12.848 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.019 * * * [progress]: [2/2] Setting up program. 0.021 * [progress]: [Phase 2 of 3] Improving. 0.021 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.023 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.025 * * [simplify]: iteration 1 : 58 enodes (cost 7 ) 0.027 * * [simplify]: iteration 2 : 156 enodes (cost 7 ) 0.029 * * [simplify]: iteration 3 : 325 enodes (cost 7 ) 0.035 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.050 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.097 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.097 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.097 * * [progress]: iteration 1 / 4 0.097 * * * [progress]: picking best candidate 0.099 * * * * [pick]: Picked # 0.099 * * * [progress]: localizing error 0.107 * * * [progress]: generating rewritten candidates 0.107 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.112 * * * [progress]: generating series expansions 0.112 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.112 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.112 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.112 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.112 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.112 * [taylor]: Taking taylor expansion of 2.0 in y 0.113 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.113 * [taylor]: Taking taylor expansion of y in y 0.113 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.113 * [taylor]: Taking taylor expansion of 9.0 in y 0.113 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.113 * [taylor]: Taking taylor expansion of x in y 0.113 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.113 * [taylor]: Taking taylor expansion of y in y 0.113 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.113 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.113 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.113 * [taylor]: Taking taylor expansion of 2.0 in x 0.113 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.113 * [taylor]: Taking taylor expansion of y in x 0.113 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.113 * [taylor]: Taking taylor expansion of 9.0 in x 0.113 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.113 * [taylor]: Taking taylor expansion of x in x 0.113 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.113 * [taylor]: Taking taylor expansion of y in x 0.113 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.113 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.113 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.113 * [taylor]: Taking taylor expansion of 2.0 in x 0.113 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.113 * [taylor]: Taking taylor expansion of y in x 0.113 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.113 * [taylor]: Taking taylor expansion of 9.0 in x 0.113 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.113 * [taylor]: Taking taylor expansion of x in x 0.113 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.113 * [taylor]: Taking taylor expansion of y in x 0.114 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.114 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.114 * [taylor]: Taking taylor expansion of 2.0 in y 0.114 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.114 * [taylor]: Taking taylor expansion of y in y 0.114 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.114 * [taylor]: Taking taylor expansion of y in y 0.115 * [taylor]: Taking taylor expansion of 0 in y 0.117 * [taylor]: Taking taylor expansion of 0 in y 0.124 * [taylor]: Taking taylor expansion of 0 in y 0.130 * [taylor]: Taking taylor expansion of 9.0 in y 0.132 * [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 0.132 * [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 0.132 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.132 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.132 * [taylor]: Taking taylor expansion of 9.0 in y 0.132 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.132 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.132 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.132 * [taylor]: Taking taylor expansion of 1.0 in y 0.132 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.132 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.132 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.132 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.132 * [taylor]: Taking taylor expansion of 4.0 in y 0.132 * [taylor]: Taking taylor expansion of (log x) in y 0.132 * [taylor]: Taking taylor expansion of x in y 0.133 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.133 * [taylor]: Taking taylor expansion of 2.0 in y 0.133 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.133 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.133 * [taylor]: Taking taylor expansion of y in y 0.134 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.134 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.134 * [taylor]: Taking taylor expansion of y in y 0.134 * [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 0.134 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.134 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.134 * [taylor]: Taking taylor expansion of 9.0 in x 0.134 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.134 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.134 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.134 * [taylor]: Taking taylor expansion of 1.0 in x 0.134 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.134 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.134 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.134 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.135 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.135 * [taylor]: Taking taylor expansion of 4.0 in x 0.135 * [taylor]: Taking taylor expansion of (log x) in x 0.135 * [taylor]: Taking taylor expansion of x in x 0.136 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.136 * [taylor]: Taking taylor expansion of 2.0 in x 0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.136 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.136 * [taylor]: Taking taylor expansion of y in x 0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.136 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.136 * [taylor]: Taking taylor expansion of y in x 0.136 * [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 0.136 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.136 