10.731 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.025 * * * [progress]: [2/2] Setting up program. 0.027 * [progress]: [Phase 2 of 3] Improving. 0.028 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.030 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.031 * * [simplify]: iteration 1 : 58 enodes (cost 7 ) 0.033 * * [simplify]: iteration 2 : 156 enodes (cost 7 ) 0.036 * * [simplify]: iteration 3 : 325 enodes (cost 7 ) 0.042 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.058 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.107 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.108 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.108 * * [progress]: iteration 1 / 4 0.108 * * * [progress]: picking best candidate 0.110 * * * * [pick]: Picked # 0.110 * * * [progress]: localizing error 0.118 * * * [progress]: generating rewritten candidates 0.118 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.123 * * * [progress]: generating series expansions 0.123 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.124 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.124 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.124 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.124 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.124 * [taylor]: Taking taylor expansion of 2.0 in y 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.124 * [taylor]: Taking taylor expansion of y in y 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.124 * [taylor]: Taking taylor expansion of 9.0 in y 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.124 * [taylor]: Taking taylor expansion of x in y 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.124 * [taylor]: Taking taylor expansion of y in y 0.124 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.124 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.124 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.124 * [taylor]: Taking taylor expansion of 2.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.124 * [taylor]: Taking taylor expansion of 9.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.124 * [taylor]: Taking taylor expansion of x in x 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.124 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.124 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.124 * [taylor]: Taking taylor expansion of 2.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.124 * [taylor]: Taking taylor expansion of 9.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.124 * [taylor]: Taking taylor expansion of x in x 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.125 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.125 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.125 * [taylor]: Taking taylor expansion of 2.0 in y 0.125 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.125 * [taylor]: Taking taylor expansion of y in y 0.125 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.125 * [taylor]: Taking taylor expansion of y in y 0.126 * [taylor]: Taking taylor expansion of 0 in y 0.129 * [taylor]: Taking taylor expansion of 0 in y 0.132 * [taylor]: Taking taylor expansion of 0 in y 0.138 * [taylor]: Taking taylor expansion of 9.0 in y 0.140 * [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 0.140 * [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 0.141 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.141 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.141 * [taylor]: Taking taylor expansion of 1.0 in y 0.141 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.141 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.141 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.141 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.141 * [taylor]: Taking taylor expansion of 4.0 in y 0.141 * [taylor]: Taking taylor expansion of (log x) in y 0.141 * [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 0.142 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.142 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.142 * [taylor]: Taking taylor expansion of y in y 0.143 * [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 0.143 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.143 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.143 * [taylor]: Taking taylor expansion of 9.0 in x 0.143 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.143 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.143 * [taylor]: Taking taylor expansion of 1.0 in x 0.143 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.143 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.143 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.143 * [taylor]: Taking taylor expansion of 4.0 in x 0.143 * [taylor]: Taking taylor expansion of (log x) in x 0.143 * [taylor]: Taking taylor expansion of x in x 0.144 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.144 * [taylor]: Taking taylor expansion of 2.0 in x 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.144 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.144 * [taylor]: Taking taylor expansion of y in x 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.144 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.144 * [taylor]: Taking taylor expansion of y in x 0.144 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.144 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.144 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.144 * [taylor]: Taking taylor expansion of 9.0 in x 0.145 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.145 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.145 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.145 * [taylor]: Taking taylor expansion of 1.0 in x 0.145 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.145 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.145 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.145 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.145 * [taylor]: Taking taylor expansion of 4.0 in x 0.145 * [taylor]: Taking taylor expansion of (log x) in x 0.145 * [taylor]: Taking taylor expansion of x in x 0.146 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.146 * [taylor]: Taking taylor expansion of 2.0 in x 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.146 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.146 * [taylor]: Taking taylor expansion of y in x 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.146 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.146 * [taylor]: Taking taylor expansion of y in x 0.147 * [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 0.147 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.147 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.147 * [taylor]: Taking taylor expansion of 9.0 in y 0.147 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.147 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.147 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.147 * [taylor]: Taking taylor expansion of 1.0 in y 0.147 