* [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 / 2
* * * [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 / 2 ] 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:  [ 2 / 2 ] generating series at (2 2)
* [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 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 (+ (+ 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 20) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 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 (+ 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 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 (+ 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 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 d2) 30) into (+ 30 d2)
* [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 (/ 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 (+ (+ 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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ 10 20) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 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) 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 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 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 30 (* 1 (/ 1 (/ 1 d2)))) into (+ 30 d2)
* [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 (/ 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 (+ (+ 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 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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-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 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 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 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 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 30 (* -1 (/ 1 (/ 1 (- d2))))) into (+ 30 d2)
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 30 ] 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 / 30 ] 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 / 30 ] 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 / 30 ] simplifiying candidate #<alt-event (λ (d1 d2) (* d1 (+ 30 d2)))>
* [enter]simplify:  Simplifying (* d1 (+ 30 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 30))
* * * * [misc]progress:  [ 5 / 30 ] simplifiying candidate #<alt-event (λ (d1 d2) (* d1 (+ 30 d2)))>
* [enter]simplify:  Simplifying (* d1 (+ 30 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 30))
* * * * [misc]progress:  [ 6 / 30 ] simplifiying candidate #<alt-event (λ (d1 d2) (* d1 (+ 30 d2)))>
* [enter]simplify:  Simplifying (* d1 (+ 30 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 30))
* * * * [misc]progress:  [ 7 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (pow (* d1 (+ (+ 10 d2) 20)) 1))>
* * * * [misc]progress:  [ 8 / 30 ] 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:  [ 9 / 30 ] 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:  [ 10 / 30 ] 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:  [ 11 / 30 ] 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:  [ 12 / 30 ] 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:  [ 13 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* 1 (* d1 (+ (+ 10 d2) 20))))>
* * * * [misc]progress:  [ 14 / 30 ] 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:  [ 15 / 30 ] 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:  [ 16 / 30 ] 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:  [ 17 / 30 ] 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:  [ 18 / 30 ] 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:  [ 19 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (+ (+ 10 d2) 20) d1))>
* * * * [misc]progress:  [ 20 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (pow (+ (+ 10 d2) 20) 1)))>
* * * * [misc]progress:  [ 21 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (exp (log (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (log (+ (+ 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 (log (+ (+ 10 d2) 20))
* [exit]simplify:  Simplified to (log (+ (+ 10 d2) 20))
* * * * [misc]progress:  [ 22 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (log (exp (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (exp (+ (+ 10 d2) 20))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (38 enodes)
* [exit]simplify:  Simplified to (exp (+ 10 (+ d2 20)))
* [exit]simplify:  Simplified to (exp (+ 10 (+ d2 20)))
* * * * [misc]progress:  [ 23 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (cube (cbrt (+ (+ 10 d2) 20)))))>
* [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:  [ 24 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (cbrt (cube (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (cube (+ (+ 10 d2) 20))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (112 enodes)
* * [misc]simplify:  iters left: 1 (307 enodes)
* [exit]simplify:  Simplified to (cube (+ d2 (+ 20 10)))
* [exit]simplify:  Simplified to (cube (+ d2 (+ 20 10)))
* * * * [misc]progress:  [ 25 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (sqr (sqrt (+ (+ 10 d2) 20)))))>
* [enter]simplify:  Simplifying (sqrt (+ (+ 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 (sqrt (+ (+ 10 d2) 20))
* [exit]simplify:  Simplified to (sqrt (+ (+ 10 d2) 20))
* * * * [misc]progress:  [ 26 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (* 1 (+ (+ 10 d2) 20))))>
* * * * [misc]progress:  [ 27 / 30 ] 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 (- (pow (+ 10 d2) 3) (pow 20 3))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (63 enodes)
* [exit]simplify:  Simplified to (- (cube (+ 10 d2)) (cube 20))
* [exit]simplify:  Simplified to (- (cube (+ 10 d2)) (cube 20))
* [enter]simplify:  Simplifying (+ (sqr (+ 10 d2)) (- (sqr 20) (* (+ 10 d2) 20)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (103 enodes)
* * [misc]simplify:  iters left: 2 (192 enodes)
* * [misc]simplify:  iters left: 1 (381 enodes)
* [exit]simplify:  Simplified to (- (* 20 20) (- (* 20 (+ 10 d2)) (* (+ 10 d2) (+ 10 d2))))
* [exit]simplify:  Simplified to (- (* 20 20) (- (* 20 (+ 10 d2)) (* (+ 10 d2) (+ 10 d2))))
* * * * [misc]progress:  [ 28 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (/ (- (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))
* [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:  [ 29 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (+ 10 (+ d2 20))))>
* [enter]simplify:  Simplifying (+ d2 20)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ d2 20)
* [exit]simplify:  Simplified to (+ d2 20)
* * * * [misc]progress:  [ 30 / 30 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* d1 (+ 20 (+ 10 d2))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 2
