13.608 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.029 * * * [progress]: [2/2] Setting up program. 0.031 * [progress]: [Phase 2 of 3] Improving. 0.031 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.034 * * [simplify]: iteration 0 : 25 enodes (cost 7 ) 0.035 * * [simplify]: iteration 1 : 61 enodes (cost 7 ) 0.037 * * [simplify]: iteration 2 : 171 enodes (cost 7 ) 0.040 * * [simplify]: iteration 3 : 368 enodes (cost 7 ) 0.046 * * [simplify]: iteration 4 : 849 enodes (cost 6 ) 0.063 * * [simplify]: iteration 5 : 2639 enodes (cost 6 ) 0.112 * * [simplify]: iteration 6 : 5001 enodes (cost 6 ) 0.112 * [simplify]: Simplified to: (- (fma (pow x 4.0) 9.0 (* 2.0 (* y y))) (pow y 4)) 0.115 * * [progress]: iteration 1 / 4 0.115 * * * [progress]: picking best candidate 0.117 * * * * [pick]: Picked # 0.117 * * * [progress]: localizing error 0.126 * * * [progress]: generating rewritten candidates 0.126 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.132 * * * [progress]: generating series expansions 0.132 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.132 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.132 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.132 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.132 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.132 * [taylor]: Taking taylor expansion of 2.0 in y 0.132 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.132 * [taylor]: Taking taylor expansion of y in y 0.133 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.133 * [taylor]: Taking taylor expansion of 9.0 in y 0.133 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.133 * [taylor]: Taking taylor expansion of x in y 0.133 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.133 * [taylor]: Taking taylor expansion of y in y 0.133 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.133 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.133 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.133 * [taylor]: Taking taylor expansion of 2.0 in x 0.133 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.133 * [taylor]: Taking taylor expansion of y in x 0.133 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.133 * [taylor]: Taking taylor expansion of 9.0 in x 0.133 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.133 * [taylor]: Taking taylor expansion of x in x 0.133 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.133 * [taylor]: Taking taylor expansion of y in x 0.133 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.133 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.133 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.133 * [taylor]: Taking taylor expansion of 2.0 in x 0.133 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.133 * [taylor]: Taking taylor expansion of y in x 0.133 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.133 * [taylor]: Taking taylor expansion of 9.0 in x 0.133 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.133 * [taylor]: Taking taylor expansion of x in x 0.133 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.133 * [taylor]: Taking taylor expansion of y in x 0.133 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.134 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.134 * [taylor]: Taking taylor expansion of 2.0 in y 0.134 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.134 * [taylor]: Taking taylor expansion of y in y 0.134 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.134 * [taylor]: Taking taylor expansion of y in y 0.135 * [taylor]: Taking taylor expansion of 0 in y 0.137 * [taylor]: Taking taylor expansion of 0 in y 0.141 * [taylor]: Taking taylor expansion of 0 in y 0.147 * [taylor]: Taking taylor expansion of 9.0 in y 0.150 * [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 0.150 * [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 0.150 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.150 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.150 * [taylor]: Taking taylor expansion of 9.0 in y 0.150 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.150 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.150 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.150 * [taylor]: Taking taylor expansion of 1.0 in y 0.150 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.150 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.150 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.150 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.150 * [taylor]: Taking taylor expansion of 4.0 in y 0.150 * [taylor]: Taking taylor expansion of (log x) in y 0.150 * [taylor]: Taking taylor expansion of x in y 0.151 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.151 * [taylor]: Taking taylor expansion of 2.0 in y 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.151 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.151 * [taylor]: Taking taylor expansion of y in y 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 0.152 * [taylor]: Taking taylor expansion of 4.0 in x 0.152 * [taylor]: Taking taylor expansion of (log x) in x 0.152 * [taylor]: Taking taylor expansion of x in x 0.153 * [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 0.154 * [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 0.154 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.154 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.154 * [taylor]: Taking taylor expansion of 9.0 in x 0.154 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.154 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.154 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.154 * [taylor]: Taking taylor expansion of 1.0 in x 0.154 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.154 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.154 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.154 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.154 * [taylor]: Taking taylor expansion of 4.0 in x 0.154 * [taylor]: Taking taylor expansion of (log x) in x 0.154 * [taylor]: Taking taylor expansion of x in x 0.155 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.155 * [taylor]: Taking taylor expansion of 2.0 in x 0.155 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.155 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.155 * [taylor]: Taking taylor expansion of y in x 0.155 