4.850 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.033 * * * [progress]: [2/2] Setting up program. 0.035 * [progress]: [Phase 2 of 3] Improving. 0.036 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.038 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.039 * * [simplify]: iteration 1 : 58 enodes (cost 7 ) 0.041 * * [simplify]: iteration 2 : 156 enodes (cost 7 ) 0.044 * * [simplify]: iteration 3 : 325 enodes (cost 7 ) 0.050 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.064 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.112 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.112 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.113 * * [progress]: iteration 1 / 4 0.113 * * * [progress]: picking best candidate 0.114 * * * * [pick]: Picked # 0.115 * * * [progress]: localizing error 0.123 * * * [progress]: generating rewritten candidates 0.123 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.127 * * * [progress]: generating series expansions 0.127 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.128 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.128 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.128 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.128 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.128 * [taylor]: Taking taylor expansion of 2.0 in y 0.128 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.128 * [taylor]: Taking taylor expansion of y in y 0.128 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.128 * [taylor]: Taking taylor expansion of 9.0 in y 0.128 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.128 * [taylor]: Taking taylor expansion of x in y 0.128 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.128 * [taylor]: Taking taylor expansion of y in y 0.128 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.128 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.128 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.128 * [taylor]: Taking taylor expansion of 2.0 in x 0.128 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.128 * [taylor]: Taking taylor expansion of y in x 0.128 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.128 * [taylor]: Taking taylor expansion of 9.0 in x 0.128 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.128 * [taylor]: Taking taylor expansion of x in x 0.128 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.128 * [taylor]: Taking taylor expansion of y in x 0.128 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.128 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.128 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.128 * [taylor]: Taking taylor expansion of 2.0 in x 0.128 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.128 * [taylor]: Taking taylor expansion of y in x 0.128 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.128 * [taylor]: Taking taylor expansion of 9.0 in x 0.128 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.128 * [taylor]: Taking taylor expansion of x in x 0.128 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.128 * [taylor]: Taking taylor expansion of y in x 0.129 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.129 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.129 * [taylor]: Taking taylor expansion of 2.0 in y 0.129 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.129 * [taylor]: Taking taylor expansion of y in y 0.129 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.129 * [taylor]: Taking taylor expansion of y in y 0.131 * [taylor]: Taking taylor expansion of 0 in y 0.133 * [taylor]: Taking taylor expansion of 0 in y 0.137 * [taylor]: Taking taylor expansion of 0 in y 0.142 * [taylor]: Taking taylor expansion of 9.0 in y 0.145 * [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 0.145 * [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 0.145 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.145 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.145 * [taylor]: Taking taylor expansion of 9.0 in y 0.145 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.145 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.145 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.145 * [taylor]: Taking taylor expansion of 1.0 in y 0.145 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.146 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.146 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.146 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.146 * [taylor]: Taking taylor expansion of 4.0 in y 0.146 * [taylor]: Taking taylor expansion of (log x) in y 0.146 * [taylor]: Taking taylor expansion of x in y 0.146 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.146 * [taylor]: Taking taylor expansion of 2.0 in y 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.146 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.146 * [taylor]: Taking taylor expansion of y in y 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.147 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.147 * [taylor]: Taking taylor expansion of y in y 0.148 * [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 0.149 * [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 0.150 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.150 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.150 * [taylor]: Taking taylor expansion of 1.0 in x 0.150 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.150 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.150 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.150 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.150 * [taylor]: Taking taylor expansion of 4.0 in x 0.150 * [taylor]: Taking taylor expansion of (log x) in x 0.150 * [taylor]: Taking taylor expansion of x in x 0.151 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.151 * [taylor]: Taking taylor expansion of 2.0 in x 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.151 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.151 * [taylor]: Taking taylor expansion of y in x 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.151 * [taylor]: Taking taylor expansion of y in x 0.152 * [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 0.152 * [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 0.153 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.153 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.153 * [taylor]: Taking taylor expansion of 4.0 in y 0.153 * [taylor]: Taking taylor expansion of (log x) in y 0.153 * [taylor]: Taking taylor expansion of x in y 0.153 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.153 * [taylor]: Taking taylor expansion of 2.0 in y 0.153 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.153 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.153 * [taylor]: Taking taylor expansion of y in y 0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.154 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.154 * [taylor]: Taking taylor expansion of y in y 0.161 * [taylor]: Taking taylor expansion of 0 in y 0.172 * [taylor]: Taking taylor expansion of 0 in y 0.188 * [taylor]: Taking taylor expansion of 0 in y 0.215 * [taylor]: Taking taylor expansion of 0 in y 0.220 * [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 0.221 * [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 y 0.221 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.221 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.221 * [taylor]: Taking taylor expansion of 9.0 in y 0.221 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.221 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.221 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.221 * [taylor]: Taking taylor expansion of 1.0 in y 0.221 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.221 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.221 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.221 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.221 * [taylor]: Taking taylor expansion of 4.0 in y 0.221 * [taylor]: Taking taylor expansion of (log x) in y 0.221 * [taylor]: Taking taylor expansion of x in y 0.221 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.221 * [taylor]: Taking taylor expansion of 2.0 in y 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.221 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.221 * [taylor]: Taking taylor expansion of y in y 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.222 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.222 * [taylor]: Taking taylor expansion of y in y 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 0.224 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.224 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.224 * [taylor]: Taking taylor expansion of y in x 0.225 * [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 0.225 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.225 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.225 * [taylor]: Taking taylor expansion of 9.0 in x 0.225 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.225 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.225 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.225 * [taylor]: Taking taylor expansion of 1.0 in x 0.225 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.225 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.225 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.225 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.225 * [taylor]: Taking taylor expansion of 4.0 in x 0.225 * [taylor]: Taking taylor expansion of (log x) in x 0.225 * [taylor]: Taking taylor expansion of x in x 0.226 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.226 * [taylor]: Taking taylor expansion of 2.0 in x 0.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.226 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.226 * [taylor]: Taking taylor expansion of y in x 0.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.226 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.226 * [taylor]: Taking taylor expansion of y in x 0.227 * [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 0.227 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.227 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.227 * [taylor]: Taking taylor expansion of 9.0 in y 0.227 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.227 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.227 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.227 * [taylor]: Taking taylor expansion of 1.0 in y 0.227 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.227 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.227 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.227 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.228 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.228 * [taylor]: Taking taylor expansion of 4.0 in y 0.228 * [taylor]: Taking taylor expansion of (log x) in y 0.228 * [taylor]: Taking taylor expansion of x in y 0.228 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.228 * [taylor]: Taking taylor expansion of 2.0 in y 0.228 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.228 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.228 * [taylor]: Taking taylor expansion of y in y 0.229 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.229 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.229 * [taylor]: Taking taylor expansion of y in y 0.236 * [taylor]: Taking taylor expansion of 0 in y 0.247 * [taylor]: Taking taylor expansion of 0 in y 0.262 * [taylor]: Taking taylor expansion of 0 in y 0.292 * [taylor]: Taking taylor expansion of 0 in y 0.297 * * * [progress]: simplifying candidates 0.297 * [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)) 0.300 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.304 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.319 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.394 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.396 * [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)) 0.396 * * * [progress]: adding candidates to table 0.432 * * [progress]: iteration 2 / 4 0.433 * * * [progress]: picking best candidate 0.435 * * * * [pick]: Picked # 0.435 * * * [progress]: localizing error 0.453 * * * [progress]: generating rewritten candidates 0.453 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.462 * * * [progress]: generating series expansions 0.463 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.463 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.463 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.463 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.463 * [taylor]: Taking taylor expansion of 9.0 in y 0.463 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.463 * [taylor]: Taking taylor expansion of x in y 0.463 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.463 * [taylor]: Taking taylor expansion of y in y 0.463 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.463 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.463 * [taylor]: Taking taylor expansion of 9.0 in x 0.463 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.463 * [taylor]: Taking taylor expansion of x in x 0.463 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.463 * [taylor]: Taking taylor expansion of y in x 0.463 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.463 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.463 * [taylor]: Taking taylor expansion of 9.0 in x 0.463 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.463 * [taylor]: Taking taylor expansion of x 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 (- (pow y 4)) in y 0.464 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.464 * [taylor]: Taking taylor expansion of y in y 0.464 * [taylor]: Taking taylor expansion of 0 in y 0.466 * [taylor]: Taking taylor expansion of 0 in y 0.467 * [taylor]: Taking taylor expansion of 0 in y 0.468 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.468 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.468 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.468 * [taylor]: Taking taylor expansion of 9.0 in y 0.468 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.468 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.468 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.468 * [taylor]: Taking taylor expansion of 1.0 in y 0.468 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.468 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.468 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.468 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.468 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.468 * [taylor]: Taking taylor expansion of 4.0 in y 0.468 * [taylor]: Taking taylor expansion of (log x) in y 0.468 * [taylor]: Taking taylor expansion of x in y 0.468 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.468 