8.693 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.020 * * * [progress]: [2/2] Setting up program. 0.022 * [progress]: [Phase 2 of 3] Improving. 0.022 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.025 * * [simplify]: iteration 0 : 25 enodes (cost 7 ) 0.026 * * [simplify]: iteration 1 : 61 enodes (cost 7 ) 0.028 * * [simplify]: iteration 2 : 171 enodes (cost 7 ) 0.031 * * [simplify]: iteration 3 : 368 enodes (cost 7 ) 0.038 * * [simplify]: iteration 4 : 849 enodes (cost 6 ) 0.053 * * [simplify]: iteration 5 : 2639 enodes (cost 6 ) 0.102 * * [simplify]: iteration 6 : 5001 enodes (cost 6 ) 0.103 * [simplify]: Simplified to: (- (fma (pow x 4.0) 9.0 (* 2.0 (* y y))) (pow y 4)) 0.106 * * [progress]: iteration 1 / 4 0.106 * * * [progress]: picking best candidate 0.107 * * * * [pick]: Picked # 0.107 * * * [progress]: localizing error 0.116 * * * [progress]: generating rewritten candidates 0.116 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.122 * * * [progress]: generating series expansions 0.123 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.123 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.123 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.123 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.123 * [taylor]: Taking taylor expansion of 2.0 in y 0.123 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.123 * [taylor]: Taking taylor expansion of y in y 0.123 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.123 * [taylor]: Taking taylor expansion of 9.0 in y 0.123 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.123 * [taylor]: Taking taylor expansion of x in y 0.123 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.123 * [taylor]: Taking taylor expansion of y in y 0.123 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.123 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.123 * [taylor]: Taking taylor expansion of 2.0 in x 0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.123 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.123 * [taylor]: Taking taylor expansion of 9.0 in x 0.123 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.123 * [taylor]: Taking taylor expansion of x in x 0.123 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.123 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.123 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.123 * [taylor]: Taking taylor expansion of 2.0 in x 0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.124 * [taylor]: Taking taylor expansion of 9.0 in x 0.124 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.124 * [taylor]: Taking taylor expansion of x in x 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.124 * [taylor]: Taking taylor expansion of y in x 0.124 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.124 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.124 * [taylor]: Taking taylor expansion of 2.0 in y 0.124 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.124 * [taylor]: Taking taylor expansion of y in y 0.124 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.124 * [taylor]: Taking taylor expansion of y in y 0.129 * [taylor]: Taking taylor expansion of 0 in y 0.131 * [taylor]: Taking taylor expansion of 0 in y 0.135 * [taylor]: Taking taylor expansion of 0 in y 0.141 * [taylor]: Taking taylor expansion of 9.0 in y 0.144 * [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 0.144 * [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 0.144 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.144 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.144 * [taylor]: Taking taylor expansion of 9.0 in y 0.144 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.144 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.144 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.144 * [taylor]: Taking taylor expansion of 1.0 in y 0.144 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.144 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.144 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.144 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.144 * [taylor]: Taking taylor expansion of 4.0 in y 0.144 * [taylor]: Taking taylor expansion of (log x) in y 0.144 * [taylor]: Taking taylor expansion of x in y 0.144 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.145 * [taylor]: Taking taylor expansion of 2.0 in y 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.145 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.145 * [taylor]: Taking taylor expansion of y in y 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.145 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.145 * [taylor]: Taking taylor expansion of y in y 0.146 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.146 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.146 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.146 * [taylor]: Taking taylor expansion of 9.0 in x 0.146 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.146 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.146 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.146 * [taylor]: Taking taylor expansion of 1.0 in x 0.146 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.146 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.146 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.146 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.146 * [taylor]: Taking taylor expansion of 4.0 in x 0.146 * [taylor]: Taking taylor expansion of (log x) in x 0.146 * [taylor]: Taking taylor expansion of x in x 0.147 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.147 * [taylor]: Taking taylor expansion of 2.0 in x 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.147 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.147 * [taylor]: Taking taylor expansion of y in x 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.147 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.147 * [taylor]: Taking taylor expansion of y in x 0.148 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.148 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.148 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.148 * [taylor]: Taking taylor expansion of 9.0 in x 0.148 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.148 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.148 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.148 * [taylor]: Taking taylor expansion of 1.0 in x 0.148 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.148 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.148 