5.941 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.025 * * * [progress]: [2/2] Setting up program. 0.028 * [progress]: [Phase 2 of 3] Improving. 0.028 * [simplify]: Simplifying using # : (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.030 * * [simplify]: iteration 0 : 27 enodes (cost 7 ) 0.031 * * [simplify]: iteration 1 : 55 enodes (cost 7 ) 0.033 * * [simplify]: iteration 2 : 121 enodes (cost 7 ) 0.036 * * [simplify]: iteration 3 : 295 enodes (cost 7 ) 0.043 * * [simplify]: iteration 4 : 876 enodes (cost 7 ) 0.062 * * [simplify]: iteration 5 : 3320 enodes (cost 7 ) 0.133 * * [simplify]: iteration 6 : 5002 enodes (cost 7 ) 0.133 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.133 * * [progress]: iteration 1 / 4 0.133 * * * [progress]: picking best candidate 0.135 * * * * [pick]: Picked # 0.135 * * * [progress]: localizing error 0.146 * * * [progress]: generating rewritten candidates 0.146 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.151 * * * [progress]: generating series expansions 0.151 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.151 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.151 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.151 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.151 * [taylor]: Taking taylor expansion of 9.0 in y 0.151 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.151 * [taylor]: Taking taylor expansion of x in y 0.152 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.152 * [taylor]: Taking taylor expansion of y in y 0.152 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.152 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.152 * [taylor]: Taking taylor expansion of 9.0 in x 0.152 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.152 * [taylor]: Taking taylor expansion of x in x 0.152 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.152 * [taylor]: Taking taylor expansion of y in x 0.152 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.152 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.152 * [taylor]: Taking taylor expansion of 9.0 in x 0.152 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.152 * [taylor]: Taking taylor expansion of x in x 0.152 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.152 * [taylor]: Taking taylor expansion of y in x 0.152 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.152 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.152 * [taylor]: Taking taylor expansion of y in y 0.153 * [taylor]: Taking taylor expansion of 0 in y 0.154 * [taylor]: Taking taylor expansion of 0 in y 0.156 * [taylor]: Taking taylor expansion of 0 in y 0.156 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.156 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.156 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.156 * [taylor]: Taking taylor expansion of 9.0 in y 0.156 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.156 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.156 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.156 * [taylor]: Taking taylor expansion of 1.0 in y 0.156 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.156 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.156 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.156 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.156 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.156 * [taylor]: Taking taylor expansion of 4.0 in y 0.156 * [taylor]: Taking taylor expansion of (log x) in y 0.156 * [taylor]: Taking taylor expansion of x in y 0.157 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.157 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.157 * [taylor]: Taking taylor expansion of y in y 0.158 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.158 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.158 * [taylor]: Taking taylor expansion of 9.0 in x 0.158 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.158 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.158 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.158 * [taylor]: Taking taylor expansion of 1.0 in x 0.158 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.158 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.158 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.158 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.158 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.158 * [taylor]: Taking taylor expansion of 4.0 in x 0.158 * [taylor]: Taking taylor expansion of (log x) in x 0.158 * [taylor]: Taking taylor expansion of x in x 0.159 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.159 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.159 * [taylor]: Taking taylor expansion of y in x 0.159 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.159 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.159 * [taylor]: Taking taylor expansion of 9.0 in x 0.159 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.159 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.159 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.159 * [taylor]: Taking taylor expansion of 1.0 in x 0.159 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.159 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.159 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.159 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.159 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.159 * [taylor]: Taking taylor expansion of 4.0 in x 0.159 * [taylor]: Taking taylor expansion of (log x) in x 0.159 * [taylor]: Taking taylor expansion of x in x 0.160 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.160 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.160 * [taylor]: Taking taylor expansion of y in x 0.161 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.161 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.161 * [taylor]: Taking taylor expansion of 9.0 in y 0.161 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.161 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.161 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.161 * [taylor]: Taking taylor expansion of 1.0 in y 0.161 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.161 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.161 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.161 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.161 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.161 * [taylor]: Taking taylor expansion of 4.0 in y 0.161 * [taylor]: Taking taylor expansion of (log x) in y 0.161 * [taylor]: Taking taylor expansion of x in y 0.162 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.162 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.162 * [taylor]: Taking taylor expansion of y in y 0.168 * [taylor]: Taking taylor expansion of 0 in y 0.178 * [taylor]: Taking taylor expansion of 0 in y 0.191 * [taylor]: Taking taylor expansion of 0 in y 0.216 * [taylor]: Taking taylor expansion of 0 in y 0.243 * [taylor]: Taking taylor expansion of 0 in y 0.292 * [taylor]: Taking taylor expansion of 0 in y 0.354 * [taylor]: Taking taylor expansion of 0 in y 0.355 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.355 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.355 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.355 * [taylor]: Taking taylor expansion of 9.0 in y 0.355 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.355 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.355 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.355 * [taylor]: Taking taylor expansion of 1.0 in y 0.355 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.355 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.355 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.355 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.355 * [taylor]: Taking taylor expansion of 4.0 in y 0.355 * [taylor]: Taking taylor expansion of (log x) in y 0.355 * [taylor]: Taking taylor expansion of x in y 0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.355 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.355 * [taylor]: Taking taylor expansion of y in y 0.356 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.356 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.356 * [taylor]: Taking taylor expansion of 9.0 in x 0.356 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.356 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.356 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.356 * [taylor]: Taking taylor expansion of 1.0 in x 0.356 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.356 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.356 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.356 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.356 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.356 * [taylor]: Taking taylor expansion of 4.0 in x 0.356 * [taylor]: Taking taylor expansion of (log x) in x 0.356 * [taylor]: Taking taylor expansion of x in x 0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.358 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.358 * [taylor]: Taking taylor expansion of y in x 0.358 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.358 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.358 * [taylor]: Taking taylor expansion of 9.0 in x 0.358 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.358 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.358 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.358 * [taylor]: Taking taylor expansion of 1.0 in x 0.358 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.358 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.358 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.358 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.358 * [taylor]: Taking taylor expansion of 4.0 in x 0.358 * [taylor]: Taking taylor expansion of (log x) in x 0.358 * [taylor]: Taking taylor expansion of x in x 0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.364 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.364 * [taylor]: Taking taylor expansion of y in x 0.365 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.365 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.365 * [taylor]: Taking taylor expansion of 9.0 in y 0.365 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.365 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.365 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.365 * [taylor]: Taking taylor expansion of 1.0 in y 0.365 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.365 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.365 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.365 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.365 * [taylor]: Taking taylor expansion of 4.0 in y 0.365 * [taylor]: Taking taylor expansion of (log x) in y 0.365 * [taylor]: Taking taylor expansion of x in y 0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.366 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.366 * [taylor]: Taking taylor expansion of y in y 0.372 * [taylor]: Taking taylor expansion of 0 in y 0.382 * [taylor]: Taking taylor expansion of 0 in y 0.395 * [taylor]: Taking taylor expansion of 0 in y 0.415 * [taylor]: Taking taylor expansion of 0 in y 0.442 * [taylor]: Taking taylor expansion of 0 in y 0.489 * [taylor]: Taking taylor expansion of 0 in y 0.556 * [taylor]: Taking taylor expansion of 0 in y 0.557 * * * [progress]: simplifying candidates 0.557 * [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)) 0.560 * * [simplify]: iteration 0 : 110 enodes (cost 102 ) 0.563 * * [simplify]: iteration 1 : 353 enodes (cost 92 ) 0.571 * * [simplify]: iteration 2 : 1439 enodes (cost 90 ) 0.607 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.608 * [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)) (+ (- (pow y (* 2 4.0))) (* 9.0 (* 9.0 (pow x (* 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)) 0.608 * * * [progress]: adding candidates to table 0.646 * * [progress]: iteration 2 / 4 0.646 * * * [progress]: picking best candidate 0.649 * * * * [pick]: Picked # 0.649 * * * [progress]: localizing error 0.663 * * * [progress]: generating rewritten candidates 0.663 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.669 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.676 * * * [progress]: generating series expansions 0.676 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.676 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.676 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.676 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.676 * [taylor]: Taking taylor expansion of 9.0 in y 0.676 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.676 * [taylor]: Taking taylor expansion of x in y 0.676 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.676 * [taylor]: Taking taylor expansion of y in y 0.676 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.676 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.676 * [taylor]: Taking taylor expansion of 9.0 in x 0.676 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.676 * [taylor]: Taking taylor expansion of x in x 0.676 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.676 * [taylor]: Taking taylor expansion of y in x 0.677 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.677 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.677 * [taylor]: Taking taylor expansion of 9.0 in x 0.677 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.677 * [taylor]: Taking taylor expansion of x in x 0.677 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.677 * [taylor]: Taking taylor expansion of y in x 0.677 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.677 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.677 * [taylor]: Taking taylor expansion of y in y 0.678 * [taylor]: Taking taylor expansion of 0 in y 0.679 * [taylor]: Taking taylor expansion of 0 in y 0.680 * [taylor]: Taking taylor expansion of 0 in y 0.681 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.681 