13.045 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.024 * * * [progress]: [2/2] Setting up program. 0.026 * [progress]: [Phase 2 of 3] Improving. 0.027 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.029 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.030 * * [simplify]: iteration 1 : 58 enodes (cost 7 ) 0.032 * * [simplify]: iteration 2 : 156 enodes (cost 7 ) 0.035 * * [simplify]: iteration 3 : 325 enodes (cost 7 ) 0.041 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.056 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.106 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.106 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.106 * * [progress]: iteration 1 / 4 0.106 * * * [progress]: picking best candidate 0.108 * * * * [pick]: Picked # 0.108 * * * [progress]: localizing error 0.116 * * * [progress]: generating rewritten candidates 0.117 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.121 * * * [progress]: generating series expansions 0.121 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.122 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.122 * [taylor]: Taking taylor expansion of 2.0 in y 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.122 * [taylor]: Taking taylor expansion of y in y 0.122 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.122 * [taylor]: Taking taylor expansion of 9.0 in y 0.122 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.122 * [taylor]: Taking taylor expansion of x in y 0.122 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.122 * [taylor]: Taking taylor expansion of y in y 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.122 * [taylor]: Taking taylor expansion of 2.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.122 * [taylor]: Taking taylor expansion of 9.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.122 * [taylor]: Taking taylor expansion of x in x 0.122 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.122 * [taylor]: Taking taylor expansion of 2.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.122 * [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)) (pow y 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 (pow y 4) in y 0.123 * [taylor]: Taking taylor expansion of y in y 0.125 * [taylor]: Taking taylor expansion of 0 in y 0.127 * [taylor]: Taking taylor expansion of 0 in y 0.131 * [taylor]: Taking taylor expansion of 0 in y 0.136 * [taylor]: Taking taylor expansion of 9.0 in y 0.139 * [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 0.139 * [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 0.139 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.139 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.139 * [taylor]: Taking taylor expansion of 9.0 in y 0.139 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.139 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.139 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.139 * [taylor]: Taking taylor expansion of 1.0 in y 0.139 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.139 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.139 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.139 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.139 * [taylor]: Taking taylor expansion of 4.0 in y 0.139 * [taylor]: Taking taylor expansion of (log x) in y 0.139 * [taylor]: Taking taylor expansion of x in y 0.140 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.140 * [taylor]: Taking taylor expansion of 2.0 in y 0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.140 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.140 * [taylor]: Taking taylor expansion of y in y 0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.140 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.140 * [taylor]: Taking taylor expansion of y 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)))) (/ 1 (pow y 4))) in x 0.141 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.141 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.141 * [taylor]: Taking taylor expansion of 9.0 in x 0.141 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.141 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.141 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.141 * [taylor]: Taking taylor expansion of 1.0 in x 0.141 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.141 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.141 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.141 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.141 * [taylor]: Taking taylor expansion of 4.0 in x 0.141 * [taylor]: Taking taylor expansion of (log x) in x 0.141 * [taylor]: Taking taylor expansion of x in x 0.143 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.143 * [taylor]: Taking taylor expansion of 2.0 in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.143 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.143 * [taylor]: Taking taylor expansion of y in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.143 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.143 * [taylor]: Taking taylor expansion of y 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)))) (/ 1 (pow y 4))) in x 0.143 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.143 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.143 * [taylor]: Taking taylor expansion of 9.0 in x 0.143 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.143 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.143 * [taylor]: Taking taylor expansion of 1.0 in x 0.143 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.143 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.143 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.143 * [taylor]: Taking taylor expansion of 4.0 in x 0.143 * [taylor]: Taking taylor expansion of (log x) in x 0.143 * [taylor]: Taking taylor expansion of x in x 0.144 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.144 * [taylor]: Taking taylor expansion of 2.0 in x 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.144 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.144 * [taylor]: Taking taylor expansion of y in x 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.144 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.145 * [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 y 0.149 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.149 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.149 * [taylor]: Taking taylor expansion of 9.0 in y 0.149 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.149 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.149 