6.864 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.022 * * * [progress]: [2/2] Setting up program. 0.024 * [progress]: [Phase 2 of 3] Improving. 0.024 * [simplify]: Simplifying using # : (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.025 * * [simplify]: iteration 0 : 12 enodes (cost 15 ) 0.027 * * [simplify]: iteration 1 : 27 enodes (cost 15 ) 0.030 * * [simplify]: iteration 2 : 54 enodes (cost 15 ) 0.038 * * [simplify]: iteration 3 : 118 enodes (cost 15 ) 0.062 * * [simplify]: iteration 4 : 273 enodes (cost 15 ) 0.133 * * [simplify]: iteration 5 : 715 enodes (cost 15 ) 0.449 * * [simplify]: iteration 6 : 2286 enodes (cost 15 ) 1.751 * * [simplify]: iteration done : 5000 enodes (cost 15 ) 1.751 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 1.751 * * [progress]: iteration 1 / 4 1.751 * * * [progress]: picking best candidate 1.754 * * * * [pick]: Picked # 1.754 * * * [progress]: localizing error 1.764 * * * [progress]: generating rewritten candidates 1.764 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 1.769 * * * [progress]: generating series expansions 1.769 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 1.770 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.770 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.770 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.770 * [taylor]: Taking taylor expansion of 9.0 in y 1.770 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.770 * [taylor]: Taking taylor expansion of x in y 1.770 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.770 * [taylor]: Taking taylor expansion of y in y 1.770 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.770 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.770 * [taylor]: Taking taylor expansion of 9.0 in x 1.770 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.770 * [taylor]: Taking taylor expansion of x in x 1.770 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.770 * [taylor]: Taking taylor expansion of y in x 1.770 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.770 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.770 * [taylor]: Taking taylor expansion of 9.0 in x 1.770 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.770 * [taylor]: Taking taylor expansion of x in x 1.770 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.770 * [taylor]: Taking taylor expansion of y in x 1.770 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.770 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.770 * [taylor]: Taking taylor expansion of y in y 1.771 * [taylor]: Taking taylor expansion of 0 in y 1.772 * [taylor]: Taking taylor expansion of 0 in y 1.774 * [taylor]: Taking taylor expansion of 0 in y 1.774 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.774 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.774 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.774 * [taylor]: Taking taylor expansion of 9.0 in y 1.774 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.774 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.775 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.775 * [taylor]: Taking taylor expansion of 1.0 in y 1.775 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.775 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.775 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.775 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.775 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.775 * [taylor]: Taking taylor expansion of 4.0 in y 1.775 * [taylor]: Taking taylor expansion of (log x) in y 1.775 * [taylor]: Taking taylor expansion of x in y 1.775 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.776 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.776 * [taylor]: Taking taylor expansion of y in y 1.776 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.776 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.776 * [taylor]: Taking taylor expansion of 9.0 in x 1.776 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.776 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.776 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.776 * [taylor]: Taking taylor expansion of 1.0 in x 1.776 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.776 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.776 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.776 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.776 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.776 * [taylor]: Taking taylor expansion of 4.0 in x 1.777 * [taylor]: Taking taylor expansion of (log x) in x 1.777 * [taylor]: Taking taylor expansion of x in x 1.778 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.778 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.778 * [taylor]: Taking taylor expansion of y in x 1.778 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.778 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.778 * [taylor]: Taking taylor expansion of 9.0 in x 1.778 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.778 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.778 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.778 * [taylor]: Taking taylor expansion of 1.0 in x 1.778 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.778 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.778 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.778 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.778 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.778 * [taylor]: Taking taylor expansion of 4.0 in x 1.778 * [taylor]: Taking taylor expansion of (log x) in x 1.778 * [taylor]: Taking taylor expansion of x in x 1.783 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.783 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.783 * [taylor]: Taking taylor expansion of y in x 1.784 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.784 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.784 * [taylor]: Taking taylor expansion of 9.0 in y 1.784 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.784 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.784 