4.668 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.025 * [progress]: [Phase 2 of 3] Improving. 0.026 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.028 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.030 * * [simplify]: iteration 1 : 58 enodes (cost 7 ) 0.031 * * [simplify]: iteration 2 : 156 enodes (cost 7 ) 0.034 * * [simplify]: iteration 3 : 325 enodes (cost 7 ) 0.041 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.056 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.105 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.106 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.106 * * [progress]: iteration 1 / 4 0.106 * * * [progress]: picking best candidate 0.108 * * * * [pick]: Picked # 0.108 * * * [progress]: localizing error 0.117 * * * [progress]: generating rewritten candidates 0.117 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.122 * * * [progress]: generating series expansions 0.122 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.123 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.123 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.123 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.123 * [taylor]: Taking taylor expansion of 2.0 in y 0.123 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.123 * [taylor]: Taking taylor expansion of y in y 0.123 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.123 * [taylor]: Taking taylor expansion of 9.0 in y 0.123 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.123 * [taylor]: Taking taylor expansion of x in y 0.123 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.123 * [taylor]: Taking taylor expansion of y in y 0.123 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.123 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.123 * [taylor]: Taking taylor expansion of 2.0 in x 0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.123 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.123 * [taylor]: Taking taylor expansion of 9.0 in x 0.123 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.123 * [taylor]: Taking taylor expansion of x in x 0.123 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.123 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.123 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.123 * [taylor]: Taking taylor expansion of 2.0 in x 0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.123 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.123 * [taylor]: Taking taylor expansion of 9.0 in x 0.123 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.123 * [taylor]: Taking taylor expansion of x in x 0.123 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 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 (pow y 4) in y 0.124 * [taylor]: Taking taylor expansion of y in y 0.126 * [taylor]: Taking taylor expansion of 0 in y 0.128 * [taylor]: Taking taylor expansion of 0 in y 0.131 * [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 0.143 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.143 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.143 * [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 0.148 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.148 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.148 * [taylor]: Taking taylor expansion of 9.0 in x 0.148 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.148 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.148 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.148 * [taylor]: Taking taylor expansion of 1.0 in x 0.148 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.148 * [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 0.151 * [taylor]: Taking taylor expansion of 4.0 in y 0.151 * [taylor]: Taking taylor expansion of (log x) in y 0.151 * [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 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.152 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.152 * [taylor]: Taking taylor expansion of y in y 0.159 * [taylor]: Taking taylor expansion of 0 in y 0.170 * [taylor]: Taking taylor expansion of 0 in y 0.186 * [taylor]: Taking taylor expansion of 0 in y 0.209 * [taylor]: Taking taylor expansion of 0 in y 0.213 * [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 0.214 * [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 0.214 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.214 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.214 * [taylor]: Taking taylor expansion of 9.0 in y 0.214 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.214 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.214 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.214 * [taylor]: Taking taylor expansion of 1.0 in y 0.214 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.214 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.214 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.214 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.214 * [taylor]: Taking taylor expansion of 4.0 in y 0.214 * [taylor]: Taking taylor expansion of (log x) in y 0.214 * [taylor]: Taking taylor expansion of x in y 0.214 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.214 * [taylor]: Taking taylor expansion of 2.0 in y 0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.214 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.214 * [taylor]: Taking taylor expansion of y in y 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.215 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.215 * [taylor]: Taking taylor expansion of y in y 0.216 * [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 0.216 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.216 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.216 * [taylor]: Taking taylor expansion of 9.0 in x 0.216 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.216 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.216 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.216 * [taylor]: Taking taylor expansion of 1.0 in x 0.216 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.216 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.216 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.216 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.216 * [taylor]: Taking taylor expansion of 4.0 in x 0.216 * [taylor]: Taking taylor expansion of (log x) in x 0.216 * [taylor]: Taking taylor expansion of x in x 0.217 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.217 * [taylor]: Taking taylor expansion of 2.0 in x 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.217 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.217 * [taylor]: Taking taylor expansion of y in x 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.218 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.218 * [taylor]: Taking taylor expansion of y 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)))) (/ 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 0.220 * [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 0.226 * [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 0.226 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.226 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.226 * [taylor]: Taking taylor expansion of 9.0 in y 0.226 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.226 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.226 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.226 * [taylor]: Taking taylor expansion of 1.0 in y 0.226 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.226 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.226 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.226 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.226 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.226 * [taylor]: Taking taylor expansion of 4.0 in y 0.226 * [taylor]: Taking taylor expansion of (log x) in y 0.226 * [taylor]: Taking taylor expansion of x in y 0.227 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.227 * [taylor]: Taking taylor expansion of 2.0 in y 0.227 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.227 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.227 * [taylor]: Taking taylor expansion of y in y 0.228 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.228 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.228 * [taylor]: Taking taylor expansion of y in y 0.235 * [taylor]: Taking taylor expansion of 0 in y 0.246 * [taylor]: Taking taylor expansion of 0 in y 0.262 * [taylor]: Taking taylor expansion of 0 in y 0.284 * [taylor]: Taking taylor expansion of 0 in y 0.289 * * * [progress]: simplifying candidates 0.289 * [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)) 0.292 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.296 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.311 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.386 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.388 * [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)) 0.388 * * * [progress]: adding candidates to table 0.425 * * [progress]: iteration 2 / 4 0.426 * * * [progress]: picking best candidate 0.428 * * * * [pick]: Picked # 0.428 * * * [progress]: localizing error 0.441 * * * [progress]: generating rewritten candidates 0.441 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.449 * * * [progress]: generating series expansions 0.449 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.449 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.449 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.449 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.449 * [taylor]: Taking taylor expansion of 9.0 in y 0.449 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.449 * [taylor]: Taking taylor expansion of x in y 0.449 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.449 * [taylor]: Taking taylor expansion of y in y 0.449 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.449 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.449 * [taylor]: Taking taylor expansion of 9.0 in x 0.449 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.449 * [taylor]: Taking taylor expansion of x in x 0.449 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.449 * [taylor]: Taking taylor expansion of y in x 0.449 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.449 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.449 * [taylor]: Taking taylor expansion of 9.0 in x 0.449 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.449 * [taylor]: Taking taylor expansion of x in x 0.449 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.449 * [taylor]: Taking taylor expansion of y in x 0.450 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.450 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.450 * [taylor]: Taking taylor expansion of y in y 0.450 * [taylor]: Taking taylor expansion of 0 in y 0.452 * [taylor]: Taking taylor expansion of 0 in y 0.453 * [taylor]: Taking taylor expansion of 0 in y 0.453 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.454 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.454 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.454 * [taylor]: Taking taylor expansion of 9.0 in y 0.454 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.454 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.454 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.454 * [taylor]: Taking taylor expansion of 1.0 in y 0.454 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.454 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.454 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.454 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.454 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.454 * [taylor]: Taking taylor expansion of 4.0 in y 0.454 * [taylor]: Taking taylor expansion of (log x) in y 0.454 * [taylor]: Taking taylor expansion of x in y 0.454 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.454 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.454 * [taylor]: Taking taylor expansion of y in y 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 x 0.457 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.457 * [taylor]: Taking taylor expansion of 9.0 in x 0.457 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.457 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.457 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.457 * [taylor]: Taking taylor expansion of 1.0 in x 0.457 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.457 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.457 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.457 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.457 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.457 * [taylor]: Taking taylor expansion of 4.0 in x 0.457 * [taylor]: Taking taylor expansion of (log x) in x 0.457 * [taylor]: Taking taylor expansion of x in x 0.458 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.458 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.458 * [taylor]: Taking taylor expansion of y in x 0.459 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.459 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.459 * [taylor]: Taking taylor expansion of 9.0 in y 0.459 