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.136 * [taylor]: Taking taylor expansion of 9.0 in x 0.136 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.136 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.136 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.136 * [taylor]: Taking taylor expansion of 1.0 in x 0.136 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.136 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.136 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.136 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.136 * [taylor]: Taking taylor expansion of 4.0 in x 0.136 * [taylor]: Taking taylor expansion of (log x) in x 0.136 * [taylor]: Taking taylor expansion of x in x 0.137 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.137 * [taylor]: Taking taylor expansion of 2.0 in x 0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.137 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.137 * [taylor]: Taking taylor expansion of y in x 0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.138 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.138 * [taylor]: Taking taylor expansion of y in x 0.139 * [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 0.139 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.139 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.139 * [taylor]: Taking taylor expansion of 9.0 in y 0.139 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.139 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.139 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.139 * [taylor]: Taking taylor expansion of 1.0 in y 0.139 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.139 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.139 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.139 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.139 * [taylor]: Taking taylor expansion of 4.0 in y 0.139 * [taylor]: Taking taylor expansion of (log x) in y 0.139 * [taylor]: Taking taylor expansion of x in y 0.140 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.140 * [taylor]: Taking taylor expansion of 2.0 in y 0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.140 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.140 * [taylor]: Taking taylor expansion of y in y 0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.140 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.140 * [taylor]: Taking taylor expansion of y in y 0.147 * [taylor]: Taking taylor expansion of 0 in y 0.157 * [taylor]: Taking taylor expansion of 0 in y 0.173 * [taylor]: Taking taylor expansion of 0 in y 0.195 * [taylor]: Taking taylor expansion of 0 in y 0.200 * [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 0.200 * [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 0.200 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.200 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.200 * [taylor]: Taking taylor expansion of 9.0 in y 0.200 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.200 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.200 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.200 * [taylor]: Taking taylor expansion of 1.0 in y 0.200 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.200 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.200 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.200 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.200 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.200 * [taylor]: Taking taylor expansion of 4.0 in y 0.200 * [taylor]: Taking taylor expansion of (log x) in y 0.200 * [taylor]: Taking taylor expansion of x in y 0.201 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.201 * [taylor]: Taking taylor expansion of 2.0 in y 0.201 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.201 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.201 * [taylor]: Taking taylor expansion of y in y 0.201 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.201 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.201 * [taylor]: Taking taylor expansion of y in y 0.202 * [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 0.202 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.202 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.202 * [taylor]: Taking taylor expansion of 9.0 in x 0.202 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.202 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.202 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.202 * [taylor]: Taking taylor expansion of 1.0 in x 0.202 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.202 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.202 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.202 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.202 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.202 * [taylor]: Taking taylor expansion of 4.0 in x 0.202 * [taylor]: Taking taylor expansion of (log x) in x 0.202 * [taylor]: Taking taylor expansion of x in x 0.203 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.203 * [taylor]: Taking taylor expansion of 2.0 in x 0.203 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.203 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.203 * [taylor]: Taking taylor expansion of y in x 0.203 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.203 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.203 * [taylor]: Taking taylor expansion of y in x 0.203 * [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 0.204 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.204 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.204 * [taylor]: Taking taylor expansion of 9.0 in x 0.204 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.204 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.204 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.204 * [taylor]: Taking taylor expansion of 1.0 in x 0.204 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.204 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.204 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.204 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.204 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.204 * [taylor]: Taking taylor expansion of 4.0 in x 0.204 * [taylor]: Taking taylor expansion of (log x) in x 0.204 * [taylor]: Taking taylor expansion of x in x 0.209 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.209 * [taylor]: Taking taylor expansion of 2.0 in x 0.209 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.209 