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.784 * [taylor]: Taking taylor expansion of 1.0 in y 1.784 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.784 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.785 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.785 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.785 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.785 * [taylor]: Taking taylor expansion of 4.0 in y 1.785 * [taylor]: Taking taylor expansion of (log x) in y 1.785 * [taylor]: Taking taylor expansion of x in y 1.785 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.785 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.785 * [taylor]: Taking taylor expansion of y in y 1.792 * [taylor]: Taking taylor expansion of 0 in y 1.801 * [taylor]: Taking taylor expansion of 0 in y 1.815 * [taylor]: Taking taylor expansion of 0 in y 1.836 * [taylor]: Taking taylor expansion of 0 in y 1.866 * [taylor]: Taking taylor expansion of 0 in y 1.910 * [taylor]: Taking taylor expansion of 0 in y 1.977 * [taylor]: Taking taylor expansion of 0 in y 1.978 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.978 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.978 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.978 * [taylor]: Taking taylor expansion of 9.0 in y 1.978 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.978 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.978 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.978 * [taylor]: Taking taylor expansion of 1.0 in y 1.978 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.978 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.978 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.978 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.978 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.978 * [taylor]: Taking taylor expansion of 4.0 in y 1.978 * [taylor]: Taking taylor expansion of (log x) in y 1.978 * [taylor]: Taking taylor expansion of x in y 1.979 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.979 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.979 * [taylor]: Taking taylor expansion of y in y 1.980 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.980 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.980 * [taylor]: Taking taylor expansion of 9.0 in x 1.980 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.980 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.980 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.980 * [taylor]: Taking taylor expansion of 1.0 in x 1.980 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.980 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.980 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.980 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.980 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.980 * [taylor]: Taking taylor expansion of 4.0 in x 1.980 * [taylor]: Taking taylor expansion of (log x) in x 1.980 * [taylor]: Taking taylor expansion of x in x 1.981 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.981 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.981 * [taylor]: Taking taylor expansion of y in x 1.981 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.981 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.981 * [taylor]: Taking taylor expansion of 9.0 in x 1.981 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.981 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.981 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.981 * [taylor]: Taking taylor expansion of 1.0 in x 1.981 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.981 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.982 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.982 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.982 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.982 * [taylor]: Taking taylor expansion of 4.0 in x 1.982 * [taylor]: Taking taylor expansion of (log x) in x 1.982 * [taylor]: Taking taylor expansion of x in x 1.983 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.983 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.983 * [taylor]: Taking taylor expansion of y in x 1.983 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.983 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.984 * [taylor]: Taking taylor expansion of 9.0 in y 1.984 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.984 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.984 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.984 * [taylor]: Taking taylor expansion of 1.0 in y 1.984 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.984 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.984 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.984 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.984 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.984 * [taylor]: Taking taylor expansion of 4.0 in y 1.984 * [taylor]: Taking taylor expansion of (log x) in y 1.984 * [taylor]: Taking taylor expansion of x in y 1.984 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.984 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.984 * [taylor]: Taking taylor expansion of y in y 1.991 * [taylor]: Taking taylor expansion of 0 in y 2.000 * [taylor]: Taking taylor expansion of 0 in y 2.014 * [taylor]: Taking taylor expansion of 0 in y 2.039 * [taylor]: Taking taylor expansion of 0 in y 2.067 * [taylor]: Taking taylor expansion of 0 in y 2.116 * [taylor]: Taking taylor expansion of 0 in y 2.178 * [taylor]: Taking taylor expansion of 0 in y 2.179 * * * [progress]: simplifying candidates 2.179 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) (- (pow y 4.0)) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 2.180 * * [simplify]: iteration 0 : 45 enodes (cost 216 ) 2.192 * * [simplify]: iteration 1 : 111 enodes (cost 209 ) 2.213 * * [simplify]: iteration 2 : 349 enodes (cost 187 ) 2.505 * * [simplify]: iteration 3 : 1276 enodes (cost 185 ) 2.917 * * [simplify]: iteration done : 5001 enodes (cost 185 ) 2.918 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow y (* 2 4.0))) (- (pow y 4.0)) (- (* (* 9.0 