3.083 * [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. 0.025 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.028 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.029 * * [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 ) 0.040 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.056 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.106 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.107 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.107 * * [progress]: iteration 1 / 4 0.107 * * * [progress]: picking best candidate 0.109 * * * * [pick]: Picked # 0.109 * * * [progress]: localizing error 0.118 * * * [progress]: generating rewritten candidates 0.118 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.122 * * * [progress]: generating series expansions 0.123 * * * * [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 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.124 * [taylor]: Taking taylor expansion of 9.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.124 * [taylor]: Taking taylor expansion of x in x 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (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 0.132 * [taylor]: Taking taylor expansion of 0 in y 0.138 * [taylor]: Taking taylor expansion of 9.0 in y 0.141 * [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 0.141 * [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 0.141 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.141 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.141 * [taylor]: Taking taylor expansion of 9.0 in y 0.141 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.141 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.141 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.141 * [taylor]: Taking taylor expansion of 1.0 in y 0.141 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.141 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.141 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.141 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.141 * [taylor]: Taking taylor expansion of 4.0 in y 0.141 * [taylor]: Taking taylor expansion of (log x) in y 0.141 * [taylor]: Taking taylor expansion of x in y 0.142 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.142 * [taylor]: Taking taylor expansion of 2.0 in y 0.142 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.142 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.142 * [taylor]: Taking taylor expansion of y in y 0.142 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.142 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.143 * [taylor]: Taking taylor expansion of y in y 0.143 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.143 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.143 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.143 * [taylor]: Taking taylor expansion of 9.0 in x 0.143 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.143 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.143 * [taylor]: Taking taylor expansion of 1.0 in x 0.143 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.143 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.143 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.143 * [taylor]: Taking taylor expansion of 4.0 in x 0.143 * [taylor]: Taking taylor expansion of (log x) in x 0.143 * [taylor]: Taking taylor expansion of x in x 0.148 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.148 * [taylor]: Taking taylor expansion of 2.0 in x 0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.148 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.148 * [taylor]: Taking taylor expansion of y in x 0.148 * [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 0.149 * [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 0.149 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.149 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.149 * [taylor]: Taking taylor expansion of 9.0 in x 0.149 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.149 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.149 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.149 * [taylor]: Taking taylor expansion of 1.0 in x 0.149 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.149 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.149 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.149 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.149 * [taylor]: Taking taylor expansion of 4.0 in x 0.149 * [taylor]: Taking taylor expansion of (log x) in x 0.149 * [taylor]: Taking taylor expansion of x in x 0.150 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.150 * [taylor]: Taking taylor expansion of 2.0 in x 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.150 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.150 * [taylor]: Taking taylor expansion of y in x 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.150 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.150 * [taylor]: Taking taylor expansion of y in x 0.151 * [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 0.151 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.152 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.152 * [taylor]: Taking taylor expansion of 9.0 in y 0.152 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.152 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.152 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.152 * [taylor]: Taking taylor expansion of 1.0 in y 0.152 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.152 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.152 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.152 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.152 * [taylor]: Taking taylor expansion of 4.0 in y 0.152 * [taylor]: Taking taylor expansion of (log x) in y 0.152 * [taylor]: Taking taylor expansion of x in y 0.152 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.152 * [taylor]: Taking taylor expansion of 2.0 in y 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.152 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.152 * [taylor]: Taking taylor expansion of y in y 0.153 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.153 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.153 * [taylor]: Taking taylor expansion of y in y 0.161 * [taylor]: Taking taylor expansion of 0 in y 0.173 * [taylor]: Taking taylor expansion of 0 in y 0.190 * [taylor]: Taking taylor expansion of 0 in y 0.214 * [taylor]: Taking taylor expansion of 0 in y 0.219 * [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 0.219 * [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 y 0.219 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.219 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.219 * [taylor]: Taking taylor expansion of 9.0 in y 