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.147 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.147 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.147 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.147 * [taylor]: Taking taylor expansion of 4.0 in y 0.147 * [taylor]: Taking taylor expansion of (log x) in y 0.147 * [taylor]: Taking taylor expansion of x in y 0.148 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.148 * [taylor]: Taking taylor expansion of 2.0 in y 0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.148 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.148 * [taylor]: Taking taylor expansion of y in y 0.153 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.153 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.153 * [taylor]: Taking taylor expansion of y in y 0.161 * [taylor]: Taking taylor expansion of 0 in y 0.172 * [taylor]: Taking taylor expansion of 0 in y 0.187 * [taylor]: Taking taylor expansion of 0 in y 0.210 * [taylor]: Taking taylor expansion of 0 in y 0.215 * [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 0.215 * [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 0.215 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.215 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.215 * [taylor]: Taking taylor expansion of 9.0 in y 0.215 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.215 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.215 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.215 * [taylor]: Taking taylor expansion of 1.0 in y 0.215 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.215 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.215 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.215 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.215 * [taylor]: Taking taylor expansion of 4.0 in y 0.216 * [taylor]: Taking taylor expansion of (log x) in y 0.216 * [taylor]: Taking taylor expansion of x in y 0.216 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.216 * [taylor]: Taking taylor expansion of 2.0 in y 0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.216 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.216 * [taylor]: Taking taylor expansion of y in y 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.217 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.217 * [taylor]: Taking taylor expansion of y in y 0.218 * [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 0.218 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.218 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.218 * [taylor]: Taking taylor expansion of 9.0 in x 0.218 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.218 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.218 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.218 * [taylor]: Taking taylor expansion of 1.0 in x 0.218 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.218 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.218 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.218 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.218 * [taylor]: Taking taylor expansion of 4.0 in x 0.218 * [taylor]: Taking taylor expansion of (log x) in x 0.218 * [taylor]: Taking taylor expansion of x in x 0.219 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.219 * [taylor]: Taking taylor expansion of 2.0 in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.219 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.219 * [taylor]: Taking taylor expansion of y in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.219 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.220 * [taylor]: Taking taylor expansion of y in x 0.220 * [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 0.220 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.220 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.220 * [taylor]: Taking taylor expansion of 9.0 in x 0.220 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.220 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.220 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.220 * [taylor]: Taking taylor expansion of 1.0 in x 0.220 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.220 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.220 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.220 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.220 * [taylor]: Taking taylor expansion of 4.0 in x 0.220 * [taylor]: Taking taylor expansion of (log x) in x 0.220 * [taylor]: Taking taylor expansion of x in x 0.221 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.221 * [taylor]: Taking taylor expansion of 2.0 in x 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.221 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.221 * [taylor]: Taking taylor expansion of y in x 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.221 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.221 * [taylor]: Taking taylor expansion of y in x 0.222 * [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 0.222 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.222 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.222 * [taylor]: Taking taylor expansion of 9.0 in y 0.222 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.223 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.223 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.223 * [taylor]: Taking taylor expansion of 1.0 in y 0.223 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.223 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.223 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.223 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.223 * [taylor]: Taking taylor expansion of 4.0 in y 0.223 * [taylor]: Taking taylor expansion of (log x) in y 0.223 * [taylor]: Taking taylor expansion of x in y 0.223 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.223 * [taylor]: Taking taylor expansion of 2.0 in y 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.223 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.223 * [taylor]: Taking taylor expansion of y in y 0.224 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.224 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.224 * [taylor]: Taking taylor expansion of y in y 0.232 * [taylor]: Taking taylor expansion of 0 in y 0.251 * [taylor]: Taking taylor expansion of 0 in y 0.267 * [taylor]: Taking taylor expansion of 0 in y 0.290 * [taylor]: Taking taylor expansion of 0 in y 0.295 * * * [progress]: simplifying candidates 0.296 * [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))))) (neg (* (* 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))) (neg (* (* 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)) 0.299 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.303 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.318 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.393 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.395 * [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)) (+ (* (neg (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)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (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)) 0.395 * * * [progress]: adding candidates to table 0.434 * * [progress]: iteration 2 / 4 0.434 * * * [progress]: picking best candidate 0.436 * * * * [pick]: Picked # 0.436 * * * [progress]: localizing error 0.449 * * * [progress]: generating rewritten candidates 0.449 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.456 * * * [progress]: generating series expansions 0.456 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.457 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.457 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.457 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.457 * [taylor]: Taking taylor expansion of 9.0 in y 0.457 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.457 * [taylor]: Taking taylor expansion of x in y 0.457 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.457 * [taylor]: Taking taylor expansion of y in y 0.457 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.457 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.457 * [taylor]: Taking taylor expansion of 9.0 in x 0.457 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.457 * [taylor]: Taking taylor expansion of x in x 0.457 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.457 * [taylor]: Taking taylor expansion of y in x 0.457 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.457 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.457 * [taylor]: Taking taylor expansion of 9.0 in x 0.457 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.457 * [taylor]: Taking taylor expansion of x in x 0.457 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.457 * [taylor]: Taking taylor expansion of y in x 0.457 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 0.457 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.457 * [taylor]: Taking taylor expansion of y in y 0.458 * [taylor]: Taking taylor expansion of 0 in y 0.459 * [taylor]: Taking taylor expansion of 0 in y 0.461 * [taylor]: Taking taylor expansion of 0 in y 0.461 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.461 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.461 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.461 * [taylor]: Taking taylor expansion of 9.0 in y 0.461 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.461 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.461 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.461 * [taylor]: Taking taylor expansion of 1.0 in y 0.461 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.461 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.461 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.461 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.461 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.461 * [taylor]: Taking taylor expansion of 4.0 in y 0.461 * [taylor]: Taking taylor expansion of (log x) in y 0.461 * [taylor]: Taking taylor expansion of x in y 0.462 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.462 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.462 * [taylor]: Taking taylor expansion of y in y 0.463 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.463 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.463 * [taylor]: Taking taylor expansion of 9.0 in x 0.463 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.463 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.463 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.463 * [taylor]: Taking taylor expansion of 1.0 in x 0.463 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.463 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.463 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.463 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.463 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.463 * [taylor]: Taking taylor expansion of 4.0 in x 0.463 * [taylor]: Taking taylor expansion of (log x) in x 0.463 * [taylor]: Taking taylor expansion of x in x 0.464 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.464 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.464 * [taylor]: Taking taylor expansion of y in x 0.464 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.464 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.464 * [taylor]: Taking taylor expansion of 9.0 in x 0.464 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.464 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.464 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.464 * [taylor]: Taking taylor expansion of 1.0 in x 0.464 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.464 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.464 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.464 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.464 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.465 * [taylor]: Taking taylor expansion of 4.0 in x 0.465 * [taylor]: Taking taylor expansion of (log x) in x 0.465 * [taylor]: Taking taylor expansion of x in x 0.466 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.466 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.466 * [taylor]: Taking taylor expansion of y in x 0.466 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.466 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.466 * [taylor]: Taking taylor expansion of 9.0 in y 0.466 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.466 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.466 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.466 * [taylor]: Taking taylor expansion of 1.0 in y 0.466 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.467 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.467 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.467 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.467 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.467 * [taylor]: Taking taylor expansion of 4.0 in y 0.467 * [taylor]: Taking taylor expansion of (log x) in y 0.467 * [taylor]: Taking taylor expansion of x in y 0.467 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.467 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.467 * [taylor]: Taking taylor expansion of y in y 0.473 * [taylor]: Taking taylor expansion of 0 in y 0.482 * [taylor]: Taking taylor expansion of 0 in y 0.496 * [taylor]: Taking taylor expansion of 0 in y 0.518 * [taylor]: Taking taylor expansion of 0 in y 0.545 * [taylor]: Taking taylor expansion of 0 in y 0.593 * [taylor]: Taking taylor expansion of 0 in y 0.660 * [taylor]: Taking taylor expansion of 0 in y 0.661 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.661 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.661 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.661 * [taylor]: Taking taylor expansion of 9.0 in y 0.661 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.661 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.661 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.661 * [taylor]: Taking taylor expansion of 1.0 in y 0.661 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.661 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.661 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.661 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.661 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.661 * [taylor]: Taking taylor expansion of 4.0 in y 0.661 * [taylor]: Taking taylor expansion of (log x) in y 0.661 * [taylor]: Taking taylor expansion of x in y 0.662 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.662 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.662 * [taylor]: Taking taylor expansion of y in y 0.663 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.663 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.663 * [taylor]: Taking taylor expansion of 9.0 in x 0.663 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.663 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.663 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.663 * [taylor]: Taking taylor expansion of 1.0 in x 0.663 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.663 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.663 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.663 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.663 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.663 * [taylor]: Taking taylor expansion of 4.0 in x 0.663 * [taylor]: Taking taylor expansion of (log x) in x 0.663 * [taylor]: Taking taylor expansion of x in x 0.664 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.664 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.664 * [taylor]: Taking taylor expansion of y in x 0.664 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.664 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.664 * [taylor]: Taking taylor expansion of 9.0 in x 0.664 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.664 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.664 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.664 * [taylor]: Taking taylor expansion of 1.0 in x 0.664 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.664 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.664 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.665 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.665 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.665 * [taylor]: Taking taylor expansion of 4.0 in x 0.665 * [taylor]: Taking taylor expansion of (log x) in x 0.665 * [taylor]: Taking taylor expansion of x in x 0.666 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.666 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.666 * [taylor]: Taking taylor expansion of y in x 0.666 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.666 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.666 * [taylor]: Taking taylor expansion of 9.0 in y 0.666 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.666 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.667 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.667 * [taylor]: Taking taylor expansion of 1.0 in y 0.667 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.667 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.667 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.667 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.667 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.667 * [taylor]: Taking taylor expansion of 4.0 in y 0.667 * [taylor]: Taking taylor expansion of (log x) in y 0.667 * [taylor]: Taking taylor expansion of x in y 0.667 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.667 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.667 * [taylor]: Taking taylor expansion of y in y 0.673 * [taylor]: Taking taylor expansion of 0 in y 0.683 * [taylor]: Taking taylor expansion of 0 in y 0.696 * [taylor]: Taking taylor expansion of 0 in y 0.716 * [taylor]: Taking taylor expansion of 0 in y 0.748 * [taylor]: Taking taylor expansion of 0 in y 0.791 * [taylor]: Taking taylor expansion of 0 in y 0.858 * [taylor]: Taking taylor expansion of 0 in y 0.858 * * * [progress]: simplifying candidates 0.859 * [simplify]: Simplifying using # : (* (exp (* 9.0 (pow x 4.0))) (/ 1 (exp (pow y 4)))) (* (exp (* 9.0 (pow x 4.0))) (exp (neg (pow y 4)))) (log (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (* (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (* (* (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (+ (pow (* 9.0 (pow x 4.0)) 3) (pow (neg (pow y 4)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (- (* (neg (pow y 4)) (neg (pow y 4))) (* (* 9.0 (pow x 4.0)) (neg (pow y 4))))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (neg (pow y 4)) (neg (pow y 4)))) (- (* 9.0 (pow x 4.0)) (neg (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)) 0.862 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.865 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.878 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.965 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.966 * [simplify]: Simplified to: (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (log (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (* (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (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)) 0.966 * * * [progress]: adding candidates to table 1.008 * * [progress]: iteration 3 / 4 1.009 * * * [progress]: picking best candidate 1.011 * * * * [pick]: Picked # 1.011 * * * [progress]: localizing error 1.027 * * * [progress]: generating rewritten candidates 1.027 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.032 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.040 * * * [progress]: generating series expansions 1.040 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.040 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.040 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.040 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.040 * [taylor]: Taking taylor expansion of 9.0 in y 1.040 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.040 * [taylor]: Taking taylor expansion of x in y 1.040 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.040 * [taylor]: Taking taylor expansion of y in y 1.040 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.040 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.040 * [taylor]: Taking taylor expansion of 9.0 in x 1.040 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.040 * [taylor]: Taking taylor expansion of x in x 1.040 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.040 * [taylor]: Taking taylor expansion of y in x 1.040 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.040 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.040 * [taylor]: Taking taylor expansion of 9.0 in x 1.040 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.040 * [taylor]: Taking taylor expansion of x in x 1.040 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.040 * [taylor]: Taking taylor expansion of y in x 1.041 