9.0) (pow x (* 2 4.0))) (pow y (* 2 4.0))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 2.918 * * * [progress]: adding candidates to table 2.956 * * [progress]: iteration 2 / 4 2.956 * * * [progress]: picking best candidate 2.959 * * * * [pick]: Picked # 2.959 * * * [progress]: localizing error 2.973 * * * [progress]: generating rewritten candidates 2.973 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 2.978 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 2.987 * * * [progress]: generating series expansions 2.987 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 2.987 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 2.987 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 2.987 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 2.987 * [taylor]: Taking taylor expansion of 9.0 in y 2.987 * [taylor]: Taking taylor expansion of (pow x 4) in y 2.987 * [taylor]: Taking taylor expansion of x in y 2.987 * [taylor]: Taking taylor expansion of (pow y 4) in y 2.987 * [taylor]: Taking taylor expansion of y in y 2.987 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 2.987 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 2.987 * [taylor]: Taking taylor expansion of 9.0 in x 2.987 * [taylor]: Taking taylor expansion of (pow x 4) in x 2.987 * [taylor]: Taking taylor expansion of x in x 2.987 * [taylor]: Taking taylor expansion of (pow y 4) in x 2.987 * [taylor]: Taking taylor expansion of y in x 2.987 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 2.987 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 2.987 * [taylor]: Taking taylor expansion of 9.0 in x 2.987 * [taylor]: Taking taylor expansion of (pow x 4) in x 2.988 * [taylor]: Taking taylor expansion of x in x 2.988 * [taylor]: Taking taylor expansion of (pow y 4) in x 2.988 * [taylor]: Taking taylor expansion of y in x 2.988 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 2.988 * [taylor]: Taking taylor expansion of (pow y 4) in y 2.988 * [taylor]: Taking taylor expansion of y in y 2.989 * [taylor]: Taking taylor expansion of 0 in y 2.990 * [taylor]: Taking taylor expansion of 0 in y 2.991 * [taylor]: Taking taylor expansion of 0 in y 2.992 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 2.992 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 2.992 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 2.992 * [taylor]: Taking taylor expansion of 9.0 in y 2.992 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 2.992 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 2.992 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 2.992 * [taylor]: Taking taylor expansion of 1.0 in y 2.992 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 2.992 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 2.992 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 2.992 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 2.992 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 2.992 * [taylor]: Taking taylor expansion of 4.0 in y 2.992 * [taylor]: Taking taylor expansion of (log x) in y 2.992 * [taylor]: Taking taylor expansion of x in y 2.993 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 2.993 * [taylor]: Taking taylor expansion of (pow y 4) in y 2.993 * [taylor]: Taking taylor expansion of y in y 2.993 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 2.993 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 2.993 * [taylor]: Taking taylor expansion of 9.0 in x 2.993 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 2.993 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 2.993 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 2.993 * [taylor]: Taking taylor expansion of 1.0 in x 2.993 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 2.993 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 2.993 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 2.994 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 2.994 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 2.994 * [taylor]: Taking taylor expansion of 4.0 in x 2.994 * [taylor]: Taking taylor expansion of (log x) in x 2.994 * [taylor]: Taking taylor expansion of x in x 2.995 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 2.995 * [taylor]: Taking taylor expansion of (pow y 4) in x 2.995 * [taylor]: Taking taylor expansion of y in x 2.995 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 2.995 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 2.995 * [taylor]: Taking taylor expansion of 9.0 in x 2.995 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 2.995 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 2.995 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 2.995 * [taylor]: Taking taylor expansion of 1.0 in x 2.995 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 2.995 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 2.995 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 2.995 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 2.995 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 2.995 * [taylor]: Taking taylor expansion of 4.0 in x 2.995 * [taylor]: Taking taylor expansion of (log x) in x 2.995 * [taylor]: Taking taylor expansion of x in x 2.996 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 2.996 * [taylor]: Taking taylor expansion of (pow y 4) in x 2.996 * [taylor]: Taking taylor expansion of y in x 2.997 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 2.997 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 2.997 * [taylor]: Taking taylor expansion of 9.0 in y 2.997 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 2.997 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 2.997 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 2.997 * [taylor]: Taking taylor expansion of 1.0 in y 2.997 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 2.997 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 2.997 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 2.997 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 2.997 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 2.997 * [taylor]: Taking taylor expansion of 4.0 in y 2.997 * [taylor]: Taking