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.459 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.459 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.459 * [taylor]: Taking taylor expansion of 1.0 in y 0.459 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.459 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.459 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.459 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.459 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.459 * [taylor]: Taking taylor expansion of 4.0 in y 0.459 * [taylor]: Taking taylor expansion of (log x) in y 0.459 * [taylor]: Taking taylor expansion of x in y 0.460 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.460 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.460 * [taylor]: Taking taylor expansion of y in y 0.466 * [taylor]: Taking taylor expansion of 0 in y 0.475 * [taylor]: Taking taylor expansion of 0 in y 0.493 * [taylor]: Taking taylor expansion of 0 in y 0.512 * [taylor]: Taking taylor expansion of 0 in y 0.540 * [taylor]: Taking taylor expansion of 0 in y 0.587 * [taylor]: Taking taylor expansion of 0 in y 0.652 * [taylor]: Taking taylor expansion of 0 in y 0.653 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.653 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.653 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.653 * [taylor]: Taking taylor expansion of 9.0 in y 0.653 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.653 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.653 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.653 * [taylor]: Taking taylor expansion of 1.0 in y 0.653 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.653 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.653 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.653 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.653 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.653 * [taylor]: Taking taylor expansion of 4.0 in y 0.653 * [taylor]: Taking taylor expansion of (log x) in y 0.653 * [taylor]: Taking taylor expansion of x in y 0.654 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.654 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.654 * [taylor]: Taking taylor expansion of y in y 0.655 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.655 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.655 * [taylor]: Taking taylor expansion of 9.0 in x 0.655 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.655 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.655 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.655 * [taylor]: Taking taylor expansion of 1.0 in x 0.655 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.655 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.655 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.655 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.655 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.655 * [taylor]: Taking taylor expansion of 4.0 in x 0.655 * [taylor]: Taking taylor expansion of (log x) in x 0.655 * [taylor]: Taking taylor expansion of x in x 0.657 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.657 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.657 * [taylor]: Taking taylor expansion of y in x 0.657 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.657 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.657 * [taylor]: Taking taylor expansion of 9.0 in x 0.657 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.657 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.657 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.657 * [taylor]: Taking taylor expansion of 1.0 in x 0.657 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.657 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.657 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.657 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.657 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.657 * [taylor]: Taking taylor expansion of 4.0 in x 0.657 * [taylor]: Taking taylor expansion of (log x) in x 0.657 * [taylor]: Taking taylor expansion of x in x 0.658 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.658 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.658 * [taylor]: Taking taylor expansion of y in x 0.659 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.659 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.659 * [taylor]: Taking taylor expansion of 9.0 in y 0.659 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.659 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.659 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.659 * [taylor]: Taking taylor expansion of 1.0 in y 0.659 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.659 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.659 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.659 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.659 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.659 * [taylor]: Taking taylor expansion of 4.0 in y 0.659 * [taylor]: Taking taylor expansion of (log x) in y 0.659 * [taylor]: Taking taylor expansion of x in y 0.660 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.660 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.660 * [taylor]: Taking taylor expansion of y in y 0.666 * [taylor]: Taking taylor expansion of 0 in y 0.675 * [taylor]: Taking taylor expansion of 0 in y 0.688 * [taylor]: Taking taylor expansion of 0 in y 0.707 * [taylor]: Taking taylor expansion of 0 in y 0.739 * [taylor]: Taking taylor expansion of 0 in y 0.782 * [taylor]: Taking taylor expansion of 0 in y 0.848 * [taylor]: Taking taylor expansion of 0 in y 0.848 * * * [progress]: simplifying candidates 0.849 * [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)) 0.852 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.855 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.868 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.953 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.954 * [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)) 0.955 * * * [progress]: adding candidates to table 0.996 * * [progress]: iteration 3 / 4 0.996 * * * [progress]: picking best candidate 0.998 * * * * [pick]: Picked # 0.998 * * * [progress]: localizing error 1.014 * * * [progress]: generating rewritten candidates 1.015 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.020 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.027 * * * [progress]: generating series expansions 1.027 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.027 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.027 