4.127 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.027 * [progress]: [Phase 2 of 3] Improving. 0.027 * [simplify]: Simplifying: (- (/ (* x y) 2.0) (/ z 8.0)) 0.028 * * [simplify]: Extracting # 0 : cost 0 0.028 * * [simplify]: Extracting # 1 : cost 0 0.028 * * [simplify]: Extracting # 2 : cost 0 0.028 * * [simplify]: Extracting # 3 : cost 0 0.028 * * [simplify]: Extracting # 4 : cost 0 0.028 * * [simplify]: Extracting # 5 : cost 0 0.028 * * [simplify]: iteration 0 : 9 enodes (cost 9 ) 0.030 * * [simplify]: Extracting # 0 : cost 0 0.030 * * [simplify]: Extracting # 1 : cost 0 0.030 * * [simplify]: Extracting # 2 : cost 0 0.030 * * [simplify]: iteration 1 : 14 enodes (cost 9 ) 0.034 * * [simplify]: Extracting # 0 : cost 0 0.034 * * [simplify]: Extracting # 1 : cost 0 0.035 * * [simplify]: Extracting # 2 : cost 0 0.035 * * [simplify]: iteration 2 : 21 enodes (cost 9 ) 0.041 * * [simplify]: Extracting # 0 : cost 0 0.041 * * [simplify]: Extracting # 1 : cost 0 0.041 * * [simplify]: Extracting # 2 : cost 0 0.041 * * [simplify]: iteration 3 : 24 enodes (cost 9 ) 0.049 * * [simplify]: Extracting # 0 : cost 0 0.049 * * [simplify]: iteration 4 : 25 enodes (cost 9 ) 0.057 * * [simplify]: Extracting # 0 : cost 0 0.057 * * [simplify]: iteration done: 25 enodes (cost 9 ) 0.057 * [simplify]: Simplified to: (- (/ (* x y) 2.0) (/ z 8.0)) 0.058 * * [progress]: iteration 1 / 4 0.058 * * * [progress]: picking best candidate 0.061 * * * * [pick]: Picked # 0.061 * * * [progress]: localizing error 0.077 * * * [progress]: generating rewritten candidates 0.077 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.124 * * * [progress]: generating series expansions 0.124 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.125 * [backup-simplify]: Simplify (- (/ (* x y) 2.0) (/ z 8.0)) into (- (* 0.5 (* x y)) (* 0.125 z)) 0.125 * [approximate]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in (x y z) around 0 0.125 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in z 0.125 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in z 0.125 * [taylor]: Taking taylor expansion of 0.5 in z 0.125 * [backup-simplify]: Simplify 0.5 into 0.5 0.125 * [taylor]: Taking taylor expansion of (* x y) in z 0.125 * [taylor]: Taking taylor expansion of x in z 0.125 * [backup-simplify]: Simplify x into x 0.125 * [taylor]: Taking taylor expansion of y in z 0.125 * [backup-simplify]: Simplify y into y 0.125 * [taylor]: Taking taylor expansion of (* 0.125 z) in z 0.125 * [taylor]: Taking taylor expansion of 0.125 in z 0.125 * [backup-simplify]: Simplify 0.125 into 0.125 0.125 * [taylor]: Taking taylor expansion of z in z 0.125 * [backup-simplify]: Simplify 0 into 0 0.125 * [backup-simplify]: Simplify 1 into 1 0.125 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in y 0.125 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y 0.125 * [taylor]: Taking taylor expansion of 0.5 in y 0.125 * [backup-simplify]: Simplify 0.5 into 0.5 0.125 * [taylor]: Taking taylor expansion of (* x y) in y 0.125 * [taylor]: Taking taylor expansion of x in y 0.125 * [backup-simplify]: Simplify x into x 0.125 * [taylor]: Taking taylor expansion of y in y 0.125 * [backup-simplify]: Simplify 0 into 0 0.125 * [backup-simplify]: Simplify 1 into 1 0.126 * [taylor]: Taking taylor expansion of (* 0.125 z) in y 0.126 * [taylor]: Taking taylor expansion of 0.125 in y 0.126 * [backup-simplify]: Simplify 0.125 into 0.125 0.126 * [taylor]: Taking taylor expansion of z in y 0.126 * [backup-simplify]: Simplify z into z 0.126 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in x 0.126 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x 0.126 * [taylor]: Taking taylor expansion of 0.5 in x 0.126 * [backup-simplify]: Simplify 0.5 into 0.5 0.126 * [taylor]: Taking taylor expansion of (* x y) in x 0.126 * [taylor]: Taking taylor expansion of x in x 0.126 * [backup-simplify]: Simplify 0 into 0 0.126 * [backup-simplify]: Simplify 1 into 1 0.126 * [taylor]: Taking taylor expansion of y in x 0.126 * [backup-simplify]: Simplify y into y 0.126 * [taylor]: Taking taylor expansion of (* 0.125 z) in x 0.126 * [taylor]: Taking taylor expansion of 0.125 in x 0.126 * [backup-simplify]: Simplify 0.125 into 0.125 0.126 * [taylor]: Taking taylor expansion of z in x 0.126 * [backup-simplify]: Simplify z into z 0.126 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in x 0.126 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x 0.126 * [taylor]: Taking taylor expansion of 0.5 in x 0.126 * [backup-simplify]: Simplify 0.5 into 0.5 0.126 * [taylor]: Taking taylor expansion of (* x y) in x 0.126 * [taylor]: Taking taylor expansion of x in x 0.126 * [backup-simplify]: Simplify 0 into 0 0.126 * [backup-simplify]: Simplify 1 into 1 0.126 * [taylor]: Taking taylor expansion of y in x 0.126 * [backup-simplify]: Simplify y into y 0.126 * [taylor]: Taking taylor expansion of (* 0.125 z) in x 0.126 * [taylor]: Taking taylor expansion of 0.125 in x 0.127 * [backup-simplify]: Simplify 0.125 into 0.125 0.127 * [taylor]: Taking taylor expansion of z in x 0.127 * [backup-simplify]: Simplify z into z 0.127 * [backup-simplify]: Simplify (* 0 y) into 0 0.137 * [backup-simplify]: Simplify (* 0.5 0) into 0 0.138 * [backup-simplify]: Simplify (* 0.125 z) into (* 0.125 z) 0.138 * [backup-simplify]: Simplify (- (* 0.125 z)) into (- (* 0.125 z)) 0.138 * [backup-simplify]: Simplify (+ 0 (- (* 0.125 z))) into (- (* 0.125 z)) 0.138 * [taylor]: Taking taylor expansion of (- (* 0.125 z)) in y 0.138 * [taylor]: Taking taylor expansion of (* 0.125 z) in y 0.138 * [taylor]: Taking taylor expansion of 0.125 in y 0.138 * [backup-simplify]: Simplify 0.125 into 0.125 0.138 * [taylor]: Taking taylor expansion of z in y 0.138 * [backup-simplify]: Simplify z into z 0.138 * [backup-simplify]: Simplify (* 0.125 z) into (* 0.125 z) 0.138 * [backup-simplify]: Simplify (- (* 0.125 z)) into (- (* 0.125 z)) 0.138 * [taylor]: Taking taylor expansion of (- (* 0.125 z)) in z 0.138 * [taylor]: Taking taylor expansion of (* 0.125 z) in z 0.138 * [taylor]: Taking taylor expansion of 0.125 in z 0.138 * [backup-simplify]: Simplify 0.125 into 0.125 0.138 * [taylor]: Taking taylor expansion of z in z 0.138 * [backup-simplify]: Simplify 0 into 0 0.138 * [backup-simplify]: Simplify 1 into 1 0.139 * [backup-simplify]: Simplify (* 0.125 0) into 0 0.139 * [backup-simplify]: Simplify (- 0) into 0 0.140 * [backup-simplify]: Simplify 0 into 0 0.140 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.140 * [backup-simplify]: Simplify (+ (* 0.5 y) (* 0 0)) into (* 0.5 y) 0.141 * [backup-simplify]: Simplify (+ (* 0.125 0) (* 0 z)) into 0 0.141 * [backup-simplify]: Simplify (- 0) into 0 0.141 * [backup-simplify]: Simplify (+ (* 0.5 y) 0) into (* 0.5 y) 0.141 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 0.141 * [taylor]: Taking taylor expansion of 0.5 in y 0.142 * [backup-simplify]: Simplify 0.5 into 0.5 0.142 * [taylor]: Taking taylor expansion of y in y 0.142 * [backup-simplify]: Simplify 0 into 0 0.142 * [backup-simplify]: Simplify 1 into 1 0.142 * [backup-simplify]: Simplify (* 0.5 0) into 0 0.142 * [taylor]: Taking taylor expansion of 0 in z 0.142 * [backup-simplify]: Simplify 0 into 0 0.142 * [backup-simplify]: Simplify 0 into 0 0.143 * [backup-simplify]: Simplify (+ (* 0.125 0) (* 0 z)) into 0 0.143 * [backup-simplify]: Simplify (- 0) into 0 0.143 * [taylor]: Taking taylor expansion of 0 in z 0.143 * [backup-simplify]: Simplify 0 into 0 0.143 * [backup-simplify]: Simplify 0 into 0 0.145 * [backup-simplify]: Simplify (+ (* 0.125 1) (* 0 0)) into 0.125 0.146 * [backup-simplify]: Simplify (- 0.125) into (- 0.125) 0.146 * [backup-simplify]: Simplify (- 0.125) into (- 0.125) 0.147 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0 0.148 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 y) (* 0 0))) into 0 0.149 * [backup-simplify]: Simplify (+ (* 0.125 0) (+ (* 0 0) (* 0 z))) into 0 0.149 * [backup-simplify]: Simplify (- 0) into 0 0.150 * [backup-simplify]: Simplify (+ 0 0) into 0 0.150 * [taylor]: Taking taylor expansion of 0 in y 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [taylor]: Taking taylor expansion of 0 in z 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [backup-simplify]: Simplify 0 into 0 0.151 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5 0.151 * [taylor]: Taking taylor expansion of 0.5 in z 0.151 * [backup-simplify]: Simplify 0.5 into 0.5 0.151 * [backup-simplify]: Simplify 0.5 into 0.5 0.152 * [backup-simplify]: Simplify (+ (* 0.125 0) (+ (* 0 0) (* 0 z))) into 0 0.152 * [backup-simplify]: Simplify (- 0) into 0 0.153 * [taylor]: Taking taylor expansion of 0 in z 0.153 * [backup-simplify]: Simplify 0 into 0 0.153 * [backup-simplify]: Simplify 0 into 0 0.153 * [backup-simplify]: Simplify 0 into 0 0.153 * [backup-simplify]: Simplify 0 into 0 0.154 * [backup-simplify]: Simplify (+ (* 0.125 0) (+ (* 0 1) (* 0 0))) into 0 0.154 * [backup-simplify]: Simplify (- 0) into 0 0.154 * [backup-simplify]: Simplify 0 into 0 0.155 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0 0.156 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 y) (* 0 0)))) into 0 0.158 * [backup-simplify]: Simplify (+ (* 0.125 0) (+ (* 0 0) (+ (* 0 0) (* 0 z)))) into 0 0.158 * [backup-simplify]: Simplify (- 0) into 0 0.158 * [backup-simplify]: Simplify (+ 0 0) into 0 0.158 * [taylor]: Taking taylor expansion of 0 in y 0.158 * [backup-simplify]: Simplify 0 into 0 0.159 * [taylor]: Taking taylor expansion of 0 in z 0.159 * [backup-simplify]: Simplify 0 into 0 0.159 * [backup-simplify]: Simplify 0 into 0 0.159 * [taylor]: Taking taylor expansion of 0 in z 0.159 * [backup-simplify]: Simplify 0 into 0 0.159 * [backup-simplify]: Simplify 0 into 0 0.160 * [backup-simplify]: Simplify (+ (* 0.5 (* 1 (* y x))) (* (- 0.125) (* z (* 1 1)))) into (- (* 0.5 (* x y)) (* 0.125 z)) 0.160 * [backup-simplify]: Simplify (- (/ (* (/ 1 x) (/ 1 y)) 2.0) (/ (/ 1 z) 8.0)) into (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) 0.160 * [approximate]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in (x y z) around 0 0.160 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in z 0.160 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in z 0.160 * [taylor]: Taking taylor expansion of 0.5 in z 0.160 * [backup-simplify]: Simplify 0.5 into 0.5 0.160 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z 0.160 * [taylor]: Taking taylor expansion of (* x y) in z 0.160 * [taylor]: Taking taylor expansion of x in z 0.160 * [backup-simplify]: Simplify x into x 0.160 * [taylor]: Taking taylor expansion of y in z 0.160 * [backup-simplify]: Simplify y into y 0.160 * [backup-simplify]: Simplify (* x y) into (* x y) 0.160 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y)) 0.161 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z 0.161 * [taylor]: Taking taylor expansion of 0.125 in z 0.161 * [backup-simplify]: Simplify 0.125 into 0.125 0.161 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.161 * [taylor]: Taking taylor expansion of z in z 0.161 * [backup-simplify]: Simplify 0 into 0 0.161 * [backup-simplify]: Simplify 1 into 1 0.161 * [backup-simplify]: Simplify (/ 1 1) into 1 0.161 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in y 0.161 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y 0.161 * [taylor]: Taking taylor expansion of 0.5 in y 0.161 * [backup-simplify]: Simplify 0.5 into 0.5 0.161 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.161 * [taylor]: Taking taylor expansion of (* x y) in y 0.161 * [taylor]: Taking taylor expansion of x in y 0.161 * [backup-simplify]: Simplify x into x 0.161 * [taylor]: Taking taylor expansion of y in y 0.161 * [backup-simplify]: Simplify 0 into 0 0.161 * [backup-simplify]: Simplify 1 into 1 0.162 * [backup-simplify]: Simplify (* x 0) into 0 0.162 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x 0.162 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 0.162 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y 0.162 * [taylor]: Taking taylor expansion of 0.125 in y 0.162 * [backup-simplify]: Simplify 0.125 into 0.125 0.162 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.162 * [taylor]: Taking taylor expansion of z in y 0.162 * [backup-simplify]: Simplify z into z 0.162 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.162 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in x 0.162 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x 0.162 * [taylor]: Taking taylor expansion of 0.5 in x 0.162 * [backup-simplify]: Simplify 0.5 into 0.5 0.162 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.162 * [taylor]: Taking taylor expansion of (* x y) in x 0.163 * [taylor]: Taking taylor expansion of x in x 0.163 * [backup-simplify]: Simplify 0 into 0 0.163 * [backup-simplify]: Simplify 1 into 1 0.163 * [taylor]: Taking taylor expansion of y in x 0.163 * [backup-simplify]: Simplify y into y 0.163 * [backup-simplify]: Simplify (* 0 y) into 0 0.163 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.163 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.163 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x 0.163 * [taylor]: Taking taylor expansion of 0.125 in x 0.163 * [backup-simplify]: Simplify 0.125 into 0.125 0.163 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.163 * [taylor]: Taking taylor expansion of z in x 0.163 * [backup-simplify]: Simplify z into z 0.163 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.163 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in x 0.163 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x 0.163 * [taylor]: Taking taylor expansion of 0.5 in x 0.163 * [backup-simplify]: Simplify 0.5 into 0.5 0.163 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.163 * [taylor]: Taking taylor expansion of (* x y) in x 0.163 * [taylor]: Taking taylor expansion of x in x 0.163 * [backup-simplify]: Simplify 0 into 0 0.164 * [backup-simplify]: Simplify 1 into 1 0.164 * [taylor]: Taking taylor expansion of y in x 0.164 * [backup-simplify]: Simplify y into y 0.164 * [backup-simplify]: Simplify (* 0 y) into 0 0.164 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.164 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.164 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x 0.164 * [taylor]: Taking taylor expansion of 0.125 in x 0.164 * [backup-simplify]: Simplify 0.125 into 0.125 0.164 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.164 * [taylor]: Taking taylor expansion of z in x 0.164 * [backup-simplify]: Simplify z into z 0.164 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.164 * [backup-simplify]: Simplify (* 0.5 (/ 1 y)) into (/ 0.5 y) 0.164 * [backup-simplify]: Simplify (+ (/ 0.5 y) 0) into (* 0.5 (/ 1 y)) 0.164 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.164 * [taylor]: Taking taylor expansion of 0.5 in y 0.164 * [backup-simplify]: Simplify 0.5 into 0.5 0.164 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.164 * [taylor]: Taking taylor expansion of y in y 0.164 * [backup-simplify]: Simplify 0 into 0 0.164 * [backup-simplify]: Simplify 1 into 1 0.165 * [backup-simplify]: Simplify (/ 1 1) into 1 0.165 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 0.165 * [taylor]: Taking taylor expansion of 0.5 in z 0.165 * [backup-simplify]: Simplify 0.5 into 0.5 0.166 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0 0.166 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 0.166 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 (/ 1 y))) into 0 0.166 * [backup-simplify]: Simplify (* 0.125 (/ 1 z)) into (/ 0.125 z) 0.166 * [backup-simplify]: Simplify (- (/ 0.125 z)) into (- (* 0.125 (/ 1 z))) 0.166 * [backup-simplify]: Simplify (+ 0 (- (* 0.125 (/ 1 z)))) into (- (* 0.125 (/ 1 z))) 0.166 * [taylor]: Taking taylor expansion of (- (* 0.125 (/ 1 z))) in y 0.166 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y 0.166 * [taylor]: Taking taylor expansion of 0.125 in y 0.166 * [backup-simplify]: Simplify 0.125 into 0.125 0.166 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.166 * [taylor]: Taking taylor expansion of z in y 0.166 * [backup-simplify]: Simplify z into z 0.166 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.167 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.167 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 0.167 * [taylor]: Taking taylor expansion of 0 in z 0.167 * [backup-simplify]: Simplify 0 into 0 0.167 * [backup-simplify]: Simplify 0.5 into 0.5 0.168 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0 0.168 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.169 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0 0.169 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0 0.169 * [backup-simplify]: Simplify (+ (* 0.125 0) (* 0 (/ 1 z))) into 0 0.169 * [backup-simplify]: Simplify (- 0) into 0 0.170 * [backup-simplify]: Simplify (+ 0 0) into 0 0.170 * [taylor]: Taking taylor