11.198 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.019 * * * [progress]: [2/2] Setting up program. 0.021 * [progress]: [Phase 2 of 3] Improving. 0.021 * [simplify]: Simplifying using # : (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) 0.024 * * [simplify]: iteration 0 : 25 enodes (cost 7 ) 0.025 * * [simplify]: iteration 1 : 61 enodes (cost 7 ) 0.027 * * [simplify]: iteration 2 : 171 enodes (cost 7 ) 0.030 * * [simplify]: iteration 3 : 368 enodes (cost 7 ) 0.037 * * [simplify]: iteration 4 : 849 enodes (cost 6 ) 0.052 * * [simplify]: iteration 5 : 2639 enodes (cost 6 ) 0.101 * * [simplify]: iteration 6 : 5001 enodes (cost 6 ) 0.102 * [simplify]: Simplified to: (- (fma (pow x 4.0) 9.0 (* 2.0 (* y y))) (pow y 4)) 0.105 * * [progress]: iteration 1 / 4 0.105 * * * [progress]: picking best candidate 0.106 * * * * [pick]: Picked # 0.106 * * * [progress]: localizing error 0.115 * * * [progress]: generating rewritten candidates 0.115 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.121 * * * [progress]: generating series expansions 0.121 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.122 * [approximate]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in (x y) around 0 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y 0.122 * [taylor]: Taking taylor expansion of 2.0 in y 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.122 * [taylor]: Taking taylor expansion of y in y 0.122 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.122 * [taylor]: Taking taylor expansion of 9.0 in y 0.122 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.122 * [taylor]: Taking taylor expansion of x in y 0.122 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.122 * [taylor]: Taking taylor expansion of y in y 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.122 * [taylor]: Taking taylor expansion of 2.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.122 * [taylor]: Taking taylor expansion of 9.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.122 * [taylor]: Taking taylor expansion of x in x 0.122 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in x 0.122 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in x 0.122 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in x 0.122 * [taylor]: Taking taylor expansion of 2.0 in x 0.122 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.122 * [taylor]: Taking taylor expansion of y in x 0.122 * [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 0.123 * [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 0.124 * [taylor]: Taking taylor expansion of 0 in y 0.126 * [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 0.140 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.140 * [taylor]: Taking taylor expansion of y in y 0.141 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.141 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.141 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.141 * [taylor]: Taking taylor expansion of 9.0 in x 0.141 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.141 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.141 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.141 * [taylor]: Taking taylor expansion of 1.0 in x 0.141 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.141 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.141 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.141 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.141 * [taylor]: Taking taylor expansion of 4.0 in x 0.141 * [taylor]: Taking taylor expansion of (log x) in x 0.141 * [taylor]: Taking taylor expansion of x in x 0.142 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.142 * [taylor]: Taking taylor expansion of 2.0 in x 0.142 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.142 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.142 * [taylor]: Taking taylor expansion of y in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.143 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.143 * [taylor]: Taking taylor expansion of y in x 0.143 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.143 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.143 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.143 * [taylor]: Taking taylor expansion of 9.0 in x 0.143 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.143 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.143 * [taylor]: Taking taylor expansion of 1.0 in x 0.143 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.143 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.143 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.143 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.143 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.143 * [taylor]: Taking taylor expansion of 4.0 in x 0.143 * [taylor]: Taking taylor expansion of (log x) in x 0.143 * [taylor]: Taking taylor expansion of x in x 0.144 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.144 * [taylor]: Taking taylor expansion of 2.0 in x 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.144 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.144 * [taylor]: Taking taylor expansion of y in x 0.144 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.144 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.144 * [taylor]: Taking taylor expansion of y in x 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 0.146 * [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 0.146 * [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 0.154 * [taylor]: Taking taylor expansion of 0 in y 0.169 * [taylor]: Taking taylor expansion of 0 in y 0.185 * [taylor]: Taking taylor expansion of 0 in y 0.208 * [taylor]: Taking taylor expansion of 0 in y 0.213 * [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 0.213 * [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 0.213 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y 0.213 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.213 * [taylor]: Taking taylor expansion of 9.0 in y 0.213 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.213 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.213 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.213 * [taylor]: Taking taylor expansion of 1.0 in y 0.213 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.213 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.213 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.213 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.213 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.213 * [taylor]: Taking taylor expansion of 4.0 in y 0.213 * [taylor]: Taking taylor