0.219 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.219 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.219 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.219 * [taylor]: Taking taylor expansion of 1.0 in y 0.219 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.219 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.219 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.219 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.219 * [taylor]: Taking taylor expansion of 4.0 in y 0.219 * [taylor]: Taking taylor expansion of (log x) in y 0.219 * [taylor]: Taking taylor expansion of x in y 0.220 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.220 * [taylor]: Taking taylor expansion of 2.0 in y 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.220 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.220 * [taylor]: Taking taylor expansion of y in y 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.221 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.221 * [taylor]: Taking taylor expansion of y in y 0.221 * [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 0.221 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.221 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.221 * [taylor]: Taking taylor expansion of 9.0 in x 0.221 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.221 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.221 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.221 * [taylor]: Taking taylor expansion of 1.0 in x 0.221 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.222 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.222 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.222 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.222 * [taylor]: Taking taylor expansion of 4.0 in x 0.222 * [taylor]: Taking taylor expansion of (log x) in x 0.222 * [taylor]: Taking taylor expansion of x in x 0.223 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.223 * [taylor]: Taking taylor expansion of 2.0 in x 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.223 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.223 * [taylor]: Taking taylor expansion of y in x 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.223 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.223 * [taylor]: Taking taylor expansion of y in x 0.223 * [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 0.223 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.223 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.223 * [taylor]: Taking taylor expansion of 9.0 in x 0.223 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.223 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.223 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.223 * [taylor]: Taking taylor expansion of 1.0 in x 0.223 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.223 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.223 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.223 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.223 * [taylor]: Taking taylor expansion of 4.0 in x 0.223 * [taylor]: Taking taylor expansion of (log x) in x 0.223 * [taylor]: Taking taylor expansion of x in x 0.224 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.224 * [taylor]: Taking taylor expansion of 2.0 in x 0.224 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.224 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.224 * [taylor]: Taking taylor expansion of y in x 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.225 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.225 * [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 0.227 * [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 0.249 * [taylor]: Taking taylor expansion of 0 in y 0.265 * [taylor]: Taking taylor expansion of 0 in y 0.289 * [taylor]: Taking taylor expansion of 0 in y 0.294 * * * [progress]: simplifying candidates 0.294 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (* (* y y) (- (* y y) 2.0)))) (log (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (* (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (* (* y y) (- (* y y) 2.0)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0))) (* (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (neg (* (* y y) (- (* y y) 2.0))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0)))) (+ (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (neg (* (* y y) (- (* y y) 2.0))) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4)))) (pow y 4)) 0.298 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.301 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.316 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.390 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.391 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (log (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (pow (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 3) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (* (* y y) (- (* y y) 2.0)) 3)) (+ (* (* (* y y) (- (* y y) 2.0)) (+ (* (* y y) (- (* y y) 2.0)) (* 9.0 (pow x 4.0)))) (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0)))) (- (* 2.0 (pow y 2)) (pow y 4)) (+ (* (neg (pow y 4)) (* (- (* y y) 2.0) (- (* y y) 2.0))) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (- (* 2.0 (pow y 2)) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4)))) (pow y 4)) 0.392 * * * [progress]: adding candidates to table 0.431 * * [progress]: iteration 2 / 4 0.431 * * * [progress]: picking best candidate 0.433 * * * * [pick]: Picked # 0.433 * * * [progress]: localizing error 0.446 * * * [progress]: generating rewritten candidates 0.446 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.454 * * * [progress]: generating series expansions 0.454 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.454 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.454 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.454 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.454 * [taylor]: Taking taylor expansion of 9.0 in y 0.454 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.454 * [taylor]: Taking taylor expansion of x in y 0.454 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.454 * [taylor]: Taking taylor expansion of y in y 0.454 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.454 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.454 * [taylor]: Taking taylor expansion of 9.0 in x 0.454 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.454 * [taylor]: Taking taylor expansion of x in x 0.454 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.454 * [taylor]: Taking taylor expansion of y in x 0.454 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.454 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.454 * [taylor]: Taking taylor expansion of 