3.870 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.021 * * * [progress]: [2/2] Setting up program. 0.023 * [progress]: [Phase 2 of 3] Improving. 0.023 * [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 ) 0.054 * * [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 0.108 * * * * [pick]: Picked # 0.108 * * * [progress]: localizing error 0.117 * * * [progress]: generating rewritten candidates 0.117 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.123 * * * [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 0.124 * [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 0.124 * [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 0.126 * [taylor]: Taking taylor expansion of 0 in y 0.128 * [taylor]: Taking taylor expansion of 0 in y 0.132 * [taylor]: Taking taylor expansion of 0 in y 0.142 * [taylor]: Taking taylor expansion of 9.0 in y 0.145 * [approximate]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in (x y) around 0 0.145 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.145 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.145 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.145 * [taylor]: Taking taylor expansion of 9.0 in y 0.145 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.145 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.145 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.145 * [taylor]: Taking taylor expansion of 1.0 in y 0.145 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.145 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.145 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.145 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.145 * [taylor]: Taking taylor expansion of 4.0 in y 0.145 * [taylor]: Taking taylor expansion of (log x) in y 0.145 * [taylor]: Taking taylor expansion of x in y 0.146 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.146 * [taylor]: Taking taylor expansion of 2.0 in y 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.146 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.146 * [taylor]: Taking taylor expansion of y in y 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.147 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.147 * [taylor]: Taking taylor expansion of y in y 0.148 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.148 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.148 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.148 * [taylor]: Taking taylor expansion of 9.0 in x 0.148 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.148 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.148 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.148 * [taylor]: Taking taylor expansion of 1.0 in x 0.148 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.148 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.148 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.148 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.148 * [taylor]: Taking taylor expansion of 4.0 in x 0.148 * [taylor]: Taking taylor expansion of (log x) in x 0.148 * [taylor]: Taking taylor expansion of x in x 0.149 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.149 * [taylor]: Taking taylor expansion of 2.0 in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.149 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.149 * [taylor]: Taking taylor expansion of y in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.149 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.149 * [taylor]: Taking taylor expansion of y in x 0.149 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.149 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.149 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.150 * [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 0.152 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.152 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.152 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.152 * [taylor]: Taking taylor expansion of 9.0 in y 0.152 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.152 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.152 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.152 * [taylor]: Taking taylor expansion of 1.0 in y 0.152 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.152 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.152 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.152 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.152 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.152 * [taylor]: Taking taylor expansion of 4.0 in y 0.152 * [taylor]: Taking taylor expansion of (log x) in y 0.152 * [taylor]: Taking taylor expansion of x in y 0.153 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.153 * [taylor]: Taking taylor expansion of 2.0 in y 0.153 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.153 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.153 * [taylor]: Taking taylor expansion of y in y 0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.154 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.154 * [taylor]: Taking taylor expansion of y in y 0.161 * [taylor]: Taking taylor expansion of 0 in y 0.172 * [taylor]: Taking taylor expansion of 0 in y 0.188 * [taylor]: Taking taylor expansion of 0 in y 0.211 * [taylor]: Taking taylor expansion of 0 in y 0.216 * [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 0.216 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.216 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.216 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.216 * [taylor]: Taking taylor expansion of 9.0 in y 0.216 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.216 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.216 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.216 * [taylor]: Taking taylor expansion of 1.0 in y 0.216 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.216 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.216 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.216 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.216 * [taylor]: Taking taylor expansion of 4.0 in y 0.216 * [taylor]: Taking taylor expansion of (log x) in y 0.217 * [taylor]: Taking taylor expansion of x in y 0.217 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.217 * [taylor]: Taking taylor expansion of 2.0 in y 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.217 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.217 * [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 0.218 