expansion of (log x) in y 0.213 * [taylor]: Taking taylor expansion of x in y 0.214 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y 0.214 * [taylor]: Taking taylor expansion of 2.0 in y 0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 0.214 * [taylor]: Taking taylor expansion of (pow y 2) in y 0.214 * [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 0.215 * [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 0.215 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.215 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.215 * [taylor]: Taking taylor expansion of 9.0 in x 0.215 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.215 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.215 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.215 * [taylor]: Taking taylor expansion of 1.0 in x 0.215 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.215 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.215 * [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 0.217 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.217 * [taylor]: Taking taylor expansion of y in x 0.217 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in x 0.217 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in x 0.217 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.217 * [taylor]: Taking taylor expansion of 9.0 in x 0.217 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.217 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.217 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.217 * [taylor]: Taking taylor expansion of 1.0 in x 0.217 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.217 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.217 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.217 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.217 * [taylor]: Taking taylor expansion of 4.0 in x 0.217 * [taylor]: Taking taylor expansion of (log x) in x 0.217 * [taylor]: Taking taylor expansion of x in x 0.218 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in x 0.218 * [taylor]: Taking taylor expansion of 2.0 in x 0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 0.218 * [taylor]: Taking taylor expansion of (pow y 2) in x 0.218 * [taylor]: Taking taylor expansion of y in x 0.219 * [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 0.220 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.220 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.220 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.220 * [taylor]: Taking taylor expansion of 4.0 in y 0.220 * [taylor]: Taking taylor expansion of (log x) in y 0.220 * [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 0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.221 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.221 * [taylor]: Taking taylor expansion of y in y 0.228 * [taylor]: Taking taylor expansion of 0 in y 0.238 * [taylor]: Taking taylor expansion of 0 in y 0.259 * [taylor]: Taking taylor expansion of 0 in y 0.282 * [taylor]: Taking taylor expansion of 0 in y 0.287 * * * [progress]: simplifying candidates 0.287 * [simplify]: Simplifying using # : (fma 9.0 (pow x 4.0) (- (* (- (* y y) 2.0) (* y y)))) (fma (- (- (* y y) 2.0)) (* y y) (* (- (* y y) 2.0) (* y y))) (expm1 (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (log1p (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* (* y y) (- (* y y) 2.0))) (/ (exp (* 9.0 (pow x 4.0))) (exp (* (* y y) (- (* y y) 2.0)))) (log (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (exp (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (cbrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (* (* (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (sqrt (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (* (* y y) (- (* y y) 2.0)) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0))) (* (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))))) (- (* (* y y) (- (* y y) 2.0))) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (* (* y y) (- (* y y) 2.0)) (* (* y y) (- (* y y) 2.0)))) (+ (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* (sqrt 2.0) (sqrt 2.0)))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (fma y y (- (* 2.0 1))))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* (sqrt 2.0) (sqrt 2.0)))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (fma y y (- (* 2.0 1))) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* 9.0 (pow x 4.0)) (* (* y y) (* y y))) (- (* (* y y) (- (* y y) 2.0))) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) (- (+ (* 2.0 (pow y 2)) (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4)))) (pow y 4)) 0.291 * * [simplify]: iteration 0 : 244 enodes (cost 283 ) 0.296 * * [simplify]: iteration 1 : 933 enodes (cost 242 ) 0.318 * * [simplify]: iteration 2 : 5001 enodes (cost 236 ) 0.319 * [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))) 0.320 * * * [progress]: adding candidates to table 0.388 * * [progress]: iteration 2 / 4 0.388 * * * [progress]: picking best candidate 0.391 * * * * [pick]: Picked # 0.391 * * * [progress]: localizing error 0.403 * * * [progress]: generating rewritten candidates 0.403 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.403 * * * [progress]: generating series expansions 0.404 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.404 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.404 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.404 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.404 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.404 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.404 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.404 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.404 * [taylor]: Taking taylor expansion of 4.0 in y 0.404 * [taylor]: Taking taylor expansion of (log x) in y 0.404 * [taylor]: Taking taylor expansion of x in y 0.404 * [taylor]: Taking taylor expansion of 9.0 in y 0.404 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.404 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.404 * [taylor]: Taking taylor expansion of y in y 0.404 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.404 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.404 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.404 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.404 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.404 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.404 * [taylor]: Taking taylor expansion of 4.0 in x 0.404 * [taylor]: Taking taylor expansion of (log x) in x 0.404 * [taylor]: Taking taylor expansion of x in x 0.405 * [taylor]: Taking taylor expansion of 9.0 in x 0.405 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.405 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.405 * [taylor]: Taking taylor expansion of y in x 0.405 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.405 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.405 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.405 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.405 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.405 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.405 * [taylor]: Taking taylor expansion of 4.0 in x 0.406 * [taylor]: Taking taylor expansion of (log x) in x 0.406 * [taylor]: Taking taylor expansion of x in x 0.406 * [taylor]: Taking taylor expansion of 9.0 in x 0.406 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.406 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.406 * [taylor]: Taking taylor expansion of y in x 0.407 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.407 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.407 * [taylor]: Taking taylor expansion of 9.0 in y 0.407 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.407 * [taylor]: Taking taylor expansion of x in y 0.407 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.407 * [taylor]: Taking taylor expansion of y in y 0.410 * [taylor]: Taking taylor expansion of 0 in y 0.415 * [taylor]: Taking taylor expansion of 0 in y 0.423 * [taylor]: Taking taylor expansion of 0 in y 0.423 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.423 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.423 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.423 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.423 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.423 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.423 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.423 * [taylor]: Taking taylor expansion of 4.0 in y 0.423 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.423 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.424 * [taylor]: Taking taylor expansion of x in y 0.424 * [taylor]: Taking taylor expansion of 9.0 in y 0.424 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.424 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.424 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.424 * [taylor]: Taking taylor expansion of y in y 0.424 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.425 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.425 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.425 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.425 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.425 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.425 * [taylor]: Taking taylor expansion of 4.0 in x 0.425 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.425 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.425 * [taylor]: Taking taylor expansion of x in x 0.426 * [taylor]: Taking taylor expansion of 9.0 in x 0.426 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.426 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.426 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.426 * [taylor]: Taking taylor expansion of y in x 0.426 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.426 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.426 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.426 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.426 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.426 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.426 * [taylor]: Taking taylor expansion of 4.0 in x 0.426 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.426 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.426 * [taylor]: Taking taylor expansion of x in x 0.427 * [taylor]: Taking taylor expansion of 9.0 in x 0.427 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.427 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.427 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.427 * [taylor]: Taking taylor expansion of y in x 0.428 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.428 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.428 * [taylor]: Taking taylor expansion of 9.0 in y 0.428 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.428 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.428 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.428 * [taylor]: Taking taylor expansion of 1.0 in y 0.428 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.428 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.428 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.428 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.428 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.428 * [taylor]: Taking taylor expansion of 4.0 in y 0.428 * [taylor]: Taking taylor expansion of (log x) in y 0.428 * [taylor]: Taking taylor expansion of x in y 0.432 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.432 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.432 * [taylor]: Taking taylor expansion of y in y 0.437 * [taylor]: Taking taylor expansion of 0 in y 0.444 * [taylor]: Taking taylor expansion of 0 in y 0.453 * [taylor]: Taking taylor expansion of 0 in y 0.466 * [taylor]: Taking taylor expansion of 0 in y 0.483 * [taylor]: Taking taylor expansion of 0 in y 0.517 * [taylor]: Taking taylor expansion of 0 in y 0.561 * [taylor]: Taking taylor expansion of 0 in y 0.561 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.561 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.561 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.561 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 0.561 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 0.561 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 0.561 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 0.562 * [taylor]: Taking taylor expansion of 4.0 in y 0.562 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 0.562 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.562 * [taylor]: Taking taylor expansion of -1 in y 0.562 * [taylor]: Taking taylor expansion of x in y 0.562 * [taylor]: Taking taylor expansion of 9.0 in y 0.562 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.562 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.562 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.562 * [taylor]: Taking taylor expansion of y in y 0.562 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.563 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.563 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.563 