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (d1 d2) (* d1 (+ d2 30)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* d1 (+ d2 30)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (+ d2 30)) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ d2 30) 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 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* d1 (+ d2 30)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d2 30) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* d1 (+ d2 30)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d2 30) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ d2 30) 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) (* 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) (+ (* 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) (+ (* 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) (+ (* 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) (+ (/ 1 d2) 30)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (/ 1 d2) 30)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 30) 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 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (/ 1 d2) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (/ 1 d2) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) 30) 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 (- (+ (* 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 (- (+ (* 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 (- (+ (* 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 (- (+ (* 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)) (+ (/ 1 (- d2)) 30)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (/ 1 (- d2)) 30)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 30) 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 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (/ 1 (- d2)) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (/ 1 (- d2)) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) 30) 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) 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) into 0
* [misc]backup-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) into 0
* [misc]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) into 0
* [misc]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 (+ d2 30)) 1))>
* * * * [misc]progress:  [ 5 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (exp (log (* d1 (+ d2 30)))))>
* [enter]simplify:  Simplifying (log (* d1 (+ d2 30)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* [exit]simplify:  Simplified to (log (* d1 (+ 30 d2)))
* [exit]simplify:  Simplified to (log (* d1 (+ 30 d2)))
* * * * [misc]progress:  [ 6 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (log (exp (* d1 (+ d2 30)))))>
* [enter]simplify:  Simplifying (exp (* d1 (+ d2 30)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (24 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (41 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ 30 d2))
* [exit]simplify:  Simplified to (pow (exp d1) (+ 30 d2))
* * * * [misc]progress:  [ 7 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cube (cbrt (* d1 (+ d2 30)))))>
* [enter]simplify:  Simplifying (cbrt (* d1 (+ d2 30)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (+ 30 d2)))
* [exit]simplify:  Simplified to (cbrt (* d1 (+ 30 d2)))
* * * * [misc]progress:  [ 8 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (cbrt (cube (* d1 (+ d2 30)))))>
* [enter]simplify:  Simplifying (cube (* d1 (+ d2 30)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (229 enodes)
* [exit]simplify:  Simplified to (cube (* d1 (+ 30 d2)))
* [exit]simplify:  Simplified to (cube (* d1 (+ 30 d2)))
* * * * [misc]progress:  [ 9 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (sqr (sqrt (* d1 (+ d2 30)))))>
* [enter]simplify:  Simplifying (sqrt (* d1 (+ d2 30)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (16 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (+ 30 d2)))
* [exit]simplify:  Simplified to (sqrt (* d1 (+ 30 d2)))
* * * * [misc]progress:  [ 10 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* 1 (* d1 (+ d2 30))))>
* * * * [misc]progress:  [ 11 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (+ (* d1 d2) (* d1 30)))>
* [enter]simplify:  Simplifying (* d1 d2)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d2 d1)
* [exit]simplify:  Simplified to (* d2 d1)
* [enter]simplify:  Simplifying (* d1 30)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* 30 d1)
* [exit]simplify:  Simplified to (* 30 d1)
* * * * [misc]progress:  [ 12 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (+ (* d2 d1) (* 30 d1)))>
* [enter]simplify:  Simplifying (* d2 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 d2)
* [exit]simplify:  Simplified to (* d1 d2)
* [enter]simplify:  Simplifying (* 30 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 30)
* [exit]simplify:  Simplified to (* d1 30)
* * * * [misc]progress:  [ 13 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (* d1 1) (+ d2 30)))>
* [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 d2 3) (pow 30 3))) (+ (sqr d2) (- (sqr 30) (* d2 30)))))>
* [enter]simplify:  Simplifying (* d1 (- (pow d2 3) (pow 30 3)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* [exit]simplify:  Simplified to (* d1 (- (cube d2) (cube 30)))
* [exit]simplify:  Simplified to (* d1 (- (cube d2) (cube 30)))
* * * * [misc]progress:  [ 15 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (/ (* d1 (- (sqr d2) (sqr 30))) (- d2 30)))>
* [enter]simplify:  Simplifying (* d1 (- (sqr d2) (sqr 30)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (72 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 30) d1) (- d2 30))
* [exit]simplify:  Simplified to (* (* (+ d2 30) d1) (- d2 30))
* * * * [misc]progress:  [ 16 / 16 ] simplifiying candidate #<alt-delta (λ (d1 d2) (* (+ d2 30) d1))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  Final touches.
* * * [misc]progress:  tayloring alt 1 of 3
* [misc]approximate:  Taking taylor expansion of (* d1 (+ d2 30)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (+ d2 30)) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ d2 30) 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 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* d1 (+ d2 30)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d2 30) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* d1 (+ d2 30)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d2 30) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ d2 30) 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) (* 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) (+ (* 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) (+ (* 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) (+ (* 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) (+ (/ 1 d2) 30)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (/ 1 d2) 30)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 30) 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 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (/ 1 d2) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ (/ 1 d2) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) 30) 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 (- (+ (* 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 (- (+ (* 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 (- (+ (* 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 (- (+ (* 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)) (+ (/ 1 (- d2)) 30)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (/ 1 (- d2)) 30)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 30) 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 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (/ 1 (- d2)) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ (/ 1 (- d2)) 30)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) 30) 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 30 in d1