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.681 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.681 * [taylor]: Taking taylor expansion of 9.0 in y 0.681 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.681 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.681 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.681 * [taylor]: Taking taylor expansion of 1.0 in y 0.681 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.681 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.681 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.681 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.681 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.681 * [taylor]: Taking taylor expansion of 4.0 in y 0.681 * [taylor]: Taking taylor expansion of (log x) in y 0.681 * [taylor]: Taking taylor expansion of x in y 0.682 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.682 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.682 * [taylor]: Taking taylor expansion of y in y 0.682 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.682 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.682 * [taylor]: Taking taylor expansion of 9.0 in x 0.682 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.682 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.682 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.682 * [taylor]: Taking taylor expansion of 1.0 in x 0.683 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.683 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.683 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.683 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.683 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.683 * [taylor]: Taking taylor expansion of 4.0 in x 0.683 * [taylor]: Taking taylor expansion of (log x) in x 0.683 * [taylor]: Taking taylor expansion of x in x 0.684 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.684 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.684 * [taylor]: Taking taylor expansion of y in x 0.684 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.684 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.684 * [taylor]: Taking taylor expansion of 9.0 in x 0.684 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.684 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.684 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.684 * [taylor]: Taking taylor expansion of 1.0 in x 0.684 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.684 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.684 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.684 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.684 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.684 * [taylor]: Taking taylor expansion of 4.0 in x 0.684 * [taylor]: Taking taylor expansion of (log x) in x 0.684 * [taylor]: Taking taylor expansion of x in x 0.685 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.685 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.685 * [taylor]: Taking taylor expansion of y in x 0.686 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.686 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.686 * [taylor]: Taking taylor expansion of 9.0 in y 0.686 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.686 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.686 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.686 * [taylor]: Taking taylor expansion of 1.0 in y 0.686 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.686 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.686 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.686 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.686 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.686 * [taylor]: Taking taylor expansion of 4.0 in y 0.686 * [taylor]: Taking taylor expansion of (log x) in y 0.686 * [taylor]: Taking taylor expansion of x in y 0.687 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.687 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.687 * [taylor]: Taking taylor expansion of y in y 0.693 * [taylor]: Taking taylor expansion of 0 in y 0.703 * [taylor]: Taking taylor expansion of 0 in y 0.716 * [taylor]: Taking taylor expansion of 0 in y 0.740 * [taylor]: Taking taylor expansion of 0 in y 0.768 * [taylor]: Taking taylor expansion of 0 in y 0.816 * [taylor]: Taking taylor expansion of 0 in y 0.877 * [taylor]: Taking taylor expansion of 0 in y 0.878 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.878 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.878 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.878 * [taylor]: Taking taylor expansion of 9.0 in y 0.878 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.878 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.878 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.878 * [taylor]: Taking taylor expansion of 1.0 in y 0.878 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.878 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.878 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.878 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.878 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.878 * [taylor]: Taking taylor expansion of 4.0 in y 0.878 * [taylor]: Taking taylor expansion of (log x) in y 0.878 * [taylor]: Taking taylor expansion of x in y 0.879 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.879 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.879 * [taylor]: Taking taylor expansion of y in y 0.880 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.880 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.880 * [taylor]: Taking taylor expansion of 9.0 in x 0.880 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.880 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.880 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.880 * [taylor]: Taking taylor expansion of 1.0 in x 0.880 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.880 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.880 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.880 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.880 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.880 * [taylor]: Taking taylor expansion of 4.0 in x 0.880 * [taylor]: Taking taylor expansion of (log x) in x 0.880 * [taylor]: Taking taylor expansion of x in x 0.881 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.881 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.881 * [taylor]: Taking taylor expansion of y in x 0.881 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.881 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.881 * [taylor]: Taking taylor expansion of 9.0 in x 0.881 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.881 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.881 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.881 * [taylor]: Taking taylor expansion of 1.0 in x 0.881 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.881 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.881 