- d2 d1) 3)) (sqrt (pow (- d3 d4) 3))) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 691 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (pow 1 3) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* 1 (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 692 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (pow 1 3) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* 1 (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 693 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (pow 1 3) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* 1 (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 694 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (pow 1 3) (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (pow 1 3)
* * [misc]simplify:  iters left: 1 (3 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* 1 (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 695 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* 1 (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1)) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 696 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1)
* * [misc]simplify:  iters left: 6 (29 enodes)
* * [misc]simplify:  iters left: 5 (72 enodes)
* * [misc]simplify:  iters left: 4 (229 enodes)
* [exit]simplify:  Simplified to (* d1 (- (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (pow (- (pow d2 3) (pow d1 3)) 3))) (* (* (pow (- (pow d3 3) (pow d4 3)) 3) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d2 (+ d1 d2)) (* d1 d1))))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (/ (* d1 (- (* (* (+ (* (+ d4 d3) d4) (* d3 d3)) (+ (* (+ d4 d3) d4) (* d3 d3))) (* (+ (* (+ d4 d3) d4) (* d3 d3)) (pow (- (pow d2 3) (pow d1 3)) 3))) (* (* (pow (- (pow d3 3) (pow d4 3)) 3) (+ (* d2 (+ d1 d2)) (* d1 d1))) (* (+ (* d2 (+ d1 d2)) (* d1 d1)) (+ (* d2 (+ d1 d2)) (* d1 d1)))))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 697 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ d3 d4) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (pow d2 3) (pow d1 3)) 3) (pow (+ d3 d4) 3)) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1)
* * [misc]simplify:  iters left: 6 (25 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (205 enodes)
* [exit]simplify:  Simplified to (* d1 (- (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (- (pow d2 3) (pow d1 3)) (pow (+ d3 d4) 3))) (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* (+ d1 d2) d1) (* d2 d2))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (pow (- (* d3 d3) (* d4 d4)) 3)))))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (/ (* d1 (- (* (* (- (pow d2 3) (pow d1 3)) (- (pow d2 3) (pow d1 3))) (* (- (pow d2 3) (pow d1 3)) (pow (+ d3 d4) 3))) (* (* (+ (* (+ d1 d2) d1) (* d2 d2)) (+ (* (+ d1 d2) d1) (* d2 d2))) (* (+ (* (+ d1 d2) d1) (* d2 d2)) (pow (- (* d3 d3) (* d4 d4)) 3))))) (* (pow (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))) 3) (pow (+ d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 698 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ d2 d1) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1) (* (pow (+ d2 d1) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3)) (* (pow (+ d2 d1) 3) (pow (- (pow d3 3) (pow d4 3)) 3))) d1)
* * [misc]simplify:  iters left: 6 (25 enodes)
* * [misc]simplify:  iters left: 5 (60 enodes)
* * [misc]simplify:  iters left: 4 (205 enodes)
* [exit]simplify:  Simplified to (+ (* (* d1 (* (- (+ d2 d1)) (* (+ d2 d1) (+ d2 d1)))) (pow (- (pow d3 3) (pow d4 3)) 3)) (* (pow (+ (* d3 (+ d4 d3)) (* d4 d4)) 3) (* (pow (- (* d2 d2) (* d1 d1)) 3) d1)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (/ (+ (* (* d1 (* (- (+ d2 d1)) (* (+ d2 d1) (+ d2 d1)))) (pow (- (pow d3 3) (pow d4 3)) 3)) (* (pow (+ (* d3 (+ d4 d3)) (* d4 d4)) 3) (* (pow (- (* d2 d2) (* d1 d1)) 3) d1))) (* (pow (+ d2 d1) 3) (pow (+ (* d3 d3) (+ (* d4 d4) (* d3 d4))) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 699 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ d3 d4) 3)) (* (pow (+ d2 d1) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1) (* (pow (+ d2 d1) 3) (pow (+ d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- (* d2 d2) (* d1 d1)) 3) (pow (+ d3 d4) 3)) (* (pow (+ d2 d1) 3) (pow (- (* d3 d3) (* d4 d4)) 3))) d1)