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.149 * [taylor]: Taking taylor expansion of 1.0 in y 0.149 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.150 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.150 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.150 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.150 * [taylor]: Taking taylor expansion of 4.0 in y 0.150 * [taylor]: Taking taylor expansion of (log x) in y 0.150 * [taylor]: Taking taylor expansion of x in y 0.150 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.150 * [taylor]: Taking taylor expansion of 2.0 in y 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.150 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.150 * [taylor]: Taking taylor expansion of y in y 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.158 * [taylor]: Taking taylor expansion of 0 in y 0.170 * [taylor]: Taking taylor expansion of 0 in y 0.186 * [taylor]: Taking taylor expansion of 0 in y 0.209 * [taylor]: Taking taylor expansion of 0 in y 0.214 * [approximate]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in (x y) around 0 0.214 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.214 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.214 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.214 * [taylor]: Taking taylor expansion of 9.0 in y 0.214 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.214 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.214 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.214 * [taylor]: Taking taylor expansion of 1.0 in y 0.214 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.214 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.214 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.214 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.214 * [taylor]: Taking taylor expansion of 4.0 in y 0.214 * [taylor]: Taking taylor expansion of (log x) in y 0.214 * [taylor]: Taking taylor expansion of x in y 0.215 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.215 * [taylor]: Taking taylor expansion of 2.0 in y 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.215 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.215 * [taylor]: Taking taylor expansion of y in y 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.215 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.215 * [taylor]: Taking taylor expansion of y in y 0.216 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.216 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.216 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.216 * [taylor]: Taking taylor expansion of 9.0 in x 0.216 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.216 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.216 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.216 * [taylor]: Taking taylor expansion of 1.0 in x 0.216 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.216 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.216 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.216 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.216 * [taylor]: Taking taylor expansion of 4.0 in x 0.216 * [taylor]: Taking taylor expansion of (log x) in x 0.216 * [taylor]: Taking taylor expansion of x in x 0.217 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.218 * [taylor]: Taking taylor expansion of 2.0 in x 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.218 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.218 * [taylor]: Taking taylor expansion of y in x 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.218 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.218 * [taylor]: Taking taylor expansion of y in x 0.218 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.218 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.218 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.218 * [taylor]: Taking taylor expansion of 9.0 in x 0.218 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.218 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.218 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.218 * [taylor]: Taking taylor expansion of 1.0 in x 0.218 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.218 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.218 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.218 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.218 * [taylor]: Taking taylor expansion of 4.0 in x 0.218 * [taylor]: Taking taylor expansion of (log x) in x 0.218 * [taylor]: Taking taylor expansion of x in x 0.219 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.219 * [taylor]: Taking taylor expansion of 2.0 in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.219 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.219 * [taylor]: Taking taylor expansion of y in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.219 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.219 * [taylor]: Taking taylor expansion of y in x 0.221 * [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 0.228 * [taylor]: Taking taylor expansion of 0 in y 0.242 * [taylor]: Taking taylor expansion of 0 in y 0.258 * [taylor]: Taking taylor expansion of 0 in y 0.285 * [taylor]: Taking taylor expansion of 0 in y 0.290 * * * [progress]: simplifying candidates 0.290 * [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)) 0.294 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.298 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.313 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.389 * * [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)) 0.391 * * * [progress]: adding candidates to table 0.428 * * [progress]: iteration 2 / 4 0.428 * * * [progress]: picking best candidate 0.430 * * * * [pick]: Picked # 0.430 * * * [progress]: localizing error 0.442 * * * [progress]: generating rewritten candidates 0.442 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.450 * * * [progress]: generating series expansions 0.450 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.450 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.450 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.450 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.450 * [taylor]: Taking taylor expansion of 9.0 in y 0.450 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.450 * [taylor]: Taking taylor expansion of x in y 0.450 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.450 * [taylor]: Taking taylor expansion of y in y 0.450 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.450 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.450 * [taylor]: Taking taylor expansion of 9.0 in x 0.450 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.450 * [taylor]: Taking taylor expansion of x in x 0.450 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.450 * [taylor]: Taking taylor expansion of y in x 0.450 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.450 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.450 * [taylor]: Taking taylor expansion of 9.0 in x 0.450 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.450 * [taylor]: Taking taylor expansion of x in x 0.450 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.450 * [taylor]: Taking taylor expansion of y in x 0.451 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 0.451 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.451 * [taylor]: Taking taylor expansion of y in y 0.451 * [taylor]: Taking taylor expansion of 0 in y 0.453 * [taylor]: Taking taylor expansion of 0 in y 0.454 * [taylor]: Taking taylor expansion of 0 in y 0.454 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.454 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.454 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.454 * [taylor]: Taking taylor expansion of 9.0 in y 0.455 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.455 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.455 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.455 * [taylor]: Taking taylor expansion of 1.0 in y 0.455 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.455 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.455 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.455 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.455 * [taylor]: Taking taylor expansion of 4.0 in y 0.455 * [taylor]: Taking taylor expansion of (log x) in y 0.455 * [taylor]: Taking taylor expansion of x in y 0.455 * [taylor]: Taking taylor expansion of (/ 1 (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 0.456 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.456 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.456 * [taylor]: Taking taylor expansion of 9.0 in x 0.456 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.456 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.456 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.456 * [taylor]: Taking taylor expansion of 1.0 in x 0.456 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.456 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.456 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.456 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.456 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.456 * [taylor]: Taking taylor expansion of 4.0 in x 0.456 * [taylor]: Taking taylor expansion of (log x) in x 0.456 * [taylor]: Taking taylor expansion of x in x 0.457 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.457 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.457 * [taylor]: Taking taylor expansion of y in x 0.458 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.458 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.458 * [taylor]: Taking taylor expansion of 9.0 in x 0.458 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.458 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.458 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.458 * [taylor]: Taking taylor expansion of 1.0 in x 0.458 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.458 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.458 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.458 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.458 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.458 * [taylor]: Taking taylor expansion of 4.0 in x 0.458 * [taylor]: Taking taylor expansion of (log x) in x 0.458 * [taylor]: Taking taylor expansion of x in x 0.459 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.459 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.459 * [taylor]: Taking taylor expansion of y in x 0.460 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.460 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.460 * [taylor]: Taking taylor expansion of 9.0 in y 0.460 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.460 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.460 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.460 * [taylor]: Taking taylor expansion of 1.0 in y 0.460 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.460 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.460 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.460 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.460 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.460 * [taylor]: Taking taylor expansion of 4.0 in y 0.460 * [taylor]: Taking taylor expansion of (log x) in y 0.460 * [taylor]: Taking taylor expansion of x in y 0.460 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.461 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.461 * [taylor]: Taking taylor expansion of y in y 0.467 * [taylor]: Taking taylor expansion of 0 in y 0.476 * [taylor]: Taking taylor expansion of 0 in y 0.489 * [taylor]: Taking taylor expansion of 0 in y 0.511 * [taylor]: Taking taylor expansion of 0 in y 0.538 * [taylor]: Taking taylor expansion of 0 in y 0.583 * [taylor]: Taking taylor expansion of 0 in y 0.647 * [taylor]: Taking taylor expansion of 0 in y 0.648 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.648 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.648 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.648 * [taylor]: Taking taylor expansion of 9.0 in y 0.648 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.648 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.648 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.648 * [taylor]: Taking taylor expansion of 1.0 in y 0.648 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.648 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.648 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.648 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.648 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.648 * [taylor]: Taking taylor expansion of 4.0 in y 0.648 * [taylor]: Taking taylor expansion of (log x) in y 0.648 * [taylor]: Taking taylor expansion of x in y 0.648 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.648 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.648 * [taylor]: Taking taylor expansion of y in y 0.649 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.649 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.649 * [taylor]: Taking taylor expansion of 9.0 in x 