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.209 * [taylor]: Taking taylor expansion of y in x 0.209 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.209 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.209 * [taylor]: Taking taylor expansion of y in x 0.211 * [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 0.211 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.211 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.211 * [taylor]: Taking taylor expansion of 9.0 in y 0.211 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.211 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.211 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.211 * [taylor]: Taking taylor expansion of 1.0 in y 0.211 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.211 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.211 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.211 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.211 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.211 * [taylor]: Taking taylor expansion of 4.0 in y 0.211 * [taylor]: Taking taylor expansion of (log x) in y 0.211 * [taylor]: Taking taylor expansion of x in y 0.211 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.212 * [taylor]: Taking taylor expansion of 2.0 in y 0.212 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.212 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.212 * [taylor]: Taking taylor expansion of y in y 0.212 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.212 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.212 * [taylor]: Taking taylor expansion of y in y 0.219 * [taylor]: Taking taylor expansion of 0 in y 0.229 * [taylor]: Taking taylor expansion of 0 in y 0.244 * [taylor]: Taking taylor expansion of 0 in y 0.267 * [taylor]: Taking taylor expansion of 0 in y 0.271 * * * [progress]: simplifying candidates 0.272 * [simplify]: Simplifying using # : (/ (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) (* y y))) (- (* 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)) (* (* 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)) 0.275 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.278 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.292 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.365 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.366 * [simplify]: Simplified to: (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)) (+ (* (* (* y y) (- (* y y) 2.0)) (+ (* (* y y) (- (* y y) 2.0)) (* 9.0 (pow x 4.0)))) (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0)))) (- (* 2.0 (pow y 2)) (pow y 4)) (+ (* (- (pow y 4)) (* (- (* y y) 2.0) (- (* y y) 2.0))) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (+ (* 9.0 (pow x 4.0)) (- (pow y 4))) (+ (* 9.0 (pow x 4.0)) (- (pow y 4))) (+ (* 9.0 (pow x 4.0)) (- (pow y 4))) (+ (* 9.0 (pow x 4.0)) (- (pow y 4))) (- (* 2.0 (pow y 2)) (pow y 4)) (- (+ (* 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)) 0.366 * * * [progress]: adding candidates to table 0.405 * * [progress]: iteration 2 / 4 0.405 * * * [progress]: picking best candidate 0.409 * * * * [pick]: Picked # 0.409 * * * [progress]: localizing error 0.421 * * * [progress]: generating rewritten candidates 0.421 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.428 * * * [progress]: generating series expansions 0.428 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.429 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.429 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.429 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.429 * [taylor]: Taking taylor expansion of 9.0 in y 0.429 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.429 * [taylor]: Taking taylor expansion of x in y 0.429 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.429 * [taylor]: Taking taylor expansion of y in y 0.429 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.429 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.429 * [taylor]: Taking taylor expansion of 9.0 in x 0.429 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.429 * [taylor]: Taking taylor expansion of x in x 0.429 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.429 * [taylor]: Taking taylor expansion of y in x 0.429 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.429 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.429 * [taylor]: Taking taylor expansion of 9.0 in x 0.429 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.429 * [taylor]: Taking taylor expansion of x in x 0.429 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.429 * [taylor]: Taking taylor expansion of y in x 0.429 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.429 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.429 * [taylor]: Taking taylor expansion of y in y 0.430 * [taylor]: Taking taylor expansion of 0 in y 0.431 * [taylor]: Taking taylor expansion of 0 in y 0.433 * [taylor]: Taking taylor expansion of 0 in y 0.433 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.433 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.433 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.433 * [taylor]: Taking taylor expansion of 9.0 in y 0.433 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.433 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.433 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.433 * [taylor]: Taking taylor expansion of 1.0 in y 0.433 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.433 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.433 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.433 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.433 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.433 * [taylor]: Taking taylor expansion of 4.0 in y 0.433 * [taylor]: Taking taylor expansion of (log x) in y 0.433 * [taylor]: Taking taylor expansion of x in y 0.434 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.434 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.434 * [taylor]: Taking taylor expansion of y in y 0.435 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.435 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.435 * [taylor]: Taking taylor expansion of 9.0 in x 0.435 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.435 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.435 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.435 * [taylor]: Taking taylor expansion of 1.0 in x 0.435 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.435 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.435 