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (181 enodes)
* [exit]simplify:  Simplified to (* (- (* (* (* (+ d2 d1) (- d2 d1)) (pow (+ d3 d4) 3)) (* (* (+ d2 d1) (- d2 d1)) (* (+ d2 d1) (- d2 d1)))) (* (* (pow (+ d2 d1) 3) (* (+ d3 d4) (- d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4))))) d1)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (/ (* (- (* (* (* (+ d2 d1) (- d2 d1)) (pow (+ d3 d4) 3)) (* (* (+ d2 d1) (- d2 d1)) (* (+ d2 d1) (- d2 d1)))) (* (* (pow (+ d2 d1) 3) (* (+ d3 d4) (- d3 d4))) (* (* (+ d3 d4) (- d3 d4)) (* (+ d3 d4) (- d3 d4))))) d1) (* (pow (+ d2 d1) 3) (pow (+ d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 700 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1) (+ (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (+ (* (pow (- d3 d4) 3) (pow (- d3 d4) 3)) (* (pow (- d2 d1) 3) (pow (- d3 d4) 3))))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1)
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (109 enodes)
* [exit]simplify:  Simplified to (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (/ (* (- (pow (pow (- d2 d1) 3) 3) (pow (pow (- d3 d4) 3) 3)) d1) (+ (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (+ (* (pow (- d3 d4) 3) (pow (- d3 d4) 3)) (* (pow (- d2 d1) 3) (pow (- d3 d4) 3))))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 701 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (/ (* (- (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (* (pow (- d3 d4) 3) (pow (- d3 d4) 3))) d1) (+ (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (* (- (* (pow (- d2 d1) 3) (pow (- d2 d1) 3)) (* (pow (- d3 d4) 3) (pow (- d3 d4) 3))) d1)
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (88 enodes)
* * [misc]simplify:  iters left: 3 (493 enodes)
* [exit]simplify:  Simplified to (- (* (pow (- d2 d1) 5) (* (- d2 d1) d1)) (* (pow (- d3 d4) 5) (* (- d3 d4) d1)))
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (/ (- (* (pow (- d2 d1) 5) (* (- d2 d1) d1)) (* (pow (- d3 d4) 5) (* (- d3 d4) d1))) (+ (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 702 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* d1 (- (pow (- d2 d1) 3) (pow (- d3 d4) 3))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* * * * [misc]progress:  [ 703 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* d2 d1) (+ (pow d1 2) (* d3 d1))))>
* [enter]simplify:  Simplifying (- (* d2 d1) (+ (pow d1 2) (* d3 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (153 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d2 d3) d1))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (- (- d2 d3) d1)))
* * * * [misc]progress:  [ 704 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* d4 d1) (+ (pow d1 2) (* d3 d1))))>
* [enter]simplify:  Simplifying (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (153 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) d1))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (- (- d4 d3) d1)))
* * * * [misc]progress:  [ 705 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (- (* d4 d1) (+ (pow d1 2) (* d3 d1))))>
* [enter]simplify:  Simplifying (- (* d4 d1) (+ (pow d1 2) (* d3 d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (153 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) d1))
* [misc]simplify:  Simplified (2) to (λ (d1 d2 d3 d4) (* d1 (- (- d4 d3) d1)))
* * * * [misc]progress:  [ 706 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4))))))>
* [enter]simplify:  Simplifying (- (+ (pow d4 2) (pow d3 2)) (* 2 (* d3 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (77 enodes)
* * [misc]simplify:  iters left: 2 (95 enodes)
* * [misc]simplify:  iters left: 1 (101 enodes)
* [exit]simplify:  Simplified to (+ (* d4 (* d3 -2)) (+ (* d4 d4) (* d3 d3)))
* [misc]simplify:  Simplified (2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* d4 (* d3 -2)) (+ (* d4 d4) (* d3 d3))))))
* * * * [misc]progress:  [ 707 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (- (* d4 d1) (+ (* d3 d1) (* d2 d4))))))>
* [enter]simplify:  Simplifying (- (* d4 d1) (+ (* d3 d1) (* d2 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (53 enodes)
* * [misc]simplify:  iters left: 2 (71 enodes)
* * [misc]simplify:  iters left: 1 (90 enodes)
* [exit]simplify:  Simplified to (- (* d4 (- d1 d2)) (* d3 d1))
