2.678 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.031 * * * [progress]: [2/2] Setting up program. 0.033 * [progress]: [Phase 2 of 3] Improving. 0.034 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.036 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.038 * * [simplify]: iteration 1 : 58 enodes (cost 7 ) 0.039 * * [simplify]: iteration 2 : 156 enodes (cost 7 ) 0.042 * * [simplify]: iteration 3 : 325 enodes (cost 7 ) 0.048 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.063 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.111 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.111 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.111 * * [progress]: iteration 1 / 4 0.111 * * * [progress]: picking best candidate 0.113 * * * * [pick]: Picked # 0.113 * * * [progress]: localizing error 0.122 * * * [progress]: generating rewritten candidates 0.122 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.126 * * * [progress]: generating series expansions 0.126 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.127 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.127 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.127 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.127 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.127 * [taylor]: Taking taylor expansion of 2.0 in y 0.127 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.127 * [taylor]: Taking taylor expansion of y in y 0.127 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.127 * [taylor]: Taking taylor expansion of 9.0 in y 0.127 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.127 * [taylor]: Taking taylor expansion of x in y 0.127 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.127 * [taylor]: Taking taylor expansion of y in y 0.127 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.127 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.127 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.127 * [taylor]: Taking taylor expansion of 2.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.127 * [taylor]: Taking taylor expansion of 9.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.127 * [taylor]: Taking taylor expansion of x in x 0.127 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.127 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.127 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.127 * [taylor]: Taking taylor expansion of 2.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.127 * [taylor]: Taking taylor expansion of 9.0 in x 0.127 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.127 * [taylor]: Taking taylor expansion of x in x 0.127 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.128 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.128 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.128 * [taylor]: Taking taylor expansion of 2.0 in y 0.128 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.128 * [taylor]: Taking taylor expansion of y in y 0.128 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.128 * [taylor]: Taking taylor expansion of y in y 0.129 * [taylor]: Taking taylor expansion of 0 in y 0.132 * [taylor]: Taking taylor expansion of 0 in y 0.135 * [taylor]: Taking taylor expansion of 0 in y 0.141 * [taylor]: Taking taylor expansion of 9.0 in y 0.143 * [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 0.143 * [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 y 0.143 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.143 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.143 * [taylor]: Taking taylor expansion of 9.0 in y 0.144 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.144 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.144 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.144 * [taylor]: Taking taylor expansion of 1.0 in y 0.144 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.144 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.144 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.144 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.144 * [taylor]: Taking taylor expansion of 4.0 in y 0.144 * [taylor]: Taking taylor expansion of (log x) in y 0.144 * [taylor]: Taking taylor expansion of x in y 0.144 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.144 * [taylor]: Taking taylor expansion of 2.0 in y 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.144 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.144 * [taylor]: Taking taylor expansion of y in y 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.145 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.145 * [taylor]: Taking taylor expansion of y in y 0.146 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.146 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.146 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.146 * [taylor]: Taking taylor expansion of 9.0 in x 0.146 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.146 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.146 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.146 * [taylor]: Taking taylor expansion of 1.0 in x 0.146 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.146 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.146 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.146 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.146 * [taylor]: Taking taylor expansion of 4.0 in x 0.146 * [taylor]: Taking taylor expansion of (log x) in x 0.146 * [taylor]: Taking taylor expansion of x in x 0.147 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.147 * [taylor]: Taking taylor expansion of 2.0 in x 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.147 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.147 * [taylor]: Taking taylor expansion of y in x 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.147 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.147 * [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 x 0.147 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.147 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.147 * [taylor]: Taking taylor expansion of 9.0 in x 0.147 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.147 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.147 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.147 * [taylor]: Taking taylor expansion of 1.0 in x 0.147 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.148 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.148 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.148 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.148 * [taylor]: Taking taylor expansion of 4.0 in x 0.148 * [taylor]: Taking taylor expansion of (log x) in x 0.148 * [taylor]: Taking taylor expansion of x in x 0.149 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.149 * [taylor]: Taking taylor expansion of 2.0 in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.149 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.149 * [taylor]: Taking taylor expansion of y in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.149 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.149 * [taylor]: Taking taylor expansion of y in x 0.150 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.150 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.150 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.150 * [taylor]: Taking taylor expansion of 9.0 in y 0.150 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.150 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.150 