9.0 in x 0.454 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.454 * [taylor]: Taking taylor expansion of x in x 0.454 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.454 * [taylor]: Taking taylor expansion of y in x 0.455 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 0.455 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.455 * [taylor]: Taking taylor expansion of y in y 0.455 * [taylor]: Taking taylor expansion of 0 in y 0.457 * [taylor]: Taking taylor expansion of 0 in y 0.458 * [taylor]: Taking taylor expansion of 0 in y 0.459 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.459 * [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 0.459 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.459 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.460 * [taylor]: Taking taylor expansion of y in y 0.460 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.460 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.460 * [taylor]: Taking taylor expansion of 9.0 in x 0.460 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.460 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.460 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.460 * [taylor]: Taking taylor expansion of 1.0 in x 0.460 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.460 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.461 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.461 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.461 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.461 * [taylor]: Taking taylor expansion of 4.0 in x 0.461 * [taylor]: Taking taylor expansion of (log x) in x 0.461 * [taylor]: Taking taylor expansion of x in x 0.462 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.462 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.462 * [taylor]: Taking taylor expansion of y in x 0.462 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.462 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.462 * [taylor]: Taking taylor expansion of 9.0 in x 0.462 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.462 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.462 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.462 * [taylor]: Taking taylor expansion of 1.0 in x 0.462 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.462 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.462 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.462 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.462 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.462 * [taylor]: Taking taylor expansion of 4.0 in x 0.462 * [taylor]: Taking taylor expansion of (log x) in x 0.462 * [taylor]: Taking taylor expansion of x in x 0.463 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.463 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.463 * [taylor]: Taking taylor expansion of y in x 0.464 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.464 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.464 * [taylor]: Taking taylor expansion of 9.0 in y 0.464 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.464 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.464 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.464 * [taylor]: Taking taylor expansion of 1.0 in y 0.464 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.464 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.464 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.464 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.464 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.464 * [taylor]: Taking taylor expansion of 4.0 in y 0.464 * [taylor]: Taking taylor expansion of (log x) in y 0.464 * [taylor]: Taking taylor expansion of x in y 0.465 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.465 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.465 * [taylor]: Taking taylor expansion of y in y 0.472 * [taylor]: Taking taylor expansion of 0 in y 0.482 * [taylor]: Taking taylor expansion of 0 in y 0.496 * [taylor]: Taking taylor expansion of 0 in y 0.520 * [taylor]: Taking taylor expansion of 0 in y 0.548 * [taylor]: Taking taylor expansion of 0 in y 0.598 * [taylor]: Taking taylor expansion of 0 in y 0.666 * [taylor]: Taking taylor expansion of 0 in y 0.666 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.666 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.666 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.666 * [taylor]: Taking taylor expansion of 9.0 in y 0.666 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.667 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.667 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.667 * [taylor]: Taking taylor expansion of 1.0 in y 0.667 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.667 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.667 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.667 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.667 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.667 * [taylor]: Taking taylor expansion of 4.0 in y 0.667 * [taylor]: Taking taylor expansion of (log x) in y 0.667 * [taylor]: Taking taylor expansion of x in y 0.667 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.667 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.667 * [taylor]: Taking taylor expansion of y in y 0.668 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.668 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.668 * [taylor]: Taking taylor expansion of 9.0 in x 0.668 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.668 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.668 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.668 * [taylor]: Taking taylor expansion of 1.0 in x 0.668 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.668 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.668 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.668 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.668 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.668 * [taylor]: Taking taylor expansion of 4.0 in x 0.668 * [taylor]: Taking taylor expansion of (log x) in x 0.668 * [taylor]: Taking taylor expansion of x in x 0.669 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.669 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.669 * [taylor]: Taking taylor expansion of y in x 0.670 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.670 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.670 * [taylor]: Taking taylor expansion of 9.0 in x 0.670 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.670 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.670 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.670 * [taylor]: Taking taylor expansion of 1.0 in x 0.670 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.670 