54.655 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.027 * * * [progress]: [2/2] Setting up program. 0.028 * [progress]: [Phase 2 of 3] Improving. 0.029 * [simplify]: Simplifying: (- (* x x) (* y y)) 0.029 * * [simplify]: Extracting # 0 : cost 0 0.029 * * [simplify]: Extracting # 1 : cost 0 0.029 * * [simplify]: Extracting # 2 : cost 0 0.029 * * [simplify]: Extracting # 3 : cost 0 0.029 * * [simplify]: Extracting # 4 : cost 0 0.029 * * [simplify]: iteration 0 : 5 enodes (cost 7 ) 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 : 10 enodes (cost 7 ) 0.032 * * [simplify]: Extracting # 0 : cost 0 0.033 * * [simplify]: Extracting # 1 : cost 0 0.033 * * [simplify]: Extracting # 2 : cost 0 0.033 * * [simplify]: iteration 2 : 17 enodes (cost 7 ) 0.037 * * [simplify]: Extracting # 0 : cost 0 0.037 * * [simplify]: Extracting # 1 : cost 0 0.037 * * [simplify]: Extracting # 2 : cost 0 0.037 * * [simplify]: iteration 3 : 32 enodes (cost 7 ) 0.045 * * [simplify]: Extracting # 0 : cost 0 0.045 * * [simplify]: Extracting # 1 : cost 0 0.046 * * [simplify]: Extracting # 2 : cost 0 0.046 * * [simplify]: iteration 4 : 58 enodes (cost 7 ) 0.065 * * [simplify]: Extracting # 0 : cost 0 0.065 * * [simplify]: Extracting # 1 : cost 0 0.066 * * [simplify]: Extracting # 2 : cost 0 0.066 * * [simplify]: iteration 5 : 129 enodes (cost 7 ) 0.114 * * [simplify]: Extracting # 0 : cost 0 0.115 * * [simplify]: Extracting # 1 : cost 0 0.115 * * [simplify]: Extracting # 2 : cost 0 0.115 * * [simplify]: Extracting # 3 : cost 0 0.115 * * [simplify]: iteration 6 : 278 enodes (cost 7 ) 0.239 * * [simplify]: Extracting # 0 : cost 0 0.239 * * [simplify]: Extracting # 1 : cost 0 0.240 * * [simplify]: Extracting # 2 : cost 0 0.240 * * [simplify]: Extracting # 3 : cost 0 0.241 * * [simplify]: iteration 7 : 705 enodes (cost 7 ) 1.218 * * [simplify]: Extracting # 0 : cost 0 1.225 * * [simplify]: Extracting # 1 : cost 0 1.228 * * [simplify]: Extracting # 2 : cost 0 1.231 * * [simplify]: Extracting # 3 : cost 0 1.234 * * [simplify]: Extracting # 4 : cost 0 1.237 * * [simplify]: iteration 8 : 3149 enodes (cost 7 ) 3.110 * * [simplify]: Extracting # 0 : cost 0 3.138 * * [simplify]: Extracting # 1 : cost 0 3.143 * * [simplify]: Extracting # 2 : cost 0 3.147 * * [simplify]: Extracting # 3 : cost 0 3.151 * * [simplify]: Extracting # 4 : cost 0 3.159 * * [simplify]: iteration done: 5000 enodes (cost 7 ) 3.159 * [simplify]: Simplified to: (* (+ y x) (- x y)) 3.161 * * [progress]: iteration 1 / 4 3.161 * * * [progress]: picking best candidate 3.164 * * * * [pick]: Picked # 3.164 * * * [progress]: localizing error 3.171 * * * [progress]: generating rewritten candidates 3.171 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 3.216 * * * [progress]: generating series expansions 3.217 * * * * [progress]: [ 1 / 1 ] generating series at (2) 3.217 * [backup-simplify]: Simplify (* (+ y x) (- x y)) into (* (+ x y) (- x y)) 3.217 * [approximate]: Taking taylor expansion of (* (+ x y) (- x y)) in (y x) around 0 3.217 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x 3.217 * [taylor]: Taking taylor expansion of (+ x y) in x 3.217 * [taylor]: Taking taylor expansion of x in x 3.217 * [backup-simplify]: Simplify 0 into 0 3.217 * [backup-simplify]: Simplify 1 into 1 3.217 * [taylor]: Taking taylor expansion of y in x 3.217 * [backup-simplify]: Simplify y into y 3.217 * [taylor]: Taking taylor expansion of (- x y) in x 3.217 * [taylor]: Taking taylor expansion of x in x 3.217 * [backup-simplify]: Simplify 0 into 0 3.217 * [backup-simplify]: Simplify 1 into 1 3.217 * [taylor]: Taking taylor expansion of y in x 3.217 * [backup-simplify]: Simplify y into y 3.217 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y 3.217 * [taylor]: Taking taylor expansion of (+ x y) in y 3.217 * [taylor]: Taking taylor expansion of x in y 3.217 * [backup-simplify]: Simplify x into x 3.217 * [taylor]: Taking taylor expansion of y in y 3.217 * [backup-simplify]: Simplify 0 into 0 3.217 * [backup-simplify]: Simplify 1 into 1 3.217 * [taylor]: Taking taylor expansion of (- x y) in y 3.217 * [taylor]: Taking taylor expansion of x in y 3.217 * [backup-simplify]: Simplify x into x 3.217 * [taylor]: Taking taylor expansion of y in y 3.217 * [backup-simplify]: Simplify 0 into 0 3.217 * [backup-simplify]: Simplify 1 into 1 3.217 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y 3.217 * [taylor]: Taking taylor expansion of (+ x y) in y 3.217 * [taylor]: Taking taylor expansion of x in y 3.217 * [backup-simplify]: Simplify x into x 3.217 * [taylor]: Taking taylor expansion of y in y 3.217 * [backup-simplify]: Simplify 0 into 0 3.217 * [backup-simplify]: Simplify 1 into 1 3.217 * [taylor]: Taking taylor expansion of (- x y) in y 3.217 * [taylor]: Taking taylor expansion of x in y 3.217 * [backup-simplify]: Simplify x into x 3.217 * [taylor]: Taking taylor expansion of y in y 3.217 * [backup-simplify]: Simplify 0 into 0 3.217 * [backup-simplify]: Simplify 1 into 1 3.217 * [backup-simplify]: Simplify (+ x 0) into x 3.218 * [backup-simplify]: Simplify (- 0) into 0 3.218 * [backup-simplify]: Simplify (+ x 0) into x 3.218 * [backup-simplify]: Simplify (* x x) into (pow x 2) 3.218 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.218 * [taylor]: Taking taylor expansion of x in x 3.218 * [backup-simplify]: Simplify 0 into 0 3.218 * [backup-simplify]: Simplify 1 into 1 3.218 * [backup-simplify]: Simplify (- 1) into -1 3.218 * [backup-simplify]: Simplify (+ 0 -1) into -1 3.219 * [backup-simplify]: Simplify (+ 0 