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.150 * [taylor]: Taking taylor expansion of 1.0 in y 0.150 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.150 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.150 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.150 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.150 * [taylor]: Taking taylor expansion of 4.0 in y 0.150 * [taylor]: Taking taylor expansion of (log x) in y 0.150 * [taylor]: Taking taylor expansion of x in y 0.151 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.151 * [taylor]: Taking taylor expansion of 2.0 in y 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.151 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.158 * [taylor]: Taking taylor expansion of 0 in y 0.169 * [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 0.215 * [taylor]: Taking taylor expansion of (log x) in y 0.215 * [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 0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.216 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.216 * [taylor]: Taking taylor expansion of y in y 0.217 * [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 0.217 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.217 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.217 * [taylor]: Taking taylor expansion of 9.0 in x 0.217 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.217 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.217 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.217 * [taylor]: Taking taylor expansion of 1.0 in x 0.217 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.217 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.217 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.217 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.217 * [taylor]: Taking taylor expansion of 4.0 in x 0.217 * [taylor]: Taking taylor expansion of (log x) in x 0.217 * [taylor]: Taking taylor expansion of x in x 0.218 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.218 * [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 0.219 * [taylor]: Taking taylor expansion of y in x 0.219 * [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 0.219 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.219 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.219 * [taylor]: Taking taylor expansion of 9.0 in x 0.219 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.219 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.219 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.219 * [taylor]: Taking taylor expansion of 1.0 in x 0.219 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.219 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.219 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.219 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.219 * [taylor]: Taking taylor expansion of 4.0 in x 0.219 * [taylor]: Taking taylor expansion of (log x) in x 0.219 * [taylor]: Taking taylor expansion of x in x 0.220 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.220 * [taylor]: Taking taylor expansion of 2.0 in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.220 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.220 * [taylor]: Taking taylor expansion of y in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.220 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.220 * [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 0.222 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.222 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.222 * [taylor]: Taking taylor expansion of 1.0 in y 0.222 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.222 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.222 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.222 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.222 * [taylor]: Taking taylor expansion of 4.0 in y 0.222 * [taylor]: Taking taylor expansion of (log x) in y 0.222 * [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 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.223 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.223 * [taylor]: Taking taylor expansion of y in y 0.230 * [taylor]: Taking taylor expansion of 0 in y 0.240 * [taylor]: Taking taylor expansion of 0 in y 0.258 * [taylor]: Taking taylor expansion of 0 in y 0.281 * [taylor]: Taking taylor expansion of 0 in y 0.286 * * * [progress]: simplifying candidates 0.286 * [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)) 0.290 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.294 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.308 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.382 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.383 * [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)) 0.383 * * * [progress]: adding candidates to table 0.423 * * [progress]: iteration 2 / 4 0.423 * * * [progress]: picking best candidate 0.425 * * * * [pick]: Picked # 0.425 * * * [progress]: localizing error 0.437 * * * [progress]: generating rewritten candidates 0.437 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.447 * * * [progress]: generating series expansions 0.447 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.447 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.447 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.447 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.447 * [taylor]: Taking taylor expansion of 9.0 in y 0.447 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.447 * [taylor]: Taking taylor expansion of x in y 0.447 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.447 * [taylor]: Taking taylor expansion of y in y 0.447 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.447 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.447 * [taylor]: Taking taylor expansion of 9.0 in x 0.447 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.447 * [taylor]: Taking taylor expansion of x in x 0.447 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.447 * [taylor]: Taking taylor expansion of y in x 0.447 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.447 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.447 * [taylor]: Taking taylor expansion of 9.0 in x 0.447 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.447 * [taylor]: Taking taylor expansion of x in x 0.447 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.447 * [taylor]: Taking taylor expansion of y in x 0.448 * [taylor]: Taking taylor expansion of (- (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 0 in y 0.450 * [taylor]: Taking taylor expansion of 0 in y 0.451 * [taylor]: Taking taylor expansion of 0 in y 0.452 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.452 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.452 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.452 * [taylor]: Taking taylor expansion of 9.0 in y 0.452 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.452 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.452 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.452 * [taylor]: Taking taylor expansion of 1.0 in y 0.452 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.452 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.452 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.452 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.452 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.452 * [taylor]: Taking taylor expansion of 4.0 in y 0.452 * [taylor]: Taking taylor expansion of (log x) in y 0.452 * [taylor]: Taking taylor expansion