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.218 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.218 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.219 * [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 0.220 * [taylor]: Taking taylor expansion of 2.0 in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.220 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.220 * [taylor]: Taking taylor expansion of y in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.220 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.220 * [taylor]: Taking taylor expansion of y 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)))) (/ 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 0.222 * [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 0.222 * [taylor]: Taking taylor expansion of y in x 0.223 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.223 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.223 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.223 * [taylor]: Taking taylor expansion of 9.0 in y 0.223 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.223 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.223 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.223 * [taylor]: Taking taylor expansion of 1.0 in y 0.223 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.223 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.223 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.223 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.223 * [taylor]: Taking taylor expansion of 4.0 in y 0.223 * [taylor]: Taking taylor expansion of (log x) in y 0.223 * [taylor]: Taking taylor expansion of x in y 0.224 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.224 * [taylor]: Taking taylor expansion of 2.0 in y 0.224 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.224 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.224 * [taylor]: Taking taylor expansion of y in y 0.224 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.224 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.224 * [taylor]: Taking taylor expansion of y in y 0.236 * [taylor]: Taking taylor expansion of 0 in y 0.246 * [taylor]: Taking taylor expansion of 0 in y 0.262 * [taylor]: Taking taylor expansion of 0 in y 0.285 * [taylor]: Taking taylor expansion of 0 in y 0.290 * * * [progress]: simplifying candidates 0.290 * [simplify]: Simplifying using # : (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)) 0.294 * * [simplify]: iteration 0 : 244 enodes (cost 283 ) 0.299 * * [simplify]: iteration 1 : 933 enodes (cost 242 ) 0.320 * * [simplify]: iteration 2 : 5001 enodes (cost 236 ) 0.322 * [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))) 0.322 * * * [progress]: adding candidates to table 0.391 * * [progress]: iteration 2 / 4 0.391 * * * [progress]: picking best candidate 0.394 * * * * [pick]: Picked # 0.394 * * * [progress]: localizing error 0.409 * * * [progress]: generating rewritten candidates 0.409 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.410 * * * [progress]: generating series expansions 0.410 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.410 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.410 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.410 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.410 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.410 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.410 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.410 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.410 * [taylor]: Taking taylor expansion of 4.0 in y 0.410 * [taylor]: Taking taylor expansion of (log x) in y 0.410 * [taylor]: Taking taylor expansion of x in y 0.410 * [taylor]: Taking taylor expansion of 9.0 in y 0.410 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.410 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.411 * [taylor]: Taking taylor expansion of y in y 0.411 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.411 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.411 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.411 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.411 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.411 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.411 * [taylor]: Taking taylor expansion of 4.0 in x 0.411 * [taylor]: Taking taylor expansion of (log x) in x 0.411 * [taylor]: Taking taylor expansion of x in x 0.412 * [taylor]: Taking taylor expansion of 9.0 in x 0.412 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.412 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.412 * [taylor]: Taking taylor expansion of y in x 0.412 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.412 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.412 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.412 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.412 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.412 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.412 * [taylor]: Taking taylor expansion of 4.0 in x 0.412 * [taylor]: Taking taylor expansion of (log x) in x 0.412 * [taylor]: Taking taylor expansion of x in x 0.413 * [taylor]: Taking taylor expansion of 9.0 in x 0.413 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.413 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.413 * [taylor]: Taking taylor expansion of y in x 0.413 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.413 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.413 * [taylor]: Taking taylor expansion of 9.0 in y 0.413 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.413 * [taylor]: Taking taylor expansion of x in y 0.413 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.413 * [taylor]: Taking taylor expansion of y in y 0.416 * [taylor]: Taking taylor expansion of 0 in y 0.421 * [taylor]: Taking taylor expansion of 0 in y 0.429 * [taylor]: Taking taylor expansion of 0 in y 0.430 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.430 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.430 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.430 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.430 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.430 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.430 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.430 * [taylor]: Taking taylor expansion of 4.0 in y 0.430 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.430 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.430 * [taylor]: Taking taylor expansion of x in y 0.430 * [taylor]: Taking taylor expansion of 9.0 in y 0.430 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.430 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.430 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.430 * [taylor]: Taking taylor expansion of y in y 0.431 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.431 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.431 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.431 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.431 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.431 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.431 * [taylor]: Taking taylor expansion of 4.0 in x 0.431 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.431 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.431 * [taylor]: Taking taylor expansion of x in x 0.432 * [taylor]: Taking taylor expansion of 9.0 in x 0.432 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.432 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.432 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.432 * [taylor]: Taking taylor expansion of y in x 0.432 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.432 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.432 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.432 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.432 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.432 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.432 * [taylor]: Taking taylor expansion of 4.0 in x 0.432 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.432 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.432 * [taylor]: Taking taylor expansion of x in x 0.433 * [taylor]: Taking taylor expansion of 9.0 in x 0.433 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.433 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.433 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.433 * [taylor]: Taking taylor expansion of y in x 0.434 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.434 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.434 * [taylor]: Taking taylor expansion of 9.0 in y 0.434 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.434 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.434 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.434 * [taylor]: Taking taylor expansion of 1.0 in y 0.434 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.434 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.434 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.434 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.434 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.434 * [taylor]: Taking taylor expansion of 4.0 in y 0.434 * [taylor]: Taking taylor expansion of (log x) in y 0.434 * [taylor]: Taking taylor expansion of x in y 0.435 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.435 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.435 * [taylor]: Taking taylor expansion of y in y 0.439 * [taylor]: Taking taylor expansion of 0 in y 0.446 * [taylor]: Taking taylor expansion of 0 in y 0.455 * [taylor]: Taking taylor expansion of 0 in y 0.467 * [taylor]: Taking taylor expansion of 0 in y 0.492 * [taylor]: Taking taylor expansion of 0 in y 0.522 * [taylor]: Taking taylor expansion of 0 in y 0.571 * [taylor]: Taking taylor expansion of 0 in y 0.572 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.572 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.572 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.572 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 0.572 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 0.572 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 0.572 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 0.573 * [taylor]: Taking taylor expansion of 4.0 in y 0.573 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 0.573 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.573 * [taylor]: Taking taylor expansion of -1 in y 0.573 * [taylor]: Taking taylor expansion of x in y 0.573 * [taylor]: Taking taylor expansion of 9.0 in y 0.573 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.573 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.573 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.573 * [taylor]: Taking taylor expansion of y in y 0.574 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.574 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.574 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.574 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.574 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.574 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.574 * [taylor]: Taking taylor expansion of 4.0 in x 0.574 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.574 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.574 * [taylor]: Taking taylor expansion of -1 in x 0.574 * [taylor]: Taking taylor expansion of x in x 0.575 * [taylor]: Taking taylor expansion of 9.0 in x 0.575 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.575 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.575 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.576 * [taylor]: Taking taylor expansion of y in x 0.576 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.576 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.576 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.576 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.576 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.576 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.576 * [taylor]: Taking taylor expansion of 4.0 in x 0.576 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.576 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.576 * [taylor]: Taking taylor expansion of -1 in x 0.576 * [taylor]: Taking taylor expansion of x in x 0.578 * [taylor]: Taking taylor expansion of 9.0 in x 0.578 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.578 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.578 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.578 * [taylor]: Taking taylor expansion of y in x 0.579 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 0.579 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 0.579 * [taylor]: Taking taylor expansion of 9.0 in y 0.579 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 0.579 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 0.579 * [taylor]: Taking taylor expansion of 4.0 in y 0.579 