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.041 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.041 * [taylor]: Taking taylor expansion of y in y 1.041 * [taylor]: Taking taylor expansion of 0 in y 1.043 * [taylor]: Taking taylor expansion of 0 in y 1.044 * [taylor]: Taking taylor expansion of 0 in y 1.045 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.045 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.045 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.045 * [taylor]: Taking taylor expansion of 9.0 in y 1.045 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.045 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.045 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.045 * [taylor]: Taking taylor expansion of 1.0 in y 1.045 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.045 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.045 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.045 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.045 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.045 * [taylor]: Taking taylor expansion of 4.0 in y 1.045 * [taylor]: Taking taylor expansion of (log x) in y 1.045 * [taylor]: Taking taylor expansion of x in y 1.045 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.045 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.045 * [taylor]: Taking taylor expansion of y in y 1.046 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.046 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.046 * [taylor]: Taking taylor expansion of 9.0 in x 1.046 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.046 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.046 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.046 * [taylor]: Taking taylor expansion of 1.0 in x 1.046 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.046 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.046 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.046 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.046 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.046 * [taylor]: Taking taylor expansion of 4.0 in x 1.046 * [taylor]: Taking taylor expansion of (log x) in x 1.046 * [taylor]: Taking taylor expansion of x in x 1.047 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.047 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.047 * [taylor]: Taking taylor expansion of y in x 1.048 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.048 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.048 * [taylor]: Taking taylor expansion of 9.0 in x 1.048 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.048 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.048 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.048 * [taylor]: Taking taylor expansion of 1.0 in x 1.048 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.048 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.048 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.048 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.048 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.048 * [taylor]: Taking taylor expansion of 4.0 in x 1.048 * [taylor]: Taking taylor expansion of (log x) in x 1.048 * [taylor]: Taking taylor expansion of x in x 1.049 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.049 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.049 * [taylor]: Taking taylor expansion of y in x 1.050 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.050 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.050 * [taylor]: Taking taylor expansion of 9.0 in y 1.050 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.050 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.050 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.050 * [taylor]: Taking taylor expansion of 1.0 in y 1.050 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.050 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.050 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.050 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.050 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.050 * [taylor]: Taking taylor expansion of 4.0 in y 1.050 * [taylor]: Taking taylor expansion of (log x) in y 1.050 * [taylor]: Taking taylor expansion of x in y 1.051 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.051 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.051 * [taylor]: Taking taylor expansion of y in y 1.057 * [taylor]: Taking taylor expansion of 0 in y 1.066 * [taylor]: Taking taylor expansion of 0 in y 1.084 * [taylor]: Taking taylor expansion of 0 in y 1.104 * [taylor]: Taking taylor expansion of 0 in y 1.131 * [taylor]: Taking taylor expansion of 0 in y 1.179 * [taylor]: Taking taylor expansion of 0 in y 1.245 * [taylor]: Taking taylor expansion of 0 in y 1.246 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.246 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.246 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.246 * [taylor]: Taking taylor expansion of 9.0 in y 1.246 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.246 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.246 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.246 * [taylor]: Taking taylor expansion of 1.0 in y 1.246 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.246 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.246 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.246 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.246 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.246 * [taylor]: Taking taylor expansion of 4.0 in y 1.246 * [taylor]: Taking taylor expansion of (log x) in y 1.246 * [taylor]: Taking taylor expansion of x in y 1.247 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.247 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.247 * [taylor]: Taking taylor expansion of y in y 1.247 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.247 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.247 * [taylor]: Taking taylor expansion of 9.0 in x 1.247 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.247 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.247 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.247 * [taylor]: Taking taylor expansion of 1.0 in x 1.247 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.247 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.247 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.247 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.247 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.247 * [taylor]: Taking taylor expansion of 4.0 in x 1.247 * [taylor]: Taking taylor expansion of (log x) in x 1.248 * [taylor]: Taking taylor expansion of x in x 1.249 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.249 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.249 * [taylor]: Taking taylor expansion of y in x 1.249 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.249 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.249 * [taylor]: Taking taylor expansion of 9.0 