9.982 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.020 * * * [progress]: [2/2] Setting up program. 0.023 * [progress]: [Phase 2 of 3] Improving. 0.023 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.025 * * [simplify]: iteration 0 : 25 enodes (cost 7 ) 0.027 * * [simplify]: iteration 1 : 61 enodes (cost 7 ) 0.029 * * [simplify]: iteration 2 : 171 enodes (cost 7 ) 0.032 * * [simplify]: iteration 3 : 368 enodes (cost 7 ) 0.038 * * [simplify]: iteration 4 : 849 enodes (cost 6 ) 0.055 * * [simplify]: iteration 5 : 2639 enodes (cost 6 ) 0.105 * * [simplify]: iteration 6 : 5001 enodes (cost 6 ) 0.106 * [simplify]: Simplified to: (- (fma (pow x 4.0) 9.0 (* 2.0 (* y y))) (pow y 4)) 0.109 * * [progress]: iteration 1 / 4 0.109 * * * [progress]: picking best candidate 0.111 * * * * [pick]: Picked # 0.111 * * * [progress]: localizing error 0.119 * * * [progress]: generating rewritten candidates 0.119 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.125 * * * [progress]: generating series expansions 0.126 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.126 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.126 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.126 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.126 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.126 * [taylor]: Taking taylor expansion of 2.0 in y 0.126 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.126 * [taylor]: Taking taylor expansion of y in y 0.126 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.126 * [taylor]: Taking taylor expansion of 9.0 in y 0.126 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.126 * [taylor]: Taking taylor expansion of x in y 0.126 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.126 * [taylor]: Taking taylor expansion of y in y 0.127 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.127 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.127 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.127 * [taylor]: Taking taylor expansion of 2.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.127 * [taylor]: Taking taylor expansion of 9.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.127 * [taylor]: Taking taylor expansion of x in x 0.127 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.127 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.127 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.127 * [taylor]: Taking taylor expansion of 2.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.127 * [taylor]: Taking taylor expansion of 9.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.127 * [taylor]: Taking taylor expansion of x in x 0.127 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.127 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.127 * [taylor]: Taking taylor expansion of 2.0 in y 0.127 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.127 * [taylor]: Taking taylor expansion of y in y 0.128 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.128 * [taylor]: Taking taylor expansion of y in y 0.129 * [taylor]: Taking taylor expansion of 0 in y 0.131 * [taylor]: Taking taylor expansion of 0 in y 0.135 * [taylor]: Taking taylor expansion of 0 in y 0.141 * [taylor]: Taking taylor expansion of 9.0 in y 0.144 * [approximate]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in (x y) around 0 0.144 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.144 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.144 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.144 * [taylor]: Taking taylor expansion of 9.0 in y 0.144 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.144 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.144 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.144 * [taylor]: Taking taylor expansion of 1.0 in y 0.144 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.144 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.144 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.144 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.144 * [taylor]: Taking taylor expansion of 4.0 in y 0.144 * [taylor]: Taking taylor expansion of (log x) in y 0.144 * [taylor]: Taking taylor expansion of x in y 0.145 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.145 * [taylor]: Taking taylor expansion of 2.0 in y 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.145 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.145 * [taylor]: Taking taylor expansion of y in y 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.145 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.145 * [taylor]: Taking taylor expansion of y in y 0.146 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.146 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.146 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.146 * [taylor]: Taking taylor expansion of 9.0 in x 0.146 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.146 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.146 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.146 * [taylor]: Taking taylor expansion of 1.0 in x 0.146 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.146 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.146 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.146 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.146 * [taylor]: Taking taylor expansion of 4.0 in x 0.146 * [taylor]: Taking taylor expansion of (log x) in x 0.146 * [taylor]: Taking taylor expansion of x in x 0.152 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.152 * [taylor]: Taking taylor expansion of 2.0 in x 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.152 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.152 * [taylor]: Taking taylor expansion of y in x 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.152 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.152 * [taylor]: Taking taylor expansion of y in x 0.152 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.152 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.152 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.152 * [taylor]: Taking taylor expansion of 9.0 in x 0.152 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.152 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.152 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.152 * [taylor]: Taking taylor expansion of 1.0 in x 0.152 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.152 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.152 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.152 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.153 * [taylor]: Taking taylor expansion of 4.0 in x 