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.027 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.027 * [taylor]: Taking taylor expansion of 9.0 in y 1.027 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.027 * [taylor]: Taking taylor expansion of x in y 1.027 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.027 * [taylor]: Taking taylor expansion of y in y 1.027 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.027 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.027 * [taylor]: Taking taylor expansion of 9.0 in x 1.027 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.027 * [taylor]: Taking taylor expansion of x in x 1.027 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.027 * [taylor]: Taking taylor expansion of y in x 1.027 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.027 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.027 * [taylor]: Taking taylor expansion of 9.0 in x 1.027 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.027 * [taylor]: Taking taylor expansion of x in x 1.027 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.027 * [taylor]: Taking taylor expansion of y in x 1.028 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.028 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.028 * [taylor]: Taking taylor expansion of y in y 1.029 * [taylor]: Taking taylor expansion of 0 in y 1.030 * [taylor]: Taking taylor expansion of 0 in y 1.031 * [taylor]: Taking taylor expansion of 0 in y 1.031 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.032 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.032 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.032 * [taylor]: Taking taylor expansion of 9.0 in y 1.032 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.032 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.032 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.032 * [taylor]: Taking taylor expansion of 1.0 in y 1.032 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.032 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.032 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.032 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.032 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.032 * [taylor]: Taking taylor expansion of 4.0 in y 1.032 * [taylor]: Taking taylor expansion of (log x) in y 1.032 * [taylor]: Taking taylor expansion of x in y 1.032 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.032 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.032 * [taylor]: Taking taylor expansion of y in y 1.033 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.033 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.033 * [taylor]: Taking taylor expansion of 9.0 in x 1.033 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.033 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.033 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.033 * [taylor]: Taking taylor expansion of 1.0 in x 1.033 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.033 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.033 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.033 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.033 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.033 * [taylor]: Taking taylor expansion of 4.0 in x 1.033 * [taylor]: Taking taylor expansion of (log x) in x 1.033 * [taylor]: Taking taylor expansion of x in x 1.034 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.034 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.035 * [taylor]: Taking taylor expansion of y in x 1.035 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.035 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.035 * [taylor]: Taking taylor expansion of 9.0 in x 1.035 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.035 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.035 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.035 * [taylor]: Taking taylor expansion of 1.0 in x 1.035 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.035 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.035 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.035 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.035 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.035 * [taylor]: Taking taylor expansion of 4.0 in x 1.035 * [taylor]: Taking taylor expansion of (log x) in x 1.035 * [taylor]: Taking taylor expansion of x in x 1.036 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.036 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.036 * [taylor]: Taking taylor expansion of y in x 1.037 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.037 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.037 * [taylor]: Taking taylor expansion of 9.0 in y 1.037 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.037 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.037 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.037 * [taylor]: Taking taylor expansion of 1.0 in y 1.037 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.037 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.037 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.037 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.037 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.037 * [taylor]: Taking taylor expansion of 4.0 in y 1.037 * [taylor]: Taking taylor expansion of (log x) in y 1.037 * [taylor]: Taking taylor expansion of x in y 1.038 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.038 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.038 * [taylor]: Taking taylor expansion of y in y 1.044 * [taylor]: Taking taylor expansion of 0 in y 1.053 * [taylor]: Taking taylor expansion of 0 in y 1.070 * [taylor]: Taking taylor expansion of 0 in y 1.091 * [taylor]: Taking taylor expansion of 0 in y 1.119 * [taylor]: Taking taylor expansion of 0 in y 1.167 * [taylor]: Taking taylor expansion of 0 in y 1.234 * [taylor]: Taking taylor expansion of 0 in y 1.235 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.235 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.235 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.235 * [taylor]: Taking taylor expansion of 9.0 in y 1.235 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.235 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.235 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.235 * [taylor]: Taking taylor expansion of 1.0 in y 1.235 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.235 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.235 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.235 