taylor expansion of (log x) in y 2.997 * [taylor]: Taking taylor expansion of x in y 2.998 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 2.998 * [taylor]: Taking taylor expansion of (pow y 4) in y 2.998 * [taylor]: Taking taylor expansion of y in y 3.004 * [taylor]: Taking taylor expansion of 0 in y 3.017 * [taylor]: Taking taylor expansion of 0 in y 3.030 * [taylor]: Taking taylor expansion of 0 in y 3.050 * [taylor]: Taking taylor expansion of 0 in y 3.077 * [taylor]: Taking taylor expansion of 0 in y 3.122 * [taylor]: Taking taylor expansion of 0 in y 3.187 * [taylor]: Taking taylor expansion of 0 in y 3.187 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 3.188 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 3.188 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 3.188 * [taylor]: Taking taylor expansion of 9.0 in y 3.188 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 3.188 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 3.188 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 3.188 * [taylor]: Taking taylor expansion of 1.0 in y 3.188 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 3.188 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 3.188 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 3.188 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 3.188 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 3.188 * [taylor]: Taking taylor expansion of 4.0 in y 3.188 * [taylor]: Taking taylor expansion of (log x) in y 3.188 * [taylor]: Taking taylor expansion of x in y 3.188 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 3.188 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.188 * [taylor]: Taking taylor expansion of y in y 3.189 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 3.189 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 3.189 * [taylor]: Taking taylor expansion of 9.0 in x 3.189 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 3.189 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 3.189 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 3.189 * [taylor]: Taking taylor expansion of 1.0 in x 3.189 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 3.189 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 3.189 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 3.189 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 3.189 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 3.189 * [taylor]: Taking taylor expansion of 4.0 in x 3.189 * [taylor]: Taking taylor expansion of (log x) in x 3.189 * [taylor]: Taking taylor expansion of x in x 3.190 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 3.190 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.191 * [taylor]: Taking taylor expansion of y in x 3.191 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 3.191 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 3.191 * [taylor]: Taking taylor expansion of 9.0 in x 3.191 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 3.191 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 3.191 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 3.191 * [taylor]: Taking taylor expansion of 1.0 in x 3.191 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 3.191 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 3.191 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 3.191 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 3.191 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 3.191 * [taylor]: Taking taylor expansion of 4.0 in x 3.191 * [taylor]: Taking taylor expansion of (log x) in x 3.191 * [taylor]: Taking taylor expansion of x in x 3.192 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 3.192 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.192 * [taylor]: Taking taylor expansion of y in x 3.193 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 3.193 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 3.193 * [taylor]: Taking taylor expansion of 9.0 in y 3.193 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 3.193 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 3.193 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 3.193 * [taylor]: Taking taylor expansion of 1.0 in y 3.193 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 3.193 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 3.193 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 3.193 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 3.193 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 3.193 * [taylor]: Taking taylor expansion of 4.0 in y 3.193 * [taylor]: Taking taylor expansion of (log x) in y 3.193 * [taylor]: Taking taylor expansion of x in y 3.194 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 3.194 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.194 * [taylor]: Taking taylor expansion of y in y 3.200 * [taylor]: Taking taylor expansion of 0 in y 3.210 * [taylor]: Taking taylor expansion of 0 in y 3.223 * [taylor]: Taking taylor expansion of 0 in y 3.242 * [taylor]: Taking taylor expansion of 0 in y 3.275 * [taylor]: Taking taylor expansion of 0 in y 3.319 * [taylor]: Taking taylor expansion of 0 in y 3.385 * [taylor]: Taking taylor expansion of 0 in y 3.385 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 3.385 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 3.385 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 3.385 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 3.385 * [taylor]: Taking taylor expansion of 9.0 in y 3.385 * [taylor]: Taking taylor expansion of (pow x 4) in y 3.385 * [taylor]: Taking taylor expansion of x in y 3.386 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.386 * [taylor]: Taking taylor expansion of y in y 3.386 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 3.386 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 3.386 * [taylor]: Taking taylor expansion of 9.0 in x 3.386 * [taylor]: Taking taylor expansion of (pow x 4) in x 3.386 * [taylor]: Taking taylor expansion of x in x 3.386 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.386 * [taylor]: Taking taylor expansion of y in x 3.386 