0.153 * [taylor]: Taking taylor expansion of (log x) in x 0.153 * [taylor]: Taking taylor expansion of x in x 0.154 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.154 * [taylor]: Taking taylor expansion of 2.0 in x 0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.154 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.154 * [taylor]: Taking taylor expansion of y in x 0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.154 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.154 * [taylor]: Taking taylor expansion of y in x 0.155 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.155 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.155 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.155 * [taylor]: Taking taylor expansion of 9.0 in y 0.155 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.155 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.155 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.155 * [taylor]: Taking taylor expansion of 1.0 in y 0.155 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.155 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.155 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.155 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.155 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.155 * [taylor]: Taking taylor expansion of 4.0 in y 0.155 * [taylor]: Taking taylor expansion of (log x) in y 0.155 * [taylor]: Taking taylor expansion of x in y 0.156 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.156 * [taylor]: Taking taylor expansion of 2.0 in y 0.156 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.156 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.156 * [taylor]: Taking taylor expansion of y in y 0.157 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.157 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.157 * [taylor]: Taking taylor expansion of y in y 0.164 * [taylor]: Taking taylor expansion of 0 in y 0.176 * [taylor]: Taking taylor expansion of 0 in y 0.193 * [taylor]: Taking taylor expansion of 0 in y 0.216 * [taylor]: Taking taylor expansion of 0 in y 0.221 * [approximate]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in (x y) around 0 0.221 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.221 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.221 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.221 * [taylor]: Taking taylor expansion of 9.0 in y 0.221 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.221 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.221 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.221 * [taylor]: Taking taylor expansion of 1.0 in y 0.221 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.221 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.221 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.221 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.221 * [taylor]: Taking taylor expansion of 4.0 in y 0.221 * [taylor]: Taking taylor expansion of (log x) in y 0.221 * [taylor]: Taking taylor expansion of x in y 0.222 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.222 * [taylor]: Taking taylor expansion of 2.0 in y 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.222 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.222 * [taylor]: Taking taylor expansion of y in y 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.223 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.223 * [taylor]: Taking taylor expansion of y in y 0.223 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.223 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.223 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.223 * [taylor]: Taking taylor expansion of 9.0 in x 0.223 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.223 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.223 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.223 * [taylor]: Taking taylor expansion of 1.0 in x 0.223 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.223 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.223 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.224 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.224 * [taylor]: Taking taylor expansion of 4.0 in x 0.224 * [taylor]: Taking taylor expansion of (log x) in x 0.224 * [taylor]: Taking taylor expansion of x in x 0.225 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.225 * [taylor]: Taking taylor expansion of 2.0 in x 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.225 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.225 * [taylor]: Taking taylor expansion of y in x 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.225 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.225 * [taylor]: Taking taylor expansion of y in x 0.225 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.225 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.225 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.225 * [taylor]: Taking taylor expansion of 9.0 in x 0.225 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.225 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.225 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.225 * [taylor]: Taking taylor expansion of 1.0 in x 0.225 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.225 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.225 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.225 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.225 * [taylor]: Taking taylor expansion of 4.0 in x 0.225 * [taylor]: Taking taylor expansion of (log x) in x 0.225 * [taylor]: Taking taylor expansion of x in x 0.226 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.226 * [taylor]: Taking taylor expansion of 2.0 in x 0.