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) 30) 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) 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) into 0
* [misc]backup-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) into 0
* [misc]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) into 0
* [misc]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 2 of 3
* [misc]approximate:  Taking taylor expansion of (exp (log (+ (+ 10 d2) 20))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (exp (log (+ (+ 10 d2) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (log 30) into (log 30)
* [misc]backup-simplify:  Simplify (exp (log 30)) into 30
* [misc]taylor:  Taking taylor expansion of (exp (log (+ (+ 10 d2) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (log 30) into (log 30)
* [misc]backup-simplify:  Simplify (exp (log 30)) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow 30 1)))) 1) into 1/30
* [misc]backup-simplify:  Simplify (* (exp (log 30)) (+ (* (/ (pow 1/30 1) 1)))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow 30 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 30 1)))) 2) into -1/1800
* [misc]backup-simplify:  Simplify (* (exp (log 30)) (+ (* (/ (pow 1/30 2) 2)) (* (/ (pow -1/1800 1) 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 (/ (+ (* 2 (/ (* (pow (* 1 1) 3)) (pow 30 3))) (* -3 (/ (* (pow (* 1 1) 1) (pow (* 2 0) 1)) (pow 30 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 30 1)))) 6) into 1/81000
* [misc]backup-simplify:  Simplify (* (exp (log 30)) (+ (* (/ (pow 1/30 3) 6)) (* (/ (pow 1/30 1) 1) (/ (pow -1/1800 1) 1)) (* (/ (pow 1/81000 1) 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 (/ (+ (* -6 (/ (* (pow (* 1 1) 4)) (pow 30 4))) (* 12 (/ (* (pow (* 1 1) 2) (pow (* 2 0) 1)) (pow 30 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow 30 2))) (* -4 (/ (* (pow (* 1 1) 1) 1 (pow (* 6 0) 1)) (pow 30 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 30 1)))) 24) into -1/3240000
* [misc]backup-simplify:  Simplify (* (exp (log 30)) (+ (* (/ (pow 1/30 4) 24)) (* (/ (pow 1/30 2) 2) (/ (pow -1/1800 1) 1)) (* (/ (pow 1/30 1) 1) (/ (pow 1/81000 1) 1)) (* (/ (pow -1/1800 2) 2)) (* (/ (pow -1/3240000 1) 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 (/ (+ (* 24 (/ (* (pow (* 1 1) 5)) (pow 30 5))) (* -60 (/ (* (pow (* 1 1) 3) (pow (* 2 0) 1)) (pow 30 4))) (* 30 (/ (* (pow (* 1 1) 1) (pow (* 2 0) 2)) (pow 30 3))) (* 20 (/ (* (pow (* 1 1) 2) 1 (pow (* 6 0) 1)) (pow 30 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow 30 2))) (* -5 (/ (* (pow (* 1 1) 1) 1 1 (pow (* 24 0) 1)) (pow 30 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow 30 1)))) 120) into 1/121500000
* [misc]backup-simplify:  Simplify (* (exp (log 30)) (+ (* (/ (pow 1/30 5) 120)) (* (/ (pow 1/30 3) 6) (/ (pow -1/1800 1) 1)) (* (/ (pow 1/30 2) 2) (/ (pow 1/81000 1) 1)) (* (/ (pow 1/30 1) 1) (/ (pow -1/1800 2) 2)) (* (/ (pow 1/30 1) 1) (/ (pow -1/3240000 1) 1)) (* (/ (pow -1/1800 1) 1) (/ (pow 1/81000 1) 1)) (* (/ (pow 1/121500000 1) 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 (/ (+ (* -120 (/ (* (pow (* 1 1) 6)) (pow 30 6))) (* 360 (/ (* (pow (* 1 1) 4) (pow (* 2 0) 1)) (pow 30 5))) (* -270 (/ (* (pow (* 1 1) 2) (pow (* 2 0) 2)) (pow 30 4))) (* -120 (/ (* (pow (* 1 1) 3) 1 (pow (* 6 0) 1)) (pow 30 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow 30 3))) (* 120 (/ (* (pow (* 1 1) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow 30 3))) (* 30 (/ (* (pow (* 1 1) 2) 1 1 (pow (* 24 0) 1)) (pow 30 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow 30 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow 30 2))) (* -6 (/ (* (pow (* 1 1) 1) 1 1 1 (pow (* 120 0) 1)) (pow 30 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow 30 1)))) 720) into -1/4374000000
* [misc]backup-simplify:  Simplify (* (exp (log 30)) (+ (* (/ (pow 1/30 6) 720)) (* (/ (pow 1/30 4) 24) (/ (pow -1/1800 1) 1)) (* (/ (pow 1/30 3) 6) (/ (pow 1/81000 1) 1)) (* (/ (pow 1/30 2) 2) (/ (pow -1/1800 2) 2)) (* (/ (pow 1/30 2) 2) (/ (pow -1/3240000 1) 1)) (* (/ (pow 1/30 1) 1) (/ (pow -1/1800 1) 1) (/ (pow 1/81000 1) 1)) (* (/ (pow 1/30 1) 1) (/ (pow 1/121500000 1) 1)) (* (/ (pow -1/1800 3) 6)) (* (/ (pow -1/1800 1) 1) (/ (pow -1/3240000 1) 1)) (* (/ (pow 1/81000 2) 2)) (* (/ (pow -1/4374000000 1) 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 (/ (+ (* 720 (/ (* (pow (* 1 1) 7)) (pow 30 7))) (* -2520 (/ (* (pow (* 1 1) 5) (pow (* 2 0) 1)) (pow 30 6))) (* 2520 (/ (* (pow (* 1 1) 3) (pow (* 2 0) 2)) (pow 30 5))) (* 840 (/ (* (pow (* 1 1) 4) 1 (pow (* 6 0) 1)) (pow 30 5))) (* -630 (/ (* (pow (* 1 1) 1) (pow (* 2 0) 3)) (pow 30 4))) (* -1260 (/ (* (pow (* 1 1) 2) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow 30 4))) (* -210 (/ (* (pow (* 1 1) 3) 1 1 (pow (* 24 0) 1)) (pow 30 4))) (* 210 (/ (* 1 (pow (* 2 0) 2) (pow (* 6 0) 1)) (pow 30 3))) (* 140 (/ (* (pow (* 1 1) 1) 1 (pow (* 6 0) 2)) (pow 30 3))) (* 210 (/ (* (pow (* 1 1) 1) (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow 30 3))) (* 42 (/ (* (pow (* 1 1) 2) 1 1 1 (pow (* 120 0) 1)) (pow 30 3))) (* -35 (/ (* 1 1 (pow (* 6 0) 1) (pow (* 24 0) 1)) (pow 30 2))) (* -21 (/ (* 1 (pow (* 2 0) 1) 1 1 (pow (* 120 0) 1)) (pow 30 2))) (* -7 (/ (* (pow (* 1 1) 1) 1 1 1 1 (pow (* 720 0) 1)) (pow 30 2))) (* 1 (/ (* 1 1 1 1 1 1 (pow (* 5040 0) 1)) (pow 30 1)))) 5040) into 1/153090000000
* [misc]backup-simplify:  Simplify (* (exp (log 30)) (+ (* (/ (pow 1/30 7) 5040)) (* (/ (pow 1/30 5) 120) (/ (pow -1/1800 1) 1)) (* (/ (pow 1/30 4) 24) (/ (pow 1/81000 1) 1)) (* (/ (pow 1/30 3) 6) (/ (pow -1/1800 2) 2)) (* (/ (pow 1/30 3) 6) (/ (pow -1/3240000 1) 1)) (* (/ (pow 1/30 2) 2) (/ (pow -1/1800 1) 1) (/ (pow 1/81000 1) 1)) (* (/ (pow 1/30 2) 2) (/ (pow 1/121500000 1) 1)) (* (/ (pow 1/30 1) 1) (/ (pow -1/1800 3) 6)) (* (/ (pow 1/30 1) 1) (/ (pow -1/1800 1) 1) (/ (pow -1/3240000 1) 1)) (* (/ (pow 1/30 1) 1) (/ (pow 1/81000 2) 2)) (* (/ (pow 1/30 1) 1) (/ (pow -1/4374000000 1) 1)) (* (/ (pow -1/1800 2) 2) (/ (pow 1/81000 1) 1)) (* (/ (pow -1/1800 1) 1) (/ (pow 1/121500000 1) 1)) (* (/ (pow 1/81000 1) 1) (/ (pow -1/3240000 1) 1)) (* (/ (pow 1/153090000000 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 d2) 30) into (+ 30 d2)
* [misc]approximate:  Taking taylor expansion of (exp (log (+ (+ 10 (/ 1 d2)) 20))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (exp (log (+ (+ 10 (/ 1 d2)) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (exp (- (log d2))) into (exp (- (log d2)))
* [misc]taylor:  Taking taylor expansion of (exp (log (+ (+ 10 (/ 1 d2)) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (exp (- (log d2))) into (exp (- (log d2)))
* [misc]backup-simplify:  Simplify (exp (- (log d2))) into (exp (- (log d2)))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 30) 1)) (pow 1 1)))) 1) into 30
* [misc]backup-simplify:  Simplify (* (exp (- (log d2))) (+ (* (/ (pow 30 1) 1)))) into (* 30 (exp (- (log d2))))
* [misc]backup-simplify:  Simplify (* 30 (exp (- (log d2)))) into (* 30 (exp (- (log d2))))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 30) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -450
* [misc]backup-simplify:  Simplify (* (exp (- (log d2))) (+ (* (/ (pow 30 2) 2)) (* (/ (pow -450 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [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) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 30) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into 9000
