* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (+ (+ (* d1 10) (* d1 d2)) (* d1 20))
* * [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 (39 enodes)
* * [misc]simplify:  iters left: 2 (49 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (* d1 (+ (+ 10 d2) 20))
* [misc]progress:  [Phase 2 of 3] Improving.
* * [misc]progress:  iteration 1 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (d1 d2) (* d1 (+ (+ 10 d2) 20)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) 20) into (+ 30 d2)
* [misc]backup-simplify:  Simplify (* 0 (+ 30 d2)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (+ 30 d2))) into (+ 30 d2)
* [misc]taylor:  Taking taylor expansion of (+ 30 d2) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (+ 30 d2)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (+ 30 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) 20) into (+ 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* 1 (+ 30 (/ 1 d2))) into (+ 30 (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (+ 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (* 0 (+ 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 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 (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) 20) into (- 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* -1 (- 30 (/ 1 d2))) into (* -1 (- 30 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (* -1 (- 30 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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]backup-simplify:  Simplify (* -1 -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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (- 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (+ (* -1 30) (* 0 -1)) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 30) (* 0 -1))) 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 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 30) (* 0 -1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (- 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 16 ] simplifiying candidate #<alt-event (λ (d1 d2) (+ (* 30 d1) (* d1 d2)))>
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 2 / 16 ] simplifiying candidate #<alt-event (λ (d1 d2) (+ (* 30 d1) (* d1 d2)))>
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 3 / 16 ] simplifiying candidate #<alt-event (λ (d1 d2) (+ (* 30 d1) (* d1 d2)))>
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 4 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (pow (* d1 (+ (+ 10 d2) 20)) 1))>
* * * * [misc]progress:  [ 5 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (exp (log (* d1 (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (log (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (47 enodes)
* * [misc]simplify:  iters left: 2 (57 enodes)
* * [misc]simplify:  iters left: 1 (62 enodes)
* [exit]simplify:  Simplified to (log (* d1 (+ d2 (+ 20 10))))
* [exit]simplify:  Simplified to (log (* d1 (+ d2 (+ 20 10))))
* * * * [misc]progress:  [ 6 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (log (exp (* d1 (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (exp (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (96 enodes)
* * [misc]simplify:  iters left: 1 (116 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ (+ 20 d2) 10))
* [exit]simplify:  Simplified to (pow (exp d1) (+ (+ 20 d2) 10))
* * * * [misc]progress:  [ 7 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cbrt (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* * * * [misc]progress:  [ 8 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cbrt (cube (* d1 (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cube (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (54 enodes)
* * [misc]simplify:  iters left: 3 (124 enodes)
* * [misc]simplify:  iters left: 2 (487 enodes)
* [exit]simplify:  Simplified to (cube (* d1 (+ 10 (+ 20 d2))))
* [exit]simplify:  Simplified to (cube (* d1 (+ 10 (+ 20 d2))))
* * * * [misc]progress:  [ 9 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (sqr (sqrt (* d1 (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (sqrt (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (+ 20 10) d2)))
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (+ 20 10) d2)))
* * * * [misc]progress:  [ 10 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* 1 (* d1 (+ (+ 10 d2) 20))))>
* * * * [misc]progress:  [ 11 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (+ (* d1 (+ 10 d2)) (* d1 20)))>
* [enter]simplify:  Simplifying (* d1 (+ 10 d2))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 10))
* [exit]simplify:  Simplified to (* d1 (+ d2 10))
* [enter]simplify:  Simplifying (* d1 20)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* 20 d1)
* [exit]simplify:  Simplified to (* 20 d1)
* * * * [misc]progress:  [ 12 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (+ (* (+ 10 d2) d1) (* 20 d1)))>
* [enter]simplify:  Simplifying (* (+ 10 d2) d1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* [exit]simplify:  Simplified to (* (+ 10 d2) d1)
* [exit]simplify:  Simplified to (* (+ 10 d2) d1)
* [enter]simplify:  Simplifying (* 20 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 20)
* [exit]simplify:  Simplified to (* d1 20)
* * * * [misc]progress:  [ 13 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (* d1 1) (+ (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to d1
* [exit]simplify:  Simplified to d1
* * * * [misc]progress:  [ 14 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (pow (+ 10 d2) 3) (pow 20 3))) (+ (sqr (+ 10 d2)) (- (sqr 20) (* (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (* d1 (- (pow (+ 10 d2) 3) (pow 20 3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (66 enodes)
* * [misc]simplify:  iters left: 1 (147 enodes)
* [exit]simplify:  Simplified to (* d1 (- (cube (+ d2 10)) (cube 20)))
* [exit]simplify:  Simplified to (* d1 (- (cube (+ d2 10)) (cube 20)))
* * * * [misc]progress:  [ 15 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (114 enodes)
* * [misc]simplify:  iters left: 2 (325 enodes)
* * [misc]simplify:  iters left: 1 (401 enodes)
* [exit]simplify:  Simplified to (* (+ 20 (+ d2 10)) (* d1 (- (+ d2 10) 20)))
* [exit]simplify:  Simplified to (* (+ 20 (+ d2 10)) (* d1 (- (+ d2 10) 20)))
* * * * [misc]progress:  [ 16 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (+ (+ 10 d2) 20) d1))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (d1 d2) (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in d2
* [misc]backup-simplify:  Simplify (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) into (* d1 (+ 30 d2))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) into (* d1 (+ 30 d2))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) into (* d1 (+ 30 d2))
* [misc]taylor:  Taking taylor expansion of (* d1 (+ 30 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 (+ 30 d2) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (* d1 30) into (* 30 d1)
* [misc]backup-simplify:  Simplify (* 30 d1) into (* 30 d1)
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* d1 1) (* 0 30)) into d1
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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) (+ (* 0 1) (* 0 30))) into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 (* d2 1)) (* 30 d1)) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in d2
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) into (/ (+ 30 (/ 1 d2)) d1)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) into (/ (+ 30 (/ 1 d2)) d1)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) into (/ (+ 30 (/ 1 d2)) d1)
* [misc]taylor:  Taking taylor expansion of (/ (+ 30 (/ 1 d2)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (+ 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (- (/ 30 d1) (+ (* (/ 1 d1) (/ 0 d1)))) into (* 30 (/ 1 d1))
* [misc]backup-simplify:  Simplify (* 30 (/ 1 d1)) into (/ 30 d1)
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ 1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)))) into 0
* [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 0 into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ 1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (/ 30 d1) into (/ 30 d1)
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in d2
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) into (* -1 (/ (- 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) into (* -1 (/ (- 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) into (* -1 (/ (- 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (- 30 (/ 1 d2)) d1)) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (- 30 (/ 1 d2)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 d1) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (- (/ 30 d1) (+ (* (/ -1 d1) (/ 0 d1)))) into (* 30 (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* -1 (* 30 (/ 1 d1))) (* 0 (/ -1 d1))) into (- (* 30 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (- (* 30 (/ 1 d1))) into (- (* 30 (/ 1 d1)))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ -1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 (* 30 (/ 1 d1))) (* 0 (/ -1 d1)))) into 0
* [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 0 into 0
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ -1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (* 30 (/ 1 d1))) (* 0 (/ -1 d1))))) into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (- (* 30 (/ 1 d1))) into (- (* 30 (/ 1 d1)))
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ (+ 10 d2) 20))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ (+ 10 d2) 20))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ (+ 10 d2) 20))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ 30 d2))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ 30 d2))) into (cbrt (* d1 (+ 30 d2)))
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ 30 d2))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ 30 d2))) into (cbrt (* d1 (+ 30 d2)))
* [misc]approximate:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ 30 (/ 1 d2)) d1)) in d2
* [misc]backup-simplify:  Simplify (cbrt (/ (+ 30 (/ 1 d2)) d1)) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]backup-simplify:  Simplify (cbrt (/ (+ 30 (/ 1 d2)) d1)) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (+ 30 (/ 1 d2)) d1)) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]approximate:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]backup-simplify:  Simplify (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) 20) into (+ 30 d2)
* [misc]backup-simplify:  Simplify (* 0 (+ 30 d2)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (+ 30 d2))) into (+ 30 d2)
* [misc]taylor:  Taking taylor expansion of (+ 30 d2) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (+ 30 d2)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (+ 30 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) 20) into (+ 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* 1 (+ 30 (/ 1 d2))) into (+ 30 (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (+ 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (* 0 (+ 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 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 (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) 20) into (- 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* -1 (- 30 (/ 1 d2))) into (* -1 (- 30 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (* -1 (- 30 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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]backup-simplify:  Simplify (* -1 -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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (- 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (+ (* -1 30) (* 0 -1)) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 30) (* 0 -1))) 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 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 30) (* 0 -1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (- 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* * * [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:  simplifying candidates
* * * * [misc]progress:  [ 1 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (+ (* 30 d1) (* d1 d2)))>
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 2 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ 30 d1))>
* [enter]simplify:  Simplifying (/ 30 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* [exit]simplify:  Simplified to (/ 30 d1)
* * * * [misc]progress:  [ 3 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (- (* 30 (/ 1 d1))))>
* [enter]simplify:  Simplifying (- (* 30 (/ 1 d1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (29 enodes)
* * [misc]simplify:  iters left: 2 (41 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (/ (- 30) d1)
* * * * [misc]progress:  [ 4 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (cube (cbrt (* d1 (+ 30 d2)))))>
* [enter]simplify:  Simplifying (cube (cbrt (* d1 (+ 30 d2))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 5 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (cube (cbrt (/ (+ 30 (/ 1 d2)) d1))))>
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ 30 (/ 1 d2)) d1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* [exit]simplify:  Simplified to (/ (+ (/ 1 d2) 30) d1)
* * * * [misc]progress:  [ 6 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (cube (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))))>
* [enter]simplify:  Simplifying (cube (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (/ (- 30 (/ 1 d2)) (/ d1 -1))
* * * * [misc]progress:  [ 7 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (cube (cbrt (+ (* 30 d1) (* d1 d2)))))>
* [enter]simplify:  Simplifying (cube (cbrt (+ (* 30 d1) (* d1 d2))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 8 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (cube (cbrt (+ (* 30 d1) (* d1 d2)))))>
* [enter]simplify:  Simplifying (cube (cbrt (+ (* 30 d1) (* d1 d2))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 9 / 46 ] simplifiying candidate #<alt-event (λ (d1 d2) (cube (cbrt (+ (* 30 d1) (* d1 d2)))))>
* [enter]simplify:  Simplifying (cube (cbrt (+ (* 30 d1) (* d1 d2))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 10 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (pow (cbrt (* d1 (+ (+ 10 d2) 20))) 3))>
* * * * [misc]progress:  [ 11 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (pow (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) 1))>
* * * * [misc]progress:  [ 12 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (exp (log (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (log (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (73 enodes)
* * [misc]simplify:  iters left: 1 (76 enodes)
* [exit]simplify:  Simplified to (log (* d1 (+ 10 (+ 20 d2))))
* [exit]simplify:  Simplified to (log (* d1 (+ 10 (+ 20 d2))))
* * * * [misc]progress:  [ 13 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (log (exp (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (exp (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (103 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ 10 (+ 20 d2)))
* [exit]simplify:  Simplified to (pow (exp d1) (+ 10 (+ 20 d2)))
* * * * [misc]progress:  [ 14 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cbrt (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (57 enodes)
* * [misc]simplify:  iters left: 2 (67 enodes)
* * [misc]simplify:  iters left: 1 (72 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* * * * [misc]progress:  [ 15 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cbrt (cube (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cube (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (71 enodes)
* * [misc]simplify:  iters left: 2 (115 enodes)
* * [misc]simplify:  iters left: 1 (312 enodes)
* [exit]simplify:  Simplified to (cube (* d1 (+ (+ 20 d2) 10)))
* [exit]simplify:  Simplified to (cube (* d1 (+ (+ 20 d2) 10)))
* * * * [misc]progress:  [ 16 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (cube (cbrt d1)) (cube (cbrt (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cube (cbrt d1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to d1
* [exit]simplify:  Simplified to d1
* [enter]simplify:  Simplifying (cube (cbrt (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* [exit]simplify:  Simplified to (+ 10 (+ d2 20))
* [exit]simplify:  Simplified to (+ 10 (+ d2 20))
* * * * [misc]progress:  [ 17 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (cube 1) (cube (cbrt (* d1 (+ (+ 10 d2) 20))))))>
* [enter]simplify:  Simplifying (cube 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (cube 1)
* [exit]simplify:  Simplified to (cube 1)
* [enter]simplify:  Simplifying (cube (cbrt (* d1 (+ (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (49 enodes)
* * [misc]simplify:  iters left: 2 (63 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 (+ 20 10)))
* [exit]simplify:  Simplified to (* d1 (+ d2 (+ 20 10)))
* * * * [misc]progress:  [ 18 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (cube (cbrt (* d1 (- (pow (+ 10 d2) 3) (pow 20 3))))) (cube (cbrt (+ (sqr (+ 10 d2)) (- (sqr 20) (* (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cube (cbrt (* d1 (- (pow (+ 10 d2) 3) (pow 20 3)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (72 enodes)
* * [misc]simplify:  iters left: 1 (142 enodes)
* [exit]simplify:  Simplified to (* d1 (- (cube (+ d2 10)) (cube 20)))
* [exit]simplify:  Simplified to (* d1 (- (cube (+ d2 10)) (cube 20)))
* [enter]simplify:  Simplifying (cube (cbrt (+ (sqr (+ 10 d2)) (- (sqr 20) (* (+ 10 d2) 20)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* * [misc]simplify:  iters left: 2 (198 enodes)
* * [misc]simplify:  iters left: 1 (377 enodes)
* [exit]simplify:  Simplified to (+ (* (+ 10 d2) (+ 10 d2)) (* (- (- 20 d2) 10) 20))
* [exit]simplify:  Simplified to (+ (* (+ 10 d2) (+ 10 d2)) (* (- (- 20 d2) 10) 20))
* * * * [misc]progress:  [ 19 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (cube (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20))))) (cube (cbrt (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cube (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (124 enodes)
* * [misc]simplify:  iters left: 2 (348 enodes)
* [exit]simplify:  Simplified to (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1)
* [exit]simplify:  Simplified to (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1)
* [enter]simplify:  Simplifying (cube (cbrt (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* * [misc]simplify:  iters left: 1 (22 enodes)
* [exit]simplify:  Simplified to (+ 10 (- d2 20))
* [exit]simplify:  Simplified to (+ 10 (- d2 20))
* * * * [misc]progress:  [ 20 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (cbrt (* d1 (+ (+ 10 d2) 20))) (* (cbrt (* d1 (+ (+ 10 d2) 20))) (cbrt (* d1 (+ (+ 10 d2) 20))))))>
* [enter]simplify:  Simplifying (* (cbrt (* d1 (+ (+ 10 d2) 20))) (cbrt (* d1 (+ (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (45 enodes)
* * [misc]simplify:  iters left: 2 (55 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* d1 (+ (+ 20 d2) 10))) (cbrt (* d1 (+ (+ 20 d2) 10))))
* [exit]simplify:  Simplified to (* (cbrt (* d1 (+ (+ 20 d2) 10))) (cbrt (* d1 (+ (+ 20 d2) 10))))
* * * * [misc]progress:  [ 21 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (sqr (sqrt (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (sqrt (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (67 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (+ d2 (+ 20 10))))
* [exit]simplify:  Simplified to (sqrt (* d1 (+ d2 (+ 20 10))))
* * * * [misc]progress:  [ 22 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* 1 (cube (cbrt (* d1 (+ (+ 10 d2) 20))))))>
* * * * [misc]progress:  [ 23 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (pow (* d1 (+ (+ 10 d2) 20)) 1/3)))>
* * * * [misc]progress:  [ 24 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (pow (cbrt (* d1 (+ (+ 10 d2) 20))) 1)))>
* * * * [misc]progress:  [ 25 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (exp (log (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (log (cbrt (* d1 (+ (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (44 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (log (cbrt (* d1 (+ (+ 20 10) d2))))
* [exit]simplify:  Simplified to (log (cbrt (* d1 (+ (+ 20 10) d2))))
* * * * [misc]progress:  [ 26 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (log (exp (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (exp (cbrt (* d1 (+ (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (44 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (exp (cbrt (* d1 (+ (+ 20 10) d2))))
* [exit]simplify:  Simplified to (exp (cbrt (* d1 (+ (+ 20 10) d2))))
* * * * [misc]progress:  [ 27 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (* (cbrt d1) (cbrt (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cbrt d1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (cbrt d1)
* [exit]simplify:  Simplified to (cbrt d1)