0.649 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.649 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.649 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.649 * [taylor]: Taking taylor expansion of 1.0 in x 0.649 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.649 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.649 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.649 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.649 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.649 * [taylor]: Taking taylor expansion of 4.0 in x 0.649 * [taylor]: Taking taylor expansion of (log x) in x 0.649 * [taylor]: Taking taylor expansion of x in x 0.650 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.650 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.651 * [taylor]: Taking taylor expansion of y in x 0.651 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.651 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.651 * [taylor]: Taking taylor expansion of 9.0 in x 0.651 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.651 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.651 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.651 * [taylor]: Taking taylor expansion of 1.0 in x 0.651 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.651 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.651 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.651 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.651 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.651 * [taylor]: Taking taylor expansion of 4.0 in x 0.651 * [taylor]: Taking taylor expansion of (log x) in x 0.651 * [taylor]: Taking taylor expansion of x in x 0.652 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.652 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.652 * [taylor]: Taking taylor expansion of y in x 0.653 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.653 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.653 * [taylor]: Taking taylor expansion of 9.0 in y 0.653 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.653 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.653 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.653 * [taylor]: Taking taylor expansion of 1.0 in y 0.653 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.653 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.653 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.653 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.653 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.653 * [taylor]: Taking taylor expansion of 4.0 in y 0.653 * [taylor]: Taking taylor expansion of (log x) in y 0.653 * [taylor]: Taking taylor expansion of x in y 0.654 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.654 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.654 * [taylor]: Taking taylor expansion of y in y 0.659 * [taylor]: Taking taylor expansion of 0 in y 0.670 * [taylor]: Taking taylor expansion of 0 in y 0.690 * [taylor]: Taking taylor expansion of 0 in y 0.710 * [taylor]: Taking taylor expansion of 0 in y 0.739 * [taylor]: Taking taylor expansion of 0 in y 0.782 * [taylor]: Taking taylor expansion of 0 in y 0.847 * [taylor]: Taking taylor expansion of 0 in y 0.847 * * * [progress]: simplifying candidates 0.848 * [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)) 0.851 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.854 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.867 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.954 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.955 * [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)) 0.955 * * * [progress]: adding candidates to table 0.995 * * [progress]: iteration 3 / 4 0.995 * * * [progress]: picking best candidate 0.998 * * * * [pick]: Picked # 0.998 * * * [progress]: localizing error 1.013 * * * [progress]: generating rewritten candidates 1.013 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.018 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.025 * * * [progress]: generating series expansions 1.025 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.026 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.026 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.026 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.026 * [taylor]: Taking taylor expansion of 9.0 in y 1.026 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.026 * [taylor]: Taking taylor expansion of x in y 1.026 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.026 * [taylor]: Taking taylor expansion of y in y 1.026 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.026 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.026 * [taylor]: Taking taylor expansion of 9.0 in x 1.026 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.026 * [taylor]: Taking taylor expansion of x in x 1.026 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.026 * [taylor]: Taking taylor expansion of y in x 1.026 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.026 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.026 * [taylor]: Taking taylor expansion of 9.0 in x 1.026 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.026 * [taylor]: Taking taylor expansion of x in x 1.026 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.026 * [taylor]: Taking taylor expansion of y in x 1.026 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.026 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.026 * [taylor]: Taking taylor expansion of y in y 1.027 * [taylor]: Taking taylor expansion of 0 in y 1.028 * [taylor]: Taking taylor expansion of 0 in y 1.030 * [taylor]: Taking taylor expansion of 0 in y 1.030 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.030 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.030 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.030 * [taylor]: Taking taylor expansion of 9.0 in y 1.030 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.030 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.030 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.030 * [taylor]: Taking taylor expansion of 1.0 in y 1.030 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.030 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.030 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.030 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.030 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.030 * [taylor]: Taking taylor expansion of 4.0 in y 1.030 * [taylor]: Taking taylor expansion of (log x) in y 1.030 * [taylor]: Taking taylor expansion of x in