* [misc]simplify:  Simplified (2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (- (* d4 (- d1 d2)) (* d3 d1)))))
* * * * [misc]progress:  [ 708 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (- (* d4 d1) (+ (* d3 d1) (* d2 d4))))))>
* [enter]simplify:  Simplifying (- (* d4 d1) (+ (* d3 d1) (* d2 d4)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (27 enodes)
* * [misc]simplify:  iters left: 3 (53 enodes)
* * [misc]simplify:  iters left: 2 (71 enodes)
* * [misc]simplify:  iters left: 1 (90 enodes)
* [exit]simplify:  Simplified to (- (* d4 (- d1 d2)) (* d3 d1))
* [misc]simplify:  Simplified (2 2 2) to (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (- (* d4 (- d1 d2)) (* d3 d1)))))
* * * * [misc]progress:  [ 709 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* 0 d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* 0 d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 710 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (* 3 (* d3 (pow d4 2)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (* 3 (* d3 (pow d4 2))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (79 enodes)
* * [misc]simplify:  iters left: 3 (158 enodes)
* * [misc]simplify:  iters left: 2 (303 enodes)
* * [misc]simplify:  iters left: 1 (446 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 d4) (* (* 3 d3) (- d3 d4))) d4)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* d4 d4) (* (* 3 d3) (- d3 d4))) d4) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 711 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (* (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (* 3 (* d3 (pow d4 2)))) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (+ (* 3 (* (pow d3 2) d4)) (pow d4 3)) (* 3 (* d3 (pow d4 2))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (79 enodes)
* * [misc]simplify:  iters left: 3 (158 enodes)
* * [misc]simplify:  iters left: 2 (303 enodes)
* * [misc]simplify:  iters left: 1 (446 enodes)
* [exit]simplify:  Simplified to (* (+ (* d4 d4) (* (* 3 d3) (- d3 d4))) d4)
* [misc]simplify:  Simplified (2 1 1) to (λ (d1 d2 d3 d4) (/ (* (* (+ (* d4 d4) (* (* 3 d3) (- d3 d4))) d4) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 712 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ 0 (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ 0 (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 713 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (- (+ (* (pow d4 3) d1) (* 3 (* (pow d3 2) (* d4 d1)))) (* 3 (* d3 (* (pow d4 2) d1)))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (+ (* (pow d4 3) d1) (* 3 (* (pow d3 2) (* d4 d1)))) (* 3 (* d3 (* (pow d4 2) d1))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (118 enodes)
* * [misc]simplify:  iters left: 3 (309 enodes)
* [exit]simplify:  Simplified to (+ (* (* d4 d4) (* d1 d4)) (* (* d3 3) (* (* d1 d4) (- d3 d4))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (+ (* (* d4 d4) (* d1 d4)) (* (* d3 3) (* (* d1 d4) (- d3 d4)))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * * [misc]progress:  [ 714 / 714 ] simplifiying candidate #<alt (λ (d1 d2 d3 d4) (/ (- (+ (* (pow d4 3) d1) (* 3 (* (pow d3 2) (* d4 d1)))) (* 3 (* d3 (* (pow d4 2) d1)))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))>
* [enter]simplify:  Simplifying (- (+ (* (pow d4 3) d1) (* 3 (* (pow d3 2) (* d4 d1)))) (* 3 (* d3 (* (pow d4 2) d1))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (118 enodes)
* * [misc]simplify:  iters left: 3 (309 enodes)
* [exit]simplify:  Simplified to (+ (* (* d4 d4) (* d1 d4)) (* (* d3 3) (* (* d1 d4) (- d3 d4))))
* [misc]simplify:  Simplified (2 1) to (λ (d1 d2 d3 d4) (/ (+ (* (* d4 d4) (* d1 d4)) (* (* d3 3) (* (* d1 d4) (- d3 d4)))) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime:  Finding splitpoints for: (#<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))> #<alt (λ (d1 d2 d3 d4) (* (- (- d2 d1) (- d3 d4)) d1))> #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>)
* * * [misc]regime-changes:  Trying 5 branch expressions: (d4 d3 d2 d1 (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * * * [misc]regimes:  Trying to branch on d4 from (#<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))> #<alt (λ (d1 d2 d3 d4) (* (- (- d2 d1) (- d3 d4)) d1))> #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>)