* [enter]simplify:  Simplifying (cbrt (+ (+ 10 d2) 20))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (+ 10 d2) 20))
* [exit]simplify:  Simplified to (cbrt (+ (+ 10 d2) 20))
* * * * [misc]progress:  [ 28 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (/ (cbrt (* d1 (- (pow (+ 10 d2) 3) (pow 20 3)))) (cbrt (+ (sqr (+ 10 d2)) (- (sqr 20) (* (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cbrt (* d1 (- (pow (+ 10 d2) 3) (pow 20 3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (67 enodes)
* * [misc]simplify:  iters left: 1 (148 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (- (cube (+ d2 10)) (cube 20))))
* [exit]simplify:  Simplified to (cbrt (* d1 (- (cube (+ d2 10)) (cube 20))))
* [enter]simplify:  Simplifying (cbrt (+ (sqr (+ 10 d2)) (- (sqr 20) (* (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (104 enodes)
* * [misc]simplify:  iters left: 2 (199 enodes)
* * [misc]simplify:  iters left: 1 (383 enodes)
* [exit]simplify:  Simplified to (cbrt (- (* 20 20) (* (+ 10 d2) (- 20 (+ 10 d2)))))
* [exit]simplify:  Simplified to (cbrt (- (* 20 20) (* (+ 10 d2) (- 20 (+ 10 d2)))))
* * * * [misc]progress:  [ 29 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (/ (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (cbrt (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (115 enodes)
* * [misc]simplify:  iters left: 2 (326 enodes)
* * [misc]simplify:  iters left: 1 (460 enodes)
* [exit]simplify:  Simplified to (cbrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* [exit]simplify:  Simplified to (cbrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* [enter]simplify:  Simplifying (cbrt (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (cbrt (- 10 (- 20 d2)))
* [exit]simplify:  Simplified to (cbrt (- 10 (- 20 d2)))
* * * * [misc]progress:  [ 30 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cube (cbrt (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cbrt (cbrt (* d1 (+ (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (44 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (cbrt (cbrt (* d1 (+ (+ 20 10) d2))))
* [exit]simplify:  Simplified to (cbrt (cbrt (* d1 (+ (+ 20 10) d2))))
* * * * [misc]progress:  [ 31 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cube (cbrt (* d1 (+ (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (49 enodes)
* * [misc]simplify:  iters left: 2 (63 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 (+ 20 10)))
* [exit]simplify:  Simplified to (* d1 (+ d2 (+ 20 10)))
* * * * [misc]progress:  [ 32 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (sqr (sqrt (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (sqrt (cbrt (* d1 (+ (+ 10 d2) 20))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (44 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (sqrt (cbrt (* d1 (+ (+ 20 10) d2))))
* [exit]simplify:  Simplified to (sqrt (cbrt (* d1 (+ (+ 20 10) d2))))
* * * * [misc]progress:  [ 33 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (* 1 (cbrt (* d1 (+ (+ 10 d2) 20))))))>
* * * * [misc]progress:  [ 34 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (pow (* d1 (+ (+ 10 d2) 20)) 1))))>
* * * * [misc]progress:  [ 35 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (exp (log (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (log (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (47 enodes)
* * [misc]simplify:  iters left: 2 (57 enodes)
* * [misc]simplify:  iters left: 1 (62 enodes)
* [exit]simplify:  Simplified to (log (* d1 (+ d2 (+ 20 10))))
* [exit]simplify:  Simplified to (log (* d1 (+ d2 (+ 20 10))))
* * * * [misc]progress:  [ 36 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (log (exp (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (exp (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (96 enodes)
* * [misc]simplify:  iters left: 1 (116 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ (+ 20 d2) 10))
* [exit]simplify:  Simplified to (pow (exp d1) (+ (+ 20 d2) 10))
* * * * [misc]progress:  [ 37 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (cube (cbrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cbrt (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* * * * [misc]progress:  [ 38 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (cbrt (cube (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (cube (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (54 enodes)
* * [misc]simplify:  iters left: 3 (124 enodes)
* * [misc]simplify:  iters left: 2 (487 enodes)
* [exit]simplify:  Simplified to (cube (* d1 (+ 10 (+ 20 d2))))
* [exit]simplify:  Simplified to (cube (* d1 (+ 10 (+ 20 d2))))
* * * * [misc]progress:  [ 39 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (sqr (sqrt (* d1 (+ (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (sqrt (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (+ 20 10) d2)))
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (+ 20 10) d2)))
* * * * [misc]progress:  [ 40 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (* 1 (* d1 (+ (+ 10 d2) 20))))))>
* * * * [misc]progress:  [ 41 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (+ (* d1 (+ 10 d2)) (* d1 20)))))>
* [enter]simplify:  Simplifying (* d1 (+ 10 d2))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 10))
* [exit]simplify:  Simplified to (* d1 (+ d2 10))
* [enter]simplify:  Simplifying (* d1 20)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* 20 d1)
* [exit]simplify:  Simplified to (* 20 d1)
* * * * [misc]progress:  [ 42 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (+ (* (+ 10 d2) d1) (* 20 d1)))))>
* [enter]simplify:  Simplifying (* (+ 10 d2) d1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* [exit]simplify:  Simplified to (* (+ 10 d2) d1)
* [exit]simplify:  Simplified to (* (+ 10 d2) d1)
* [enter]simplify:  Simplifying (* 20 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 20)
* [exit]simplify:  Simplified to (* d1 20)
* * * * [misc]progress:  [ 43 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (* (* d1 1) (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (* d1 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to d1
* [exit]simplify:  Simplified to d1
* * * * [misc]progress:  [ 44 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (/ (* d1 (- (pow (+ 10 d2) 3) (pow 20 3))) (+ (sqr (+ 10 d2)) (- (sqr 20) (* (+ 10 d2) 20)))))))>
* [enter]simplify:  Simplifying (* d1 (- (pow (+ 10 d2) 3) (pow 20 3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (66 enodes)
* * [misc]simplify:  iters left: 1 (147 enodes)
* [exit]simplify:  Simplified to (* d1 (- (cube (+ d2 10)) (cube 20)))
* [exit]simplify:  Simplified to (* d1 (- (cube (+ d2 10)) (cube 20)))
* * * * [misc]progress:  [ 45 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (* d1 (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (114 enodes)
* * [misc]simplify:  iters left: 2 (325 enodes)
* * [misc]simplify:  iters left: 1 (401 enodes)
* [exit]simplify:  Simplified to (* (+ 20 (+ d2 10)) (* d1 (- (+ d2 10) 20)))
* [exit]simplify:  Simplified to (* (+ 20 (+ d2 10)) (* d1 (- (+ d2 10) 20)))
* * * * [misc]progress:  [ 46 / 46 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (* (+ (+ 10 d2) 20) d1))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (d1 d2) (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify (* d1 -300) into (* -300 d1)
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (/ (* -300 d1) -10) into (* 30 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) into (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10))
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) into (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (sqr d2) (* 20 d2)) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (sqr d2) (* 20 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 20 d2) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (/ -300 -10) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))) 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 (- d2 10)) (+ (* (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 0 0)) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 20 -10) (+ (* 30 (/ 1 -10)))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))))) 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 (- d2 10)) (+ (* (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 1) (* 0 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 -10) (+ (* 30 (/ 0 -10)) (* 1 (/ 1 -10)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))))) 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 (- d2 10)) (+ (* (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 d1) 1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 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) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) into (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) into (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (- (/ 20 1) (+ (* 1 (/ -10 1)))) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* 30 (/ -10 1)))) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 30 (/ 0 1)) (* 0 (/ -10 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 d1) 1) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ 0 -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)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) (- (+ 10 (/ 1 d2)))) into (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) (- (+ 10 (/ 1 d2)))) into (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 300 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))) into 0
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- (/ -20 1) (+ (* 1 (/ 10 1)))) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 300 0) into 300
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* -30 (/ 10 1)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) 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 1) (+ (* 1 (/ 0 1)) (* -30 (/ 0 1)) (* 0 (/ 10 1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]taylor:  Taking taylor expansion of (- (+ (sqr d2) (* 20 d2)) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (sqr d2) (* 20 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 20 d2) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 0 0)) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 1) (* 0 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 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* (sqr d2) d1)) (+ (* 20 (* d2 d1)) (* -300 (* 1 d1)))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ (* -300 (* 1 (/ 1 (/ 1 d1)))) (+ (* 20 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (sqr (/ 1 d2))) (/ 1 (/ 1 d1)))))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]taylor:  Taking taylor expansion of (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 300 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) into 1
* [misc]backup-simplify:  Simplify (* -1 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ (* -1 -20) (* 0 1)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 300 0) into 300
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (+ (* -1 -300) (+ (* 0 -20) (* 0 1))) into 300
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ (* 300 (* 1 (/ 1 (/ 1 (- d1))))) (+ (* 20 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))) (* -1 (* (/ 1 (sqr (/ 1 (- d2)))) (/ 1 (/ 1 (- d1))))))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1 2 1)
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 d2)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr d2)) (+ (* 20 d2) 100)) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 0 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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 100 (+ (* 20 (/ 1 (/ 1 d2))) (* 1 (sqr (/ 1 (/ 1 d2)))))) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify -20 into -20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 100 (+ (* -20 (/ 1 (/ 1 (- d2)))) (* 1 (sqr (/ 1 (/ 1 (- d2))))))) into (+ 100 (+ (sqr d2) (* 20 d2)))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 1 2)
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr d2)) (+ (* 20 d2) -300)) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ -300 (+ (* 20 (/ 1 (/ 1 d2))) (* 1 (sqr (/ 1 (/ 1 d2)))))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify (+ -20 0) into -20
* [misc]backup-simplify:  Simplify -20 into -20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ -300 (+ (* -20 (/ 1 (/ 1 (- d2)))) (* 1 (sqr (/ 1 (/ 1 (- d2))))))) into (- (+ (sqr d2) (* 20 d2)) 300)
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1 2 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 1 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (+ (* 30 d1) (* d1 d2)))>
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 2 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (+ (* 30 d1) (* d1 d2)))>
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 3 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (+ (* 30 d1) (* d1 d2)))>
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* * * * [misc]progress:  [ 4 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (71 enodes)
* * [misc]simplify:  iters left: 2 (91 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (/ (- (* (+ 20 d2) (* d2 d1)) (* d1 300)) (- (+ 10 d2) 20))
* * * * [misc]progress:  [ 5 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (71 enodes)
* * [misc]simplify:  iters left: 2 (91 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (/ (- (* (+ 20 d2) (* d2 d1)) (* d1 300)) (- (+ 10 d2) 20))
* * * * [misc]progress:  [ 6 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (71 enodes)
* * [misc]simplify:  iters left: 2 (91 enodes)
* * [misc]simplify:  iters left: 1 (122 enodes)
* [exit]simplify:  Simplified to (/ (- (* (+ 20 d2) (* d2 d1)) (* d1 300)) (- (+ 10 d2) 20))
* * * * [misc]progress:  [ 7 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (86 enodes)
* * [misc]simplify:  iters left: 2 (158 enodes)
* * [misc]simplify:  iters left: 1 (253 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))))
* * * * [misc]progress:  [ 8 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (86 enodes)
* * [misc]simplify:  iters left: 2 (158 enodes)
* * [misc]simplify:  iters left: 1 (253 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))))
* * * * [misc]progress:  [ 9 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (86 enodes)
* * [misc]simplify:  iters left: 2 (158 enodes)
* * [misc]simplify:  iters left: 1 (253 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))))
* * * * [misc]progress:  [ 10 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (99 enodes)
* * [misc]simplify:  iters left: 1 (147 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ 10 (- d2 20))) (- (* (+ d2 20) d2) 300))
* * * * [misc]progress:  [ 11 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (99 enodes)
* * [misc]simplify:  iters left: 1 (147 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ 10 (- d2 20))) (- (* (+ d2 20) d2) 300))
* * * * [misc]progress:  [ 12 / 73 ] simplifiying candidate #<alt-event (λ (d1 d2) (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (99 enodes)
* * [misc]simplify:  iters left: 1 (147 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ 10 (- d2 20))) (- (* (+ d2 20) d2) 300))
* * * * [misc]progress:  [ 13 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (pow (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) 1))>
* * * * [misc]progress:  [ 14 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (exp (- (log (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (log (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (- (log (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (log (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (51 enodes)
* * [misc]simplify:  iters left: 3 (160 enodes)
* * [misc]simplify:  iters left: 2 (334 enodes)
* * [misc]simplify:  iters left: 1 (442 enodes)
* [exit]simplify:  Simplified to (log (* d1 (+ (+ 10 20) d2)))
* [exit]simplify:  Simplified to (log (* d1 (+ (+ 10 20) d2)))
* * * * [misc]progress:  [ 15 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (exp (log (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (log (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (56 enodes)
* * [misc]simplify:  iters left: 3 (177 enodes)
* * [misc]simplify:  iters left: 2 (367 enodes)
* [exit]simplify:  Simplified to (+ (+ (log d1) (log (+ 10 (+ d2 20)))) 0)
* [exit]simplify:  Simplified to (+ (+ (log d1) (log (+ 10 (+ d2 20)))) 0)
* * * * [misc]progress:  [ 16 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (log (exp (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (exp (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (163 enodes)
* * [misc]simplify:  iters left: 2 (336 enodes)
* * [misc]simplify:  iters left: 1 (469 enodes)
* [exit]simplify:  Simplified to (exp (/ (* (+ (- d2 20) 10) d1) (/ (+ (- d2 20) 10) (+ 20 (+ d2 10)))))
* [exit]simplify:  Simplified to (exp (/ (* (+ (- d2 20) 10) d1) (/ (+ (- d2 20) 10) (+ 20 (+ d2 10)))))
* * * * [misc]progress:  [ 17 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cbrt (/ (cube (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (cube (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (/ (cube (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (cube (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (220 enodes)
* [exit]simplify:  Simplified to (/ (cube (- (* (+ d2 10) (+ d2 10)) (* 20 20))) (/ (* (- (+ d2 10) 20) (- (+ d2 10) 20)) (/ (cube d1) (- (+ d2 10) 20))))
* [exit]simplify:  Simplified to (/ (cube (- (* (+ d2 10) (+ d2 10)) (* 20 20))) (/ (* (- (+ d2 10) 20) (- (+ d2 10) 20)) (/ (cube d1) (- (+ d2 10) 20))))
* * * * [misc]progress:  [ 18 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cbrt (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (163 enodes)
* * [misc]simplify:  iters left: 2 (332 enodes)
* * [misc]simplify:  iters left: 1 (464 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (* (+ (- d2 20) 10) d1) (/ (+ (- d2 20) 10) (+ 20 (+ d2 10)))))
* [exit]simplify:  Simplified to (cbrt (/ (* (+ (- d2 20) 10) d1) (/ (+ (- d2 20) 10) (+ 20 (+ d2 10)))))
* * * * [misc]progress:  [ 19 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cbrt (cube (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cube (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (232 enodes)
* [exit]simplify:  Simplified to (cube (/ (* (- (+ d2 10) 20) d1) (/ (- (+ d2 10) 20) (+ d2 (+ 10 20)))))
* [exit]simplify:  Simplified to (cube (/ (* (- (+ d2 10) 20) d1) (/ (- (+ d2 10) 20) (+ d2 (+ 10 20)))))
* * * * [misc]progress:  [ 20 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (/ (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (cbrt (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (/ (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (cbrt (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (144 enodes)
* * [misc]simplify:  iters left: 2 (308 enodes)
* * [misc]simplify:  iters left: 1 (397 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1)) (cbrt (- (+ d2 10) 20)))
* [exit]simplify:  Simplified to (/ (cbrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1)) (cbrt (- (+ d2 10) 20)))
* * * * [misc]progress:  [ 21 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (sqr (sqrt (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (sqrt (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (163 enodes)
* * [misc]simplify:  iters left: 2 (332 enodes)
* * [misc]simplify:  iters left: 1 (464 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (* (+ (- d2 20) 10) d1) (/ (+ (- d2 20) 10) (+ 20 (+ d2 10)))))
* [exit]simplify:  Simplified to (sqrt (/ (* (+ (- d2 20) 10) d1) (/ (+ (- d2 20) 10) (+ 20 (+ d2 10)))))
* * * * [misc]progress:  [ 22 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (sqr (/ (sqrt (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (sqrt (- (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (/ (sqrt (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (sqrt (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (144 enodes)
* * [misc]simplify:  iters left: 2 (308 enodes)
* * [misc]simplify:  iters left: 1 (397 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1)) (sqrt (- (+ d2 10) 20)))
* [exit]simplify:  Simplified to (/ (sqrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1)) (sqrt (- (+ d2 10) 20)))
* * * * [misc]progress:  [ 23 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (- (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (- (- (+ 10 d2) 20))))>
* [enter]simplify:  Simplifying (- (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (152 enodes)
* * [misc]simplify:  iters left: 2 (499 enodes)
* [exit]simplify:  Simplified to (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) (- d1))
* [exit]simplify:  Simplified to (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) (- d1))
* [enter]simplify:  Simplifying (- (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (25 enodes)
* [exit]simplify:  Simplified to (- (- d2 (- 20 10)))
* [exit]simplify:  Simplified to (- (- d2 (- 20 10)))
* * * * [misc]progress:  [ 24 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (/ d1 1) (/ (- (sqr (+ 10 d2)) (sqr 20)) (- (+ 10 d2) 20))))>