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.670 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.670 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.670 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.670 * [taylor]: Taking taylor expansion of 4.0 in x 0.670 * [taylor]: Taking taylor expansion of (log x) in x 0.670 * [taylor]: Taking taylor expansion of x in x 0.671 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.671 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.671 * [taylor]: Taking taylor expansion of y in x 0.672 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.672 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.672 * [taylor]: Taking taylor expansion of 9.0 in y 0.672 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.672 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.672 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.672 * [taylor]: Taking taylor expansion of 1.0 in y 0.672 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.672 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.672 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.672 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.672 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.672 * [taylor]: Taking taylor expansion of 4.0 in y 0.672 * [taylor]: Taking taylor expansion of (log x) in y 0.672 * [taylor]: Taking taylor expansion of x in y 0.673 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.673 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.673 * [taylor]: Taking taylor expansion of y in y 0.679 * [taylor]: Taking taylor expansion of 0 in y 0.689 * [taylor]: Taking taylor expansion of 0 in y 0.703 * [taylor]: Taking taylor expansion of 0 in y 0.723 * [taylor]: Taking taylor expansion of 0 in y 0.756 * [taylor]: Taking taylor expansion of 0 in y 0.799 * [taylor]: Taking taylor expansion of 0 in y 0.867 * [taylor]: Taking taylor expansion of 0 in y 0.868 * * * [progress]: simplifying candidates 0.868 * [simplify]: Simplifying using # : (* (exp (* 9.0 (pow x 4.0))) (/ 1 (exp (pow y 4)))) (* (exp (* 9.0 (pow x 4.0))) (exp (neg (pow y 4)))) (log (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (* (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (* (* (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (+ (pow (* 9.0 (pow x 4.0)) 3) (pow (neg (pow y 4)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (- (* (neg (pow y 4)) (neg (pow y 4))) (* (* 9.0 (pow x 4.0)) (neg (pow y 4))))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (neg (pow y 4)) (neg (pow y 4)))) (- (* 9.0 (pow x 4.0)) (neg (pow y 4))) (+ (* 9.0 (pow x 4.0)) 0) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0.871 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.874 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.887 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.974 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.975 * [simplify]: Simplified to: (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (log (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (exp (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (* (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4))))) (cbrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (sqrt (+ (* 9.0 (pow x 4.0)) (neg (pow y 4)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (pow y 4) (* 9.0 (pow x 4.0)))) (pow y 8)) (+ (* 9.0 (* 9.0 (pow x (* 2 4.0)))) (- 0 (pow y 8))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (* 9.0 (pow x 4.0)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0.976 * * * [progress]: adding candidates to table 1.019 * * [progress]: iteration 3 / 4 1.019 * * * [progress]: picking best candidate 1.021 * * * * [pick]: Picked # 1.022 * * * [progress]: localizing error 1.038 * * * [progress]: generating rewritten candidates 1.038 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.043 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.050 * * * [progress]: generating series expansions 1.050 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.051 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.051 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.051 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.051 * [taylor]: Taking taylor expansion of 9.0 in y 1.051 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.051 * [taylor]: Taking taylor expansion of x in y 1.051 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.051 * [taylor]: Taking taylor expansion of y in y 1.051 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.051 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.051 * [taylor]: Taking taylor expansion of 9.0 in x 1.051 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.051 * [taylor]: Taking taylor expansion of x in x 1.051 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.051 * [taylor]: Taking taylor expansion of y in x 1.051 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.051 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.051 * [taylor]: Taking taylor expansion of 9.0 in x 1.051 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.051 * [taylor]: Taking taylor expansion of x in x 1.051 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.051 * [taylor]: Taking taylor expansion of y in x 1.051 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.051 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.051 * [taylor]: Taking taylor expansion of y in y 1.052 * [taylor]: Taking taylor expansion of 0 in y 1.053 * [taylor]: Taking taylor expansion of 0 in y 1.055 * [taylor]: Taking taylor expansion of 0 in y 1.055 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.056 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.056 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.056 * [taylor]: Taking taylor expansion of 9.0 in y 1.056 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.056 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.056 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.056 * [taylor]: Taking taylor expansion of 1.0 in y 1.056 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.056 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.056 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.056 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.056 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.056 * [taylor]: Taking taylor expansion of 4.0 in y 1.056 * [taylor]: Taking taylor expansion of (log x) in y 1.056 * [taylor]: Taking taylor expansion of x in y 1.056 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.056 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.056 * [taylor]: Taking taylor expansion of y in y 1.057 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.057 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.057 * [taylor]: Taking