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.148 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.148 * [taylor]: Taking taylor expansion of 4.0 in x 0.148 * [taylor]: Taking taylor expansion of (log x) in x 0.148 * [taylor]: Taking taylor expansion of x in x 0.149 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.149 * [taylor]: Taking taylor expansion of 2.0 in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.149 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.149 * [taylor]: Taking taylor expansion of y in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.149 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.149 * [taylor]: Taking taylor expansion of y in x 0.150 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.150 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.150 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.150 * [taylor]: Taking taylor expansion of 9.0 in y 0.150 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.150 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.150 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.150 * [taylor]: Taking taylor expansion of 1.0 in y 0.150 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.150 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.150 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.150 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.150 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.150 * [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 0.151 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.151 * [taylor]: Taking taylor expansion of 2.0 in y 0.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.151 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.152 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.152 * [taylor]: Taking taylor expansion of y in y 0.159 * [taylor]: Taking taylor expansion of 0 in y 0.169 * [taylor]: Taking taylor expansion of 0 in y 0.185 * [taylor]: Taking taylor expansion of 0 in y 0.208 * [taylor]: Taking taylor expansion of 0 in y 0.218 * [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 0.218 * [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 y 0.218 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.218 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.218 * [taylor]: Taking taylor expansion of 9.0 in y 0.218 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.218 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.218 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.218 * [taylor]: Taking taylor expansion of 1.0 in y 0.218 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.218 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.218 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.218 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.218 * [taylor]: Taking taylor expansion of 4.0 in y 0.218 * [taylor]: Taking taylor expansion of (log x) in y 0.218 * [taylor]: Taking taylor expansion of x in y 0.219 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.219 * [taylor]: Taking taylor expansion of 2.0 in y 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.219 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.219 * [taylor]: Taking taylor expansion of y in y 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.219 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.219 * [taylor]: Taking taylor expansion of y in y 0.220 * [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 0.220 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.220 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.220 * [taylor]: Taking taylor expansion of 9.0 in x 0.220 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.220 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.220 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.220 * [taylor]: Taking taylor expansion of 1.0 in x 0.220 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.220 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.220 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.220 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.220 * [taylor]: Taking taylor expansion of 4.0 in x 0.220 * [taylor]: Taking taylor expansion of (log x) in x 0.220 * [taylor]: Taking taylor expansion of x in x 0.221 * [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 0.222 * [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 0.222 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.222 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.222 * [taylor]: Taking taylor expansion of 9.0 in x 0.222 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.222 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.222 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.222 * [taylor]: Taking taylor expansion of 1.0 in x 0.222 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.222 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.222 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.222 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.222 * [taylor]: Taking taylor expansion of 4.0 in x 0.222 * [taylor]: Taking taylor expansion of (log x) in x 0.222 * [taylor]: Taking taylor expansion of x in x 0.223 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.223 * [taylor]: Taking taylor expansion of 2.0 in x 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.223 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.223 * [taylor]: Taking taylor expansion of y in x 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.223 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.223 * [taylor]: Taking taylor expansion of y in x 0.224 * [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 0.225 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.225 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.225 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.225 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.225 * [taylor]: Taking taylor expansion of 4.0 in y 0.225 * [taylor]: Taking taylor expansion of (log x) in y 0.225 * [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 0.226 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.226 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.226 * [taylor]: Taking taylor expansion of y in y 0.232 * [taylor]: Taking taylor expansion of 0 in y 0.243 * [taylor]: Taking taylor expansion of 0 in y 0.259 * [taylor]: Taking taylor expansion of 0 in y 0.282 * [taylor]: Taking taylor expansion of 0 in y 0.286 * * * [progress]: simplifying candidates 0.287 * [simplify]: Simplifying using # : (fma 9.0 (pow x 4.0) (- (* (- (* y y) 2.0) (* y