of x in y 0.452 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.452 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.452 * [taylor]: Taking taylor expansion of y in y 0.453 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.453 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.453 * [taylor]: Taking taylor expansion of 9.0 in x 0.453 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.453 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.453 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.453 * [taylor]: Taking taylor expansion of 1.0 in x 0.453 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.453 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.453 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.453 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.453 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.453 * [taylor]: Taking taylor expansion of 4.0 in x 0.453 * [taylor]: Taking taylor expansion of (log x) in x 0.453 * [taylor]: Taking taylor expansion of x in x 0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.455 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.455 * [taylor]: Taking taylor expansion of y in x 0.455 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.455 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.455 * [taylor]: Taking taylor expansion of 9.0 in x 0.455 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.455 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.455 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.455 * [taylor]: Taking taylor expansion of 1.0 in x 0.455 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.455 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.455 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.455 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.455 * [taylor]: Taking taylor expansion of 4.0 in x 0.455 * [taylor]: Taking taylor expansion of (log x) in x 0.455 * [taylor]: Taking taylor expansion of x in x 0.456 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.456 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.456 * [taylor]: Taking taylor expansion of y in x 0.457 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.457 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.457 * [taylor]: Taking taylor expansion of 9.0 in y 0.457 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.457 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.457 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.457 * [taylor]: Taking taylor expansion of 1.0 in y 0.457 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.457 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.457 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.457 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.457 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.457 * [taylor]: Taking taylor expansion of 4.0 in y 0.457 * [taylor]: Taking taylor expansion of (log x) in y 0.457 * [taylor]: Taking taylor expansion of x in y 0.458 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.458 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.458 * [taylor]: Taking taylor expansion of y in y 0.464 * [taylor]: Taking taylor expansion of 0 in y 0.473 * [taylor]: Taking taylor expansion of 0 in y 0.486 * [taylor]: Taking taylor expansion of 0 in y 0.508 * [taylor]: Taking taylor expansion of 0 in y 0.534 * [taylor]: Taking taylor expansion of 0 in y 0.579 * [taylor]: Taking taylor expansion of 0 in y 0.640 * [taylor]: Taking taylor expansion of 0 in y 0.640 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.640 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.640 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.640 * [taylor]: Taking taylor expansion of 9.0 in y 0.640 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.640 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.640 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.640 * [taylor]: Taking taylor expansion of 1.0 in y 0.640 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.640 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.640 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.640 * [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 0.641 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.641 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.641 * [taylor]: Taking taylor expansion of y in y 0.642 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.642 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.642 * [taylor]: Taking taylor expansion of 9.0 in x 0.642 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.642 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.642 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.642 * [taylor]: Taking taylor expansion of 1.0 in x 0.642 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.642 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.642 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.642 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.642 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.642 * [taylor]: Taking taylor expansion of 4.0 in x 0.642 * [taylor]: Taking taylor expansion of (log x) in x 0.642 * [taylor]: Taking taylor expansion of x in x 0.643 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.643 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.643 * [taylor]: Taking taylor expansion of y in x 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 0.644 * [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 0.644 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.644 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.644 * [taylor]: Taking taylor expansion of 4.0 in x 0.644 * [taylor]: Taking taylor expansion of (log x) in x 0.644 * [taylor]: Taking taylor expansion of x in x 0.645 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.645 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.645 * [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 0.646 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.646 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.646 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.646 * [taylor]: Taking taylor expansion of 1.0 in y 0.646 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.646 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.646 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.646 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.646 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.646 * [taylor]: Taking taylor expansion of 4.0 in y 0.646 * [taylor]: Taking taylor expansion of (log x) in y 0.646 * [taylor]: Taking taylor expansion of x in y 0.646 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.646 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.646 * [taylor]: Taking taylor expansion of y in y 0.652 * [taylor]: Taking taylor expansion of 0 in y 0.664 * [taylor]: Taking taylor expansion of 0 in y 0.677 * [taylor]: Taking taylor expansion of 0 in y 0.697 * [taylor]: Taking taylor expansion of 0 in y 0.724 * [taylor]: Taking taylor expansion of 0 in y 0.769 * [taylor]: Taking taylor expansion of 0 in y 0.833 * [taylor]: Taking taylor expansion of 0 in y 0.834 * * * [progress]: simplifying candidates 0.834 * [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)) 0.838 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.841 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.854 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.937 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.938 * [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)) 0.938 * * * [progress]: adding candidates to table 0.980 * * [progress]: iteration 3 / 4 0.980 * * * [progress]: picking best candidate 0.983 * * * * [pick]: Picked # 0.983 * * * [progress]: localizing error 0.998 * * * [progress]: generating rewritten candidates 0.998 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.002 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.011 * * * [progress]: generating series expansions 1.011 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.011 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.011 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.011 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.011 * [taylor]: Taking taylor expansion of 9.0 in y 1.011 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.011 * [taylor]: Taking taylor expansion of x in y 1.011 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.011 * [taylor]: Taking taylor expansion of y in y 1.011 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.011 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.011 * [taylor]: Taking taylor expansion of 9.0 in x 1.011 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.011 * [taylor]: Taking taylor expansion of x in x 1.011 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.011 * [taylor]: Taking taylor expansion of y in x 1.012 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.012 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.012 * [taylor]: Taking taylor expansion of 9.0 in x 1.012 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.012 * [taylor]: Taking taylor expansion of x in x 1.012 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.012 * [taylor]: Taking taylor expansion of y in x 1.012 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.012 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.012 * [taylor]: Taking taylor expansion of y in y 1.013 * [taylor]: Taking taylor expansion of 0 in y 1.014 * [taylor]: Taking taylor expansion of 0 in y 1.015 * [taylor]: Taking taylor expansion of 0 in y 1.016 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.016 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.016 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.016 * [taylor]: Taking taylor expansion of 9.0 in y 1.016 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.016 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.016 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.016 * [taylor]: Taking taylor expansion of 1.0 in y 1.016 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.016 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.016 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.016 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.016 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.016 * [taylor]: Taking taylor expansion of 4.0 in y 1.016 * [taylor]: Taking taylor expansion of (log x) in y 1.016 * [taylor]: Taking taylor expansion of x in y 1.016 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.016 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.017 * [taylor]: Taking taylor expansion of y in y 1.017 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.017 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.017 * [taylor]: Taking taylor expansion of 9.0 in x 1.017 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.017 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.017 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.017 * [taylor]: Taking taylor expansion of 1.0 in x 1.017 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.017 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.017 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.017 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.017 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.017 * [taylor]: Taking taylor expansion of 4.0 in x 1.017 * [taylor]: Taking taylor expansion of (log x) in x 1.017 * [taylor]: Taking taylor expansion of x in x 1.019 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.019 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.019 * [taylor]: Taking taylor expansion of y in x 1.019 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.019 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.019 * [taylor]: Taking taylor expansion of 9.0 in x 1.019 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.019 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.019 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.019 * [taylor]: Taking taylor expansion of 1.0 in x 1.019 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.019 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.019 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.019 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.019 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.019 * [taylor]: Taking taylor expansion of 4.0 in x 1.019 * [taylor]: Taking taylor expansion of (log x) in x 1.019 * [taylor]: Taking taylor expansion of x in x 1.020 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.020 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.020 * [taylor]: Taking taylor expansion of y in x 1.021 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.021 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.021 * [taylor]: Taking taylor expansion of 9.0 in y 1.021 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.021 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.021 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.021 * [taylor]: Taking taylor expansion of 1.0 in y 1.021 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.021 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.021 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.021 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.021 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.021 * [taylor]: Taking taylor expansion of 4.0 in y 1.021 * [taylor]: Taking taylor expansion of (log x) in y 1.021 * [taylor]: Taking taylor expansion of x in y 1.022 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.022 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.022 * [taylor]: Taking taylor expansion of y in y 1.027 * [taylor]: Taking taylor expansion of 0 in y 1.037 * [taylor]: Taking taylor expansion of 0 in y 1.050 * [taylor]: Taking taylor expansion of 0 in y 1.072 * [taylor]: Taking taylor expansion of 0 in y 1.099 * [taylor]: Taking taylor expansion of 0 in y 1.144 * [taylor]: Taking taylor expansion of 0 in y 1.204 * [taylor]: Taking taylor expansion of 0 in y 1.204 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.204 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.204 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.204 * [taylor]: Taking taylor expansion of 9.0 in y 1.204 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.204 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.204 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.204 * [taylor]: Taking taylor expansion of 1.0 in y 1.204 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.204 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.204 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.204 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.205 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.205 * [taylor]: Taking taylor expansion of 4.0 in y 1.205 * [taylor]: Taking taylor expansion of (log x) in y 1.205 * [taylor]: Taking taylor expansion of x in y 1.205 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.205 