taylor expansion of 9.0 in x 1.057 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.057 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.057 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.057 * [taylor]: Taking taylor expansion of 1.0 in x 1.057 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.057 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.057 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.057 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.057 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.057 * [taylor]: Taking taylor expansion of 4.0 in x 1.057 * [taylor]: Taking taylor expansion of (log x) in x 1.057 * [taylor]: Taking taylor expansion of x in x 1.059 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.059 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.059 * [taylor]: Taking taylor expansion of y in x 1.059 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.059 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.059 * [taylor]: Taking taylor expansion of 9.0 in x 1.059 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.059 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.059 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.059 * [taylor]: Taking taylor expansion of 1.0 in x 1.059 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.059 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.059 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.059 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.059 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.059 * [taylor]: Taking taylor expansion of 4.0 in x 1.059 * [taylor]: Taking taylor expansion of (log x) in x 1.059 * [taylor]: Taking taylor expansion of x in x 1.060 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.060 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.060 * [taylor]: Taking taylor expansion of y in x 1.061 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.061 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.061 * [taylor]: Taking taylor expansion of 9.0 in y 1.061 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.061 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.061 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.061 * [taylor]: Taking taylor expansion of 1.0 in y 1.061 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.061 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.061 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.061 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.061 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.061 * [taylor]: Taking taylor expansion of 4.0 in y 1.061 * [taylor]: Taking taylor expansion of (log x) in y 1.061 * [taylor]: Taking taylor expansion of x in y 1.062 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.062 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.062 * [taylor]: Taking taylor expansion of y in y 1.068 * [taylor]: Taking taylor expansion of 0 in y 1.078 * [taylor]: Taking taylor expansion of 0 in y 1.092 * [taylor]: Taking taylor expansion of 0 in y 1.117 * [taylor]: Taking taylor expansion of 0 in y 1.144 * [taylor]: Taking taylor expansion of 0 in y 1.193 * [taylor]: Taking taylor expansion of 0 in y 1.261 * [taylor]: Taking taylor expansion of 0 in y 1.262 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.262 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.262 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.262 * [taylor]: Taking taylor expansion of 9.0 in y 1.262 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.262 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.262 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.262 * [taylor]: Taking taylor expansion of 1.0 in y 1.262 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.262 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.262 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.262 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.262 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.262 * [taylor]: Taking taylor expansion of 4.0 in y 1.262 * [taylor]: Taking taylor expansion of (log x) in y 1.262 * [taylor]: Taking taylor expansion of x in y 1.263 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.263 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.263 * [taylor]: Taking taylor expansion of y in y 1.263 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.263 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.263 * [taylor]: Taking taylor expansion of 9.0 in x 1.263 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.264 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.264 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.264 * [taylor]: Taking taylor expansion of 1.0 in x 1.264 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.264 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.264 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.264 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.264 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.264 * [taylor]: Taking taylor expansion of 4.0 in x 1.264 * [taylor]: Taking taylor expansion of (log x) in x 1.264 * [taylor]: Taking taylor expansion of x in x 1.265 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.265 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.265 * [taylor]: Taking taylor expansion of y in x 1.265 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.265 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.265 * [taylor]: Taking taylor expansion of 9.0 in x 1.265 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.265 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.265 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.265 * [taylor]: Taking taylor expansion of 1.0 in x 1.265 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.265 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.265 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.265 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.265 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.265 * [taylor]: Taking taylor expansion of 4.0 in x 1.265 * [taylor]: Taking taylor expansion of (log x) in x 1.265 * [taylor]: Taking taylor expansion of x in x 1.266 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.266 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.266 * [taylor]: Taking taylor expansion of y in x 1.267 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.267 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.267 * [taylor]: Taking taylor expansion of 9.0 in y 1.267 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.267 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.267 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.267 * [taylor]: Taking taylor expansion of 1.0 in y 1.267 