1) into 1 3.219 * [backup-simplify]: Simplify (+ (* x -1) (* 1 x)) into 0 3.219 * [taylor]: Taking taylor expansion of 0 in x 3.219 * [backup-simplify]: Simplify 0 into 0 3.219 * [backup-simplify]: Simplify 0 into 0 3.219 * [backup-simplify]: Simplify (- 0) into 0 3.219 * [backup-simplify]: Simplify (+ 0 0) into 0 3.220 * [backup-simplify]: Simplify (+ 0 0) into 0 3.220 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 -1) (* 0 x))) into (- 1) 3.220 * [taylor]: Taking taylor expansion of (- 1) in x 3.220 * [taylor]: Taking taylor expansion of 1 in x 3.220 * [backup-simplify]: Simplify 1 into 1 3.220 * [backup-simplify]: Simplify (- 1) into -1 3.220 * [backup-simplify]: Simplify -1 into -1 3.220 * [backup-simplify]: Simplify 0 into 0 3.220 * [backup-simplify]: Simplify (* 1 1) into 1 3.220 * [backup-simplify]: Simplify 1 into 1 3.221 * [backup-simplify]: Simplify (- 0) into 0 3.221 * [backup-simplify]: Simplify (+ 0 0) into 0 3.221 * [backup-simplify]: Simplify (+ 0 0) into 0 3.222 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 0) (+ (* 0 -1) (* 0 x)))) into 0 3.222 * [taylor]: Taking taylor expansion of 0 in x 3.222 * [backup-simplify]: Simplify 0 into 0 3.222 * [backup-simplify]: Simplify 0 into 0 3.222 * [backup-simplify]: Simplify (- 0) into 0 3.222 * [backup-simplify]: Simplify 0 into 0 3.222 * [backup-simplify]: Simplify 0 into 0 3.222 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.222 * [backup-simplify]: Simplify 0 into 0 3.223 * [backup-simplify]: Simplify (- 0) into 0 3.223 * [backup-simplify]: Simplify (+ 0 0) into 0 3.223 * [backup-simplify]: Simplify (+ 0 0) into 0 3.224 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 -1) (* 0 x))))) into 0 3.224 * [taylor]: Taking taylor expansion of 0 in x 3.224 * [backup-simplify]: Simplify 0 into 0 3.224 * [backup-simplify]: Simplify 0 into 0 3.224 * [backup-simplify]: Simplify 0 into 0 3.224 * [backup-simplify]: Simplify (+ (* 1 (pow (* x 1) 2)) (* -1 (pow (* 1 y) 2))) into (- (pow x 2) (pow y 2)) 3.224 * [backup-simplify]: Simplify (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) into (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) 3.224 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in (y x) around 0 3.224 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x 3.224 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x 3.224 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.224 * [taylor]: Taking taylor expansion of x in x 3.224 * [backup-simplify]: Simplify 0 into 0 3.224 * [backup-simplify]: Simplify 1 into 1 3.225 * [backup-simplify]: Simplify (/ 1 1) into 1 3.225 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.225 * [taylor]: Taking taylor expansion of y in x 3.225 * [backup-simplify]: Simplify y into y 3.225 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.225 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 3.225 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.225 * [taylor]: Taking taylor expansion of y in x 3.225 * [backup-simplify]: Simplify y into y 3.225 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.225 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.225 * [taylor]: Taking taylor expansion of x in x 3.225 * [backup-simplify]: Simplify 0 into 0 3.225 * [backup-simplify]: Simplify 1 into 1 3.225 * [backup-simplify]: Simplify (/ 1 1) into 1 3.225 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y 3.225 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y 3.225 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.225 * [taylor]: Taking taylor expansion of x in y 3.225 * [backup-simplify]: Simplify x into x 3.225 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.225 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.225 * [taylor]: Taking taylor expansion of y in y 3.225 * [backup-simplify]: Simplify 0 into 0 3.225 * [backup-simplify]: Simplify 1 into 1 3.226 * [backup-simplify]: Simplify (/ 1 1) into 1 3.226 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.226 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.226 * [taylor]: Taking taylor expansion of y in y 3.226 * [backup-simplify]: Simplify 0 into 0 3.226 * [backup-simplify]: Simplify 1 into 1 3.226 * [backup-simplify]: Simplify (/ 1 1) into 1 3.226 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.226 * [taylor]: Taking taylor expansion of x in y 3.226 * [backup-simplify]: Simplify x into x 3.226 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.226 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y 3.226 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y 3.226 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.226 * [taylor]: Taking taylor expansion of x in y 3.226 * [backup-simplify]: Simplify x into x 3.226 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.226 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.226 * [taylor]: Taking taylor expansion of y in y 3.226 * [backup-simplify]: Simplify 0 into 0 3.226 * [backup-simplify]: Simplify 1 into 1 3.226 * [backup-simplify]: Simplify (/ 1 1) into 1 3.226 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.226 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.226 * [taylor]: Taking taylor expansion of y in y 3.226 * [backup-simplify]: Simplify 0 into 0 3.227 * [backup-simplify]: Simplify 1 into 1 3.227 * [backup-simplify]: Simplify (/ 1 1) into 1 3.227 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.227 * [taylor]: Taking taylor expansion of x in y 3.227 * [backup-simplify]: Simplify x into x 3.227 