1553939509.990 * [progress]: [Phase 1 of 3] Setting up. 1553939509.990 * * * [progress]: [1/2] Preparing points 1553939510.032 * * * [progress]: [2/2] Setting up program. 1553939510.036 * [progress]: [Phase 2 of 3] Improving. 1553939510.037 * * * * [progress]: [ 1 / 1 ] simplifiying candidate # 1553939510.037 * [simplify]: Simplifying (- (* a a) (* b b)) 1553939510.037 * * [simplify]: iters left: 4 (5 enodes) 1553939510.040 * * [simplify]: iters left: 3 (21 enodes) 1553939510.046 * * [simplify]: iters left: 2 (34 enodes) 1553939510.056 * * [simplify]: iters left: 1 (53 enodes) 1553939510.075 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.075 * * [simplify]: Extracting #1: cost 14 inf + 0 1553939510.075 * * [simplify]: Extracting #2: cost 25 inf + 165 1553939510.076 * * [simplify]: Extracting #3: cost 9 inf + 1168 1553939510.077 * * [simplify]: Extracting #4: cost 1 inf + 1903 1553939510.078 * * [simplify]: Extracting #5: cost 0 inf + 1970 1553939510.079 * [simplify]: Simplified to (- (* a a) (* b b)) 1553939510.079 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553939510.091 * * [progress]: iteration 1 / 4 1553939510.091 * * * [progress]: picking best candidate 1553939510.095 * * * * [pick]: Picked # 1553939510.095 * * * [progress]: localizing error 1553939510.112 * * * [progress]: generating rewritten candidates 1553939510.112 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 1553939510.127 * * * [progress]: generating series expansions 1553939510.127 * * * * [progress]: [ 1 / 1 ] generating series at (2) 1553939510.128 * [backup-simplify]: Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2)) 1553939510.128 * [approximate]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0 1553939510.128 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b 1553939510.128 * [taylor]: Taking taylor expansion of (pow a 2) in b 1553939510.128 * [taylor]: Taking taylor expansion of a in b 1553939510.128 * [backup-simplify]: Simplify a into a 1553939510.128 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553939510.128 * [taylor]: Taking taylor expansion of b in b 1553939510.128 * [backup-simplify]: Simplify 0 into 0 1553939510.128 * [backup-simplify]: Simplify 1 into 1 1553939510.128 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1553939510.128 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553939510.128 * [taylor]: Taking taylor expansion of a in a 1553939510.128 * [backup-simplify]: Simplify 0 into 0 1553939510.128 * [backup-simplify]: Simplify 1 into 1 1553939510.128 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553939510.128 * [taylor]: Taking taylor expansion of b in a 1553939510.128 * [backup-simplify]: Simplify b into b 1553939510.128 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1553939510.128 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553939510.128 * [taylor]: Taking taylor expansion of a in a 1553939510.128 * [backup-simplify]: Simplify 0 into 0 1553939510.128 * [backup-simplify]: Simplify 1 into 1 1553939510.128 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553939510.128 * [taylor]: Taking taylor expansion of b in a 1553939510.128 * [backup-simplify]: Simplify b into b 1553939510.128 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553939510.129 * [backup-simplify]: Simplify (- (pow b 2)) into (- (pow b 2)) 1553939510.129 * [backup-simplify]: Simplify (+ 0 (- (pow b 2))) into (- (pow b 2)) 1553939510.129 * [taylor]: Taking taylor expansion of (- (pow b 2)) in b 1553939510.129 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553939510.129 * [taylor]: Taking taylor expansion of b in b 1553939510.129 * [backup-simplify]: Simplify 0 into 0 1553939510.129 * [backup-simplify]: Simplify 1 into 1 1553939510.129 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1553939510.130 * [backup-simplify]: Simplify (- 0) into 0 1553939510.130 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.130 * [taylor]: Taking taylor expansion of 0 in b 1553939510.130 * [backup-simplify]: Simplify 0 into 0 1553939510.130 * [backup-simplify]: Simplify 0 into 0 1553939510.130 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.131 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1553939510.132 * [backup-simplify]: Simplify (- 0) into 0 1553939510.132 * [backup-simplify]: Simplify (+ 1 0) into 1 1553939510.132 * [taylor]: Taking taylor expansion of 1 in b 1553939510.132 * [backup-simplify]: Simplify 1 into 1 1553939510.132 * [backup-simplify]: Simplify 1 into 1 1553939510.132 * [backup-simplify]: Simplify 0 into 0 1553939510.133 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.133 * [backup-simplify]: Simplify (- 1) into -1 1553939510.133 * [backup-simplify]: Simplify -1 into -1 1553939510.134 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553939510.135 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0 1553939510.135 * [backup-simplify]: Simplify (- 0) into 0 1553939510.135 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.135 * [taylor]: Taking taylor expansion of 0 in b 1553939510.135 * [backup-simplify]: Simplify 0 into 0 1553939510.135 * [backup-simplify]: Simplify 0 into 0 1553939510.135 * [backup-simplify]: Simplify 0 into 0 1553939510.135 * [backup-simplify]: Simplify 0 into 0 1553939510.136 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553939510.136 * [backup-simplify]: Simplify (- 0) into 0 1553939510.136 * [backup-simplify]: Simplify 0 into 0 1553939510.137 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553939510.138 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0 1553939510.139 * [backup-simplify]: Simplify (- 0) into 0 1553939510.139 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.139 * [taylor]: Taking taylor expansion of 0 in b 1553939510.139 * [backup-simplify]: Simplify 0 into 0 1553939510.139 * [backup-simplify]: Simplify 0 into 0 1553939510.139 * [backup-simplify]: Simplify 0 into 0 1553939510.140 * [backup-simplify]: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2)) 1553939510.140 * [backup-simplify]: Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1553939510.140 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1553939510.140 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1553939510.140 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 1553939510.140 * [taylor]: Taking taylor expansion of (pow a 2) in b 1553939510.140 * [taylor]: Taking taylor expansion of a in b 1553939510.140 * [backup-simplify]: Simplify a into a 1553939510.140 * [backup-simplify]: Simplify (* a a) into (pow a 2) 1553939510.140 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1553939510.140 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553939510.140 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553939510.140 * [taylor]: Taking taylor expansion of b in b 1553939510.140 * [backup-simplify]: Simplify 0 into 0 1553939510.140 * [backup-simplify]: Simplify 1 into 1 1553939510.141 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.141 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.141 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553939510.141 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553939510.141 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553939510.141 * [taylor]: Taking taylor expansion of a in a 1553939510.141 * [backup-simplify]: Simplify 0 into 0 1553939510.141 * [backup-simplify]: Simplify 1 into 1 1553939510.142 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.142 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.142 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553939510.142 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553939510.143 * [taylor]: Taking taylor expansion of b in a 1553939510.143 * [backup-simplify]: Simplify b into b 1553939510.143 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553939510.143 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553939510.143 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553939510.143 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553939510.143 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553939510.143 * [taylor]: Taking taylor expansion of a in a 1553939510.143 * [backup-simplify]: Simplify 0 into 0 1553939510.143 * [backup-simplify]: Simplify 1 into 1 1553939510.143 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.144 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.144 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553939510.144 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553939510.144 * [taylor]: Taking taylor expansion of b in a 1553939510.144 * [backup-simplify]: Simplify b into b 1553939510.144 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553939510.144 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553939510.144 * [backup-simplify]: Simplify (+ 1 0) into 1 