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.226 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.226 * [taylor]: Taking taylor expansion of y in x 0.227 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.227 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.227 * [taylor]: Taking taylor expansion of y in x 0.228 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.228 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.228 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.228 * [taylor]: Taking taylor expansion of 9.0 in y 0.228 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.228 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.228 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.228 * [taylor]: Taking taylor expansion of 1.0 in y 0.228 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.228 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.228 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.228 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.228 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.228 * [taylor]: Taking taylor expansion of 4.0 in y 0.228 * [taylor]: Taking taylor expansion of (log x) in y 0.228 * [taylor]: Taking taylor expansion of x in y 0.229 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.229 * [taylor]: Taking taylor expansion of 2.0 in y 0.229 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.229 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.229 * [taylor]: Taking taylor expansion of y in y 0.229 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.229 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.229 * [taylor]: Taking taylor expansion of y in y 0.236 * [taylor]: Taking taylor expansion of 0 in y 0.253 * [taylor]: Taking taylor expansion of 0 in y 0.268 * [taylor]: Taking taylor expansion of 0 in y 0.291 * [taylor]: Taking taylor expansion of 0 in y 0.296 * * * [progress]: simplifying candidates 0.296 * [simplify]: Simplifying using # : (fma 9.0 (pow x 4.0) (- (* (- (* y y) 2.0) (* y y)))) (fma (- (- (* y y) 2.0)) (* y y) (* (- (* y y) 2.0) (* y y))) (expm1 (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (log1p (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* (* y y) (- (* y y) 2.0))) (/ (exp (* 9.0 (pow x 4.0))) (exp (* (* y y) (- (* y y) 2.0)))) (log (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (* (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (* (* y y) (- (* y y) 2.0)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0))) (* (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (- (* (* y y) (- (* y y) 2.0))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0)))) (+ (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* (sqrt 2.0) (sqrt 2.0)))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* 2.0 1))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* (sqrt 2.0) (sqrt 2.0)))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* 2.0 1))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* (* y y) (- (* y y) 2.0))) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4)))) (pow y 4)) 0.301 * * [simplify]: iteration 0 : 244 enodes (cost 283 ) 0.305 * * [simplify]: iteration 1 : 933 enodes (cost 242 ) 0.327 * * [simplify]: iteration 2 : 5001 enodes (cost 236 ) 0.328 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (* (* y (- (* y y) 2.0)) (+ (- y) y)) (expm1 (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (log1p (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (fma (pow y 2) 2.0 (- (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (log (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (pow (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 3) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (* (* y y) (- (* y y) 2.0)) 3)) (fma (pow x (* 2 4.0)) (* 9.0 9.0) (* (* (- (* y y) 2.0) (* y y)) (fma 9.0 (pow x 4.0) (* (* y y) (- (* y y) 2.0))))) (fma (pow y 2) 2.0 (- (pow y 4))) (fma (pow x (* 2 4.0)) (* 9.0 9.0) (* (- (pow y 4)) (* (- (* y y) 2.0) (- (* y y) 2.0)))) (fma 9.0 (pow x 4.0) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow y 2) 2.0 (- (pow y 4))) (fma (pow y 2) 2.0 (- (* 9.0 (pow x 4)) (pow y 4))) (fma (pow y 2) 2.0 (- (* 9.0 (pow x 4)) (pow y 4))) (fma (pow y 2) 2.0 (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4))) 0.328 * * * [progress]: adding candidates to table 0.400 * * [progress]: iteration 2 / 4 0.400 * * * [progress]: picking best candidate 0.402 * * * * [pick]: Picked # 0.402 * * * [progress]: localizing error 0.418 * * * [progress]: generating rewritten candidates 0.418 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.419 * * * [progress]: generating series expansions 0.419 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.419 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.419 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.419 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.419 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.419 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.419 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.419 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.419 * [taylor]: Taking taylor expansion of 4.0 in y 0.419 * [taylor]: Taking taylor expansion of (log x) in y 0.419 * [taylor]: Taking taylor expansion of x in y 0.419 * [taylor]: Taking taylor expansion of 9.0 in y 0.419 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.419 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.419 * [taylor]: Taking taylor expansion of y in y 0.419 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.419 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.419 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.419 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.419 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.419 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.419 * [taylor]: Taking taylor expansion of 4.0 in x 0.419 * [taylor]: Taking taylor expansion of (log x) in x 0.419 * [taylor]: Taking taylor expansion of x in x 0.420 * [taylor]: Taking taylor expansion of 9.0 in x 0.420 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.420 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.420 * [taylor]: Taking taylor expansion of y in x 0.420 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.420 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.420 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.420 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.421 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.421 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.421 * [taylor]: Taking taylor expansion of 4.0 in x 0.421 * [taylor]: Taking taylor expansion of (log x) in x 0.421 * [taylor]: Taking taylor expansion of x in x 0.421 * [taylor]: Taking taylor expansion of 9.0 in x 0.421 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.421 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.421 * [taylor]: Taking taylor expansion of y in x 0.422 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.422 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.422 * [taylor]: Taking taylor expansion of 9.0 in y 0.422 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.422 * [taylor]: Taking taylor expansion of x in y 0.422 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.422 * [taylor]: Taking taylor expansion of y in y 0.425 * [taylor]: Taking taylor expansion of 0 in y 0.430 * [taylor]: Taking taylor expansion of 0 in y 0.438 * [taylor]: Taking taylor expansion of 0 in y 0.438 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.438 