0.535 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (- (* x y) (* z y)) t)
0.021 * * [simplify]: iteration  0 :  8  enodes  (cost  9 )
0.022 * * [simplify]: iteration  1 :  15  enodes  (cost  7 )
0.023 * * [simplify]: iteration  2 :  34  enodes  (cost  7 )
0.028 * * [simplify]: iteration  3 :  65  enodes  (cost  7 )
0.042 * * [simplify]: iteration  4 :  86  enodes  (cost  7 )
0.055 * * [simplify]: iteration  5 :  95  enodes  (cost  7 )
0.070 * * [simplify]: iteration  done :  95  enodes  (cost  7 )
0.070 * [simplify]: Simplified to:
   (* (* y (- x z)) t)
0.073 * * [progress]: iteration 1 / 4
0.073 * * * [progress]: picking best candidate
0.075 * * * * [pick]: Picked  #<alt (λ (x y z t) (* (- (* x y) (* z y)) t))>
0.075 * * * [progress]: localizing error
0.081 * * * [progress]: generating rewritten candidates
0.081 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.091 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.096 * * * [progress]: generating series expansions
0.096 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.096 * [approximate]: Taking taylor expansion of (* t (- (* x y) (* z y))) in (x y z t) around 0
0.096 * [taylor]: Taking taylor expansion of (* t (- (* x y) (* z y))) in t
0.096 * [taylor]: Taking taylor expansion of t in t
0.096 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in t
0.096 * [taylor]: Taking taylor expansion of (* x y) in t
0.096 * [taylor]: Taking taylor expansion of x in t
0.096 * [taylor]: Taking taylor expansion of y in t
0.096 * [taylor]: Taking taylor expansion of (* z y) in t
0.096 * [taylor]: Taking taylor expansion of z in t
0.096 * [taylor]: Taking taylor expansion of y in t
0.096 * [taylor]: Taking taylor expansion of (* t (- (* x y) (* z y))) in z
0.096 * [taylor]: Taking taylor expansion of t in z
0.096 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in z
0.096 * [taylor]: Taking taylor expansion of (* x y) in z
0.096 * [taylor]: Taking taylor expansion of x in z
0.096 * [taylor]: Taking taylor expansion of y in z
0.096 * [taylor]: Taking taylor expansion of (* z y) in z
0.096 * [taylor]: Taking taylor expansion of z in z
0.096 * [taylor]: Taking taylor expansion of y in z
0.096 * [taylor]: Taking taylor expansion of (* t (- (* x y) (* z y))) in y
0.096 * [taylor]: Taking taylor expansion of t in y
0.096 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in y
0.096 * [taylor]: Taking taylor expansion of (* x y) in y
0.096 * [taylor]: Taking taylor expansion of x in y
0.096 * [taylor]: Taking taylor expansion of y in y
0.096 * [taylor]: Taking taylor expansion of (* z y) in y
0.096 * [taylor]: Taking taylor expansion of z in y
0.096 * [taylor]: Taking taylor expansion of y in y
0.096 * [taylor]: Taking taylor expansion of (* t (- (* x y) (* z y))) in x
0.096 * [taylor]: Taking taylor expansion of t in x
0.096 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in x
0.096 * [taylor]: Taking taylor expansion of (* x y) in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of y in x
0.097 * [taylor]: Taking taylor expansion of (* z y) in x
0.097 * [taylor]: Taking taylor expansion of z in x
0.097 * [taylor]: Taking taylor expansion of y in x
0.097 * [taylor]: Taking taylor expansion of (* t (- (* x y) (* z y))) in x
0.097 * [taylor]: Taking taylor expansion of t in x
0.097 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in x
0.097 * [taylor]: Taking taylor expansion of (* x y) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of y in x
0.097 * [taylor]: Taking taylor expansion of (* z y) in x
0.097 * [taylor]: Taking taylor expansion of z in x
0.097 * [taylor]: Taking taylor expansion of y in x
0.097 * [taylor]: Taking taylor expansion of (* -1 (* t (* z y))) in y
0.097 * [taylor]: Taking taylor expansion of -1 in y
0.097 * [taylor]: Taking taylor expansion of (* t (* z y)) in y
0.097 * [taylor]: Taking taylor expansion of t in y
0.097 * [taylor]: Taking taylor expansion of (* z y) in y
0.097 * [taylor]: Taking taylor expansion of z in y
0.097 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [taylor]: Taking taylor expansion of 0 in t
0.098 * [taylor]: Taking taylor expansion of (* t y) in y
0.098 * [taylor]: Taking taylor expansion of t in y
0.098 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [taylor]: Taking taylor expansion of 0 in t