* [enter]simplify:  Simplifying (/ d1 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (/ d1 1)
* [exit]simplify:  Simplified to (/ d1 1)
* [enter]simplify:  Simplifying (/ (- (sqr (+ 10 d2)) (sqr 20)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (136 enodes)
* * [misc]simplify:  iters left: 2 (291 enodes)
* * [misc]simplify:  iters left: 1 (378 enodes)
* [exit]simplify:  Simplified to (/ (+ d2 (+ 20 10)) 1)
* [exit]simplify:  Simplified to (/ (+ d2 (+ 20 10)) 1)
* * * * [misc]progress:  [ 25 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* 1 (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20))))>
* * * * [misc]progress:  [ 26 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (/ 1 (- (+ 10 d2) 20))))>
* [enter]simplify:  Simplifying (/ 1 (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (20 enodes)
* [exit]simplify:  Simplified to (/ 1 (+ (- 10 20) d2))
* [exit]simplify:  Simplified to (/ 1 (+ (- 10 20) d2))
* * * * [misc]progress:  [ 27 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ 1 (/ (- (+ 10 d2) 20) (* d1 (- (sqr (+ 10 d2)) (sqr 20))))))>
* [enter]simplify:  Simplifying (/ (- (+ 10 d2) 20) (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (150 enodes)
* * [misc]simplify:  iters left: 2 (314 enodes)
* * [misc]simplify:  iters left: 1 (425 enodes)
* [exit]simplify:  Simplified to (/ (/ (+ (- d2 20) 10) d1) (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (/ (/ (+ (- d2 20) 10) d1) (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* * * * [misc]progress:  [ 28 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 1) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (126 enodes)
* * [misc]simplify:  iters left: 2 (342 enodes)
* [exit]simplify:  Simplified to (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) (/ d1 1))
* [exit]simplify:  Simplified to (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) (/ d1 1))
* * * * [misc]progress:  [ 29 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ d1 (/ (- (+ 10 d2) 20) (- (sqr (+ 10 d2)) (sqr 20)))))>
* [enter]simplify:  Simplifying (/ (- (+ 10 d2) 20) (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (125 enodes)
* * [misc]simplify:  iters left: 2 (271 enodes)
* * [misc]simplify:  iters left: 1 (360 enodes)
* [exit]simplify:  Simplified to (/ 1 (+ d2 (+ 20 10)))
* [exit]simplify:  Simplified to (/ 1 (+ d2 (+ 20 10)))
* * * * [misc]progress:  [ 30 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (pow (+ 10 d2) 3) (pow 20 3))) (+ (sqr (+ 10 d2)) (+ (sqr 20) (* (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (pow (+ 10 d2) 3) (pow 20 3)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (51 enodes)
* * [misc]simplify:  iters left: 3 (173 enodes)
* * [misc]simplify:  iters left: 2 (468 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (cube (+ d2 10)) (cube 20))) (- (* (+ d2 10) (+ d2 10)) (* 20 20)))
* [exit]simplify:  Simplified to (* (/ d1 (- (cube (+ d2 10)) (cube 20))) (- (* (+ d2 10) (+ d2 10)) (* 20 20)))
* * * * [misc]progress:  [ 31 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (sqr (+ 10 d2)) (sqr 20))) (+ (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (169 enodes)
* * [misc]simplify:  iters left: 2 (446 enodes)
* [exit]simplify:  Simplified to (/ d1 1)
* [exit]simplify:  Simplified to (/ d1 1)
* * * * [misc]progress:  [ 32 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (pow (sqr (+ 10 d2)) 3) (pow (sqr 20) 3))) (* (- (+ 10 d2) 20) (+ (sqr (sqr (+ 10 d2))) (+ (sqr (sqr 20)) (* (sqr (+ 10 d2)) (sqr 20)))))))>
* [enter]simplify:  Simplifying (* (- (+ 10 d2) 20) (+ (sqr (sqr (+ 10 d2))) (+ (sqr (sqr 20)) (* (sqr (+ 10 d2)) (sqr 20)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (87 enodes)
* * [misc]simplify:  iters left: 3 (329 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (- d2 20) 10) (* (* (+ 10 d2) (+ 10 d2)) (* (+ 10 d2) (+ 10 d2)))) (* (* (+ (- d2 20) 10) (* 20 20)) (+ (* (+ 10 d2) (+ 10 d2)) (* 20 20))))
* [exit]simplify:  Simplified to (+ (* (+ (- d2 20) 10) (* (* (+ 10 d2) (+ 10 d2)) (* (+ 10 d2) (+ 10 d2)))) (* (* (+ (- d2 20) 10) (* 20 20)) (+ (* (+ 10 d2) (+ 10 d2)) (* 20 20))))
* * * * [misc]progress:  [ 33 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20)))))>
* [enter]simplify:  Simplifying (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (59 enodes)
* * [misc]simplify:  iters left: 3 (182 enodes)
* * [misc]simplify:  iters left: 2 (383 enodes)
* [exit]simplify:  Simplified to (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (+ 10 (- d2 20)))
* [exit]simplify:  Simplified to (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (+ 10 (- d2 20)))
* * * * [misc]progress:  [ 34 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (pow (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 1) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 35 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (exp (log (* d1 (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (log (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (127 enodes)
* * [misc]simplify:  iters left: 2 (344 enodes)
* * [misc]simplify:  iters left: 1 (480 enodes)
* [exit]simplify:  Simplified to (log (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* [exit]simplify:  Simplified to (log (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* * * * [misc]progress:  [ 36 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (log (exp (* d1 (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (exp (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (117 enodes)
* * [misc]simplify:  iters left: 2 (328 enodes)
* * [misc]simplify:  iters left: 1 (462 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- (* (+ d2 10) (+ d2 10)) (* 20 20)))
* [exit]simplify:  Simplified to (pow (exp d1) (- (* (+ d2 10) (+ d2 10)) (* 20 20)))
* * * * [misc]progress:  [ 37 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (cube (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (cbrt (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (115 enodes)
* * [misc]simplify:  iters left: 2 (326 enodes)
* * [misc]simplify:  iters left: 1 (460 enodes)
* [exit]simplify:  Simplified to (cbrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* [exit]simplify:  Simplified to (cbrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* * * * [misc]progress:  [ 38 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (cbrt (cube (* d1 (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (cube (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (147 enodes)
* * [misc]simplify:  iters left: 2 (446 enodes)
* [exit]simplify:  Simplified to (cube (* (- (+ d2 10) 20) (* d1 (+ 20 (+ d2 10)))))
* [exit]simplify:  Simplified to (cube (* (- (+ d2 10) 20) (* d1 (+ 20 (+ d2 10)))))
* * * * [misc]progress:  [ 39 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (sqr (sqrt (* d1 (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (sqrt (* d1 (- (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (115 enodes)
* * [misc]simplify:  iters left: 2 (326 enodes)
* * [misc]simplify:  iters left: 1 (460 enodes)
* [exit]simplify:  Simplified to (sqrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* [exit]simplify:  Simplified to (sqrt (* (- (* (+ d2 10) (+ d2 10)) (* 20 20)) d1))
* * * * [misc]progress:  [ 40 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* 1 (* d1 (- (sqr (+ 10 d2)) (sqr 20)))) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 41 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (+ (* d1 (sqr (+ 10 d2))) (* d1 (- (sqr 20)))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 (sqr (+ 10 d2)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (65 enodes)
* * [misc]simplify:  iters left: 1 (141 enodes)
* [exit]simplify:  Simplified to (* d1 (* (+ d2 10) (+ d2 10)))
* [exit]simplify:  Simplified to (* d1 (* (+ d2 10) (+ d2 10)))
* [enter]simplify:  Simplifying (* d1 (- (sqr 20)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (* (- 20) (* 20 d1))
* [exit]simplify:  Simplified to (* (- 20) (* 20 d1))
* * * * [misc]progress:  [ 42 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (+ (* (sqr (+ 10 d2)) d1) (* (- (sqr 20)) d1)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* (sqr (+ 10 d2)) d1)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (65 enodes)
* * [misc]simplify:  iters left: 1 (141 enodes)
* [exit]simplify:  Simplified to (* (+ 10 d2) (* d1 (+ 10 d2)))
* [exit]simplify:  Simplified to (* (+ 10 d2) (* d1 (+ 10 d2)))
* [enter]simplify:  Simplifying (* (- (sqr 20)) d1)
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (30 enodes)
* [exit]simplify:  Simplified to (* (- d1) (sqr 20))
* [exit]simplify:  Simplified to (* (- d1) (sqr 20))
* * * * [misc]progress:  [ 43 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* (* d1 1) (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to d1
* [exit]simplify:  Simplified to d1
* * * * [misc]progress:  [ 44 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* (* d1 (+ (+ 10 d2) 20)) (- (+ 10 d2) 20)) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 (+ (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (42 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (* d1 (+ (+ 20 10) d2))
* [exit]simplify:  Simplified to (* d1 (+ (+ 20 10) d2))
* * * * [misc]progress:  [ 45 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* (* d1 1) (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to d1
* [exit]simplify:  Simplified to d1
* * * * [misc]progress:  [ 46 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (/ (* d1 (- (pow (sqr (+ 10 d2)) 3) (pow (sqr 20) 3))) (+ (sqr (sqr (+ 10 d2))) (+ (sqr (sqr 20)) (* (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 (- (pow (sqr (+ 10 d2)) 3) (pow (sqr 20) 3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (74 enodes)
* * [misc]simplify:  iters left: 2 (178 enodes)
* * [misc]simplify:  iters left: 1 (408 enodes)
* [exit]simplify:  Simplified to (* (+ (cube (+ d2 10)) (cube 20)) (* (- (cube (+ d2 10)) (cube 20)) d1))
* [exit]simplify:  Simplified to (* (+ (cube (+ d2 10)) (cube 20)) (* (- (cube (+ d2 10)) (cube 20)) d1))
* * * * [misc]progress:  [ 47 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (+ (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (132 enodes)
* * [misc]simplify:  iters left: 2 (432 enodes)
* [exit]simplify:  Simplified to (* (* d1 (- (* (+ d2 10) (+ d2 10)) (sqr 20))) (+ (sqr 20) (* (+ d2 10) (+ d2 10))))
* [exit]simplify:  Simplified to (* (* d1 (- (* (+ d2 10) (+ d2 10)) (sqr 20))) (+ (sqr 20) (* (+ d2 10) (+ d2 10))))
* * * * [misc]progress:  [ 48 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* (- (sqr (+ 10 d2)) (sqr 20)) d1) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 49 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (pow (+ 10 d2) 2) (sqr 20))) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 50 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (pow (sqr (+ 10 d2)) 1) (sqr 20))) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 51 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (exp (log (sqr (+ 10 d2)))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (log (sqr (+ 10 d2)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (29 enodes)
* [exit]simplify:  Simplified to (+ (log (+ 10 d2)) (log (+ 10 d2)))
* [exit]simplify:  Simplified to (+ (log (+ 10 d2)) (log (+ 10 d2)))
* * * * [misc]progress:  [ 52 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (log (exp (sqr (+ 10 d2)))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (exp (sqr (+ 10 d2)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (exp (* (+ 10 d2) (+ 10 d2)))
* [exit]simplify:  Simplified to (exp (* (+ 10 d2) (+ 10 d2)))
* * * * [misc]progress:  [ 53 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (cube (cbrt (sqr (+ 10 d2)))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (cbrt (sqr (+ 10 d2)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (27 enodes)
* [exit]simplify:  Simplified to (cbrt (* (+ 10 d2) (+ 10 d2)))
* [exit]simplify:  Simplified to (cbrt (* (+ 10 d2) (+ 10 d2)))
* * * * [misc]progress:  [ 54 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (cbrt (cube (sqr (+ 10 d2)))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (cube (sqr (+ 10 d2)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (71 enodes)
* [exit]simplify:  Simplified to (cube (* (+ 10 d2) (+ 10 d2)))
* [exit]simplify:  Simplified to (cube (* (+ 10 d2) (+ 10 d2)))
* * * * [misc]progress:  [ 55 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (sqr (sqrt (sqr (+ 10 d2)))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (sqrt (sqr (+ 10 d2)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (28 enodes)
* [exit]simplify:  Simplified to (fabs (+ 10 d2))
* [exit]simplify:  Simplified to (fabs (+ 10 d2))
* * * * [misc]progress:  [ 56 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (* (sqr 1) (sqr (+ 10 d2))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (sqr 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 1)
* [exit]simplify:  Simplified to (sqr 1)
* [enter]simplify:  Simplifying (sqr (+ 10 d2))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* * [misc]simplify:  iters left: 1 (14 enodes)
* [exit]simplify:  Simplified to (* (+ 10 d2) (+ 10 d2))
* [exit]simplify:  Simplified to (* (+ 10 d2) (+ 10 d2))
* * * * [misc]progress:  [ 57 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (/ (sqr (- (pow 10 3) (pow d2 3))) (sqr (+ (sqr 10) (- (sqr d2) (* 10 d2))))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (sqr (- (pow 10 3) (pow d2 3)))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (* (- (cube 10) (cube d2)) (- (cube 10) (cube d2)))
* [exit]simplify:  Simplified to (* (- (cube 10) (cube d2)) (- (cube 10) (cube d2)))
* [enter]simplify:  Simplifying (sqr (+ (sqr 10) (- (sqr d2) (* 10 d2))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (95 enodes)
* * [misc]simplify:  iters left: 1 (151 enodes)
* [exit]simplify:  Simplified to (sqr (+ (sqr 10) (* d2 (- d2 10))))
* [exit]simplify:  Simplified to (sqr (+ (sqr 10) (* d2 (- d2 10))))
* * * * [misc]progress:  [ 58 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (/ (sqr (- (sqr 10) (sqr d2))) (sqr (- 10 d2))) (sqr 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (sqr (- (sqr 10) (sqr d2)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (* (* (+ 10 d2) (- 10 d2)) (* (+ 10 d2) (- 10 d2)))
* [exit]simplify:  Simplified to (* (* (+ 10 d2) (- 10 d2)) (* (+ 10 d2) (- 10 d2)))
* [enter]simplify:  Simplifying (sqr (- 10 d2))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (* (- 10 d2) (- 10 d2))
* [exit]simplify:  Simplified to (* (- 10 d2) (- 10 d2))
* * * * [misc]progress:  [ 59 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (* (+ 10 d2) (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 60 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (* 1 (sqr (+ 10 d2))) (sqr 20))) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 61 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (log (/ (exp (sqr (+ 10 d2))) (exp (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (/ (exp (sqr (+ 10 d2))) (exp (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (184 enodes)
* * [misc]simplify:  iters left: 1 (461 enodes)
* [exit]simplify:  Simplified to (exp (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (exp (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* * * * [misc]progress:  [ 62 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (pow (- (sqr (+ 10 d2)) (sqr 20)) 1)) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 63 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (exp (log (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (log (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (92 enodes)
* * [misc]simplify:  iters left: 2 (282 enodes)
* * [misc]simplify:  iters left: 1 (346 enodes)
* [exit]simplify:  Simplified to (log (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (log (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* * * * [misc]progress:  [ 64 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (log (exp (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (exp (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (114 enodes)
* * [misc]simplify:  iters left: 2 (365 enodes)
* [exit]simplify:  Simplified to (exp (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (exp (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* * * * [misc]progress:  [ 65 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (cube (cbrt (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (cbrt (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (88 enodes)
* * [misc]simplify:  iters left: 2 (278 enodes)
* * [misc]simplify:  iters left: 1 (342 enodes)
* [exit]simplify:  Simplified to (cbrt (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (cbrt (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* * * * [misc]progress:  [ 66 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (cbrt (cube (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (cube (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (137 enodes)
* [exit]simplify:  Simplified to (cube (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (cube (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* * * * [misc]progress:  [ 67 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (sqr (sqrt (- (sqr (+ 10 d2)) (sqr 20))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (sqrt (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (88 enodes)
* * [misc]simplify:  iters left: 2 (278 enodes)
* * [misc]simplify:  iters left: 1 (342 enodes)
* [exit]simplify:  Simplified to (sqrt (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (sqrt (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* * * * [misc]progress:  [ 68 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (+ (sqr (+ 10 d2)) (- (sqr 20)))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (- (sqr 20))
* * [misc]simplify:  iters left: 3 (3 enodes)
* * [misc]simplify:  iters left: 2 (4 enodes)
* * [misc]simplify:  iters left: 1 (7 enodes)
* [exit]simplify:  Simplified to (* 20 (- 20))
* [exit]simplify:  Simplified to (* 20 (- 20))
* * * * [misc]progress:  [ 69 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (* 1 (- (sqr (+ 10 d2)) (sqr 20)))) (- (+ 10 d2) 20)))>
* * * * [misc]progress:  [ 70 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (/ (- (pow (sqr (+ 10 d2)) 3) (pow (sqr 20) 3)) (+ (sqr (sqr (+ 10 d2))) (+ (sqr (sqr 20)) (* (sqr (+ 10 d2)) (sqr 20)))))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (- (pow (sqr (+ 10 d2)) 3) (pow (sqr 20) 3))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (71 enodes)
* * [misc]simplify:  iters left: 2 (142 enodes)
* * [misc]simplify:  iters left: 1 (337 enodes)
* [exit]simplify:  Simplified to (* (- (cube (+ 10 d2)) (cube 20)) (+ (cube (+ 10 d2)) (cube 20)))
* [exit]simplify:  Simplified to (* (- (cube (+ 10 d2)) (cube 20)) (+ (cube (+ 10 d2)) (cube 20)))
* [enter]simplify:  Simplifying (+ (sqr (sqr (+ 10 d2))) (+ (sqr (sqr 20)) (* (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (149 enodes)
* * [misc]simplify:  iters left: 2 (401 enodes)
* [exit]simplify:  Simplified to (+ (* (* (+ 10 d2) (+ 10 d2)) (* (+ 10 d2) (+ 10 d2))) (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (* 20 20)))
* [exit]simplify:  Simplified to (+ (* (* (+ 10 d2) (+ 10 d2)) (* (+ 10 d2) (+ 10 d2))) (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (* 20 20)))
* * * * [misc]progress:  [ 71 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (/ (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))) (+ (sqr (+ 10 d2)) (sqr 20)))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (117 enodes)
* * [misc]simplify:  iters left: 2 (358 enodes)
* [exit]simplify:  Simplified to (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [exit]simplify:  Simplified to (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (- (* (+ 10 d2) (+ 10 d2)) (* 20 20)))
* [enter]simplify:  Simplifying (+ (sqr (+ 10 d2)) (sqr 20))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (69 enodes)
* [exit]simplify:  Simplified to (+ (* 20 20) (* (+ 10 d2) (+ 10 d2)))
* [exit]simplify:  Simplified to (+ (* 20 20) (* (+ 10 d2) (+ 10 d2)))
* * * * [misc]progress:  [ 72 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (* (+ (+ 10 d2) 20) (- (+ 10 d2) 20))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (+ (+ 10 d2) 20)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (+ (+ 10 d2) 20)
* [exit]simplify:  Simplified to (+ (+ 10 d2) 20)
* [enter]simplify:  Simplifying (- (+ 10 d2) 20)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (+ 10 (- d2 20))
* [exit]simplify:  Simplified to (+ 10 (- d2 20))
* * * * [misc]progress:  [ 73 / 73 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (* 1 (- (sqr (+ 10 d2)) (sqr 20)))) (- (+ 10 d2) 20)))>
* [enter]simplify:  Simplifying (- (sqr (+ 10 d2)) (sqr 20))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (277 enodes)
* [exit]simplify:  Simplified to (- (* (+ 10 d2) (+ 10 d2)) (* 20 20))
* [exit]simplify:  Simplified to (- (* (+ 10 d2) (+ 10 d2)) (* 20 20))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  Final touches.