* [misc]backup-simplify:  Simplify (* (exp (- (log d2))) (+ (* (/ (pow 30 3) 6)) (* (/ (pow 30 1) 1) (/ (pow -450 1) 1)) (* (/ (pow 9000 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 30) 4)) (pow 1 4))) (* 12 (/ (* (pow (* 1 30) 2) (pow (* 2 0) 1)) (pow 1 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow 1 2))) (* -4 (/ (* (pow (* 1 30) 1) 1 (pow (* 6 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow 1 1)))) 24) into -202500
* [misc]backup-simplify:  Simplify (* (exp (- (log d2))) (+ (* (/ (pow 30 4) 24)) (* (/ (pow 30 2) 2) (/ (pow -450 1) 1)) (* (/ (pow 30 1) 1) (/ (pow 9000 1) 1)) (* (/ (pow -450 2) 2)) (* (/ (pow -202500 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 24 (/ (* (pow (* 1 30) 5)) (pow 1 5))) (* -60 (/ (* (pow (* 1 30) 3) (pow (* 2 0) 1)) (pow 1 4))) (* 30 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 2)) (pow 1 3))) (* 20 (/ (* (pow (* 1 30) 2) 1 (pow (* 6 0) 1)) (pow 1 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow 1 2))) (* -5 (/ (* (pow (* 1 30) 1) 1 1 (pow (* 24 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow 1 1)))) 120) into 4860000
* [misc]backup-simplify:  Simplify (* (exp (- (log d2))) (+ (* (/ (pow 30 5) 120)) (* (/ (pow 30 3) 6) (/ (pow -450 1) 1)) (* (/ (pow 30 2) 2) (/ (pow 9000 1) 1)) (* (/ (pow 30 1) 1) (/ (pow -450 2) 2)) (* (/ (pow 30 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow -450 1) 1) (/ (pow 9000 1) 1)) (* (/ (pow 4860000 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -120 (/ (* (pow (* 1 30) 6)) (pow 1 6))) (* 360 (/ (* (pow (* 1 30) 4) (pow (* 2 0) 1)) (pow 1 5))) (* -270 (/ (* (pow (* 1 30) 2) (pow (* 2 0) 2)) (pow 1 4))) (* -120 (/ (* (pow (* 1 30) 3) 1 (pow (* 6 0) 1)) (pow 1 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow 1 3))) (* 120 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow 1 3))) (* 30 (/ (* (pow (* 1 30) 2) 1 1 (pow (* 24 0) 1)) (pow 1 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow 1 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow 1 2))) (* -6 (/ (* (pow (* 1 30) 1) 1 1 1 (pow (* 120 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow 1 1)))) 720) into -121500000
* [misc]backup-simplify:  Simplify (* (exp (- (log d2))) (+ (* (/ (pow 30 6) 720)) (* (/ (pow 30 4) 24) (/ (pow -450 1) 1)) (* (/ (pow 30 3) 6) (/ (pow 9000 1) 1)) (* (/ (pow 30 2) 2) (/ (pow -450 2) 2)) (* (/ (pow 30 2) 2) (/ (pow -202500 1) 1)) (* (/ (pow 30 1) 1) (/ (pow -450 1) 1) (/ (pow 9000 1) 1)) (* (/ (pow 30 1) 1) (/ (pow 4860000 1) 1)) (* (/ (pow -450 3) 6)) (* (/ (pow -450 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow 9000 2) 2)) (* (/ (pow -121500000 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 720 (/ (* (pow (* 1 30) 7)) (pow 1 7))) (* -2520 (/ (* (pow (* 1 30) 5) (pow (* 2 0) 1)) (pow 1 6))) (* 2520 (/ (* (pow (* 1 30) 3) (pow (* 2 0) 2)) (pow 1 5))) (* 840 (/ (* (pow (* 1 30) 4) 1 (pow (* 6 0) 1)) (pow 1 5))) (* -630 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 3)) (pow 1 4))) (* -1260 (/ (* (pow (* 1 30) 2) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow 1 4))) (* -210 (/ (* (pow (* 1 30) 3) 1 1 (pow (* 24 0) 1)) (pow 1 4))) (* 210 (/ (* 1 (pow (* 2 0) 2) (pow (* 6 0) 1)) (pow 1 3))) (* 140 (/ (* (pow (* 1 30) 1) 1 (pow (* 6 0) 2)) (pow 1 3))) (* 210 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow 1 3))) (* 42 (/ (* (pow (* 1 30) 2) 1 1 1 (pow (* 120 0) 1)) (pow 1 3))) (* -35 (/ (* 1 1 (pow (* 6 0) 1) (pow (* 24 0) 1)) (pow 1 2))) (* -21 (/ (* 1 (pow (* 2 0) 1) 1 1 (pow (* 120 0) 1)) (pow 1 2))) (* -7 (/ (* (pow (* 1 30) 1) 1 1 1 1 (pow (* 720 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 1 1 1 1 (pow (* 5040 0) 1)) (pow 1 1)))) 5040) into 21870000000/7
* [misc]backup-simplify:  Simplify (* (exp (- (log d2))) (+ (* (/ (pow 30 7) 5040)) (* (/ (pow 30 5) 120) (/ (pow -450 1) 1)) (* (/ (pow 30 4) 24) (/ (pow 9000 1) 1)) (* (/ (pow 30 3) 6) (/ (pow -450 2) 2)) (* (/ (pow 30 3) 6) (/ (pow -202500 1) 1)) (* (/ (pow 30 2) 2) (/ (pow -450 1) 1) (/ (pow 9000 1) 1)) (* (/ (pow 30 2) 2) (/ (pow 4860000 1) 1)) (* (/ (pow 30 1) 1) (/ (pow -450 3) 6)) (* (/ (pow 30 1) 1) (/ (pow -450 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow 30 1) 1) (/ (pow 9000 2) 2)) (* (/ (pow 30 1) 1) (/ (pow -121500000 1) 1)) (* (/ (pow -450 2) 2) (/ (pow 9000 1) 1)) (* (/ (pow -450 1) 1) (/ (pow 4860000 1) 1)) (* (/ (pow 9000 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow 21870000000/7 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (* 30 (exp (- (log d2)))) (/ 1 d2)) (exp (- (log d2)))) into (+ (exp (- (log d2))) (* 30 (/ (exp (- (log d2))) d2)))
* [misc]approximate:  Taking taylor expansion of (exp (log (+ (+ 10 (/ 1 (- d2))) 20))) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (exp (log (+ (+ 10 (/ 1 (- d2))) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [misc]backup-simplify:  Simplify (exp (- (log -1) (log d2))) into (exp (- (log -1) (log d2)))
* [misc]taylor:  Taking taylor expansion of (exp (log (+ (+ 10 (/ 1 (- d2))) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [misc]backup-simplify:  Simplify (exp (- (log -1) (log d2))) into (exp (- (log -1) (log d2)))
* [misc]backup-simplify:  Simplify (exp (- (log -1) (log d2))) into (exp (- (log -1) (log d2)))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 30) 1)) (pow -1 1)))) 1) into -30
* [misc]backup-simplify:  Simplify (* (exp (- (log -1) (log d2))) (+ (* (/ (pow -30 1) 1)))) into (* -30 (exp (- (log -1) (log d2))))
* [misc]backup-simplify:  Simplify (* -30 (exp (- (log -1) (log d2)))) into (* -30 (exp (- (log -1) (log d2))))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log 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 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 30) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into -450
* [misc]backup-simplify:  Simplify (* (exp (- (log -1) (log d2))) (+ (* (/ (pow -30 2) 2)) (* (/ (pow -450 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log 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 (- 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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 30) 3)) (pow -1 3))) (* -3 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 1)) (pow -1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow -1 1)))) 6) into -9000
* [misc]backup-simplify:  Simplify (* (exp (- (log -1) (log d2))) (+ (* (/ (pow -30 3) 6)) (* (/ (pow -30 1) 1) (/ (pow -450 1) 1)) (* (/ (pow -9000 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log 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 (- 0) into 0
* [misc]backup-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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -6 (/ (* (pow (* 1 30) 4)) (pow -1 4))) (* 12 (/ (* (pow (* 1 30) 2) (pow (* 2 0) 1)) (pow -1 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow -1 2))) (* -4 (/ (* (pow (* 1 30) 1) 1 (pow (* 6 0) 1)) (pow -1 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow -1 1)))) 24) into -202500
* [misc]backup-simplify:  Simplify (* (exp (- (log -1) (log d2))) (+ (* (/ (pow -30 4) 24)) (* (/ (pow -30 2) 2) (/ (pow -450 1) 1)) (* (/ (pow -30 1) 1) (/ (pow -9000 1) 1)) (* (/ (pow -450 2) 2)) (* (/ (pow -202500 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log 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 (- 0) into 0