0.099 * [taylor]: Taking taylor expansion of (- (* t z)) in z
0.099 * [taylor]: Taking taylor expansion of (* t z) in z
0.099 * [taylor]: Taking taylor expansion of t in z
0.099 * [taylor]: Taking taylor expansion of z in z
0.100 * [taylor]: Taking taylor expansion of 0 in t
0.100 * [taylor]: Taking taylor expansion of 0 in t
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [taylor]: Taking taylor expansion of 0 in z
0.101 * [taylor]: Taking taylor expansion of 0 in t
0.101 * [approximate]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in (x y z t) around 0
0.101 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in t
0.101 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in t
0.101 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t
0.101 * [taylor]: Taking taylor expansion of (* x y) in t
0.101 * [taylor]: Taking taylor expansion of x in t
0.101 * [taylor]: Taking taylor expansion of y in t
0.101 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in t
0.101 * [taylor]: Taking taylor expansion of (* z y) in t
0.101 * [taylor]: Taking taylor expansion of z in t
0.101 * [taylor]: Taking taylor expansion of y in t
0.101 * [taylor]: Taking taylor expansion of t in t
0.102 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in z
0.102 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in z
0.102 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.102 * [taylor]: Taking taylor expansion of (* x y) in z
0.102 * [taylor]: Taking taylor expansion of x in z
0.102 * [taylor]: Taking taylor expansion of y in z
0.102 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.102 * [taylor]: Taking taylor expansion of (* z y) in z
0.102 * [taylor]: Taking taylor expansion of z in z
0.102 * [taylor]: Taking taylor expansion of y in z
0.102 * [taylor]: Taking taylor expansion of t in z
0.102 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in y
0.102 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in y
0.102 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.102 * [taylor]: Taking taylor expansion of (* x y) in y
0.102 * [taylor]: Taking taylor expansion of x in y
0.102 * [taylor]: Taking taylor expansion of y in y
0.103 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.103 * [taylor]: Taking taylor expansion of (* z y) in y
0.103 * [taylor]: Taking taylor expansion of z in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.103 * [taylor]: Taking taylor expansion of t in y
0.103 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in x
0.103 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.103 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.103 * [taylor]: Taking taylor expansion of (* x y) in x
0.103 * [taylor]: Taking taylor expansion of x in x
0.103 * [taylor]: Taking taylor expansion of y in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.104 * [taylor]: Taking taylor expansion of (* z y) in x
0.104 * [taylor]: Taking taylor expansion of z in x
0.104 * [taylor]: Taking taylor expansion of y in x
0.104 * [taylor]: Taking taylor expansion of t in x
0.104 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in x
0.104 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.104 * [taylor]: Taking taylor expansion of (* x y) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of y in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.104 * [taylor]: Taking taylor expansion of (* z y) in x
0.104 * [taylor]: Taking taylor expansion of z in x
0.104 * [taylor]: Taking taylor expansion of y in x
0.105 * [taylor]: Taking taylor expansion of t in x
0.105 * [taylor]: Taking taylor expansion of (/ 1 (* t y)) in y
0.105 * [taylor]: Taking taylor expansion of (* t y) in y
0.105 * [taylor]: Taking taylor expansion of t in y
0.105 * [taylor]: Taking taylor expansion of y in y
0.105 * [taylor]: Taking taylor expansion of (/ 1 t) in z
0.105 * [taylor]: Taking taylor expansion of t in z
0.106 * [taylor]: Taking taylor expansion of (- (/ 1 (* t (* z y)))) in y
0.106 * [taylor]: Taking taylor expansion of (/ 1 (* t (* z y))) in y
0.106 * [taylor]: Taking taylor expansion of (* t (* z y)) in y
0.106 * [taylor]: Taking taylor expansion of t in y
0.106 * [taylor]: Taking taylor expansion of (* z y) in y
0.106 * [taylor]: Taking taylor expansion of z in y
0.106 * [taylor]: Taking taylor expansion of y in y