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 0.579 * [taylor]: Taking taylor expansion of (log -1) in y 0.579 * [taylor]: Taking taylor expansion of -1 in y 0.579 * [taylor]: Taking taylor expansion of (log x) in y 0.579 * [taylor]: Taking taylor expansion of x in y 0.580 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.580 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.580 * [taylor]: Taking taylor expansion of y in y 0.586 * [taylor]: Taking taylor expansion of 0 in y 0.594 * [taylor]: Taking taylor expansion of 0 in y 0.604 * [taylor]: Taking taylor expansion of 0 in y 0.619 * [taylor]: Taking taylor expansion of 0 in y 0.639 * [taylor]: Taking taylor expansion of 0 in y 0.676 * [taylor]: Taking taylor expansion of 0 in y 0.725 * [taylor]: Taking taylor expansion of 0 in y 0.725 * * * [progress]: simplifying candidates 0.726 * [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)) 0.728 * * [simplify]: iteration 0 : 56 enodes (cost 77 ) 0.730 * * [simplify]: iteration 1 : 134 enodes (cost 68 ) 0.733 * * [simplify]: iteration 2 : 470 enodes (cost 68 ) 0.743 * * [simplify]: iteration 3 : 2003 enodes (cost 63 ) 0.806 * * [simplify]: iteration 4 : 5002 enodes (cost 63 ) 0.807 * [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))) 0.807 * * * [progress]: adding candidates to table 0.840 * * [progress]: iteration 3 / 4 0.840 * * * [progress]: picking best candidate 0.843 * * * * [pick]: Picked # 0.843 * * * [progress]: localizing error 0.859 * * * [progress]: generating rewritten candidates 0.859 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.859 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.861 * * * [progress]: generating series expansions 0.861 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.861 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.861 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.861 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.862 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.862 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.862 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.862 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.862 * [taylor]: Taking taylor expansion of 4.0 in y 0.862 * [taylor]: Taking taylor expansion of (log x) in y 0.862 * [taylor]: Taking taylor expansion of x in y 0.862 * [taylor]: Taking taylor expansion of 9.0 in y 0.862 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.862 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.862 * [taylor]: Taking taylor expansion of y in y 0.862 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.862 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.862 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.862 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.862 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.862 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.862 * [taylor]: Taking taylor expansion of 4.0 in x 0.862 * [taylor]: Taking taylor expansion of (log x) in x 0.862 * [taylor]: Taking taylor expansion of x in x 0.863 * [taylor]: Taking taylor expansion of 9.0 in x 0.863 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.863 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.863 * [taylor]: Taking taylor expansion of y in x 0.863 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.863 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.863 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.863 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.863 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.863 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.863 * [taylor]: Taking taylor expansion of 4.0 in x 0.863 * [taylor]: Taking taylor expansion of (log x) in x 0.863 * [taylor]: Taking taylor expansion of x in x 0.864 * [taylor]: Taking taylor expansion of 9.0 in x 0.864 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.864 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.864 * [taylor]: Taking taylor expansion of y in x 0.864 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.864 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.864 * [taylor]: Taking taylor expansion of 9.0 in y 0.864 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.864 * [taylor]: Taking taylor expansion of x in y 0.864 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.864 * [taylor]: Taking taylor expansion of y in y 0.867 * [taylor]: Taking taylor expansion of 0 in y 0.872 * [taylor]: Taking taylor expansion of 0 in y 0.885 * [taylor]: Taking taylor expansion of 0 in y 0.885 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.885 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.885 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.885 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.885 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.885 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.885 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.885 * [taylor]: Taking taylor expansion of 4.0 in y 0.885 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.885 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.885 * [taylor]: Taking taylor expansion of x in y 0.885 * [taylor]: Taking taylor expansion of 9.0 in y 0.885 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.885 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.886 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.886 * [taylor]: Taking taylor expansion of y in y 0.886 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.886 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.886 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.886 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.886 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.886 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.886 * [taylor]: Taking taylor expansion of 4.0 in x 0.886 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.886 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.886 * [taylor]: Taking taylor expansion of x in x 0.887 * [taylor]: Taking taylor expansion of 9.0 in x 0.887 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.887 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.887 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.887 * [taylor]: Taking taylor expansion of y in x 0.888 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.888 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.888 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.888 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.888 