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.468 * [taylor]: Taking taylor expansion of y in y 0.469 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.469 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.469 * [taylor]: Taking taylor expansion of 9.0 in x 0.469 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.469 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.469 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.469 * [taylor]: Taking taylor expansion of 1.0 in x 0.469 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.469 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.469 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.469 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.469 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.469 * [taylor]: Taking taylor expansion of 4.0 in x 0.469 * [taylor]: Taking taylor expansion of (log x) in x 0.469 * [taylor]: Taking taylor expansion of x in x 0.471 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.471 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.471 * [taylor]: Taking taylor expansion of y in x 0.471 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.471 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.471 * [taylor]: Taking taylor expansion of 9.0 in x 0.471 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.471 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.471 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.471 * [taylor]: Taking taylor expansion of 1.0 in x 0.471 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.471 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.471 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.471 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.471 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.471 * [taylor]: Taking taylor expansion of 4.0 in x 0.471 * [taylor]: Taking taylor expansion of (log x) in x 0.471 * [taylor]: Taking taylor expansion of x in x 0.472 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.472 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.472 * [taylor]: Taking taylor expansion of y in x 0.473 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.473 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.473 * [taylor]: Taking taylor expansion of 9.0 in y 0.473 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.473 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.473 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.473 * [taylor]: Taking taylor expansion of 1.0 in y 0.473 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.473 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.473 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.473 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.473 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.473 * [taylor]: Taking taylor expansion of 4.0 in y 0.473 * [taylor]: Taking taylor expansion of (log x) in y 0.473 * [taylor]: Taking taylor expansion of x in y 0.474 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.474 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.474 * [taylor]: Taking taylor expansion of y in y 0.480 * [taylor]: Taking taylor expansion of 0 in y 0.490 * [taylor]: Taking taylor expansion of 0 in y 0.504 * [taylor]: Taking taylor expansion of 0 in y 0.523 * [taylor]: Taking taylor expansion of 0 in y 0.557 * [taylor]: Taking taylor expansion of 0 in y 0.600 * [taylor]: Taking taylor expansion of 0 in y 0.668 * [taylor]: Taking taylor expansion of 0 in y 0.668 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.669 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.669 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.669 * [taylor]: Taking taylor expansion of 9.0 in y 0.669 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.669 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.669 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.669 * [taylor]: Taking taylor expansion of 1.0 in y 0.669 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.669 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.669 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.669 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.669 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.669 * [taylor]: Taking taylor expansion of 4.0 in y 0.669 * [taylor]: Taking taylor expansion of (log x) in y 0.669 * [taylor]: Taking taylor expansion of x in y 0.669 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.669 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.669 * [taylor]: Taking taylor expansion of y in y 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 0.672 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.672 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.672 * [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 x 0.672 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.672 * [taylor]: Taking taylor expansion of 9.0 in x 0.672 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.672 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.672 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.672 * [taylor]: Taking taylor expansion of 1.0 in x 0.672 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.672 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.672 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.672 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.672 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.672 * [taylor]: Taking taylor expansion of 4.0 in x 0.672 * [taylor]: Taking taylor expansion of (log x) in x 0.672 * [taylor]: Taking taylor expansion of x in x 0.673 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.673 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.673 * [taylor]: Taking taylor expansion of y in x 0.674 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.674 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.674 * [taylor]: Taking taylor expansion of 9.0 in y 0.674 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.674 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.674 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.674 * [taylor]: Taking taylor expansion of 1.0 in y 0.674 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.674 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.674 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.674 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.674 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.674 * [taylor]: Taking taylor expansion of 4.0 in y 0.674 * [taylor]: Taking taylor expansion of (log x) in y 0.674 * [taylor]: Taking taylor expansion of x in y 0.675 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.675 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.675 * [taylor]: Taking taylor expansion of y in y 0.681 * [taylor]: Taking taylor expansion of 0 in y 0.690 * [taylor]: Taking taylor expansion of 0 in y 0.711 * [taylor]: Taking taylor expansion of 0 in y 0.731 * [taylor]: Taking taylor expansion of 0 in y 0.758 * [taylor]: Taking taylor expansion of 0 in y 0.807 * [taylor]: Taking taylor expansion of 0 in y 0.875 * [taylor]: Taking taylor expansion of 0 in y 0.876 * * * [progress]: simplifying candidates 0.876 * [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)) 0.880 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.883 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.896 