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.227 * [backup-simplify]: Simplify (- 1) into -1 3.227 * [backup-simplify]: Simplify (+ 0 -1) into -1 3.228 * [backup-simplify]: Simplify (+ 1 0) into 1 3.228 * [backup-simplify]: Simplify (* -1 1) into -1 3.228 * [taylor]: Taking taylor expansion of -1 in x 3.228 * [backup-simplify]: Simplify -1 into -1 3.228 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.228 * [backup-simplify]: Simplify (+ 0 (/ 1 x)) into (/ 1 x) 3.229 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.229 * [backup-simplify]: Simplify (- 0) into 0 3.229 * [backup-simplify]: Simplify (+ (/ 1 x) 0) into (/ 1 x) 3.229 * [backup-simplify]: Simplify (+ (* -1 (/ 1 x)) (* (/ 1 x) 1)) into 0 3.229 * [taylor]: Taking taylor expansion of 0 in x 3.229 * [backup-simplify]: Simplify 0 into 0 3.230 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.230 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.230 * [backup-simplify]: Simplify (+ 0 0) into 0 3.230 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.231 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.231 * [backup-simplify]: Simplify (- 0) into 0 3.231 * [backup-simplify]: Simplify (+ 0 0) into 0 3.232 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) (/ 1 x)) (* 0 1))) into (/ 1 (pow x 2)) 3.232 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.232 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.232 * [taylor]: Taking taylor expansion of x in x 3.232 * [backup-simplify]: Simplify 0 into 0 3.232 * [backup-simplify]: Simplify 1 into 1 3.232 * [backup-simplify]: Simplify (* 1 1) into 1 3.232 * [backup-simplify]: Simplify (/ 1 1) into 1 3.232 * [backup-simplify]: Simplify 1 into 1 3.232 * [backup-simplify]: Simplify -1 into -1 3.233 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.233 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.233 * [backup-simplify]: Simplify (+ 0 0) into 0 3.233 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.234 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.234 * [backup-simplify]: Simplify (- 0) into 0 3.234 * [backup-simplify]: Simplify (+ 0 0) into 0 3.239 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) 0) (+ (* 0 (/ 1 x)) (* 0 1)))) into 0 3.239 * [taylor]: Taking taylor expansion of 0 in x 3.239 * [backup-simplify]: Simplify 0 into 0 3.239 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.240 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.240 * [backup-simplify]: Simplify 0 into 0 3.240 * [backup-simplify]: Simplify 0 into 0 3.240 * [backup-simplify]: Simplify 0 into 0 3.241 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.241 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.241 * [backup-simplify]: Simplify (+ 0 0) into 0 3.241 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.242 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.242 * [backup-simplify]: Simplify (- 0) into 0 3.243 * [backup-simplify]: Simplify (+ 0 0) into 0 3.244 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 (/ 1 x)) (* 0 1))))) into 0 3.244 * [taylor]: Taking taylor expansion of 0 in x 3.244 * [backup-simplify]: Simplify 0 into 0 3.244 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.245 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.245 * [backup-simplify]: Simplify 0 into 0 3.245 * [backup-simplify]: Simplify 0 into 0 3.245 * [backup-simplify]: Simplify 0 into 0 3.246 * [backup-simplify]: Simplify (+ (* -1 (pow (* 1 (/ 1 (/ 1 y))) 2)) (* 1 (pow (* (/ 1 (/ 1 x)) 1) 2))) into (- (pow x 2) (pow y 2)) 3.246 * [backup-simplify]: Simplify (* (+ (/ 1 (- y)) (/ 1 (- x))) (- (/ 1 (- x)) (/ 1 (- y)))) into (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) 3.246 * [approximate]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in (y x) around 0 3.246 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x 3.246 * [taylor]: Taking taylor expansion of -1 in x 3.246 * [backup-simplify]: Simplify -1 into -1 3.246 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x 3.246 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 3.246 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.246 * [taylor]: Taking taylor expansion of y in x 3.246 * [backup-simplify]: Simplify y into y 3.246 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.246 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.246 * [taylor]: Taking taylor expansion of x in x 3.246 * [backup-simplify]: Simplify 0 into 0 3.246 * [backup-simplify]: Simplify 1 into 1 3.247 * [backup-simplify]: Simplify (/ 1 1) into 1 3.247 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x 3.247 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.247 * [taylor]: Taking taylor expansion of y in x 3.247 * [backup-simplify]: Simplify y into y 3.247 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.247 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.247 * [taylor]: Taking taylor expansion of x in x 3.247 * [backup-simplify]: Simplify 0 into 0 3.247 * [backup-simplify]: Simplify 1 into 1 3.247 * [backup-simplify]: Simplify (/ 1 1) into 1 3.247 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y 3.247 * [taylor]: Taking taylor expansion of -1 in y 3.247 * [backup-simplify]: Simplify -1 into -1 3.247 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y 3.247 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.247 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.247 * [taylor]: Taking taylor expansion of y in y 3.247 * [backup-simplify]: Simplify 0 into 0 3.248 * [backup-simplify]: Simplify 1 into 1 3.248 * [backup-simplify]: Simplify (/ 1 1) into 1 3.248 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.248 * [taylor]: Taking taylor expansion of x in y 3.248 * [backup-simplify]: Simplify x into x 3.248 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.248 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y 3.248 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.248 * [taylor]: Taking taylor expansion of y in y 3.248 * [backup-simplify]: Simplify 0 into 0 3.248 * [backup-simplify]: Simplify 1 into 1 3.248 * [backup-simplify]: Simplify (/ 1 1) into 1 3.248 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.248 * [taylor]: Taking taylor expansion of x in y 3.248 * [backup-simplify]: Simplify x into x 3.248 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.248 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y 3.249 * [taylor]: Taking taylor expansion of -1 in y 3.249 * [backup-simplify]: Simplify -1 into -1 3.249 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y 3.249 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.249 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.249 * [taylor]: Taking taylor expansion of y in y 3.249 * [backup-simplify]: Simplify 0 into 0 3.249 * [backup-simplify]: Simplify 1 into 1 3.249 * [backup-simplify]: Simplify (/ 1 1) into 1 3.249 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.249 * [taylor]: Taking taylor expansion of x in y 3.249 * [backup-simplify]: Simplify x into x 3.249 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.249 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y 3.249 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.249 * [taylor]: Taking taylor expansion of y in y 3.249 * [backup-simplify]: Simplify 0 into 0 3.249 * [backup-simplify]: Simplify 1 into 1 3.250 * [backup-simplify]: Simplify (/ 1 1) into 1 3.250 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.250 * [taylor]: Taking taylor expansion of x in y 3.250 * [backup-simplify]: Simplify x into x 3.250 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.250 * [backup-simplify]: Simplify (+ 1 0) into 1 3.250 * [backup-simplify]: Simplify (+ 1 0) into 1 3.251 * [backup-simplify]: Simplify (* 1 1) into 1 3.251 * [backup-simplify]: Simplify (* -1 1) into -1 3.251 * [taylor]: Taking taylor expansion of -1 in x 3.251 * [backup-simplify]: Simplify -1 into -1 3.252 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.252 * [backup-simplify]: Simplify (- (/ 1 x)) into (- (/ 1 x)) 3.252 * [backup-simplify]: Simplify (+ 0 (- (/ 1 x))) into (- (/ 1 x)) 3.252 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.252 * [backup-simplify]: Simplify (+ 0 (/ 1 x)) into (/ 1 x) 3.253 * [backup-simplify]: Simplify (+ (* 1 (- (/ 1 x))) (* (/ 1 x) 1)) into 0 3.253 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0 3.253 * [taylor]: Taking taylor expansion of 0 in x 3.253 * [backup-simplify]: Simplify 0 into 0 3.254 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.254 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.254 * [backup-simplify]: Simplify (- 0) into 0 3.255 * [backup-simplify]: Simplify (+ 0 0) into 0 3.256 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.256 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.256 * [backup-simplify]: Simplify (+ 0 0) into 0 3.257 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) (- (/ 1 x))) (* 0 1))) into (- (/ 1 (pow x 2))) 3.257 * [backup-simplify]: Simplify (+ (* -1 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1))) into (/ 1 (pow x 2)) 3.257 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.257 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.257 * [taylor]: Taking taylor expansion of x in x 3.258 * [backup-simplify]: Simplify 0 into 0 3.258 * [backup-simplify]: Simplify 1 into 1 3.258 * [backup-simplify]: Simplify (* 1 1) into 1 3.258 * [backup-simplify]: Simplify (/ 1 1) into 1 3.258 * [backup-simplify]: Simplify 1 into 1 3.258 * [backup-simplify]: Simplify -1 into -1 3.259 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.259 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.259 * [backup-simplify]: Simplify (- 0) into 0 3.260 * [backup-simplify]: Simplify (+ 0 0) into 0 3.260 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.260 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.261 * [backup-simplify]: Simplify (+ 0 0) into 0 3.262 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) 0) (+ (* 0 (- (/ 1 x))) (* 0 1)))) into 0 3.263 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1)))) into 0 3.263 * [taylor]: Taking taylor expansion of 0 in x 3.263 * [backup-simplify]: Simplify 0 into 0 3.263 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.264 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.264 * [backup-simplify]: Simplify 0 into 0 3.264 * [backup-simplify]: Simplify 0 into 0 3.264 * [backup-simplify]: Simplify 0 into 0 3.264 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.265 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.265 * [backup-simplify]: Simplify (- 0) into 0 3.265 * [backup-simplify]: Simplify (+ 0 0) into 0 3.266 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.266 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.266 * [backup-simplify]: Simplify (+ 0 0) into 0 3.267 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 x))) (* 0 1))))) into 0 3.269 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1))))) into 0 3.269 * [taylor]: Taking taylor expansion of 0 in x 3.269 * [backup-simplify]: Simplify 0 into 0 3.270 