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.888 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.888 * [taylor]: Taking taylor expansion of 4.0 in x 0.888 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.888 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.888 * [taylor]: Taking taylor expansion of x in x 0.889 * [taylor]: Taking taylor expansion of 9.0 in x 0.889 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.889 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.889 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.889 * [taylor]: Taking taylor expansion of y in x 0.889 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.889 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.889 * [taylor]: Taking taylor expansion of 9.0 in y 0.889 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.889 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.889 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.889 * [taylor]: Taking taylor expansion of 1.0 in y 0.889 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.889 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.889 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.889 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.889 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.890 * [taylor]: Taking taylor expansion of 4.0 in y 0.890 * [taylor]: Taking taylor expansion of (log x) in y 0.890 * [taylor]: Taking taylor expansion of x in y 0.890 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.890 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.890 * [taylor]: Taking taylor expansion of y in y 0.895 * [taylor]: Taking taylor expansion of 0 in y 0.901 * [taylor]: Taking taylor expansion of 0 in y 0.910 * [taylor]: Taking taylor expansion of 0 in y 0.923 * [taylor]: Taking taylor expansion of 0 in y 0.941 * [taylor]: Taking taylor expansion of 0 in y 0.975 * [taylor]: Taking taylor expansion of 0 in y 1.018 * [taylor]: Taking taylor expansion of 0 in y 1.018 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.018 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.018 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.018 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.018 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.018 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.018 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.018 * [taylor]: Taking taylor expansion of 4.0 in y 1.018 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.018 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.019 * [taylor]: Taking taylor expansion of -1 in y 1.019 * [taylor]: Taking taylor expansion of x in y 1.019 * [taylor]: Taking taylor expansion of 9.0 in y 1.019 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.019 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.019 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.019 * [taylor]: Taking taylor expansion of y in y 1.020 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.020 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.020 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.020 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.020 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.020 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.020 * [taylor]: Taking taylor expansion of 4.0 in x 1.020 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.020 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.020 * [taylor]: Taking taylor expansion of -1 in x 1.020 * [taylor]: Taking taylor expansion of x in x 1.021 * [taylor]: Taking taylor expansion of 9.0 in x 1.021 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.021 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.021 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.021 * [taylor]: Taking taylor expansion of y in x 1.022 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.022 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.022 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.022 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.022 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.022 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.022 * [taylor]: Taking taylor expansion of 4.0 in x 1.022 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.022 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.022 * [taylor]: Taking taylor expansion of -1 in x 1.022 * [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 1.025 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.025 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.025 * [taylor]: Taking taylor expansion of 9.0 in y 1.025 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.025 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.025 * [taylor]: Taking taylor expansion of 4.0 in y 1.025 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.025 * [taylor]: Taking taylor expansion of (log -1) in y 1.025 * [taylor]: Taking taylor expansion of -1 in y 1.025 * [taylor]: Taking taylor expansion of (log x) in y 1.025 * [taylor]: Taking taylor expansion of x in y 1.026 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.026 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.026 * [taylor]: Taking taylor expansion of y in y 1.036 * [taylor]: Taking taylor expansion of 0 in y 1.044 * [taylor]: Taking taylor expansion of 0 in y 1.055 * [taylor]: Taking taylor expansion of 0 in y 1.069 * [taylor]: Taking taylor expansion of 0 in y 1.088 * [taylor]: Taking taylor expansion of 0 in y 1.124 * [taylor]: Taking taylor expansion of 0 in y 1.168 * [taylor]: Taking taylor expansion of 0 in y 1.169 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.169 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 1.169 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 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 y 1.169 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.169 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.169 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.169 * [taylor]: Taking taylor expansion of 4.0 in y 1.169 * [taylor]: Taking taylor expansion of (log x) in y 1.170 * [taylor]: Taking taylor expansion of x in y 1.170 * [taylor]: Taking taylor expansion of 9.0 in y 1.170 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.170 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.170 * [taylor]: Taking taylor expansion of y in y 1.170 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.170 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.170 