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.155 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.156 * [taylor]: Taking taylor expansion of y in x 0.157 * [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 0.157 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.157 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.157 * [taylor]: Taking taylor expansion of 9.0 in y 0.157 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.157 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.157 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.157 * [taylor]: Taking taylor expansion of 1.0 in y 0.157 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.157 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.157 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.157 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.157 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.157 * [taylor]: Taking taylor expansion of 4.0 in y 0.157 * [taylor]: Taking taylor expansion of (log x) in y 0.157 * [taylor]: Taking taylor expansion of x in y 0.158 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.158 * [taylor]: Taking taylor expansion of 2.0 in y 0.158 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.158 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.158 * [taylor]: Taking taylor expansion of y in y 0.158 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.158 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.158 * [taylor]: Taking taylor expansion of y in y 0.170 * [taylor]: Taking taylor expansion of 0 in y 0.181 * [taylor]: Taking taylor expansion of 0 in y 0.197 * [taylor]: Taking taylor expansion of 0 in y 0.220 * [taylor]: Taking taylor expansion of 0 in y 0.225 * [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 0.225 * [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 y 0.225 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.225 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.225 * [taylor]: Taking taylor expansion of 9.0 in y 0.225 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.225 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.225 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.225 * [taylor]: Taking taylor expansion of 1.0 in y 0.225 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.225 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.225 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.225 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.225 * [taylor]: Taking taylor expansion of 4.0 in y 0.225 * [taylor]: Taking taylor expansion of (log x) in y 0.225 * [taylor]: Taking taylor expansion of x in y 0.226 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.226 * [taylor]: Taking taylor expansion of 2.0 in y 0.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.226 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.226 * [taylor]: Taking taylor expansion of y in y 0.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.226 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.226 * [taylor]: Taking taylor expansion of y in y 0.227 * [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 0.227 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.227 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.227 * [taylor]: Taking taylor expansion of 9.0 in x 0.227 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.227 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.227 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.227 * [taylor]: Taking taylor expansion of 1.0 in x 0.227 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.227 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.227 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.227 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.227 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.227 * [taylor]: Taking taylor expansion of 4.0 in x 0.227 * [taylor]: Taking taylor expansion of (log x) in x 0.227 * [taylor]: Taking taylor expansion of x in x 0.228 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.228 * [taylor]: Taking taylor expansion of 2.0 in x 0.228 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.228 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.228 * [taylor]: Taking taylor expansion of y in x 0.228 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.228 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.228 * [taylor]: Taking taylor expansion of y in x 0.229 * [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 0.229 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.229 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.229 * [taylor]: Taking taylor expansion of 9.0 in x 0.229 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.229 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.229 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.229 * [taylor]: Taking taylor expansion of 1.0 in x 0.229 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.229 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.229 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.229 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.229 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.229 * [taylor]: Taking taylor expansion of 4.0 in x 0.229 * [taylor]: Taking taylor expansion of (log x) in x 0.229 * [taylor]: Taking taylor expansion of x in x 0.230 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.230 * [taylor]: Taking taylor expansion of 2.0 in x 0.230 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.230 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.230 * [taylor]: Taking taylor expansion of y in x 0.230 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.230 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.230 * [taylor]: Taking taylor expansion of y in x 0.231 * [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 0.231 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.231 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.231 * [taylor]: Taking taylor expansion of 9.0 in y 0.231 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.231 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.231 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.231 * [taylor]: Taking taylor expansion of 1.0 in y 0.231 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.231 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.231 