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.205 * [taylor]: Taking taylor expansion of y in y 1.206 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.206 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.206 * [taylor]: Taking taylor expansion of 9.0 in x 1.206 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.206 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.206 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.206 * [taylor]: Taking taylor expansion of 1.0 in x 1.206 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.206 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.206 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.206 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.206 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.206 * [taylor]: Taking taylor expansion of 4.0 in x 1.206 * [taylor]: Taking taylor expansion of (log x) in x 1.206 * [taylor]: Taking taylor expansion of x in x 1.207 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.207 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.207 * [taylor]: Taking taylor expansion of y in x 1.207 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.207 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.207 * [taylor]: Taking taylor expansion of 9.0 in x 1.207 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.208 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.208 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.208 * [taylor]: Taking taylor expansion of 1.0 in x 1.208 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.208 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.208 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.208 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.208 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.208 * [taylor]: Taking taylor expansion of 4.0 in x 1.208 * [taylor]: Taking taylor expansion of (log x) in x 1.208 * [taylor]: Taking taylor expansion of x in x 1.209 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.209 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.209 * [taylor]: Taking taylor expansion of y in x 1.209 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.210 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.210 * [taylor]: Taking taylor expansion of 9.0 in y 1.210 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.210 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.210 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.210 * [taylor]: Taking taylor expansion of 1.0 in y 1.210 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.210 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.210 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.210 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.210 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.210 * [taylor]: Taking taylor expansion of 4.0 in y 1.210 * [taylor]: Taking taylor expansion of (log x) in y 1.210 * [taylor]: Taking taylor expansion of x in y 1.210 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.210 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.210 * [taylor]: Taking taylor expansion of y in y 1.219 * [taylor]: Taking taylor expansion of 0 in y 1.228 * [taylor]: Taking taylor expansion of 0 in y 1.242 * [taylor]: Taking taylor expansion of 0 in y 1.261 * [taylor]: Taking taylor expansion of 0 in y 1.287 * [taylor]: Taking taylor expansion of 0 in y 1.332 * [taylor]: Taking taylor expansion of 0 in y 1.395 * [taylor]: Taking taylor expansion of 0 in y 1.396 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.396 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.396 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.396 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.396 * [taylor]: Taking taylor expansion of 9.0 in y 1.396 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.396 * [taylor]: Taking taylor expansion of x in y 1.396 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.396 * [taylor]: Taking taylor expansion of y in y 1.396 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.396 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.396 * [taylor]: Taking taylor expansion of 9.0 in x 1.396 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.396 * [taylor]: Taking taylor expansion of x in x 1.396 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.396 * [taylor]: Taking taylor expansion of y in x 1.396 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.396 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.396 * [taylor]: Taking taylor expansion of 9.0 in x 1.396 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.396 * [taylor]: Taking taylor expansion of x in x 1.396 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.396 * [taylor]: Taking taylor expansion of y in x 1.397 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.397 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.397 * [taylor]: Taking taylor expansion of y in y 1.397 * [taylor]: Taking taylor expansion of 0 in y 1.398 * [taylor]: Taking taylor expansion of 0 in y 1.400 * [taylor]: Taking taylor expansion of 0 in y 1.400 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.400 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.400 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.400 * [taylor]: Taking taylor expansion of 9.0 in y 1.400 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.400 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.400 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.400 * [taylor]: Taking taylor expansion of 1.0 in y 1.400 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.400 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.400 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.401 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.401 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.401 * [taylor]: Taking taylor expansion of 4.0 in y 1.401 * [taylor]: Taking taylor expansion of (log x) in y 1.401 * [taylor]: Taking taylor expansion of x in y 1.401 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.401 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.401 * [taylor]: Taking taylor expansion of y in y 1.402 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.402 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.402 * [taylor]: Taking taylor expansion of 9.0 in x 1.402 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.402 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.402 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.402 * [taylor]: Taking taylor expansion of 1.0 in x 1.402 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.402 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.402 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.402 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.402 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.402 * [taylor]: Taking taylor expansion of 4.0 in x 1.402 * [taylor]: Taking taylor expansion of (log x) in x 1.402 * [taylor]: Taking taylor expansion of x in x 1.403 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.403 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.403 * [taylor]: Taking taylor expansion of y in x 1.403 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.403 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.404 * [taylor]: Taking taylor expansion of 9.0 in x 1.404 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.404 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.404 