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.267 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.267 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.267 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.267 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.267 * [taylor]: Taking taylor expansion of 4.0 in y 1.267 * [taylor]: Taking taylor expansion of (log x) in y 1.267 * [taylor]: Taking taylor expansion of x in y 1.268 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.268 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.268 * [taylor]: Taking taylor expansion of y in y 1.274 * [taylor]: Taking taylor expansion of 0 in y 1.284 * [taylor]: Taking taylor expansion of 0 in y 1.298 * [taylor]: Taking taylor expansion of 0 in y 1.318 * [taylor]: Taking taylor expansion of 0 in y 1.351 * [taylor]: Taking taylor expansion of 0 in y 1.395 * [taylor]: Taking taylor expansion of 0 in y 1.464 * [taylor]: Taking taylor expansion of 0 in y 1.464 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.465 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.465 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.465 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.465 * [taylor]: Taking taylor expansion of 9.0 in y 1.465 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.465 * [taylor]: Taking taylor expansion of x in y 1.465 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.465 * [taylor]: Taking taylor expansion of y in y 1.465 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.465 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.465 * [taylor]: Taking taylor expansion of 9.0 in x 1.465 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.465 * [taylor]: Taking taylor expansion of x in x 1.465 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.465 * [taylor]: Taking taylor expansion of y in x 1.465 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.465 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.465 * [taylor]: Taking taylor expansion of 9.0 in x 1.465 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.465 * [taylor]: Taking taylor expansion of x in x 1.465 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.465 * [taylor]: Taking taylor expansion of y in x 1.465 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.465 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.465 * [taylor]: Taking taylor expansion of y in y 1.466 * [taylor]: Taking taylor expansion of 0 in y 1.467 * [taylor]: Taking taylor expansion of 0 in y 1.469 * [taylor]: Taking taylor expansion of 0 in y 1.469 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.469 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.469 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.469 * [taylor]: Taking taylor expansion of 9.0 in y 1.469 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.469 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.469 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.469 * [taylor]: Taking taylor expansion of 1.0 in y 1.469 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.469 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.469 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.469 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.470 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.470 * [taylor]: Taking taylor expansion of 4.0 in y 1.470 * [taylor]: Taking taylor expansion of (log x) in y 1.470 * [taylor]: Taking taylor expansion of x in y 1.470 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.470 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.470 * [taylor]: Taking taylor expansion of y in y 1.471 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.471 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.471 * [taylor]: Taking taylor expansion of 9.0 in x 1.471 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.471 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.471 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.471 * [taylor]: Taking taylor expansion of 1.0 in x 1.471 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.471 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.471 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.471 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.471 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.471 * [taylor]: Taking taylor expansion of 4.0 in x 1.471 * [taylor]: Taking taylor expansion of (log x) in x 1.471 * [taylor]: Taking taylor expansion of x in x 1.472 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.472 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.472 * [taylor]: Taking taylor expansion of y in x 1.472 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.473 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.473 * [taylor]: Taking taylor expansion of 9.0 in x 1.473 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.473 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.473 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.473 * [taylor]: Taking taylor expansion of 1.0 in x 1.473 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.473 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.473 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.473 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.473 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.473 * [taylor]: Taking taylor expansion of 4.0 in x 1.473 * [taylor]: Taking taylor expansion of (log x) in x 1.473 * [taylor]: Taking taylor expansion of x in x 1.474 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.474 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.474 * [taylor]: Taking taylor expansion of y in x 1.475 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.475 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.475 * [taylor]: Taking taylor expansion of 9.0 in y 1.475 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.475 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.475 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.475 * [taylor]: Taking taylor expansion of 1.0 in y 1.475 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.475 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.475 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.475 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.475 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.475 * [taylor]: Taking taylor expansion of 4.0 in y 1.475 * [taylor]: Taking taylor expansion of (log x) in y 1.475 * [taylor]: Taking taylor expansion of x in y 1.475 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.475 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.475 * [taylor]: Taking taylor expansion of y in y 1.482 * [taylor]: Taking taylor expansion of 0 in y 1.492 * [taylor]: Taking taylor expansion of 0 in y 1.506 * [taylor]: Taking