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.435 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.435 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.435 * [taylor]: Taking taylor expansion of 4.0 in x 0.435 * [taylor]: Taking taylor expansion of (log x) in x 0.435 * [taylor]: Taking taylor expansion of x in x 0.436 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.436 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.436 * [taylor]: Taking taylor expansion of y in x 0.436 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.436 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.436 * [taylor]: Taking taylor expansion of 9.0 in x 0.436 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.436 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.436 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.436 * [taylor]: Taking taylor expansion of 1.0 in x 0.436 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.436 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.436 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.436 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.436 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.437 * [taylor]: Taking taylor expansion of 4.0 in x 0.437 * [taylor]: Taking taylor expansion of (log x) in x 0.437 * [taylor]: Taking taylor expansion of x in x 0.438 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.438 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.438 * [taylor]: Taking taylor expansion of y in x 0.438 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.438 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.438 * [taylor]: Taking taylor expansion of 9.0 in y 0.438 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.438 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.438 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.438 * [taylor]: Taking taylor expansion of 1.0 in y 0.439 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.439 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.439 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.439 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.439 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.439 * [taylor]: Taking taylor expansion of 4.0 in y 0.439 * [taylor]: Taking taylor expansion of (log x) in y 0.439 * [taylor]: Taking taylor expansion of x 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 0.445 * [taylor]: Taking taylor expansion of 0 in y 0.458 * [taylor]: Taking taylor expansion of 0 in y 0.471 * [taylor]: Taking taylor expansion of 0 in y 0.490 * [taylor]: Taking taylor expansion of 0 in y 0.516 * [taylor]: Taking taylor expansion of 0 in y 0.563 * [taylor]: Taking taylor expansion of 0 in y 0.630 * [taylor]: Taking taylor expansion of 0 in y 0.631 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.631 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.631 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.631 * [taylor]: Taking taylor expansion of 9.0 in y 0.631 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.631 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.631 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.631 * [taylor]: Taking taylor expansion of 1.0 in y 0.631 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.631 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.631 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.631 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.631 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.631 * [taylor]: Taking taylor expansion of 4.0 in y 0.631 * [taylor]: Taking taylor expansion of (log x) in y 0.631 * [taylor]: Taking taylor expansion of x in y 0.632 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.632 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.632 * [taylor]: Taking taylor expansion of y in y 0.632 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.632 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.632 * [taylor]: Taking taylor expansion of 9.0 in x 0.632 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.632 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.632 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.632 * [taylor]: Taking taylor expansion of 1.0 in x 0.632 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.632 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.632 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.632 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.632 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.632 * [taylor]: Taking taylor expansion of 4.0 in x 0.632 * [taylor]: Taking taylor expansion of (log x) in x 0.632 * [taylor]: Taking taylor expansion of x in x 0.634 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.634 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.634 * [taylor]: Taking taylor expansion of y in x 0.634 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.634 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.634 * [taylor]: Taking taylor expansion of 9.0 in x 0.634 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.634 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.634 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.634 * [taylor]: Taking taylor expansion of 1.0 in x 0.634 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.634 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.634 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.634 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.634 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.634 * [taylor]: Taking taylor expansion of 4.0 in x 0.634 * [taylor]: Taking taylor expansion of (log x) in x 0.634 * [taylor]: Taking taylor expansion of x in x 0.635 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.635 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.635 * [taylor]: Taking taylor expansion of y in x 0.636 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.636 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.636 * [taylor]: Taking taylor expansion of 9.0 in y 0.636 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.636 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.636 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.636 * [taylor]: Taking taylor expansion of 1.0 in y 0.636 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.636 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.636 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.636 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.636 