* * * [misc]progress:  tayloring alt 1 of 6
* [misc]approximate:  Taking taylor expansion of (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20)))) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 100 100) into 10000
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ 10000 -160000) into -150000
* [misc]backup-simplify:  Simplify (* d1 -150000) into (* -150000 d1)
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ 100 400) into 500
* [misc]backup-simplify:  Simplify (* -10 500) into -5000
* [misc]backup-simplify:  Simplify (/ (* -150000 d1) -5000) into (* 30 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20)))) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* (sqr (+ 10 d2)) (sqr (+ 10 d2))) into (pow (+ 10 d2) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (+ 10 d2) 4) -160000) into (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (* 0 (sqr (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (* 0 400)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000))) into (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) 400) into (+ 500 (+ (sqr d2) (* 20 d2)))
* [misc]backup-simplify:  Simplify (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))) into (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2))))
* [misc]backup-simplify:  Simplify (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2))))) into (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (+ 500 (+ (sqr d2) (* 20 d2))) (- d2 10)))
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20)))) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* (sqr (+ 10 d2)) (sqr (+ 10 d2))) into (pow (+ 10 d2) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (+ 10 d2) 4) -160000) into (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (* 0 (sqr (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (* 0 400)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000))) into (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) 400) into (+ 500 (+ (sqr d2) (* 20 d2)))
* [misc]backup-simplify:  Simplify (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))) into (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2))))
* [misc]backup-simplify:  Simplify (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2))))) into (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (+ 500 (+ (sqr d2) (* 20 d2))) (- d2 10)))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (+ 500 (+ (sqr d2) (* 20 d2))) (- d2 10))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) in d2
* [misc]taylor:  Taking taylor expansion of (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 4) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (* 40 (pow d2 3)) in d2
* [misc]taylor:  Taking taylor expansion of 40 in d2
* [misc]backup-simplify:  Simplify 40 into 40
* [misc]taylor:  Taking taylor expansion of (pow d2 3) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 600 (sqr d2)) (* 4000 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (* 600 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of 600 in d2
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 4000 d2) in d2
* [misc]taylor:  Taking taylor expansion of 4000 in d2
* [misc]backup-simplify:  Simplify 4000 into 4000
* [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 150000 in d2
* [misc]backup-simplify:  Simplify 150000 into 150000
* [misc]taylor:  Taking taylor expansion of (* (+ 500 (+ (sqr d2) (* 20 d2))) (- d2 10)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 500 (+ (sqr d2) (* 20 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 500 in d2
* [misc]backup-simplify:  Simplify 500 into 500
* [misc]taylor:  Taking taylor expansion of (+ (sqr d2) (* 20 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 20 d2) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 600 0) into 0
* [misc]backup-simplify:  Simplify (* 4000 0) 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]backup-simplify:  Simplify (- 150000) into -150000
* [misc]backup-simplify:  Simplify (+ 0 -150000) into -150000
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 500 0) into 500
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (* 500 -10) into -5000
* [misc]backup-simplify:  Simplify (/ -150000 -5000) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (+ (* 0 0) (* 0 (sqr (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (* 0 400))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 (+ (* (- d2 10) 0) (* 0 (+ 500 (+ (sqr d2) (* 20 d2))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2))))) (+ (* (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (+ 500 (+ (sqr d2) (* 20 d2))) (- d2 10))) (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 600 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 4000 1) (* 0 0)) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4000 0) into 4000
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 0 0)) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ (* 500 1) (* 20 -10)) into 300
* [misc]backup-simplify:  Simplify (- (/ 4000 -5000) (+ (* 30 (/ 300 -5000)))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (+ 10 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (+ (* 0 0) (* 0 400)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ (* (- d2 10) 0) (+ (* 0 0) (* 0 (+ 500 (+ (sqr d2) (* 20 d2)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2))))) (+ (* (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (+ 500 (+ (sqr d2) (* 20 d2))) (- d2 10))) (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))))) (* 0 (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 600 1) (+ (* 0 0) (* 0 0))) into 600
* [misc]backup-simplify:  Simplify (+ (* 4000 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (+ 0 600) into 600
* [misc]backup-simplify:  Simplify (+ 0 600) into 600
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (- 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 (+ (* 20 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 500 0) (+ (* 20 1) (* 1 -10))) into 10
* [misc]backup-simplify:  Simplify (- (/ 600 -5000) (+ (* 30 (/ 10 -5000)) (* 1 (/ 300 -5000)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (+ 10 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 400))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 (+ (* (- d2 10) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 500 (+ (sqr d2) (* 20 d2))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2))))) (+ (* (/ (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) (* (+ 500 (+ (sqr d2) (* 20 d2))) (- d2 10))) (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))))) (* 0 (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))))) (* 0 (/ 0 (* (- d2 10) (+ 500 (+ (sqr d2) (* 20 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 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) into 1
* [misc]backup-simplify:  Simplify (* (/ 1 d1) 1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) 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]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (sqr (+ 10 (/ 1 d2))) (sqr (+ 10 (/ 1 d2)))) into (pow (+ 10 (/ 1 d2)) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (+ 10 (/ 1 d2)) 4) -160000) into (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)) into (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) 400) into (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))) into (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))
* [misc]backup-simplify:  Simplify (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))) into (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (sqr (+ 10 (/ 1 d2))) (sqr (+ 10 (/ 1 d2)))) into (pow (+ 10 (/ 1 d2)) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (+ 10 (/ 1 d2)) 4) -160000) into (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)) into (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) 400) into (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))) into (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))
* [misc]backup-simplify:  Simplify (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))) into (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* 40 (/ 1 (pow d2 3))) in d2
* [misc]taylor:  Taking taylor expansion of 40 in d2
* [misc]backup-simplify:  Simplify 40 into 40
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d2 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 3) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* 600 (/ 1 (sqr d2))) in d2
* [misc]taylor:  Taking taylor expansion of 600 in d2
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))) in d2
* [misc]taylor:  Taking taylor expansion of (* 4000 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 4000 in d2
* [misc]backup-simplify:  Simplify 4000 into 4000
* [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 (pow d2 4)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 4) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 150000 in d2
* [misc]backup-simplify:  Simplify 150000 into 150000
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 500 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 500 in d2
* [misc]backup-simplify:  Simplify 500 into 500
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (+ 0 1) into 1
* [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]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 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 (/ 1 d2))) 0) (* 0 (sqr (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (* 0 400)) 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 0) (* 0 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) 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 d2) 10) 0) (* 0 (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))) (+ (* (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))))) (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 40 1) into 40
* [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 (+ 40 0) into 40
* [misc]backup-simplify:  Simplify (+ 40 0) into 40
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (+ (* 1 20) (* -10 1)) into 10
* [misc]backup-simplify:  Simplify (- (/ 40 1) (+ (* 1 (/ 10 1)))) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (* 0 (sqr (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (* 0 400))) 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 0) (+ (* 0 0) (* 0 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d2) 10) 0) (+ (* 0 0) (* 0 (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))) (+ (* (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))))) (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))) (* 0 (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 40 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (* 600 1) into 600
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (+ 0 600) into 600
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 500 0) into 500
* [misc]backup-simplify:  Simplify (+ 0 500) into 500
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 500) (+ (* -10 20) (* 0 1))) into 300
* [misc]backup-simplify:  Simplify (- (/ 600 1) (+ (* 1 (/ 300 1)) (* 30 (/ 10 1)))) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (+ (* 0 0) (* 0 400)))) 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (/ 1 d2) 10) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))) (+ (* (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))))) (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))) (* 0 (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))) (* 0 (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* 40 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 600 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (* 4000 1) into 4000
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 4000 0) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (+ 4000 0) into 4000
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* -10 500) (+ (* 0 20) (* 0 1)))) into -5000
* [misc]backup-simplify:  Simplify (- (/ 4000 1) (+ (* 1 (/ -5000 1)) (* 30 (/ 300 1)) (* 0 (/ 10 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (+ 10 (/ 1 d2)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 400))))) 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) 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 d2) 10) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2))))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10))) (+ (* (/ (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) (* (- (/ 1 d2) 10) (+ (/ 1 (sqr d2)) (+ 500 (* 20 (/ 1 d2)))))) (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))) (* 0 (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))) (* 0 (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))) (* 0 (/ 0 (* (+ 500 (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2)))) (- (/ 1 d2) 10)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 -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) into 1
* [misc]backup-simplify:  Simplify (* (/ -1 d1) 1) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) 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]backup-simplify:  Simplify (/ (/ -1 d1) -1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (sqr (- 10 (/ 1 d2))) (sqr (- 10 (/ 1 d2)))) into (pow (- 10 (/ 1 d2)) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (- 10 (/ 1 d2)) 4) -160000) into (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))) into (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) 400) into (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (- (+ 10 (/ 1 d2))) (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2)))) into (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (/ (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2)))))) (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))) into (/ (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (sqr (- 10 (/ 1 d2))) (sqr (- 10 (/ 1 d2)))) into (pow (- 10 (/ 1 d2)) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (- 10 (/ 1 d2)) 4) -160000) into (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))) into (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) 400) into (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (- (+ 10 (/ 1 d2))) (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2)))) into (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (/ (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2)))))) (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))) into (/ (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) in d2
* [misc]taylor:  Taking taylor expansion of (* 600 (/ 1 (sqr d2))) in d2
* [misc]taylor:  Taking taylor expansion of 600 in d2
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d2 4)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 4) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of 150000 in d2
* [misc]backup-simplify:  Simplify 150000 into 150000
* [misc]taylor:  Taking taylor expansion of (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (* 40 (/ 1 (pow d2 3))) in d2
* [misc]taylor:  Taking taylor expansion of 40 in d2
* [misc]backup-simplify:  Simplify 40 into 40
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d2 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 3) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 4000 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 4000 in d2
* [misc]backup-simplify:  Simplify 4000 into 4000
* [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 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) 500) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 500 in d2
* [misc]backup-simplify:  Simplify 500 into 500
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 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) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (- 10 (/ 1 d2))) 0) (* 0 (sqr (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (* 0 400)) 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 0) (* 0 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2))))))) into 0
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) 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 (+ (* (- (+ 10 (/ 1 d2))) 0) (* 0 (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))) (+ (* (/ (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))) (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (* 40 1) into 40
* [misc]backup-simplify:  Simplify (+ 40 0) into 40
* [misc]backup-simplify:  Simplify (+ 0 40) into 40
* [misc]backup-simplify:  Simplify (- 40) into -40
* [misc]backup-simplify:  Simplify (+ 0 -40) into -40
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* -20 1)) into -10
* [misc]backup-simplify:  Simplify (- (/ -40 1) (+ (* 1 (/ -10 1)))) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (- 10 (/ 1 d2))) 0) (+ (* 0 0) (* 0 (sqr (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (* 0 400))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))) (+ (* (/ (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))) (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))) (* 0 (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 600 1) into 600
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 40 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 (+ 600 0) into 600
* [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) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 500) into 500
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 500 0) into 500
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* -20 10) (* 500 1))) into 300
* [misc]backup-simplify:  Simplify (- (/ 600 1) (+ (* 1 (/ 300 1)) (* -30 (/ -10 1)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (- 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (- 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (+ (* 0 0) (* 0 400)))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2))))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))) (+ (* (/ (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))) (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))) (* 0 (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))) (* 0 (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 600 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 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 40 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* 4000 1) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (- 4000) into -4000
* [misc]backup-simplify:  Simplify (+ 0 -4000) into -4000
* [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 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) 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 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* -20 0) (+ (* 500 10) (* 0 1)))) into 5000
* [misc]backup-simplify:  Simplify (- (/ -4000 1) (+ (* 1 (/ 5000 1)) (* -30 (/ 300 1)) (* 0 (/ -10 1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (- 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (- 10 (/ 1 d2)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 400))))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (+ (* (- (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2)))))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2))))) (+ (* (/ (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))) (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))) (* 0 (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))) (* 0 (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))) (* 0 (/ 0 (* -1 (* (- (+ (/ 1 (sqr d2)) 500) (* 20 (/ 1 d2))) (+ 10 (/ 1 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* (sqr (+ 10 d2)) (sqr (+ 10 d2))) into (pow (+ 10 d2) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (+ 10 d2) 4) -160000) into (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (* 0 (sqr (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (* 0 400)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000))) into (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)
* [misc]taylor:  Taking taylor expansion of (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000) in d2
* [misc]taylor:  Taking taylor expansion of (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 4) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (* 40 (pow d2 3)) in d2
* [misc]taylor:  Taking taylor expansion of 40 in d2
* [misc]backup-simplify:  Simplify 40 into 40
* [misc]taylor:  Taking taylor expansion of (pow d2 3) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 600 (sqr d2)) (* 4000 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (* 600 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of 600 in d2
