8.912 * [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 ) 0.026 * * [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 ) 0.098 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.098 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.098 * * [progress]: iteration 1 / 4 0.098 * * * [progress]: picking best candidate 0.100 * * * * [pick]: Picked # 0.100 * * * [progress]: localizing error 0.111 * * * [progress]: generating rewritten candidates 0.111 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.116 * * * [progress]: generating series expansions 0.116 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.116 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.116 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.116 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.116 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.116 * [taylor]: Taking taylor expansion of 2.0 in y 0.116 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.116 * [taylor]: Taking taylor expansion of y in y 0.116 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.116 * [taylor]: Taking taylor expansion of 9.0 in y 0.116 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.116 * [taylor]: Taking taylor expansion of x in y 0.116 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.116 * [taylor]: Taking taylor expansion of y in y 0.116 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.116 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.116 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.116 * [taylor]: Taking taylor expansion of 2.0 in x 0.116 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.116 * [taylor]: Taking taylor expansion of y in x 0.116 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.116 * [taylor]: Taking taylor expansion of 9.0 in x 0.116 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.116 * [taylor]: Taking taylor expansion of x in x 0.116 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.116 * [taylor]: Taking taylor expansion of y in x 0.116 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.116 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.116 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.116 * [taylor]: Taking taylor expansion of 2.0 in x 0.116 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.116 * [taylor]: Taking taylor expansion of y in x 0.117 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.117 * [taylor]: Taking taylor expansion of 9.0 in x 0.117 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.117 * [taylor]: Taking taylor expansion of x in x 0.117 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.117 * [taylor]: Taking taylor expansion of y in x 0.117 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.117 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.117 * [taylor]: Taking taylor expansion of 2.0 in y 0.117 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.117 * [taylor]: Taking taylor expansion of y in y 0.117 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.117 * [taylor]: Taking taylor expansion of y in y 0.119 * [taylor]: Taking taylor expansion of 0 in y 0.121 * [taylor]: Taking taylor expansion of 0 in y 0.125 * [taylor]: Taking taylor expansion of 0 in y 0.131 * [taylor]: Taking taylor expansion of 9.0 in y 0.133 * [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 0.133 * [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 0.133 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.133 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.133 * [taylor]: Taking taylor expansion of 9.0 in y 0.133 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.133 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.133 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.133 * [taylor]: Taking taylor expansion of 1.0 in y 0.133 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.133 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.134 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.134 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.134 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.134 * [taylor]: Taking taylor expansion of 4.0 in y 0.134 * [taylor]: Taking taylor expansion of (log x) in y 0.134 * [taylor]: Taking taylor expansion of x in y 0.134 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.134 * [taylor]: Taking taylor expansion of 2.0 in y 0.134 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.134 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.134 * [taylor]: Taking taylor expansion of y in y 0.135 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.135 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.135 * [taylor]: Taking taylor expansion of y in y 0.135 * [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 0.135 * [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 0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.137 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.137 * [taylor]: Taking taylor expansion of y in x 0.137 * [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 0.137 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.137 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.137 * [taylor]: Taking taylor expansion of 9.0 in x 0.137 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.137 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.137 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.137 * [taylor]: Taking taylor expansion of 1.0 in x 0.137 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.137 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.137 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.137 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.137 * [taylor]: Taking taylor expansion of 4.0 in x 0.137 * [taylor]: Taking taylor expansion of (log x) in x 0.138 * [taylor]: Taking taylor expansion of x in x 0.139 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.139 * [taylor]: Taking taylor expansion of 2.0 in x 0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.139 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.139 * [taylor]: Taking taylor expansion of y in x 0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.139 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.139 * [taylor]: Taking taylor expansion of y in x 0.140 * [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 0.140 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.140 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.140 * [taylor]: Taking taylor expansion of 9.0 in y 0.140 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.140 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.140 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.140 * [taylor]: Taking taylor expansion of 1.0 in y 0.140 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.140 