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.563 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.563 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.563 * [taylor]: Taking taylor expansion of 4.0 in x 0.563 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.563 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.563 * [taylor]: Taking taylor expansion of -1 in x 0.563 * [taylor]: Taking taylor expansion of x in x 0.564 * [taylor]: Taking taylor expansion of 9.0 in x 0.564 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.564 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.564 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.564 * [taylor]: Taking taylor expansion of y in x 0.565 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.565 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.565 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 0.565 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 0.565 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 0.565 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 0.565 * [taylor]: Taking taylor expansion of 4.0 in x 0.565 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 0.565 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.565 * [taylor]: Taking taylor expansion of -1 in x 0.565 * [taylor]: Taking taylor expansion of x in x 0.566 * [taylor]: Taking taylor expansion of 9.0 in x 0.566 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.566 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.567 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.567 * [taylor]: Taking taylor expansion of y in x 0.568 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 0.568 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 0.568 * [taylor]: Taking taylor expansion of 9.0 in y 0.568 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 0.568 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 0.568 * [taylor]: Taking taylor expansion of 4.0 in y 0.568 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 0.568 * [taylor]: Taking taylor expansion of (log -1) in y 0.568 * [taylor]: Taking taylor expansion of -1 in y 0.568 * [taylor]: Taking taylor expansion of (log x) in y 0.568 * [taylor]: Taking taylor expansion of x in y 0.569 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.569 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.569 * [taylor]: Taking taylor expansion of y in y 0.574 * [taylor]: Taking taylor expansion of 0 in y 0.582 * [taylor]: Taking taylor expansion of 0 in y 0.597 * [taylor]: Taking taylor expansion of 0 in y 0.612 * [taylor]: Taking taylor expansion of 0 in y 0.631 * [taylor]: Taking taylor expansion of 0 in y 0.662 * [taylor]: Taking taylor expansion of 0 in y 0.710 * [taylor]: Taking taylor expansion of 0 in y 0.711 * * * [progress]: simplifying candidates 0.711 * [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)) 0.714 * * [simplify]: iteration 0 : 56 enodes (cost 77 ) 0.716 * * [simplify]: iteration 1 : 134 enodes (cost 68 ) 0.719 * * [simplify]: iteration 2 : 470 enodes (cost 68 ) 0.729 * * [simplify]: iteration 3 : 2003 enodes (cost 63 ) 0.789 * * [simplify]: iteration 4 : 5002 enodes (cost 63 ) 0.790 * [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))) 0.790 * * * [progress]: adding candidates to table 0.827 * * [progress]: iteration 3 / 4 0.827 * * * [progress]: picking best candidate 0.830 * * * * [pick]: Picked # 0.830 * * * [progress]: localizing error 0.846 * * * [progress]: generating rewritten candidates 0.846 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.847 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.849 * * * [progress]: generating series expansions 0.849 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.850 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 0.850 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 0.850 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.850 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 0.850 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.850 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.850 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.850 * [taylor]: Taking taylor expansion of 4.0 in y 0.850 * [taylor]: Taking taylor expansion of (log x) in y 0.850 * [taylor]: Taking taylor expansion of x in y 0.850 * [taylor]: Taking taylor expansion of 9.0 in y 0.850 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.850 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.850 * [taylor]: Taking taylor expansion of y in y 0.850 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.850 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.850 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.850 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.850 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.850 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.850 * [taylor]: Taking taylor expansion of 4.0 in x 0.850 * [taylor]: Taking taylor expansion of (log x) in x 0.850 * [taylor]: Taking taylor expansion of x in x 0.851 * [taylor]: Taking taylor expansion of 9.0 in x 0.851 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.851 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.851 * [taylor]: Taking taylor expansion of y in x 0.851 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 0.851 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 0.851 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 0.851 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.851 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.851 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.851 * [taylor]: Taking taylor expansion of 4.0 in x 0.851 * [taylor]: Taking taylor expansion of (log x) in x 0.851 * [taylor]: Taking taylor expansion of x in x 0.852 * [taylor]: Taking taylor expansion of 9.0 in x 0.852 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 0.852 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.852 * [taylor]: Taking taylor expansion of y in x 0.852 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.852 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.852 * [taylor]: Taking taylor expansion of 9.0 in y 0.852 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.853 * [taylor]: Taking taylor expansion of x in y 0.853 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.853 * [taylor]: Taking taylor expansion of y in y 0.856 * [taylor]: Taking taylor expansion of 0 in y 0.861 * [taylor]: Taking taylor expansion of 0 in y 0.868 * [taylor]: Taking taylor expansion of 0 in y 0.869 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 0.869 