y)))) (fma (- (- (* y y) 2.0)) (* y y) (* (- (* y y) 2.0) (* y y))) (expm1 (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (log1p (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* (* y y) (- (* y y) 2.0))) (/ (exp (* 9.0 (pow x 4.0))) (exp (* (* y y) (- (* y y) 2.0)))) (log (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (* (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (* (* y y) (- (* y y) 2.0)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0))) (* (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (- (* (* y y) (- (* y y) 2.0))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0)))) (+ (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* (sqrt 2.0) (sqrt 2.0)))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* 2.0 1))))) (- (* 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)) (* (fma y y (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* (sqrt 2.0) (sqrt 2.0)))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* 2.0 1))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* (* y y) (- (* y y) 2.0))) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4)))) (pow y 4)) 0.291 * * [simplify]: iteration 0 : 244 enodes (cost 283 ) 0.296 * * [simplify]: iteration 1 : 933 enodes (cost 242 ) 0.317 * * [simplify]: iteration 2 : 5001 enodes (cost 236 ) 0.318 * [simplify]: Simplified to: (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (* (* y (- (* y y) 2.0)) (+ (- y) y)) (expm1 (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (log1p (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (fma (pow y 2) 2.0 (- (pow y 4))) (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)) (fma (pow x (* 2 4.0)) (* 9.0 9.0) (* (* (- (* y y) 2.0) (* y y)) (fma 9.0 (pow x 4.0) (* (* y y) (- (* y y) 2.0))))) (fma (pow y 2) 2.0 (- (pow y 4))) (fma (pow x (* 2 4.0)) (* 9.0 9.0) (* (- (pow y 4)) (* (- (* y y) 2.0) (- (* y y) 2.0)))) (fma 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))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (- (* 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))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow y 2) 2.0 (- (pow y 4))) (fma (pow y 2) 2.0 (- (* 9.0 (pow x 4)) (pow y 4))) (fma (pow y 2) 2.0 (- (* 9.0 (pow x 4)) (pow y 4))) (fma (pow y 2) 2.0 (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4))) 0.318 * * * [progress]: adding candidates to table 0.391 * * [progress]: iteration 2 / 4 0.392 * * * [progress]: picking best candidate 0.394 * * * * [pick]: Picked # 0.394 * * * [progress]: localizing error 0.406 * * * [progress]: generating rewritten candidates 0.406 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.407 * * * [progress]: generating series expansions 0.407 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.407 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.407 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.407 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.407 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.407 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.407 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.407 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.407 * [taylor]: Taking taylor expansion of 4.0 in y 0.407 * [taylor]: Taking taylor expansion of (log x) in y 0.407 * [taylor]: Taking taylor expansion of x in y 0.407 * [taylor]: Taking taylor expansion of 9.0 in y 0.407 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.407 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.408 * [taylor]: Taking taylor expansion of y in y 0.408 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.408 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.408 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.408 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.408 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.408 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.408 * [taylor]: Taking taylor expansion of 4.0 in x 0.408 * [taylor]: Taking taylor expansion of (log x) in x 0.408 * [taylor]: Taking taylor expansion of x in x 0.409 * [taylor]: Taking taylor expansion of 9.0 in x 0.409 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.409 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.409 * [taylor]: Taking taylor expansion of y in x 0.409 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.409 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.409 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.409 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.409 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.409 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.409 * [taylor]: Taking taylor expansion of 4.0 in x 0.409 * [taylor]: Taking taylor expansion of (log x) in x 0.409 * [taylor]: Taking taylor expansion of x in x 0.409 * [taylor]: Taking taylor expansion of 9.0 in x 0.409 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.410 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.410 * [taylor]: Taking taylor expansion of y in x 0.410 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.410 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.410 * [taylor]: Taking taylor expansion of 9.0 in y 0.410 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.410 * [taylor]: Taking taylor expansion of x in y 0.410 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.410 * [taylor]: Taking taylor expansion of y in y 0.413 * [taylor]: Taking taylor expansion of 0 in y 0.419 * [taylor]: Taking taylor expansion of 0 in y 0.426 * [taylor]: Taking taylor expansion of 0 in y 0.427 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.427 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.427 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.427 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.427 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.427 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.427 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.427 * [taylor]: Taking taylor expansion of 4.0 in y 0.427 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.427 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.427 * [taylor]: Taking taylor expansion of x in y 0.427 * [taylor]: Taking taylor expansion of 9.0 in y 0.427 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.427 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.427 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.427 * [taylor]: Taking taylor expansion of y in y 0.428 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.428 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.428 