0.002 * [progress]: [Phase 1 of 3] Setting up. 0.003 * * * [progress]: [1/2] Preparing points 0.045 * * * [progress]: [2/2] Setting up program. 0.048 * [progress]: [Phase 2 of 3] Improving. 0.049 * * * * [progress]: [ 1 / 1 ] simplifiying candidate # 0.049 * [simplify]: Simplifying (- (* a a) (* b b)) 0.049 * * [simplify]: iters left: 4 (5 enodes) 0.052 * * [simplify]: iters left: 3 (21 enodes) 0.058 * * [simplify]: iters left: 2 (34 enodes) 0.063 * * [simplify]: iters left: 1 (53 enodes) 0.072 * * [simplify]: Extracting #0: cost 1 inf + 0 0.072 * * [simplify]: Extracting #1: cost 14 inf + 0 0.072 * * [simplify]: Extracting #2: cost 25 inf + 165 0.073 * * [simplify]: Extracting #3: cost 9 inf + 1168 0.073 * * [simplify]: Extracting #4: cost 1 inf + 1903 0.074 * * [simplify]: Extracting #5: cost 0 inf + 1970 0.074 * [simplify]: Simplified to (- (* a a) (* b b)) 0.074 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 0.081 * * [progress]: iteration 1 / 4 0.081 * * * [progress]: picking best candidate 0.083 * * * * [pick]: Picked # 0.083 * * * [progress]: localizing error 0.097 * * * [progress]: generating rewritten candidates 0.097 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.113 * * * [progress]: generating series expansions 0.113 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.114 * [backup-simplify]: Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2)) 0.114 * [approximate]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0 0.114 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b 0.114 * [taylor]: Taking taylor expansion of (pow a 2) in b 0.114 * [taylor]: Taking taylor expansion of a in b 0.114 * [backup-simplify]: Simplify a into a 0.114 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.114 * [taylor]: Taking taylor expansion of b in b 0.114 * [backup-simplify]: Simplify 0 into 0 0.114 * [backup-simplify]: Simplify 1 into 1 0.114 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 0.114 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.114 * [taylor]: Taking taylor expansion of a in a 0.114 * [backup-simplify]: Simplify 0 into 0 0.114 * [backup-simplify]: Simplify 1 into 1 0.114 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.114 * [taylor]: Taking taylor expansion of b in a 0.114 * [backup-simplify]: Simplify b into b 0.114 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 0.114 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.114 * [taylor]: Taking taylor expansion of a in a 0.114 * [backup-simplify]: Simplify 0 into 0 0.114 * [backup-simplify]: Simplify 1 into 1 0.114 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.114 * [taylor]: Taking taylor expansion of b in a 0.114 * [backup-simplify]: Simplify b into b 0.115 * [backup-simplify]: Simplify (* b b) into (pow b 2) 0.115 * [backup-simplify]: Simplify (- (pow b 2)) into (- (pow b 2)) 0.115 * [backup-simplify]: Simplify (+ 0 (- (pow b 2))) into (- (pow b 2)) 0.115 * [taylor]: Taking taylor expansion of (- (pow b 2)) in b 0.115 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.115 * [taylor]: Taking taylor expansion of b in b 0.115 * [backup-simplify]: Simplify 0 into 0 0.115 * [backup-simplify]: Simplify 1 into 1 0.115 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 0.116 * [backup-simplify]: Simplify (- 0) into 0 0.116 * [backup-simplify]: Simplify (+ 0 0) into 0 0.116 * [taylor]: Taking taylor expansion of 0 in b 0.116 * [backup-simplify]: Simplify 0 into 0 0.116 * [backup-simplify]: Simplify 0 into 0 0.116 * [backup-simplify]: Simplify (* 1 1) into 1 0.117 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 0.117 * [backup-simplify]: Simplify (- 0) into 0 0.118 * [backup-simplify]: Simplify (+ 1 0) into 1 0.118 * [taylor]: Taking taylor expansion of 1 in b 0.118 * [backup-simplify]: Simplify 1 into 1 0.118 * [backup-simplify]: Simplify 1 into 1 0.118 * [backup-simplify]: Simplify 0 into 0 0.118 * [backup-simplify]: Simplify (* 1 1) into 1 0.119 * [backup-simplify]: Simplify (- 1) into -1 0.119 * [backup-simplify]: Simplify -1 into -1 0.119 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 0.120 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0 0.121 * [backup-simplify]: Simplify (- 0) into 0 0.121 * [backup-simplify]: Simplify (+ 0 0) into 0 0.121 * [taylor]: Taking taylor expansion of 0 in b 0.121 * [backup-simplify]: Simplify 0 into 0 0.121 * [backup-simplify]: Simplify 0 into 0 0.121 * [backup-simplify]: Simplify 0 into 0 0.121 * [backup-simplify]: Simplify 0 into 0 0.122 