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 0.869 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.869 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 0.869 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 0.869 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 0.869 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 0.869 * [taylor]: Taking taylor expansion of 4.0 in y 0.869 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 0.869 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.869 * [taylor]: Taking taylor expansion of x in y 0.869 * [taylor]: Taking taylor expansion of 9.0 in y 0.869 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 0.869 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.869 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.869 * [taylor]: Taking taylor expansion of y in y 0.870 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.870 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.870 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.870 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.870 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.870 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.870 * [taylor]: Taking taylor expansion of 4.0 in x 0.870 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.870 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.870 * [taylor]: Taking taylor expansion of x in x 0.871 * [taylor]: Taking taylor expansion of 9.0 in x 0.871 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.871 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.871 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.871 * [taylor]: Taking taylor expansion of y in x 0.871 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 0.871 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 0.871 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 0.871 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 0.871 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 0.871 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 0.871 * [taylor]: Taking taylor expansion of 4.0 in x 0.871 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 0.871 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.871 * [taylor]: Taking taylor expansion of x in x 0.872 * [taylor]: Taking taylor expansion of 9.0 in x 0.872 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 0.872 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.872 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.872 * [taylor]: Taking taylor expansion of y in x 0.873 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.873 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.873 * [taylor]: Taking taylor expansion of 9.0 in y 0.873 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.873 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.873 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.873 * [taylor]: Taking taylor expansion of 1.0 in y 0.873 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.873 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.873 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.873 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.873 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.873 * [taylor]: Taking taylor expansion of 4.0 in y 0.873 * [taylor]: Taking taylor expansion of (log x) in y 0.873 * [taylor]: Taking taylor expansion of x in y 0.874 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.874 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.874 * [taylor]: Taking taylor expansion of y in y 0.878 * [taylor]: Taking taylor expansion of 0 in y 0.885 * [taylor]: Taking taylor expansion of 0 in y 0.894 * [taylor]: Taking taylor expansion of 0 in y 0.911 * [taylor]: Taking taylor expansion of 0 in y 0.929 * [taylor]: Taking taylor expansion of 0 in y 0.958 * [taylor]: Taking taylor expansion of 0 in y 1.006 * [taylor]: Taking taylor expansion of 0 in y 1.007 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.007 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.007 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.007 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y 1.007 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.007 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.007 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.007 * [taylor]: Taking taylor expansion of 4.0 in y 1.007 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.007 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.007 * [taylor]: Taking taylor expansion of -1 in y 1.007 * [taylor]: Taking taylor expansion of x in y 1.007 * [taylor]: Taking taylor expansion of 9.0 in y 1.007 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.007 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.007 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.007 * [taylor]: Taking taylor expansion of y in y 1.008 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.008 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.008 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.008 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.008 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.008 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.008 * [taylor]: Taking taylor expansion of 4.0 in x 1.008 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.008 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.008 * [taylor]: Taking taylor expansion of -1 in x 1.008 * [taylor]: Taking taylor expansion of x in x 1.010 * [taylor]: Taking taylor expansion of 9.0 in x 1.010 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.010 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.010 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.010 * [taylor]: Taking taylor expansion of y in x 1.010 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.010 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.010 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.010 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.010 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.010 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.010 * [taylor]: Taking taylor expansion of 4.0 in x 1.010 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.010 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.010 * [taylor]: Taking taylor expansion of -1 in x 1.010 * [taylor]: Taking taylor expansion of x in x 1.012 * [taylor]: Taking taylor expansion of 9.0 in x 1.012 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.012 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.012 