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.428 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.428 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.428 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.428 * [taylor]: Taking taylor expansion of 4.0 in x 0.428 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.428 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.428 * [taylor]: Taking taylor expansion of x in x 0.429 * [taylor]: Taking taylor expansion of 9.0 in x 0.429 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.429 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.429 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.429 * [taylor]: Taking taylor expansion of y in x 0.429 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.429 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.429 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.429 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.429 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.429 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.429 * [taylor]: Taking taylor expansion of 4.0 in x 0.429 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.429 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.429 * [taylor]: Taking taylor expansion of x in x 0.430 * [taylor]: Taking taylor expansion of 9.0 in x 0.430 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.430 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.430 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.430 * [taylor]: Taking taylor expansion of y in x 0.431 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.431 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.431 * [taylor]: Taking taylor expansion of 9.0 in y 0.431 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.431 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.431 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.431 * [taylor]: Taking taylor expansion of 1.0 in y 0.431 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.431 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.431 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.431 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.431 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.431 * [taylor]: Taking taylor expansion of 4.0 in y 0.431 * [taylor]: Taking taylor expansion of (log x) in y 0.431 * [taylor]: Taking taylor expansion of x in y 0.432 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.432 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.432 * [taylor]: Taking taylor expansion of y in y 0.436 * [taylor]: Taking taylor expansion of 0 in y 0.443 * [taylor]: Taking taylor expansion of 0 in y 0.451 * [taylor]: Taking taylor expansion of 0 in y 0.464 * [taylor]: Taking taylor expansion of 0 in y 0.487 * [taylor]: Taking taylor expansion of 0 in y 0.516 * [taylor]: Taking taylor expansion of 0 in y 0.565 * [taylor]: Taking taylor expansion of 0 in y 0.565 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.566 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.566 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.566 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 0.566 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 0.566 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 0.566 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 0.566 * [taylor]: Taking taylor expansion of 4.0 in y 0.566 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 0.566 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.566 * [taylor]: Taking taylor expansion of -1 in y 0.566 * [taylor]: Taking taylor expansion of x in y 0.566 * [taylor]: Taking taylor expansion of 9.0 in y 0.566 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.566 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.566 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.566 * [taylor]: Taking taylor expansion of y in y 0.567 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.567 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.567 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.567 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.567 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.567 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.567 * [taylor]: Taking taylor expansion of 4.0 in x 0.567 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.567 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.567 * [taylor]: Taking taylor expansion of -1 in x 0.567 * [taylor]: Taking taylor expansion of x in x 0.569 * [taylor]: Taking taylor expansion of 9.0 in x 0.569 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.569 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.569 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.569 * [taylor]: Taking taylor expansion of y in x 0.569 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.569 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.569 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.569 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.569 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.569 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.569 * [taylor]: Taking taylor expansion of 4.0 in x 0.569 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.569 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.569 * [taylor]: Taking taylor expansion of -1 in x 0.569 * [taylor]: Taking taylor expansion of x in x 0.571 * [taylor]: Taking taylor expansion of 9.0 in x 0.571 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.571 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.571 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.571 * [taylor]: Taking taylor expansion of y in x 0.572 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 0.572 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 0.572 * [taylor]: Taking taylor expansion of 9.0 in y 0.572 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 0.572 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 0.572 * [taylor]: Taking taylor expansion of 4.0 in y 0.572 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 0.572 * [taylor]: Taking taylor expansion of (log -1) in y 0.572 * [taylor]: Taking taylor expansion of -1 in y 0.573 * [taylor]: Taking taylor expansion of (log x) in y 0.573 * [taylor]: Taking taylor expansion of x in y 0.574 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.574 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.574 * [taylor]: Taking taylor expansion of y in y 0.579 * [taylor]: Taking taylor