* [misc]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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 24 (/ (* (pow (* 1 30) 5)) (pow -1 5))) (* -60 (/ (* (pow (* 1 30) 3) (pow (* 2 0) 1)) (pow -1 4))) (* 30 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 2)) (pow -1 3))) (* 20 (/ (* (pow (* 1 30) 2) 1 (pow (* 6 0) 1)) (pow -1 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow -1 2))) (* -5 (/ (* (pow (* 1 30) 1) 1 1 (pow (* 24 0) 1)) (pow -1 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow -1 1)))) 120) into -4860000
* [misc]backup-simplify:  Simplify (* (exp (- (log -1) (log d2))) (+ (* (/ (pow -30 5) 120)) (* (/ (pow -30 3) 6) (/ (pow -450 1) 1)) (* (/ (pow -30 2) 2) (/ (pow -9000 1) 1)) (* (/ (pow -30 1) 1) (/ (pow -450 2) 2)) (* (/ (pow -30 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow -450 1) 1) (/ (pow -9000 1) 1)) (* (/ (pow -4860000 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log 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 (- 0) into 0
* [misc]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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -120 (/ (* (pow (* 1 30) 6)) (pow -1 6))) (* 360 (/ (* (pow (* 1 30) 4) (pow (* 2 0) 1)) (pow -1 5))) (* -270 (/ (* (pow (* 1 30) 2) (pow (* 2 0) 2)) (pow -1 4))) (* -120 (/ (* (pow (* 1 30) 3) 1 (pow (* 6 0) 1)) (pow -1 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow -1 3))) (* 120 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow -1 3))) (* 30 (/ (* (pow (* 1 30) 2) 1 1 (pow (* 24 0) 1)) (pow -1 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow -1 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow -1 2))) (* -6 (/ (* (pow (* 1 30) 1) 1 1 1 (pow (* 120 0) 1)) (pow -1 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow -1 1)))) 720) into -121500000
* [misc]backup-simplify:  Simplify (* (exp (- (log -1) (log d2))) (+ (* (/ (pow -30 6) 720)) (* (/ (pow -30 4) 24) (/ (pow -450 1) 1)) (* (/ (pow -30 3) 6) (/ (pow -9000 1) 1)) (* (/ (pow -30 2) 2) (/ (pow -450 2) 2)) (* (/ (pow -30 2) 2) (/ (pow -202500 1) 1)) (* (/ (pow -30 1) 1) (/ (pow -450 1) 1) (/ (pow -9000 1) 1)) (* (/ (pow -30 1) 1) (/ (pow -4860000 1) 1)) (* (/ (pow -450 3) 6)) (* (/ (pow -450 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow -9000 2) 2)) (* (/ (pow -121500000 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log 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 (- 0) into 0
* [misc]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 (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 720 (/ (* (pow (* 1 30) 7)) (pow -1 7))) (* -2520 (/ (* (pow (* 1 30) 5) (pow (* 2 0) 1)) (pow -1 6))) (* 2520 (/ (* (pow (* 1 30) 3) (pow (* 2 0) 2)) (pow -1 5))) (* 840 (/ (* (pow (* 1 30) 4) 1 (pow (* 6 0) 1)) (pow -1 5))) (* -630 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 3)) (pow -1 4))) (* -1260 (/ (* (pow (* 1 30) 2) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow -1 4))) (* -210 (/ (* (pow (* 1 30) 3) 1 1 (pow (* 24 0) 1)) (pow -1 4))) (* 210 (/ (* 1 (pow (* 2 0) 2) (pow (* 6 0) 1)) (pow -1 3))) (* 140 (/ (* (pow (* 1 30) 1) 1 (pow (* 6 0) 2)) (pow -1 3))) (* 210 (/ (* (pow (* 1 30) 1) (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow -1 3))) (* 42 (/ (* (pow (* 1 30) 2) 1 1 1 (pow (* 120 0) 1)) (pow -1 3))) (* -35 (/ (* 1 1 (pow (* 6 0) 1) (pow (* 24 0) 1)) (pow -1 2))) (* -21 (/ (* 1 (pow (* 2 0) 1) 1 1 (pow (* 120 0) 1)) (pow -1 2))) (* -7 (/ (* (pow (* 1 30) 1) 1 1 1 1 (pow (* 720 0) 1)) (pow -1 2))) (* 1 (/ (* 1 1 1 1 1 1 (pow (* 5040 0) 1)) (pow -1 1)))) 5040) into -21870000000/7
* [misc]backup-simplify:  Simplify (* (exp (- (log -1) (log d2))) (+ (* (/ (pow -30 7) 5040)) (* (/ (pow -30 5) 120) (/ (pow -450 1) 1)) (* (/ (pow -30 4) 24) (/ (pow -9000 1) 1)) (* (/ (pow -30 3) 6) (/ (pow -450 2) 2)) (* (/ (pow -30 3) 6) (/ (pow -202500 1) 1)) (* (/ (pow -30 2) 2) (/ (pow -450 1) 1) (/ (pow -9000 1) 1)) (* (/ (pow -30 2) 2) (/ (pow -4860000 1) 1)) (* (/ (pow -30 1) 1) (/ (pow -450 3) 6)) (* (/ (pow -30 1) 1) (/ (pow -450 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow -30 1) 1) (/ (pow -9000 2) 2)) (* (/ (pow -30 1) 1) (/ (pow -121500000 1) 1)) (* (/ (pow -450 2) 2) (/ (pow -9000 1) 1)) (* (/ (pow -450 1) 1) (/ (pow -4860000 1) 1)) (* (/ (pow -9000 1) 1) (/ (pow -202500 1) 1)) (* (/ (pow -21870000000/7 1) 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (* -30 (exp (- (log -1) (log d2)))) (/ 1 (- d2))) (exp (- (log -1) (log d2)))) into (+ (* 30 (/ (exp (- (log -1) (log d2))) d2)) (exp (- (log -1) (log d2))))
* [misc]approximate:  Taking taylor expansion of (* d1 (exp (log (+ (+ 10 d2) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (exp (log (+ (+ 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 (exp (log (+ (+ 10 d2) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (log 30) into (log 30)
* [misc]backup-simplify:  Simplify (exp (log 30)) into 30
* [misc]taylor:  Taking taylor expansion of (* d1 (exp (log (+ (+ 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 (exp (log (+ (+ 10 d2) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ (+ 10 d2) 20) into (+ 30 d2)
* [misc]backup-simplify:  Simplify (log (+ 30 d2)) into (log (+ 30 d2))
* [misc]backup-simplify:  Simplify (exp (log (+ 30 d2))) into (+ 30 d2)
* [misc]taylor:  Taking taylor expansion of (* d1 (exp (log (+ (+ 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 (exp (log (+ (+ 10 d2) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ (+ 10 d2) 20) into (+ 30 d2)
* [misc]backup-simplify:  Simplify (log (+ 30 d2)) into (log (+ 30 d2))
* [misc]backup-simplify:  Simplify (exp (log (+ 30 d2))) 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 (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ 30 d2) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (+ 30 d2))) (+ (* (/ (pow 0 1) 1)))) 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 (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ 30 d2) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ 30 d2) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (+ 30 d2))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) 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 (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ 30 d2) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ 30 d2) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ 30 d2) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (+ 30 d2))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) 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 (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ 30 d2) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ 30 d2) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ 30 d2) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ 30 d2) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ 30 d2) 1)))) 24) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (+ 30 d2))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) 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) (exp (log (+ (+ 10 (/ 1 d2)) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (exp (log (+ (+ 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 (exp (log (+ (+ 10 (/ 1 d2)) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (exp (- (log d2))) into (exp (- (log d2)))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (exp (log (+ (+ 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 (exp (log (+ (+ 10 (/ 1 d2)) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ (+ 10 (/ 1 d2)) 20) into (+ 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (log (+ 30 (/ 1 d2))) into (log (+ 30 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (exp (log (+ 30 (/ 1 d2)))) into (+ 30 (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (exp (log (+ (+ 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 (exp (log (+ (+ 10 (/ 1 d2)) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ (+ 10 (/ 1 d2)) 20) into (+ 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (log (+ 30 (/ 1 d2))) into (log (+ 30 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (exp (log (+ 30 (/ 1 d2)))) 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 (- (+ (* 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)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ 30 (/ 1 d2)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (+ 30 (/ 1 d2)))) (+ (* (/ (pow 0 1) 1)))) 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 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)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ 30 (/ 1 d2)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ 30 (/ 1 d2)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (+ 30 (/ 1 d2)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) 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 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)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ 30 (/ 1 d2)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ 30 (/ 1 d2)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ 30 (/ 1 d2)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (+ 30 (/ 1 d2)))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 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)))) into (* 30 d1)
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (exp (log (+ (+ 10 (/ 1 (- d2))) 20)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (exp (log (+ (+ 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 (exp (log (+ (+ 10 (/ 1 (- d2))) 20))) in d2
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [misc]backup-simplify:  Simplify (exp (- (log -1) (log d2))) into (exp (- (log -1) (log d2)))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (exp (log (+ (+ 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 (exp (log (+ (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ (- 10 (/ 1 d2)) 20) into (- 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (log (- 30 (/ 1 d2))) into (log (- 30 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (exp (log (- 30 (/ 1 d2)))) into (- 30 (/ 1 d2))
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (exp (log (+ (+ 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 (exp (log (+ (+ 10 (/ 1 (- d2))) 20))) in d1
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ (- 10 (/ 1 d2)) 20) into (- 30 (/ 1 d2))
* [misc]backup-simplify:  Simplify (log (- 30 (/ 1 d2))) into (log (- 30 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (exp (log (- 30 (/ 1 d2)))) 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 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 30 0) into 30
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [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 (- (+ (* (/ -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 (/ (* (pow (* 1 0) 1)) (pow (- 30 (/ 1 d2)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (- 30 (/ 1 d2)))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (- 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 (- (+ (* (/ -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 (/ (* (pow (* 1 0) 2)) (pow (- 30 (/ 1 d2)) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (- 30 (/ 1 d2)) 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (- 30 (/ 1 d2)))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (- 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 (- (+ (* (/ -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 (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (- 30 (/ 1 d2)) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (- 30 (/ 1 d2)) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (- 30 (/ 1 d2)) 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (* (exp (log (- 30 (/ 1 d2)))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (- 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))))) into (* 30 d1)
* [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 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 (+ (+ 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 20) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (+ 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 (+ 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 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 (+ 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 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 d2) 30) into (+ 30 d2)
* [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 (/ 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 (+ (+ 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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ 10 20) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 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) 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 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 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 30 (* 1 (/ 1 (/ 1 d2)))) into (+ 30 d2)
* [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 (/ 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 (+ (+ 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 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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-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 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 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 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 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 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 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 30 (* -1 (/ 1 (/ 1 (- d2))))) into (+ 30 d2)
* [misc]approximate:  Taking taylor expansion of (log (+ (+ 10 d2) 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (log 30) into (log 30)
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (log 30) into (log 30)
* [misc]backup-simplify:  Simplify (log 30) into (log 30)
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow 30 1)))) 1) into 1/30
* [misc]backup-simplify:  Simplify 1/30 into 1/30
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow 30 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 30 1)))) 2) into -1/1800
* [misc]backup-simplify:  Simplify -1/1800 into -1/1800
* [misc]backup-simplify:  Simplify (+ (* -1/1800 (sqr d2)) (+ (* 1/30 d2) (log 30))) into (- (+ (log 30) (* 1/30 d2)) (* 1/1800 (sqr d2)))
* [misc]approximate:  Taking taylor expansion of (log (+ (+ 10 (/ 1 d2)) 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log 1) into 0
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log 1) into 0
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) 0) into (- (log d2))
* [misc]backup-simplify:  Simplify (- (log d2)) into (- (log d2))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 30) 1)) (pow 1 1)))) 1) into 30
* [misc]backup-simplify:  Simplify 30 into 30
