2.899 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.025 * [progress]: [Phase 2 of 3] Improving. 0.025 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.027 * * [simplify]: iteration 0 : 25 enodes (cost 7 ) 0.029 * * [simplify]: iteration 1 : 61 enodes (cost 7 ) 0.030 * * [simplify]: iteration 2 : 171 enodes (cost 7 ) 0.033 * * [simplify]: iteration 3 : 368 enodes (cost 7 ) 0.039 * * [simplify]: iteration 4 : 849 enodes (cost 6 ) 0.054 * * [simplify]: iteration 5 : 2639 enodes (cost 6 ) 0.103 * * [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 0.122 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.122 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.122 * [taylor]: Taking taylor expansion of 2.0 in y 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.122 * [taylor]: Taking taylor expansion of y in y 0.122 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.122 * [taylor]: Taking taylor expansion of 9.0 in y 0.122 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.122 * [taylor]: Taking taylor expansion of x in y 0.122 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.122 * [taylor]: Taking taylor expansion of y in y 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.122 * [taylor]: Taking taylor expansion of 2.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.122 * [taylor]: Taking taylor expansion of 9.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.122 * [taylor]: Taking taylor expansion of x in x 0.122 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.122 * [taylor]: Taking taylor expansion of 2.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.122 * [taylor]: Taking taylor expansion of 9.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.122 * [taylor]: Taking taylor expansion of x in x 0.122 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.123 * [taylor]: Taking taylor expansion of y in x 0.123 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow y 2)) (pow y 4)) in y 0.123 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.123 * [taylor]: Taking taylor expansion of 2.0 in y 0.123 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.123 * [taylor]: Taking taylor expansion of y in y 0.123 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.123 * [taylor]: Taking taylor expansion of y in y 0.125 * [taylor]: Taking taylor expansion of 0 in y 0.127 * [taylor]: Taking taylor expansion of 0 in y 0.130 * [taylor]: Taking taylor expansion of 0 in y 0.136 * [taylor]: Taking taylor expansion of 9.0 in y 0.139 * [approximate]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in (x y) around 0 0.139 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.139 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.139 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.139 * [taylor]: Taking taylor expansion of 9.0 in y 0.139 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.139 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.139 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.139 * [taylor]: Taking taylor expansion of 1.0 in y 0.139 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.139 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.139 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.139 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.139 * [taylor]: Taking taylor expansion of 4.0 in y 0.139 * [taylor]: Taking taylor expansion of (log x) in y 0.139 * [taylor]: Taking taylor expansion of x in y 0.140 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.140 * [taylor]: Taking taylor expansion of 2.0 in y 0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.140 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.140 * [taylor]: Taking taylor expansion of y in y 0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.141 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.141 * [taylor]: Taking taylor expansion of y in y 0.141 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.141 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.141 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.141 * [taylor]: Taking taylor expansion of 9.0 in x 0.141 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.141 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.141 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.141 * [taylor]: Taking taylor expansion of 1.0 in x 0.141 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.141 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.141 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.141 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.141 * [taylor]: Taking taylor expansion of 4.0 in x 0.141 * [taylor]: Taking taylor expansion of (log x) in x 0.141 * [taylor]: Taking taylor expansion of x in x 0.143 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.143 * [taylor]: Taking taylor expansion of 2.0 in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.143 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.143 * [taylor]: Taking taylor expansion of y in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.143 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.143 * [taylor]: Taking taylor expansion of y in x 0.143 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.143 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.143 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.143 * [taylor]: Taking taylor expansion of 9.0 in x 0.143 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.143 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.143 * [taylor]: Taking taylor expansion of 1.0 in x 0.143 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.143 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.143 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.143 * [taylor]: Taking taylor expansion of 4.0 in x 0.143 * [taylor]: Taking taylor expansion of (log x) in x 0.143 * [taylor]: Taking taylor expansion of x in x 0.144 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.144 * [taylor]: Taking taylor expansion of 2.0 in x 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.144 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.144 * [taylor]: Taking taylor expansion of y in x 0.145 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.145 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.145 * [taylor]: Taking taylor expansion of y 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)))) (/ 1 (pow y 4))) in y 0.146 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.146 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.146 * [taylor]: Taking taylor expansion of 9.0 in y 0.146 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.146 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.146 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.146 * [taylor]: Taking taylor expansion of 1.0 in y 0.146 