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 4000 d2) in d2
* [misc]taylor:  Taking taylor expansion of 4000 in d2
* [misc]backup-simplify:  Simplify 4000 into 4000
* [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 150000 in d2
* [misc]backup-simplify:  Simplify 150000 into 150000
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 600 0) into 0
* [misc]backup-simplify:  Simplify (* 4000 0) 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]backup-simplify:  Simplify (- 150000) into -150000
* [misc]backup-simplify:  Simplify (+ 0 -150000) into -150000
* [misc]backup-simplify:  Simplify -150000 into -150000
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (+ (* 0 0) (* 0 (sqr (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (* 0 400))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 600 0) (* 0 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 4000 1) (* 0 0)) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (+ 0 4000) into 4000
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 4000 0) into 4000
* [misc]backup-simplify:  Simplify 4000 into 4000
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (+ 10 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (+ (* 0 0) (* 0 400)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (+ (* 600 (sqr d2)) (* 4000 d2)))) 150000))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 600 1) (+ (* 0 0) (* 0 0))) into 600
* [misc]backup-simplify:  Simplify (+ (* 4000 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (+ 0 600) into 600
* [misc]backup-simplify:  Simplify (+ 0 600) into 600
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]backup-simplify:  Simplify (+ (* 600 (* (sqr d2) d1)) (+ (* 4000 (* d2 d1)) (* -150000 (* 1 d1)))) into (- (+ (* 600 (* d1 (sqr d2))) (* 4000 (* d1 d2))) (* 150000 d1))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 d2)))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (sqr (+ 10 (/ 1 d2))) (sqr (+ 10 (/ 1 d2)))) into (pow (+ 10 (/ 1 d2)) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (+ 10 (/ 1 d2)) 4) -160000) into (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)) into (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)
* [misc]taylor:  Taking taylor expansion of (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* 40 (/ 1 (pow d2 3))) in d2
* [misc]taylor:  Taking taylor expansion of 40 in d2
* [misc]backup-simplify:  Simplify 40 into 40
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d2 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 3) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* 600 (/ 1 (sqr d2))) in d2
* [misc]taylor:  Taking taylor expansion of 600 in d2
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))) in d2
* [misc]taylor:  Taking taylor expansion of (* 4000 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 4000 in d2
* [misc]backup-simplify:  Simplify 4000 into 4000
* [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 (pow d2 4)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 4) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 150000 in d2
* [misc]backup-simplify:  Simplify 150000 into 150000
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [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]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 (/ 1 d2))) 0) (* 0 (sqr (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (* 0 400)) 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 0) (* 0 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 40 1) into 40
* [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 (+ 40 0) into 40
* [misc]backup-simplify:  Simplify (+ 40 0) into 40
* [misc]backup-simplify:  Simplify 40 into 40
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (* 0 (sqr (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (* 0 400))) 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 0) (+ (* 0 0) (* 0 (- (+ (* 40 (/ 1 (pow d2 3))) (+ (* 600 (/ 1 (sqr d2))) (+ (* 4000 (/ 1 d2)) (/ 1 (pow d2 4))))) 150000)))) 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 (+ (* 40 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (* 600 1) into 600
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (+ 0 600) into 600
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]backup-simplify:  Simplify (+ (* 600 (* (/ 1 (sqr (/ 1 d2))) (/ 1 (/ 1 d1)))) (+ (* 40 (* (pow (/ 1 d2) -3) (/ 1 (/ 1 d1)))) (* 1 (* (pow (/ 1 d2) -4) (/ 1 (/ 1 d1)))))) into (+ (* 600 (* d1 (sqr d2))) (+ (* 40 (* d1 (pow d2 3))) (* d1 (pow d2 4))))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20)))) 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 (- (sqr (sqr (+ 10 (/ 1 (- d2))))) (sqr (sqr 20))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (sqr (- 10 (/ 1 d2))) (sqr (- 10 (/ 1 d2)))) into (pow (- 10 (/ 1 d2)) 4)
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (* 400 400) into 160000
* [misc]backup-simplify:  Simplify (- 160000) into -160000
* [misc]backup-simplify:  Simplify (+ (pow (- 10 (/ 1 d2)) 4) -160000) into (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))) into (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))))
* [misc]taylor:  Taking taylor expansion of (* -1 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2)))))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) in d2
* [misc]taylor:  Taking taylor expansion of (* 600 (/ 1 (sqr d2))) in d2
* [misc]taylor:  Taking taylor expansion of 600 in d2
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d2 4)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 4) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 150000 (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of 150000 in d2
* [misc]backup-simplify:  Simplify 150000 into 150000
* [misc]taylor:  Taking taylor expansion of (+ (* 40 (/ 1 (pow d2 3))) (* 4000 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (* 40 (/ 1 (pow d2 3))) in d2
* [misc]taylor:  Taking taylor expansion of 40 in d2
* [misc]backup-simplify:  Simplify 40 into 40
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d2 3)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d2 3) in d2
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 4000 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 4000 in d2
* [misc]backup-simplify:  Simplify 4000 into 4000
* [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 (+ 0 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) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (- 10 (/ 1 d2))) 0) (* 0 (sqr (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (* 0 400)) 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 0) (* 0 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (* 40 1) into 40
* [misc]backup-simplify:  Simplify (+ 40 0) into 40
* [misc]backup-simplify:  Simplify (+ 0 40) into 40
* [misc]backup-simplify:  Simplify (- 40) into -40
* [misc]backup-simplify:  Simplify (+ 0 -40) into -40
* [misc]backup-simplify:  Simplify (+ (* -1 -40) (* 0 1)) into 40
* [misc]backup-simplify:  Simplify 40 into 40
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqr (- 10 (/ 1 d2))) 0) (+ (* 0 0) (* 0 (sqr (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ (* 400 0) (+ (* 0 0) (* 0 400))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (+ (* 600 (/ 1 (sqr d2))) (/ 1 (pow d2 4))) (+ (* 40 (/ 1 (pow d2 3))) (+ 150000 (* 4000 (/ 1 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 600 1) into 600
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 40 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 (+ 600 0) into 600
* [misc]backup-simplify:  Simplify (+ (* -1 600) (+ (* 0 -40) (* 0 1))) into -600
* [misc]backup-simplify:  Simplify -600 into -600
* [misc]backup-simplify:  Simplify (+ (* -600 (* (/ 1 (sqr (/ 1 (- d2)))) (/ 1 (/ 1 (- d1))))) (+ (* 40 (* (pow (/ 1 (- d2)) -3) (/ 1 (/ 1 (- d1))))) (* -1 (* (pow (/ 1 (- d2)) -4) (/ 1 (/ 1 (- d1))))))) into (+ (* 600 (* d1 (sqr d2))) (+ (* 40 (* d1 (pow d2 3))) (* d1 (pow d2 4))))
* [misc]approximate:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr (+ 10 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 100 100) into 10000
* [misc]backup-simplify:  Simplify 10000 into 10000
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify (+ (* 100 20) (* 20 100)) into 4000
* [misc]backup-simplify:  Simplify 4000 into 4000
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify (+ (* 100 1) (+ (* 20 20) (* 1 100))) into 600
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]backup-simplify:  Simplify (+ (* 600 (sqr d2)) (+ (* 4000 d2) 10000)) into (+ 10000 (+ (* 600 (sqr d2)) (* 4000 d2)))
* [misc]approximate:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr (+ 10 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 0 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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify (+ (* 1 20) (* 20 1)) into 40
* [misc]backup-simplify:  Simplify 40 into 40
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify (+ (* 1 100) (+ (* 20 20) (* 100 1))) into 600
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]backup-simplify:  Simplify (+ (* 600 (sqr (/ 1 (/ 1 d2)))) (+ (* 40 (pow (/ 1 (/ 1 d2)) 3)) (* 1 (pow (/ 1 (/ 1 d2)) 4)))) into (+ (pow d2 4) (+ (* 40 (pow d2 3)) (* 600 (sqr d2))))
* [misc]approximate:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqr (+ 10 (/ 1 (- d2))))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (sqr (+ 10 (/ 1 (- d2))))) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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]backup-simplify:  Simplify (+ 0 -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) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify (+ (* 1 -20) (* -20 1)) into -40
* [misc]backup-simplify:  Simplify -40 into -40
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify (+ (* 1 100) (+ (* -20 -20) (* 100 1))) into 600
* [misc]backup-simplify:  Simplify 600 into 600
* [misc]backup-simplify:  Simplify (+ (* 600 (sqr (/ 1 (/ 1 (- d2))))) (+ (* -40 (pow (/ 1 (/ 1 (- d2))) 3)) (* 1 (pow (/ 1 (/ 1 (- d2))) 4)))) into (+ (pow d2 4) (+ (* 40 (pow d2 3)) (* 600 (sqr d2))))
* [misc]approximate:  Taking taylor expansion of (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ 100 400) into 500
* [misc]backup-simplify:  Simplify (* -10 500) into -5000
* [misc]backup-simplify:  Simplify -5000 into -5000
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* -10 20) (* 1 500)) into 300
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [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 (+ (* -10 1) (+ (* 1 20) (* 0 500))) into 10
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (+ (* 10 (sqr d2)) (+ (* 300 d2) -5000)) into (- (+ (* 10 (sqr d2)) (* 300 d2)) 5000)
* [misc]approximate:  Taking taylor expansion of (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 d2)) 20) (+ (sqr (+ 10 (/ 1 d2))) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) 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]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (+ (* 1 20) (* -10 1)) into 10
* [misc]backup-simplify:  Simplify 10 into 10
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ 100 400) into 500
* [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]backup-simplify:  Simplify (+ (* 1 500) (+ (* -10 20) (* 0 1))) into 300
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ (* 300 (/ 1 (/ 1 d2))) (+ (* 10 (sqr (/ 1 (/ 1 d2)))) (* 1 (pow (/ 1 (/ 1 d2)) 3)))) into (+ (pow d2 3) (+ (* 10 (sqr d2)) (* 300 d2)))
* [misc]approximate:  Taking taylor expansion of (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (- (+ 10 (/ 1 (- d2))) 20) (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) 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]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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify (+ -20 0) into -20
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (+ (* -1 -20) (* -10 1)) into 10
* [misc]backup-simplify:  Simplify 10 into 10
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (+ 100 400) into 500
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 500) (+ (* -10 -20) (* 0 1))) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ (* -300 (/ 1 (/ 1 (- d2)))) (+ (* 10 (sqr (/ 1 (/ 1 (- d2))))) (* -1 (pow (/ 1 (/ 1 (- d2))) 3)))) into (+ (pow d2 3) (+ (* 10 (sqr d2)) (* 300 d2)))
* * * [misc]progress:  tayloring alt 2 of 6
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in d2
* [misc]backup-simplify:  Simplify (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) into (* d1 (+ 30 d2))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) into (* d1 (+ 30 d2))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* d1 (+ (+ 10 d2) 20)))) into (* d1 (+ 30 d2))
* [misc]taylor:  Taking taylor expansion of (* d1 (+ 30 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 (+ 30 d2) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (* d1 30) into (* 30 d1)
* [misc]backup-simplify:  Simplify (* 30 d1) into (* 30 d1)
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* d1 1) (* 0 30)) into d1
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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) (+ (* 0 1) (* 0 30))) into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 (* d2 1)) (* 30 d1)) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in d2
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) into (/ (+ 30 (/ 1 d2)) d1)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) into (/ (+ 30 (/ 1 d2)) d1)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)))) into (/ (+ 30 (/ 1 d2)) d1)
* [misc]taylor:  Taking taylor expansion of (/ (+ 30 (/ 1 d2)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (+ 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (- (/ 30 d1) (+ (* (/ 1 d1) (/ 0 d1)))) into (* 30 (/ 1 d1))
* [misc]backup-simplify:  Simplify (* 30 (/ 1 d1)) into (/ 30 d1)
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ 1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)))) into 0
* [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 0 into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ 1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (/ 30 d1) into (/ 30 d1)
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in d2
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) into (* -1 (/ (- 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) into (* -1 (/ (- 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) in d1
* [misc]backup-simplify:  Simplify (cube (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)))) into (* -1 (/ (- 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (- 30 (/ 1 d2)) d1)) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (- 30 (/ 1 d2)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 d1) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (- (/ 30 d1) (+ (* (/ -1 d1) (/ 0 d1)))) into (* 30 (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (* -1 (* 30 (/ 1 d1))) (* 0 (/ -1 d1))) into (- (* 30 (/ 1 d1)))
* [misc]backup-simplify:  Simplify (- (* 30 (/ 1 d1))) into (- (* 30 (/ 1 d1)))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ -1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 (* 30 (/ 1 d1))) (* 0 (/ -1 d1)))) into 0
* [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 0 into 0
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 d1) (+ (* (/ -1 d1) (/ 0 d1)) (* (* 30 (/ 1 d1)) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (* 30 (/ 1 d1))) (* 0 (/ -1 d1))))) into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (- (* 30 (/ 1 d1))) into (- (* 30 (/ 1 d1)))
* [misc]approximate:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ (+ 10 d2) 20))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ (+ 10 d2) 20))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ (+ 10 d2) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ (+ 10 d2) 20))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* d1 (+ 30 d2))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ 30 d2))) into (cbrt (* d1 (+ 30 d2)))
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ 30 d2))) into (cbrt (* d1 (+ 30 d2)))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (* d1 (+ 30 d2))) into (cbrt (* d1 (+ 30 d2)))
* [misc]approximate:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20))) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of (cbrt (/ (+ 30 (/ 1 d2)) d1)) in d2
* [misc]backup-simplify:  Simplify (cbrt (/ (+ 30 (/ 1 d2)) d1)) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]backup-simplify:  Simplify (cbrt (/ (+ 30 (/ 1 d2)) d1)) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (/ (+ 30 (/ 1 d2)) d1)) into (cbrt (/ (+ 30 (/ 1 d2)) d1))
* [misc]approximate:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]backup-simplify:  Simplify (cbrt (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) in d2
* [misc]backup-simplify:  Simplify (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]backup-simplify:  Simplify (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [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 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))) into (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1)))
* [misc]approximate:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) 20) into (+ 30 d2)
* [misc]backup-simplify:  Simplify (* 0 (+ 30 d2)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (+ 30 d2))) into (+ 30 d2)
* [misc]taylor:  Taking taylor expansion of (+ 30 d2) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (+ 30 d2)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (+ 30 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) 20) into (+ 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* 1 (+ 30 (/ 1 d2))) into (+ 30 (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (+ 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (* 0 (+ 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 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 (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) 20) into (- 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* -1 (- 30 (/ 1 d2))) into (* -1 (- 30 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (* -1 (- 30 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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]backup-simplify:  Simplify (* -1 -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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (- 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (+ (* -1 30) (* 0 -1)) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 30) (* 0 -1))) 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 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 30) (* 0 -1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (- 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* * * [misc]progress:  tayloring alt 3 of 6
* [misc]approximate:  Taking taylor expansion of (* (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (/ 1 (- (+ 10 d2) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (/ 1 (- (+ 10 d2) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (/ 1 -10) into -1/10
* [misc]taylor:  Taking taylor expansion of (* (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (/ 1 (- (+ 10 d2) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ 1 (- d2 10)) into (/ 1 (- d2 10))
* [misc]taylor:  Taking taylor expansion of (* (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (/ 1 (- (+ 10 d2) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ 1 (- d2 10)) into (/ 1 (- d2 10))
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]backup-simplify:  Simplify (* 0 (/ 1 (- d2 10))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (- (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* (- (+ (sqr d2) (* 20 d2)) 300) (/ 1 (- d2 10)))) into (- (+ (* 20 (/ d2 (- d2 10))) (/ (sqr d2) (- d2 10))) (* 300 (/ 1 (- d2 10))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* 20 (/ d2 (- d2 10))) (/ (sqr d2) (- d2 10))) (* 300 (/ 1 (- d2 10)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (* 20 (/ d2 (- d2 10))) (/ (sqr d2) (- d2 10))) in d2
* [misc]taylor:  Taking taylor expansion of (* 20 (/ d2 (- d2 10))) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ d2 (- d2 10)) 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 (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (/ 1 -10) into -1/10
* [misc]taylor:  Taking taylor expansion of (/ (sqr d2) (- d2 10)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (/ 1 -10) into -1/10
* [misc]taylor:  Taking taylor expansion of (* 300 (/ 1 (- d2 10))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (/ 1 -10) into -1/10