expansion of 0 in y 0.170 * [backup-simplify]: Simplify 0 into 0 0.170 * [backup-simplify]: Simplify (* 0.125 (/ 1 z)) into (/ 0.125 z) 0.170 * [backup-simplify]: Simplify (- (/ 0.125 z)) into (- (* 0.125 (/ 1 z))) 0.170 * [taylor]: Taking taylor expansion of (- (* 0.125 (/ 1 z))) in z 0.170 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z 0.170 * [taylor]: Taking taylor expansion of 0.125 in z 0.170 * [backup-simplify]: Simplify 0.125 into 0.125 0.170 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.170 * [taylor]: Taking taylor expansion of z in z 0.170 * [backup-simplify]: Simplify 0 into 0 0.170 * [backup-simplify]: Simplify 1 into 1 0.170 * [backup-simplify]: Simplify (/ 1 1) into 1 0.170 * [backup-simplify]: Simplify (* 0.125 1) into 0.125 0.171 * [backup-simplify]: Simplify (- 0.125) into (- 0.125) 0.171 * [backup-simplify]: Simplify (- 0.125) into (- 0.125) 0.171 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.172 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 0.172 * [taylor]: Taking taylor expansion of 0 in z 0.172 * [backup-simplify]: Simplify 0 into 0 0.172 * [backup-simplify]: Simplify 0 into 0 0.172 * [backup-simplify]: Simplify 0 into 0 0.173 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 0.173 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.174 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0 0.174 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0 0.174 * [backup-simplify]: Simplify (+ (* 0.125 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0 0.175 * [backup-simplify]: Simplify (- 0) into 0 0.175 * [backup-simplify]: Simplify (+ 0 0) into 0 0.175 * [taylor]: Taking taylor expansion of 0 in y 0.175 * [backup-simplify]: Simplify 0 into 0 0.175 * [taylor]: Taking taylor expansion of 0 in z 0.175 * [backup-simplify]: Simplify 0 into 0 0.175 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0 0.176 * [backup-simplify]: Simplify (+ (* 0.125 0) (* 0 (/ 1 z))) into 0 0.176 * [backup-simplify]: Simplify (- 0) into 0 0.176 * [taylor]: Taking taylor expansion of 0 in z 0.176 * [backup-simplify]: Simplify 0 into 0 0.176 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.177 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 0.177 * [taylor]: Taking taylor expansion of 0 in z 0.177 * [backup-simplify]: Simplify 0 into 0 0.177 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.178 * [backup-simplify]: Simplify (+ (* 0.125 0) (* 0 1)) into 0 0.178 * [backup-simplify]: Simplify (- 0) into 0 0.178 * [backup-simplify]: Simplify 0 into 0 0.178 * [backup-simplify]: Simplify 0 into 0 0.178 * [backup-simplify]: Simplify 0 into 0 0.178 * [backup-simplify]: Simplify 0 into 0 0.179 * [backup-simplify]: Simplify (+ (* (- 0.125) (* (/ 1 (/ 1 z)) (* 1 1))) (* 0.5 (* 1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x)))))) into (- (* 0.5 (* x y)) (* 0.125 z)) 0.179 * [backup-simplify]: Simplify (- (/ (* (/ 1 (- x)) (/ 1 (- y))) 2.0) (/ (/ 1 (- z)) 8.0)) into (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) 0.179 * [approximate]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in (x y z) around 0 0.179 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in z 0.179 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z 0.179 * [taylor]: Taking taylor expansion of 0.125 in z 0.179 * [backup-simplify]: Simplify 0.125 into 0.125 0.179 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.179 * [taylor]: Taking taylor expansion of z in z 0.179 * [backup-simplify]: Simplify 0 into 0 0.179 * [backup-simplify]: Simplify 1 into 1 0.179 * [backup-simplify]: Simplify (/ 1 1) into 1 0.179 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in z 0.179 * [taylor]: Taking taylor expansion of 0.5 in z 0.180 * [backup-simplify]: Simplify 0.5 into 0.5 0.180 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z 0.180 * [taylor]: Taking taylor expansion of (* x y) in z 0.180 * [taylor]: Taking taylor expansion of x in z 0.180 * [backup-simplify]: Simplify x into x 0.180 * [taylor]: Taking taylor expansion of y in z 0.180 * [backup-simplify]: Simplify y into y 0.180 * [backup-simplify]: Simplify (* x y) into (* x y) 0.180 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y)) 0.180 