12.065 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.025 * [progress]: [Phase 2 of 3] Improving. 0.025 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.028 * * [simplify]: iteration 0 : 23 enodes (cost 7 ) 0.029 * * [simplify]: iteration 1 : 58 enodes (cost 7 ) 0.031 * * [simplify]: iteration 2 : 156 enodes (cost 7 ) 0.034 * * [simplify]: iteration 3 : 325 enodes (cost 7 ) 0.040 * * [simplify]: iteration 4 : 730 enodes (cost 7 ) 0.056 * * [simplify]: iteration 5 : 2401 enodes (cost 7 ) 0.107 * * [simplify]: iteration 6 : 5001 enodes (cost 7 ) 0.107 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.108 * * [progress]: iteration 1 / 4 0.108 * * * [progress]: picking best candidate 0.110 * * * * [pick]: Picked # 0.110 * * * [progress]: localizing error 0.118 * * * [progress]: generating rewritten candidates 0.118 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.123 * * * [progress]: generating series expansions 0.123 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.124 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.124 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.124 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.124 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.124 * [taylor]: Taking taylor expansion of 2.0 in y 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.124 * [taylor]: Taking taylor expansion of y in y 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.124 * [taylor]: Taking taylor expansion of 9.0 in y 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.124 * [taylor]: Taking taylor expansion of x in y 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.124 * [taylor]: Taking taylor expansion of y in y 0.124 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.124 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.124 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.124 * [taylor]: Taking taylor expansion of 2.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.124 * [taylor]: Taking taylor expansion of 9.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.124 * [taylor]: Taking taylor expansion of x in x 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.124 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.124 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.124 * [taylor]: Taking taylor expansion of 2.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.124 * [taylor]: Taking taylor expansion of 9.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.124 * [taylor]: Taking taylor expansion of x in x 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.125 * [taylor]: Taking taylor expansion of y in x 0.125 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.125 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.125 * [taylor]: Taking taylor expansion of 2.0 in y 0.125 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.125 * [taylor]: Taking taylor expansion of y in y 0.125 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.125 * [taylor]: Taking taylor expansion of y in y 0.127 * [taylor]: Taking taylor expansion of 0 in y 0.129 * [taylor]: Taking taylor expansion of 0 in y 0.133 * [taylor]: Taking taylor expansion of 0 in y 0.143 * [taylor]: Taking taylor expansion of 9.0 in y 0.146 * [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 0.146 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.146 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.146 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.146 * [taylor]: Taking taylor expansion of 9.0 in y 0.146 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.146 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.146 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.146 * [taylor]: Taking taylor expansion of 1.0 in y 0.146 * [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 0.147 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.147 * [taylor]: Taking taylor expansion of 2.0 in y 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.147 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.147 * [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 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.150 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.150 * [taylor]: Taking taylor expansion of y in x 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.150 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.150 * [taylor]: Taking taylor expansion of y in x 0.150 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.150 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.150 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.150 * [taylor]: Taking taylor expansion of 9.0 in x 0.150 * [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 0.153 * [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 0.153 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.153 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.153 * [taylor]: Taking taylor expansion of 9.0 in y 0.153 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.153 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.153 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.153 * [taylor]: Taking taylor expansion of 1.0 in y 0.153 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.153 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.153 * [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 0.154 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.154 * [taylor]: Taking taylor expansion of 2.0 in y 0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.154 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.154 * [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 0.212 * [taylor]: Taking taylor expansion of 0 in y 0.217 * [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 0.217 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.217 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.217 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.217 * [taylor]: Taking taylor expansion of 9.0 in y 0.217 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.217 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.217 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.217 * [taylor]: Taking taylor expansion of 1.0 in y 0.217 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.217 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.217 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.217 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.217 * [taylor]: Taking taylor expansion of 4.0 in y 0.217 * [taylor]: Taking taylor expansion of (log x) in y 0.217 * [taylor]: Taking taylor expansion of x