0.107 * [taylor]: Taking taylor expansion of (- (/ 1 (* t z))) in z
0.107 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.107 * [taylor]: Taking taylor expansion of (* t z) in z
0.107 * [taylor]: Taking taylor expansion of t in z
0.107 * [taylor]: Taking taylor expansion of z in z
0.107 * [taylor]: Taking taylor expansion of (- (/ 1 t)) in t
0.107 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.107 * [taylor]: Taking taylor expansion of t in t
0.108 * [taylor]: Taking taylor expansion of 0 in z
0.108 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.108 * [taylor]: Taking taylor expansion of t in t
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.111 * [taylor]: Taking taylor expansion of 0 in z
0.111 * [taylor]: Taking taylor expansion of 0 in z
0.112 * [taylor]: Taking taylor expansion of 0 in t
0.112 * [taylor]: Taking taylor expansion of 0 in t
0.112 * [taylor]: Taking taylor expansion of 0 in t
0.116 * [taylor]: Taking taylor expansion of 0 in y
0.116 * [taylor]: Taking taylor expansion of 0 in z
0.117 * [taylor]: Taking taylor expansion of 0 in z
0.118 * [taylor]: Taking taylor expansion of 0 in z
0.118 * [taylor]: Taking taylor expansion of 0 in t
0.118 * [taylor]: Taking taylor expansion of 0 in t
0.118 * [taylor]: Taking taylor expansion of 0 in t
0.119 * [taylor]: Taking taylor expansion of 0 in t
0.119 * [taylor]: Taking taylor expansion of 0 in t
0.120 * [approximate]: Taking taylor expansion of (* -1 (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t)) in (x y z t) around 0
0.120 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t)) in t
0.120 * [taylor]: Taking taylor expansion of -1 in t
0.120 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in t
0.120 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in t
0.120 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t
0.120 * [taylor]: Taking taylor expansion of (* x y) in t
0.120 * [taylor]: Taking taylor expansion of x in t
0.120 * [taylor]: Taking taylor expansion of y in t
0.120 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in t
0.120 * [taylor]: Taking taylor expansion of (* z y) in t
0.120 * [taylor]: Taking taylor expansion of z in t
0.120 * [taylor]: Taking taylor expansion of y in t
0.120 * [taylor]: Taking taylor expansion of t in t
0.120 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t)) in z
0.120 * [taylor]: Taking taylor expansion of -1 in z
0.121 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in z
0.121 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in z
0.121 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.121 * [taylor]: Taking taylor expansion of (* x y) in z
0.121 * [taylor]: Taking taylor expansion of x in z
0.121 * [taylor]: Taking taylor expansion of y in z
0.121 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.121 * [taylor]: Taking taylor expansion of (* z y) in z
0.121 * [taylor]: Taking taylor expansion of z in z
0.121 * [taylor]: Taking taylor expansion of y in z
0.121 * [taylor]: Taking taylor expansion of t in z
0.121 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t)) in y
0.121 * [taylor]: Taking taylor expansion of -1 in y
0.121 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in y
0.121 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in y
0.121 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.121 * [taylor]: Taking taylor expansion of (* x y) in y
0.121 * [taylor]: Taking taylor expansion of x in y
0.121 * [taylor]: Taking taylor expansion of y in y
0.122 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.122 * [taylor]: Taking taylor expansion of (* z y) in y
0.122 * [taylor]: Taking taylor expansion of z in y
0.122 * [taylor]: Taking taylor expansion of y in y
0.122 * [taylor]: Taking taylor expansion of t in y
0.122 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t)) in x
0.122 * [taylor]: Taking taylor expansion of -1 in x
0.122 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in x
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.122 * [taylor]: Taking taylor expansion of (* x y) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.123 * [taylor]: Taking taylor expansion of (* z y) in x
0.123 * [taylor]: Taking taylor expansion of z in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of t in x