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in y 0.180 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y 0.180 * [taylor]: Taking taylor expansion of 0.125 in y 0.180 * [backup-simplify]: Simplify 0.125 into 0.125 0.180 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.180 * [taylor]: Taking taylor expansion of z in y 0.180 * [backup-simplify]: Simplify z into z 0.180 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.180 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y 0.180 * [taylor]: Taking taylor expansion of 0.5 in y 0.180 * [backup-simplify]: Simplify 0.5 into 0.5 0.180 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.180 * [taylor]: Taking taylor expansion of (* x y) in y 0.180 * [taylor]: Taking taylor expansion of x in y 0.180 * [backup-simplify]: Simplify x into x 0.180 * [taylor]: Taking taylor expansion of y in y 0.180 * [backup-simplify]: Simplify 0 into 0 0.180 * [backup-simplify]: Simplify 1 into 1 0.180 * [backup-simplify]: Simplify (* x 0) into 0 0.180 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x 0.180 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 0.180 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in x 0.180 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x 0.180 * [taylor]: Taking taylor expansion of 0.125 in x 0.180 * [backup-simplify]: Simplify 0.125 into 0.125 0.180 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.180 * [taylor]: Taking taylor expansion of z in x 0.181 * [backup-simplify]: Simplify z into z 0.181 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.181 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x 0.181 * [taylor]: Taking taylor expansion of 0.5 in x 0.181 * [backup-simplify]: Simplify 0.5 into 0.5 0.181 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.181 * [taylor]: Taking taylor expansion of (* x y) in x 0.181 * [taylor]: Taking taylor expansion of x in x 0.181 * [backup-simplify]: Simplify 0 into 0 0.181 * [backup-simplify]: Simplify 1 into 1 0.181 * [taylor]: Taking taylor expansion of y in x 0.181 * [backup-simplify]: Simplify y into y 0.181 * [backup-simplify]: Simplify (* 0 y) into 0 0.181 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.181 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.181 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in x 0.181 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x 0.181 * [taylor]: Taking taylor expansion of 0.125 in x 0.181 * [backup-simplify]: Simplify 0.125 into 0.125 0.181 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.181 * [taylor]: Taking taylor expansion of z in x 0.181 * [backup-simplify]: Simplify z into z 0.181 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.181 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x 0.181 * [taylor]: Taking taylor expansion of 0.5 in x 0.181 * [backup-simplify]: Simplify 0.5 into 0.5 0.181 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.181 * [taylor]: Taking taylor expansion of (* x y) in x 0.181 * [taylor]: Taking taylor expansion of x in x 0.181 * [backup-simplify]: Simplify 0 into 0 0.181 * [backup-simplify]: Simplify 1 into 1 0.181 * [taylor]: Taking taylor expansion of y in x 0.181 * [backup-simplify]: Simplify y into y 0.181 * [backup-simplify]: Simplify (* 0 y) into 0 0.182 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.182 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.182 * [backup-simplify]: Simplify (* 0.5 (/ 1 y)) into (/ 0.5 y) 0.182 * [backup-simplify]: Simplify (+ 0 (/ 0.5 y)) into (* 0.5 (/ 1 y)) 0.182 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.182 * [taylor]: Taking taylor expansion of 0.5 in y 0.182 * [backup-simplify]: Simplify 0.5 into 0.5 0.182 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.182 * [taylor]: Taking taylor expansion of y in y 0.182 * [backup-simplify]: Simplify 0 into 0 0.182 * [backup-simplify]: Simplify 1 into 1 0.182 * [backup-simplify]: Simplify (/ 1 1) into 1 0.183 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 0.183 * [taylor]: Taking taylor expansion of 0.5 in z 0.183 * [backup-simplify]: Simplify 0.5 into 0.5 0.183 * [backup-simplify]: Simplify (* 0.125 (/ 1 z)) into (/ 0.125 z) 0.183 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0 