y 1.031 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.031 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.031 * [taylor]: Taking taylor expansion of y in y 1.032 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.032 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.032 * [taylor]: Taking taylor expansion of 9.0 in x 1.032 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.032 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.032 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.032 * [taylor]: Taking taylor expansion of 1.0 in x 1.032 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.032 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.032 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.032 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.032 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.032 * [taylor]: Taking taylor expansion of 4.0 in x 1.032 * [taylor]: Taking taylor expansion of (log x) in x 1.032 * [taylor]: Taking taylor expansion of x in x 1.033 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.033 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.033 * [taylor]: Taking taylor expansion of y in x 1.033 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.033 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.033 * [taylor]: Taking taylor expansion of 9.0 in x 1.033 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.033 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.033 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.033 * [taylor]: Taking taylor expansion of 1.0 in x 1.033 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.033 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.033 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.033 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.033 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.033 * [taylor]: Taking taylor expansion of 4.0 in x 1.033 * [taylor]: Taking taylor expansion of (log x) in x 1.033 * [taylor]: Taking taylor expansion of x in x 1.034 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.035 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.035 * [taylor]: Taking taylor expansion of y in x 1.035 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.035 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.035 * [taylor]: Taking taylor expansion of 9.0 in y 1.035 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.035 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.035 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.035 * [taylor]: Taking taylor expansion of 1.0 in y 1.035 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.035 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.035 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.035 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.035 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.035 * [taylor]: Taking taylor expansion of 4.0 in y 1.035 * [taylor]: Taking taylor expansion of (log x) in y 1.035 * [taylor]: Taking taylor expansion of x in y 1.036 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.036 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.036 * [taylor]: Taking taylor expansion of y in y 1.042 * [taylor]: Taking taylor expansion of 0 in y 1.051 * [taylor]: Taking taylor expansion of 0 in y 1.069 * [taylor]: Taking taylor expansion of 0 in y 1.088 * [taylor]: Taking taylor expansion of 0 in y 1.115 * [taylor]: Taking taylor expansion of 0 in y 1.165 * [taylor]: Taking taylor expansion of 0 in y 1.233 * [taylor]: Taking taylor expansion of 0 in y 1.233 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.233 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.233 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.233 * [taylor]: Taking taylor expansion of 9.0 in y 1.233 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.233 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.233 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.233 * [taylor]: Taking taylor expansion of 1.0 in y 1.233 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.233 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.233 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.233 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.233 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.234 * [taylor]: Taking taylor expansion of 4.0 in y 1.234 * [taylor]: Taking taylor expansion of (log x) in y 1.234 * [taylor]: Taking taylor expansion of x in y 1.234 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.234 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.234 * [taylor]: Taking taylor expansion of y in y 1.235 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.235 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.235 * [taylor]: Taking taylor expansion of 9.0 in x 1.235 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.235 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.235 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.235 * [taylor]: Taking taylor expansion of 1.0 in x 1.235 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.235 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.235 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.235 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.235 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.235 * [taylor]: Taking taylor expansion of 4.0 in x 1.235 * [taylor]: Taking taylor expansion of (log x) in x 1.235 * [taylor]: Taking taylor expansion of x in x 1.236 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.236 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.236 * [taylor]: Taking taylor expansion of y in x 1.236 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.236 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.236 * [taylor]: Taking taylor expansion of 9.0 in x 1.236 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.236 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.236 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.236 * [taylor]: Taking taylor expansion of 1.0 in x 1.237 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.237 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.237 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.237 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.237 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.237 * [taylor]: Taking taylor expansion of 4.0 in x 1.237 * [taylor]: Taking taylor expansion of (log x) in x 1.237 * [taylor]: Taking taylor expansion of x in x 1.238 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.238 