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 3.386 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 3.386 * [taylor]: Taking taylor expansion of 9.0 in x 3.386 * [taylor]: Taking taylor expansion of (pow x 4) in x 3.386 * [taylor]: Taking taylor expansion of x in x 3.386 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.386 * [taylor]: Taking taylor expansion of y in x 3.386 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 3.386 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.386 * [taylor]: Taking taylor expansion of y in y 3.387 * [taylor]: Taking taylor expansion of 0 in y 3.388 * [taylor]: Taking taylor expansion of 0 in y 3.389 * [taylor]: Taking taylor expansion of 0 in y 3.390 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 3.390 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 3.390 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 3.390 * [taylor]: Taking taylor expansion of 9.0 in y 3.390 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 3.390 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 3.390 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 3.390 * [taylor]: Taking taylor expansion of 1.0 in y 3.390 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 3.390 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 3.390 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 3.390 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 3.390 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 3.390 * [taylor]: Taking taylor expansion of 4.0 in y 3.390 * [taylor]: Taking taylor expansion of (log x) in y 3.390 * [taylor]: Taking taylor expansion of x in y 3.391 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 3.391 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.391 * [taylor]: Taking taylor expansion of y in y 3.391 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 3.391 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 3.391 * [taylor]: Taking taylor expansion of 9.0 in x 3.391 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 3.391 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 3.392 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 3.392 * [taylor]: Taking taylor expansion of 1.0 in x 3.392 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 3.392 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 3.392 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 3.392 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 3.392 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 3.392 * [taylor]: Taking taylor expansion of 4.0 in x 3.392 * [taylor]: Taking taylor expansion of (log x) in x 3.392 * [taylor]: Taking taylor expansion of x in x 3.393 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 3.393 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.393 * [taylor]: Taking taylor expansion of y in x 3.393 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 3.393 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 3.393 * [taylor]: Taking taylor expansion of 9.0 in x 3.393 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 3.393 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 3.393 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 3.393 * [taylor]: Taking taylor expansion of 1.0 in x 3.393 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 3.393 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 3.393 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 3.393 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 3.393 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 3.393 * [taylor]: Taking taylor expansion of 4.0 in x 3.393 * [taylor]: Taking taylor expansion of (log x) in x 3.393 * [taylor]: Taking taylor expansion of x in x 3.394 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 3.394 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.394 * [taylor]: Taking taylor expansion of y in x 3.395 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 3.395 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 3.395 * [taylor]: Taking taylor expansion of 9.0 in y 3.395 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 3.395 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 3.395 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 3.395 * [taylor]: Taking taylor expansion of 1.0 in y 3.395 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 3.395 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 3.395 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 3.395 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 3.395 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 3.395 * [taylor]: Taking taylor expansion of 4.0 in y 3.395 * [taylor]: Taking taylor expansion of (log x) in y 3.395 * [taylor]: Taking taylor expansion of x in y 3.396 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 3.396 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.396 * [taylor]: Taking taylor expansion of y in y 3.402 * [taylor]: Taking taylor expansion of 0 in y 3.418 * [taylor]: Taking taylor expansion of 0 in y 3.432 * [taylor]: Taking taylor expansion of 0 in y 3.452 * [taylor]: Taking taylor expansion of 0 in y 3.479 * [taylor]: Taking taylor expansion of 0 in y 3.528 * [taylor]: Taking taylor expansion of 0 in y 3.596 * [taylor]: Taking taylor expansion of 0 in y 3.597 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 3.597 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 3.597 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 3.597 * [taylor]: Taking taylor expansion of 9.0 in y 3.597 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 3.597 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 3.597 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 3.597 * [taylor]: Taking taylor expansion of 1.0 in y 3.597 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 3.597 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 3.597 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 3.597 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 3.597 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 3.597 * [taylor]: Taking taylor expansion of 4.0 in y 3.597 * [taylor]: Taking taylor expansion