taylor expansion of 0 in y 1.533 * [taylor]: Taking taylor expansion of 0 in y 1.560 * [taylor]: Taking taylor expansion of 0 in y 1.611 * [taylor]: Taking taylor expansion of 0 in y 1.680 * [taylor]: Taking taylor expansion of 0 in y 1.681 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.681 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.681 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.681 * [taylor]: Taking taylor expansion of 9.0 in y 1.681 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.681 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.681 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.681 * [taylor]: Taking taylor expansion of 1.0 in y 1.681 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.681 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.681 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.681 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.681 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.681 * [taylor]: Taking taylor expansion of 4.0 in y 1.681 * [taylor]: Taking taylor expansion of (log x) in y 1.681 * [taylor]: Taking taylor expansion of x in y 1.682 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.682 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.682 * [taylor]: Taking taylor expansion of y in y 1.683 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.683 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.683 * [taylor]: Taking taylor expansion of 9.0 in x 1.683 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.683 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.683 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.683 * [taylor]: Taking taylor expansion of 1.0 in x 1.683 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.683 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.683 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.683 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.683 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.683 * [taylor]: Taking taylor expansion of 4.0 in x 1.683 * [taylor]: Taking taylor expansion of (log x) in x 1.683 * [taylor]: Taking taylor expansion of x in x 1.684 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.684 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.684 * [taylor]: Taking taylor expansion of y in x 1.684 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.684 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.684 * [taylor]: Taking taylor expansion of 9.0 in x 1.684 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.684 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.684 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.685 * [taylor]: Taking taylor expansion of 1.0 in x 1.685 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.685 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.685 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.685 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.685 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.685 * [taylor]: Taking taylor expansion of 4.0 in x 1.685 * [taylor]: Taking taylor expansion of (log x) in x 1.685 * [taylor]: Taking taylor expansion of x in x 1.686 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.686 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.686 * [taylor]: Taking taylor expansion of y in x 1.687 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.687 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.687 * [taylor]: Taking taylor expansion of 9.0 in y 1.687 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.687 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.687 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.687 * [taylor]: Taking taylor expansion of 1.0 in y 1.687 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.687 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.687 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.687 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.687 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.687 * [taylor]: Taking taylor expansion of 4.0 in y 1.687 * [taylor]: Taking taylor expansion of (log x) in y 1.687 * [taylor]: Taking taylor expansion of x in y 1.687 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.687 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.687 * [taylor]: Taking taylor expansion of y in y 1.694 * [taylor]: Taking taylor expansion of 0 in y 1.705 * [taylor]: Taking taylor expansion of 0 in y 1.720 * [taylor]: Taking taylor expansion of 0 in y 1.740 * [taylor]: Taking taylor expansion of 0 in y 1.774 * [taylor]: Taking taylor expansion of 0 in y 1.819 * [taylor]: Taking taylor expansion of 0 in y 1.889 * [taylor]: Taking taylor expansion of 0 in y 1.889 * * * [progress]: simplifying candidates 1.890 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (pow y 4))) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (* (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4) (pow y 4)) (* (* 9.0 (pow x 4.0)) (pow y 4)))) (neg (pow y 4)) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4) (pow y 4))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (neg (pow y 4)) (log (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (exp (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt 1) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) (/ 3 2))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) (/ 3 2))) (cbrt (pow (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) 3)) (cbrt (pow (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4) (pow y 4)) (* (* 9.0 (pow x 4.0)) (pow y 4)))) 3)) (cbrt (pow (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4) (pow y 4))) 3)) (cbrt (pow (+ (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (* (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 1.895 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.899 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.914 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 2.009 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 2.011 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (neg (pow y 4)) (+ (neg (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (neg (pow y 4)) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (+ (neg (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 2.011 * * * [progress]: adding candidates to table 2.112 * [progress]: [Phase 3 of 3] Extracting. 2.115 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.116 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.116 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.116 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.117 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.117 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.871 * [regime-testing]: End program error score: 51.99999982801125