expansion of 0 in y 0.587 * [taylor]: Taking taylor expansion of 0 in y 0.597 * [taylor]: Taking taylor expansion of 0 in y 0.612 * [taylor]: Taking taylor expansion of 0 in y 0.637 * [taylor]: Taking taylor expansion of 0 in y 0.668 * [taylor]: Taking taylor expansion of 0 in y 0.718 * [taylor]: Taking taylor expansion of 0 in y 0.719 * * * [progress]: simplifying candidates 0.719 * [simplify]: Simplifying using # : (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (exp (* 4.0 (- (log -1) (log (/ -1 x)))))) (pow y 4)) 0.722 * * [simplify]: iteration 0 : 56 enodes (cost 77 ) 0.723 * * [simplify]: iteration 1 : 134 enodes (cost 68 ) 0.726 * * [simplify]: iteration 2 : 470 enodes (cost 68 ) 0.736 * * [simplify]: iteration 3 : 2003 enodes (cost 63 ) 0.796 * * [simplify]: iteration 4 : 5002 enodes (cost 63 ) 0.797 * [simplify]: Simplified to: (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (fma (pow x 4.0) 9.0 (- (pow y 4))) 0.797 * * * [progress]: adding candidates to table 0.833 * * [progress]: iteration 3 / 4 0.833 * * * [progress]: picking best candidate 0.836 * * * * [pick]: Picked # 0.836 * * * [progress]: localizing error 0.852 * * * [progress]: generating rewritten candidates 0.852 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.853 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.858 * * * [progress]: generating series expansions 0.858 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.858 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.859 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.859 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.859 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.859 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.859 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.859 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.859 * [taylor]: Taking taylor expansion of 4.0 in y 0.859 * [taylor]: Taking taylor expansion of (log x) in y 0.859 * [taylor]: Taking taylor expansion of x in y 0.859 * [taylor]: Taking taylor expansion of 9.0 in y 0.859 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.859 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.859 * [taylor]: Taking taylor expansion of y in y 0.859 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.859 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.859 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.859 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.859 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.859 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.859 * [taylor]: Taking taylor expansion of 4.0 in x 0.859 * [taylor]: Taking taylor expansion of (log x) in x 0.859 * [taylor]: Taking taylor expansion of x in x 0.860 * [taylor]: Taking taylor expansion of 9.0 in x 0.860 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.860 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.860 * [taylor]: Taking taylor expansion of y in x 0.860 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.860 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.860 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.860 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.860 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.860 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.860 * [taylor]: Taking taylor expansion of 4.0 in x 0.860 * [taylor]: Taking taylor expansion of (log x) in x 0.860 * [taylor]: Taking taylor expansion of x in x 0.861 * [taylor]: Taking taylor expansion of 9.0 in x 0.861 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.861 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.861 * [taylor]: Taking taylor expansion of y in x 0.861 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.861 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.861 * [taylor]: Taking taylor expansion of 9.0 in y 0.861 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.861 * [taylor]: Taking taylor expansion of x in y 0.862 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.862 * [taylor]: Taking taylor expansion of y in y 0.865 * [taylor]: Taking taylor expansion of 0 in y 0.870 * [taylor]: Taking taylor expansion of 0 in y 0.877 * [taylor]: Taking taylor expansion of 0 in y 0.878 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.878 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.878 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.878 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.878 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.878 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.878 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.878 * [taylor]: Taking taylor expansion of 4.0 in y 0.878 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.878 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.878 * [taylor]: Taking taylor expansion of x in y 0.878 * [taylor]: Taking taylor expansion of 9.0 in y 0.878 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.878 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.878 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.878 * [taylor]: Taking taylor expansion of y in y 0.879 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.879 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.879 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.879 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.879 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.879 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.879 * [taylor]: Taking taylor expansion of 4.0 in x 0.879 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.879 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.879 * [taylor]: Taking taylor expansion of x in x 0.880 * [taylor]: Taking taylor expansion of 9.0 in x 0.880 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.880 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.880 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.880 * [taylor]: Taking taylor expansion of y in x 0.880 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.880 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.880 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.880 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.880 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.880 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.880 * [taylor]: Taking taylor expansion of 4.0 in x 0.880 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.880 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.880 * [taylor]: Taking taylor expansion of x in x 0.881 * [taylor]: Taking taylor expansion of 9.0 in x 0.881 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.881 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.881 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.881 * [taylor]: Taking taylor expansion of y in x 0.882 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.882 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.882 * [taylor]: Taking taylor expansion of 9.0 in y 0.882 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.882 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.882 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.882 * [taylor]: Taking taylor expansion of 1.0 in y 0.882 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.882 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.882 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.882 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.882 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.882 * [taylor]: Taking taylor expansion of 4.0 in y 0.882 * [taylor]: Taking taylor expansion of (log x) in y 0.882 * [taylor]: Taking taylor expansion of x in y 0.883 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.883 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.883 * [taylor]: Taking taylor expansion of y in y 0.887 * [taylor]: Taking taylor expansion of 0 in y 0.894 * [taylor]: Taking taylor expansion of 0 in y 0.903 * [taylor]: Taking taylor expansion of 0 in y 0.917 * [taylor]: Taking taylor expansion of 0 in y 0.935 * [taylor]: Taking taylor expansion of 0 in y 0.970 * [taylor]: Taking taylor expansion of 0 in y 1.015 * [taylor]: Taking taylor expansion of 0 in y 1.016 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.016 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.016 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.016 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.016 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.016 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.016 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.016 * [taylor]: Taking taylor expansion of 4.0 in y 1.016 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.016 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.016 * [taylor]: Taking taylor expansion of -1 in y 1.016 * [taylor]: Taking taylor expansion of x in y 1.016 * [taylor]: Taking taylor expansion of 9.0 in y 1.016 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.016 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.016 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.016 * [taylor]: Taking taylor expansion of y in y 1.017 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.017 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.017 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.017 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.017 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.017 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.017 * [taylor]: Taking taylor expansion of 4.0 in x 1.017 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.017 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.017 * [taylor]: Taking taylor expansion of -1 in x 1.017 * [taylor]: Taking taylor expansion of x in x 1.024 * [taylor]: Taking taylor expansion of 9.0 in x 1.024 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.024 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.024 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.024 * [taylor]: Taking taylor expansion of y in x 1.024 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.025 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.025 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.025 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.025 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.025 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.025 * [taylor]: Taking taylor expansion of 4.0 in x 1.025 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.025 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.025 * [taylor]: Taking taylor expansion of -1 in x 1.025 * [taylor]: Taking taylor expansion of x in x 1.026 * [taylor]: Taking taylor expansion of 9.0 in x 1.026 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.026 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.026 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.026 * [taylor]: Taking taylor expansion of y in x 1.028 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.028 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.028 * [taylor]: Taking taylor expansion of 9.0 in y 1.028 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.028 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.028 * [taylor]: Taking taylor expansion of 4.0 in y 1.028 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.028 * [taylor]: Taking taylor expansion of (log -1) in y 1.028 * [taylor]: Taking taylor expansion of -1 in y 1.028 * [taylor]: Taking taylor expansion of (log x) in y 1.028 * [taylor]: Taking taylor expansion of x in y 1.029 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.029 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.029 * [taylor]: Taking taylor expansion of y in y 1.034 * [taylor]: Taking taylor expansion of 0 in y 1.042 * [taylor]: Taking taylor expansion of 0 in y 1.053 * [taylor]: Taking taylor expansion of 0 in y 1.067 * [taylor]: Taking taylor expansion of 0 in y 1.087 * [taylor]: Taking taylor expansion of 0 in y 1.123 * [taylor]: Taking taylor expansion of 0 in y 1.167 * [taylor]: Taking taylor expansion of 0 in y 1.168 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.168 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 1.168 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 1.168 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.168 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 1.168 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.168 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.168 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.168 * [taylor]: Taking taylor expansion of 4.0 in y 1.168 * [taylor]: Taking taylor expansion of (log x) in y 1.168 * [taylor]: Taking taylor expansion of x in y 1.168 * [taylor]: Taking taylor expansion of 9.0 in y 1.168 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.168 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.168 * [taylor]: Taking taylor expansion of y in y 1.168 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.168 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.168 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.168 