in x 1.249 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.249 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.249 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.249 * [taylor]: Taking taylor expansion of 1.0 in x 1.249 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.249 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.249 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.249 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.249 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.249 * [taylor]: Taking taylor expansion of 4.0 in x 1.249 * [taylor]: Taking taylor expansion of (log x) in x 1.249 * [taylor]: Taking taylor expansion of x in x 1.250 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.250 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.250 * [taylor]: Taking taylor expansion of y in x 1.251 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.251 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.251 * [taylor]: Taking taylor expansion of 9.0 in y 1.251 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.251 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.251 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.251 * [taylor]: Taking taylor expansion of 1.0 in y 1.251 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.251 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.251 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.251 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.251 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.251 * [taylor]: Taking taylor expansion of 4.0 in y 1.251 * [taylor]: Taking taylor expansion of (log x) in y 1.251 * [taylor]: Taking taylor expansion of x in y 1.252 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.252 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.252 * [taylor]: Taking taylor expansion of y in y 1.258 * [taylor]: Taking taylor expansion of 0 in y 1.267 * [taylor]: Taking taylor expansion of 0 in y 1.280 * [taylor]: Taking taylor expansion of 0 in y 1.299 * [taylor]: Taking taylor expansion of 0 in y 1.330 * [taylor]: Taking taylor expansion of 0 in y 1.372 * [taylor]: Taking taylor expansion of 0 in y 1.438 * [taylor]: Taking taylor expansion of 0 in y 1.438 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.438 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.438 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.438 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.438 * [taylor]: Taking taylor expansion of 9.0 in y 1.438 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.438 * [taylor]: Taking taylor expansion of x in y 1.438 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.438 * [taylor]: Taking taylor expansion of y in y 1.438 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.439 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.439 * [taylor]: Taking taylor expansion of 9.0 in x 1.439 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.439 * [taylor]: Taking taylor expansion of x in x 1.439 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.439 * [taylor]: Taking taylor expansion of y in x 1.439 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.439 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.439 * [taylor]: Taking taylor expansion of 9.0 in x 1.439 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.439 * [taylor]: Taking taylor expansion of x in x 1.439 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.439 * [taylor]: Taking taylor expansion of y in x 1.439 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.439 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.439 * [taylor]: Taking taylor expansion of y in y 1.440 * [taylor]: Taking taylor expansion of 0 in y 1.441 * [taylor]: Taking taylor expansion of 0 in y 1.442 * [taylor]: Taking taylor expansion of 0 in y 1.443 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.443 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.443 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.443 * [taylor]: Taking taylor expansion of 9.0 in y 1.443 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.443 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.443 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.443 * [taylor]: Taking taylor expansion of 1.0 in y 1.443 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.443 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.443 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.443 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.443 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.443 * [taylor]: Taking taylor expansion of 4.0 in y 1.443 * [taylor]: Taking taylor expansion of (log x) in y 1.443 * [taylor]: Taking taylor expansion of x in y 1.443 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.444 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.444 * [taylor]: Taking taylor expansion of y in y 1.444 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.444 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.444 * [taylor]: Taking taylor expansion of 9.0 in x 1.444 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.444 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.444 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.444 * [taylor]: Taking taylor expansion of 1.0 in x 1.444 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.444 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.444 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.444 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.444 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.444 * [taylor]: Taking taylor expansion of 4.0 in x 1.444 * [taylor]: Taking taylor expansion of (log x) in x 1.444 * [taylor]: Taking taylor expansion of x in x 1.446 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.446 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.446 * [taylor]: Taking taylor expansion of y in x 1.446 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.446 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.446 * [taylor]: Taking taylor expansion of 9.0 in x 1.446 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.446 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.446 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.446 * [taylor]: Taking taylor expansion of 1.0 in x 1.446 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.446 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.446 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.446 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.446 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.446 * [taylor]: Taking taylor expansion of 4.0 in x 1.446 * [taylor]: Taking taylor expansion of (log x) in x 1.446 * [taylor]: Taking taylor expansion of x in x 1.447 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.447 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.447 * [taylor]: Taking taylor expansion of y in x 1.448 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.448 