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.140 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.140 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.140 * [taylor]: Taking taylor expansion of 4.0 in y 0.140 * [taylor]: Taking taylor expansion of (log x) in y 0.140 * [taylor]: Taking taylor expansion of x in y 0.141 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.141 * [taylor]: Taking taylor expansion of 2.0 in y 0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.141 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.141 * [taylor]: Taking taylor expansion of y in y 0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.141 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.141 * [taylor]: Taking taylor expansion of y in y 0.149 * [taylor]: Taking taylor expansion of 0 in y 0.159 * [taylor]: Taking taylor expansion of 0 in y 0.175 * [taylor]: Taking taylor expansion of 0 in y 0.201 * [taylor]: Taking taylor expansion of 0 in y 0.206 * [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 0.206 * [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 0.206 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.207 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.207 * [taylor]: Taking taylor expansion of 9.0 in y 0.207 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.207 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.207 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.207 * [taylor]: Taking taylor expansion of 1.0 in y 0.207 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.207 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.207 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.207 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.207 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.207 * [taylor]: Taking taylor expansion of 4.0 in y 0.207 * [taylor]: Taking taylor expansion of (log x) in y 0.207 * [taylor]: Taking taylor expansion of x in y 0.207 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.207 * [taylor]: Taking taylor expansion of 2.0 in y 0.207 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.207 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.207 * [taylor]: Taking taylor expansion of y in y 0.208 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.208 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.208 * [taylor]: Taking taylor expansion of y in y 0.209 * [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 0.209 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.209 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.209 * [taylor]: Taking taylor expansion of 9.0 in x 0.209 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.209 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.209 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.209 * [taylor]: Taking taylor expansion of 1.0 in x 0.209 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.209 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.209 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.209 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.209 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.209 * [taylor]: Taking taylor expansion of 4.0 in x 0.209 * [taylor]: Taking taylor expansion of (log x) in x 0.209 * [taylor]: Taking taylor expansion of x in x 0.210 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.210 * [taylor]: Taking taylor expansion of 2.0 in x 0.210 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.210 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.210 * [taylor]: Taking taylor expansion of y in x 0.210 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.210 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.210 * [taylor]: Taking taylor expansion of y in x 0.210 * [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 0.210 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.210 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.210 * [taylor]: Taking taylor expansion of 9.0 in x 0.210 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.210 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.210 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.211 * [taylor]: Taking taylor expansion of 1.0 in x 0.211 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.211 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.211 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.211 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.211 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.211 * [taylor]: Taking taylor expansion of 4.0 in x 0.211 * [taylor]: Taking taylor expansion of (log x) in x 0.211 * [taylor]: Taking taylor expansion of x in x 0.212 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.212 * [taylor]: Taking taylor expansion of 2.0 in x 0.212 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.212 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.212 * [taylor]: Taking taylor expansion of y in x 0.212 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.212 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.212 * [taylor]: Taking taylor expansion of y in x 0.213 * [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 0.213 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.213 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.213 * [taylor]: Taking taylor expansion of 9.0 in y 0.213 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.213 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.213 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.213 * [taylor]: Taking taylor expansion of 1.0 in y 0.213 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.213 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.213 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.213 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.213 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.213 * [taylor]: Taking taylor expansion of 4.0 in y 0.213 * [taylor]: Taking taylor expansion of (log x) in y 0.213 * [taylor]: Taking taylor expansion of x in y 0.214 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.214 * [taylor]: Taking taylor expansion of 2.0 in y 0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.214 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.214 * [taylor]: Taking taylor expansion of y in y 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.215 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.215 * [taylor]: Taking taylor expansion of y in y 0.221 * [taylor]: Taking taylor expansion of 0 in y 0.232 * [taylor]: Taking taylor expansion of 0 in y 0.248 * [taylor]: Taking taylor expansion of 0 in y 0.271 * [taylor]: Taking taylor expansion of 0 in y 0.279 * * * [progress]: simplifying candidates 0.279 * [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)) 0.282 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.286 