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.168 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.168 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.168 * [taylor]: Taking taylor expansion of 4.0 in x 1.168 * [taylor]: Taking taylor expansion of (log x) in x 1.168 * [taylor]: Taking taylor expansion of x in x 1.169 * [taylor]: Taking taylor expansion of 9.0 in x 1.169 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.169 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.169 * [taylor]: Taking taylor expansion of y in x 1.169 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.169 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.169 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.169 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.169 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.169 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.169 * [taylor]: Taking taylor expansion of 4.0 in x 1.169 * [taylor]: Taking taylor expansion of (log x) in x 1.169 * [taylor]: Taking taylor expansion of x in x 1.170 * [taylor]: Taking taylor expansion of 9.0 in x 1.170 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.170 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.170 * [taylor]: Taking taylor expansion of y in x 1.171 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.171 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.171 * [taylor]: Taking taylor expansion of 9.0 in y 1.171 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.171 * [taylor]: Taking taylor expansion of x in y 1.171 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.171 * [taylor]: Taking taylor expansion of y in y 1.174 * [taylor]: Taking taylor expansion of 0 in y 1.184 * [taylor]: Taking taylor expansion of 0 in y 1.193 * [taylor]: Taking taylor expansion of 0 in y 1.193 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.193 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.193 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.193 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 1.193 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 1.193 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 1.193 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 1.193 * [taylor]: Taking taylor expansion of 4.0 in y 1.193 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 1.193 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.193 * [taylor]: Taking taylor expansion of x in y 1.193 * [taylor]: Taking taylor expansion of 9.0 in y 1.193 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.193 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.194 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.194 * [taylor]: Taking taylor expansion of y in y 1.194 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.194 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.194 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.194 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.194 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.194 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.194 * [taylor]: Taking taylor expansion of 4.0 in x 1.194 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.194 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.194 * [taylor]: Taking taylor expansion of x in x 1.195 * [taylor]: Taking taylor expansion of 9.0 in x 1.195 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.195 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.195 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.195 * [taylor]: Taking taylor expansion of y in x 1.196 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.196 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.196 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.196 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.196 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.196 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.196 * [taylor]: Taking taylor expansion of 4.0 in x 1.196 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.196 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.196 * [taylor]: Taking taylor expansion of x in x 1.197 * [taylor]: Taking taylor expansion of 9.0 in x 1.197 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.197 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.197 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.197 * [taylor]: Taking taylor expansion of y in x 1.197 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.197 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.197 * [taylor]: Taking taylor expansion of 9.0 in y 1.197 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.197 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.197 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.197 * [taylor]: Taking taylor expansion of 1.0 in y 1.197 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.197 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.197 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.197 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.197 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.198 * [taylor]: Taking taylor expansion of 4.0 in y 1.198 * [taylor]: Taking taylor expansion of (log x) in y 1.198 * [taylor]: Taking taylor expansion of x in y 1.198 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.198 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.198 * [taylor]: Taking taylor expansion of y in y 1.203 * [taylor]: Taking taylor expansion of 0 in y 1.209 * [taylor]: Taking taylor expansion of 0 in y 1.219 * [taylor]: Taking taylor expansion of 0 in y 1.232 * [taylor]: Taking taylor expansion of 0 in y 1.250 * [taylor]: Taking taylor expansion of 0 in y 1.285 * [taylor]: Taking taylor expansion of 0 in y 1.328 * [taylor]: Taking taylor expansion of 0 in y 1.329 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.329 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.329 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.329 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.329 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.329 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.329 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.329 * [taylor]: Taking taylor expansion of 4.0 in y 1.329 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.329 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.329 * [taylor]: Taking taylor expansion of -1 in y 1.329 * [taylor]: Taking taylor expansion of x in y 1.329 * [taylor]: Taking taylor expansion of 9.0 in y 1.329 