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.270 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.270 * [backup-simplify]: Simplify 0 into 0 3.270 * [backup-simplify]: Simplify 0 into 0 3.270 * [backup-simplify]: Simplify 0 into 0 3.271 * [backup-simplify]: Simplify (+ (* -1 (pow (* 1 (/ 1 (/ 1 (- y)))) 2)) (* 1 (pow (* (/ 1 (/ 1 (- x))) 1) 2))) into (- (pow x 2) (pow y 2)) 3.271 * * * [progress]: simplifying candidates 3.272 * [simplify]: Simplifying: (* (+ y x) (- x y)) (+ (log (+ y x)) (log (- x y))) (log (* (+ y x) (- x y))) (exp (* (+ y x) (- x y))) (* (* (* (+ y x) (+ y x)) (+ y x)) (* (* (- x y) (- x y)) (- x y))) (* (cbrt (* (+ y x) (- x y))) (cbrt (* (+ y x) (- x y)))) (cbrt (* (+ y x) (- x y))) (* (* (* (+ y x) (- x y)) (* (+ y x) (- x y))) (* (+ y x) (- x y))) (sqrt (* (+ y x) (- x y))) (sqrt (* (+ y x) (- x y))) (* (+ (pow y 3) (pow x 3)) (- (pow x 3) (pow y 3))) (* (+ (* y y) (- (* x x) (* y x))) (+ (* x x) (+ (* y y) (* x y)))) (* (+ (pow y 3) (pow x 3)) (- (* x x) (* y y))) (* (+ (* y y) (- (* x x) (* y x))) (+ x y)) (* (- (* y y) (* x x)) (- (pow x 3) (pow y 3))) (* (- y x) (+ (* x x) (+ (* y y) (* x y)))) (* (- (* y y) (* x x)) (- (* x x) (* y y))) (* (- y x) (+ x y)) (* (sqrt (+ y x)) (sqrt (- x y))) (* (sqrt (+ y x)) (sqrt (- x y))) (* (+ y x) x) (* (+ y x) (- y)) (* (+ y x) x) (* (+ y x) (- y)) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* (+ y x) (* (cbrt (- x y)) (cbrt (- x y)))) (* (+ y x) (sqrt (- x y))) (* (+ y x) 1) (* (+ y x) (+ (sqrt x) (sqrt y))) (* (+ y x) 1) (* (cbrt (+ y x)) (- x y)) (* (sqrt (+ y x)) (- x y)) (* (+ y x) (- x y)) (* (+ y x) (- x y)) (* (+ y x) (- (pow x 3) (pow y 3))) (* (+ y x) (- (* x x) (* y y))) (* (+ (pow y 3) (pow x 3)) (- x y)) (* (- (* y y) (* x x)) (- x y)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) 3.273 * * [simplify]: Extracting # 0 : cost 0 3.273 * * [simplify]: Extracting # 1 : cost 0 3.273 * * [simplify]: Extracting # 2 : cost 0 3.273 * * [simplify]: Extracting # 3 : cost 0 3.273 * * [simplify]: Extracting # 4 : cost 0 3.273 * * [simplify]: Extracting # 5 : cost 0 3.273 * * [simplify]: Extracting # 6 : cost 0 3.274 * * [simplify]: iteration 0 : 74 enodes (cost 436 ) 3.296 * * [simplify]: Extracting # 0 : cost 0 3.296 * * [simplify]: Extracting # 1 : cost 0 3.297 * * [simplify]: Extracting # 2 : cost 0 3.297 * * [simplify]: Extracting # 3 : cost 0 3.297 * * [simplify]: Extracting # 4 : cost 0 3.298 * * [simplify]: iteration 1 : 220 enodes (cost 423 ) 3.412 * * [simplify]: Extracting # 0 : cost 0 3.414 * * [simplify]: Extracting # 1 : cost 0 3.416 * * [simplify]: Extracting # 2 : cost 0 3.418 * * [simplify]: Extracting # 3 : cost 0 3.421 * * [simplify]: Extracting # 4 : cost 0 3.423 * * [simplify]: iteration 2 : 1622 enodes (cost 397 ) 4.041 * * [simplify]: Extracting # 0 : cost 0 4.052 * * [simplify]: Extracting # 1 : cost 0 4.059 * * [simplify]: Extracting # 2 : cost 0 4.066 * * [simplify]: Extracting # 3 : cost 0 4.077 * * [simplify]: Extracting # 4 : cost 0 4.092 * * [simplify]: iteration done: 5001 enodes (cost 395 ) 4.092 * [simplify]: Simplified to: (* (+ x y) (- x y)) (log (* (+ y x) (- x y))) (log (* (+ y x) (- x y))) (exp (* (+ y x) (- x y))) (pow (- (* x x) (* y y)) 3) (* (cbrt (* (+ y x) (- x y))) (cbrt (* (+ y x) (- x y)))) (cbrt (* (+ y x) (- x y))) (pow (- (* x x) (* y y)) 3) (sqrt (* (+ y x) (- x y))) (sqrt (* (+ y x) (- x y))) (* (+ (pow y 3) (pow x 3)) (- (pow x 3) (pow y 3))) (* (+ (* y (+ x y)) (* x x)) (+ (* y y) (* x (- x y)))) (* (+ (pow y 3) (pow x 3)) (- (* x x) (* y y))) (* (+ (* y y) (* x (- x y))) (+ y x)) (* (- (* y y) (* x x)) (- (pow x 3) (pow y 3))) (* (+ (* y (+ x y)) (* x x)) (- y x)) (* (- (* y y) (* x x)) (- (* x x) (* y y))) (- (* y y) (* x x)) (* (sqrt (+ y x)) (sqrt (- x y))) (* (sqrt (+ y x)) (sqrt (- x y))) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* (+ y x) (* (cbrt (- x y)) (cbrt (- x y)))) (* (+ y x) (sqrt (- x y))) (+ y x) (* (+ y x) (+ (sqrt x) (sqrt y))) (+ y x) (* (cbrt (+ y x)) (- x y)) (* (sqrt (+ y x)) (- x y)) (* (+ x y) (- x y)) (* (+ x y) (- x y)) (* (+ y x) (- (pow x 3) (pow y 3))) (* (+ y x) (- (* x x) (* y y))) (* (+ (pow y 3) (pow x 3)) (- x y)) (* (- (* y y) (* x x)) (- x y)) (* (+ x y) (- x y)) (* (+ x y) (- x y)) (* (+ x y) (- x y)) 4.093 * * * [progress]: adding candidates to table 4.180 * * [progress]: iteration 2 / 4 4.180 * * * [progress]: picking best candidate 4.182 * * * * [pick]: Picked # 4.182 * * * [progress]: localizing error 4.189 * * * [progress]: generating rewritten candidates 4.189 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 4.201 * * * [progress]: generating series expansions 4.202 * * * * [progress]: [ 1 / 1 ] generating series at (2) 4.202 * [backup-simplify]: Simplify (- (* x x) (* y y)) into (- (pow x 2) (pow y 2)) 4.202 * [approximate]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in (x y) around 0 4.202 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in y 4.202 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.202 * [taylor]: Taking taylor expansion of x in y 4.202 * [backup-simplify]: Simplify x into x 4.202 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.202 * [taylor]: Taking taylor expansion of y in y 4.202 * [backup-simplify]: Simplify 0 into 0 4.202 * [backup-simplify]: Simplify 1 into 1 4.202 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 4.202 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.202 * [taylor]: Taking taylor expansion of x in x 4.202 * [backup-simplify]: Simplify 0 into 0 4.202 * [backup-simplify]: Simplify 