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.981 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.982 * [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)) 0.982 * * * [progress]: adding candidates to table 1.020 * * [progress]: iteration 3 / 4 1.020 * * * [progress]: picking best candidate 1.023 * * * * [pick]: Picked # 1.023 * * * [progress]: localizing error 1.043 * * * [progress]: generating rewritten candidates 1.044 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.048 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.058 * * * [progress]: generating series expansions 1.058 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.058 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.058 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.058 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.058 * [taylor]: Taking taylor expansion of 9.0 in y 1.058 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.058 * [taylor]: Taking taylor expansion of x in y 1.058 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.058 * [taylor]: Taking taylor expansion of y in y 1.058 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.058 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.058 * [taylor]: Taking taylor expansion of 9.0 in x 1.058 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.058 * [taylor]: Taking taylor expansion of x in x 1.058 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.058 * [taylor]: Taking taylor expansion of y in x 1.058 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.058 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.058 * [taylor]: Taking taylor expansion of 9.0 in x 1.058 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.058 * [taylor]: Taking taylor expansion of x in x 1.058 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.058 * [taylor]: Taking taylor expansion of y in x 1.059 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.059 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.059 * [taylor]: Taking taylor expansion of y in y 1.060 * [taylor]: Taking taylor expansion of 0 in y 1.061 * [taylor]: Taking taylor expansion of 0 in y 1.063 * [taylor]: Taking taylor expansion of 0 in y 1.063 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.063 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.063 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.063 * [taylor]: Taking taylor expansion of 9.0 in y 1.063 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.063 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.063 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.063 * [taylor]: Taking taylor expansion of 1.0 in y 1.063 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.063 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.063 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.063 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.063 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.063 * [taylor]: Taking taylor expansion of 4.0 in y 1.063 * [taylor]: Taking taylor expansion of (log x) in y 1.063 * [taylor]: Taking taylor expansion of x in y 1.064 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.064 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.064 * [taylor]: Taking taylor expansion of y in y 1.065 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.065 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.065 * [taylor]: Taking taylor expansion of 9.0 in x 1.065 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.065 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.065 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.065 * [taylor]: Taking taylor expansion of 1.0 in x 1.065 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.065 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.065 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.065 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.065 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.065 * [taylor]: Taking taylor expansion of 4.0 in x 1.065 * [taylor]: Taking taylor expansion of (log x) in x 1.065 * [taylor]: Taking taylor expansion of x in x 1.066 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.066 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.066 * [taylor]: Taking taylor expansion of y in x 1.066 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.066 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.066 * [taylor]: Taking taylor expansion of 9.0 in x 1.066 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.066 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.066 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.066 * [taylor]: Taking taylor expansion of 1.0 in x 1.066 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.066 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.066 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.066 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.066 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.066 * [taylor]: Taking taylor expansion of 4.0 in x 1.066 * [taylor]: Taking taylor expansion of (log x) in x 1.066 * [taylor]: Taking taylor expansion of x in x 1.068 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.068 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.068 * [taylor]: Taking taylor expansion of y in x 1.068 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.068 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.068 * [taylor]: Taking taylor expansion of 9.0 in y 1.068 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.068 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.068 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.068 * [taylor]: Taking taylor expansion of 1.0 in y 1.069 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.069 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.069 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.069 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.069 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.069 * [taylor]: Taking taylor expansion of 4.0 in y 1.069 * [taylor]: Taking taylor expansion of (log x) in y 1.069 * [taylor]: Taking taylor expansion of x in y 1.069 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.069 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.069 * [taylor]: Taking taylor expansion of y in y 1.075 * [taylor]: Taking taylor expansion of 0 in y 1.085 * [taylor]: Taking taylor expansion of 0 in y 1.099 * [taylor]: Taking taylor expansion of 0 in y 1.119 * [taylor]: Taking taylor expansion of 0 in y 1.153 * [taylor]: Taking taylor expansion of 0 in y 1.197 * [taylor]: Taking taylor expansion of 0 in y 1.265 * [taylor]: Taking taylor expansion of 0 in y 1.266 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.266 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.266 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.266 * [taylor]: Taking taylor expansion of 9.0 in y 1.266 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.266 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.266 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.266 * [taylor]: Taking taylor expansion of 1.0 in y 1.266 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.266 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.266 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.266 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.266 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.266 * [taylor]: Taking taylor expansion of 4.0 in y 1.266 * [taylor]: Taking taylor expansion of (log x) in y 1.266 * [taylor]: Taking taylor expansion of x in y 1.267 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.267 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.267 * [taylor]: Taking taylor expansion of y in y 1.268 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.268 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.268 * [taylor]: Taking taylor expansion of 9.0 in x 1.268 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.268 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.268 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.268 * [taylor]: Taking taylor expansion of 1.0 in x 1.268 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.268 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.268 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.268 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.268 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.268 * [taylor]: Taking taylor expansion of 4.0 in x 1.268 * [taylor]: Taking taylor expansion of (log x) in x 1.268 * [taylor]: Taking taylor expansion of x in x 1.269 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.269 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.269 * [taylor]: Taking taylor expansion of y in x 1.269 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.269 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.269 * [taylor]: Taking taylor expansion of 9.0 in x 1.269 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.269 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.269 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.269 * [taylor]: Taking taylor expansion of 1.0 in x 1.269 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.269 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.269 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.269 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.269 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.269 * [taylor]: Taking taylor expansion of 4.0 in x 1.269 * [taylor]: Taking taylor expansion of (log x) in x 1.269 * [taylor]: Taking taylor expansion of x in x 1.271 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.271 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.271 * [taylor]: Taking taylor expansion of y in x 1.271 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.271 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.271 * [taylor]: Taking taylor expansion of 9.0 in y 1.271 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.271 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.271 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.271 * [taylor]: Taking taylor expansion of 1.0 in y 1.272 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.272 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.272 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.272 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.272 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.272 * [taylor]: Taking taylor expansion of 4.0 in y 1.272 * [taylor]: Taking taylor expansion of (log x) in y 1.272 * [taylor]: Taking taylor expansion of x in y 1.272 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.272 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.272 * [taylor]: Taking taylor expansion of y in y 1.278 * [taylor]: Taking taylor expansion of 0 in y 1.288 * [taylor]: Taking taylor expansion of 0 in y 1.308 * [taylor]: Taking taylor expansion of 0 in y 1.327 * [taylor]: Taking taylor expansion of 0 in y 1.355 * [taylor]: Taking taylor expansion of 0 in y 1.405 * [taylor]: Taking taylor expansion of 0 in y 1.473 * [taylor]: Taking taylor expansion of 0 in y 1.474 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.474 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.474 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.474 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.474 * [taylor]: Taking taylor expansion of 9.0 in y 1.474 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.474 * [taylor]: Taking taylor expansion of x in y 1.474 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.475 * [taylor]: Taking taylor expansion of y in y 1.475 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.475 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.475 * [taylor]: Taking taylor expansion of 9.0 in x 1.475 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.475 * [taylor]: Taking taylor expansion of x in x 1.475 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.475 * [taylor]: Taking taylor expansion of y in x 1.475 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.475 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.475 * [taylor]: Taking taylor expansion of 9.0 in x 1.475 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.475 * [taylor]: Taking taylor expansion of x in x 1.475 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.475 * [taylor]: Taking taylor expansion of y in x 1.475 * [taylor]: Taking taylor expansion of (- (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 1.476 * [taylor]: Taking taylor expansion of 0 in y 1.477 * [taylor]: Taking taylor expansion of 0 in y 1.478 * [taylor]: Taking taylor expansion of 0 in y 1.479 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.479 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.479 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.479 * [taylor]: Taking taylor expansion of 9.0 in y 1.479 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.479 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.479 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.479 * [taylor]: Taking taylor expansion of 1.0 in y 1.479 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.479 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.479 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.479 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.479 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.479 * [taylor]: Taking taylor expansion of 4.0 in y 1.479 * [taylor]: Taking taylor expansion of (log x) in y 1.479 * [taylor]: Taking taylor expansion of x in y 1.480 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.480 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.480 * [taylor]: Taking taylor expansion of y in y 1.480 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.481 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.481 * [taylor]: Taking taylor expansion of 9.0 in x 1.481 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.481 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.481 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.481 * [taylor]: Taking taylor expansion of 1.0 in x 1.481 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.481 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.481 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.481 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.481 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.481 * [taylor]: Taking taylor expansion of 4.0 in x 1.481 * [taylor]: Taking taylor expansion of (log x) in x 1.481 * [taylor]: Taking taylor expansion of x in x 1.482 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.482 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.482 * [taylor]: Taking taylor expansion of y in x 1.482 