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.636 * [taylor]: Taking taylor expansion of 4.0 in y 0.636 * [taylor]: Taking taylor expansion of (log x) in y 0.636 * [taylor]: Taking taylor expansion of x in y 0.637 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.637 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.637 * [taylor]: Taking taylor expansion of y in y 0.643 * [taylor]: Taking taylor expansion of 0 in y 0.652 * [taylor]: Taking taylor expansion of 0 in y 0.665 * [taylor]: Taking taylor expansion of 0 in y 0.684 * [taylor]: Taking taylor expansion of 0 in y 0.715 * [taylor]: Taking taylor expansion of 0 in y 0.758 * [taylor]: Taking taylor expansion of 0 in y 0.823 * [taylor]: Taking taylor expansion of 0 in y 0.823 * * * [progress]: simplifying candidates 0.824 * [simplify]: Simplifying using # : (* (exp (* 9.0 (pow x 4.0))) (/ 1 (exp (pow y 4)))) (* (exp (* 9.0 (pow x 4.0))) (exp (- (pow y 4)))) (log (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (* (cbrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (cbrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4))))) (cbrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (* (* (+ (* 9.0 (pow x 4.0)) (- (pow y 4))) (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (+ (pow (* 9.0 (pow x 4.0)) 3) (pow (- (pow y 4)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (- (* (- (pow y 4)) (- (pow y 4))) (* (* 9.0 (pow x 4.0)) (- (pow y 4))))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (- (pow y 4)) (- (pow y 4)))) (- (* 9.0 (pow x 4.0)) (- (pow y 4))) (+ (* 9.0 (pow x 4.0)) 0) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0.827 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.831 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.844 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.928 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.929 * [simplify]: Simplified to: (exp (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (log (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (* (cbrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (cbrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4))))) (cbrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (- (pow y 4)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (pow y 4) (* 9.0 (pow x 4.0)))) (pow y 8)) (+ (* 9.0 (* 9.0 (pow x (* 2 4.0)))) (- 0 (pow y 8))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (* 9.0 (pow x 4.0)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0.929 * * * [progress]: adding candidates to table 0.971 * * [progress]: iteration 3 / 4 0.971 * * * [progress]: picking best candidate 0.973 * * * * [pick]: Picked # 0.973 * * * [progress]: localizing error 0.988 * * * [progress]: generating rewritten candidates 0.988 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.994 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.001 * * * [progress]: generating series expansions 1.001 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.001 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.001 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.001 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.002 * [taylor]: Taking taylor expansion of 9.0 in y 1.002 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.002 * [taylor]: Taking taylor expansion of x in y 1.002 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.002 * [taylor]: Taking taylor expansion of y in y 1.002 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.002 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.002 * [taylor]: Taking taylor expansion of 9.0 in x 1.002 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.002 * [taylor]: Taking taylor expansion of x in x 1.002 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.002 * [taylor]: Taking taylor expansion of y in x 1.002 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.002 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.002 * [taylor]: Taking taylor expansion of 9.0 in x 1.002 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.002 * [taylor]: Taking taylor expansion of x in x 1.002 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.002 * [taylor]: Taking taylor expansion of y in x 1.002 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.002 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.002 * [taylor]: Taking taylor expansion of y in y 1.003 * [taylor]: Taking taylor expansion of 0 in y 1.004 * [taylor]: Taking taylor expansion of 0 in y 1.006 * [taylor]: Taking taylor expansion of 0 in y 1.006 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.006 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.006 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.006 * [taylor]: Taking taylor expansion of 9.0 in y 1.006 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.006 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.006 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.006 * [taylor]: Taking taylor expansion of 1.0 in y 1.006 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.006 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.006 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.006 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.006 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.006 * [taylor]: Taking taylor expansion of 4.0 in y 1.006 * [taylor]: Taking taylor expansion of (log x) in y 1.006 * [taylor]: Taking taylor expansion of x in y 1.007 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.007 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.007 * [taylor]: Taking taylor expansion of y in y 1.008 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.008 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.008 * [taylor]: Taking taylor expansion of 9.0 in x 1.008 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.008 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.008 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.008 * [taylor]: Taking taylor expansion of 1.0 in x 1.008 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.008 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.008 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.008 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.008 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.008 * [taylor]: Taking taylor expansion of 4.0 in x 1.008 * [taylor]: Taking taylor expansion of (log x) in x 1.008 * [taylor]: Taking taylor expansion of x in x 1.009 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.009 