1 into 1 4.202 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.202 * [taylor]: Taking taylor expansion of y in x 4.202 * [backup-simplify]: Simplify y into y 4.202 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 4.202 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.202 * [taylor]: Taking taylor expansion of x in x 4.202 * [backup-simplify]: Simplify 0 into 0 4.202 * [backup-simplify]: Simplify 1 into 1 4.202 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.202 * [taylor]: Taking taylor expansion of y in x 4.202 * [backup-simplify]: Simplify y into y 4.203 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.203 * [backup-simplify]: Simplify (- (pow y 2)) into (- (pow y 2)) 4.203 * [backup-simplify]: Simplify (+ 0 (- (pow y 2))) into (- (pow y 2)) 4.203 * [taylor]: Taking taylor expansion of (- (pow y 2)) in y 4.203 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.203 * [taylor]: Taking taylor expansion of y in y 4.203 * [backup-simplify]: Simplify 0 into 0 4.203 * [backup-simplify]: Simplify 1 into 1 4.203 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.204 * [backup-simplify]: Simplify (- 0) into 0 4.204 * [backup-simplify]: Simplify (+ 0 0) into 0 4.204 * [taylor]: Taking taylor expansion of 0 in y 4.204 * [backup-simplify]: Simplify 0 into 0 4.204 * [backup-simplify]: Simplify 0 into 0 4.204 * [backup-simplify]: Simplify (* 1 1) into 1 4.205 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.205 * [backup-simplify]: Simplify (- 0) into 0 4.205 * [backup-simplify]: Simplify (+ 1 0) into 1 4.205 * [taylor]: Taking taylor expansion of 1 in y 4.205 * [backup-simplify]: Simplify 1 into 1 4.205 * [backup-simplify]: Simplify 1 into 1 4.205 * [backup-simplify]: Simplify 0 into 0 4.206 * [backup-simplify]: Simplify (* 1 1) into 1 4.206 * [backup-simplify]: Simplify (- 1) into -1 4.206 * [backup-simplify]: Simplify -1 into -1 4.207 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.207 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0 4.208 * [backup-simplify]: Simplify (- 0) into 0 4.208 * [backup-simplify]: Simplify (+ 0 0) into 0 4.208 * [taylor]: Taking taylor expansion of 0 in y 4.208 * [backup-simplify]: Simplify 0 into 0 4.208 * [backup-simplify]: Simplify 0 into 0 4.208 * [backup-simplify]: Simplify 0 into 0 4.208 * [backup-simplify]: Simplify 0 into 0 4.209 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.209 * [backup-simplify]: Simplify (- 0) into 0 4.209 * [backup-simplify]: Simplify 0 into 0 4.210 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.210 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 4.211 * [backup-simplify]: Simplify (- 0) into 0 4.211 * [backup-simplify]: Simplify (+ 0 0) into 0 4.211 * [taylor]: Taking taylor expansion of 0 in y 4.211 * [backup-simplify]: Simplify 0 into 0 4.211 * [backup-simplify]: Simplify 0 into 0 4.211 * [backup-simplify]: Simplify 0 into 0 4.211 * [backup-simplify]: Simplify (+ (* -1 (pow (* y 1) 2)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (pow y 2)) 4.212 * [backup-simplify]: Simplify (- (* (/ 1 x) (/ 1 x)) (* (/ 1 y) (/ 1 y))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 4.212 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 4.212 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 4.212 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 4.212 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.212 * [taylor]: Taking taylor expansion of x in y 4.212 * [backup-simplify]: Simplify x into x 4.212 * [backup-simplify]: Simplify (* x x) into (pow x 2) 4.212 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 4.212 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.212 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.212 * [taylor]: Taking taylor expansion of y in y 4.212 * [backup-simplify]: Simplify 0 into 0 4.212 * [backup-simplify]: Simplify 1 into 1 4.212 * [backup-simplify]: Simplify (* 1 1) into 1 4.212 * [backup-simplify]: Simplify (/ 1 1) into 1 4.212 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.213 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.213 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.213 * [taylor]: Taking taylor expansion of x in x 4.213 * [backup-simplify]: Simplify 0 into 0 4.213 * [backup-simplify]: Simplify 1 into 1 4.213 * [backup-simplify]: Simplify (* 1 1) into 1 4.213 * [backup-simplify]: Simplify (/ 1 1) into 1 4.213 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.213 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.213 * [taylor]: Taking taylor expansion of y in x 4.213 * [backup-simplify]: Simplify y into y 4.213 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.213 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.213 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.213 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.213 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.213 * [taylor]: Taking taylor expansion of x in x 4.213 * [backup-simplify]: Simplify 0 into 0 4.213 * [backup-simplify]: Simplify 1 into 1 4.214 * [backup-simplify]: Simplify (* 1 1) into 1 4.214 * [backup-simplify]: Simplify (/ 1 1) into 1 4.214 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.214 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.214 * [taylor]: Taking taylor expansion of y in x 4.214 * [backup-simplify]: Simplify y into y 4.214 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.214 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.214 * [backup-simplify]: Simplify (+ 1 0) into 1 4.214 * [taylor]: Taking taylor expansion of 1 in y 4.215 * [backup-simplify]: Simplify 1 into 1 4.215 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.215 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.216 * [backup-simplify]: Simplify (+ 0 0) into 0 4.216 * [taylor]: Taking taylor expansion of 0 in y 4.216 * [backup-simplify]: Simplify 0 into 0 4.216 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.217 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.217 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 4.217 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 4.217 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 4.217 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.217 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.217 * [taylor]: Taking taylor expansion of y in y 4.217 * [backup-simplify]: Simplify 0 into 0 4.217 * [backup-simplify]: Simplify 1 into 1 4.217 * [backup-simplify]: Simplify (* 1 1) into 1 4.217 * [backup-simplify]: Simplify (/ 1 1) into 1 4.218 * [backup-simplify]: Simplify (- 1) into -1 4.218 * [backup-simplify]: Simplify -1 into -1 4.218 * [backup-simplify]: Simplify 1 into 1 4.218 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.219 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.219 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.219 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 4.219 * [backup-simplify]: Simplify (- 0) into 0 4.219 * [backup-simplify]: Simplify (+ 0 0) into 0 4.219 * [taylor]: Taking taylor expansion of 0 in y 4.220 * [backup-simplify]: Simplify 0 into 0 4.220 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.220 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.221 * [backup-simplify]: Simplify (- 0) into 0 4.221 * [backup-simplify]: Simplify 0 into 0 4.221 * [backup-simplify]: Simplify 0 into 0 4.221 * [backup-simplify]: Simplify 0 into 0 4.221 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.222 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.222 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.222 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 4.223 * [backup-simplify]: Simplify (- 0) into 0 4.223 * [backup-simplify]: Simplify (+ 0 0) into 0 4.223 * [taylor]: Taking taylor expansion of 0 in y 4.223 * [backup-simplify]: Simplify 0 into 0 4.223 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.224 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.224 * [backup-simplify]: Simplify (- 0) into 0 4.224 * [backup-simplify]: Simplify 0 into 0 4.224 * [backup-simplify]: Simplify 0 into 0 4.224 * [backup-simplify]: Simplify 0 into 0 4.225 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 2))) into (- (pow x 2) (pow y 2)) 4.225 * [backup-simplify]: Simplify (- (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- y)) (/ 1 (- y)))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 4.225 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 4.225 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 4.225 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 4.225 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.225 * [taylor]: Taking taylor expansion of x in y 4.225 * [backup-simplify]: Simplify x into x 4.225 * [backup-simplify]: Simplify (* x x) into (pow x 2) 4.225 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 4.225 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.225 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.225 * [taylor]: Taking taylor expansion of y in y 4.225 * [backup-simplify]: Simplify 0 into 0 4.225 * [backup-simplify]: Simplify 1 into 1 4.225 * [backup-simplify]: Simplify (* 1 1) into 1 4.226 * [backup-simplify]: Simplify (/ 1 1) into 1 4.226 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.226 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.226 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.226 * [taylor]: Taking taylor expansion of x in x 4.226 * [backup-simplify]: Simplify 0 into 0 4.226 * [backup-simplify]: Simplify 1 into 1 4.226 * [backup-simplify]: Simplify (* 1 1) into 1 4.226 * [backup-simplify]: Simplify (/ 1 1) into 1 4.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.226 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.226 * [taylor]: Taking taylor expansion of y in x 4.226 * [backup-simplify]: Simplify y into y 4.226 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.226 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.226 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.226 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.226 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.226 * [taylor]: Taking taylor expansion of x in x 4.226 * [backup-simplify]: Simplify 0 into 0 4.226 * [backup-simplify]: Simplify 1 into 1 4.227 * [backup-simplify]: Simplify (* 1 1) into 1 4.227 * [backup-simplify]: Simplify (/ 1 1) into 1 4.227 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.227 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.227 * [taylor]: Taking taylor expansion of y in x 4.227 * [backup-simplify]: Simplify y into y 4.227 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.227 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.227 * [backup-simplify]: Simplify (+ 1 0) into 1 4.227 * [taylor]: Taking taylor expansion of 1 in y 4.227 * [backup-simplify]: Simplify 1 into 1 4.228 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.228 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.228 * [backup-simplify]: Simplify (+ 0 0) into 0 4.228 * [taylor]: Taking taylor expansion of 0 in y 4.228 * [backup-simplify]: Simplify 0 into 0 4.229 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.229 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.230 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 4.230 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 4.230 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 4.230 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.230 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.230 * [taylor]: Taking taylor expansion of y in y 4.230 * [backup-simplify]: Simplify 0 into 0 4.230 * [backup-simplify]: Simplify 1 into 1 4.230 * [backup-simplify]: Simplify (* 1 1) into 1 4.230 * [backup-simplify]: Simplify (/ 1 1) into 1 4.231 * [backup-simplify]: Simplify (- 1) into -1 4.231 * [backup-simplify]: Simplify -1 into -1 4.231 * [backup-simplify]: Simplify 1 into 1 4.231 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.232 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.232 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.232 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 4.232 * [backup-simplify]: Simplify (- 0) into 0 4.232 * [backup-simplify]: Simplify (+ 0 0) into 0 4.232 * [taylor]: Taking taylor expansion of 0 in y 4.232 * [backup-simplify]: Simplify 0 into 0 4.233 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.233 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.233 * [backup-simplify]: Simplify (- 0) into 0 4.233 * [backup-simplify]: Simplify 0 into 0 4.234 * [backup-simplify]: Simplify 0 into 0 4.234 * [backup-simplify]: Simplify 0 into 0 4.234 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.235 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.235 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.235 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 4.235 * [backup-simplify]: Simplify (- 0) into 0 4.236 * [backup-simplify]: Simplify (+ 0 0) into 0 4.236 * [taylor]: Taking taylor expansion of 0 in y 4.236 * [backup-simplify]: Simplify 0 into 0 4.236 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.237 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.237 * [backup-simplify]: Simplify (- 0) into 0 4.237 * [backup-simplify]: Simplify 0 into 0 4.237 * [backup-simplify]: Simplify 0 into 0 4.237 * [backup-simplify]: Simplify 0 into 0 4.237 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 2))) into (- (pow x 2) (pow y 2)) 4.237 * * * [progress]: simplifying candidates 4.238 * [simplify]: Simplifying: (/ (exp (* x x)) (exp (* y y))) (log (- (* x x) (* y y))) (exp (- (* x x) (* y y))) (* (cbrt (- (* x x) (* y y))) (cbrt (- (* x x) (* y y)))) (cbrt (- (* x x) (* y y))) (* (* (- (* x x) (* y y)) (- (* x x) (* y y))) (- (* x x) (* y y))) (sqrt (- (* x x) (* y y))) (sqrt (- (* x x) (* y y))) (- (pow (* x x) 3) (pow (* y y) 3)) (+ (* (* x x) (* x x)) (+ (* (* y y) (* y y)) (* (* x x) (* y y)))) (- (* y y)) (- (* (* x x) (* x x)) (* (* y y) (* y y))) (+ (* x x) (* y y)) (+ x y) (- x y) (- (* y y)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) 4.238 * * [simplify]: Extracting # 0 : cost 0 4.238 * * [simplify]: Extracting # 1 : cost 0 4.238 * * [simplify]: Extracting # 2 : cost 0 4.238 * * [simplify]: Extracting # 3 : cost 0 4.238 * * [simplify]: Extracting # 4 : cost 0 4.238 * * [simplify]: Extracting # 5 : cost 0 4.238 * * [simplify]: iteration 0 : 33 enodes (cost 180 ) 4.250 * * [simplify]: Extracting # 0 : cost 0 4.250 * * [simplify]: Extracting # 1 : cost 0 4.250 * * [simplify]: Extracting # 2 : cost 0 4.250 * * [simplify]: Extracting # 3 : cost 0 4.250 * * [simplify]: Extracting # 4 : cost 0 4.251 * * [simplify]: iteration 1 : 111 enodes (cost 175 ) 4.306 * * [simplify]: Extracting # 0 : cost 0 4.307 * * [simplify]: Extracting # 1 : cost 0 4.308 * * [simplify]: Extracting # 2 : cost 0 4.309 * * [simplify]: Extracting # 3 : cost 0 4.310 * * [simplify]: Extracting # 4 : cost 0 4.310 * * [simplify]: iteration 2 : 583 enodes (cost 145 ) 5.294 * * [simplify]: Extracting # 0 : cost 0 5.300 * * [simplify]: Extracting # 1 : cost 0 5.308 * * [simplify]: Extracting # 2 : cost 0 5.315 * * [simplify]: Extracting # 3 : cost 0 5.325 * * [simplify]: Extracting # 4 : cost 0 5.335 * * [simplify]: iteration 3 : 4978 enodes (cost 145 ) 8.887 * * [simplify]: Extracting # 0 : cost 0 8.893 * * [simplify]: Extracting # 1 : cost 0 8.899 * * [simplify]: Extracting # 2 : cost 0 8.905 * * [simplify]: iteration done: 5000 enodes (cost 145 ) 8.906 * [simplify]: Simplified to: (exp (- (* x x) (* y y))) (log (- (* x x) (* y y))) (exp (- (* x x) (* y y))) (* (cbrt (- (* x x) (* y y))) (cbrt (- (* x x) (* y y)))) (cbrt (- (* x x) (* y y))) (pow (- (* x x) (* y y)) 3) (sqrt (- (* x x) (* y y))) (sqrt (- (* x x) (* y y))) (- (pow x 6) (pow y 6)) (+ (* (* y y) (+ (* y y) (* x x))) (pow x 4)) (- (* y y)) (- (pow x 4) (pow y 4)) (+ (* y y) (* x x)) (+ x y) (- x y) (- (* y y)) (- (* x x) (* y y)) (- (* x x) (* y y)) (- (* x x) (* y y)) 8.906 * * * [progress]: adding candidates to table 8.956 * [progress]: [Phase 3 of 3] Extracting. 8.957 * * [regime]: Finding splitpoints for: (# #) 8.957 * * * [regime-changes]: Trying 5 branch expressions: ((* y y) (* x x) (- (* x x) (* y y)) y x) 8.957 * * * * [regimes]: Trying to branch on (* y y) from (# #) 8.976 * * * * [regimes]: Trying to branch on (* x x) from (# #) 8.995 * * * * [regimes]: Trying to branch on (- (* x x) (* y y)) from (# #) 9.016 * * * * [regimes]: Trying to branch on y from (# #) 9.040 * * * * [regimes]: Trying to branch on x from (# #) 9.057 * * * [regime]: Found split indices: #