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.231 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.231 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.231 * [taylor]: Taking taylor expansion of 4.0 in y 0.232 * [taylor]: Taking taylor expansion of (log x) in y 0.232 * [taylor]: Taking taylor expansion of x in y 0.232 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.232 * [taylor]: Taking taylor expansion of 2.0 in y 0.232 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.232 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.232 * [taylor]: Taking taylor expansion of y in y 0.233 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.233 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.233 * [taylor]: Taking taylor expansion of y in y 0.239 * [taylor]: Taking taylor expansion of 0 in y 0.255 * [taylor]: Taking taylor expansion of 0 in y 0.272 * [taylor]: Taking taylor expansion of 0 in y 0.296 * [taylor]: Taking taylor expansion of 0 in y 0.301 * * * [progress]: simplifying candidates 0.301 * [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)) 0.306 * * [simplify]: iteration 0 : 244 enodes (cost 283 ) 0.311 * * [simplify]: iteration 1 : 933 enodes (cost 242 ) 0.333 * * [simplify]: iteration 2 : 5001 enodes (cost 236 ) 0.334 * [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))) 0.334 * * * [progress]: adding candidates to table 0.405 * * [progress]: iteration 2 / 4 0.405 * * * [progress]: picking best candidate 0.407 * * * * [pick]: Picked # 0.408 * * * [progress]: localizing error 0.420 * * * [progress]: generating rewritten candidates 0.420 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.420 * * * [progress]: generating series expansions 0.420 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.420 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.421 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.421 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.421 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.421 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.421 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.421 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.421 * [taylor]: Taking taylor expansion of 4.0 in y 0.421 * [taylor]: Taking taylor expansion of (log x) in y 0.421 * [taylor]: Taking taylor expansion of x in y 0.421 * [taylor]: Taking taylor expansion of 9.0 in y 0.421 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.421 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.421 * [taylor]: Taking taylor expansion of y in y 0.421 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.421 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.421 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.421 * [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 0.422 * [taylor]: Taking taylor expansion of 9.0 in x 0.422 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.422 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.422 * [taylor]: Taking taylor expansion of y in x 0.422 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.422 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.422 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.422 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.422 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.422 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.422 * [taylor]: Taking taylor expansion of 4.0 in x 0.422 * [taylor]: Taking taylor expansion of (log x) in x 0.422 * [taylor]: Taking taylor expansion of x in x 0.423 * [taylor]: Taking taylor expansion of 9.0 in x 0.423 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.423 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.423 * [taylor]: Taking taylor expansion of y in x 0.423 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.423 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.423 * [taylor]: Taking taylor expansion of 9.0 in y 0.423 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.423 * [taylor]: Taking taylor expansion of x in y 0.423 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.423 * [taylor]: Taking taylor expansion of y in y 0.426 * [taylor]: Taking taylor expansion of 0 in y 0.436 * [taylor]: Taking taylor expansion of 0 in y 0.444 * [taylor]: Taking taylor expansion of 0 in y 0.444 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.444 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.444 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.444 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.444 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.444 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.444 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.444 * [taylor]: Taking taylor expansion of 4.0 in y 0.444 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.444 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.444 * [taylor]: Taking taylor expansion of x in y 0.444 * [taylor]: Taking taylor expansion of 9.0 in y 0.444 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.444 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.444 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.445 * [taylor]: Taking taylor expansion of y in y 0.445 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.445 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.445 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.445 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.445 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.445 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.445 * [taylor]: Taking taylor expansion of 4.0 in x 0.445 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.446 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.446 * [taylor]: Taking taylor expansion of x in x 0.446 * [taylor]: Taking taylor expansion of 9.0 in x 0.446 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.446 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.446 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.446 * [taylor]: Taking taylor expansion of y in x 0.447 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.447 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.447 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.447 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.447 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.447 