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.146 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.146 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.146 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.146 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.146 * [taylor]: Taking taylor expansion of 4.0 in y 0.146 * [taylor]: Taking taylor expansion of (log x) in y 0.146 * [taylor]: Taking taylor expansion of x in y 0.147 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.147 * [taylor]: Taking taylor expansion of 2.0 in y 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.147 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.147 * [taylor]: Taking taylor expansion of y in y 0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.147 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.147 * [taylor]: Taking taylor expansion of y in y 0.155 * [taylor]: Taking taylor expansion of 0 in y 0.166 * [taylor]: Taking taylor expansion of 0 in y 0.186 * [taylor]: Taking taylor expansion of 0 in y 0.209 * [taylor]: Taking taylor expansion of 0 in y 0.214 * [approximate]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in (x y) around 0 0.214 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y 0.214 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.214 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.214 * [taylor]: Taking taylor expansion of 9.0 in y 0.214 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.214 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.214 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.214 * [taylor]: Taking taylor expansion of 1.0 in y 0.214 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.214 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.214 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.214 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.214 * [taylor]: Taking taylor expansion of 4.0 in y 0.214 * [taylor]: Taking taylor expansion of (log x) in y 0.214 * [taylor]: Taking taylor expansion of x in y 0.215 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.215 * [taylor]: Taking taylor expansion of 2.0 in y 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.215 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.215 * [taylor]: Taking taylor expansion of y in y 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.215 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.215 * [taylor]: Taking taylor expansion of y in y 0.216 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.216 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.216 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.216 * [taylor]: Taking taylor expansion of 9.0 in x 0.216 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.216 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.216 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.216 * [taylor]: Taking taylor expansion of 1.0 in x 0.216 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.216 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.216 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.216 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.216 * [taylor]: Taking taylor expansion of 4.0 in x 0.216 * [taylor]: Taking taylor expansion of (log x) in x 0.216 * [taylor]: Taking taylor expansion of x in x 0.217 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.217 * [taylor]: Taking taylor expansion of 2.0 in x 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.217 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.217 * [taylor]: Taking taylor expansion of y in x 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.218 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.218 * [taylor]: Taking taylor expansion of y in x 0.218 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.218 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.218 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.218 * [taylor]: Taking taylor expansion of 9.0 in x 0.218 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.218 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.218 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.218 * [taylor]: Taking taylor expansion of 1.0 in x 0.218 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.218 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.218 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.218 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.218 * [taylor]: Taking taylor expansion of 4.0 in x 0.218 * [taylor]: Taking taylor expansion of (log x) in x 0.218 * [taylor]: Taking taylor expansion of x in x 0.219 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.219 * [taylor]: Taking taylor expansion of 2.0 in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.219 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.219 * [taylor]: Taking taylor expansion of y in x 0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.219 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.219 * [taylor]: Taking taylor expansion of y in x 0.220 * [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 y 0.220 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.220 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.220 * [taylor]: Taking taylor expansion of 9.0 in y 0.220 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.220 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.220 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.220 * [taylor]: Taking taylor expansion of 1.0 in y 0.220 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.221 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.221 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.221 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.221 * [taylor]: Taking taylor expansion of 4.0 in y 0.221 * [taylor]: Taking taylor expansion of (log x) in y 0.221 * [taylor]: Taking taylor expansion of x in y 0.221 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.221 * [taylor]: Taking taylor expansion of 2.0 in y 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.221 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.221 * [taylor]: Taking taylor expansion of y in y 0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.222 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.222 * [taylor]: Taking taylor expansion of y in y 0.228 * [taylor]: Taking taylor expansion of 0 in y 0.239 * [taylor]: Taking taylor expansion of 0 in y 0.254 * [taylor]: Taking taylor expansion of 0 in y 0.281 * [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 ) 0.295 * * [simplify]: iteration 1 : 933 enodes (cost 242 ) 0.316 * * [simplify]: iteration 2 : 5001 enodes (cost 236 ) 0.317 * [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 0.383 * * [progress]: iteration 2 / 4 0.383 * * * [progress]: picking best candidate 0.385 * * * * [pick]: Picked # 0.386 * * * [progress]: localizing error 0.397 * * * [progress]: generating rewritten candidates 0.397 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.398 * * * [progress]: generating series expansions 0.398 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.398 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.398 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.398 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.398 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.398 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.398 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.398 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.398 * [taylor]: Taking taylor expansion of 4.0 in y 0.398 * [taylor]: Taking taylor expansion of (log x) in y 0.398 * [taylor]: Taking taylor expansion of x in y 0.398 * [taylor]: Taking taylor expansion of 9.0 in y 0.398 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.398 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.398 * [taylor]: Taking taylor expansion of y in y 0.398 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.398 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.398 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.399 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.399 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.399 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.399 * [taylor]: Taking taylor expansion of 4.0 in x 0.399 * [taylor]: Taking taylor expansion of (log x) in x 0.399 * [taylor]: Taking taylor expansion of x in x 0.399 * [taylor]: Taking taylor expansion of 9.0 in x 0.399 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.399 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.399 * [taylor]: Taking taylor expansion of y in x 0.399 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.400 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.400 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.400 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.400 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.400 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.400 * [taylor]: Taking taylor expansion of 4.0 in x 0.400 * [taylor]: Taking taylor expansion of (log x) in x 0.400 * [taylor]: Taking taylor expansion of x in x 0.400 * [taylor]: Taking taylor expansion of 9.0 in x 0.400 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.400 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.400 * [taylor]: Taking taylor expansion of y in x 0.401 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.401 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.401 * [taylor]: Taking taylor expansion of 9.0 in y 0.401 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.401 * [taylor]: Taking taylor expansion of x in y 0.401 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.401 * [taylor]: Taking taylor expansion of y in y 0.404 * [taylor]: Taking taylor expansion of 0 in y 0.409 * [taylor]: Taking taylor expansion of 0 in y 0.417 * [taylor]: Taking taylor expansion of 0 in y 0.417 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.417 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.417 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.417 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.417 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.417 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.417 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.417 * [taylor]: Taking taylor expansion of 4.0 in y 0.417 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.417 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.417 * [taylor]: Taking taylor expansion of x in y 0.417 * [taylor]: Taking taylor expansion of 9.0 in y 0.417 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.417 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.417 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.418 * [taylor]: Taking taylor expansion of y in y 0.418 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.418 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.418 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.418 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.418 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.418 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.418 * [taylor]: Taking taylor expansion of 4.0 in x 0.418 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.418 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.418 * [taylor]: Taking taylor expansion of x in x 0.419 * [taylor]: Taking taylor expansion of 9.0 in x 0.419 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.419 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.419 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.419 * [taylor]: Taking taylor expansion of y in x 0.420 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.420 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.420 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.420 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.420 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.420 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.420 * [taylor]: Taking taylor expansion of 4.0 in x 0.420 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.420 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.420 * [taylor]: Taking taylor expansion of x in x 0.421 * [taylor]: Taking taylor expansion of 9.0 in x 0.421 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.421 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.421 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.421 * [taylor]: Taking taylor expansion of y in x 0.421 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.421 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.421 * [taylor]: Taking taylor expansion of 9.0 in y 0.421 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.421 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.421 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.421 * [taylor]: Taking taylor expansion of 1.0 in y 0.421 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.421 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.421 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.421 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.421 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.421 * [taylor]: Taking taylor expansion of 4.0 in y 0.421 * [taylor]: Taking taylor expansion of (log x) in y 0.421 * [taylor]: Taking taylor expansion of x in y 0.422 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.422 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.422 * [taylor]: Taking taylor expansion of y in y 0.426 * [taylor]: Taking taylor expansion of 0 in y 0.437 * [taylor]: Taking taylor expansion of 0 in y 0.446 * [taylor]: Taking taylor expansion of 0 in y 0.459 * [taylor]: Taking taylor expansion of 0 in y 0.477 * [taylor]: Taking taylor expansion of 0 in y 0.510 * [taylor]: Taking taylor expansion of 0 in y 0.552 * [taylor]: Taking taylor expansion of 0 in y 0.552 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.553 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.553 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.553 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 0.553 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 0.553 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 0.553 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 0.553 * [taylor]: Taking taylor expansion of 4.0 in y 0.553 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 0.553 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.553 * [taylor]: Taking taylor expansion of -1 in y 0.553 * [taylor]: Taking taylor expansion of x in y 0.553 * [taylor]: Taking taylor expansion of 9.0 in y 0.553 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.553 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.553 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.553 * [taylor]: Taking taylor expansion of y in y 0.554 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.554 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.554 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.554 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.554 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.554 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.554 * [taylor]: Taking taylor expansion of 4.0 in x 0.554 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.554 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.554 * [taylor]: Taking taylor expansion of -1 in x 0.554 * [taylor]: Taking taylor expansion of x in x 0.556 * [taylor]: Taking taylor expansion of 9.0 in x 0.556 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.556 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.556 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.556 * [taylor]: Taking taylor expansion of y in x 0.556 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.556 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.556 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.556 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.556 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.556 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.556 * [taylor]: Taking taylor expansion of 4.0 in x 0.556 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.556 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.556 * [taylor]: Taking taylor expansion of -1 in x 0.556 * [taylor]: Taking taylor expansion of x in x 0.558 * [taylor]: Taking taylor expansion of 9.0 in x 0.558 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.558 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.558 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.558 * [taylor]: Taking taylor expansion of y in x 0.559 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 0.559 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 0.559 * [taylor]: Taking taylor expansion of 9.0 in y 0.559 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 0.559 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 0.559 * [taylor]: Taking taylor expansion of 4.0 in y 0.559 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 0.559 * [taylor]: Taking taylor expansion of (log -1) in y 0.559 * [taylor]: Taking taylor expansion of -1 in y 0.559 * [taylor]: Taking taylor expansion of (log x) in y 0.559 * [taylor]: Taking taylor expansion of x in y 0.560 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.560 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.560 * [taylor]: Taking taylor expansion of y in y 0.566 * [taylor]: Taking taylor expansion of 0 in y 0.573 * [taylor]: Taking taylor expansion of 0 in y 0.589 * [taylor]: Taking taylor expansion of 0 in y 0.603 * [taylor]: Taking taylor expansion of 0 in y 0.622 * [taylor]: Taking taylor expansion of 0 in y 0.653 * [taylor]: Taking taylor expansion of 0 in y 0.703 * [taylor]: Taking taylor expansion of 0 in y 0.704 * * * [progress]: simplifying candidates 0.704 * [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)) 0.707 * * [simplify]: iteration 0 : 56 enodes (cost 77 ) 0.709 * * [simplify]: iteration 1 : 134 enodes (cost 68 ) 0.712 * * [simplify]: iteration 2 : 470 enodes (cost 68 ) 0.721 * * [simplify]: iteration 3 : 2003 enodes (cost 63 ) 0.781 * * [simplify]: iteration 4 : 5002 enodes (cost 63 ) 0.782 * [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))) 0.782 * * * [progress]: adding candidates to table 0.820 * * [progress]: iteration 3 / 4 0.820 * * * [progress]: picking best candidate 0.823 * * * * [pick]: Picked # 0.823 * * * [progress]: localizing error 0.838 * * * [progress]: generating rewritten candidates 0.838 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.839 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.841 * * * [progress]: generating series expansions 0.841 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.841 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.841 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.841 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.841 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.841 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.841 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.841 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.841 * [taylor]: Taking taylor expansion of 4.0 in y 0.841 * [taylor]: Taking taylor expansion of (log x) in y 0.841 * [taylor]: Taking taylor expansion of x in y 0.841 * [taylor]: Taking taylor expansion of 9.0 in y 0.841 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.841 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.841 * [taylor]: Taking taylor expansion of y in y 0.841 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.841 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.841 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.841 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.841 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.841 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.841 * [taylor]: Taking taylor expansion of 4.0 in x 0.841 * [taylor]: Taking taylor expansion of (log x) in x 0.841 * [taylor]: Taking taylor expansion of x in x 0.842 * [taylor]: Taking taylor expansion of 9.0 in x 0.842 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.842 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.842 * [taylor]: Taking taylor expansion of y in x 0.842 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.842 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.842 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.842 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.842 