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.329 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.329 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.329 * [taylor]: Taking taylor expansion of y in y 1.330 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.330 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.330 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.330 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.330 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.330 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.330 * [taylor]: Taking taylor expansion of 4.0 in x 1.330 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.330 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.330 * [taylor]: Taking taylor expansion of -1 in x 1.330 * [taylor]: Taking taylor expansion of x in x 1.332 * [taylor]: Taking taylor expansion of 9.0 in x 1.332 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.332 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.332 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.332 * [taylor]: Taking taylor expansion of y in x 1.332 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.332 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.332 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.332 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.332 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.332 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.332 * [taylor]: Taking taylor expansion of 4.0 in x 1.332 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.332 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.332 * [taylor]: Taking taylor expansion of -1 in x 1.332 * [taylor]: Taking taylor expansion of x in x 1.334 * [taylor]: Taking taylor expansion of 9.0 in x 1.334 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.334 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.334 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.334 * [taylor]: Taking taylor expansion of y in x 1.335 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.335 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.335 * [taylor]: Taking taylor expansion of 9.0 in y 1.335 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.335 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.335 * [taylor]: Taking taylor expansion of 4.0 in y 1.335 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.335 * [taylor]: Taking taylor expansion of (log -1) in y 1.335 * [taylor]: Taking taylor expansion of -1 in y 1.336 * [taylor]: Taking taylor expansion of (log x) in y 1.336 * [taylor]: Taking taylor expansion of x in y 1.336 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.336 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.336 * [taylor]: Taking taylor expansion of y in y 1.348 * [taylor]: Taking taylor expansion of 0 in y 1.356 * [taylor]: Taking taylor expansion of 0 in y 1.367 * [taylor]: Taking taylor expansion of 0 in y 1.381 * [taylor]: Taking taylor expansion of 0 in y 1.401 * [taylor]: Taking taylor expansion of 0 in y 1.438 * [taylor]: Taking taylor expansion of 0 in y 1.482 * [taylor]: Taking taylor expansion of 0 in y 1.482 * * * [progress]: simplifying candidates 1.483 * [simplify]: Simplifying using # : (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (expm1 (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (log1p (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (log (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (exp (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (pow (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) 3)) (cbrt (pow (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow 1 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)))) (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (pow (* (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4))))) 3)) (cbrt (pow (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 3)) (cbrt (pow 1 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt 1) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) (/ 3 2))) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) (/ 3 2))) (* (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)))) (cbrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (* (* (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (sqrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (sqrt (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (exp (* 4.0 (- (log -1) (log (/ -1 x)))))) (pow y 4)) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (exp (* 4.0 (- (log -1) (log (/ -1 x)))))) (pow y 4)) 1.487 * * [simplify]: iteration 0 : 112 enodes (cost 265 ) 1.490 * * [simplify]: iteration 1 : 337 enodes (cost 265 ) 1.496 * * [simplify]: iteration 2 : 1261 enodes (cost 265 ) 1.525 * * [simplify]: iteration 3 : 5001 enodes (cost 255 ) 1.527 * [simplify]: Simplified to: (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* (pow x 4.0) 9.0) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (expm1 (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log1p (fma (pow x 4.0) 9.0 (- (pow y 4)))) (log (fma (pow x 4.0) 9.0 (- (pow y 4)))) (exp (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 1 (fma (pow x 4.0) 9.0 (- (pow y 4))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) 1 (fma (pow x 4.0) 9.0 (- (pow y 4))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) (cbrt (sqrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3))) 1 (fma (pow x 4.0) 9.0 (- (pow y 4))) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3/2)) (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3/2)) (cbrt (* (fma (pow x 4.0) 9.0 (- (pow y 4))) (fma (pow x 4.0) 9.0 (- (pow y 4))))) (cbrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (sqrt (fma (pow x 4.0) 9.0 (- (pow y 4)))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (fma (pow x 4.0) 9.0 (- (pow y 4))) (* 9.0 (pow x 4)) (- (* 9.0 (pow x 4)) (pow y 4)) (fma (pow x 4.0) 9.0 (- (pow y 4))) 1.527 * * * [progress]: adding candidates to table 1.628 * [progress]: [Phase 3 of 3] Extracting. 1.632 * [simplify]: Simplifying using # : (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (- 2.0) (* y y))) 1.632 * * [simplify]: iteration 0 : 20 enodes (cost 10 ) 1.632 * * [simplify]: iteration 1 : 24 enodes (cost 10 ) 1.633 * * [simplify]: iteration 2 : 28 enodes (cost 10 ) 1.633 * * [simplify]: iteration 3 : 28 enodes (cost 10 ) 1.633 * [simplify]: Simplified to: (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (- 2.0) (* y y))) 2.320 * [regime-testing]: End program error score: 51.99999982801125