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.438 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.438 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.438 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.438 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.438 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.438 * [taylor]: Taking taylor expansion of 4.0 in y 0.438 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.438 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.438 * [taylor]: Taking taylor expansion of x in y 0.438 * [taylor]: Taking taylor expansion of 9.0 in y 0.438 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.439 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.439 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.439 * [taylor]: Taking taylor expansion of y in y 0.439 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.439 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.439 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.439 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.439 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.439 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.439 * [taylor]: Taking taylor expansion of 4.0 in x 0.439 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.439 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.439 * [taylor]: Taking taylor expansion of x in x 0.440 * [taylor]: Taking taylor expansion of 9.0 in x 0.440 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.440 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.440 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.440 * [taylor]: Taking taylor expansion of y in x 0.441 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.441 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.441 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.441 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.441 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.441 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.441 * [taylor]: Taking taylor expansion of 4.0 in x 0.441 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.441 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.441 * [taylor]: Taking taylor expansion of x in x 0.442 * [taylor]: Taking taylor expansion of 9.0 in x 0.442 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.442 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.442 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.442 * [taylor]: Taking taylor expansion of y in x 0.442 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.442 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.442 * [taylor]: Taking taylor expansion of 9.0 in y 0.442 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.442 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.442 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.442 * [taylor]: Taking taylor expansion of 1.0 in y 0.442 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.442 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.442 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.442 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.442 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.443 * [taylor]: Taking taylor expansion of 4.0 in y 0.443 * [taylor]: Taking taylor expansion of (log x) in y 0.443 * [taylor]: Taking taylor expansion of x in y 0.443 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.443 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.443 * [taylor]: Taking taylor expansion of y in y 0.447 * [taylor]: Taking taylor expansion of 0 in y 0.454 * [taylor]: Taking taylor expansion of 0 in y 0.463 * [taylor]: Taking taylor expansion of 0 in y 0.476 * [taylor]: Taking taylor expansion of 0 in y 0.493 * [taylor]: Taking taylor expansion of 0 in y 0.527 * [taylor]: Taking taylor expansion of 0 in y 0.576 * [taylor]: Taking taylor expansion of 0 in y 0.577 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.577 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.577 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.577 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 0.577 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 0.577 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 0.577 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 0.577 * [taylor]: Taking taylor expansion of 4.0 in y 0.577 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 0.577 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.577 * [taylor]: Taking taylor expansion of -1 in y 0.577 * [taylor]: Taking taylor expansion of x in y 0.577 * [taylor]: Taking taylor expansion of 9.0 in y 0.577 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.577 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.577 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.577 * [taylor]: Taking taylor expansion of y in y 0.578 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.578 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.578 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.578 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.578 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.578 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.578 * [taylor]: Taking taylor expansion of 4.0 in x 0.578 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.578 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.578 * [taylor]: Taking taylor expansion of -1 in x 0.578 * [taylor]: Taking taylor expansion of x in x 0.580 * [taylor]: Taking taylor expansion of 9.0 in x 0.580 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.580 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.580 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.580 * [taylor]: Taking taylor expansion of y in x 0.580 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.580 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.580 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.580 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.580 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.580 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.580 * [taylor]: Taking taylor expansion of 4.0 in x 0.580 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.580 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.580 * [taylor]: Taking taylor expansion of -1 in x 0.580 * [taylor]: Taking taylor expansion of x in x 0.582 * [taylor]: Taking taylor expansion of 9.0 in x 0.582 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.582 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.582 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.582 * [taylor]: Taking taylor expansion of y in x 0.583 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 0.583 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 0.583 * [taylor]: Taking taylor expansion of 9.0 in y 0.583 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 0.583 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 0.583 * [taylor]: Taking taylor expansion of 4.0 in y 0.583 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 0.583 * [taylor]: Taking taylor expansion of (log -1) in y 0.583 * [taylor]: Taking taylor expansion of -1 in y 0.584 * [taylor]: Taking taylor expansion of (log x) in y 0.584 * [taylor]: Taking taylor expansion of x in y 0.585 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.585 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.585 * [taylor]: Taking taylor expansion of y in y 0.590 * [taylor]: Taking taylor expansion of 0 in y 0.599 * [taylor]: Taking taylor expansion of 0 in y 0.610 * [taylor]: Taking taylor expansion of 0 in y 0.624 * [taylor]: Taking taylor expansion of 0 in y 0.645 * [taylor]: Taking taylor expansion of 0 in y 0.682 * [taylor]: Taking taylor expansion of 0 in y 0.726 * [taylor]: Taking taylor expansion of 0 in y 0.727 * * * [progress]: simplifying candidates 0.727 * [simplify]: Simplifying using # : (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (exp (* 4.0 (- (log -1) (log (/ -1 x)))))) (pow y 4)) 0.735 * * [simplify]: iteration 0 : 56 enodes (cost 77 ) 0.737 * * [simplify]: iteration 1 : 134 enodes (cost 68 ) 0.741 * * [simplify]: iteration 2 : 470 enodes (cost 68 ) 0.751 * * [simplify]: iteration 3 : 2003 enodes (cost 63 ) 0.813 * * [simplify]: iteration 4 : 5002 enodes (cost 63 ) 0.814 * [simplify]: Simplified to: (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (fma (pow x 4.0) 9.0 (- (pow y 4))) 0.815 * * * [progress]: adding candidates to table 0.848 * * [progress]: iteration 3 / 4 0.848 * * * [progress]: picking best candidate 0.851 * * * * [pick]: Picked # 0.851 * * * [progress]: localizing error 0.866 * * * [progress]: generating rewritten candidates 0.866 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.866 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.868 * * * [progress]: generating series expansions 0.868 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.869 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.869 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.869 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.869 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.869 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.869 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.869 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.869 * [taylor]: Taking taylor expansion of 4.0 in y 0.869 * [taylor]: Taking taylor expansion of (log x) in y 0.869 * [taylor]: Taking taylor expansion of x in y 0.869 * [taylor]: Taking taylor expansion of 9.0 in y 0.869 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.869 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.869 * [taylor]: Taking taylor expansion of y in y 0.869 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.869 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.869 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.869 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.869 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.869 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.869 * [taylor]: Taking taylor expansion of 4.0 in x 0.869 * [taylor]: Taking taylor expansion of (log x) in x 0.869 * [taylor]: Taking taylor expansion of x in x 0.870 * [taylor]: Taking taylor expansion of 9.0 in x 0.870 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.870 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.870 * [taylor]: Taking taylor expansion of y in x 0.870 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.870 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.870 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.870 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.870 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.870 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.870 * [taylor]: Taking taylor expansion of 4.0 in x 0.870 * [taylor]: Taking taylor expansion of (log x) in x 0.870 * [taylor]: Taking taylor expansion of x in x 0.871 * [taylor]: Taking taylor expansion of 9.0 in x 0.871 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.871 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.871 * [taylor]: Taking taylor expansion of y in x 0.871 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.872 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.872 * [taylor]: Taking taylor expansion of 9.0 in y 0.872 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.872 * [taylor]: Taking taylor expansion of x in y 0.872 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.872 * [taylor]: Taking taylor expansion of y in y 0.875 * [taylor]: Taking taylor expansion of 0 in y 0.880 * [taylor]: Taking taylor expansion of 0 in y 0.891 * [taylor]: Taking taylor expansion of 0 in y 0.891 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.891 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.891 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.891 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.892 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.892 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.892 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.892 * [taylor]: Taking taylor expansion of 4.0 in y 0.892 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.892 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.892 * [taylor]: Taking taylor expansion of x in y 0.892 * [taylor]: Taking taylor expansion of 9.0 in y 0.892 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.892 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.892 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.892 * [taylor]: Taking taylor expansion of y in y 0.893 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.893 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.893 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.893 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.893 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.893 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.893 * [taylor]: Taking taylor expansion of 4.0 in x 0.893 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.893 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.893 * [taylor]: Taking taylor expansion of x in x 0.894 * [taylor]: Taking taylor expansion of 9.0 in x 0.894 