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.238 * [taylor]: Taking taylor expansion of y in x 1.238 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.238 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.238 * [taylor]: Taking taylor expansion of 9.0 in y 1.238 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.238 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.238 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.239 * [taylor]: Taking taylor expansion of 1.0 in y 1.239 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.239 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.239 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.239 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.239 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.239 * [taylor]: Taking taylor expansion of 4.0 in y 1.239 * [taylor]: Taking taylor expansion of (log x) in y 1.239 * [taylor]: Taking taylor expansion of x in y 1.239 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.239 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.239 * [taylor]: Taking taylor expansion of y in y 1.245 * [taylor]: Taking taylor expansion of 0 in y 1.254 * [taylor]: Taking taylor expansion of 0 in y 1.267 * [taylor]: Taking taylor expansion of 0 in y 1.287 * [taylor]: Taking taylor expansion of 0 in y 1.319 * [taylor]: Taking taylor expansion of 0 in y 1.362 * [taylor]: Taking taylor expansion of 0 in y 1.429 * [taylor]: Taking taylor expansion of 0 in y 1.430 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.430 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.430 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.430 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.430 * [taylor]: Taking taylor expansion of 9.0 in y 1.430 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.430 * [taylor]: Taking taylor expansion of x in y 1.430 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.430 * [taylor]: Taking taylor expansion of y in y 1.430 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.430 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.430 * [taylor]: Taking taylor expansion of 9.0 in x 1.430 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.430 * [taylor]: Taking taylor expansion of x in x 1.430 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.430 * [taylor]: Taking taylor expansion of y in x 1.430 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.430 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.430 * [taylor]: Taking taylor expansion of 9.0 in x 1.430 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.430 * [taylor]: Taking taylor expansion of x in x 1.430 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.430 * [taylor]: Taking taylor expansion of y in x 1.431 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.431 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.431 * [taylor]: Taking taylor expansion of y in y 1.431 * [taylor]: Taking taylor expansion of 0 in y 1.432 * [taylor]: Taking taylor expansion of 0 in y 1.434 * [taylor]: Taking taylor expansion of 0 in y 1.434 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.434 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.434 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.434 * [taylor]: Taking taylor expansion of 9.0 in y 1.434 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.434 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.434 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.435 * [taylor]: Taking taylor expansion of 1.0 in y 1.435 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.435 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.435 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.435 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.435 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.435 * [taylor]: Taking taylor expansion of 4.0 in y 1.435 * [taylor]: Taking taylor expansion of (log x) in y 1.435 * [taylor]: Taking taylor expansion of x in y 1.435 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.435 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.435 * [taylor]: Taking taylor expansion of y in y 1.436 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.436 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.436 * [taylor]: Taking taylor expansion of 9.0 in x 1.436 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.436 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.436 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.436 * [taylor]: Taking taylor expansion of 1.0 in x 1.436 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.436 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.436 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.436 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.436 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.436 * [taylor]: Taking taylor expansion of 4.0 in x 1.436 * [taylor]: Taking taylor expansion of (log x) in x 1.436 * [taylor]: Taking taylor expansion of x in x 1.437 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.437 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.437 * [taylor]: Taking taylor expansion of y in x 1.437 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.437 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.438 * [taylor]: Taking taylor expansion of 9.0 in x 1.438 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.438 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.438 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.438 * [taylor]: Taking taylor expansion of 1.0 in x 1.438 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.438 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.438 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.438 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.438 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.438 * [taylor]: Taking taylor expansion of 4.0 in x 1.438 * [taylor]: Taking taylor expansion of (log x) in x 1.438 * [taylor]: Taking taylor expansion of x in x 1.439 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.439 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.439 * [taylor]: Taking taylor expansion of y in x 1.439 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.440 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.440 * [taylor]: Taking taylor expansion of 9.0 in y 1.440 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.440 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.440 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.440 * [taylor]: Taking taylor expansion of 1.0 in y 1.440 