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.447 * [taylor]: Taking taylor expansion of 4.0 in x 0.447 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.447 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.447 * [taylor]: Taking taylor expansion of x in x 0.448 * [taylor]: Taking taylor expansion of 9.0 in x 0.448 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.448 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.448 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.448 * [taylor]: Taking taylor expansion of y in x 0.448 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.448 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.448 * [taylor]: Taking taylor expansion of 9.0 in y 0.448 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.448 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.448 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.448 * [taylor]: Taking taylor expansion of 1.0 in y 0.449 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.449 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.449 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.449 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.449 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.449 * [taylor]: Taking taylor expansion of 4.0 in y 0.449 * [taylor]: Taking taylor expansion of (log x) in y 0.449 * [taylor]: Taking taylor expansion of x in y 0.449 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.449 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.449 * [taylor]: Taking taylor expansion of y in y 0.454 * [taylor]: Taking taylor expansion of 0 in y 0.461 * [taylor]: Taking taylor expansion of 0 in y 0.470 * [taylor]: Taking taylor expansion of 0 in y 0.483 * [taylor]: Taking taylor expansion of 0 in y 0.502 * [taylor]: Taking taylor expansion of 0 in y 0.536 * [taylor]: Taking taylor expansion of 0 in y 0.579 * [taylor]: Taking taylor expansion of 0 in y 0.579 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.579 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.579 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.579 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 0.579 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 0.580 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 0.580 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 0.580 * [taylor]: Taking taylor expansion of 4.0 in y 0.580 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 0.580 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.580 * [taylor]: Taking taylor expansion of -1 in y 0.580 * [taylor]: Taking taylor expansion of x in y 0.580 * [taylor]: Taking taylor expansion of 9.0 in y 0.580 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.580 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.580 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.580 * [taylor]: Taking taylor expansion of y in y 0.581 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.581 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.581 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.581 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.581 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.581 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.581 * [taylor]: Taking taylor expansion of 4.0 in x 0.581 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.581 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.581 * [taylor]: Taking taylor expansion of -1 in x 0.581 * [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 (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.583 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.583 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.583 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.583 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.583 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.583 * [taylor]: Taking taylor expansion of 4.0 in x 0.583 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.583 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.583 * [taylor]: Taking taylor expansion of -1 in x 0.583 * [taylor]: Taking taylor expansion of x in x 0.585 * [taylor]: Taking taylor expansion of 9.0 in x 0.585 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.585 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.585 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.585 * [taylor]: Taking taylor expansion of y in x 0.586 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 0.586 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 0.586 * [taylor]: Taking taylor expansion of 9.0 in y 0.586 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 0.586 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 0.586 * [taylor]: Taking taylor expansion of 4.0 in y 0.586 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 0.586 * [taylor]: Taking taylor expansion of (log -1) in y 0.586 * [taylor]: Taking taylor expansion of -1 in y 0.586 * [taylor]: Taking taylor expansion of (log x) in y 0.586 * [taylor]: Taking taylor expansion of x in y 0.587 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.587 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.587 * [taylor]: Taking taylor expansion of y in y 0.597 * [taylor]: Taking taylor expansion of 0 in y 0.605 * [taylor]: Taking taylor expansion of 0 in y 0.616 * [taylor]: Taking taylor expansion of 0 in y 0.630 * [taylor]: Taking taylor expansion of 0 in y 0.649 * [taylor]: Taking taylor expansion of 0 in y 0.685 * [taylor]: Taking taylor expansion of 0 in y 0.729 * [taylor]: Taking taylor expansion of 0 in y 0.730 * * * [progress]: simplifying candidates 0.730 * [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)) 0.733 * * [simplify]: iteration 0 : 56 enodes (cost 77 ) 0.735 * * [simplify]: iteration 1 : 134 enodes (cost 68 ) 0.738 * * [simplify]: iteration 2 : 470 enodes (cost 68 ) 0.747 * * [simplify]: iteration 3 : 2003 enodes (cost 63 ) 0.810 * * [simplify]: iteration 4 : 5002 enodes (cost 63 ) 0.811 * [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))) 0.811 * * * [progress]: adding candidates to table 0.850 * * [progress]: iteration 3 / 4 0.850 * * * [progress]: picking best candidate 0.853 * * * * [pick]: Picked # 0.853 * * * [progress]: localizing error 0.869 * * * [progress]: generating rewritten candidates 0.869 