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.894 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.894 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.894 * [taylor]: Taking taylor expansion of y in x 0.894 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.894 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.894 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.894 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.894 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.894 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.894 * [taylor]: Taking taylor expansion of 4.0 in x 0.894 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.894 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.894 * [taylor]: Taking taylor expansion of x in x 0.895 * [taylor]: Taking taylor expansion of 9.0 in x 0.895 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.895 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.895 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.895 * [taylor]: Taking taylor expansion of y in x 0.896 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.896 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.896 * [taylor]: Taking taylor expansion of 9.0 in y 0.896 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.896 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.896 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.896 * [taylor]: Taking taylor expansion of 1.0 in y 0.896 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.896 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.896 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.896 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.896 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.896 * [taylor]: Taking taylor expansion of 4.0 in y 0.896 * [taylor]: Taking taylor expansion of (log x) in y 0.896 * [taylor]: Taking taylor expansion of x in y 0.896 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.896 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.896 * [taylor]: Taking taylor expansion of y in y 0.901 * [taylor]: Taking taylor expansion of 0 in y 0.907 * [taylor]: Taking taylor expansion of 0 in y 0.917 * [taylor]: Taking taylor expansion of 0 in y 0.929 * [taylor]: Taking taylor expansion of 0 in y 0.946 * [taylor]: Taking taylor expansion of 0 in y 0.981 * [taylor]: Taking taylor expansion of 0 in y 1.024 * [taylor]: Taking taylor expansion of 0 in y 1.025 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.025 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.025 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.025 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.025 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.025 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.025 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.025 * [taylor]: Taking taylor expansion of 4.0 in y 1.025 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.025 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.025 * [taylor]: Taking taylor expansion of -1 in y 1.025 * [taylor]: Taking taylor expansion of x in y 1.025 * [taylor]: Taking taylor expansion of 9.0 in y 1.025 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.025 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.025 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.025 * [taylor]: Taking taylor expansion of y in y 1.026 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.026 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.026 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.026 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.026 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.026 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.026 * [taylor]: Taking taylor expansion of 4.0 in x 1.026 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.026 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.026 * [taylor]: Taking taylor expansion of -1 in x 1.026 * [taylor]: Taking taylor expansion of x in x 1.028 * [taylor]: Taking taylor expansion of 9.0 in x 1.028 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.028 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.028 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.028 * [taylor]: Taking taylor expansion of y in x 1.028 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.028 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.028 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.028 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.028 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.028 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.028 * [taylor]: Taking taylor expansion of 4.0 in x 1.028 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.028 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.028 * [taylor]: Taking taylor expansion of -1 in x 1.028 * [taylor]: Taking taylor expansion of x in x 1.030 * [taylor]: Taking taylor expansion of 9.0 in x 1.030 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.030 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.030 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.030 * [taylor]: Taking taylor expansion of y in x 1.031 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.031 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.031 * [taylor]: Taking taylor expansion of 9.0 in y 1.031 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.031 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.031 * [taylor]: Taking taylor expansion of 4.0 in y 1.031 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.031 * [taylor]: Taking taylor expansion of (log -1) in y 1.031 * [taylor]: Taking taylor expansion of -1 in y 1.032 * [taylor]: Taking taylor expansion of (log x) in y 1.032 * [taylor]: Taking taylor expansion of x in y 1.032 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.032 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.033 * [taylor]: Taking taylor expansion of y in y 1.043 * [taylor]: Taking taylor expansion of 0 in y 1.050 * [taylor]: Taking taylor expansion of 0 in y 1.060 * [taylor]: Taking taylor expansion of 0 in y 1.075 * [taylor]: Taking taylor expansion of 0 in y 1.094 * [taylor]: Taking taylor expansion of 0 in y 1.130 * [taylor]: Taking taylor expansion of 0 in y 1.173 * [taylor]: Taking taylor expansion of 0 in y 1.173 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.174 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 1.174 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 1.174 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.174 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 1.174 