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.482 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.482 * [taylor]: Taking taylor expansion of 9.0 in x 1.482 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.482 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.482 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.482 * [taylor]: Taking taylor expansion of 1.0 in x 1.482 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.482 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.482 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.482 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.482 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.482 * [taylor]: Taking taylor expansion of 4.0 in x 1.482 * [taylor]: Taking taylor expansion of (log x) in x 1.482 * [taylor]: Taking taylor expansion of x in x 1.483 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.483 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.483 * [taylor]: Taking taylor expansion of y in x 1.484 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.484 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.484 * [taylor]: Taking taylor expansion of 9.0 in y 1.484 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.484 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.484 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.484 * [taylor]: Taking taylor expansion of 1.0 in y 1.484 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.484 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.484 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.484 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.484 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.484 * [taylor]: Taking taylor expansion of 4.0 in y 1.484 * [taylor]: Taking taylor expansion of (log x) in y 1.485 * [taylor]: Taking taylor expansion of x in y 1.485 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.485 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.485 * [taylor]: Taking taylor expansion of y in y 1.491 * [taylor]: Taking taylor expansion of 0 in y 1.500 * [taylor]: Taking taylor expansion of 0 in y 1.514 * [taylor]: Taking taylor expansion of 0 in y 1.534 * [taylor]: Taking taylor expansion of 0 in y 1.568 * [taylor]: Taking taylor expansion of 0 in y 1.612 * [taylor]: Taking taylor expansion of 0 in y 1.681 * [taylor]: Taking taylor expansion of 0 in y 1.682 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.682 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.682 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.682 * [taylor]: Taking taylor expansion of 9.0 in y 1.682 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.682 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.682 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.682 * [taylor]: Taking taylor expansion of 1.0 in y 1.682 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.682 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.682 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.682 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.682 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.682 * [taylor]: Taking taylor expansion of 4.0 in y 1.682 * [taylor]: Taking taylor expansion of (log x) in y 1.682 * [taylor]: Taking taylor expansion of x in y 1.683 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.683 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.683 * [taylor]: Taking taylor expansion of y in y 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 1.684 * [taylor]: Taking taylor expansion of 1.0 in x 1.684 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.684 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.684 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.684 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.684 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.684 * [taylor]: Taking taylor expansion of 4.0 in x 1.684 * [taylor]: Taking taylor expansion of (log x) in x 1.684 * [taylor]: Taking taylor expansion of x in x 1.685 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.685 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.685 * [taylor]: Taking taylor expansion of y in x 1.685 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.685 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.685 * [taylor]: Taking taylor expansion of 9.0 in x 1.685 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.686 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.686 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.686 * [taylor]: Taking taylor expansion of 1.0 in x 1.686 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.686 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.686 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.686 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.686 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.686 * [taylor]: Taking taylor expansion of 4.0 in x 1.686 * [taylor]: Taking taylor expansion of (log x) in x 1.686 * [taylor]: Taking taylor expansion of x in x 1.687 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.687 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.687 * [taylor]: Taking taylor expansion of y in x 1.688 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.688 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.688 * [taylor]: Taking taylor expansion of 9.0 in y 1.688 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.688 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.688 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.688 * [taylor]: Taking taylor expansion of 1.0 in y 1.688 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.688 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.688 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.688 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.688 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.688 * [taylor]: Taking taylor expansion of 4.0 in y 1.688 * [taylor]: Taking taylor expansion of (log x) in y 1.688 * [taylor]: Taking taylor expansion of x in y 1.688 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.688 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.689 * [taylor]: Taking taylor expansion of y in y 1.695 * [taylor]: Taking taylor expansion of 0 in y 1.704 * [taylor]: Taking taylor expansion of 0 in y 1.725 * [taylor]: Taking taylor expansion of 0 in y 1.745 * [taylor]: Taking taylor expansion of 0 in y 1.773 * [taylor]: Taking taylor expansion of 0 in y 1.822 * [taylor]: Taking taylor expansion of 0 in y 1.890 * [taylor]: Taking taylor expansion of 0 in y 1.891 * * * [progress]: simplifying candidates 1.892 * [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)) 1.896 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.900 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.914 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 2.010 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 2.012 * [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)) 2.013 * * * [progress]: adding candidates to table 2.113 * [progress]: [Phase 3 of 3] Extracting. 2.116 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (- 2.0) (* y y))) 2.116 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.117 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.117 * * [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)) (* (- 2.0) (* y y))) 3.094 * [regime-testing]: End program error score: 51.99999982801125