in y 0.218 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.218 * [taylor]: Taking taylor expansion of 2.0 in y 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.218 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.218 * [taylor]: Taking taylor expansion of y in y 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.218 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.218 * [taylor]: Taking taylor expansion of y in y 0.219 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.219 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.219 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.219 * [taylor]: Taking taylor expansion of 9.0 in x 0.219 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.219 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.219 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.219 * [taylor]: Taking taylor expansion of 1.0 in x 0.219 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.219 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.219 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.219 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.219 * [taylor]: Taking taylor expansion of 4.0 in x 0.219 * [taylor]: Taking taylor expansion of (log x) in x 0.219 * [taylor]: Taking taylor expansion of x in x 0.220 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.221 * [taylor]: Taking taylor expansion of 2.0 in x 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.221 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.221 * [taylor]: Taking taylor expansion of y in x 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.221 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.221 * [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 x 0.221 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.221 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.221 * [taylor]: Taking taylor expansion of 9.0 in x 0.221 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.221 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.221 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.221 * [taylor]: Taking taylor expansion of 1.0 in x 0.221 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.221 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.221 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.221 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.221 * [taylor]: Taking taylor expansion of 4.0 in x 0.221 * [taylor]: Taking taylor expansion of (log x) in x 0.221 * [taylor]: Taking taylor expansion of x in x 0.222 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.222 * [taylor]: Taking taylor expansion of 2.0 in x 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.222 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.222 * [taylor]: Taking taylor expansion of y in x 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.222 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.223 * [taylor]: Taking taylor expansion of y in x 0.224 * [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 0.224 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.224 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.224 * [taylor]: Taking taylor expansion of 9.0 in y 0.224 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.224 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.224 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.224 * [taylor]: Taking taylor expansion of 1.0 in y 0.224 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.224 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.224 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.224 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.224 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.224 * [taylor]: Taking taylor expansion of 4.0 in y 0.224 * [taylor]: Taking taylor expansion of (log x) in y 0.224 * [taylor]: Taking taylor expansion of x in y 0.225 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.225 * [taylor]: Taking taylor expansion of 2.0 in y 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.225 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.225 * [taylor]: Taking taylor expansion of y in y 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.225 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.225 * [taylor]: Taking taylor expansion of y in y 0.237 * [taylor]: Taking taylor expansion of 0 in y 0.249 * [taylor]: Taking taylor expansion of 0 in y 0.265 * [taylor]: Taking taylor expansion of 0 in y 0.289 * [taylor]: Taking taylor expansion of 0 in y 0.294 * * * [progress]: simplifying candidates 0.295 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (* (* y y) (- (* y y) 2.0)))) (log (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (* (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (* (* y y) (- (* y y) 2.0)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0))) (* (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (neg (* (* y y) (- (* y y) 2.0))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0)))) (+ (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (neg (* (* y y) (- (* y y) 2.0))) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4)))) (pow y 4)) 0.298 * * [simplify]: iteration 0 : 154 enodes (cost 196 ) 0.302 * * [simplify]: iteration 1 : 621 enodes (cost 175 ) 0.317 * * [simplify]: iteration 2 : 3097 enodes (cost 173 ) 0.394 * * [simplify]: iteration 3 : 5001 enodes (cost 173 ) 0.395 * [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)) 0.395 * * * [progress]: adding candidates to table 0.435 * * [progress]: iteration 2 / 4 0.436 * * * [progress]: picking best candidate 0.438 * * * * [pick]: Picked # 0.438 * * * [progress]: localizing error 0.451 * * * [progress]: generating rewritten candidates 0.451 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.459 * * * [progress]: generating series expansions 0.459 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.459 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.459 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.459 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.459 * [taylor]: Taking taylor expansion of 9.0 in y 0.459 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.459 * [taylor]: Taking taylor expansion of x in y 0.459 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.459 * [taylor]: Taking taylor expansion of y in y 0.459 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.459 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.459 * [taylor]: Taking taylor expansion of 9.0 in x 0.459 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.459 * [taylor]: Taking taylor expansion