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.174 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.174 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.174 * [taylor]: Taking taylor expansion of 4.0 in y 1.174 * [taylor]: Taking taylor expansion of (log x) in y 1.174 * [taylor]: Taking taylor expansion of x in y 1.174 * [taylor]: Taking taylor expansion of 9.0 in y 1.174 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.174 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.174 * [taylor]: Taking taylor expansion of y in y 1.174 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.174 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.174 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.174 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.174 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.174 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.174 * [taylor]: Taking taylor expansion of 4.0 in x 1.174 * [taylor]: Taking taylor expansion of (log x) in x 1.174 * [taylor]: Taking taylor expansion of x in x 1.175 * [taylor]: Taking taylor expansion of 9.0 in x 1.175 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.175 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.175 * [taylor]: Taking taylor expansion of y in x 1.175 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.175 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.175 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.175 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.175 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.175 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.175 * [taylor]: Taking taylor expansion of 4.0 in x 1.175 * [taylor]: Taking taylor expansion of (log x) in x 1.175 * [taylor]: Taking taylor expansion of x in x 1.176 * [taylor]: Taking taylor expansion of 9.0 in x 1.176 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.176 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.176 * [taylor]: Taking taylor expansion of y in x 1.176 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.177 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.177 * [taylor]: Taking taylor expansion of 9.0 in y 1.177 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.177 * [taylor]: Taking taylor expansion of x in y 1.177 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.177 * [taylor]: Taking taylor expansion of y in y 1.180 * [taylor]: Taking taylor expansion of 0 in y 1.185 * [taylor]: Taking taylor expansion of 0 in y 1.197 * [taylor]: Taking taylor expansion of 0 in y 1.198 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.198 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.198 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.198 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 1.198 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 1.198 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 1.198 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 1.198 * [taylor]: Taking taylor expansion of 4.0 in y 1.198 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 1.198 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.198 * [taylor]: Taking taylor expansion of x in y 1.198 * [taylor]: Taking taylor expansion of 9.0 in y 1.198 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.198 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.198 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.198 * [taylor]: Taking taylor expansion of y in y 1.199 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.199 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.199 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.199 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.199 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.199 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.199 * [taylor]: Taking taylor expansion of 4.0 in x 1.199 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.199 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.199 * [taylor]: Taking taylor expansion of x in x 1.200 * [taylor]: Taking taylor expansion of 9.0 in x 1.200 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.200 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.200 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.200 * [taylor]: Taking taylor expansion of y in x 1.200 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.200 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.201 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.201 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.201 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.201 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.201 * [taylor]: Taking taylor expansion of 4.0 in x 1.201 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.201 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.201 * [taylor]: Taking taylor expansion of x in x 1.201 * [taylor]: Taking taylor expansion of 9.0 in x 1.201 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.201 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.202 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.202 * [taylor]: Taking taylor expansion of y in x 1.202 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.202 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.202 * [taylor]: Taking taylor expansion of 9.0 in y 1.202 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.202 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.202 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.202 * [taylor]: Taking taylor expansion of 1.0 in y 1.202 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.202 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.202 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.202 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.202 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.202 * [taylor]: Taking taylor expansion of 4.0 in y 1.202 * [taylor]: Taking taylor expansion of (log x) in y 1.202 * [taylor]: Taking taylor expansion of x in y 1.203 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.203 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.203 * [taylor]: Taking taylor expansion of y in y 1.207 * [taylor]: Taking taylor expansion of 0 in y 1.214 * [taylor]: Taking taylor expansion of 0 in y 1.223 * [taylor]: Taking taylor expansion of 0 in y 1.236 * [taylor]: Taking taylor expansion of 0 in y 1.254 * [taylor]: Taking taylor expansion of 0 in y 1.289 * [taylor]: Taking taylor expansion of 0 in y 1.333 * [taylor]: Taking taylor expansion of 0 in y 1.334 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.334 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.334 