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.301 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.376 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.377 * [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)) 0.377 * * * [progress]: adding candidates to table 0.415 * * [progress]: iteration 2 / 4 0.415 * * * [progress]: picking best candidate 0.417 * * * * [pick]: Picked # 0.417 * * * [progress]: localizing error 0.430 * * * [progress]: generating rewritten candidates 0.430 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.442 * * * [progress]: generating series expansions 0.442 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.442 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.443 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.443 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.443 * [taylor]: Taking taylor expansion of 9.0 in y 0.443 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.443 * [taylor]: Taking taylor expansion of x in y 0.443 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.443 * [taylor]: Taking taylor expansion of y in y 0.443 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.443 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.443 * [taylor]: Taking taylor expansion of 9.0 in x 0.443 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.443 * [taylor]: Taking taylor expansion of x in x 0.443 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.443 * [taylor]: Taking taylor expansion of y in x 0.443 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.443 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.443 * [taylor]: Taking taylor expansion of 9.0 in x 0.443 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.443 * [taylor]: Taking taylor expansion of x in x 0.443 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.443 * [taylor]: Taking taylor expansion of y in x 0.443 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.443 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.443 * [taylor]: Taking taylor expansion of y in y 0.444 * [taylor]: Taking taylor expansion of 0 in y 0.445 * [taylor]: Taking taylor expansion of 0 in y 0.447 * [taylor]: Taking taylor expansion of 0 in y 0.447 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.447 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.447 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.447 * [taylor]: Taking taylor expansion of 9.0 in y 0.447 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.447 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.447 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.447 * [taylor]: Taking taylor expansion of 1.0 in y 0.447 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.447 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.447 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.447 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.447 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.447 * [taylor]: Taking taylor expansion of 4.0 in y 0.447 * [taylor]: Taking taylor expansion of (log x) in y 0.448 * [taylor]: Taking taylor expansion of x in y 0.448 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.448 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.448 * [taylor]: Taking taylor expansion of y in y 0.449 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.449 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.449 * [taylor]: Taking taylor expansion of 9.0 in x 0.449 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.449 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.449 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.449 * [taylor]: Taking taylor expansion of 1.0 in x 0.449 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.449 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.449 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.449 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.449 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.449 * [taylor]: Taking taylor expansion of 4.0 in x 0.449 * [taylor]: Taking taylor expansion of (log x) in x 0.449 * [taylor]: Taking taylor expansion of x in x 0.450 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.450 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.450 * [taylor]: Taking taylor expansion of y in x 0.450 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.450 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.450 * [taylor]: Taking taylor expansion of 9.0 in x 0.451 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.451 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.451 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.451 * [taylor]: Taking taylor expansion of 1.0 in x 0.451 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.451 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.451 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.451 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.451 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.451 * [taylor]: Taking taylor expansion of 4.0 in x 0.451 * [taylor]: Taking taylor expansion of (log x) in x 0.451 * [taylor]: Taking taylor expansion of x in x 0.452 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.452 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.452 * [taylor]: Taking taylor expansion of y in x 0.453 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.453 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.453 * [taylor]: Taking taylor expansion of 9.0 in y 0.453 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.453 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.453 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.453 * [taylor]: Taking taylor expansion of 1.0 in y 0.453 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.453 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.453 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.453 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.453 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.453 * [taylor]: Taking taylor expansion of 4.0 in y 0.453 * [taylor]: Taking taylor expansion of (log x) in y 0.453 * [taylor]: Taking taylor expansion of x in y 0.453 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.453 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.454 * [taylor]: Taking taylor expansion of y in y 0.460 * [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 0.503 * [taylor]: Taking taylor expansion of 0 in y 0.533 * [taylor]: Taking taylor expansion of 0 in y 0.575 * [taylor]: Taking taylor expansion of 0 in y 0.640 * [taylor]: Taking taylor expansion of 0 in y 0.641 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.641 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.641 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.641 * [taylor]: Taking taylor expansion of 9.0 in y 0.641 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.641 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.641 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.641 * [taylor]: Taking taylor expansion of 1.0 in y 0.641 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.641 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.641 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.641 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.641 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.641 * [taylor]: Taking taylor expansion of 4.0 in y 0.641 * [taylor]: Taking taylor expansion of (log x) in y 0.641 * [taylor]: Taking taylor expansion of x in y 0.642 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.642 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.642 * [taylor]: Taking taylor expansion of y in y 0.643 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.643 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.643 * [taylor]: Taking taylor expansion of 9.0 in x 0.643 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.643 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.643 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.643 * [taylor]: Taking taylor expansion of 1.0 in x 0.643 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.643 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.643 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.643 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.643 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.643 * [taylor]: Taking taylor expansion of 4.0 in x 0.643 * [taylor]: Taking taylor expansion of (log x) in x 0.643 * [taylor]: Taking taylor expansion of x in x 0.644 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.644 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.644 * [taylor]: Taking taylor expansion of y in x 0.644 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.644 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.644 * [taylor]: Taking taylor expansion of 9.0 in x 0.644 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.644 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.644 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.644 * [taylor]: Taking taylor expansion of 1.0 in x 0.644 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.644 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.644 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.645 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.645 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.645 * [taylor]: Taking taylor expansion of 4.0 in x 0.645 * [taylor]: Taking taylor expansion of (log x) in x 0.645 * [taylor]: Taking taylor expansion of x in x 0.646 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.646 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.646 * [taylor]: Taking taylor expansion of y in x 0.646 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.646 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.646 * [taylor]: Taking taylor expansion of 9.0 in y 0.647 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.647 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.647 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.647 * [taylor]: Taking taylor expansion of 1.0 in y 0.647 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.647 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.647 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.647 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.647 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.647 * [taylor]: Taking taylor expansion of 4.0 in y 0.647 * [taylor]: Taking taylor expansion of (log x) in y 0.647 * [taylor]: Taking taylor expansion of x in y 0.647 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.647 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.647 * [taylor]: Taking taylor expansion of y in y 0.653 * [taylor]: Taking taylor expansion of 0 in y 0.663 * [taylor]: Taking taylor expansion of 0 in y 0.677 * [taylor]: Taking taylor expansion of 0 in y 0.702 * [taylor]: Taking taylor expansion of 0 in y 0.730 * [taylor]: Taking taylor expansion of 0 in y 0.777 * [taylor]: Taking taylor expansion of 0 in y 0.844 * [taylor]: Taking taylor expansion of 0 in y 0.845 * * * [progress]: simplifying candidates 0.845 * [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)) 0.848 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.851 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.864 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.948 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.948 * [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)) 0.948 * * * [progress]: adding candidates to table 0.985 * * [progress]: iteration 3 / 4 0.985 * * * [progress]: picking best candidate 0.988 * * * * [pick]: Picked # 0.988 * * * [progress]: localizing error 1.002 * * * [progress]: generating rewritten candidates 1.002 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.007 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.019 * * * [progress]: generating series expansions 1.020 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.020 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.020 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.020 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.020 * [taylor]: Taking taylor expansion of 9.0 in y 1.020 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.020 * [taylor]: Taking taylor expansion of x in y 1.020 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.020 * [taylor]: Taking taylor expansion of y in y 1.020 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.020 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.020 * [taylor]: Taking taylor expansion of 9.0 in x 1.020 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.020 * [taylor]: Taking taylor expansion of x in x 1.020 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.020 * [taylor]: Taking taylor expansion of y in x 1.020 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.020 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.020 * [taylor]: Taking taylor expansion of 9.0 in x 1.020 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.020 * [taylor]: Taking taylor expansion of x in x 1.020 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.020 * [taylor]: Taking taylor expansion of y in x 1.020 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.021 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.021 * [taylor]: Taking taylor expansion of y in y 1.021 * [taylor]: Taking taylor expansion of 0 in y 1.023 * [taylor]: Taking taylor expansion of 0 in y 1.024 * [taylor]: Taking taylor expansion of 0 in y 1.024 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.024 