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.440 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.440 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.440 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.440 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.440 * [taylor]: Taking taylor expansion of 4.0 in y 1.440 * [taylor]: Taking taylor expansion of (log x) in y 1.440 * [taylor]: Taking taylor expansion of x in y 1.440 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.440 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.440 * [taylor]: Taking taylor expansion of y in y 1.446 * [taylor]: Taking taylor expansion of 0 in y 1.455 * [taylor]: Taking taylor expansion of 0 in y 1.474 * [taylor]: Taking taylor expansion of 0 in y 1.492 * [taylor]: Taking taylor expansion of 0 in y 1.518 * [taylor]: Taking taylor expansion of 0 in y 1.566 * [taylor]: Taking taylor expansion of 0 in y 1.632 * [taylor]: Taking taylor expansion of 0 in y 1.633 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.633 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.633 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.633 * [taylor]: Taking taylor expansion of 9.0 in y 1.633 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.633 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.633 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.633 * [taylor]: Taking taylor expansion of 1.0 in y 1.633 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.633 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.633 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.633 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.633 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.633 * [taylor]: Taking taylor expansion of 4.0 in y 1.633 * [taylor]: Taking taylor expansion of (log x) in y 1.633 * [taylor]: Taking taylor expansion of x in y 1.634 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.634 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.634 * [taylor]: Taking taylor expansion of y in y 1.635 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.635 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.635 * [taylor]: Taking taylor expansion of 9.0 in x 1.635 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.635 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.635 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.635 * [taylor]: Taking taylor expansion of 1.0 in x 1.635 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.635 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.635 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.635 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.635 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.635 * [taylor]: Taking taylor expansion of 4.0 in x 1.635 * [taylor]: Taking taylor expansion of (log x) in x 1.635 * [taylor]: Taking taylor expansion of x in x 1.636 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.636 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.636 * [taylor]: Taking taylor expansion of y in x 1.636 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.636 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.636 * [taylor]: Taking taylor expansion of 9.0 in x 1.636 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.636 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.636 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.636 * [taylor]: Taking taylor expansion of 1.0 in x 1.636 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.636 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.636 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.636 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.636 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.636 * [taylor]: Taking taylor expansion of 4.0 in x 1.636 * [taylor]: Taking taylor expansion of (log x) in x 1.636 * [taylor]: Taking taylor expansion of x in x 1.637 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.638 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.638 * [taylor]: Taking taylor expansion of y in x 1.638 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.638 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.638 * [taylor]: Taking taylor expansion of 9.0 in y 1.638 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.638 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.638 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.638 * [taylor]: Taking taylor expansion of 1.0 in y 1.638 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.638 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.638 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.638 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.638 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.638 * [taylor]: Taking taylor expansion of 4.0 in y 1.638 * [taylor]: Taking taylor expansion of (log x) in y 1.639 * [taylor]: Taking taylor expansion of x in y 1.639 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.639 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.639 * [taylor]: Taking taylor expansion of y in y 1.645 * [taylor]: Taking taylor expansion of 0 in y 1.654 * [taylor]: Taking taylor expansion of 0 in y 1.667 * [taylor]: Taking taylor expansion of 0 in y 1.687 * [taylor]: Taking taylor expansion of 0 in y 1.721 * [taylor]: Taking taylor expansion of 0 in y 1.763 * [taylor]: Taking taylor expansion of 0 in y 1.831 * [taylor]: Taking taylor expansion of 0 in y 1.832 * * * [progress]: simplifying candidates 1.833 * [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)) 1.837 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.841 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.856 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 1.950 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 1.953 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (neg (pow y 4)) (+ (neg (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (neg (pow y 4)) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (+ (neg (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 1.953 * * * [progress]: adding candidates to table 2.050 * [progress]: [Phase 3 of 3] Extracting. 2.053 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.053 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.053 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.054 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.054 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.054 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.792 * [regime-testing]: End program error score: 51.99999982801125