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.448 * [taylor]: Taking taylor expansion of 9.0 in y 1.448 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.448 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.448 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.448 * [taylor]: Taking taylor expansion of 1.0 in y 1.448 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.448 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.448 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.448 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.448 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.448 * [taylor]: Taking taylor expansion of 4.0 in y 1.448 * [taylor]: Taking taylor expansion of (log x) in y 1.448 * [taylor]: Taking taylor expansion of x in y 1.449 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.449 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.449 * [taylor]: Taking taylor expansion of y in y 1.455 * [taylor]: Taking taylor expansion of 0 in y 1.464 * [taylor]: Taking taylor expansion of 0 in y 1.482 * [taylor]: Taking taylor expansion of 0 in y 1.501 * [taylor]: Taking taylor expansion of 0 in y 1.528 * [taylor]: Taking taylor expansion of 0 in y 1.576 * [taylor]: Taking taylor expansion of 0 in y 1.643 * [taylor]: Taking taylor expansion of 0 in y 1.644 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.644 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.644 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.644 * [taylor]: Taking taylor expansion of 9.0 in y 1.644 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.644 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.644 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.644 * [taylor]: Taking taylor expansion of 1.0 in y 1.644 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.644 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.644 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.644 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.644 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.644 * [taylor]: Taking taylor expansion of 4.0 in y 1.644 * [taylor]: Taking taylor expansion of (log x) in y 1.644 * [taylor]: Taking taylor expansion of x in y 1.645 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.645 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.645 * [taylor]: Taking taylor expansion of y in y 1.645 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.645 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.645 * [taylor]: Taking taylor expansion of 9.0 in x 1.645 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.645 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.645 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.645 * [taylor]: Taking taylor expansion of 1.0 in x 1.645 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.645 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.645 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.645 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.645 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.646 * [taylor]: Taking taylor expansion of 4.0 in x 1.646 * [taylor]: Taking taylor expansion of (log x) in x 1.646 * [taylor]: Taking taylor expansion of x in x 1.647 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.647 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.647 * [taylor]: Taking taylor expansion of y in x 1.647 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.647 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.647 * [taylor]: Taking taylor expansion of 9.0 in x 1.647 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.647 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.647 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.647 * [taylor]: Taking taylor expansion of 1.0 in x 1.647 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.647 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.647 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.647 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.647 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.647 * [taylor]: Taking taylor expansion of 4.0 in x 1.647 * [taylor]: Taking taylor expansion of (log x) in x 1.647 * [taylor]: Taking taylor expansion of x in x 1.648 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.648 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.648 * [taylor]: Taking taylor expansion of y in x 1.649 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.649 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.649 * [taylor]: Taking taylor expansion of 9.0 in y 1.649 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.649 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.649 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.649 * [taylor]: Taking taylor expansion of 1.0 in y 1.649 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.649 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.649 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.649 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.649 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.649 * [taylor]: Taking taylor expansion of 4.0 in y 1.649 * [taylor]: Taking taylor expansion of (log x) in y 1.649 * [taylor]: Taking taylor expansion of x in y 1.650 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.650 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.650 * [taylor]: Taking taylor expansion of y in y 1.656 * [taylor]: Taking taylor expansion of 0 in y 1.665 * [taylor]: Taking taylor expansion of 0 in y 1.678 * [taylor]: Taking taylor expansion of 0 in y 1.698 * [taylor]: Taking taylor expansion of 0 in y 1.730 * [taylor]: Taking taylor expansion of 0 in y 1.773 * [taylor]: Taking taylor expansion of 0 in y 1.839 * [taylor]: Taking taylor expansion of 0 in y 1.840 * * * [progress]: simplifying candidates 1.841 * [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)))) (neg (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)) (neg (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)) 1.845 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.848 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.863 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 1.955 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 1.958 * [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)) (neg (pow y 4)) (+ (neg (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (neg (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)) (+ (neg (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)) 1.958 * * * [progress]: adding candidates to table 2.057 * [progress]: [Phase 3 of 3] Extracting. 2.060 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.061 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.061 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.061 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.062 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.062 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.824 * [regime-testing]: End program error score: 51.99999982801125