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.881 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.881 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.881 * [taylor]: Taking taylor expansion of 4.0 in x 0.881 * [taylor]: Taking taylor expansion of (log x) in x 0.881 * [taylor]: Taking taylor expansion of x in x 0.882 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.882 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.882 * [taylor]: Taking taylor expansion of y in x 0.883 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.883 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.883 * [taylor]: Taking taylor expansion of 9.0 in y 0.883 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.883 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.883 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.883 * [taylor]: Taking taylor expansion of 1.0 in y 0.883 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.883 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.883 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.883 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.883 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.883 * [taylor]: Taking taylor expansion of 4.0 in y 0.883 * [taylor]: Taking taylor expansion of (log x) in y 0.883 * [taylor]: Taking taylor expansion of x in y 0.884 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.884 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.884 * [taylor]: Taking taylor expansion of y in y 0.890 * [taylor]: Taking taylor expansion of 0 in y 0.904 * [taylor]: Taking taylor expansion of 0 in y 0.917 * [taylor]: Taking taylor expansion of 0 in y 0.936 * [taylor]: Taking taylor expansion of 0 in y 0.963 * [taylor]: Taking taylor expansion of 0 in y 1.010 * [taylor]: Taking taylor expansion of 0 in y 1.076 * [taylor]: Taking taylor expansion of 0 in y 1.077 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.077 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.077 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.077 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.077 * [taylor]: Taking taylor expansion of 9.0 in y 1.077 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.077 * [taylor]: Taking taylor expansion of x in y 1.077 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.077 * [taylor]: Taking taylor expansion of y in y 1.077 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.077 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.077 * [taylor]: Taking taylor expansion of 9.0 in x 1.077 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.077 * [taylor]: Taking taylor expansion of x in x 1.077 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.077 * [taylor]: Taking taylor expansion of y in x 1.077 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.077 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.077 * [taylor]: Taking taylor expansion of 9.0 in x 1.077 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.077 * [taylor]: Taking taylor expansion of x in x 1.077 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.077 * [taylor]: Taking taylor expansion of y in x 1.078 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.078 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.078 * [taylor]: Taking taylor expansion of y in y 1.078 * [taylor]: Taking taylor expansion of 0 in y 1.080 * [taylor]: Taking taylor expansion of 0 in y 1.081 * [taylor]: Taking taylor expansion of 0 in y 1.082 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.082 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.082 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.082 * [taylor]: Taking taylor expansion of 9.0 in y 1.082 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.082 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.082 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.082 * [taylor]: Taking taylor expansion of 1.0 in y 1.082 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.082 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.082 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.082 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.082 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.082 * [taylor]: Taking taylor expansion of 4.0 in y 1.082 * [taylor]: Taking taylor expansion of (log x) in y 1.082 * [taylor]: Taking taylor expansion of x in y 1.082 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.082 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.082 * [taylor]: Taking taylor expansion of y in y 1.083 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.083 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.083 * [taylor]: Taking taylor expansion of 9.0 in x 1.083 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.083 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.083 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.083 * [taylor]: Taking taylor expansion of 1.0 in x 1.083 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.083 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.083 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.083 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.083 * [taylor]: Taking taylor expansion of 4.0 in x 1.083 * [taylor]: Taking taylor expansion of (log x) in x 1.083 * [taylor]: Taking taylor expansion of x in x 1.084 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.084 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.084 * [taylor]: Taking taylor expansion of y in x 1.085 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.085 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.085 * [taylor]: Taking taylor expansion of 9.0 in x 1.085 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.085 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.085 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.085 * [taylor]: Taking taylor expansion of 1.0 in x 1.085 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.085 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.085 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.085 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.085 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.085 * [taylor]: Taking taylor expansion of 4.0 in x 1.085 * [taylor]: Taking taylor expansion of (log x) in x 1.085 * [taylor]: Taking taylor expansion of x in x 1.086 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.086 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.086 * [taylor]: Taking taylor expansion of y in x 1.087 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.087 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.087 * [taylor]: Taking taylor expansion of 9.0 in y 1.087 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.087 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.087 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.087 * [taylor]: Taking taylor expansion of 1.0 in y 1.087 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.087 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.087 