0.123 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t)) in x
0.123 * [taylor]: Taking taylor expansion of -1 in x
0.123 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (* x y)) (/ 1 (* z y))) t) in x
0.123 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.123 * [taylor]: Taking taylor expansion of (* x y) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.123 * [taylor]: Taking taylor expansion of (* z y) in x
0.123 * [taylor]: Taking taylor expansion of z in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of t in x
0.123 * [taylor]: Taking taylor expansion of (/ -1 (* t y)) in y
0.124 * [taylor]: Taking taylor expansion of -1 in y
0.124 * [taylor]: Taking taylor expansion of (* t y) in y
0.124 * [taylor]: Taking taylor expansion of t in y
0.124 * [taylor]: Taking taylor expansion of y in y
0.124 * [taylor]: Taking taylor expansion of (/ -1 t) in z
0.124 * [taylor]: Taking taylor expansion of -1 in z
0.124 * [taylor]: Taking taylor expansion of t in z
0.125 * [taylor]: Taking taylor expansion of (/ 1 (* t (* z y))) in y
0.125 * [taylor]: Taking taylor expansion of (* t (* z y)) in y
0.125 * [taylor]: Taking taylor expansion of t in y
0.125 * [taylor]: Taking taylor expansion of (* z y) in y
0.125 * [taylor]: Taking taylor expansion of z in y
0.125 * [taylor]: Taking taylor expansion of y in y
0.126 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.126 * [taylor]: Taking taylor expansion of (* t z) in z
0.126 * [taylor]: Taking taylor expansion of t in z
0.126 * [taylor]: Taking taylor expansion of z in z
0.126 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.126 * [taylor]: Taking taylor expansion of t in t
0.127 * [taylor]: Taking taylor expansion of 0 in z
0.127 * [taylor]: Taking taylor expansion of (/ -1 t) in t
0.127 * [taylor]: Taking taylor expansion of -1 in t
0.127 * [taylor]: Taking taylor expansion of t in t
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [taylor]: Taking taylor expansion of 0 in z
0.130 * [taylor]: Taking taylor expansion of 0 in z
0.131 * [taylor]: Taking taylor expansion of 0 in t
0.131 * [taylor]: Taking taylor expansion of 0 in t
0.131 * [taylor]: Taking taylor expansion of 0 in t
0.135 * [taylor]: Taking taylor expansion of 0 in y
0.135 * [taylor]: Taking taylor expansion of 0 in z
0.136 * [taylor]: Taking taylor expansion of 0 in z
0.136 * [taylor]: Taking taylor expansion of 0 in z
0.137 * [taylor]: Taking taylor expansion of 0 in t
0.137 * [taylor]: Taking taylor expansion of 0 in t
0.137 * [taylor]: Taking taylor expansion of 0 in t
0.137 * [taylor]: Taking taylor expansion of 0 in t
0.137 * [taylor]: Taking taylor expansion of 0 in t
0.138 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.138 * [approximate]: Taking taylor expansion of (- (* x y) (* z y)) in (x y z) around 0
0.138 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in z
0.138 * [taylor]: Taking taylor expansion of (* x y) in z
0.138 * [taylor]: Taking taylor expansion of x in z
0.138 * [taylor]: Taking taylor expansion of y in z
0.138 * [taylor]: Taking taylor expansion of (* z y) in z
0.138 * [taylor]: Taking taylor expansion of z in z
0.138 * [taylor]: Taking taylor expansion of y in z
0.138 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in y
0.138 * [taylor]: Taking taylor expansion of (* x y) in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (* z y) in y
0.138 * [taylor]: Taking taylor expansion of z in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in x
0.139 * [taylor]: Taking taylor expansion of (* x y) in x
0.139 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of (* z y) in x
0.139 * [taylor]: Taking taylor expansion of z in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of (- (* x y) (* z y)) in x
0.139 * [taylor]: Taking taylor expansion of (* x y) in x
0.139 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of (* z y) in x
0.139 * [taylor]: Taking taylor expansion of z in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of (- (* z y)) in y
0.139 * [taylor]: Taking taylor expansion of (* z y) in y
0.139 * [taylor]: Taking taylor expansion of z in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of 0 in z
0.140 * [taylor]: Taking taylor expansion of y in y
0.140 * [taylor]: Taking taylor expansion of 0 in z
0.140 * [taylor]: Taking taylor expansion of (- z) in z