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.842 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.842 * [taylor]: Taking taylor expansion of 4.0 in x 0.842 * [taylor]: Taking taylor expansion of (log x) in x 0.842 * [taylor]: Taking taylor expansion of x in x 0.843 * [taylor]: Taking taylor expansion of 9.0 in x 0.843 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.843 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.843 * [taylor]: Taking taylor expansion of y in x 0.844 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.844 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.844 * [taylor]: Taking taylor expansion of 9.0 in y 0.844 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.844 * [taylor]: Taking taylor expansion of x in y 0.844 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.844 * [taylor]: Taking taylor expansion of y in y 0.847 * [taylor]: Taking taylor expansion of 0 in y 0.852 * [taylor]: Taking taylor expansion of 0 in y 0.859 * [taylor]: Taking taylor expansion of 0 in y 0.860 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.860 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.860 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.860 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.860 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.860 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.860 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.860 * [taylor]: Taking taylor expansion of 4.0 in y 0.860 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.860 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.860 * [taylor]: Taking taylor expansion of x in y 0.860 * [taylor]: Taking taylor expansion of 9.0 in y 0.860 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.860 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.860 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.860 * [taylor]: Taking taylor expansion of y in y 0.861 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.861 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.861 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.861 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.861 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.861 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.861 * [taylor]: Taking taylor expansion of 4.0 in x 0.861 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.861 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.861 * [taylor]: Taking taylor expansion of x in x 0.862 * [taylor]: Taking taylor expansion of 9.0 in x 0.862 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.862 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.862 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.862 * [taylor]: Taking taylor expansion of y in x 0.862 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.862 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.862 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.862 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.862 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.862 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.862 * [taylor]: Taking taylor expansion of 4.0 in x 0.862 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.862 * [taylor]: Taking taylor expansion of (/ 1 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 (- (/ 1 (pow y 4))) in x 0.863 * [taylor]: Taking taylor expansion of (/ 1 (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 0.864 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.864 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.864 * [taylor]: Taking taylor expansion of 9.0 in y 0.864 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.864 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.864 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.864 * [taylor]: Taking taylor expansion of 1.0 in y 0.864 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.864 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.864 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.864 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.864 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.864 * [taylor]: Taking taylor expansion of 4.0 in y 0.864 * [taylor]: Taking taylor expansion of (log x) in y 0.864 * [taylor]: Taking taylor expansion of x in y 0.865 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.865 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.865 * [taylor]: Taking taylor expansion of y in y 0.869 * [taylor]: Taking taylor expansion of 0 in y 0.876 * [taylor]: Taking taylor expansion of 0 in y 0.885 * [taylor]: Taking taylor expansion of 0 in y 0.904 * [taylor]: Taking taylor expansion of 0 in y 0.922 * [taylor]: Taking taylor expansion of 0 in y 0.951 * [taylor]: Taking taylor expansion of 0 in y 1.000 * [taylor]: Taking taylor expansion of 0 in y 1.000 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.000 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.000 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.001 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.001 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.001 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.001 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.001 * [taylor]: Taking taylor expansion of 4.0 in y 1.001 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.001 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.001 * [taylor]: Taking taylor expansion of -1 in y 1.001 * [taylor]: Taking taylor expansion of x in y 1.001 * [taylor]: Taking taylor expansion of 9.0 in y 1.001 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.001 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.001 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.001 * [taylor]: Taking taylor expansion of y in y 1.002 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.002 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.002 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.002 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.002 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.002 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.002 * [taylor]: Taking taylor expansion of 4.0 in x 1.002 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.002 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.002 * [taylor]: Taking taylor expansion of -1 in x 1.002 * [taylor]: Taking taylor expansion of x in x 1.003 * [taylor]: Taking taylor expansion of 9.0 in x 1.003 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.003 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.003 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.003 * [taylor]: Taking taylor expansion of y in x 1.004 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.004 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.004 