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.087 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.087 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.087 * [taylor]: Taking taylor expansion of 4.0 in y 1.087 * [taylor]: Taking taylor expansion of (log x) in y 1.087 * [taylor]: Taking taylor expansion of x in y 1.087 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.087 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.087 * [taylor]: Taking taylor expansion of y in y 1.093 * [taylor]: Taking taylor expansion of 0 in y 1.103 * [taylor]: Taking taylor expansion of 0 in y 1.116 * [taylor]: Taking taylor expansion of 0 in y 1.141 * [taylor]: Taking taylor expansion of 0 in y 1.168 * [taylor]: Taking taylor expansion of 0 in y 1.216 * [taylor]: Taking taylor expansion of 0 in y 1.276 * [taylor]: Taking taylor expansion of 0 in y 1.277 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.277 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.277 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.277 * [taylor]: Taking taylor expansion of 9.0 in y 1.277 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.277 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.277 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.277 * [taylor]: Taking taylor expansion of 1.0 in y 1.277 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.277 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.277 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.277 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.277 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.277 * [taylor]: Taking taylor expansion of 4.0 in y 1.277 * [taylor]: Taking taylor expansion of (log x) in y 1.277 * [taylor]: Taking taylor expansion of x in y 1.278 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.278 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.278 * [taylor]: Taking taylor expansion of y in y 1.279 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.279 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.279 * [taylor]: Taking taylor expansion of 9.0 in x 1.279 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.279 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.279 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.279 * [taylor]: Taking taylor expansion of 1.0 in x 1.279 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.279 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.279 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.279 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.279 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.279 * [taylor]: Taking taylor expansion of 4.0 in x 1.279 * [taylor]: Taking taylor expansion of (log x) in x 1.279 * [taylor]: Taking taylor expansion of x in x 1.280 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.280 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.280 * [taylor]: Taking taylor expansion of y in x 1.280 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.280 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.280 * [taylor]: Taking taylor expansion of 9.0 in x 1.280 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.280 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.280 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.280 * [taylor]: Taking taylor expansion of 1.0 in x 1.280 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.280 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.280 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.281 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.281 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.281 * [taylor]: Taking taylor expansion of 4.0 in x 1.281 * [taylor]: Taking taylor expansion of (log x) in x 1.281 * [taylor]: Taking taylor expansion of x in x 1.282 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.282 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.282 * [taylor]: Taking taylor expansion of y in x 1.282 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.282 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.282 * [taylor]: Taking taylor expansion of 9.0 in y 1.282 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.282 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.282 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.282 * [taylor]: Taking taylor expansion of 1.0 in y 1.282 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.283 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.283 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.283 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.283 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.283 * [taylor]: Taking taylor expansion of 4.0 in y 1.283 * [taylor]: Taking taylor expansion of (log x) in y 1.283 * [taylor]: Taking taylor expansion of x in y 1.283 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.283 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.283 * [taylor]: Taking taylor expansion of y in y 1.294 * [taylor]: Taking taylor expansion of 0 in y 1.304 * [taylor]: Taking taylor expansion of 0 in y 1.317 * [taylor]: Taking taylor expansion of 0 in y 1.336 * [taylor]: Taking taylor expansion of 0 in y 1.362 * [taylor]: Taking taylor expansion of 0 in y 1.411 * [taylor]: Taking taylor expansion of 0 in y 1.479 * [taylor]: Taking taylor expansion of 0 in y 1.479 * * * [progress]: simplifying candidates 1.480 * [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)) 1.484 * * [simplify]: iteration 0 : 187 enodes (cost 308 ) 1.488 * * [simplify]: iteration 1 : 705 enodes (cost 306 ) 1.503 * * [simplify]: iteration 2 : 3702 enodes (cost 302 ) 1.594 * * [simplify]: iteration 3 : 5002 enodes (cost 302 ) 1.596 * [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)) (- (* 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)) (+ (- (pow y (* 2 4.0))) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 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)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (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)) (- (* 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)))) (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 (- (* 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 (* (- (* 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))) 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)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow y (* 2 4.0))) (+ (- (pow y (* 2 4.0))) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 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 (- (* 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)) 1.596 * * * [progress]: adding candidates to table 1.690 * [progress]: [Phase 3 of 3] Extracting. 1.692 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.693 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.693 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.693 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.372 * [regime-testing]: End program error score: 51.99999982801125