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.235 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.235 * [taylor]: Taking taylor expansion of 4.0 in y 1.235 * [taylor]: Taking taylor expansion of (log x) in y 1.235 * [taylor]: Taking taylor expansion of x in y 1.235 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.235 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.235 * [taylor]: Taking taylor expansion of y in y 1.236 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.236 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.236 * [taylor]: Taking taylor expansion of 9.0 in x 1.236 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.236 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.236 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.236 * [taylor]: Taking taylor expansion of 1.0 in x 1.236 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.236 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.236 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.236 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.236 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.236 * [taylor]: Taking taylor expansion of 4.0 in x 1.236 * [taylor]: Taking taylor expansion of (log x) in x 1.236 * [taylor]: Taking taylor expansion of x in x 1.238 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.238 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.238 * [taylor]: Taking taylor expansion of y in x 1.238 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.238 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.238 * [taylor]: Taking taylor expansion of 9.0 in x 1.238 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.238 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.238 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.238 * [taylor]: Taking taylor expansion of 1.0 in x 1.238 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.238 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.238 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.238 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.238 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.238 * [taylor]: Taking taylor expansion of 4.0 in x 1.238 * [taylor]: Taking taylor expansion of (log x) in x 1.238 * [taylor]: Taking taylor expansion of x in x 1.239 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.239 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.239 * [taylor]: Taking taylor expansion of y in x 1.240 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.240 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.240 * [taylor]: Taking taylor expansion of 9.0 in y 1.240 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.240 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.240 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.240 * [taylor]: Taking taylor expansion of 1.0 in y 1.240 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.240 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.240 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.240 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.240 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.240 * [taylor]: Taking taylor expansion of 4.0 in y 1.240 * [taylor]: Taking taylor expansion of (log x) in y 1.240 * [taylor]: Taking taylor expansion of x in y 1.241 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.241 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.241 * [taylor]: Taking taylor expansion of y in y 1.247 * [taylor]: Taking taylor expansion of 0 in y 1.256 * [taylor]: Taking taylor expansion of 0 in y 1.270 * [taylor]: Taking taylor expansion of 0 in y 1.289 * [taylor]: Taking taylor expansion of 0 in y 1.323 * [taylor]: Taking taylor expansion of 0 in y 1.367 * [taylor]: Taking taylor expansion of 0 in y 1.437 * [taylor]: Taking taylor expansion of 0 in y 1.437 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.437 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.437 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.437 * [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 1.438 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.438 * [taylor]: Taking taylor expansion of 9.0 in x 1.438 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.438 * [taylor]: Taking taylor expansion of x in x 1.438 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.438 * [taylor]: Taking taylor expansion of y in x 1.438 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.438 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.438 * [taylor]: Taking taylor expansion of 9.0 in x 1.438 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.438 * [taylor]: Taking taylor expansion of x in x 1.438 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.438 * [taylor]: Taking taylor expansion of y in x 1.438 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.438 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.438 * [taylor]: Taking taylor expansion of y in y 1.439 * [taylor]: Taking taylor expansion of 0 in y 1.440 * [taylor]: Taking taylor expansion of 0 in y 1.442 * [taylor]: Taking taylor expansion of 0 in y 1.442 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.442 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.442 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.442 * [taylor]: Taking taylor expansion of 9.0 in y 1.442 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.442 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.442 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.442 * [taylor]: Taking taylor expansion of 1.0 in y 1.442 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.442 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.442 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.442 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.442 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.442 * [taylor]: Taking taylor expansion of 4.0 in y 1.442 * [taylor]: Taking taylor expansion of (log x) in y 1.442 * [taylor]: Taking taylor expansion of x in y 1.443 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.443 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.443 * [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 1.445 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.445 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.445 * [taylor]: Taking taylor expansion of y in x 1.445 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.445 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.445 * [taylor]: Taking taylor expansion of 9.0 in x 1.445 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.445 