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.404 * [taylor]: Taking taylor expansion of 1.0 in x 1.404 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.404 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.404 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.404 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.404 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.404 * [taylor]: Taking taylor expansion of 4.0 in x 1.404 * [taylor]: Taking taylor expansion of (log x) in x 1.404 * [taylor]: Taking taylor expansion of x in x 1.405 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.405 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.405 * [taylor]: Taking taylor expansion of y in x 1.406 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.406 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.406 * [taylor]: Taking taylor expansion of 9.0 in y 1.406 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.406 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.406 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.406 * [taylor]: Taking taylor expansion of 1.0 in y 1.406 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.406 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.406 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.406 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.406 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.406 * [taylor]: Taking taylor expansion of 4.0 in y 1.406 * [taylor]: Taking taylor expansion of (log x) in y 1.406 * [taylor]: Taking taylor expansion of x in y 1.406 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.406 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.406 * [taylor]: Taking taylor expansion of y in y 1.412 * [taylor]: Taking taylor expansion of 0 in y 1.422 * [taylor]: Taking taylor expansion of 0 in y 1.434 * [taylor]: Taking taylor expansion of 0 in y 1.457 * [taylor]: Taking taylor expansion of 0 in y 1.483 * [taylor]: Taking taylor expansion of 0 in y 1.529 * [taylor]: Taking taylor expansion of 0 in y 1.592 * [taylor]: Taking taylor expansion of 0 in y 1.593 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.593 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.593 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.593 * [taylor]: Taking taylor expansion of 9.0 in y 1.593 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.593 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.593 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.593 * [taylor]: Taking taylor expansion of 1.0 in y 1.593 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.593 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.593 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.593 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.593 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.593 * [taylor]: Taking taylor expansion of 4.0 in y 1.593 * [taylor]: Taking taylor expansion of (log x) in y 1.593 * [taylor]: Taking taylor expansion of x in y 1.594 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.594 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.594 * [taylor]: Taking taylor expansion of y in y 1.595 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.595 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.595 * [taylor]: Taking taylor expansion of 9.0 in x 1.595 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.595 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.595 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.595 * [taylor]: Taking taylor expansion of 1.0 in x 1.595 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.595 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.595 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.595 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.595 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.595 * [taylor]: Taking taylor expansion of 4.0 in x 1.595 * [taylor]: Taking taylor expansion of (log x) in x 1.595 * [taylor]: Taking taylor expansion of x in x 1.596 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.596 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.596 * [taylor]: Taking taylor expansion of y in x 1.597 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.597 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.597 * [taylor]: Taking taylor expansion of 9.0 in x 1.597 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.597 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.597 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.597 * [taylor]: Taking taylor expansion of 1.0 in x 1.597 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.597 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.597 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.597 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.597 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.597 * [taylor]: Taking taylor expansion of 4.0 in x 1.597 * [taylor]: Taking taylor expansion of (log x) in x 1.597 * [taylor]: Taking taylor expansion of x in x 1.598 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.598 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.598 * [taylor]: Taking taylor expansion of y in x 1.599 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.599 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.599 * [taylor]: Taking taylor expansion of 9.0 in y 1.599 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.599 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.599 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.599 * [taylor]: Taking taylor expansion of 1.0 in y 1.599 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.599 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.599 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.599 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.599 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.599 * [taylor]: Taking taylor expansion of 4.0 in y 1.599 * [taylor]: Taking taylor expansion of (log x) in y 1.599 * [taylor]: Taking taylor expansion of x in y 1.599 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.599 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.599 * [taylor]: Taking taylor expansion of y in y 1.609 * [taylor]: Taking taylor expansion of 0 in y 1.618 * [taylor]: Taking taylor expansion of 0 in y 1.631 * [taylor]: Taking taylor expansion of 0 in y 1.651 * [taylor]: Taking taylor expansion of 0 in y 1.678 * [taylor]: Taking taylor expansion of 0 in y 1.725 * [taylor]: Taking taylor expansion of 0 in y 1.790 * [taylor]: Taking taylor expansion of 0 in y 1.791 * * * [progress]: simplifying candidates 1.791 * [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)) 1.796 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.800 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.815 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 1.907 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 1.909 * [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)) 1.910 * * * [progress]: adding candidates to table 2.008 * [progress]: [Phase 3 of 3] Extracting. 2.011 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (- 2.0))) 2.012 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.012 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.012 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.013 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.013 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (- 2.0))) 2.947 * [regime-testing]: End program error score: 51.99999982801125