* [misc]backup-simplify:  Simplify (* 300 -1/10) into -30
* [misc]backup-simplify:  Simplify (- -30) into 30
* [misc]backup-simplify:  Simplify (+ 0 30) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* (- (+ (sqr d2) (* 20 d2)) 300) 0) (* 0 (/ 1 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 20 -1/10) into -2
* [misc]backup-simplify:  Simplify (+ -2 0) into -2
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* -1/10 (/ 1 -10)))) into -1/100
* [misc]backup-simplify:  Simplify (+ (* 300 -1/100) (* 0 -1/10)) into -3
* [misc]backup-simplify:  Simplify (- -3) into 3
* [misc]backup-simplify:  Simplify (+ -2 3) into 1
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* (- (+ (sqr d2) (* 20 d2)) 300) 0) (+ (* 0 0) (* 0 (/ 1 (- d2 10)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 -10) (+ (* -1/10 (/ 1 -10)))) into -1/100
* [misc]backup-simplify:  Simplify (+ (* 20 -1/100) (* 0 -1/10)) into -1/5
* [misc]backup-simplify:  Simplify (+ -1/5 -1/10) into -3/10
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1/10 (/ 0 -10)) (* -1/100 (/ 1 -10)))) into -1/1000
* [misc]backup-simplify:  Simplify (+ (* 300 -1/1000) (+ (* 0 -1/100) (* 0 -1/10))) into -3/10
* [misc]backup-simplify:  Simplify (- -3/10) into 3/10
* [misc]backup-simplify:  Simplify (+ -3/10 3/10) 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 (- (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* (- (+ (sqr d2) (* 20 d2)) 300) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (- d2 10))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 d2)) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 d2)) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 (/ 1 d2)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 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 (* (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 d2)) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 (/ 1 d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) 10)) into (/ 1 (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 d2)) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 (/ 1 d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) 10)) into (/ 1 (- (/ 1 d2) 10))
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (/ 1 (- (/ 1 d2) 10))) into (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) 0) (* 0 (/ 1 (- (/ 1 d2) 10)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (- (/ 20 1) (+ (* 1 (/ -10 1)))) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) 0) (+ (* 0 0) (* 0 (/ 1 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* 30 (/ -10 1)))) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (- (/ 1 d2) 10)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 30 (/ 0 1)) (* 0 (/ -10 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (- (/ 1 d2) 10))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 (- d2))) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 (- d2))) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 (/ 1 (- d2))) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 -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 (* (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 (/ 1 (- d2))) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ 1 (- (+ 10 (/ 1 d2)))) into (/ -1 (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (/ 1 (- (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (+ 10 (/ 1 (- d2))) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ 1 (- (+ 10 (/ 1 d2)))) into (/ -1 (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (* (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) (/ -1 (+ 10 (/ 1 d2)))) into (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 300 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) 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 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) 0) (* 0 (/ -1 (+ 10 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- (/ -20 1) (+ (* 1 (/ 10 1)))) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) 0) (+ (* 0 0) (* 0 (/ -1 (+ 10 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 300 0) into 300
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* -30 (/ 10 1)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) 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 1) (+ (* 1 (/ 0 1)) (* -30 (/ 0 1)) (* 0 (/ 10 1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 (+ 10 (/ 1 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]taylor:  Taking taylor expansion of (- (+ (sqr d2) (* 20 d2)) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (sqr d2) (* 20 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 20 d2) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 0 0)) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 1) (* 0 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 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* (sqr d2) d1)) (+ (* 20 (* d2 d1)) (* -300 (* 1 d1)))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ (* -300 (* 1 (/ 1 (/ 1 d1)))) (+ (* 20 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (sqr (/ 1 d2))) (/ 1 (/ 1 d1)))))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]taylor:  Taking taylor expansion of (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 300 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) into 1
* [misc]backup-simplify:  Simplify (* -1 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ (* -1 -20) (* 0 1)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 300 0) into 300
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (+ (* -1 -300) (+ (* 0 -20) (* 0 1))) into 300
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ (* 300 (* 1 (/ 1 (/ 1 (- d1))))) (+ (* 20 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))) (* -1 (* (/ 1 (sqr (/ 1 (- d2)))) (/ 1 (/ 1 (- d1))))))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 d2)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr d2)) (+ (* 20 d2) 100)) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 0 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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 100 (+ (* 20 (/ 1 (/ 1 d2))) (* 1 (sqr (/ 1 (/ 1 d2)))))) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify -20 into -20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 100 (+ (* -20 (/ 1 (/ 1 (- d2)))) (* 1 (sqr (/ 1 (/ 1 (- d2))))))) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr d2)) (+ (* 20 d2) -300)) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ -300 (+ (* 20 (/ 1 (/ 1 d2))) (* 1 (sqr (/ 1 (/ 1 d2)))))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify (+ -20 0) into -20
* [misc]backup-simplify:  Simplify -20 into -20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ -300 (+ (* -20 (/ 1 (/ 1 (- d2)))) (* 1 (sqr (/ 1 (/ 1 (- d2))))))) into (- (+ (sqr d2) (* 20 d2)) 300)
* * * [misc]progress:  tayloring alt 4 of 6
* [misc]approximate:  Taking taylor expansion of (* (/ d1 (+ 10 (- d2 20))) (- (* (+ d2 20) d2) 300)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (+ 10 (- d2 20))) (- (* (+ d2 20) d2) 300)) in d2
* [misc]taylor:  Taking taylor expansion of (/ d1 (+ 10 (- d2 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (- d2 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (/ d1 -10) into (* -1/10 d1)
* [misc]taylor:  Taking taylor expansion of (- (* (+ d2 20) d2) 300) in d2
* [misc]taylor:  Taking taylor expansion of (* (+ d2 20) d2) in d2
* [misc]taylor:  Taking taylor expansion of (+ d2 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (+ 10 (- d2 20))) (- (* (+ d2 20) d2) 300)) in d1
* [misc]taylor:  Taking taylor expansion of (/ d1 (+ 10 (- d2 20))) 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 (+ 10 (- d2 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ d2 -20) into (- d2 20)
* [misc]backup-simplify:  Simplify (+ 10 (- d2 20)) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ 1 (- d2 10)) into (/ 1 (- d2 10))
* [misc]taylor:  Taking taylor expansion of (- (* (+ d2 20) d2) 300) in d1
* [misc]taylor:  Taking taylor expansion of (* (+ d2 20) d2) in d1
* [misc]taylor:  Taking taylor expansion of (+ d2 20) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 300 in d1
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (+ 10 (- d2 20))) (- (* (+ d2 20) d2) 300)) in d1
* [misc]taylor:  Taking taylor expansion of (/ d1 (+ 10 (- d2 20))) 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 (+ 10 (- d2 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ d2 -20) into (- d2 20)
* [misc]backup-simplify:  Simplify (+ 10 (- d2 20)) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ 1 (- d2 10)) into (/ 1 (- d2 10))
* [misc]taylor:  Taking taylor expansion of (- (* (+ d2 20) d2) 300) in d1
* [misc]taylor:  Taking taylor expansion of (* (+ d2 20) d2) in d1
* [misc]taylor:  Taking taylor expansion of (+ d2 20) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 300 in d1
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ d2 20) into (+ 20 d2)
* [misc]backup-simplify:  Simplify (* (+ 20 d2) d2) into (* (+ 20 d2) d2)
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ (* (+ 20 d2) d2) -300) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* (/ 1 (- d2 10)) (- (+ (sqr d2) (* 20 d2)) 300)) into (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (sqr d2) (* 20 d2)) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (sqr d2) (* 20 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 20 d2) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (/ -300 -10) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 20 d2) 0) (* 0 d2)) 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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 10)) (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- d2 10)) 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 0 0)) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 20 -10) (+ (* 30 (/ 1 -10)))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 20 d2) 0) (+ (* 0 0) (* 0 d2))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 10)) (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- d2 10)) 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 1) (* 0 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 -10) (+ (* 30 (/ 0 -10)) (* 1 (/ 1 -10)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 20 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 d2)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 10)) (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- d2 10)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) (- (* (+ (/ 1 d2) 20) (/ 1 d2)) 300)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) (- (* (+ (/ 1 d2) 20) (/ 1 d2)) 300)) in d2
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) 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 (+ 10 (- (/ 1 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (- (* (+ (/ 1 d2) 20) (/ 1 d2)) 300) in d2
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 d2) 20) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) (- (* (+ (/ 1 d2) 20) (/ 1 d2)) 300)) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) 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 (+ 10 (- (/ 1 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) -20) into (- (/ 1 d2) 20)
* [misc]backup-simplify:  Simplify (+ 10 (- (/ 1 d2) 20)) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) 10)) into (/ 1 (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (- (* (+ (/ 1 d2) 20) (/ 1 d2)) 300) in d1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 d2) 20) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d1
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) (- (* (+ (/ 1 d2) 20) (/ 1 d2)) 300)) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) 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 (+ 10 (- (/ 1 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) -20) into (- (/ 1 d2) 20)
* [misc]backup-simplify:  Simplify (+ 10 (- (/ 1 d2) 20)) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) 10)) into (/ 1 (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (- (* (+ (/ 1 d2) 20) (/ 1 d2)) 300) in d1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 d2) 20) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d1
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) 20) into (+ 20 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 20 (/ 1 d2)) (/ 1 d2)) into (/ (+ 20 (/ 1 d2)) d2)
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ (/ (+ 20 (/ 1 d2)) d2) -300) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* (/ 1 (- (/ 1 d2) 10)) (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 20 (/ 1 d2)) 0) (* 0 (/ 1 d2))) 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 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) 10)) (+ (* (/ 1 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) 10)) 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (- (/ 20 1) (+ (* 1 (/ -10 1)))) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 20 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (/ 1 d2)))) 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) 10)) (+ (* (/ 1 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) 10)) 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* 30 (/ -10 1)))) 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 20 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d2))))) 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) 10)) (+ (* (/ 1 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) 10)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 30 (/ 0 1)) (* 0 (/ -10 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 20 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d2)))))) 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) 10)) (+ (* (/ 1 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) 10)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) (- (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) 300)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) (- (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) 300)) in d2
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) 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 (+ 10 (- (/ 1 (- d2)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (- (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) (- (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) 300)) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) 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 (+ 10 (- (/ 1 (- d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) -20) into (- (+ 20 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ 10 (- (+ 20 (/ 1 d2)))) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ 10 (/ 1 d2)))) into (/ 1 (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (- (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) 300) in d1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d1
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) (- (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) 300)) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) 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 (+ 10 (- (/ 1 (- d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) -20) into (- (+ 20 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ 10 (- (+ 20 (/ 1 d2)))) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ 10 (/ 1 d2)))) into (/ 1 (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (- (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) 300) in d1
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d1
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) 20) into (- 20 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 20 (/ 1 d2)) (/ -1 d2)) into (* -1 (/ (- 20 (/ 1 d2)) d2))
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ (* -1 (/ (- 20 (/ 1 d2)) d2)) -300) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* (/ 1 (+ 10 (/ 1 d2))) (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 300 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 20 (/ 1 d2)) 0) (* 0 (/ -1 d2))) 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 (- d2) into (- d2)
* [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]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ 1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (+ 10 (/ 1 d2))) 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- (/ -20 1) (+ (* 1 (/ 10 1)))) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 (- 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 20 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (/ -1 d2)))) 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 (- 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ 1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 300 0) into 300
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* -30 (/ 10 1)))) 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 (- 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 20 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d2))))) 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 (- 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ 1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) 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 1) (+ (* 1 (/ 0 1)) (* -30 (/ 0 1)) (* 0 (/ 10 1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 20 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d2)))))) 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 (- 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ 1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (+ 10 (/ 1 d2))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (+ d2 20) d2) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ d2 20) d2) in d2
* [misc]taylor:  Taking taylor expansion of (+ d2 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (* (+ d2 20) d2) in d2
* [misc]taylor:  Taking taylor expansion of (+ d2 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 20) into 20
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 1 0)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr d2)) (* 20 d2)) into (+ (sqr d2) (* 20 d2))
* [misc]approximate:  Taking taylor expansion of (* (+ (/ 1 d2) 20) (/ 1 d2)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 d2) 20) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 d2) 20) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) 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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 20 1)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 20 0) (* 0 1))) into 0
* [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 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 20 0) (+ (* 0 0) (* 0 1)))) into 0
* [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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [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 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
* [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 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
* [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)))) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 20 (/ 1 (/ 1 d2))) (* 1 (sqr (/ 1 (/ 1 d2))))) into (+ (sqr d2) (* 20 d2))
* [misc]approximate:  Taking taylor expansion of (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (/ 1 (- d2)) 20) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (- d2)) 20) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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]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) 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 (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 20 -1)) into -20
* [misc]backup-simplify:  Simplify -20 into -20
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 20 0) (* 0 -1))) into 0
* [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 (- (+ (* -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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 20 0) (+ (* 0 0) (* 0 -1)))) into 0
* [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 (- (+ (* -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 (- 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
* [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 (- 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))))) into 0
* [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 (- 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))))) into 0