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.445 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.445 * [taylor]: Taking taylor expansion of 1.0 in x 1.445 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.445 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.445 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.445 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.445 * [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 1.447 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.447 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.447 * [taylor]: Taking taylor expansion of 9.0 in y 1.447 * [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 1.448 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.448 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.448 * [taylor]: Taking taylor expansion of y in y 1.454 * [taylor]: Taking taylor expansion of 0 in y 1.464 * [taylor]: Taking taylor expansion of 0 in y 1.483 * [taylor]: Taking taylor expansion of 0 in y 1.503 * [taylor]: Taking taylor expansion of 0 in y 1.532 * [taylor]: Taking taylor expansion of 0 in y 1.581 * [taylor]: Taking taylor expansion of 0 in y 1.652 * [taylor]: Taking taylor expansion of 0 in y 1.652 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.653 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.653 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.653 * [taylor]: Taking taylor expansion of 9.0 in y 1.653 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.653 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.653 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.653 * [taylor]: Taking taylor expansion of 1.0 in y 1.653 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.653 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.653 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.653 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.653 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.653 * [taylor]: Taking taylor expansion of 4.0 in y 1.653 * [taylor]: Taking taylor expansion of (log x) in y 1.653 * [taylor]: Taking taylor expansion of x in y 1.653 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.653 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.653 * [taylor]: Taking taylor expansion of y in y 1.654 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.654 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.654 * [taylor]: Taking taylor expansion of 9.0 in x 1.654 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.654 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.654 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.654 * [taylor]: Taking taylor expansion of 1.0 in x 1.654 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.654 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.654 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.654 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.654 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.654 * [taylor]: Taking taylor expansion of 4.0 in x 1.654 * [taylor]: Taking taylor expansion of (log x) in x 1.654 * [taylor]: Taking taylor expansion of x in x 1.656 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.656 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.656 * [taylor]: Taking taylor expansion of y in x 1.656 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.656 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.656 * [taylor]: Taking taylor expansion of 9.0 in x 1.656 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.656 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.656 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.656 * [taylor]: Taking taylor expansion of 1.0 in x 1.656 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.656 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.656 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.656 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.656 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.656 * [taylor]: Taking taylor expansion of 4.0 in x 1.656 * [taylor]: Taking taylor expansion of (log x) in x 1.656 * [taylor]: Taking taylor expansion of x in x 1.657 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.657 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.657 * [taylor]: Taking taylor expansion of y in x 1.658 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.658 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.658 * [taylor]: Taking taylor expansion of 9.0 in y 1.658 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.658 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.658 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.658 * [taylor]: Taking taylor expansion of 1.0 in y 1.658 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.658 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.658 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.658 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.658 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.658 * [taylor]: Taking taylor expansion of 4.0 in y 1.658 * [taylor]: Taking taylor expansion of (log x) in y 1.658 * [taylor]: Taking taylor expansion of x in y 1.659 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.659 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.659 * [taylor]: Taking taylor expansion of y in y 1.665 * [taylor]: Taking taylor expansion of 0 in y 1.675 * [taylor]: Taking taylor expansion of 0 in y 1.689 * [taylor]: Taking taylor expansion of 0 in y 1.709 * [taylor]: Taking taylor expansion of 0 in y 1.743 * [taylor]: Taking taylor expansion of 0 in y 1.788 * [taylor]: Taking taylor expansion of 0 in y 1.858 * [taylor]: Taking taylor expansion of 0 in y 1.858 * * * [progress]: simplifying candidates 1.859 * [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)) 1.863 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.867 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.883 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 1.980 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 1.982 * [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)) 1.983 * * * [progress]: adding candidates to table 2.082 * [progress]: [Phase 3 of 3] Extracting. 2.085 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (- 2.0))) 2.086 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.086 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.087 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.087 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.087 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (- 2.0))) 2.818 * [regime-testing]: End program error score: 51.99999982801125