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.009 * [taylor]: Taking taylor expansion of y in x 1.009 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.009 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.009 * [taylor]: Taking taylor expansion of 9.0 in x 1.009 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.009 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.009 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.009 * [taylor]: Taking taylor expansion of 1.0 in x 1.009 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.009 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.009 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.009 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.009 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.009 * [taylor]: Taking taylor expansion of 4.0 in x 1.009 * [taylor]: Taking taylor expansion of (log x) in x 1.009 * [taylor]: Taking taylor expansion of x in x 1.011 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.011 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.011 * [taylor]: Taking taylor expansion of y in x 1.011 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.011 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.011 * [taylor]: Taking taylor expansion of 9.0 in y 1.011 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.011 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.011 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.011 * [taylor]: Taking taylor expansion of 1.0 in y 1.011 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.011 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.011 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.012 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.012 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.012 * [taylor]: Taking taylor expansion of 4.0 in y 1.012 * [taylor]: Taking taylor expansion of (log x) in y 1.012 * [taylor]: Taking taylor expansion of x in y 1.012 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.012 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.012 * [taylor]: Taking taylor expansion of y in y 1.018 * [taylor]: Taking taylor expansion of 0 in y 1.032 * [taylor]: Taking taylor expansion of 0 in y 1.046 * [taylor]: Taking taylor expansion of 0 in y 1.064 * [taylor]: Taking taylor expansion of 0 in y 1.091 * [taylor]: Taking taylor expansion of 0 in y 1.138 * [taylor]: Taking taylor expansion of 0 in y 1.204 * [taylor]: Taking taylor expansion of 0 in y 1.204 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.204 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.204 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.204 * [taylor]: Taking taylor expansion of 9.0 in y 1.204 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.204 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.204 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.204 * [taylor]: Taking taylor expansion of 1.0 in y 1.204 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.204 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.205 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.205 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.205 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.205 * [taylor]: Taking taylor expansion of 4.0 in y 1.205 * [taylor]: Taking taylor expansion of (log x) in y 1.205 * [taylor]: Taking taylor expansion of x in y 1.205 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.205 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.205 * [taylor]: Taking taylor expansion of y in y 1.206 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.206 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.206 * [taylor]: Taking taylor expansion of 9.0 in x 1.206 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.206 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.206 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.206 * [taylor]: Taking taylor expansion of 1.0 in x 1.206 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.206 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.206 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.206 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.206 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.206 * [taylor]: Taking taylor expansion of 4.0 in x 1.206 * [taylor]: Taking taylor expansion of (log x) in x 1.206 * [taylor]: Taking taylor expansion of x in x 1.207 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.207 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.207 * [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 x 1.207 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.208 * [taylor]: Taking taylor expansion of 9.0 in x 1.208 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.208 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.208 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.208 * [taylor]: Taking taylor expansion of 1.0 in x 1.208 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.208 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.208 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.208 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.208 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.208 * [taylor]: Taking taylor expansion of 4.0 in x 1.208 * [taylor]: Taking taylor expansion of (log x) in x 1.208 * [taylor]: Taking taylor expansion of x in x 1.209 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.209 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.209 * [taylor]: Taking taylor expansion of y in x 1.210 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.210 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.210 * [taylor]: Taking taylor expansion of 9.0 in y 1.210 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.210 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.210 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.210 * [taylor]: Taking taylor expansion of 1.0 in y 1.210 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.210 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.210 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.210 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.210 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.210 * [taylor]: Taking taylor expansion of 4.0 in y 1.210 * [taylor]: Taking taylor expansion of (log x) in y 1.210 * [taylor]: Taking taylor expansion of x in y 1.210 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.210 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.210 * [taylor]: Taking taylor