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.170 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.170 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.170 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.170 * [taylor]: Taking taylor expansion of 4.0 in x 1.170 * [taylor]: Taking taylor expansion of (log x) in x 1.170 * [taylor]: Taking taylor expansion of x in x 1.171 * [taylor]: Taking taylor expansion of 9.0 in x 1.171 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.171 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.171 * [taylor]: Taking taylor expansion of y in x 1.171 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.171 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.171 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.171 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.171 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.171 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.171 * [taylor]: Taking taylor expansion of 4.0 in x 1.171 * [taylor]: Taking taylor expansion of (log x) in x 1.171 * [taylor]: Taking taylor expansion of x in x 1.171 * [taylor]: Taking taylor expansion of 9.0 in x 1.171 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.171 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.172 * [taylor]: Taking taylor expansion of y in x 1.172 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.172 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.172 * [taylor]: Taking taylor expansion of 9.0 in y 1.172 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.172 * [taylor]: Taking taylor expansion of x in y 1.172 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.172 * [taylor]: Taking taylor expansion of y in y 1.175 * [taylor]: Taking taylor expansion of 0 in y 1.180 * [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 1.194 * [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 y 1.194 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 1.194 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 1.194 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 1.194 * [taylor]: Taking taylor expansion of 4.0 in y 1.194 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 1.194 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.194 * [taylor]: Taking taylor expansion of x in y 1.194 * [taylor]: Taking taylor expansion of 9.0 in y 1.194 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.194 * [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 1.195 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.195 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.195 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.195 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.195 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.195 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.195 * [taylor]: Taking taylor expansion of 4.0 in x 1.195 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.195 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.195 * [taylor]: Taking taylor expansion of x in x 1.196 * [taylor]: Taking taylor expansion of 9.0 in x 1.196 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.196 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.196 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.196 * [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 1.198 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.198 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.198 * [taylor]: Taking taylor expansion of 9.0 in y 1.198 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.198 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.198 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.198 * [taylor]: Taking taylor expansion of 1.0 in y 1.198 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.198 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.198 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.198 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.198 * [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 1.199 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.199 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.199 * [taylor]: Taking taylor expansion of y in y 1.203 * [taylor]: Taking taylor expansion of 0 in y 1.210 * [taylor]: Taking taylor expansion of 0 in y 1.219 * [taylor]: Taking taylor expansion of 0 in y 1.231 * [taylor]: Taking taylor expansion of 0 in y 1.249 * [taylor]: Taking taylor expansion of 0 in y 1.284 * [taylor]: Taking taylor expansion of 0 in y 1.327 * [taylor]: Taking taylor expansion of 0 in y 1.328 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.328 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.328 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.328 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.328 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.328 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.328 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.328 * [taylor]: Taking taylor expansion of 4.0 in y 1.328 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.328 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.328 * [taylor]: Taking taylor expansion of -1 in y 1.328 * [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 1.335 * [taylor]: Taking taylor expansion of (log x) in y 1.335 * [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 1.342 * [taylor]: Taking taylor expansion of 0 in y 1.356 * [taylor]: Taking taylor expansion of 0 in y 1.366 * [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 1.483 * [taylor]: Taking taylor expansion of 0 in y 1.483 * * * [progress]: simplifying candidates 1.484 * [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)) 1.488 * * [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 ) 1.526 * * [simplify]: iteration 3 : 5001 enodes (cost 255 ) 1.528 * [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))) 1.528 * * * [progress]: adding candidates to table 1.626 * [progress]: [Phase 3 of 3] Extracting. 1.629 * [simplify]: Simplifying using # : (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (- 2.0) (* y y))) 1.629 * * [simplify]: iteration 0 : 20 enodes (cost 10 ) 1.629 * * [simplify]: iteration 1 : 24 enodes (cost 10 ) 1.630 * * [simplify]: iteration 2 : 28 enodes (cost 10 ) 1.630 * * [simplify]: iteration 3 : 28 enodes (cost 10 ) 1.630 * [simplify]: Simplified to: (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (- 2.0) (* y y))) 2.287 * [regime-testing]: End program error score: 51.99999982801125