* [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 (- (+ (* -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 (- 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -20 (/ 1 (/ 1 (- d2)))) (* 1 (sqr (/ 1 (/ 1 (- d2)))))) into (+ (sqr d2) (* 20 d2))
* [misc]approximate:  Taking taylor expansion of (+ 10 (- d2 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (+ 10 (- d2 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ 10 (- d2 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify -10 into -10
* [misc]backup-simplify:  Simplify (- 0) into 0
* [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) 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) 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) 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) 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) 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) 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 (+ (* 1 d2) -10) into (- d2 10)
* [misc]approximate:  Taking taylor expansion of (+ 10 (- (/ 1 d2) 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (+ 10 (- (/ 1 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ 10 (- (/ 1 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify -10 into -10
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 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 (- (+ (* 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [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 (- 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 (- (+ (* 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [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)))) into 0
* [misc]backup-simplify:  Simplify (- 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 (+ -10 (* 1 (/ 1 (/ 1 d2)))) into (- d2 10)
* [misc]approximate:  Taking taylor expansion of (+ 10 (- (/ 1 (- d2)) 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (+ 10 (- (/ 1 (- d2)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ 10 (- (/ 1 (- d2)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify -10 into -10
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [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 (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 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) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [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 (- (+ (* -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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ -10 (* -1 (/ 1 (/ 1 (- d2))))) into (- d2 10)
* [misc]approximate:  Taking taylor expansion of (/ d1 (+ 10 (- d2 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ d1 (+ 10 (- d2 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (- d2 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (/ d1 -10) into (* -1/10 d1)
* [misc]taylor:  Taking taylor expansion of (/ d1 (+ 10 (- d2 20))) 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 (+ 10 (- d2 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ d2 -20) into (- d2 20)
* [misc]backup-simplify:  Simplify (+ 10 (- d2 20)) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ 1 (- d2 10)) into (/ 1 (- d2 10))
* [misc]taylor:  Taking taylor expansion of (/ d1 (+ 10 (- d2 20))) 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 (+ 10 (- d2 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- d2 20) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ d2 -20) into (- d2 20)
* [misc]backup-simplify:  Simplify (+ 10 (- d2 20)) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ 1 (- d2 10)) into (/ 1 (- d2 10))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (/ 1 -10) into -1/10
* [misc]backup-simplify:  Simplify -1/10 into -1/10
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 10)) (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (- (+ (* -1/10 (/ 1 -10)))) into -1/100
* [misc]backup-simplify:  Simplify -1/100 into -1/100
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 10)) (+ (* (/ 1 (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (- (+ (* -1/10 (/ 0 -10)) (* -1/100 (/ 1 -10)))) into -1/1000
* [misc]backup-simplify:  Simplify -1/1000 into -1/1000
* [misc]backup-simplify:  Simplify (+ (* -1/1000 (* (sqr d2) d1)) (+ (* -1/100 (* d2 d1)) (* -1/10 (* 1 d1)))) into (- (+ (* 1/1000 (* d1 (sqr d2))) (+ (* 1/10 d1) (* 1/100 (* d1 d2)))))
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) 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 (+ 10 (- (/ 1 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) 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 (+ 10 (- (/ 1 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) -20) into (- (/ 1 d2) 20)
* [misc]backup-simplify:  Simplify (+ 10 (- (/ 1 d2) 20)) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) 10)) into (/ 1 (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (+ 10 (- (/ 1 d2) 20))) 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 (+ 10 (- (/ 1 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) -20) into (- (/ 1 d2) 20)
* [misc]backup-simplify:  Simplify (+ 10 (- (/ 1 d2) 20)) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) 10)) into (/ 1 (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 d2) 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (- (+ (* 1 (/ 0 1)))) 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]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) 10)) (+ (* (/ 1 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ -10 1)))) into 10
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) 10)) (+ (* (/ 1 (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 10 (/ -10 1)))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ (* 100 (* (pow (/ 1 d2) 3) (/ 1 (/ 1 d1)))) (+ (* 10 (* (sqr (/ 1 d2)) (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 d2) (/ 1 (/ 1 d1)))))) into (+ (/ d1 d2) (+ (* 100 (/ d1 (pow d2 3))) (* 10 (/ d1 (sqr d2)))))
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) 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 (+ 10 (- (/ 1 (- d2)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) 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 (+ 10 (- (/ 1 (- d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) -20) into (- (+ 20 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ 10 (- (+ 20 (/ 1 d2)))) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ 10 (/ 1 d2)))) into (/ 1 (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (+ 10 (- (/ 1 (- d2)) 20))) 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 (+ 10 (- (/ 1 (- d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) 20) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) -20) into (- (+ 20 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (+ 10 (- (+ 20 (/ 1 d2)))) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ 10 (/ 1 d2)))) into (/ 1 (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [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 (- 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ 1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 10 1)))) into -10
* [misc]backup-simplify:  Simplify -10 into -10
* [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 (- 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ 1 (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* -10 (/ 10 1)))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ (* 100 (* (pow (/ 1 (- d2)) 3) (/ 1 (/ 1 (- d1))))) (+ (* -10 (* (sqr (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (- d2)) (/ 1 (/ 1 (- d1))))))) into (+ (/ d1 d2) (+ (* 100 (/ d1 (pow d2 3))) (* 10 (/ d1 (sqr d2)))))
* * * [misc]progress:  tayloring alt 5 of 6
* [misc]approximate:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (+ (+ 10 d2) 20)) 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 (+ (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) 20) into (+ 30 d2)
* [misc]backup-simplify:  Simplify (* 0 (+ 30 d2)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (+ 30 d2))) into (+ 30 d2)
* [misc]taylor:  Taking taylor expansion of (+ 30 d2) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (+ 30 d2)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (+ 30 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (+ 10 (/ 1 d2)) 20)) 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 (+ (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) 20) into (+ 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* 1 (+ 30 (/ 1 d2))) into (+ 30 (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (+ 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 0 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (* 0 (+ 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 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 (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 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 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (+ 10 (/ 1 (- d2))) 20)) 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 (+ (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) 20) into (- 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* -1 (- 30 (/ 1 d2))) into (* -1 (- 30 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (* -1 (- 30 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- 30 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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]backup-simplify:  Simplify (* -1 -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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (- 30 (/ 1 d2)))) 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 (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (+ (* -1 30) (* 0 -1)) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 30) (* 0 -1))) 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 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 30) (* 0 -1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (- 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 30 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* * * [misc]progress:  tayloring alt 6 of 6
* [misc]approximate:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify (* d1 -300) into (* -300 d1)
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 10 -20) into -10
* [misc]backup-simplify:  Simplify (/ (* -300 d1) -10) into (* 30 d1)
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) into (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10))
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (- (sqr (+ 10 d2)) (sqr 20))) (- (+ 10 d2) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 d2) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) -20) into (- d2 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) into (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (sqr d2) (* 20 d2)) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (sqr d2) (* 20 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 20 d2) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (- d2 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (/ -300 -10) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))) 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 (- d2 10)) (+ (* (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 0 0)) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 20 -10) (+ (* 30 (/ 1 -10)))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))))) 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 (- d2 10)) (+ (* (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 1) (* 0 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 -10) (+ (* 30 (/ 0 -10)) (* 1 (/ 1 -10)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))))) 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 (- d2 10)) (+ (* (/ (- (+ (sqr d2) (* 20 d2)) 300) (- d2 10)) (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))) (* 0 (/ 0 (- d2 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* 1 (* d2 d1)) (* 30 (* 1 d1))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 d1) 1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 0 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) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) into (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) (- (+ 10 (/ 1 d2)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 d2)) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) -20) into (- (/ 1 d2) 10)
* [misc]backup-simplify:  Simplify (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) into (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 10) 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 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 10) into -10
* [misc]backup-simplify:  Simplify (+ 0 -10) into -10
* [misc]backup-simplify:  Simplify (- (/ 20 1) (+ (* 1 (/ -10 1)))) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* 30 (/ -10 1)))) 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) into 0
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 30 (/ 0 1)) (* 0 (/ -10 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) 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 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) 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 (- (/ 1 d2) 10)) (+ (* (/ (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) (- (/ 1 d2) 10)) (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))) (* 0 (/ 0 (- (/ 1 d2) 10))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 30 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 d1) 1) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ 0 -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)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) (- (+ 10 (/ 1 d2)))) into (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) (- (+ 10 (/ 1 (- d2))) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (+ 10 (/ 1 (- d2))) 20) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ (- 10 (/ 1 d2)) -20) into (- (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) (- (+ 10 (/ 1 d2)))) into (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 300 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))) into 0
* [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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (- (/ -20 1) (+ (* 1 (/ 10 1)))) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 300 0) into 300
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ -300 1) (+ (* 1 (/ 0 1)) (* -30 (/ 10 1)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 0) (+ (* 0 0) (+ (* 0 1) (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 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 (+ 0 0) 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 1) (+ (* 1 (/ 0 1)) (* -30 (/ 0 1)) (* 0 (/ 10 1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) 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 (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) 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 (- (+ 10 (/ 1 d2)))) (+ (* (/ (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) (+ 10 (/ 1 d2))) (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))) (* 0 (/ 0 (- (+ 10 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -30 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 30 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* d1 (- (sqr (+ 10 d2)) (sqr 20))) 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 (- (sqr (+ 10 d2)) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* (+ 10 d2) (+ 10 d2)) into (sqr (+ 10 d2))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 d2)) -400) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]backup-simplify:  Simplify (* 0 (- (+ (sqr d2) (* 20 d2)) 300)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 (+ (* (+ 10 d2) 0) (* 0 (+ 10 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (- (+ (sqr d2) (* 20 d2)) 300))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]taylor:  Taking taylor expansion of (- (+ (sqr d2) (* 20 d2)) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (sqr d2) (* 20 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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]taylor:  Taking taylor expansion of (* 20 d2) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* 20 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 1) (* 0 0)) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 d2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (- (+ (sqr d2) (* 20 d2)) 300))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [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 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 1) (* 0 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 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* (sqr d2) d1)) (+ (* 20 (* d2 d1)) (* -300 (* 1 d1)))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (- (sqr (+ 10 (/ 1 d2))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (+ 10 (/ 1 d2)) (+ 10 (/ 1 d2))) into (sqr (+ 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (+ 10 (/ 1 d2))) -400) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]backup-simplify:  Simplify (* 1 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)) into (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (+ 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 0) (+ (* 0 0) (* 0 (- (+ (/ 1 (sqr d2)) (* 20 (/ 1 d2))) 300)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ (* -300 (* 1 (/ 1 (/ 1 d1)))) (+ (* 20 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (sqr (/ 1 d2))) (/ 1 (/ 1 d1)))))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20))) 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 (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d1
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of 10 in d1
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d1
* [misc]taylor:  Taking taylor expansion of 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 (/ -1 d2)) into (- 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- 10 (/ 1 d2)) (- 10 (/ 1 d2))) into (sqr (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ (sqr (- 10 (/ 1 d2))) -400) into (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))
* [misc]backup-simplify:  Simplify (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) into (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))
* [misc]taylor:  Taking taylor expansion of (* -1 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr d2)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr 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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 300 (* 20 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of 300 in d2
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]taylor:  Taking taylor expansion of (* 20 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) into 1
* [misc]backup-simplify:  Simplify (* -1 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 (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) 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 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (* 20 1) into 20
* [misc]backup-simplify:  Simplify (+ 0 20) into 20
* [misc]backup-simplify:  Simplify (- 20) into -20
* [misc]backup-simplify:  Simplify (+ 0 -20) into -20
* [misc]backup-simplify:  Simplify (+ (* -1 -20) (* 0 1)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 10 (/ 1 d2)) 0) (+ (* 0 0) (* 0 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) 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 (+ (* -1 0) (+ (* 0 0) (* 0 (- (/ 1 (sqr d2)) (+ 300 (* 20 (/ 1 d2))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 300 0) into 300
* [misc]backup-simplify:  Simplify (- 300) into -300
* [misc]backup-simplify:  Simplify (+ 0 -300) into -300
* [misc]backup-simplify:  Simplify (+ (* -1 -300) (+ (* 0 -20) (* 0 1))) into 300
* [misc]backup-simplify:  Simplify 300 into 300
* [misc]backup-simplify:  Simplify (+ (* 300 (* 1 (/ 1 (/ 1 (- d1))))) (+ (* 20 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))) (* -1 (* (/ 1 (sqr (/ 1 (- d2)))) (/ 1 (/ 1 (- d1))))))) into (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 d2)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr d2)) (+ (* 20 d2) 100)) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (+ 0 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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 100 (+ (* 20 (/ 1 (/ 1 d2))) (* 1 (sqr (/ 1 (/ 1 d2)))))) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify -20 into -20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify 100 into 100
* [misc]backup-simplify:  Simplify (+ 100 (+ (* -20 (/ 1 (/ 1 (- d2)))) (* 1 (sqr (/ 1 (/ 1 (- d2))))))) into (+ 100 (+ (sqr d2) (* 20 d2)))