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.012 * [taylor]: Taking taylor expansion of y in x 1.013 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.013 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.013 * [taylor]: Taking taylor expansion of 9.0 in y 1.013 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.013 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.013 * [taylor]: Taking taylor expansion of 4.0 in y 1.013 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.013 * [taylor]: Taking taylor expansion of (log -1) in y 1.013 * [taylor]: Taking taylor expansion of -1 in y 1.013 * [taylor]: Taking taylor expansion of (log x) in y 1.014 * [taylor]: Taking taylor expansion of x in y 1.015 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.015 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.015 * [taylor]: Taking taylor expansion of y in y 1.020 * [taylor]: Taking taylor expansion of 0 in y 1.028 * [taylor]: Taking taylor expansion of 0 in y 1.038 * [taylor]: Taking taylor expansion of 0 in y 1.052 * [taylor]: Taking taylor expansion of 0 in y 1.077 * [taylor]: Taking taylor expansion of 0 in y 1.107 * [taylor]: Taking taylor expansion of 0 in y 1.156 * [taylor]: Taking taylor expansion of 0 in y 1.157 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.157 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in (x y) around 0 1.157 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in y 1.157 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.157 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y 1.157 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.157 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.157 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.157 * [taylor]: Taking taylor expansion of 4.0 in y 1.157 * [taylor]: Taking taylor expansion of (log x) in y 1.157 * [taylor]: Taking taylor expansion of x in y 1.157 * [taylor]: Taking taylor expansion of 9.0 in y 1.157 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.157 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.157 * [taylor]: Taking taylor expansion of y in y 1.157 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.157 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.157 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.157 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.157 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.157 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.157 * [taylor]: Taking taylor expansion of 4.0 in x 1.157 * [taylor]: Taking taylor expansion of (log x) in x 1.157 * [taylor]: Taking taylor expansion of x in x 1.158 * [taylor]: Taking taylor expansion of 9.0 in x 1.158 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.158 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.158 * [taylor]: Taking taylor expansion of y in x 1.158 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (- (pow y 4))) in x 1.158 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (- (pow y 4))) 1.158 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x 1.158 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.158 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.158 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.158 * [taylor]: Taking taylor expansion of 4.0 in x 1.158 * [taylor]: Taking taylor expansion of (log x) in x 1.158 * [taylor]: Taking taylor expansion of x in x 1.159 * [taylor]: Taking taylor expansion of 9.0 in x 1.159 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x 1.159 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.159 * [taylor]: Taking taylor expansion of y in x 1.160 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.160 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.160 * [taylor]: Taking taylor expansion of 9.0 in y 1.160 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.160 * [taylor]: Taking taylor expansion of x in y 1.160 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.160 * [taylor]: Taking taylor expansion of y in y 1.163 * [taylor]: Taking taylor expansion of 0 in y 1.168 * [taylor]: Taking taylor expansion of 0 in y 1.176 * [taylor]: Taking taylor expansion of 0 in y 1.176 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.177 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.177 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.177 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y 1.177 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y 1.177 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y 1.177 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y 1.177 * [taylor]: Taking taylor expansion of 4.0 in y 1.177 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y 1.177 * [taylor]: Taking taylor expansion of (/ 1 x) in y 1.177 * [taylor]: Taking taylor expansion of x in y 1.177 * [taylor]: Taking taylor expansion of 9.0 in y 1.177 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.177 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.177 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.177 * [taylor]: Taking taylor expansion of y in y 1.178 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.178 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.178 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.178 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.178 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.178 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.178 * [taylor]: Taking taylor expansion of 4.0 in x 1.178 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.178 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.178 * [taylor]: Taking taylor expansion of x in x 1.179 * [taylor]: Taking taylor expansion of 9.0 in x 1.179 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.179 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.179 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.179 * [taylor]: Taking taylor expansion of y in x 1.179 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.179 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.179 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x 1.179 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x 1.179 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x 1.179 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x 1.179 * [taylor]: Taking taylor expansion of 4.0 in x 1.179 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x 1.179 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.179 * [taylor]: Taking taylor expansion of x in x 1.180 * [taylor]: Taking taylor expansion of 9.0 in x 1.180 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.180 