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 30) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -450
* [misc]backup-simplify:  Simplify -450 into -450
* [misc]backup-simplify:  Simplify (+ (* -450 (sqr (/ 1 d2))) (+ (* 30 (/ 1 d2)) (- (log d2)))) into (- (* 30 (/ 1 d2)) (+ (log d2) (* 450 (/ 1 (sqr d2)))))
* [misc]approximate:  Taking taylor expansion of (log (+ (+ 10 (/ 1 (- d2))) 20)) in (d2) around 0
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log -1) into (log -1)
* [misc]taylor:  Taking taylor expansion of (log (+ (+ 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 (log -1) into (log -1)
* [misc]backup-simplify:  Simplify (+ (* (- 1) (log d2)) (log -1)) into (- (log -1) (log d2))
* [misc]backup-simplify:  Simplify (- (log -1) (log d2)) into (- (log -1) (log d2))
* [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 (+ 10 20) into 30
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 30) 1)) (pow -1 1)))) 1) into -30
* [misc]backup-simplify:  Simplify -30 into -30
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-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 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 30) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into -450
* [misc]backup-simplify:  Simplify -450 into -450
* [misc]backup-simplify:  Simplify (+ (* -450 (sqr (/ 1 (- d2)))) (+ (* -30 (/ 1 (- d2))) (- (log -1) (log d2)))) into (- (+ (* 30 (/ 1 d2)) (log -1)) (+ (log d2) (* 450 (/ 1 (sqr d2)))))
* * * [misc]progress:  tayloring alt 3 of 3
* [misc]approximate:  Taking taylor expansion of (+ (* d1 (+ 10 d2)) (* d1 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* d1 (+ 10 d2)) (* d1 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 (+ 10 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 (+ 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 (* d1 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (* d1 (+ 10 d2)) (* d1 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* d1 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (* d1 (+ 10 d2)) (* d1 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* d1 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* 0 (+ 10 d2)) into 0
* [misc]backup-simplify:  Simplify (* 0 20) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 (+ 10 d2))) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 20)) into 20
* [misc]backup-simplify:  Simplify (+ (+ 10 d2) 20) 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) (+ (* 1 0) (* 0 (+ 10 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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) (+ (* 1 0) (+ (* 0 0) (* 0 (+ 10 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 20))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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))) (* (/ 1 d1) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 d1) (+ 10 (/ 1 d2))) (* (/ 1 d1) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 d1) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 d1) (+ 10 (/ 1 d2))) (* (/ 1 d1) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 d1) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 d1) (+ 10 (/ 1 d2))) (* (/ 1 d1) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 d1) 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 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 (* 1 (+ 10 (/ 1 d2))) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* 1 20) into 20
* [misc]backup-simplify:  Simplify (+ (+ 10 (/ 1 d2)) 20) 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 (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (+ 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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 (- (+ (* 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 (+ 10 (/ 1 d2))))))) 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 20))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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)))) (* (/ 1 (- d1)) 20)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) (* (/ 1 (- d1)) 20)) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 (- d1)) 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 20 in d2
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) (* (/ 1 (- d1)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 (- d1)) 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 20 in d1
* [misc]backup-simplify:  Simplify 20 into 20
* [misc]taylor:  Taking taylor expansion of (+ (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) (* (/ 1 (- d1)) 20)) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 (- d1)) 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 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 (* -1 (- 10 (/ 1 d2))) into (* -1 (- 10 (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* -1 20) into -20
* [misc]backup-simplify:  Simplify (+ (* -1 (- 10 (/ 1 d2))) -20) into (- (/ 1 d2) 30)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) 30) 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 30 in d2
* [misc]backup-simplify:  Simplify 30 into 30
* [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 (- 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (- 10 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 20)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 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 (- 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 (- 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 (- 10 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 20))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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 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 (- 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 (- 10 (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 20)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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 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 (- 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 (- 10 (/ 1 d2))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 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 20))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 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 (+ 10 d2)) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* d1 (+ 10 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 (+ 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 (* d1 (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* d1 (+ 10 d2)) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ 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]backup-simplify:  Simplify (+ 10 d2) into (+ 10 d2)
* [misc]backup-simplify:  Simplify (* 0 (+ 10 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) (* 1 (+ 10 d2))) into (+ 10 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 into 10
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (+ 10 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) (+ (* 1 0) (+ (* 0 0) (* 0 (+ 10 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) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ 10 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)) (* 10 (* 1 d1))) into (+ (* 10 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 d1) (+ 10 (/ 1 d2))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (+ 10 (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 d1) (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 d1) (+ 10 (/ 1 d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ 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]backup-simplify:  Simplify (+ 10 (/ 1 d2)) into (+ 10 (/ 1 d2))