of x 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 x 4)) (pow y 4)) in x 0.460 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.460 * [taylor]: Taking taylor expansion of 9.0 in x 0.460 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.460 * [taylor]: Taking taylor expansion of x in x 0.460 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.460 * [taylor]: Taking taylor expansion of y in x 0.460 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 0.460 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.460 * [taylor]: Taking taylor expansion of y in y 0.461 * [taylor]: Taking taylor expansion of 0 in y 0.462 * [taylor]: Taking taylor expansion of 0 in y 0.464 * [taylor]: Taking taylor expansion of 0 in y 0.464 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.464 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.464 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.464 * [taylor]: Taking taylor expansion of 9.0 in y 0.464 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.464 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.464 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.464 * [taylor]: Taking taylor expansion of 1.0 in y 0.465 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.465 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.465 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.465 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.465 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.465 * [taylor]: Taking taylor expansion of 4.0 in y 0.465 * [taylor]: Taking taylor expansion of (log x) in y 0.465 * [taylor]: Taking taylor expansion of x in y 0.465 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.465 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.465 * [taylor]: Taking taylor expansion of y in y 0.466 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.466 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.466 * [taylor]: Taking taylor expansion of 9.0 in x 0.466 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.466 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.466 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.466 * [taylor]: Taking taylor expansion of 1.0 in x 0.466 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.466 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.466 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.466 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.466 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.466 * [taylor]: Taking taylor expansion of 4.0 in x 0.466 * [taylor]: Taking taylor expansion of (log x) in x 0.466 * [taylor]: Taking taylor expansion of x in x 0.467 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.467 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.467 * [taylor]: Taking taylor expansion of y in x 0.468 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.468 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.468 * [taylor]: Taking taylor expansion of 9.0 in x 0.468 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.468 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.468 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.468 * [taylor]: Taking taylor expansion of 1.0 in x 0.468 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.468 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.468 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.468 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.468 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.468 * [taylor]: Taking taylor expansion of 4.0 in x 0.468 * [taylor]: Taking taylor expansion of (log x) in x 0.468 * [taylor]: Taking taylor expansion of x in x 0.469 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.469 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.469 * [taylor]: Taking taylor expansion of y in x 0.470 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.470 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.470 * [taylor]: Taking taylor expansion of 9.0 in y 0.470 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.470 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.470 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.470 * [taylor]: Taking taylor expansion of 1.0 in y 0.470 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.470 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.470 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.470 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.470 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.470 * [taylor]: Taking taylor expansion of 4.0 in y 0.470 * [taylor]: Taking taylor expansion of (log x) in y 0.470 * [taylor]: Taking taylor expansion of x in y 0.471 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.471 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.471 * [taylor]: Taking taylor expansion of y in y 0.477 * [taylor]: Taking taylor expansion of 0 in y 0.488 * [taylor]: Taking taylor expansion of 0 in y 0.507 * [taylor]: Taking taylor expansion of 0 in y 0.528 * [taylor]: Taking taylor expansion of 0 in y 0.557 * [taylor]: Taking taylor expansion of 0 in y 0.606 * [taylor]: Taking taylor expansion of 0 in y 0.675 * [taylor]: Taking taylor expansion of 0 in y 0.675 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.675 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.675 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.676 * [taylor]: Taking taylor expansion of 9.0 in y 0.676 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.676 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.676 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.676 * [taylor]: Taking taylor expansion of 1.0 in y 0.676 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.676 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.676 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.676 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.676 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.676 * [taylor]: Taking taylor expansion of 4.0 in y 0.676 * [taylor]: Taking taylor expansion of (log x) in y 0.676 * [taylor]: Taking taylor expansion of x in y 0.676 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.676 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.676 * [taylor]: Taking taylor expansion of y in y 0.677 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.677 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.677 * [taylor]: Taking taylor expansion of 9.0 in x 0.677 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.677 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.677 