0.140 * [taylor]: Taking taylor expansion of z in z
0.142 * [taylor]: Taking taylor expansion of 0 in y
0.142 * [taylor]: Taking taylor expansion of 0 in z
0.142 * [taylor]: Taking taylor expansion of 1 in z
0.142 * [taylor]: Taking taylor expansion of 0 in z
0.144 * [taylor]: Taking taylor expansion of 0 in y
0.144 * [taylor]: Taking taylor expansion of 0 in z
0.144 * [taylor]: Taking taylor expansion of 0 in z
0.145 * [taylor]: Taking taylor expansion of 0 in z
0.145 * [taylor]: Taking taylor expansion of 0 in z
0.145 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in (x y z) around 0
0.145 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in z
0.146 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.146 * [taylor]: Taking taylor expansion of (* x y) in z
0.146 * [taylor]: Taking taylor expansion of x in z
0.146 * [taylor]: Taking taylor expansion of y in z
0.146 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.146 * [taylor]: Taking taylor expansion of (* z y) in z
0.146 * [taylor]: Taking taylor expansion of z in z
0.146 * [taylor]: Taking taylor expansion of y in z
0.146 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in y
0.146 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.146 * [taylor]: Taking taylor expansion of (* x y) in y
0.146 * [taylor]: Taking taylor expansion of x in y
0.146 * [taylor]: Taking taylor expansion of y in y
0.146 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.146 * [taylor]: Taking taylor expansion of (* z y) in y
0.146 * [taylor]: Taking taylor expansion of z in y
0.146 * [taylor]: Taking taylor expansion of y in y
0.147 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.147 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.147 * [taylor]: Taking taylor expansion of (* x y) in x
0.147 * [taylor]: Taking taylor expansion of x in x
0.147 * [taylor]: Taking taylor expansion of y in x
0.147 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.147 * [taylor]: Taking taylor expansion of (* z y) in x
0.147 * [taylor]: Taking taylor expansion of z in x
0.147 * [taylor]: Taking taylor expansion of y in x
0.147 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.147 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.147 * [taylor]: Taking taylor expansion of (* x y) in x
0.147 * [taylor]: Taking taylor expansion of x in x
0.147 * [taylor]: Taking taylor expansion of y in x
0.148 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.148 * [taylor]: Taking taylor expansion of (* z y) in x
0.148 * [taylor]: Taking taylor expansion of z in x
0.148 * [taylor]: Taking taylor expansion of y in x
0.148 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.148 * [taylor]: Taking taylor expansion of y in y
0.148 * [taylor]: Taking taylor expansion of 1 in z
0.149 * [taylor]: Taking taylor expansion of (- (/ 1 (* z y))) in y
0.149 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.149 * [taylor]: Taking taylor expansion of (* z y) in y
0.149 * [taylor]: Taking taylor expansion of z in y
0.149 * [taylor]: Taking taylor expansion of y in y
0.149 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.149 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.149 * [taylor]: Taking taylor expansion of z in z
0.150 * [taylor]: Taking taylor expansion of 0 in z
0.152 * [taylor]: Taking taylor expansion of 0 in y
0.152 * [taylor]: Taking taylor expansion of 0 in z
0.153 * [taylor]: Taking taylor expansion of 0 in z
0.155 * [taylor]: Taking taylor expansion of 0 in y
0.156 * [taylor]: Taking taylor expansion of 0 in z
0.156 * [taylor]: Taking taylor expansion of 0 in z
0.157 * [taylor]: Taking taylor expansion of 0 in z
0.158 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in (x y z) around 0
0.158 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in z
0.158 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.158 * [taylor]: Taking taylor expansion of (* x y) in z
0.158 * [taylor]: Taking taylor expansion of x in z
0.158 * [taylor]: Taking taylor expansion of y in z
0.158 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.158 * [taylor]: Taking taylor expansion of (* z y) in z
0.158 * [taylor]: Taking taylor expansion of z in z
0.158 * [taylor]: Taking taylor expansion of y in z
0.158 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in y