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.025 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.025 * [taylor]: Taking taylor expansion of 9.0 in y 1.025 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.025 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.025 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.025 * [taylor]: Taking taylor expansion of 1.0 in y 1.025 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.025 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.025 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.025 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.025 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.025 * [taylor]: Taking taylor expansion of 4.0 in y 1.025 * [taylor]: Taking taylor expansion of (log x) in y 1.025 * [taylor]: Taking taylor expansion of x in y 1.025 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.025 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.025 * [taylor]: Taking taylor expansion of y in y 1.026 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.026 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.026 * [taylor]: Taking taylor expansion of 9.0 in x 1.026 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.026 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.026 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.026 * [taylor]: Taking taylor expansion of 1.0 in x 1.026 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.026 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.026 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.026 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.026 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.026 * [taylor]: Taking taylor expansion of 4.0 in x 1.026 * [taylor]: Taking taylor expansion of (log x) in x 1.026 * [taylor]: Taking taylor expansion of x in x 1.027 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.027 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.027 * [taylor]: Taking taylor expansion of y in x 1.028 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.028 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.028 * [taylor]: Taking taylor expansion of 9.0 in x 1.028 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.028 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.028 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.028 * [taylor]: Taking taylor expansion of 1.0 in x 1.028 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.028 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.028 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.028 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.028 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.028 * [taylor]: Taking taylor expansion of 4.0 in x 1.028 * [taylor]: Taking taylor expansion of (log x) in x 1.028 * [taylor]: Taking taylor expansion of x in x 1.029 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.029 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.029 * [taylor]: Taking taylor expansion of y in x 1.030 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.030 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.030 * [taylor]: Taking taylor expansion of 9.0 in y 1.030 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.030 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.030 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.030 * [taylor]: Taking taylor expansion of 1.0 in y 1.030 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.030 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.030 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.030 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.030 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.030 * [taylor]: Taking taylor expansion of 4.0 in y 1.030 * [taylor]: Taking taylor expansion of (log x) in y 1.030 * [taylor]: Taking taylor expansion of x in y 1.031 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.031 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.031 * [taylor]: Taking taylor expansion of y in y 1.037 * [taylor]: Taking taylor expansion of 0 in y 1.046 * [taylor]: Taking taylor expansion of 0 in y 1.060 * [taylor]: Taking taylor expansion of 0 in y 1.079 * [taylor]: Taking taylor expansion of 0 in y 1.111 * [taylor]: Taking taylor expansion of 0 in y 1.154 * [taylor]: Taking taylor expansion of 0 in y 1.220 * [taylor]: Taking taylor expansion of 0 in y 1.220 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.220 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.220 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.220 * [taylor]: Taking taylor expansion of 9.0 in y 1.220 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.220 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.220 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.220 * [taylor]: Taking taylor expansion of 1.0 in y 1.220 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.221 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.221 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.221 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.221 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.221 * [taylor]: Taking taylor expansion of 4.0 in y 1.221 * [taylor]: Taking taylor expansion of (log x) in y 1.221 * [taylor]: Taking taylor expansion of x in y 1.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.221 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.221 * [taylor]: Taking taylor expansion of y in y 1.222 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.222 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.222 * [taylor]: Taking taylor expansion of 9.0 in x 1.222 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.222 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.222 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.222 * [taylor]: Taking taylor expansion of 1.0 in x 1.222 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.222 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.222 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.222 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.222 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.222 * [taylor]: Taking taylor expansion of 4.0 in x 1.222 * [taylor]: Taking taylor expansion of (log x) in x 1.222 * [taylor]: Taking taylor expansion of x in x 1.