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.677 * [taylor]: Taking taylor expansion of 1.0 in x 0.677 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.677 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.677 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.677 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.677 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.677 * [taylor]: Taking taylor expansion of 4.0 in x 0.677 * [taylor]: Taking taylor expansion of (log x) in x 0.677 * [taylor]: Taking taylor expansion of x in x 0.678 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.678 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.679 * [taylor]: Taking taylor expansion of y in x 0.679 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.679 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.679 * [taylor]: Taking taylor expansion of 9.0 in x 0.679 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.679 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.679 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.679 * [taylor]: Taking taylor expansion of 1.0 in x 0.679 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.679 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.679 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.679 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.679 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.679 * [taylor]: Taking taylor expansion of 4.0 in x 0.679 * [taylor]: Taking taylor expansion of (log x) in x 0.679 * [taylor]: Taking taylor expansion of x in x 0.680 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.680 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.680 * [taylor]: Taking taylor expansion of y in x 0.681 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.681 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.681 * [taylor]: Taking taylor expansion of 9.0 in y 0.681 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.681 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.681 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.681 * [taylor]: Taking taylor expansion of 1.0 in y 0.681 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.681 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.681 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.681 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.681 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.681 * [taylor]: Taking taylor expansion of 4.0 in y 0.681 * [taylor]: Taking taylor expansion of (log x) in y 0.681 * [taylor]: Taking taylor expansion of x in y 0.682 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.682 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.682 * [taylor]: Taking taylor expansion of y in y 0.688 * [taylor]: Taking taylor expansion of 0 in y 0.698 * [taylor]: Taking taylor expansion of 0 in y 0.712 * [taylor]: Taking taylor expansion of 0 in y 0.733 * [taylor]: Taking taylor expansion of 0 in y 0.765 * [taylor]: Taking taylor expansion of 0 in y 0.809 * [taylor]: Taking taylor expansion of 0 in y 0.880 * [taylor]: Taking taylor expansion of 0 in y 0.880 * * * [progress]: simplifying candidates 0.881 * [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)) 0.884 * * [simplify]: iteration 0 : 137 enodes (cost 122 ) 0.887 * * [simplify]: iteration 1 : 555 enodes (cost 105 ) 0.900 * * [simplify]: iteration 2 : 2812 enodes (cost 100 ) 0.987 * * [simplify]: iteration 3 : 5001 enodes (cost 100 ) 0.988 * [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)) 0.989 * * * [progress]: adding candidates to table 1.033 * * [progress]: iteration 3 / 4 1.033 * * * [progress]: picking best candidate 1.036 * * * * [pick]: Picked # 1.036 * * * [progress]: localizing error 1.052 * * * [progress]: generating rewritten candidates 1.052 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 1.058 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.066 * * * [progress]: generating series expansions 1.066 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 1.066 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.066 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.066 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.066 * [taylor]: Taking taylor expansion of 9.0 in y 1.066 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.066 * [taylor]: Taking taylor expansion of x in y 1.066 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.066 * [taylor]: Taking taylor expansion of y in y 1.066 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.066 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.066 * [taylor]: Taking taylor expansion of 9.0 in x 1.066 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.066 * [taylor]: Taking taylor expansion of x 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 x 4)) (pow y 4)) in x 1.066 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.066 * [taylor]: Taking taylor expansion of 9.0 in x 1.066 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.066 * [taylor]: Taking taylor expansion of x in x 1.066 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.066 * [taylor]: Taking taylor expansion of y in x 1.067 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.067 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.067 * [taylor]: Taking taylor expansion of y in y 1.068 * [taylor]: Taking taylor expansion of 0 in y 1.069 * [taylor]: Taking taylor expansion of 0 in y 1.071 * [taylor]: Taking taylor expansion of 0 in y 1.071 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.071 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.071 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.071 * [taylor]: Taking taylor expansion of 9.0 in y 1.071 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.071 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.071 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.071 * [taylor]: Taking taylor expansion of 1.0 in y 1.071 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.071 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.071 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.072 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.072 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.072 * [taylor]: Taking taylor expansion of 4.0 in y 1.072 * [taylor]: Taking taylor expansion of (log x) in y 1.072 * [taylor]: Taking taylor expansion of x in y 1.072 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.072 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.072 * [taylor]: Taking taylor expansion of y in y 1.073 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.073 