* [misc]backup-simplify:  Simplify (* 1 (+ 10 (/ 1 d2))) into (+ 10 (/ 1 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 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) 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 (+ 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 (+ 10 0) into 10
* [misc]backup-simplify:  Simplify 10 into 10
* [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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 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 (- (+ (* 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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 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)) (* 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 (- (+ (* 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 (+ 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 (+ (* 10 (* 1 (/ 1 (/ 1 d1)))) (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) into (+ (* 10 d1) (* d1 d2))
* [misc]approximate:  Taking taylor expansion of (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) in (d1 d2) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ 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 (* (/ 1 (- d1)) (+ 10 (/ 1 (- d2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ 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]backup-simplify:  Simplify (+ 10 (/ -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 -1 in d2
* [misc]backup-simplify:  Simplify -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) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 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 (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 10 0) into 10
* [misc]backup-simplify:  Simplify (+ (* -1 10) (* 0 -1)) into -10
* [misc]backup-simplify:  Simplify -10 into -10
* [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 (- 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 (- 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)) (* 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 10) (* 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) into 0
* [misc]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 (- 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)) (* 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 10) (* 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) into 0
* [misc]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 (- 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 (+ (* -10 (* 1 (/ 1 (/ 1 (- d1))))) (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) into (+ (* 10 d1) (* d1 d2))
* * * [misc]progress:  simplifying alt 1 of 21
* [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 21
* [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 21
* [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 21
* [enter]simplify:  Simplifying (* d1 (+ 30 d2))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 5 of 21
* [enter]simplify:  Simplifying (* d1 (+ (exp (- (log d2))) (* 30 (/ (exp (- (log d2))) d2))))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (+ (* 30 (/ (/ d1 d2) d2)) (/ d1 d2))
* [misc]none:  prog is (λ (d1 d2) (+ (* 30 (/ (/ d1 d2) d2)) (/ d1 d2)))
* * * [misc]progress:  simplifying alt 6 of 21
* [enter]simplify:  Simplifying (* d1 (+ (* 30 (/ (exp (- (log -1) (log d2))) d2)) (exp (- (log -1) (log d2)))))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to (+ (/ (- d1) d2) (* (/ (- d1) (* d2 d2)) 30))
* [misc]none:  prog is (λ (d1 d2) (+ (/ (- d1) d2) (* (/ (- d1) (* d2 d2)) 30)))
* * * [misc]progress:  simplifying alt 7 of 21
* [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 8 of 21
* [enter]simplify:  Simplifying (* 30 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 30)
* [misc]none:  prog is (λ (d1 d2) (* d1 30))
* * * [misc]progress:  simplifying alt 9 of 21
* [enter]simplify:  Simplifying (* 30 d1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (* d1 30)
* [misc]none:  prog is (λ (d1 d2) (* d1 30))
* * * [misc]progress:  simplifying alt 10 of 21
* [enter]simplify:  Simplifying (* d1 (exp (log (+ 30 d2))))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 11 of 21
* [enter]simplify:  Simplifying (* d1 (exp (log (+ 30 d2))))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 12 of 21
* [enter]simplify:  Simplifying (* d1 (exp (log (+ 30 d2))))
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d2 30))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ d2 30)))
* * * [misc]progress:  simplifying alt 13 of 21
* [enter]simplify:  Simplifying (* d1 (exp (- (+ (log 30) (* 1/30 d2)) (* 1/1800 (sqr d2)))))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (/ (* (exp (* d2 1/30)) (* 30 d1)) (pow (exp 1/1800) (* d2 d2)))
* [misc]none:  prog is (λ (d1 d2) (/ (* (exp (* d2 1/30)) (* 30 d1)) (pow (exp 1/1800) (* d2 d2))))
* * * [misc]progress:  simplifying alt 14 of 21
* [enter]simplify:  Simplifying (* d1 (exp (- (* 30 (/ 1 d2)) (+ (log d2) (* 450 (/ 1 (sqr d2)))))))
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (50 enodes)
* [exit]simplify:  Simplified to (* (/ d1 d2) (/ (exp (/ 30 d2)) (exp (/ 450 (* d2 d2)))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 d2) (/ (exp (/ 30 d2)) (exp (/ 450 (* d2 d2))))))
* * * [misc]progress:  simplifying alt 15 of 21
* [enter]simplify:  Simplifying (* d1 (exp (- (+ (* 30 (/ 1 d2)) (log -1)) (+ (log d2) (* 450 (/ 1 (sqr d2)))))))
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (68 enodes)
* [exit]simplify:  Simplified to (* (/ d1 d2) (/ (* -1 (exp (/ 30 d2))) (exp (/ 450 (* d2 d2)))))
* [misc]none:  prog is (λ (d1 d2) (* (/ d1 d2) (/ (* -1 (exp (/ 30 d2))) (exp (/ 450 (* d2 d2))))))
* * * [misc]progress:  simplifying alt 16 of 21
* [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 17 of 21
* [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 18 of 21
* [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 19 of 21
* [enter]simplify:  Simplifying (+ (+ (* 10 d1) (* d1 d2)) (* d1 20))
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (24 enodes)
* [exit]simplify:  Simplified to (* d1 (+ 10 (+ 20 d2)))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ 10 (+ 20 d2))))
* * * [misc]progress:  simplifying alt 20 of 21
* [enter]simplify:  Simplifying (+ (+ (* 10 d1) (* d1 d2)) (* d1 20))
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (24 enodes)
* [exit]simplify:  Simplified to (* d1 (+ 10 (+ 20 d2)))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ 10 (+ 20 d2))))
* * * [misc]progress:  simplifying alt 21 of 21
* [enter]simplify:  Simplifying (+ (+ (* 10 d1) (* d1 d2)) (* d1 20))
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (24 enodes)
* [exit]simplify:  Simplified to (* d1 (+ 10 (+ 20 d2)))
* [misc]none:  prog is (λ (d1 d2) (* d1 (+ 10 (+ 20 d2))))
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (+ d2 30)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ d2 30)
* [exit]simplify:  Simplified to (+ d2 30)
* [enter]simplify:  Simplifying (log (+ (+ 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 (log (+ (+ 10 d2) 20))
* [exit]simplify:  Simplified to (log (+ (+ 10 d2) 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)