0.183 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 0.184 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 (/ 1 y))) into 0 0.184 * [backup-simplify]: Simplify (+ (/ 0.125 z) 0) into (* 0.125 (/ 1 z)) 0.184 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y 0.184 * [taylor]: Taking taylor expansion of 0.125 in y 0.184 * [backup-simplify]: Simplify 0.125 into 0.125 0.184 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.184 * [taylor]: Taking taylor expansion of z in y 0.184 * [backup-simplify]: Simplify z into z 0.184 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.184 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.185 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 0.185 * [taylor]: Taking taylor expansion of 0 in z 0.185 * [backup-simplify]: Simplify 0 into 0 0.185 * [backup-simplify]: Simplify 0.5 into 0.5 0.185 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0 0.185 * [backup-simplify]: Simplify (+ (* 0.125 0) (* 0 (/ 1 z))) into 0 0.186 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0 0.186 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.186 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0 0.187 * [backup-simplify]: Simplify (+ 0 0) into 0 0.187 * [taylor]: Taking taylor expansion of 0 in y 0.187 * [backup-simplify]: Simplify 0 into 0 0.187 * [backup-simplify]: Simplify (* 0.125 (/ 1 z)) into (/ 0.125 z) 0.187 * [taylor]: Taking taylor expansion of (/ 0.125 z) in z 0.187 * [taylor]: Taking taylor expansion of 0.125 in z 0.187 * [backup-simplify]: Simplify 0.125 into 0.125 0.187 * [taylor]: Taking taylor expansion of z in z 0.187 * [backup-simplify]: Simplify 0 into 0 0.187 * [backup-simplify]: Simplify 1 into 1 0.187 * [backup-simplify]: Simplify (/ 0.125 1) into 0.125 0.187 * [backup-simplify]: Simplify 0.125 into 0.125 0.188 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.188 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 0.188 * [taylor]: Taking taylor expansion of 0 in z 0.188 * [backup-simplify]: Simplify 0 into 0 0.188 * [backup-simplify]: Simplify 0 into 0 0.188 * [backup-simplify]: Simplify 0 into 0 0.189 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0 0.189 * [backup-simplify]: Simplify (+ (* 0.125 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0 0.190 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 0.190 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.191 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0 0.191 * [backup-simplify]: Simplify (+ 0 0) into 0 0.191 * [taylor]: Taking taylor expansion of 0 in y 0.191 * [backup-simplify]: Simplify 0 into 0 0.191 * [taylor]: Taking taylor expansion of 0 in z 0.191 * [backup-simplify]: Simplify 0 into 0 0.192 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0 0.192 * [backup-simplify]: Simplify (+ (* 0.125 0) (* 0 (/ 1 z))) into 0 0.192 * [taylor]: Taking taylor expansion of 0 in z 0.192 * [backup-simplify]: Simplify 0 into 0 0.193 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.194 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 0.194 * [taylor]: Taking taylor expansion of 0 in z 0.194 * [backup-simplify]: Simplify 0 into 0 0.195 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.125 (/ 0 1)))) into 0 0.195 * [backup-simplify]: Simplify 0 into 0 0.196 * [backup-simplify]: Simplify 0 into 0 0.196 * [backup-simplify]: Simplify 0 into 0 0.196 * [backup-simplify]: Simplify 0 into 0 0.196 * [backup-simplify]: Simplify (+ (* 0.125 (* (/ 1 (/ 1 (- z))) (* 1 1))) (* 0.5 (* 1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x))))))) into (- (* 0.5 (* x y)) (* 0.125 z)) 0.197 * * * [progress]: simplifying candidates 0.197 * [simplify]: Simplifying: (/ (exp (/ (* x y) 2.0)) (exp (/ z 8.0))) (log (- (/ (* x y) 2.0) (/ z 8.0))) (exp (- (/ (* x y) 2.0) (/ z 8.0))) (* (cbrt (- (/ (* x y) 2.0) (/ z 8.0))) (cbrt (- (/ (* x y) 2.0) (/ z 8.0)))) (cbrt (- (/ (* x y) 2.0) (/ z 8.0))) (* (* (- (/ (* x y) 2.0) (/ z 8.0)) (- (/ (* x y) 2.0) (/ z 8.0))) (- (/ (* x y) 2.0) (/ z 8.0))) (sqrt (- (/ (* x y) 2.0) (/ z 8.0))) (sqrt (- (/ (* x y) 2.0) (/ z 8.0))) (- (* (* x y) 8.0) (* 2.0 z)) (* 2.0 8.0) (- (pow (/ (* x y) 2.0) 3) (pow (/ z 8.0) 3)) (+ (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (+ (* (/ z 8.0) (/ z 8.0)) (* (/ (* x y) 2.0) (/ z 8.0)))) (- (/ z 8.0)) (- (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (* (/ z 8.0) (/ z 8.0))) (+ (/ (* x y) 2.0) (/ z 8.0)) (+ (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0))) (- (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0))) (+ (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0))) (- (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0))) (- (/ (* x y) 2.0) (/ z 8.0)) (- (/ z 8.0)) (- (* 0.5 (* x y)) (* 0.125 z)) (- (* 0.5 (* x y)) (* 0.125 z)) (- (* 0.5 (* x y)) (* 0.125 z)) 0.198 * * [simplify]: Extracting # 0 : cost 0 0.199 * * [simplify]: Extracting # 1 : cost 0 0.199 * * [simplify]: Extracting # 2 : cost 0 0.199 * * [simplify]: Extracting # 3 : cost 0 0.199 * * [simplify]: Extracting # 4 : cost 0 0.199 * * [simplify]: Extracting # 5 : cost 0 0.199 * * [simplify]: Extracting # 6 : cost 0 0.199 * * [simplify]: Extracting # 7 : cost 0 0.200 * * [simplify]: iteration 0 : 49 enodes (cost 283 ) 0.222 * * [simplify]: Extracting # 0 : cost 0 0.222 * * [simplify]: Extracting # 1 : cost 0 0.222 * * [simplify]: Extracting # 2 : cost 0 0.223 * * [simplify]: Extracting # 3 : cost 0 0.223 * * [simplify]: Extracting # 4 : cost 0 0.223 * * [simplify]: iteration 1 : 116 enodes (cost 278 ) 0.281 * * [simplify]: Extracting # 0 : cost 0 0.281 * * [simplify]: Extracting # 1 : cost 0 0.282 * * [simplify]: Extracting # 2 : cost 0 0.283 * * [simplify]: Extracting # 3 : cost 0 0.283 * * [simplify]: iteration 2 : 305 enodes (cost 260 ) 0.455 * * [simplify]: Extracting # 0 : cost 0 0.457 * * [simplify]: Extracting # 1 : cost 0 0.458 * * [simplify]: Extracting # 2 : cost 0 0.459 * * [simplify]: Extracting # 3 : cost 0 0.460 * * [simplify]: iteration 3 : 858 enodes (cost 258 ) 1.295 * * [simplify]: Extracting # 0 : cost 0 1.300 * * [simplify]: Extracting # 1 : cost 0 1.303 * * [simplify]: Extracting # 2 : cost 0 1.307 * * [simplify]: Extracting # 3 : cost 0 1.316 * * [simplify]: Extracting # 4 : cost 0 1.322 * * [simplify]: Extracting # 5 : cost 0 1.328 * * [simplify]: iteration 4 : 3040 enodes (cost 258 ) 2.797 * * [simplify]: Extracting # 0 : cost 0 2.809 * * [simplify]: Extracting # 1 : cost 0 2.821 * * [simplify]: Extracting # 2 : cost 0 2.833 * * [simplify]: iteration done: 5001 enodes (cost 258 ) 2.834 * [simplify]: Simplified to: (exp (- (/ (* x y) 2.0) (/ z 8.0))) (log (- (/ (* x y) 2.0) (/ z 8.0))) (exp (- (/ (* x y) 2.0) (/ z 8.0))) (* (cbrt (- (/ (* x y) 2.0) (/ z 8.0))) (cbrt (- (/ (* x y) 2.0) (/ z 8.0)))) (cbrt (- (/ (* x y) 2.0) (/ z 8.0))) (pow (- (/ (* x y) 2.0) (/ z 8.0)) 3) (sqrt (- (/ (* x y) 2.0) (/ z 8.0))) (sqrt (- (/ (* x y) 2.0) (/ z 8.0))) (- (* (* x y) 8.0) (* 2.0 z)) (* 2.0 8.0) (- (pow (/ (* x y) 2.0) 3) (pow (/ z 8.0) 3)) (+ (* (/ (* x y) 2.0) (+ (/ (* x y) 2.0) (/ z 8.0))) (* (/ z 8.0) (/ z 8.0))) (- (/ z 8.0)) (- (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (* (/ z 8.0) (/ z 8.0))) (+ (/ (* x y) 2.0) (/ z 8.0)) (+ (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0))) (- (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0))) (+ (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0))) (- (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0))) (- (/ (* x y) 2.0) (/ z 8.0)) (- (/ z 8.0)) (- (* 0.5 (* x y)) (* 0.125 z)) (- (* 0.5 (* x y)) (* 0.125 z)) (- (* 0.5 (* x y)) (* 0.125 z)) 2.834 * * * [progress]: adding candidates to table 2.886 * [progress]: [Phase 3 of 3] Extracting. 2.889 * [simplify]: Simplifying: (- (/ (* x y) 2.0) (/ z 8.0)) 2.889 * * [simplify]: Extracting # 0 : cost 0 2.889 * * [simplify]: Extracting # 1 : cost 0 2.889 * * [simplify]: Extracting # 2 : cost 0 2.889 * * [simplify]: Extracting # 3 : cost 0 2.889 * * [simplify]: Extracting # 4 : cost 0 2.889 * * [simplify]: Extracting # 5 : cost 0 2.889 * * [simplify]: iteration 0 : 9 enodes (cost 9 ) 2.890 * * [simplify]: Extracting # 0 : cost 0 2.890 * * [simplify]: iteration 1 : 10 enodes (cost 9 ) 2.890 * * [simplify]: Extracting # 0 : cost 0 2.890 * * [simplify]: iteration done: 10 enodes (cost 9 ) 2.890 * [simplify]: Simplified to: (- (/ (* x y) 2.0) (/ z 8.0)) 3.912 * [regime-testing]: End program error score: 0.022377797224653082