* * * * [misc]regimes:  Trying to branch on d3 from (#<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))> #<alt (λ (d1 d2 d3 d4) (* (- (- d2 d1) (- d3 d4)) d1))> #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>)
* * * * [misc]regimes:  Trying to branch on d2 from (#<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))> #<alt (λ (d1 d2 d3 d4) (* (- (- d2 d1) (- d3 d4)) d1))> #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>)
* * * * [misc]regimes:  Trying to branch on d1 from (#<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))> #<alt (λ (d1 d2 d3 d4) (* (- (- d2 d1) (- d3 d4)) d1))> #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>)
* * * * [misc]regimes:  Trying to branch on (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) from (#<alt (λ (d1 d2 d3 d4) (/ (* (- (pow (- d2 d1) 3) (pow (- d3 d4) 3)) d1) (+ (* (- d2 d1) (- d2 d1)) (+ (* (- d3 d4) (- d3 d4)) (* (- d2 d1) (- d3 d4))))))> #<alt (λ (d1 d2 d3 d4) (* (- (- d2 d1) (- d3 d4)) d1))> #<alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>)
* * * [misc]regime:  Found split indices: #<option (#s(si 1 256))>
* [enter]simplify:  Simplifying (* (- (- d2 d1) (- d3 d4)) d1)
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (* (- (- d2 d1) (- d3 d4)) d1)
* * * * [misc]points:  Sampling 8000 additional inputs, on iter 0 have 0 / 8000
* * * * [misc]points:  Computing exacts on every 500 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 250 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 125 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 62 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 31 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 15 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 7 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 3 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 8000 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 2686 additional inputs, on iter 1 have 5314 / 8000
* * * * [misc]points:  Computing exacts on every 167 of 2686 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 83 of 2686 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 41 of 2686 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 20 of 2686 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 10 of 2686 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 5 of 2686 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 2686 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 2686 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 908 additional inputs, on iter 2 have 7092 / 8000
* * * * [misc]points:  Computing exacts on every 56 of 908 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 28 of 908 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 14 of 908 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 7 of 908 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 3 of 908 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 908 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 292 additional inputs, on iter 3 have 7708 / 8000
* * * * [misc]points:  Computing exacts on every 18 of 292 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 9 of 292 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 4 of 292 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 2 of 292 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 292 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 97 additional inputs, on iter 4 have 7903 / 8000
* * * * [misc]points:  Computing exacts on every 6 of 97 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 3 of 97 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 97 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 32 additional inputs, on iter 5 have 7968 / 8000
* * * * [misc]points:  Computing exacts on every 2 of 32 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 32 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 11 additional inputs, on iter 6 have 7989 / 8000
* * * * [misc]points:  Computing exacts for 11 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 4 additional inputs, on iter 7 have 7996 / 8000
* * * * [misc]points:  Computing exacts for 4 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 8000 points with exact outputs