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 0.122 * [backup-simplify]: Simplify (- 0) into 0 0.123 * [backup-simplify]: Simplify 0 into 0 0.123 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 0.125 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0 0.125 * [backup-simplify]: Simplify (- 0) into 0 0.125 * [backup-simplify]: Simplify (+ 0 0) into 0 0.125 * [taylor]: Taking taylor expansion of 0 in b 0.126 * [backup-simplify]: Simplify 0 into 0 0.126 * [backup-simplify]: Simplify 0 into 0 0.126 * [backup-simplify]: Simplify 0 into 0 0.126 * [backup-simplify]: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2)) 0.126 * [backup-simplify]: Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 0.126 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 0.126 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 0.126 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 0.126 * [taylor]: Taking taylor expansion of (pow a 2) in b 0.126 * [taylor]: Taking taylor expansion of a in b 0.126 * [backup-simplify]: Simplify a into a 0.126 * [backup-simplify]: Simplify (* a a) into (pow a 2) 0.126 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 0.127 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.127 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.127 * [taylor]: Taking taylor expansion of b in b 0.127 * [backup-simplify]: Simplify 0 into 0 0.127 * [backup-simplify]: Simplify 1 into 1 0.127 * [backup-simplify]: Simplify (* 1 1) into 1 0.127 * [backup-simplify]: Simplify (/ 1 1) into 1 0.128 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.128 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.128 * [taylor]: Taking taylor expansion of a in a 0.128 * [backup-simplify]: Simplify 0 into 0 0.128 * [backup-simplify]: Simplify 1 into 1 0.128 * [backup-simplify]: Simplify (* 1 1) into 1 0.128 * [backup-simplify]: Simplify (/ 1 1) into 1 0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.128 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.128 * [taylor]: Taking taylor expansion of b in a 0.129 * [backup-simplify]: Simplify b into b 0.129 * [backup-simplify]: Simplify (* b b) into (pow b 2) 0.129 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 0.129 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.129 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.129 * [taylor]: Taking taylor expansion of a in a 0.129 * [backup-simplify]: Simplify 0 into 0 0.129 * [backup-simplify]: Simplify 1 into 1 0.129 * [backup-simplify]: Simplify (* 1 1) into 1 0.130 * [backup-simplify]: Simplify (/ 1 1) into 1 0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.130 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.130 * [taylor]: Taking taylor expansion of b in a 0.130 * [backup-simplify]: Simplify b into b 0.130 * [backup-simplify]: Simplify (* b b) into (pow b 2) 0.130 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 0.130 * [backup-simplify]: Simplify (+ 1 0) into 1 0.130 * [taylor]: Taking taylor expansion of 1 in b 0.130 * [backup-simplify]: Simplify 1 into 1 0.131 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 0.132 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.132 * [backup-simplify]: Simplify (+ 0 0) into 0 0.132 * [taylor]: Taking taylor expansion of 0 in b 0.132 * [backup-simplify]: Simplify 0 into 0 0.133 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 0.134 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.134 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 0.134 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 0.134 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 0.134 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.134 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.134 * [taylor]: Taking taylor expansion of b in b 0.134 * [backup-simplify]: Simplify 0 into 0 0.135 * [backup-simplify]: Simplify 1 into 1 0.135 * [backup-simplify]: Simplify (* 1 1) into 1 0.135 * [backup-simplify]: Simplify (/ 1 1) into 1 0.136 * [backup-simplify]: Simplify (- 1) into -1 0.136 * [backup-simplify]: Simplify -1 into -1 0.136 * [backup-simplify]: Simplify 1 into 1 0.137 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 0.138 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.138 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 0.138 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 0.138 * [backup-simplify]: Simplify (- 0) into 0 0.139 * [backup-simplify]: Simplify (+ 0 0) into 0 0.139 * [taylor]: Taking taylor expansion of 0 in b 0.139 * [backup-simplify]: Simplify 0 into 0 0.140 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 0.140 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.141 * [backup-simplify]: Simplify (- 0) into 0 0.141 * [backup-simplify]: Simplify 0 into 0 0.141 * [backup-simplify]: Simplify 0 into 0 0.141 * [backup-simplify]: Simplify 0 into 0 0.142 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 0.