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.073 * [taylor]: Taking taylor expansion of 9.0 in x 1.073 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.073 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.073 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.073 * [taylor]: Taking taylor expansion of 1.0 in x 1.073 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.073 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.073 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.073 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.073 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.073 * [taylor]: Taking taylor expansion of 4.0 in x 1.073 * [taylor]: Taking taylor expansion of (log x) in x 1.073 * [taylor]: Taking taylor expansion of x in x 1.074 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.074 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.074 * [taylor]: Taking taylor expansion of y in x 1.075 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.075 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.075 * [taylor]: Taking taylor expansion of 9.0 in x 1.075 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.075 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.075 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.075 * [taylor]: Taking taylor expansion of 1.0 in x 1.075 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.075 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.075 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.075 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.075 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.075 * [taylor]: Taking taylor expansion of 4.0 in x 1.075 * [taylor]: Taking taylor expansion of (log x) in x 1.075 * [taylor]: Taking taylor expansion of x in x 1.076 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.076 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.076 * [taylor]: Taking taylor expansion of y in x 1.077 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.077 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.077 * [taylor]: Taking taylor expansion of 9.0 in y 1.077 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.077 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.077 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.077 * [taylor]: Taking taylor expansion of 1.0 in y 1.077 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.077 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.077 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.077 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.077 * [taylor]: Taking taylor expansion of 4.0 in y 1.077 * [taylor]: Taking taylor expansion of (log x) in y 1.077 * [taylor]: Taking taylor expansion of x in y 1.078 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.078 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.078 * [taylor]: Taking taylor expansion of y in y 1.084 * [taylor]: Taking taylor expansion of 0 in y 1.094 * [taylor]: Taking taylor expansion of 0 in y 1.112 * [taylor]: Taking taylor expansion of 0 in y 1.132 * [taylor]: Taking taylor expansion of 0 in y 1.161 * [taylor]: Taking taylor expansion of 0 in y 1.212 * [taylor]: Taking taylor expansion of 0 in y 1.283 * [taylor]: Taking taylor expansion of 0 in y 1.284 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.284 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.284 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.284 * [taylor]: Taking taylor expansion of 9.0 in y 1.284 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.284 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.284 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.284 * [taylor]: Taking taylor expansion of 1.0 in y 1.284 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.284 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.284 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.284 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.284 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.284 * [taylor]: Taking taylor expansion of 4.0 in y 1.284 * [taylor]: Taking taylor expansion of (log x) in y 1.284 * [taylor]: Taking taylor expansion of x in y 1.285 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.285 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.285 * [taylor]: Taking taylor expansion of y in y 1.286 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.286 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.286 * [taylor]: Taking taylor expansion of 9.0 in x 1.286 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.286 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.286 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.286 * [taylor]: Taking taylor expansion of 1.0 in x 1.286 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.286 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.286 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.286 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.286 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.286 * [taylor]: Taking taylor expansion of 4.0 in x 1.286 * [taylor]: Taking taylor expansion of (log x) in x 1.286 * [taylor]: Taking taylor expansion of x in x 1.287 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.287 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.287 * [taylor]: Taking taylor expansion of y in x 1.287 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.288 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.288 * [taylor]: Taking taylor expansion of 9.0 in x 1.288 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.288 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.288 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.288 * [taylor]: Taking taylor expansion of 1.0 in x 1.288 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.288 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.288 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.288 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.288 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.288 * [taylor]: Taking taylor expansion of 4.0 in x 1.288 * [taylor]: Taking taylor expansion of (log x) in x 1.288 * [taylor]: Taking taylor expansion of x in x 1.289 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.289 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.289 * [taylor]: Taking taylor expansion of y in x 1.290 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.290 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.290 * [taylor]: Taking taylor expansion of 9.0 in y 1.290 