1553939510.144 * [taylor]: Taking taylor expansion of 1 in b 1553939510.145 * [backup-simplify]: Simplify 1 into 1 1553939510.145 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553939510.146 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553939510.146 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.146 * [taylor]: Taking taylor expansion of 0 in b 1553939510.146 * [backup-simplify]: Simplify 0 into 0 1553939510.147 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553939510.148 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.148 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1553939510.149 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1553939510.149 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1553939510.149 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553939510.149 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553939510.149 * [taylor]: Taking taylor expansion of b in b 1553939510.149 * [backup-simplify]: Simplify 0 into 0 1553939510.149 * [backup-simplify]: Simplify 1 into 1 1553939510.149 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.150 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.150 * [backup-simplify]: Simplify (- 1) into -1 1553939510.150 * [backup-simplify]: Simplify -1 into -1 1553939510.150 * [backup-simplify]: Simplify 1 into 1 1553939510.151 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1553939510.152 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.152 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1553939510.152 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1553939510.153 * [backup-simplify]: Simplify (- 0) into 0 1553939510.153 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.153 * [taylor]: Taking taylor expansion of 0 in b 1553939510.153 * [backup-simplify]: Simplify 0 into 0 1553939510.154 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553939510.155 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553939510.155 * [backup-simplify]: Simplify (- 0) into 0 1553939510.155 * [backup-simplify]: Simplify 0 into 0 1553939510.155 * [backup-simplify]: Simplify 0 into 0 1553939510.155 * [backup-simplify]: Simplify 0 into 0 1553939510.156 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1553939510.157 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.158 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1553939510.158 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1553939510.158 * [backup-simplify]: Simplify (- 0) into 0 1553939510.159 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.159 * [taylor]: Taking taylor expansion of 0 in b 1553939510.159 * [backup-simplify]: Simplify 0 into 0 1553939510.160 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553939510.161 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.161 * [backup-simplify]: Simplify (- 0) into 0 1553939510.161 * [backup-simplify]: Simplify 0 into 0 1553939510.161 * [backup-simplify]: Simplify 0 into 0 1553939510.161 * [backup-simplify]: Simplify 0 into 0 1553939510.161 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2)) 1553939510.162 * [backup-simplify]: Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1553939510.162 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1553939510.162 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1553939510.162 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 1553939510.162 * [taylor]: Taking taylor expansion of (pow a 2) in b 1553939510.162 * [taylor]: Taking taylor expansion of a in b 1553939510.162 * [backup-simplify]: Simplify a into a 1553939510.162 * [backup-simplify]: Simplify (* a a) into (pow a 2) 1553939510.162 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1553939510.162 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553939510.162 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553939510.162 * [taylor]: Taking taylor expansion of b in b 1553939510.162 * [backup-simplify]: Simplify 0 into 0 1553939510.162 * [backup-simplify]: Simplify 1 into 1 1553939510.163 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.163 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.163 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553939510.163 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553939510.163 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553939510.163 * [taylor]: Taking taylor expansion of a in a 1553939510.163 * [backup-simplify]: Simplify 0 into 0 1553939510.163 * [backup-simplify]: Simplify 1 into 1 1553939510.163 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.164 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.164 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553939510.164 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553939510.164 * [taylor]: Taking taylor expansion of b in a 1553939510.164 * [backup-simplify]: Simplify b into b 1553939510.164 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553939510.164 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553939510.164 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553939510.164 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553939510.164 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553939510.164 * [taylor]: Taking taylor expansion of a in a 1553939510.164 * [backup-simplify]: Simplify 0 into 0 1553939510.164 * [backup-simplify]: Simplify 1 into 1 1553939510.165 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.165 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.165 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553939510.165 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553939510.165 * [taylor]: Taking taylor expansion of b in a 1553939510.165 * [backup-simplify]: Simplify b into b 1553939510.165 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553939510.165 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553939510.166 * [backup-simplify]: Simplify (+ 1 0) into 1 1553939510.166 * [taylor]: Taking taylor expansion of 1 in b 1553939510.166 * [backup-simplify]: Simplify 1 into 1 1553939510.166 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553939510.167 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553939510.168 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.168 * [taylor]: Taking taylor expansion of 0 in b 1553939510.168 * [backup-simplify]: Simplify 0 into 0 1553939510.169 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553939510.169 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.170 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1553939510.170 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1553939510.170 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1553939510.170 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553939510.170 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553939510.170 * [taylor]: Taking taylor expansion of b in b 1553939510.170 * [backup-simplify]: Simplify 0 into 0 1553939510.170 * [backup-simplify]: Simplify 1 into 1 1553939510.170 * [backup-simplify]: Simplify (* 1 1) into 1 1553939510.171 * [backup-simplify]: Simplify (/ 1 1) into 1 1553939510.171 * [backup-simplify]: Simplify (- 1) into -1 1553939510.171 * [backup-simplify]: Simplify -1 into -1 1553939510.171 * [backup-simplify]: Simplify 1 into 1 1553939510.172 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1553939510.173 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.173 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1553939510.174 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1553939510.174 * [backup-simplify]: Simplify (- 0) into 0 1553939510.174 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.174 * [taylor]: Taking taylor expansion of 0 in b 1553939510.174 * [backup-simplify]: Simplify 0 into 0 1553939510.175 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553939510.176 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553939510.176 * [backup-simplify]: Simplify (- 0) into 0 1553939510.176 * [backup-simplify]: Simplify 0 into 0 1553939510.176 * [backup-simplify]: Simplify 0 into 0 1553939510.176 * [backup-simplify]: Simplify 0 into 0 1553939510.177 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1553939510.178 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.179 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1553939510.179 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1553939510.179 * [backup-simplify]: Simplify (- 0) into 0 1553939510.180 * [backup-simplify]: Simplify (+ 0 0) into 0 1553939510.180 * [taylor]: Taking taylor expansion of 0 in b 1553939510.180 * [backup-simplify]: Simplify 0 into 0 1553939510.181 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553939510.182 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553939510.182 * [backup-simplify]: Simplify (- 0) into 0 1553939510.182 * [backup-simplify]: Simplify 0 into 0 1553939510.182 * [backup-simplify]: Simplify 0 into 0 1553939510.182 * [backup-simplify]: Simplify 0 into 0 1553939510.183 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2)) 1553939510.183 * * * [progress]: simplifying candidates 1553939510.183 * * * * [progress]: [ 1 / 21 ] simplifiying candidate # 1553939510.183 * [simplify]: Simplifying (fma a a (- (* b b))) 1553939510.183 * * [simplify]: iters left: 5 (5 enodes) 1553939510.185 * * [simplify]: iters left: 4 (20 enodes) 1553939510.191 * * [simplify]: iters left: 3 (26 enodes) 1553939510.199 * * [simplify]: iters left: 2 (31 enodes) 1553939510.207 * * [simplify]: iters left: 1 (38 enodes) 1553939510.218 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.218 * * [simplify]: Extracting #1: cost 18 inf + 0 1553939510.218 * * [simplify]: Extracting #2: cost 21 inf + 43 1553939510.219 * * [simplify]: Extracting #3: cost 9 inf + 852 1553939510.219 * * [simplify]: Extracting #4: cost 0 inf + 1558 1553939510.220 * [simplify]: Simplified to (* (- a b) (+ b a)) 1553939510.220 * [simplify]: Simplified (2 1) to (λ (a b) (+ (* (- a b) (+ b a)) (fma (- b) b (* b b)))) 1553939510.220 * [simplify]: Simplifying (fma (- b) b (* b b)) 1553939510.220 * * [simplify]: iters left: 3 (4 enodes) 1553939510.223 * * [simplify]: iters left: 2 (14 enodes) 1553939510.227 * * [simplify]: iters left: 1 (21 enodes) 1553939510.237 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.237 * * [simplify]: Extracting #1: cost 7 inf + 0 1553939510.237 * * [simplify]: Extracting #2: cost 10 inf + 1 1553939510.238 * * [simplify]: Extracting #3: cost 1 inf + 570 1553939510.238 * * [simplify]: Extracting #4: cost 0 inf + 651 1553939510.238 * [simplify]: Simplified to (- (* b b) (* b b)) 1553939510.239 * [simplify]: Simplified (2 2) to (λ (a b) (+ (fma a a (- (* b b))) (- (* b b) (* b b)))) 1553939510.239 * * * * [progress]: [ 2 / 21 ] simplifiying candidate # 1553939510.239 * * * * [progress]: [ 3 / 21 ] simplifiying candidate # 1553939510.239 * * * * [progress]: [ 4 / 21 ] simplifiying candidate # 1553939510.239 * * * * [progress]: [ 5 / 21 ] simplifiying candidate # 1553939510.239 * [simplify]: Simplifying (/ (exp (* a a)) (exp (* b b))) 1553939510.239 * * [simplify]: iters left: 5 (7 enodes) 1553939510.242 * * [simplify]: iters left: 4 (27 enodes) 1553939510.246 * * [simplify]: iters left: 3 (46 enodes) 1553939510.253 * * [simplify]: iters left: 2 (89 enodes) 1553939510.270 * * [simplify]: iters left: 1 (202 enodes) 1553939510.355 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.355 * * [simplify]: Extracting #1: cost 61 inf + 0 1553939510.356 * * [simplify]: Extracting #2: cost 168 inf + 0 1553939510.358 * * [simplify]: Extracting #3: cost 197 inf + 1274 1553939510.361 * * [simplify]: Extracting #4: cost 131 inf + 9487 1553939510.371 * * [simplify]: Extracting #5: cost 41 inf + 55255 1553939510.388 * * [simplify]: Extracting #6: cost 3 inf + 82916 1553939510.406 * * [simplify]: Extracting #7: cost 0 inf + 84977 1553939510.423 * [simplify]: Simplified to (exp (- (* a a) (* b b))) 1553939510.423 * [simplify]: Simplified (2 1) to (λ (a b) (log (exp (- (* a a) (* b b))))) 1553939510.423 * * * * [progress]: [ 6 / 21 ] simplifiying candidate # 1553939510.423 * * * * [progress]: [ 7 / 21 ] simplifiying candidate # 1553939510.423 * * * * [progress]: [ 8 / 21 ] simplifiying candidate # 1553939510.423 * * * * [progress]: [ 9 / 21 ] simplifiying candidate # 1553939510.423 * * * * [progress]: [ 10 / 21 ] simplifiying candidate # 1553939510.423 * * * * [progress]: [ 11 / 21 ] simplifiying candidate # 1553939510.423 * * * * [progress]: [ 12 / 21 ] simplifiying candidate # 1553939510.423 * * * * [progress]: [ 13 / 21 ] simplifiying candidate # 1553939510.424 * * * * [progress]: [ 14 / 21 ] simplifiying candidate # 1553939510.424 * * * * [progress]: [ 15 / 21 ] simplifiying candidate # 1553939510.424 * * * * [progress]: [ 16 / 21 ] simplifiying candidate # 1553939510.424 * [simplify]: Simplifying (+ a b) 1553939510.424 * * [simplify]: iters left: 2 (3 enodes) 1553939510.425 * * [simplify]: iters left: 1 (10 enodes) 1553939510.428 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.428 * * [simplify]: Extracting #1: cost 4 inf + 0 1553939510.428 * * [simplify]: Extracting #2: cost 2 inf + 2 1553939510.428 * * [simplify]: Extracting #3: cost 0 inf + 86 1553939510.428 * [simplify]: Simplified