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.223 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.223 * [taylor]: Taking taylor expansion of y in x 1.224 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.224 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.224 * [taylor]: Taking taylor expansion of 9.0 in x 1.224 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.224 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.224 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.224 * [taylor]: Taking taylor expansion of 1.0 in x 1.224 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.224 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.224 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.224 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.224 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.224 * [taylor]: Taking taylor expansion of 4.0 in x 1.224 * [taylor]: Taking taylor expansion of (log x) in x 1.224 * [taylor]: Taking taylor expansion of x in x 1.225 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.225 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.225 * [taylor]: Taking taylor expansion of y in x 1.226 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.226 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.226 * [taylor]: Taking taylor expansion of 9.0 in y 1.226 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.226 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.226 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.226 * [taylor]: Taking taylor expansion of 1.0 in y 1.226 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.226 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.226 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.226 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.226 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.226 * [taylor]: Taking taylor expansion of 4.0 in y 1.226 * [taylor]: Taking taylor expansion of (log x) in y 1.226 * [taylor]: Taking taylor expansion of x in y 1.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.226 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.226 * [taylor]: Taking taylor expansion of y in y 1.232 * [taylor]: Taking taylor expansion of 0 in y 1.242 * [taylor]: Taking taylor expansion of 0 in y 1.260 * [taylor]: Taking taylor expansion of 0 in y 1.280 * [taylor]: Taking taylor expansion of 0 in y 1.306 * [taylor]: Taking taylor expansion of 0 in y 1.355 * [taylor]: Taking taylor expansion of 0 in y 1.421 * [taylor]: Taking taylor expansion of 0 in y 1.422 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.422 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.422 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.422 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.422 * [taylor]: Taking taylor expansion of 9.0 in y 1.422 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.422 * [taylor]: Taking taylor expansion of x in y 1.422 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.422 * [taylor]: Taking taylor expansion of y in y 1.422 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.422 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.422 * [taylor]: Taking taylor expansion of 9.0 in x 1.422 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.422 * [taylor]: Taking taylor expansion of x in x 1.422 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.423 * [taylor]: Taking taylor expansion of y in x 1.423 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.423 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.423 * [taylor]: Taking taylor expansion of 9.0 in x 1.423 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.423 * [taylor]: Taking taylor expansion of x in x 1.423 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.423 * [taylor]: Taking taylor expansion of y in x 1.423 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.423 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.423 * [taylor]: Taking taylor expansion of y in y 1.424 * [taylor]: Taking taylor expansion of 0 in y 1.425 * [taylor]: Taking taylor expansion of 0 in y 1.426 * [taylor]: Taking taylor expansion of 0 in y 1.427 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.427 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.427 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.427 * [taylor]: Taking taylor expansion of 9.0 in y 1.427 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.427 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.427 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.427 * [taylor]: Taking taylor expansion of 1.0 in y 1.427 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.427 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.427 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.427 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.427 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.427 * [taylor]: Taking taylor expansion of 4.0 in y 1.427 * [taylor]: Taking taylor expansion of (log x) in y 1.427 * [taylor]: Taking taylor expansion of x in y 1.428 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.428 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.428 * [taylor]: Taking taylor expansion of y in y 1.428 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.428 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.428 * [taylor]: Taking taylor expansion of 9.0 in x 1.428 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.428 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.428 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.428 * [taylor]: Taking taylor expansion of 1.0 in x 1.428 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.428 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.429 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.429 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.429 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.429 * [taylor]: Taking taylor expansion of 4.0 in x 1.429 * [taylor]: Taking taylor expansion of (log x) in x 1.429 * [taylor]: Taking taylor expansion of x in x 1.430 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.430 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.430 * [taylor]: Taking taylor expansion of y in x 1.430 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.430 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.430 * [taylor]: Taking taylor expansion of 9.0 in x 1.430 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.430 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.430 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.430 * [taylor]: Taking taylor expansion of 1.0 in x 1.430 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.430 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.430 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.430 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.430 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.430 * [taylor]: Taking taylor expansion of 4.0 in x 1.430 * [taylor]: Taking taylor expansion of (log x) in x 1.430 * [taylor]: Taking taylor expansion of x in x 1.431 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.431 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.431 * [taylor]: Taking taylor expansion of y in x 1.432 