of (log x) in y 3.597 * [taylor]: Taking taylor expansion of x in y 3.598 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 3.598 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.598 * [taylor]: Taking taylor expansion of y in y 3.599 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 3.599 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 3.599 * [taylor]: Taking taylor expansion of 9.0 in x 3.599 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 3.599 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 3.599 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 3.599 * [taylor]: Taking taylor expansion of 1.0 in x 3.599 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 3.599 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 3.599 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 3.599 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 3.599 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 3.599 * [taylor]: Taking taylor expansion of 4.0 in x 3.599 * [taylor]: Taking taylor expansion of (log x) in x 3.599 * [taylor]: Taking taylor expansion of x in x 3.600 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 3.600 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.600 * [taylor]: Taking taylor expansion of y in x 3.600 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 3.600 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 3.600 * [taylor]: Taking taylor expansion of 9.0 in x 3.600 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 3.600 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 3.600 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 3.600 * [taylor]: Taking taylor expansion of 1.0 in x 3.600 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 3.600 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 3.600 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 3.600 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 3.600 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 3.600 * [taylor]: Taking taylor expansion of 4.0 in x 3.600 * [taylor]: Taking taylor expansion of (log x) in x 3.601 * [taylor]: Taking taylor expansion of x in x 3.602 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 3.602 * [taylor]: Taking taylor expansion of (pow y 4) in x 3.602 * [taylor]: Taking taylor expansion of y in x 3.602 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 3.602 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 3.602 * [taylor]: Taking taylor expansion of 9.0 in y 3.602 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 3.602 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 3.603 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 3.603 * [taylor]: Taking taylor expansion of 1.0 in y 3.603 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 3.603 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 3.603 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 3.603 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 3.603 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 3.603 * [taylor]: Taking taylor expansion of 4.0 in y 3.603 * [taylor]: Taking taylor expansion of (log x) in y 3.603 * [taylor]: Taking taylor expansion of x in y 3.603 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 3.603 * [taylor]: Taking taylor expansion of (pow y 4) in y 3.603 * [taylor]: Taking taylor expansion of y in y 3.609 * [taylor]: Taking taylor expansion of 0 in y 3.619 * [taylor]: Taking taylor expansion of 0 in y 3.633 * [taylor]: Taking taylor expansion of 0 in y 3.652 * [taylor]: Taking taylor expansion of 0 in y 3.686 * [taylor]: Taking taylor expansion of 0 in y 3.728 * [taylor]: Taking taylor expansion of 0 in y 3.796 * [taylor]: Taking taylor expansion of 0 in y 3.796 * * * [progress]: simplifying candidates 3.797 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) (- (pow y 4.0)) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) (log (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (exp (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt 1) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (cbrt (pow (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) 3)) (cbrt (pow (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) 3)) (cbrt (pow (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (* (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 3.800 * * [simplify]: iteration 0 : 79 enodes (cost 780 ) 3.818 * * [simplify]: iteration 1 : 196 enodes (cost 632 ) 3.862 * * [simplify]: iteration 2 : 655 enodes (cost 575 ) 4.081 * * [simplify]: iteration 3 : 3083 enodes (cost 571 ) 5.017 * * [simplify]: iteration done : 5000 enodes (cost 571 ) 5.018 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 6)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (+ (pow y 4.0) (* 9.0 (pow x 4.0))) (* 9.0 (pow x 4.0))) (pow y (* 2 4.0))) (- (pow y 4.0)) (- (* 9.0 (* (pow x (* 2 4.0)) 9.0)) (pow y (* 2 4.0))) (+ (pow y 4.0) (* 9.0 (pow x 4.0))) (- (pow y 4.0)) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 6)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 6)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 6)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 6)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 6)) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3/2)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3/2)) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (+ (pow y 4.0) (* 9.0 (pow x 4.0))) (* 9.0 (pow x 4.0))) (pow y (* 2 4.0))) (- (* 9.0 (* (pow x (* 2 4.0)) 9.0)) (pow y (* 2 4.0))) (+ (pow y 4.0) (* 9.0 (pow x 4.0))) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 6)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 5.018 * * * [progress]: adding candidates to table 5.119 * [progress]: [Phase 3 of 3] Extracting. 5.122 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 5.123 * * [simplify]: iteration 0 : 15 enodes (cost 18 ) 5.123 * * [simplify]: iteration 1 : 18 enodes (cost 18 ) 5.124 * * [simplify]: iteration done : 18 enodes (cost 18 ) 5.124 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 5.820 * [regime-testing]: End program error score: 51.99999982801125