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 d2)) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 d2) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (* 10 10) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ (* 10 1) (* 1 10)) into 20
* [misc]backup-simplify:  Simplify (+ (* 20 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 10 0) (+ (* 1 1) (* 0 10))) into 1
* [misc]backup-simplify:  Simplify (+ (* 20 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr d2)) (+ (* 20 d2) -300)) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 d2))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* 1 10) (* 10 1)) into 20
* [misc]backup-simplify:  Simplify (+ 20 0) into 20
* [misc]backup-simplify:  Simplify 20 into 20
* [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 0) (+ (* 10 10) (* 0 1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ -300 (+ (* 20 (/ 1 (/ 1 d2))) (* 1 (sqr (/ 1 (/ 1 d2)))))) into (- (+ (sqr d2) (* 20 d2)) 300)
* [misc]approximate:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (- (sqr (+ 10 (/ 1 (- d2)))) (sqr 20)) in d2
* [misc]taylor:  Taking taylor expansion of (sqr (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ 10 (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of 10 in d2
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (sqr 20) in d2
* [misc]taylor:  Taking taylor expansion of 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [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 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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 10 -1)) into -20
* [misc]backup-simplify:  Simplify (+ -20 0) into -20
* [misc]backup-simplify:  Simplify -20 into -20
* [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 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 10 10) (* 0 -1))) into 100
* [misc]backup-simplify:  Simplify (* 20 20) into 400
* [misc]backup-simplify:  Simplify (- 400) into -400
* [misc]backup-simplify:  Simplify (+ 100 -400) into -300
* [misc]backup-simplify:  Simplify -300 into -300
* [misc]backup-simplify:  Simplify (+ -300 (+ (* -20 (/ 1 (/ 1 (- d2)))) (* 1 (sqr (/ 1 (/ 1 (- d2))))))) into (- (+ (sqr d2) (* 20 d2)) 300)
* * * [misc]progress:  simplifying alt 1 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 2 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 3 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 4 of 60
* [enter]simplify:  Simplifying (/ (- (+ (* 600 (* d1 (sqr d2))) (* 4000 (* d1 d2))) (* 150000 d1)) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (51 enodes)
* * [misc]simplify:  iters left: 1 (117 enodes)
* [exit]simplify:  Simplified to (/ (- (+ (* 4000 (* d1 d2)) (* (* d1 600) (* d2 d2))) (* 150000 d1)) (* (- d2 (- 20 10)) (+ (sqr 20) (sqr (+ d2 10)))))
* [misc]none:  prog is (λ (d1 d2) (/ (- (+ (* 4000 (* d1 d2)) (* (* d1 600) (* d2 d2))) (* 150000 d1)) (* (- d2 (- 20 10)) (+ (sqr 20) (sqr (+ d2 10))))))
* * * [misc]progress:  simplifying alt 5 of 60
* [enter]simplify:  Simplifying (/ (+ (* 600 (* d1 (sqr d2))) (+ (* 40 (* d1 (pow d2 3))) (* d1 (pow d2 4)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (101 enodes)
* [exit]simplify:  Simplified to (/ (+ (+ (* (pow d2 4) d1) (* (* 40 d1) (cube d2))) (* (* d2 d2) (* d1 600))) (* (+ 10 (- d2 20)) (+ (sqr 20) (* (+ d2 10) (+ d2 10)))))
* [misc]none:  prog is (λ (d1 d2) (/ (+ (+ (* (pow d2 4) d1) (* (* 40 d1) (cube d2))) (* (* d2 d2) (* d1 600))) (* (+ 10 (- d2 20)) (+ (sqr 20) (* (+ d2 10) (+ d2 10))))))
* * * [misc]progress:  simplifying alt 6 of 60
* [enter]simplify:  Simplifying (/ (+ (* 600 (* d1 (sqr d2))) (+ (* 40 (* d1 (pow d2 3))) (* d1 (pow d2 4)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (101 enodes)
* [exit]simplify:  Simplified to (/ (+ (+ (* (pow d2 4) d1) (* (* 40 d1) (cube d2))) (* (* d2 d2) (* d1 600))) (* (+ 10 (- d2 20)) (+ (sqr 20) (* (+ d2 10) (+ d2 10)))))
* [misc]none:  prog is (λ (d1 d2) (/ (+ (+ (* (pow d2 4) d1) (* (* 40 d1) (cube d2))) (* (* d2 d2) (* d1 600))) (* (+ 10 (- d2 20)) (+ (sqr 20) (* (+ d2 10) (+ d2 10))))))
* * * [misc]progress:  simplifying alt 7 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ 10000 (+ (* 600 (sqr d2)) (* 4000 d2))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (50 enodes)
* * [misc]simplify:  iters left: 1 (114 enodes)
* [exit]simplify:  Simplified to (/ (* (- (+ (+ 10000 (* 4000 d2)) (* (* d2 d2) 600)) (sqr (* 20 20))) d1) (* (+ (* 20 20) (sqr (+ d2 10))) (+ 10 (- d2 20))))
* [misc]none:  prog is (λ (d1 d2) (/ (* (- (+ (+ 10000 (* 4000 d2)) (* (* d2 d2) 600)) (sqr (* 20 20))) d1) (* (+ (* 20 20) (sqr (+ d2 10))) (+ 10 (- d2 20)))))
* * * [misc]progress:  simplifying alt 8 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (* 600 (sqr d2)))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (119 enodes)
* [exit]simplify:  Simplified to (* (/ (+ (+ (pow d2 4) (* (* 40 d2) (* d2 d2))) (- (* 600 (* d2 d2)) (sqr (sqr 20)))) (+ 10 (- d2 20))) (/ d1 (+ (* (+ d2 10) (+ d2 10)) (sqr 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ (+ (+ (pow d2 4) (* (* 40 d2) (* d2 d2))) (- (* 600 (* d2 d2)) (sqr (sqr 20)))) (+ 10 (- d2 20))) (/ d1 (+ (* (+ d2 10) (+ d2 10)) (sqr 20)))))
* * * [misc]progress:  simplifying alt 9 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (pow d2 4) (+ (* 40 (pow d2 3)) (* 600 (sqr d2)))) (sqr (sqr 20)))) (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20))))
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (119 enodes)
* [exit]simplify:  Simplified to (* (/ (+ (+ (pow d2 4) (* (* 40 d2) (* d2 d2))) (- (* 600 (* d2 d2)) (sqr (sqr 20)))) (+ 10 (- d2 20))) (/ d1 (+ (* (+ d2 10) (+ d2 10)) (sqr 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ (+ (+ (pow d2 4) (* (* 40 d2) (* d2 d2))) (- (* 600 (* d2 d2)) (sqr (sqr 20)))) (+ 10 (- d2 20))) (/ d1 (+ (* (+ d2 10) (+ d2 10)) (sqr 20)))))
* * * [misc]progress:  simplifying alt 10 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (- (+ (* 10 (sqr d2)) (* 300 d2)) 5000))
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (36 enodes)
* * [misc]simplify:  iters left: 1 (63 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ (* 10 (* d2 d2)) (- (* d2 300) 5000))) (- (* (* (+ d2 10) (+ d2 10)) (* (+ d2 10) (+ d2 10))) (* (sqr 20) (sqr 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (+ (* 10 (* d2 d2)) (- (* d2 300) 5000))) (- (* (* (+ d2 10) (+ d2 10)) (* (+ d2 10) (+ d2 10))) (* (sqr 20) (sqr 20)))))
* * * [misc]progress:  simplifying alt 11 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (+ (pow d2 3) (+ (* 10 (sqr d2)) (* 300 d2))))
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (65 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ (* (* d2 d2) (+ d2 10)) (* d2 300))) (- (* (* (+ d2 10) (+ d2 10)) (* (+ d2 10) (+ d2 10))) (* (sqr 20) (sqr 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (+ (* (* d2 d2) (+ d2 10)) (* d2 300))) (- (* (* (+ d2 10) (+ d2 10)) (* (+ d2 10) (+ d2 10))) (* (sqr 20) (sqr 20)))))
* * * [misc]progress:  simplifying alt 12 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (sqr (sqr (+ 10 d2))) (sqr (sqr 20)))) (+ (pow d2 3) (+ (* 10 (sqr d2)) (* 300 d2))))
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (65 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ (* (* d2 d2) (+ d2 10)) (* d2 300))) (- (* (* (+ d2 10) (+ d2 10)) (* (+ d2 10) (+ d2 10))) (* (sqr 20) (sqr 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (+ (* (* d2 d2) (+ d2 10)) (* d2 300))) (- (* (* (+ d2 10) (+ d2 10)) (* (+ d2 10) (+ d2 10))) (* (sqr 20) (sqr 20)))))
* * * [misc]progress:  simplifying alt 13 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 14 of 60
* [enter]simplify:  Simplifying (/ 30 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* [exit]simplify:  Simplified to (/ 30 d1)
* [misc]none:  prog is (λ (d1 d2) (/ 30 d1))
* * * [misc]progress:  simplifying alt 15 of 60
* [enter]simplify:  Simplifying (- (* 30 (/ 1 d1)))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (22 enodes)
* [exit]simplify:  Simplified to (/ (- 30) d1)
* [misc]none:  prog is (λ (d1 d2) (/ (- 30) d1))
* * * [misc]progress:  simplifying alt 16 of 60
* [enter]simplify:  Simplifying (cube (cbrt (* d1 (+ 30 d2))))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 17 of 60
* [enter]simplify:  Simplifying (cube (cbrt (/ (+ 30 (/ 1 d2)) d1)))
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* * [misc]simplify:  iters left: 1 (16 enodes)
* [exit]simplify:  Simplified to (/ (+ (/ 1 d2) 30) d1)
* [misc]none:  prog is (λ (d1 d2) (/ (+ (/ 1 d2) 30) d1))
* * * [misc]progress:  simplifying alt 18 of 60
* [enter]simplify:  Simplifying (cube (cbrt (* -1 (/ (- 30 (/ 1 d2)) d1))))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (29 enodes)
* [exit]simplify:  Simplified to (* (/ -1 d1) (- 30 (/ 1 d2)))
* [misc]none:  prog is (λ (d1 d2) (* (/ -1 d1) (- 30 (/ 1 d2))))
* * * [misc]progress:  simplifying alt 19 of 60
* [enter]simplify:  Simplifying (cube (cbrt (+ (* 30 d1) (* d1 d2))))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 20 of 60
* [enter]simplify:  Simplifying (cube (cbrt (+ (* 30 d1) (* d1 d2))))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 21 of 60
* [enter]simplify:  Simplifying (cube (cbrt (+ (* 30 d1) (* d1 d2))))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 22 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 23 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 24 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 25 of 60
* [enter]simplify:  Simplifying (* (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (/ (- (* (* d2 d1) (+ 20 d2)) (* d1 300)) (- d2 (- 20 10)))
* [misc]none:  prog is (λ (d1 d2) (/ (- (* (* d2 d1) (+ 20 d2)) (* d1 300)) (- d2 (- 20 10))))
* * * [misc]progress:  simplifying alt 26 of 60
* [enter]simplify:  Simplifying (* (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (/ (- (* (* d2 d1) (+ 20 d2)) (* d1 300)) (- d2 (- 20 10)))
* [misc]none:  prog is (λ (d1 d2) (/ (- (* (* d2 d1) (+ 20 d2)) (* d1 300)) (- d2 (- 20 10))))
* * * [misc]progress:  simplifying alt 27 of 60
* [enter]simplify:  Simplifying (* (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (48 enodes)
* [exit]simplify:  Simplified to (/ (- (* (* d2 d1) (+ 20 d2)) (* d1 300)) (- d2 (- 20 10)))
* [misc]none:  prog is (λ (d1 d2) (/ (- (* (* d2 d1) (+ 20 d2)) (* d1 300)) (- d2 (- 20 10))))
* * * [misc]progress:  simplifying alt 28 of 60
* [enter]simplify:  Simplifying (* (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (33 enodes)
* * [misc]simplify:  iters left: 1 (50 enodes)
* [exit]simplify:  Simplified to (/ (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))) (/ (- (+ d2 10) 20) d1))
* [misc]none:  prog is (λ (d1 d2) (/ (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))) (/ (- (+ d2 10) 20) d1)))
* * * [misc]progress:  simplifying alt 29 of 60
* [enter]simplify:  Simplifying (* (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (33 enodes)
* * [misc]simplify:  iters left: 1 (50 enodes)
* [exit]simplify:  Simplified to (/ (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))) (/ (- (+ d2 10) 20) d1))
* [misc]none:  prog is (λ (d1 d2) (/ (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))) (/ (- (+ d2 10) 20) d1)))
* * * [misc]progress:  simplifying alt 30 of 60
* [enter]simplify:  Simplifying (* (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (33 enodes)
* * [misc]simplify:  iters left: 1 (50 enodes)
* [exit]simplify:  Simplified to (/ (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))) (/ (- (+ d2 10) 20) d1))
* [misc]none:  prog is (λ (d1 d2) (/ (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))) (/ (- (+ d2 10) 20) d1)))
* * * [misc]progress:  simplifying alt 31 of 60
* [enter]simplify:  Simplifying (* (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (/ (* d1 (- (* d2 (+ d2 20)) 300)) (+ (- d2 20) 10))
* [misc]none:  prog is (λ (d1 d2) (/ (* d1 (- (* d2 (+ d2 20)) 300)) (+ (- d2 20) 10)))
* * * [misc]progress:  simplifying alt 32 of 60
* [enter]simplify:  Simplifying (* (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (/ (* d1 (- (* d2 (+ d2 20)) 300)) (+ (- d2 20) 10))
* [misc]none:  prog is (λ (d1 d2) (/ (* d1 (- (* d2 (+ d2 20)) 300)) (+ (- d2 20) 10)))
* * * [misc]progress:  simplifying alt 33 of 60
* [enter]simplify:  Simplifying (* (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (/ 1 (- (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (/ (* d1 (- (* d2 (+ d2 20)) 300)) (+ (- d2 20) 10))
* [misc]none:  prog is (λ (d1 d2) (/ (* d1 (- (* d2 (+ d2 20)) 300)) (+ (- d2 20) 10)))
* * * [misc]progress:  simplifying alt 34 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 35 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 36 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 37 of 60
* [enter]simplify:  Simplifying (* (/ d1 (+ 10 (- d2 20))) (- (+ (sqr d2) (* 20 d2)) 300))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (* (- (* d2 (+ d2 20)) 300) (/ d1 (- d2 (- 20 10))))
* [misc]none:  prog is (λ (d1 d2) (* (- (* d2 (+ d2 20)) 300) (/ d1 (- d2 (- 20 10)))))
* * * [misc]progress:  simplifying alt 38 of 60
* [enter]simplify:  Simplifying (* (/ d1 (+ 10 (- d2 20))) (- (+ (sqr d2) (* 20 d2)) 300))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (* (- (* d2 (+ d2 20)) 300) (/ d1 (- d2 (- 20 10))))
* [misc]none:  prog is (λ (d1 d2) (* (- (* d2 (+ d2 20)) 300) (/ d1 (- d2 (- 20 10)))))
* * * [misc]progress:  simplifying alt 39 of 60
* [enter]simplify:  Simplifying (* (/ d1 (+ 10 (- d2 20))) (- (+ (sqr d2) (* 20 d2)) 300))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (* (- (* d2 (+ d2 20)) 300) (/ d1 (- d2 (- 20 10))))
* [misc]none:  prog is (λ (d1 d2) (* (- (* d2 (+ d2 20)) 300) (/ d1 (- d2 (- 20 10)))))
* * * [misc]progress:  simplifying alt 40 of 60
* [enter]simplify:  Simplifying (* (/ d1 (- d2 10)) (- (* (+ d2 20) d2) 300))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (25 enodes)
* [exit]simplify:  Simplified to (* (- (* (+ d2 20) d2) 300) (/ d1 (- d2 10)))
* [misc]none:  prog is (λ (d1 d2) (* (- (* (+ d2 20) d2) 300) (/ d1 (- d2 10))))
* * * [misc]progress:  simplifying alt 41 of 60
* [enter]simplify:  Simplifying (* (/ d1 (- d2 10)) (- (* (+ d2 20) d2) 300))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (25 enodes)
* [exit]simplify:  Simplified to (* (- (* (+ d2 20) d2) 300) (/ d1 (- d2 10)))
* [misc]none:  prog is (λ (d1 d2) (* (- (* (+ d2 20) d2) 300) (/ d1 (- d2 10))))
* * * [misc]progress:  simplifying alt 42 of 60
* [enter]simplify:  Simplifying (* (/ d1 (- d2 10)) (- (* (+ d2 20) d2) 300))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (25 enodes)
* [exit]simplify:  Simplified to (* (- (* (+ d2 20) d2) 300) (/ d1 (- d2 10)))
* [misc]none:  prog is (λ (d1 d2) (* (- (* (+ d2 20) d2) 300) (/ d1 (- d2 10))))
* * * [misc]progress:  simplifying alt 43 of 60
* [enter]simplify:  Simplifying (* (- (+ (* 1/1000 (* d1 (sqr d2))) (+ (* 1/10 d1) (* 1/100 (* d1 d2))))) (- (* (+ d2 20) d2) 300))
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (77 enodes)
* [exit]simplify:  Simplified to (* (- (- (* d2 (+ d2 20)) 300)) (+ (+ (* 1/100 (* d1 d2)) (* (* d2 d2) (* d1 1/1000))) (* 1/10 d1)))
* [misc]none:  prog is (λ (d1 d2) (* (- (- (* d2 (+ d2 20)) 300)) (+ (+ (* 1/100 (* d1 d2)) (* (* d2 d2) (* d1 1/1000))) (* 1/10 d1))))
* * * [misc]progress:  simplifying alt 44 of 60
* [enter]simplify:  Simplifying (* (+ (/ d1 d2) (+ (* 100 (/ d1 (pow d2 3))) (* 10 (/ d1 (sqr d2))))) (- (* (+ d2 20) d2) 300))
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (* (+ (+ (/ d1 d2) (/ (* d1 100) (cube d2))) (* (/ 10 d2) (/ d1 d2))) (- (* d2 (+ d2 20)) 300))
* [misc]none:  prog is (λ (d1 d2) (* (+ (+ (/ d1 d2) (/ (* d1 100) (cube d2))) (* (/ 10 d2) (/ d1 d2))) (- (* d2 (+ d2 20)) 300)))
* * * [misc]progress:  simplifying alt 45 of 60
* [enter]simplify:  Simplifying (* (+ (/ d1 d2) (+ (* 100 (/ d1 (pow d2 3))) (* 10 (/ d1 (sqr d2))))) (- (* (+ d2 20) d2) 300))
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (* (+ (+ (/ d1 d2) (/ (* d1 100) (cube d2))) (* (/ 10 d2) (/ d1 d2))) (- (* d2 (+ d2 20)) 300))
* [misc]none:  prog is (λ (d1 d2) (* (+ (+ (/ d1 d2) (/ (* d1 100) (cube d2))) (* (/ 10 d2) (/ d1 d2))) (- (* d2 (+ d2 20)) 300)))
* * * [misc]progress:  simplifying alt 46 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 47 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 48 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 49 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 50 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 51 of 60
* [enter]simplify:  Simplifying (+ (* 30 d1) (* d1 d2))
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 52 of 60
* [enter]simplify:  Simplifying (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (/ (- (* (* d2 d1) (+ d2 20)) (* d1 300)) (- (+ 10 d2) 20))
* [misc]none:  prog is (λ (d1 d2) (/ (- (* (* d2 d1) (+ d2 20)) (* d1 300)) (- (+ 10 d2) 20)))
* * * [misc]progress:  simplifying alt 53 of 60
* [enter]simplify:  Simplifying (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (/ (- (* (* d2 d1) (+ d2 20)) (* d1 300)) (- (+ 10 d2) 20))
* [misc]none:  prog is (λ (d1 d2) (/ (- (* (* d2 d1) (+ d2 20)) (* d1 300)) (- (+ 10 d2) 20)))
* * * [misc]progress:  simplifying alt 54 of 60
* [enter]simplify:  Simplifying (/ (- (+ (* d1 (sqr d2)) (* 20 (* d1 d2))) (* 300 d1)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (30 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (/ (- (* (* d2 d1) (+ d2 20)) (* d1 300)) (- (+ 10 d2) 20))
* [misc]none:  prog is (λ (d1 d2) (/ (- (* (* d2 d1) (+ d2 20)) (* d1 300)) (- (+ 10 d2) 20)))
* * * [misc]progress:  simplifying alt 55 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20)))))
* * * [misc]progress:  simplifying alt 56 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20)))))
* * * [misc]progress:  simplifying alt 57 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ 100 (+ (sqr d2) (* 20 d2))) (sqr 20))) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (44 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (- (+ d2 10) 20)) (+ (+ 100 (* d2 d2)) (* 20 (- d2 20)))))
* * * [misc]progress:  simplifying alt 58 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ 10 (- d2 20))) (- (* d2 (+ d2 20)) 300))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (+ 10 (- d2 20))) (- (* d2 (+ d2 20)) 300)))
* * * [misc]progress:  simplifying alt 59 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ 10 (- d2 20))) (- (* d2 (+ d2 20)) 300))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (+ 10 (- d2 20))) (- (* d2 (+ d2 20)) 300)))
* * * [misc]progress:  simplifying alt 60 of 60
* [enter]simplify:  Simplifying (/ (* d1 (- (+ (sqr d2) (* 20 d2)) 300)) (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (+ 10 (- d2 20))) (- (* d2 (+ d2 20)) 300))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 (+ 10 (- d2 20))) (- (* d2 (+ d2 20)) 300)))
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (* (- (+ 10 d2) 20) (+ (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (59 enodes)
* * [misc]simplify:  iters left: 3 (182 enodes)
* * [misc]simplify:  iters left: 2 (383 enodes)
* [exit]simplify:  Simplified to (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (+ 10 (- d2 20)))
* [exit]simplify:  Simplified to (* (+ (* 20 20) (* (+ 10 d2) (+ 10 d2))) (+ 10 (- d2 20)))
* [enter]simplify:  Simplifying (cbrt (* d1 (+ (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (+ 20 10) d2)))
* [enter]simplify:  Simplifying (/ 1 (- (+ 10 d2) 20))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (20 enodes)
* [exit]simplify:  Simplified to (/ 1 (+ (- 10 20) d2))
* [exit]simplify:  Simplified to (/ 1 (+ (- 10 20) d2))
* [enter]simplify:  Simplifying (/ d1 (+ 10 (- d2 20)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (/ d1 (+ (- d2 20) 10))
* [exit]simplify:  Simplified to (/ d1 (+ (- d2 20) 10))
* [enter]simplify:  Simplifying (- (* (+ d2 20) d2) 300)
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (- (* (+ d2 20) d2) 300)
* [exit]simplify:  Simplified to (- (* (+ d2 20) d2) 300)
* [enter]simplify:  Simplifying (+ (+ 10 d2) 20)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (+ (+ 10 d2) 20)
* [exit]simplify:  Simplified to (+ (+ 10 d2) 20)
* [enter]simplify:  Simplifying (* d1 (- (sqr (+ 10 d2)) (sqr 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (114 enodes)
* * [misc]simplify:  iters left: 2 (325 enodes)
* * [misc]simplify:  iters left: 1 (401 enodes)
* [exit]simplify:  Simplified to (* (+ 20 (+ d2 10)) (* d1 (- (+ d2 10) 20)))
* [exit]simplify:  Simplified to (* (+ 20 (+ d2 10)) (* d1 (- (+ d2 10) 20)))