0.158 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.159 * [taylor]: Taking taylor expansion of (* x y) in y
0.159 * [taylor]: Taking taylor expansion of x in y
0.159 * [taylor]: Taking taylor expansion of y in y
0.159 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.159 * [taylor]: Taking taylor expansion of (* z y) in y
0.159 * [taylor]: Taking taylor expansion of z in y
0.159 * [taylor]: Taking taylor expansion of y in y
0.159 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.159 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.159 * [taylor]: Taking taylor expansion of (* x y) in x
0.159 * [taylor]: Taking taylor expansion of x in x
0.159 * [taylor]: Taking taylor expansion of y in x
0.160 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.160 * [taylor]: Taking taylor expansion of (* z y) in x
0.160 * [taylor]: Taking taylor expansion of z in x
0.160 * [taylor]: Taking taylor expansion of y in x
0.160 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* z y))) in x
0.160 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.160 * [taylor]: Taking taylor expansion of (* x y) in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.160 * [taylor]: Taking taylor expansion of y in x
0.160 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.160 * [taylor]: Taking taylor expansion of (* z y) in x
0.160 * [taylor]: Taking taylor expansion of z in x
0.160 * [taylor]: Taking taylor expansion of y in x
0.160 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.160 * [taylor]: Taking taylor expansion of y in y
0.161 * [taylor]: Taking taylor expansion of 1 in z
0.161 * [taylor]: Taking taylor expansion of (- (/ 1 (* z y))) in y
0.161 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.161 * [taylor]: Taking taylor expansion of (* z y) in y
0.161 * [taylor]: Taking taylor expansion of z in y
0.161 * [taylor]: Taking taylor expansion of y in y
0.162 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.162 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.162 * [taylor]: Taking taylor expansion of z in z
0.163 * [taylor]: Taking taylor expansion of 0 in z
0.164 * [taylor]: Taking taylor expansion of 0 in y
0.165 * [taylor]: Taking taylor expansion of 0 in z
0.165 * [taylor]: Taking taylor expansion of 0 in z
0.168 * [taylor]: Taking taylor expansion of 0 in y
0.168 * [taylor]: Taking taylor expansion of 0 in z
0.169 * [taylor]: Taking taylor expansion of 0 in z
0.169 * [taylor]: Taking taylor expansion of 0 in z
0.170 * * * [progress]: simplifying candidates
0.171 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (- (* x y) (* z y)) t)
  (+ (log (- (* x y) (* z y))) (log t))
  (log (* (- (* x y) (* z y)) t))
  (exp (* (- (* x y) (* z y)) t))
  (* (* (* (- (* x y) (* z y)) (- (* x y) (* z y))) (- (* x y) (* z y))) (* (* t t) t))
  (* (cbrt (* (- (* x y) (* z y)) t)) (cbrt (* (- (* x y) (* z y)) t)))
  (cbrt (* (- (* x y) (* z y)) t))
  (* (* (* (- (* x y) (* z y)) t) (* (- (* x y) (* z y)) t)) (* (- (* x y) (* z y)) t))
  (sqrt (* (- (* x y) (* z y)) t))
  (sqrt (* (- (* x y) (* z y)) t))
  (* (sqrt (- (* x y) (* z y))) (sqrt t))
  (* (sqrt (- (* x y) (* z y))) (sqrt t))
  (* (- (* x y) (* z y)) (* (cbrt t) (cbrt t)))
  (* (- (* x y) (* z y)) (sqrt t))
  (* (- (* x y) (* z y)) 1)
  (* (cbrt (- (* x y) (* z y))) t)
  (* (sqrt (- (* x y) (* z y))) t)
  (* (- (* x y) (* z y)) t)
  (* (- x z) t)
  (* (- (pow (* x y) 3) (pow (* z y) 3)) t)
  (* (- (* (* x y) (* x y)) (* (* z y) (* z y))) t)
  (/ (exp (* x y)) (exp (* z y)))
  (log (- (* x y) (* z y)))
  (exp (- (* x y) (* z y)))
  (* (cbrt (- (* x y) (* z y))) (cbrt (- (* x y) (* z y))))
  (cbrt (- (* x y) (* z y)))
  (* (* (- (* x y) (* z y)) (- (* x y) (* z y))) (- (* x y) (* z y)))
  (sqrt (- (* x y) (* z y)))
  (sqrt (- (* x y) (* z y)))
  (- (pow (* x y) 3) (pow (* z y) 3))
  (+ (* (* x y) (* x y)) (+ (* (* z y) (* z y)) (* (* x y) (* z y))))
  (- (* z y))
  (- (* (* x y) (* x y)) (* (* z y) (* z y)))
  (+ (* x y) (* z y))
  (- x z)
  (- (* z y))
  0
  (- (* t (* x y)) (* t (* z y)))
  (- (* t (* x y)) (* t (* z y)))
  (- (* x y) (* z y))
  (- (* x y) (* z y))
  (- (* x y) (* z y))
0.173 * * [simplify]: iteration  0 :  60  enodes  (cost  467 )
0.185 * * [simplify]: iteration  1 :  160  enodes  (cost  365 )
0.217 * * [simplify]: iteration  2 :  613  enodes  (cost  327 )