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.432 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.432 * [taylor]: Taking taylor expansion of 9.0 in y 1.432 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.432 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.432 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.432 * [taylor]: Taking taylor expansion of 1.0 in y 1.432 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.432 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.432 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.432 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.432 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.432 * [taylor]: Taking taylor expansion of 4.0 in y 1.432 * [taylor]: Taking taylor expansion of (log x) in y 1.432 * [taylor]: Taking taylor expansion of x in y 1.433 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.433 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.433 * [taylor]: Taking taylor expansion of y in y 1.439 * [taylor]: Taking taylor expansion of 0 in y 1.449 * [taylor]: Taking taylor expansion of 0 in y 1.462 * [taylor]: Taking taylor expansion of 0 in y 1.482 * [taylor]: Taking taylor expansion of 0 in y 1.515 * [taylor]: Taking taylor expansion of 0 in y 1.558 * [taylor]: Taking taylor expansion of 0 in y 1.626 * [taylor]: Taking taylor expansion of 0 in y 1.627 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.627 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.627 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.627 * [taylor]: Taking taylor expansion of 9.0 in y 1.627 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.627 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.627 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.627 * [taylor]: Taking taylor expansion of 1.0 in y 1.627 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.627 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.627 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.627 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.627 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.627 * [taylor]: Taking taylor expansion of 4.0 in y 1.627 * [taylor]: Taking taylor expansion of (log x) in y 1.627 * [taylor]: Taking taylor expansion of x in y 1.627 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.627 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.627 * [taylor]: Taking taylor expansion of y in y 1.628 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.628 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.628 * [taylor]: Taking taylor expansion of 9.0 in x 1.628 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.628 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.628 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.628 * [taylor]: Taking taylor expansion of 1.0 in x 1.628 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.628 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.628 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.628 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.628 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.628 * [taylor]: Taking taylor expansion of 4.0 in x 1.628 * [taylor]: Taking taylor expansion of (log x) in x 1.628 * [taylor]: Taking taylor expansion of x in x 1.630 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.630 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.630 * [taylor]: Taking taylor expansion of y in x 1.630 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.630 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.630 * [taylor]: Taking taylor expansion of 9.0 in x 1.630 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.630 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.630 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.630 * [taylor]: Taking taylor expansion of 1.0 in x 1.630 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.630 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.630 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.630 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.630 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.630 * [taylor]: Taking taylor expansion of 4.0 in x 1.630 * [taylor]: Taking taylor expansion of (log x) in x 1.630 * [taylor]: Taking taylor expansion of x in x 1.631 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.631 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.631 * [taylor]: Taking taylor expansion of y in x 1.632 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.632 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.632 * [taylor]: Taking taylor expansion of 9.0 in y 1.632 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.632 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.632 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.632 * [taylor]: Taking taylor expansion of 1.0 in y 1.632 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.632 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.632 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.632 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.632 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.632 * [taylor]: Taking taylor expansion of 4.0 in y 1.632 * [taylor]: Taking taylor expansion of (log x) in y 1.632 * [taylor]: Taking taylor expansion of x in y 1.633 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.633 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.633 * [taylor]: Taking taylor expansion of y in y 1.639 * [taylor]: Taking taylor expansion of 0 in y 1.649 * [taylor]: Taking taylor expansion of 0 in y 1.663 * [taylor]: Taking taylor expansion of 0 in y 1.688 * [taylor]: Taking taylor expansion of 0 in y 1.714 * [taylor]: Taking taylor expansion of 0 in y 1.762 * [taylor]: Taking taylor expansion of 0 in y 1.829 * [taylor]: Taking taylor expansion of 0 in y 1.830 * * * [progress]: simplifying candidates 1.830 * [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)) 1.834 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.838 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.853 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 1.943 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 1.945 * [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)) 1.946 * * * [progress]: adding candidates to table 2.045 * [progress]: [Phase 3 of 3] Extracting. 2.048 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (- 2.0) (* y y))) 2.048 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.048 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.049 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.049 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.049 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (- 2.0) (* y y))) 2.667 * [regime-testing]: End program error score: 51.99999982801125