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.143 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 0.144 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 0.144 * [backup-simplify]: Simplify (- 0) into 0 0.144 * [backup-simplify]: Simplify (+ 0 0) into 0 0.144 * [taylor]: Taking taylor expansion of 0 in b 0.145 * [backup-simplify]: Simplify 0 into 0 0.145 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 0.146 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.147 * [backup-simplify]: Simplify (- 0) into 0 0.147 * [backup-simplify]: Simplify 0 into 0 0.147 * [backup-simplify]: Simplify 0 into 0 0.147 * [backup-simplify]: Simplify 0 into 0 0.147 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2)) 0.148 * [backup-simplify]: Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 0.148 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 0.148 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 0.148 * [taylor]: Taking taylor expansion of (pow a 2) in b 0.148 * [taylor]: Taking taylor expansion of a in b 0.148 * [backup-simplify]: Simplify a into a 0.148 * [backup-simplify]: Simplify (* a a) into (pow a 2) 0.148 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.148 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.148 * [taylor]: Taking taylor expansion of b in b 0.148 * [backup-simplify]: Simplify 0 into 0 0.148 * [backup-simplify]: Simplify 1 into 1 0.149 * [backup-simplify]: Simplify (* 1 1) into 1 0.149 * [backup-simplify]: Simplify (/ 1 1) into 1 0.149 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.149 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.149 * [taylor]: Taking taylor expansion of a in a 0.149 * [backup-simplify]: Simplify 0 into 0 0.149 * [backup-simplify]: Simplify 1 into 1 0.150 * [backup-simplify]: Simplify (* 1 1) into 1 0.150 * [backup-simplify]: Simplify (/ 1 1) into 1 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.150 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.150 * [taylor]: Taking taylor expansion of b in a 0.150 * [backup-simplify]: Simplify b into b 0.150 * [backup-simplify]: Simplify (* b b) into (pow b 2) 0.150 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 0.150 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 0.150 * [taylor]: Taking taylor expansion of (pow a 2) in a 0.150 * [taylor]: Taking taylor expansion of a in a 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [backup-simplify]: Simplify 1 into 1 0.151 * [backup-simplify]: Simplify (* 1 1) into 1 0.151 * [backup-simplify]: Simplify (/ 1 1) into 1 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 0.151 * [taylor]: Taking taylor expansion of (pow b 2) in a 0.151 * [taylor]: Taking taylor expansion of b in a 0.151 * [backup-simplify]: Simplify b into b 0.151 * [backup-simplify]: Simplify (* b b) into (pow b 2) 0.151 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 0.152 * [backup-simplify]: Simplify (+ 1 0) into 1 0.152 * [taylor]: Taking taylor expansion of 1 in b 0.152 * [backup-simplify]: Simplify 1 into 1 0.153 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 0.153 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.154 * [backup-simplify]: Simplify (+ 0 0) into 0 0.154 * [taylor]: Taking taylor expansion of 0 in b 0.154 * [backup-simplify]: Simplify 0 into 0 0.155 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 0.156 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.156 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 0.156 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 0.156 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 0.156 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.156 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.156 * [taylor]: Taking taylor expansion of b in b 0.156 * [backup-simplify]: Simplify 0 into 0 0.156 * [backup-simplify]: Simplify 1 into 1 0.157 * [backup-simplify]: Simplify (* 1 1) into 1 0.157 * [backup-simplify]: Simplify (/ 1 1) into 1 0.157 * [backup-simplify]: Simplify (- 1) into -1 0.157 * [backup-simplify]: Simplify -1 into -1 0.157 * [backup-simplify]: Simplify 1 into 1 0.158 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 0.159 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.159 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 0.160 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 0.160 * [backup-simplify]: Simplify (- 0) into 0 0.160 * [backup-simplify]: Simplify (+ 0 0) into 0 0.160 * [taylor]: Taking taylor expansion of 0 in b 0.160 * [backup-simplify]: Simplify 0 into 0 0.161 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 0.162 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.162 * [backup-simplify]: Simplify (- 0) into 0 0.162 * [backup-simplify]: Simplify 0 into 0 0.162 * [backup-simplify]: Simplify 0 into 0 0.162 * [backup-simplify]: Simplify 0 into 0 0.164 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 0.165 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.165 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 0.166 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 0.166 * [backup-simplify]: Simplify (- 0) into 0 0.166 * [backup-simplify]: Simplify (+ 0 0) into 0 0.166 * [taylor]: Taking taylor expansion of 0 in b 0.166 * [backup-simplify]: Simplify 0 into 0 0.167 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 0.168 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.169 * [backup-simplify]: Simplify (- 0) into 0 0.169 * [backup-simplify]: Simplify 0 into 0 0.169 * [backup-simplify]: Simplify 0 into 0 0.169 * [backup-simplify]: Simplify 0 into 0 0.169 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2)) 0.169 * * * [progress]: simplifying candidates 0.169 * * * * [progress]: [ 1 / 21 ] simplifiying candidate # 0.170 * [simplify]: Simplifying (fma a a (- (* b b))) 0.170 * * [simplify]: iters left: 5 (5 enodes) 0.172 * * [simplify]: iters left: 4 (20 enodes) 0.176 * * [simplify]: iters left: 3 (26 enodes) 0.180 * * [simplify]: iters left: 2 (31 enodes) 0.184 * * [simplify]: iters left: 1 (38 enodes) 0.189 * * [simplify]: Extracting #0: cost 1 inf + 0 0.189 * * [simplify]: Extracting #1: cost 18 inf + 0 0.189 * * [simplify]: Extracting #2: cost 21 inf + 43 0.190 * * [simplify]: Extracting #3: cost 9 inf + 852 0.190 * * [simplify]: Extracting #4: cost 0 inf + 1558 0.190 * [simplify]: Simplified to (* (- a b) (+ b a)) 0.190 * [simplify]: Simplified (2 1) to (λ (a b) (+ (* (- a b) (+ b a)) (fma (- b) b (* b b)))) 0.190 * [simplify]: Simplifying (fma (- b) b (* b b)) 0.190 * * [simplify]: iters left: 3 (4 enodes) 0.191 * * [simplify]: iters left: 2 (14 enodes) 0.193 * * [simplify]: iters left: 1 (21 enodes) 0.199 * * [simplify]: Extracting #0: cost 1 inf + 0 0.199 * * [simplify]: Extracting #1: cost 7 inf + 0 0.199 * * [simplify]: Extracting #2: cost 10 inf + 1 0.199 * * [simplify]: Extracting #3: cost 1 inf + 570 0.199 * * [simplify]: Extracting #4: cost 0 inf + 651 0.200 * [simplify]: Simplified to (- (* b b) (* b b)) 0.200 * [simplify]: Simplified (2 2) to (λ (a b) (+ (fma a a (- (* b b))) (- (* b b) (* b b)))) 0.200 * * * * [progress]: [ 2 / 21 ] simplifiying candidate # 0.200 * * * * [progress]: [ 3 / 21 ] simplifiying candidate # 0.200 * * * * [progress]: [ 4 / 21 ] simplifiying candidate # 0.200 * * * * [progress]: [ 5 / 21 ] simplifiying candidate # 0.200 * [simplify]: Simplifying (/ (exp (* a a)) (exp (* b b))) 0.200 * * [simplify]: iters left: 5 (7 enodes) 0.202 * * [simplify]: iters left: 4 (27 enodes) 0.209 * * [simplify]: iters left: 3 (46 enodes) 0.225 * * [simplify]: iters left: 2 (89 enodes) 0.256 * * [simplify]: iters left: 1 (202 enodes) 0.326 * * [simplify]: Extracting #0: cost 1 inf + 0 0.326 * * [simplify]: Extracting #1: cost 61 inf + 0 0.327 * * [simplify]: Extracting #2: cost 168 inf + 0 0.328 * * [simplify]: Extracting #3: cost 197 inf + 1274 0.332 * * [simplify]: Extracting #4: cost 131 inf + 9487 0.340 * * [simplify]: Extracting #5: cost 41 inf + 55255 0.348 * * [simplify]: Extracting #6: cost 3 inf + 82916 0.357 * * [simplify]: Extracting #7: cost 0 inf + 84977 0.365 * [simplify]: Simplified to (exp (- (* a a) (* b b))) 0.365 * [simplify]: Simplified (2 1) to (λ (a b) (log (exp (- (* a a) (* b b))))) 0.365 * * * * [progress]: [ 6 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 7 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 8 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 9 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 10 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 11 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 