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.290 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.290 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.290 * [taylor]: Taking taylor expansion of 1.0 in y 1.290 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.290 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.290 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.290 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.290 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.290 * [taylor]: Taking taylor expansion of 4.0 in y 1.290 * [taylor]: Taking taylor expansion of (log x) in y 1.290 * [taylor]: Taking taylor expansion of x in y 1.291 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.291 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.291 * [taylor]: Taking taylor expansion of y in y 1.297 * [taylor]: Taking taylor expansion of 0 in y 1.307 * [taylor]: Taking taylor expansion of 0 in y 1.321 * [taylor]: Taking taylor expansion of 0 in y 1.342 * [taylor]: Taking taylor expansion of 0 in y 1.375 * [taylor]: Taking taylor expansion of 0 in y 1.422 * [taylor]: Taking taylor expansion of 0 in y 1.492 * [taylor]: Taking taylor expansion of 0 in y 1.492 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.493 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.493 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.493 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.493 * [taylor]: Taking taylor expansion of 9.0 in y 1.493 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.493 * [taylor]: Taking taylor expansion of x in y 1.493 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.493 * [taylor]: Taking taylor expansion of y in y 1.493 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.493 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.493 * [taylor]: Taking taylor expansion of 9.0 in x 1.493 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.493 * [taylor]: Taking taylor expansion of x in x 1.493 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.493 * [taylor]: Taking taylor expansion of y in x 1.493 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.493 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.493 * [taylor]: Taking taylor expansion of 9.0 in x 1.493 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.493 * [taylor]: Taking taylor expansion of x in x 1.493 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.493 * [taylor]: Taking taylor expansion of y in x 1.493 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 1.493 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.493 * [taylor]: Taking taylor expansion of y in y 1.494 * [taylor]: Taking taylor expansion of 0 in y 1.495 * [taylor]: Taking taylor expansion of 0 in y 1.497 * [taylor]: Taking taylor expansion of 0 in y 1.497 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.497 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.497 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.497 * [taylor]: Taking taylor expansion of 9.0 in y 1.497 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.497 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.497 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.497 * [taylor]: Taking taylor expansion of 1.0 in y 1.497 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.497 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.497 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.497 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.497 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.497 * [taylor]: Taking taylor expansion of 4.0 in y 1.497 * [taylor]: Taking taylor expansion of (log x) in y 1.497 * [taylor]: Taking taylor expansion of x in y 1.498 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.498 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.498 * [taylor]: Taking taylor expansion of y in y 1.499 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.499 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.499 * [taylor]: Taking taylor expansion of 9.0 in x 1.499 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.499 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.499 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.499 * [taylor]: Taking taylor expansion of 1.0 in x 1.499 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.499 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.499 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.499 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.499 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.499 * [taylor]: Taking taylor expansion of 4.0 in x 1.499 * [taylor]: Taking taylor expansion of (log x) in x 1.499 * [taylor]: Taking taylor expansion of x in x 1.500 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.500 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.500 * [taylor]: Taking taylor expansion of y in x 1.501 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.501 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.501 * [taylor]: Taking taylor expansion of 9.0 in x 1.501 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.501 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.501 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.501 * [taylor]: Taking taylor expansion of 1.0 in x 1.501 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.501 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.501 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.501 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.501 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.501 * [taylor]: Taking taylor expansion of 4.0 in x 1.501 * [taylor]: Taking taylor expansion of (log x) in x 1.501 * [taylor]: Taking taylor expansion of x in x 1.502 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.502 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.502 * [taylor]: Taking taylor expansion of y in x 1.503 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.503 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.503 * [taylor]: Taking taylor expansion of 9.0 in y 1.503 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.503 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.503 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.503 * [taylor]: Taking taylor expansion of 1.0 in y 1.503 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.503 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.503 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.503 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.503 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.503 * [taylor]: Taking taylor expansion of 4.0 in y 1.503 * [taylor]: Taking taylor expansion of (log x) in y 1.503 * [taylor]: Taking taylor expansion of x in y 1.504 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.504 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.504 * [taylor]: Taking taylor expansion of y in y 1.510 * [taylor]: Taking taylor expansion of 0 in y 1.520 * [taylor]: Taking taylor expansion of 0 in y 1.539 * [taylor]: Taking taylor expansion of 0 in y 1.560 * [taylor]: Taking taylor expansion of 0 in y 1.588 * [taylor]: Taking taylor expansion of 0 in y 1.640 * [taylor]: Taking taylor expansion of 0 in y 1.714 * [taylor]: Taking taylor expansion of 0 in y 1.714 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.714 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.714 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.714 * [taylor]: Taking taylor expansion of 9.0 in y 1.714 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.714 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.715 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.715 * [taylor]: Taking taylor expansion of 1.0 in y 1.715 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.715 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.715 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.715 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.715 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.715 * [taylor]: Taking taylor expansion of 4.0 in y 1.715 * [taylor]: Taking taylor expansion of (log x) in y 1.715 * [taylor]: Taking taylor expansion of x in y 1.715 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.715 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.715 * [taylor]: Taking taylor expansion of y in y 1.716 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.716 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.716 * [taylor]: Taking taylor expansion of 9.0 in x 1.716 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.716 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.716 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.716 * [taylor]: Taking taylor expansion of 1.0 in x 1.716 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.716 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.716 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.716 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.716 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.716 * [taylor]: Taking taylor expansion of 4.0 in x 1.716 * [taylor]: Taking taylor expansion of (log x) in x 1.716 * [taylor]: Taking taylor expansion of x in x 1.717 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.718 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.718 * [taylor]: Taking taylor expansion of y in x 1.718 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.718 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.718 * [taylor]: Taking taylor expansion of 9.0 in x 1.718 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.718 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.718 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.718 * [taylor]: Taking taylor expansion of 1.0 in x 1.718 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.718 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.718 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.718 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.718 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.718 * [taylor]: Taking taylor expansion of 4.0 in x 1.718 * [taylor]: Taking taylor expansion of (log x) in x 1.718 * [taylor]: Taking taylor expansion of x in x 1.719 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.719 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.719 * [taylor]: Taking taylor expansion of y in x 1.720 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.720 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.720 * [taylor]: Taking taylor expansion of 9.0 in y 1.720 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.720 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.720 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.720 * [taylor]: Taking taylor expansion of 1.0 in y 1.720 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.720 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.720 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.720 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.720 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.720 * [taylor]: Taking taylor expansion of 4.0 in y 1.720 * [taylor]: Taking taylor expansion of (log x) in y 1.720 * [taylor]: Taking taylor expansion of x in y 1.721 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.721 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.721 * [taylor]: Taking taylor expansion of y in y 1.728 * [taylor]: Taking taylor expansion of 0 in y 1.738 * [taylor]: Taking taylor expansion of 0 in y 1.752 * [taylor]: Taking taylor expansion of 0 in y 1.772 * [taylor]: Taking taylor expansion of 0 in y 1.807 * [taylor]: Taking taylor expansion of 0 in y 1.851 * [taylor]: Taking taylor expansion of 0 in y 1.922 * [taylor]: Taking taylor expansion of 0 in y 1.923 * * * [progress]: simplifying candidates 1.924 * [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)) 1.928 * * [simplify]: iteration 0 : 183 enodes (cost 306 ) 1.932 * * [simplify]: iteration 1 : 694 enodes (cost 304 ) 1.948 * * [simplify]: iteration 2 : 3707 enodes (cost 298 ) 2.041 * * [simplify]: iteration 3 : 5002 enodes (cost 298 ) 2.044 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (neg (pow y 4)) (+ (neg (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (neg (pow y 4)) (log (- (* 9.0 (pow x 4.0)) (pow y 4))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3/2)) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4))) (pow y 8)) (+ (neg (pow y 8)) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4)) (- (* 9.0 (pow x 4.0)) (pow y 4)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 2.044 * * * [progress]: adding candidates to table 2.151 * [progress]: [Phase 3 of 3] Extracting. 2.154 * [simplify]: Simplifying using # : (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.155 * * [simplify]: iteration 0 : 21 enodes (cost 10 ) 2.155 * * [simplify]: iteration 1 : 25 enodes (cost 10 ) 2.155 * * [simplify]: iteration 2 : 29 enodes (cost 10 ) 2.155 * * [simplify]: iteration 3 : 29 enodes (cost 10 ) 2.156 * [simplify]: Simplified to: (- (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4)) 3)) (* (* y y) (neg 2.0))) 2.906 * [regime-testing]: End program error score: 51.99999982801125