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.004 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.004 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.004 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.004 * [taylor]: Taking taylor expansion of 4.0 in x 1.004 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.004 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.004 * [taylor]: Taking taylor expansion of -1 in x 1.004 * [taylor]: Taking taylor expansion of x in x 1.005 * [taylor]: Taking taylor expansion of 9.0 in x 1.006 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.006 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.006 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.006 * [taylor]: Taking taylor expansion of y in x 1.007 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.007 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.007 * [taylor]: Taking taylor expansion of 9.0 in y 1.007 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.007 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.007 * [taylor]: Taking taylor expansion of 4.0 in y 1.007 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.007 * [taylor]: Taking taylor expansion of (log -1) in y 1.007 * [taylor]: Taking taylor expansion of -1 in y 1.007 * [taylor]: Taking taylor expansion of (log x) in y 1.007 * [taylor]: Taking taylor expansion of x in y 1.008 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.008 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.008 * [taylor]: Taking taylor expansion of y in y 1.013 * [taylor]: Taking taylor expansion of 0 in y 1.021 * [taylor]: Taking taylor expansion of 0 in y 1.031 * [taylor]: Taking taylor expansion of 0 in y 1.045 * [taylor]: Taking taylor expansion of 0 in y 1.069 * [taylor]: Taking taylor expansion of 0 in y 1.100 * [taylor]: Taking taylor expansion of 0 in y 1.150 * [taylor]: Taking taylor expansion of 0 in y 1.151 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.151 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 1.151 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 1.151 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.151 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 1.151 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.151 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.151 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.151 * [taylor]: Taking taylor expansion of 4.0 in y 1.151 * [taylor]: Taking taylor expansion of (log x) in y 1.151 * [taylor]: Taking taylor expansion of x in y 1.151 * [taylor]: Taking taylor expansion of 9.0 in y 1.151 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.151 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.151 * [taylor]: Taking taylor expansion of y in y 1.151 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.151 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.152 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.152 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.152 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.152 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.152 * [taylor]: Taking taylor expansion of 4.0 in x 1.152 * [taylor]: Taking taylor expansion of (log x) in x 1.152 * [taylor]: Taking taylor expansion of x in x 1.152 * [taylor]: Taking taylor expansion of 9.0 in x 1.152 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.152 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.153 * [taylor]: Taking taylor expansion of y in x 1.153 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.153 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.153 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.153 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.153 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.153 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.153 * [taylor]: Taking taylor expansion of 4.0 in x 1.153 * [taylor]: Taking taylor expansion of (log x) in x 1.153 * [taylor]: Taking taylor expansion of x in x 1.153 * [taylor]: Taking taylor expansion of 9.0 in x 1.153 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.153 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.153 * [taylor]: Taking taylor expansion of y in x 1.154 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.154 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.154 * [taylor]: Taking taylor expansion of 9.0 in y 1.154 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.154 * [taylor]: Taking taylor expansion of x in y 1.154 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.154 * [taylor]: Taking taylor expansion of y in y 1.157 * [taylor]: Taking taylor expansion of 0 in y 1.162 * [taylor]: Taking taylor expansion of 0 in y 1.170 * [taylor]: Taking taylor expansion of 0 in y 1.170 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.170 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.170 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.170 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 1.170 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 1.170 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 1.170 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 1.170 * [taylor]: Taking taylor expansion of 4.0 in y 1.170 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 1.170 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.170 * [taylor]: Taking taylor expansion of x in y 1.171 * [taylor]: Taking taylor expansion of 9.0 in y 1.171 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.171 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.171 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.171 * [taylor]: Taking taylor expansion of y in y 1.172 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.172 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.172 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.172 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.172 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.172 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.172 * [taylor]: Taking taylor expansion of 4.0 in x 1.172 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.172 * [taylor]: Taking taylor expansion of x in x 1.173 * [taylor]: Taking taylor expansion of 9.0 in x 1.173 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.173 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.173 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.173 * [taylor]: Taking taylor expansion of y in x 1.173 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.173 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.173 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.173 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.173 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.173 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.173 * [taylor]: Taking taylor expansion of 4.0 in x 1.173 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.173 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.173 * [taylor]: Taking taylor expansion of x in x 1.174 * [taylor]: Taking taylor expansion of 9.0 in x 1.174 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.174 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.174 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.174 * [taylor]: Taking taylor expansion of y in x 1.175 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.175 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.175 * [taylor]: Taking taylor expansion of 9.0 in y 1.175 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.175 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.175 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.175 * [taylor]: Taking taylor expansion of 1.0 in y 1.175 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.175 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.175 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.175 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.175 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.175 * [taylor]: Taking taylor expansion of 4.0 in y 1.175 * [taylor]: Taking taylor expansion of (log x) in y 1.175 * [taylor]: Taking taylor expansion of x in y 1.175 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.175 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.175 * [taylor]: Taking taylor expansion of y in y 1.180 * [taylor]: Taking taylor expansion of 0 in y 1.187 * [taylor]: Taking taylor expansion of 0 in y 1.196 * [taylor]: Taking taylor expansion of 0 in y 1.209 * [taylor]: Taking taylor expansion of 0 in y 1.233 * [taylor]: Taking taylor expansion of 0 in y 1.263 * [taylor]: Taking taylor expansion of 0 in y 1.313 * [taylor]: Taking taylor expansion of 0 in y 1.313 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.313 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.313 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.313 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.313 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.313 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.313 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.313 * [taylor]: Taking taylor expansion of 4.0 in y 1.314 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.314 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.314 * [taylor]: Taking taylor expansion of -1 in y 1.314 * [taylor]: Taking taylor expansion of x in y 1.314 * [taylor]: Taking taylor expansion of 9.0 in y 1.314 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.314 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.314 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.314 * [taylor]: Taking taylor expansion of y in y 1.314 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.315 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.315 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.315 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.315 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.315 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.315 * [taylor]: Taking taylor expansion of 4.0 in x 1.315 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.315 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.315 * [taylor]: Taking taylor expansion of -1 in x 1.315 * [taylor]: Taking taylor expansion of x in x 1.316 * [taylor]: Taking taylor expansion of 9.0 in x 1.316 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.316 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.316 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.316 * [taylor]: Taking taylor expansion of y in x 1.317 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.317 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.317 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.317 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.317 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.317 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.317 * [taylor]: Taking taylor expansion of 4.0 in x 1.317 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.317 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.317 * [taylor]: Taking taylor expansion of -1 in x 1.317 * [taylor]: Taking taylor expansion of x in x 1.318 * [taylor]: Taking taylor expansion of 9.0 in x 1.319 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.319 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.319 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.319 * [taylor]: Taking taylor expansion of y in x 1.320 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.320 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.320 * [taylor]: Taking taylor expansion of 9.0 in y 1.320 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.320 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.320 * [taylor]: Taking taylor expansion of 4.0 in y 1.320 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.320 * [taylor]: Taking taylor expansion of (log -1) in y 1.320 * [taylor]: Taking taylor expansion of -1 in y 1.320 * [taylor]: Taking taylor expansion of (log x) in y 1.320 * [taylor]: Taking taylor expansion of x in y 1.321 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.321 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.321 * [taylor]: Taking taylor expansion of y in y 1.326 * [taylor]: Taking taylor expansion of 0 in y 1.334 * [taylor]: Taking taylor expansion of 0 in y 1.345 * [taylor]: Taking taylor expansion of 0 in y 1.359 * [taylor]: Taking taylor expansion of 0 in y 1.384 * [taylor]: Taking taylor expansion of 0 in y 1.415 * [taylor]: Taking taylor expansion of 0 in y 1.464 * [taylor]: Taking taylor expansion of 0 in y 1.464 * * * [progress]: simplifying candidates 1.465 * [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)) 1.469 * * [simplify]: iteration 0 : 112 enodes (cost 265 ) 1.472 * * [simplify]: iteration 1 : 337 enodes (cost 265 ) 1.478 * * [simplify]: iteration 2 : 1261 enodes (cost 265 ) 1.508 * * [simplify]: iteration 3 : 5001 enodes (cost 255 ) 1.510 * [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))) 1.510 * * * [progress]: adding candidates to table 1.602 * [progress]: [Phase 3 of 3] Extracting. 1.605 * [simplify]: Simplifying using # : (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (* y y) (- 2.0))) 1.606 * * [simplify]: iteration 0 : 20 enodes (cost 10 ) 1.606 * * [simplify]: iteration 1 : 24 enodes (cost 10 ) 1.607 * * [simplify]: iteration 2 : 28 enodes (cost 10 ) 1.607 * * [simplify]: iteration 3 : 28 enodes (cost 10 ) 1.607 * [simplify]: Simplified to: (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (* y y) (- 2.0))) 2.252 * [regime-testing]: End program error score: 51.99999982801125