12 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 13 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 14 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 15 / 21 ] simplifiying candidate # 0.366 * * * * [progress]: [ 16 / 21 ] simplifiying candidate # 0.366 * [simplify]: Simplifying (+ a b) 0.366 * * [simplify]: iters left: 2 (3 enodes) 0.367 * * [simplify]: iters left: 1 (10 enodes) 0.370 * * [simplify]: Extracting #0: cost 1 inf + 0 0.370 * * [simplify]: Extracting #1: cost 4 inf + 0 0.370 * * [simplify]: Extracting #2: cost 2 inf + 2 0.370 * * [simplify]: Extracting #3: cost 0 inf + 86 0.370 * [simplify]: Simplified to (+ b a) 0.370 * [simplify]: Simplified (2 1) to (λ (a b) (* (+ b a) (- a b))) 0.371 * [simplify]: Simplifying (- a b) 0.371 * * [simplify]: iters left: 2 (3 enodes) 0.372 * * [simplify]: iters left: 1 (11 enodes) 0.375 * * [simplify]: Extracting #0: cost 1 inf + 0 0.375 * * [simplify]: Extracting #1: cost 5 inf + 0 0.375 * * [simplify]: Extracting #2: cost 3 inf + 43 0.375 * * [simplify]: Extracting #3: cost 0 inf + 168 0.375 * [simplify]: Simplified to (- a b) 0.375 * [simplify]: Simplified (2 2) to (λ (a b) (* (+ a b) (- a b))) 0.375 * * * * [progress]: [ 17 / 21 ] simplifiying candidate # 0.376 * * * * [progress]: [ 18 / 21 ] simplifiying candidate #real (real->posit16 (- (* a a) (* b b)))))> 0.376 * * * * [progress]: [ 19 / 21 ] simplifiying candidate # 0.376 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 0.376 * * [simplify]: iters left: 3 (6 enodes) 0.380 * * [simplify]: iters left: 2 (28 enodes) 0.390 * * [simplify]: iters left: 1 (43 enodes) 0.402 * * [simplify]: Extracting #0: cost 1 inf + 0 0.402 * * [simplify]: Extracting #1: cost 10 inf + 0 0.402 * * [simplify]: Extracting #2: cost 12 inf + 165 0.402 * * [simplify]: Extracting #3: cost 4 inf + 576 0.403 * * [simplify]: Extracting #4: cost 0 inf + 823 0.403 * [simplify]: Simplified to (- (* a a) (* b b)) 0.403 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 0.404 * * * * [progress]: [ 20 / 21 ] simplifiying candidate # 0.404 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 0.404 * * [simplify]: iters left: 3 (6 enodes) 0.408 * * [simplify]: iters left: 2 (28 enodes) 0.417 * * [simplify]: iters left: 1 (43 enodes) 0.432 * * [simplify]: Extracting #0: cost 1 inf + 0 0.432 * * [simplify]: Extracting #1: cost 10 inf + 0 0.432 * * [simplify]: Extracting #2: cost 12 inf + 165 0.433 * * [simplify]: Extracting #3: cost 4 inf + 576 0.433 * * [simplify]: Extracting #4: cost 0 inf + 823 0.434 * [simplify]: Simplified to (- (* a a) (* b b)) 0.434 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 0.434 * * * * [progress]: [ 21 / 21 ] simplifiying candidate # 0.434 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 0.434 * * [simplify]: iters left: 3 (6 enodes) 0.438 * * [simplify]: iters left: 2 (28 enodes) 0.448 * * [simplify]: iters left: 1 (43 enodes) 0.459 * * [simplify]: Extracting #0: cost 1 inf + 0 0.459 * * [simplify]: Extracting #1: cost 10 inf + 0 0.459 * * [simplify]: Extracting #2: cost 12 inf + 165 0.459 * * [simplify]: Extracting #3: cost 4 inf + 576 0.460 * * [simplify]: Extracting #4: cost 0 inf + 823 0.460 * [simplify]: Simplified to (- (* a a) (* b b)) 0.460 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 0.460 * * * [progress]: adding candidates to table 0.640 * * [progress]: iteration 2 / 4 0.640 * * * [progress]: picking best candidate 0.644 * * * * [pick]: Picked # 0.644 * * * [progress]: localizing error 0.655 * * * [progress]: generating rewritten candidates 0.655 * * * [progress]: generating series expansions 0.655 * * * [progress]: simplifying candidates 0.655 * * * [progress]: adding candidates to table 0.655 * [progress]: [Phase 3 of 3] Extracting. 0.657 * [simplify]: Simplifying (* (+ a b) (- a b)) 0.657 * * [simplify]: iters left: 4 (5 enodes) 0.658 * * [simplify]: iters left: 3 (7 enodes) 0.658 * * [simplify]: Extracting #0: cost 1 inf + 0 0.658 * * [simplify]: Extracting #1: cost 3 inf + 0 0.658 * * [simplify]: Extracting #2: cost 5 inf + 0 0.658 * * [simplify]: Extracting #3: cost 3 inf + 2 0.658 * * [simplify]: Extracting #4: cost 0 inf + 208 0.658 * [simplify]: Simplified to (* (+ b a) (- a b)) 2.458 * [regime-testing]: Baseline error score: 0.0006250781347668458 2.460 * [regime-testing]: Oracle error score: 0.0006250781347668458 2.460 * [regime-testing]: End program error score: 0.0006250781347668458 2.502 * [regime-testing]: Target error score: 0.0006250781347668458