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.869 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.871 * * * [progress]: generating series expansions 0.871 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.872 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.872 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.872 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.872 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.872 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.872 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.872 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.872 * [taylor]: Taking taylor expansion of 4.0 in y 0.872 * [taylor]: Taking taylor expansion of (log x) in y 0.872 * [taylor]: Taking taylor expansion of x in y 0.872 * [taylor]: Taking taylor expansion of 9.0 in y 0.872 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.872 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.872 * [taylor]: Taking taylor expansion of y in y 0.872 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.872 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.872 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.872 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.872 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.872 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.872 * [taylor]: Taking taylor expansion of 4.0 in x 0.872 * [taylor]: Taking taylor expansion of (log x) in x 0.872 * [taylor]: Taking taylor expansion of x in x 0.873 * [taylor]: Taking taylor expansion of 9.0 in x 0.873 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.873 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.873 * [taylor]: Taking taylor expansion of y in x 0.873 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.873 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.873 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.873 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.873 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.873 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.873 * [taylor]: Taking taylor expansion of 4.0 in x 0.873 * [taylor]: Taking taylor expansion of (log x) in x 0.873 * [taylor]: Taking taylor expansion of x in x 0.874 * [taylor]: Taking taylor expansion of 9.0 in x 0.874 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.874 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.874 * [taylor]: Taking taylor expansion of y in x 0.874 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.874 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.874 * [taylor]: Taking taylor expansion of 9.0 in y 0.875 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.875 * [taylor]: Taking taylor expansion of x in y 0.875 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.875 * [taylor]: Taking taylor expansion of y in y 0.878 * [taylor]: Taking taylor expansion of 0 in y 0.883 * [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 0.892 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.892 * [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 0.897 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.897 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.897 * [taylor]: Taking taylor expansion of y in y 0.901 * [taylor]: Taking taylor expansion of 0 in y 0.912 * [taylor]: Taking taylor expansion of 0 in y 0.921 * [taylor]: Taking taylor expansion of 0 in y 0.934 * [taylor]: Taking taylor expansion of 0 in y 0.952 * [taylor]: Taking taylor expansion of 0 in y 0.987 * [taylor]: Taking taylor expansion of 0 in y 1.031 * [taylor]: Taking taylor expansion of 0 in y 1.032 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.032 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.032 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.032 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.032 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.032 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.032 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.032 * [taylor]: Taking taylor expansion of 4.0 in y 1.032 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.032 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.032 * [taylor]: Taking taylor expansion of -1 in y 1.032 * [taylor]: Taking taylor expansion of x in y 1.032 * [taylor]: Taking taylor expansion of 9.0 in y 1.032 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) 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 1.032 * [taylor]: Taking taylor expansion of y in y 1.033 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.033 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.033 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.033 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.033 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.033 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.033 * [taylor]: Taking taylor expansion of 4.0 in x 1.033 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.033 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.033 * [taylor]: Taking taylor expansion of -1 in x 1.033 * [taylor]: Taking taylor expansion of x in x 1.035 * [taylor]: Taking taylor expansion of 9.0 in x 1.035 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.035 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.035 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.035 * [taylor]: Taking taylor expansion of y in x 1.035 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.035 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.035 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.035 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.035 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.035 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.035 * [taylor]: Taking taylor expansion of 4.0 in x 1.035 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.035 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.035 * [taylor]: Taking taylor expansion of -1 in x 1.035 * [taylor]: Taking taylor expansion of x in x 1.037 * [taylor]: Taking taylor expansion of 9.0 in x 1.037 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.037 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.037 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.037 * [taylor]: Taking taylor expansion of y in x 1.038 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.038 