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.180 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.180 * [taylor]: Taking taylor expansion of y in x 1.181 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.181 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.181 * [taylor]: Taking taylor expansion of 9.0 in y 1.181 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.181 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.181 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.181 * [taylor]: Taking taylor expansion of 1.0 in y 1.181 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.181 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.181 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.181 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.181 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.181 * [taylor]: Taking taylor expansion of 4.0 in y 1.181 * [taylor]: Taking taylor expansion of (log x) in y 1.181 * [taylor]: Taking taylor expansion of x in y 1.182 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.182 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.182 * [taylor]: Taking taylor expansion of y in y 1.186 * [taylor]: Taking taylor expansion of 0 in y 1.193 * [taylor]: Taking taylor expansion of 0 in y 1.202 * [taylor]: Taking taylor expansion of 0 in y 1.221 * [taylor]: Taking taylor expansion of 0 in y 1.238 * [taylor]: Taking taylor expansion of 0 in y 1.267 * [taylor]: Taking taylor expansion of 0 in y 1.316 * [taylor]: Taking taylor expansion of 0 in y 1.316 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in (x y) around 0 1.316 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in y 1.316 * [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 y 1.317 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y 1.317 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y 1.317 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y 1.317 * [taylor]: Taking taylor expansion of 4.0 in y 1.317 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y 1.317 * [taylor]: Taking taylor expansion of (/ -1 x) in y 1.317 * [taylor]: Taking taylor expansion of -1 in y 1.317 * [taylor]: Taking taylor expansion of x in y 1.317 * [taylor]: Taking taylor expansion of 9.0 in y 1.317 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y 1.317 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.317 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.317 * [taylor]: Taking taylor expansion of y in y 1.318 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.318 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.318 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.318 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.318 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.318 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.318 * [taylor]: Taking taylor expansion of 4.0 in x 1.318 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.318 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.318 * [taylor]: Taking taylor expansion of -1 in x 1.318 * [taylor]: Taking taylor expansion of x in x 1.320 * [taylor]: Taking taylor expansion of 9.0 in x 1.320 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.320 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.320 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.320 * [taylor]: Taking taylor expansion of y in x 1.320 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (- (/ 1 (pow y 4)))) in x 1.320 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (- (/ 1 (pow y 4)))) 1.320 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x 1.320 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x 1.320 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x 1.320 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x 1.320 * [taylor]: Taking taylor expansion of 4.0 in x 1.320 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x 1.320 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.320 * [taylor]: Taking taylor expansion of -1 in x 1.320 * [taylor]: Taking taylor expansion of x in x 1.322 * [taylor]: Taking taylor expansion of 9.0 in x 1.322 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x 1.322 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.322 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.322 * [taylor]: Taking taylor expansion of y in x 1.323 * [taylor]: Taking taylor expansion of (- (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (/ 1 (pow y 4))) in y 1.323 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y 1.323 * [taylor]: Taking taylor expansion of 9.0 in y 1.323 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y 1.323 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y 1.323 * [taylor]: Taking taylor expansion of 4.0 in y 1.323 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y 1.323 * [taylor]: Taking taylor expansion of (log -1) in y 1.323 * [taylor]: Taking taylor expansion of -1 in y 1.323 * [taylor]: Taking taylor expansion of (log x) in y 1.323 * [taylor]: Taking taylor expansion of x in y 1.324 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.324 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.324 * [taylor]: Taking taylor expansion of y in y 1.330 * [taylor]: Taking taylor expansion of 0 in y 1.338 * [taylor]: Taking taylor expansion of 0 in y 1.348 * [taylor]: Taking taylor expansion of 0 in y 1.362 * [taylor]: Taking taylor expansion of 0 in y 1.386 * [taylor]: Taking taylor expansion of 0 in y 1.417 * [taylor]: Taking taylor expansion of 0 in y 1.466 * [taylor]: Taking taylor expansion of 0 in y 1.467 * * * [progress]: simplifying candidates 1.468 * [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)) 1.472 * * [simplify]: iteration 0 : 112 enodes (cost 265 ) 1.474 * * [simplify]: iteration 1 : 337 enodes (cost 265 ) 1.480 * * [simplify]: iteration 2 : 1261 enodes (cost 265 ) 1.510 * * [simplify]: iteration 3 : 5001 enodes (cost 255 ) 1.512 * [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))) 1.512 * * * [progress]: adding candidates to table 1.605 * [progress]: [Phase 3 of 3] Extracting. 1.608 * [simplify]: Simplifying using # : (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (* y y) (- 2.0))) 1.609 * * [simplify]: iteration 0 : 20 enodes (cost 10 ) 1.609 * * [simplify]: iteration 1 : 24 enodes (cost 10 ) 1.609 * * [simplify]: iteration 2 : 28 enodes (cost 10 ) 1.610 * * [simplify]: iteration 3 : 28 enodes (cost 10 ) 1.610 * [simplify]: Simplified to: (- (cbrt (pow (fma (pow x 4.0) 9.0 (- (pow y 4))) 3)) (* (* y y) (- 2.0))) 2.250 * [regime-testing]: End program error score: 51.99999982801125