expansion of y in y 1.216 * [taylor]: Taking taylor expansion of 0 in y 1.226 * [taylor]: Taking taylor expansion of 0 in y 1.238 * [taylor]: Taking taylor expansion of 0 in y 1.258 * [taylor]: Taking taylor expansion of 0 in y 1.290 * [taylor]: Taking taylor expansion of 0 in y 1.332 * [taylor]: Taking taylor expansion of 0 in y 1.398 * [taylor]: Taking taylor expansion of 0 in y 1.398 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.399 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.399 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.399 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.399 * [taylor]: Taking taylor expansion of 9.0 in y 1.399 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.399 * [taylor]: Taking taylor expansion of x in y 1.399 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.399 * [taylor]: Taking taylor expansion of y in y 1.399 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.399 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.399 * [taylor]: Taking taylor expansion of 9.0 in x 1.399 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.399 * [taylor]: Taking taylor expansion of x in x 1.399 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.399 * [taylor]: Taking taylor expansion of y in x 1.399 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.399 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.399 * [taylor]: Taking taylor expansion of 9.0 in x 1.399 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.399 * [taylor]: Taking taylor expansion of x in x 1.399 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.399 * [taylor]: Taking taylor expansion of y in x 1.399 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.399 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.399 * [taylor]: Taking taylor expansion of y in y 1.400 * [taylor]: Taking taylor expansion of 0 in y 1.401 * [taylor]: Taking taylor expansion of 0 in y 1.403 * [taylor]: Taking taylor expansion of 0 in y 1.403 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.403 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.403 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.403 * [taylor]: Taking taylor expansion of 9.0 in y 1.403 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.403 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.403 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.403 * [taylor]: Taking taylor expansion of 1.0 in y 1.403 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.403 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.403 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.403 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.403 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.403 * [taylor]: Taking taylor expansion of 4.0 in y 1.403 * [taylor]: Taking taylor expansion of (log x) in y 1.403 * [taylor]: Taking taylor expansion of x in y 1.404 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.404 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.404 * [taylor]: Taking taylor expansion of y in y 1.405 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.405 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.405 * [taylor]: Taking taylor expansion of 9.0 in x 1.405 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.405 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.405 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.405 * [taylor]: Taking taylor expansion of 1.0 in x 1.405 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.405 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.405 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.405 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.405 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.405 * [taylor]: Taking taylor expansion of 4.0 in x 1.405 * [taylor]: Taking taylor expansion of (log x) in x 1.405 * [taylor]: Taking taylor expansion of x in x 1.406 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.406 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.406 * [taylor]: Taking taylor expansion of y in x 1.407 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.407 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.407 * [taylor]: Taking taylor expansion of 9.0 in x 1.407 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.407 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.407 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.407 * [taylor]: Taking taylor expansion of 1.0 in x 1.407 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.407 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.407 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.407 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.407 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.407 * [taylor]: Taking taylor expansion of 4.0 in x 1.407 * [taylor]: Taking taylor expansion of (log x) in x 1.407 * [taylor]: Taking taylor expansion of x in x 1.408 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.408 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.408 * [taylor]: Taking taylor expansion of y in x 1.409 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.409 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.409 * [taylor]: Taking taylor expansion of 9.0 in y 1.409 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.409 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.409 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.409 * [taylor]: Taking taylor expansion of 1.0 in y 1.409 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.409 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.409 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.409 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.409 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.409 * [taylor]: Taking taylor expansion of 4.0 in y 1.409 * [taylor]: Taking taylor expansion of (log x) in y 1.409 * [taylor]: Taking taylor expansion of x in y 1.410 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.410 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.410 * [taylor]: Taking taylor expansion of y in y 1.415 * [taylor]: Taking taylor expansion of 0 in y 1.430 * [taylor]: Taking taylor expansion of 0 in y 1.443 * [taylor]: Taking taylor expansion of 0 in y 1.463 * [taylor]: Taking taylor expansion of 0 in y 1.489 * [taylor]: Taking taylor expansion of 0 in y 1.537 * [taylor]: Taking taylor expansion of 0 in y 1.603 * [taylor]: Taking taylor expansion of 0 in y 1.604 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.604 