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.038 * [taylor]: Taking taylor expansion of 9.0 in y 1.038 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.038 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.038 * [taylor]: Taking taylor expansion of 4.0 in y 1.038 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.038 * [taylor]: Taking taylor expansion of (log -1) in y 1.038 * [taylor]: Taking taylor expansion of -1 in y 1.039 * [taylor]: Taking taylor expansion of (log x) in y 1.039 * [taylor]: Taking taylor expansion of x in y 1.040 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.040 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.040 * [taylor]: Taking taylor expansion of y in y 1.045 * [taylor]: Taking taylor expansion of 0 in y 1.054 * [taylor]: Taking taylor expansion of 0 in y 1.069 * [taylor]: Taking taylor expansion of 0 in y 1.083 * [taylor]: Taking taylor expansion of 0 in y 1.103 * [taylor]: Taking taylor expansion of 0 in y 1.134 * [taylor]: Taking taylor expansion of 0 in y 1.183 * [taylor]: Taking taylor expansion of 0 in y 1.183 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.184 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 1.184 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 1.184 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.184 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 1.184 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.184 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.184 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.184 * [taylor]: Taking taylor expansion of 4.0 in y 1.184 * [taylor]: Taking taylor expansion of (log x) in y 1.184 * [taylor]: Taking taylor expansion of x in y 1.184 * [taylor]: Taking taylor expansion of 9.0 in y 1.184 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.184 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.184 * [taylor]: Taking taylor expansion of y in y 1.184 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.184 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.184 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.184 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.184 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.184 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.184 * [taylor]: Taking taylor expansion of 4.0 in x 1.184 * [taylor]: Taking taylor expansion of (log x) in x 1.184 * [taylor]: Taking taylor expansion of x in x 1.185 * [taylor]: Taking taylor expansion of 9.0 in x 1.185 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.185 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.185 * [taylor]: Taking taylor expansion of y in x 1.185 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.185 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.185 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.185 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.185 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.185 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.185 * [taylor]: Taking taylor expansion of 4.0 in x 1.185 * [taylor]: Taking taylor expansion of (log x) in x 1.185 * [taylor]: Taking taylor expansion of x in x 1.186 * [taylor]: Taking taylor expansion of 9.0 in x 1.186 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.186 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.186 * [taylor]: Taking taylor expansion of y in x 1.186 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.186 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.186 * [taylor]: Taking taylor expansion of 9.0 in y 1.186 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.186 * [taylor]: Taking taylor expansion of x in y 1.186 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.186 * [taylor]: Taking taylor expansion of y in y 1.189 * [taylor]: Taking taylor expansion of 0 in y 1.194 * [taylor]: Taking taylor expansion of 0 in y 1.202 * [taylor]: Taking taylor expansion of 0 in y 1.203 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.203 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.203 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.203 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 1.203 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 1.203 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 1.203 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 1.203 * [taylor]: Taking taylor expansion of 4.0 in y 1.203 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 1.203 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.203 * [taylor]: Taking taylor expansion of x in y 1.203 * [taylor]: Taking taylor expansion of 9.0 in y 1.203 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) 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 1.204 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.204 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.204 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.204 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.204 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.204 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.204 * [taylor]: Taking taylor expansion of 4.0 in x 1.204 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.204 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.204 * [taylor]: Taking taylor expansion of x in x 1.205 * [taylor]: Taking taylor expansion of 9.0 in x 1.205 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.205 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.205 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.205 * [taylor]: Taking taylor expansion of y in x 1.205 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.205 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.205 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.205 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.205 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.205 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.205 * [taylor]: Taking taylor expansion of 4.0 in x 1.205 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.205 * [taylor]: Taking taylor expansion of x in x 1.206 * [taylor]: Taking taylor expansion of 9.0 in x 1.206 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.206 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.206 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.206 * [taylor]: Taking taylor expansion of y in x 1.207 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.207 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.207 * [taylor]: Taking taylor expansion of 9.0 in y 1.207 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.207 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.207 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.207 * [taylor]: Taking taylor expansion of 1.0 in y 1.207 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.207 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.207 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.207 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.207 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.207 * [taylor]: Taking taylor expansion of 4.0 in y 1.207 * [taylor]: Taking taylor expansion of (log x) in y 1.207 * [taylor]: Taking taylor expansion of x in y 1.208 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.208 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.208 * [taylor]: Taking taylor expansion of y in y 1.212 * [taylor]: Taking taylor expansion of 0 in y 1.220 * [taylor]: Taking taylor expansion of 0 in y 1.234 * [taylor]: Taking taylor expansion of 0 in y 1.247 * [taylor]: Taking taylor expansion of 0 in y 1.265 * [taylor]: Taking taylor expansion of 0 in y 1.294 * [taylor]: Taking taylor expansion of 0 in y 1.343 * [taylor]: Taking taylor expansion of 0 in y 1.344 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.344 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.344 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.344 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.344 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.344 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.344 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.344 * [taylor]: Taking taylor expansion of 4.0 in y 1.344 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.344 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.344 * [taylor]: Taking taylor expansion of -1 in y 1.344 * [taylor]: Taking taylor expansion of x in y 1.345 * [taylor]: Taking taylor expansion of 9.0 in y 1.345 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.345 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.345 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.345 * [taylor]: Taking taylor expansion of y in y 1.345 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.345 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.346 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.346 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.346 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.346 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.346 * [taylor]: Taking taylor expansion of 4.0 in x 1.346 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.346 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.346 * [taylor]: Taking taylor expansion of -1 in x 1.346 * [taylor]: Taking taylor expansion of x in x 1.347 * [taylor]: Taking taylor expansion of 9.0 in x 1.347 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.347 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.347 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.347 * [taylor]: Taking taylor expansion of y in x 1.348 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.348 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.348 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.348 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.348 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.348 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.348 * [taylor]: Taking taylor expansion of 4.0 in x 1.348 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.348 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.348 * [taylor]: Taking taylor expansion of -1 in x 1.348 * [taylor]: Taking taylor expansion of x in x 1.349 * [taylor]: Taking taylor expansion of 9.0 in x 1.349 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.349 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.349 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.349 * [taylor]: Taking taylor expansion of y in x 1.350 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.351 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.351 * [taylor]: Taking taylor expansion of 9.0 in y 1.351 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.351 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.351 * [taylor]: Taking taylor expansion of 4.0 in y 1.351 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.351 * [taylor]: Taking taylor expansion of (log -1) in y 1.351 * [taylor]: Taking taylor expansion of -1 in y 1.351 * [taylor]: Taking taylor expansion of (log x) in y 1.351 * [taylor]: Taking taylor expansion of x in y 1.352 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.352 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.352 * [taylor]: Taking taylor expansion of y in y 1.357 * [taylor]: Taking taylor expansion of 0 in y 1.365 * [taylor]: Taking taylor expansion of 0 in y 1.375 * [taylor]: Taking taylor expansion of 0 in y 1.395 * [taylor]: Taking taylor expansion of 0 in y 1.415 * [taylor]: Taking taylor expansion of 0 in y 1.445 * [taylor]: Taking taylor expansion of 0 in y 1.494 * [taylor]: Taking taylor expansion of 0 in y 1.495 * * * [progress]: simplifying candidates 1.496 * [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)) 1.499 * * [simplify]: iteration 0 : 112 enodes (cost 265 ) 1.502 * * [simplify]: iteration 1 : 337 enodes (cost 265 ) 1.508 * * [simplify]: iteration 2 : 1261 enodes (cost 265 ) 1.538 * * [simplify]: iteration 3 : 5001 enodes (cost 255 ) 1.540 * [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))) 1.540 * * * [progress]: adding candidates to table 1.636 * [progress]: [Phase 3 of 3] Extracting. 1.639 * [simplify]: Simplifying using # : (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (- 2.0) (* y y))) 1.640 * * [simplify]: iteration 0 : 20 enodes (cost 10 ) 1.640 * * [simplify]: iteration 1 : 24 enodes (cost 10 ) 1.640 * * [simplify]: iteration 2 : 28 enodes (cost 10 ) 1.641 * * [simplify]: iteration 3 : 28 enodes (cost 10 ) 1.641 * [simplify]: Simplified to: (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (- 2.0) (* y y))) 2.606 * [regime-testing]: End program error score: 51.99999982801125