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.334 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.334 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.334 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.334 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.334 * [taylor]: Taking taylor expansion of 4.0 in y 1.334 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.334 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.334 * [taylor]: Taking taylor expansion of -1 in y 1.334 * [taylor]: Taking taylor expansion of x in y 1.335 * [taylor]: Taking taylor expansion of 9.0 in y 1.335 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.335 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.335 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.335 * [taylor]: Taking taylor expansion of y in y 1.335 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.335 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.335 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.335 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.335 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.335 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.336 * [taylor]: Taking taylor expansion of 4.0 in x 1.336 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.336 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.336 * [taylor]: Taking taylor expansion of -1 in x 1.336 * [taylor]: Taking taylor expansion of x in x 1.337 * [taylor]: Taking taylor expansion of 9.0 in x 1.337 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.337 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.337 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.337 * [taylor]: Taking taylor expansion of y in x 1.338 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.338 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.338 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.338 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.338 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.338 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.338 * [taylor]: Taking taylor expansion of 4.0 in x 1.338 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.338 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.338 * [taylor]: Taking taylor expansion of -1 in x 1.338 * [taylor]: Taking taylor expansion of x in x 1.339 * [taylor]: Taking taylor expansion of 9.0 in x 1.339 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.339 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.339 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.339 * [taylor]: Taking taylor expansion of y in x 1.341 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.341 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.341 * [taylor]: Taking taylor expansion of 9.0 in y 1.341 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.341 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.341 * [taylor]: Taking taylor expansion of 4.0 in y 1.341 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.341 * [taylor]: Taking taylor expansion of (log -1) in y 1.341 * [taylor]: Taking taylor expansion of -1 in y 1.341 * [taylor]: Taking taylor expansion of (log x) in y 1.341 * [taylor]: Taking taylor expansion of x in y 1.342 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.342 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.342 * [taylor]: Taking taylor expansion of y in y 1.347 * [taylor]: Taking taylor expansion of 0 in y 1.361 * [taylor]: Taking taylor expansion of 0 in y 1.371 * [taylor]: Taking taylor expansion of 0 in y 1.385 * [taylor]: Taking taylor expansion of 0 in y 1.405 * [taylor]: Taking taylor expansion of 0 in y 1.442 * [taylor]: Taking taylor expansion of 0 in y 1.486 * [taylor]: Taking taylor expansion of 0 in y 1.487 * * * [progress]: simplifying candidates 1.488 * [simplify]: Simplifying using # : (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (expm1 (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (log1p (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (log (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (exp (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (pow (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) 3)) (cbrt (pow (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow 1 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)))) (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (pow (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) 3)) (cbrt (pow (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow 1 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt 1) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) (/ 3 2))) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) (/ 3 2))) (* (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)))) (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (* (* (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (sqrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (sqrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (exp (* 4.0 (- (log -1) (log (/ -1 x)))))) (pow y 4)) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (exp (* 4.0 (- (log -1) (log (/ -1 x)))))) (pow y 4)) 1.492 * * [simplify]: iteration 0 : 112 enodes (cost 265 ) 1.495 * * [simplify]: iteration 1 : 337 enodes (cost 265 ) 1.501 * * [simplify]: iteration 2 : 1261 enodes (cost 265 ) 1.533 * * [simplify]: iteration 3 : 5001 enodes (cost 255 ) 1.535 * [simplify]: Simplified to: (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 1 (fma (pow x 4.0) 9.0 (- (pow y 4))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 1 (fma (pow x 4.0) 9.0 (- (pow y 4))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) 1 (fma (pow x 4.0) 9.0 (- (pow y 4))) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3/2)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3/2)) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (fma (pow x 4.0) 9.0 (- (pow y 4))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (fma (pow x 4.0) 9.0 (- (pow y 4))) 1.535 * * * [progress]: adding candidates to table 1.638 * [progress]: [Phase 3 of 3] Extracting. 1.641 * [simplify]: Simplifying using # : (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (* y y) (- 2.0))) 1.641 * * [simplify]: iteration 0 : 20 enodes (cost 10 ) 1.642 * * [simplify]: iteration 1 : 24 enodes (cost 10 ) 1.642 * * [simplify]: iteration 2 : 28 enodes (cost 10 ) 1.642 * * [simplify]: iteration 3 : 28 enodes (cost 10 ) 1.642 * [simplify]: Simplified to: (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (* y y) (- 2.0))) 2.301 * [regime-testing]: End program error score: 51.99999982801125