to (+ b a) 1553939510.428 * [simplify]: Simplified (2 1) to (λ (a b) (* (+ b a) (- a b))) 1553939510.428 * [simplify]: Simplifying (- a b) 1553939510.428 * * [simplify]: iters left: 2 (3 enodes) 1553939510.430 * * [simplify]: iters left: 1 (11 enodes) 1553939510.433 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.433 * * [simplify]: Extracting #1: cost 5 inf + 0 1553939510.433 * * [simplify]: Extracting #2: cost 3 inf + 43 1553939510.433 * * [simplify]: Extracting #3: cost 0 inf + 168 1553939510.433 * [simplify]: Simplified to (- a b) 1553939510.433 * [simplify]: Simplified (2 2) to (λ (a b) (* (+ a b) (- a b))) 1553939510.433 * * * * [progress]: [ 17 / 21 ] simplifiying candidate # 1553939510.433 * * * * [progress]: [ 18 / 21 ] simplifiying candidate #real (real->posit16 (- (* a a) (* b b)))))> 1553939510.434 * * * * [progress]: [ 19 / 21 ] simplifiying candidate # 1553939510.434 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1553939510.434 * * [simplify]: iters left: 3 (6 enodes) 1553939510.438 * * [simplify]: iters left: 2 (28 enodes) 1553939510.447 * * [simplify]: iters left: 1 (43 enodes) 1553939510.460 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.460 * * [simplify]: Extracting #1: cost 10 inf + 0 1553939510.460 * * [simplify]: Extracting #2: cost 12 inf + 165 1553939510.460 * * [simplify]: Extracting #3: cost 4 inf + 576 1553939510.461 * * [simplify]: Extracting #4: cost 0 inf + 823 1553939510.461 * [simplify]: Simplified to (- (* a a) (* b b)) 1553939510.461 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553939510.461 * * * * [progress]: [ 20 / 21 ] simplifiying candidate # 1553939510.461 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1553939510.461 * * [simplify]: iters left: 3 (6 enodes) 1553939510.464 * * [simplify]: iters left: 2 (28 enodes) 1553939510.468 * * [simplify]: iters left: 1 (43 enodes) 1553939510.477 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.477 * * [simplify]: Extracting #1: cost 10 inf + 0 1553939510.477 * * [simplify]: Extracting #2: cost 12 inf + 165 1553939510.477 * * [simplify]: Extracting #3: cost 4 inf + 576 1553939510.477 * * [simplify]: Extracting #4: cost 0 inf + 823 1553939510.477 * [simplify]: Simplified to (- (* a a) (* b b)) 1553939510.477 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553939510.478 * * * * [progress]: [ 21 / 21 ] simplifiying candidate # 1553939510.478 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1553939510.478 * * [simplify]: iters left: 3 (6 enodes) 1553939510.480 * * [simplify]: iters left: 2 (28 enodes) 1553939510.485 * * [simplify]: iters left: 1 (43 enodes) 1553939510.491 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.491 * * [simplify]: Extracting #1: cost 10 inf + 0 1553939510.491 * * [simplify]: Extracting #2: cost 12 inf + 165 1553939510.491 * * [simplify]: Extracting #3: cost 4 inf + 576 1553939510.491 * * [simplify]: Extracting #4: cost 0 inf + 823 1553939510.492 * [simplify]: Simplified to (- (* a a) (* b b)) 1553939510.492 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553939510.492 * * * [progress]: adding candidates to table 1553939510.671 * * [progress]: iteration 2 / 4 1553939510.671 * * * [progress]: picking best candidate 1553939510.676 * * * * [pick]: Picked # 1553939510.676 * * * [progress]: localizing error 1553939510.693 * * * [progress]: generating rewritten candidates 1553939510.694 * * * [progress]: generating series expansions 1553939510.694 * * * [progress]: simplifying candidates 1553939510.694 * * * [progress]: adding candidates to table 1553939510.694 * [progress]: [Phase 3 of 3] Extracting. 1553939510.698 * [simplify]: Simplifying (fma a a (- (* b b))) 1553939510.698 * * [simplify]: iters left: 5 (5 enodes) 1553939510.699 * * [simplify]: iters left: 4 (8 enodes) 1553939510.700 * * [simplify]: Extracting #0: cost 1 inf + 0 1553939510.700 * * [simplify]: Extracting #1: cost 3 inf + 0 1553939510.700 * * [simplify]: Extracting #2: cost 5 inf + 1 1553939510.700 * * [simplify]: Extracting #3: cost 0 inf + 302 1553939510.700 * [simplify]: Simplified to (fma a a (- (* b b))) 1553939512.119 * [regime-testing]: Baseline error score: 0.003500437554694337 1553939512.120 * [regime-testing]: Oracle error score: 0.003500437554694337 1553939512.120 * [regime-testing]: End program error score: 0.003500437554694337 1553939512.188 * [regime-testing]: Target error score: 0.0005000625078134767