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.604 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.604 * [taylor]: Taking taylor expansion of 9.0 in y 1.604 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.604 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.604 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.604 * [taylor]: Taking taylor expansion of 1.0 in y 1.604 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.604 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.604 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.604 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.604 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.604 * [taylor]: Taking taylor expansion of 4.0 in y 1.604 * [taylor]: Taking taylor expansion of (log x) in y 1.604 * [taylor]: Taking taylor expansion of x in y 1.605 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.605 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.605 * [taylor]: Taking taylor expansion of y in y 1.605 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.605 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.605 * [taylor]: Taking taylor expansion of 9.0 in x 1.606 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.606 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.606 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.606 * [taylor]: Taking taylor expansion of 1.0 in x 1.606 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.606 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.606 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.606 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.606 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.606 * [taylor]: Taking taylor expansion of 4.0 in x 1.606 * [taylor]: Taking taylor expansion of (log x) in x 1.606 * [taylor]: Taking taylor expansion of x in x 1.607 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.607 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.607 * [taylor]: Taking taylor expansion of y in x 1.607 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.607 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.607 * [taylor]: Taking taylor expansion of 9.0 in x 1.607 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.607 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.607 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.607 * [taylor]: Taking taylor expansion of 1.0 in x 1.607 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.607 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.607 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.607 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.607 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.607 * [taylor]: Taking taylor expansion of 4.0 in x 1.607 * [taylor]: Taking taylor expansion of (log x) in x 1.607 * [taylor]: Taking taylor expansion of x in x 1.608 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.608 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.608 * [taylor]: Taking taylor expansion of y in x 1.609 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.609 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.609 * [taylor]: Taking taylor expansion of 9.0 in y 1.609 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.609 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.609 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.609 * [taylor]: Taking taylor expansion of 1.0 in y 1.609 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.609 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.609 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.609 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.609 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.609 * [taylor]: Taking taylor expansion of 4.0 in y 1.609 * [taylor]: Taking taylor expansion of (log x) in y 1.609 * [taylor]: Taking taylor expansion of x in y 1.610 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.610 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.610 * [taylor]: Taking taylor expansion of y in y 1.616 * [taylor]: Taking taylor expansion of 0 in y 1.625 * [taylor]: Taking taylor expansion of 0 in y 1.638 * [taylor]: Taking taylor expansion of 0 in y 1.657 * [taylor]: Taking taylor expansion of 0 in y 1.689 * [taylor]: Taking taylor expansion of 0 in y 1.731 * [taylor]: Taking taylor expansion of 0 in y 1.799 * [taylor]: Taking taylor expansion of 0 in y 1.800 * * * [progress]: simplifying candidates 1.801 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (pow y 4))) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (* (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4) (pow y 4)) (* (* 9.0 (pow x 4.0)) (pow y 4)))) (- (pow y 4)) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4) (pow y 4))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (- (pow y 4)) (log (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (exp (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt 1) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) (/ 3 2))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) (/ 3 2))) (cbrt (pow (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) 3)) (cbrt (pow (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4) (pow y 4)) (* (* 9.0 (pow x 4.0)) (pow y 4)))) 3)) (cbrt (pow (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4) (pow y 4))) 3)) (cbrt (pow (+ (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (* (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 1.805 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.809 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.824 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 1.916 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 1.918 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (- (pow y 4)) (+ (- (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (- (pow y 4)) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (+ (- (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 1.918 * * * [progress]: adding candidates to table 2.020 * [progress]: [Phase 3 of 3] Extracting. 2.023 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (- 2.0) (* y y))) 2.023 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.024 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.024 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.024 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.024 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (- 2.0) (* y y))) 2.639 * [regime-testing]: End program error score: 51.99999982801125