2.582 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.025 * [progress]: [Phase 2 of 3] Improving. 0.025 * [simplify]: Simplifying using # : (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.027 * * [simplify]: iteration 0 : 27 enodes (cost 7 ) 0.029 * * [simplify]: iteration 1 : 55 enodes (cost 7 ) 0.030 * * [simplify]: iteration 2 : 121 enodes (cost 7 ) 0.033 * * [simplify]: iteration 3 : 295 enodes (cost 7 ) 0.040 * * [simplify]: iteration 4 : 876 enodes (cost 7 ) 0.059 * * [simplify]: iteration 5 : 3320 enodes (cost 7 ) 0.129 * * [simplify]: iteration 6 : 5002 enodes (cost 7 ) 0.129 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.129 * * [progress]: iteration 1 / 4 0.129 * * * [progress]: picking best candidate 0.131 * * * * [pick]: Picked # 0.131 * * * [progress]: localizing error 0.142 * * * [progress]: generating rewritten candidates 0.142 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.147 * * * [progress]: generating series expansions 0.147 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.148 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.148 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.148 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.148 * [taylor]: Taking taylor expansion of 9.0 in y 0.148 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.148 * [taylor]: Taking taylor expansion of x in y 0.148 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.148 * [taylor]: Taking taylor expansion of y in y 0.148 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.148 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.148 * [taylor]: Taking taylor expansion of 9.0 in x 0.148 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.148 * [taylor]: Taking taylor expansion of x in x 0.148 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.148 * [taylor]: Taking taylor expansion of y in x 0.148 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.148 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.148 * [taylor]: Taking taylor expansion of 9.0 in x 0.148 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.148 * [taylor]: Taking taylor expansion of x in x 0.148 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.148 * [taylor]: Taking taylor expansion of y in x 0.148 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.149 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.149 * [taylor]: Taking taylor expansion of y in y 0.149 * [taylor]: Taking taylor expansion of 0 in y 0.150 * [taylor]: Taking taylor expansion of 0 in y 0.152 * [taylor]: Taking taylor expansion of 0 in y 0.152 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.152 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.152 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.152 * [taylor]: Taking taylor expansion of 9.0 in y 0.153 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.153 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.153 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.153 * [taylor]: Taking taylor expansion of 1.0 in y 0.153 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.153 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.153 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.153 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.153 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.153 * [taylor]: Taking taylor expansion of 4.0 in y 0.153 * [taylor]: Taking taylor expansion of (log x) in y 0.153 * [taylor]: Taking taylor expansion of x in y 0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.154 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.154 * [taylor]: Taking taylor expansion of y in y 0.154 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.154 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.154 * [taylor]: Taking taylor expansion of 9.0 in x 0.154 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.154 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.154 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.154 * [taylor]: Taking taylor expansion of 1.0 in x 0.154 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.155 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.155 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.155 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.155 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.155 * [taylor]: Taking taylor expansion of 4.0 in x 0.155 * [taylor]: Taking taylor expansion of (log x) in x 0.155 * [taylor]: Taking taylor expansion of x in x 0.156 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.156 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.156 * [taylor]: Taking taylor expansion of y in x 0.156 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.156 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.156 * [taylor]: Taking taylor expansion of 9.0 in x 0.156 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.156 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.156 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.156 * [taylor]: Taking taylor expansion of 1.0 in x 0.156 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.156 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.156 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.156 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.156 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.156 * [taylor]: Taking taylor expansion of 4.0 in x 0.156 * [taylor]: Taking taylor expansion of (log x) in x 0.156 * [taylor]: Taking taylor expansion of x in x 0.157 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.157 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.157 * [taylor]: Taking taylor expansion of y in x 0.158 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.158 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.158 * [taylor]: Taking taylor expansion of 9.0 in y 0.158 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.158 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.158 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.158 * [taylor]: Taking taylor expansion of 1.0 in y 0.158 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.158 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.158 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.158 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.158 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.158 * [taylor]: Taking taylor expansion of 4.0 in y 0.158 * [taylor]: Taking taylor expansion of (log x) in y 0.158 * [taylor]: Taking taylor expansion of x in y 0.159 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.159 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.159 * [taylor]: Taking taylor expansion of y in y 0.169 * [taylor]: Taking taylor expansion of 0 in y 0.179 * [taylor]: Taking taylor expansion of 0 in y 0.193 * [taylor]: Taking taylor expansion of 0 in y 0.212 * [taylor]: Taking taylor expansion of 0 in y 0.239 * [taylor]: Taking taylor expansion of 0 in y 0.287 * [taylor]: Taking taylor expansion of 0 in y 0.356 * [taylor]: Taking taylor expansion of 0 in y 0.357 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.357 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.357 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.357 * [taylor]: Taking taylor expansion of 9.0 in y 0.357 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.357 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.357 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.357 * [taylor]: Taking taylor expansion of 1.0 in y 0.357 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.357 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.357 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.357 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.357 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.357 * [taylor]: Taking taylor expansion of 4.0 in y 0.357 * [taylor]: Taking taylor expansion of (log x) in y 0.357 * [taylor]: Taking taylor expansion of x in y 0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.358 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.358 * [taylor]: Taking taylor expansion of y in y 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 0.359 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.359 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.359 * [taylor]: Taking taylor expansion of 1.0 in x 0.359 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.359 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.359 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.359 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.359 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.359 * [taylor]: Taking taylor expansion of 4.0 in x 0.359 * [taylor]: Taking taylor expansion of (log x) in x 0.359 * [taylor]: Taking taylor expansion of x in x 0.360 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.360 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.360 * [taylor]: Taking taylor expansion of y in x 0.360 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.360 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.360 * [taylor]: Taking taylor expansion of 9.0 in x 0.360 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.360 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.360 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.360 * [taylor]: Taking taylor expansion of 1.0 in x 0.360 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.360 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.360 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.360 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.360 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.360 * [taylor]: Taking taylor expansion of 4.0 in x 0.360 * [taylor]: Taking taylor expansion of (log x) in x 0.360 * [taylor]: Taking taylor expansion of x in x 0.361 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.361 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.361 * [taylor]: Taking taylor expansion of y in x 0.362 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.362 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.362 * [taylor]: Taking taylor expansion of 9.0 in y 0.362 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.362 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.362 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.362 * [taylor]: Taking taylor expansion of 1.0 in y 0.362 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.362 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.362 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.362 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.362 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.362 * [taylor]: Taking taylor expansion of 4.0 in y 0.362 * [taylor]: Taking taylor expansion of (log x) in y 0.362 * [taylor]: Taking taylor expansion of x in y 0.363 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.363 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.363 * [taylor]: Taking taylor expansion of y in y 0.369 * [taylor]: Taking taylor expansion of 0 in y 0.378 * [taylor]: Taking taylor expansion of 0 in y 0.392 * [taylor]: Taking taylor expansion of 0 in y 0.416 * [taylor]: Taking taylor expansion of 0 in y 0.445 * [taylor]: Taking taylor expansion of 0 in y 0.493 * [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 ) 0.608 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.609 * [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)) 0.609 * * * [progress]: adding candidates to table 0.649 * * [progress]: iteration 2 / 4 0.649 * * * [progress]: picking best candidate 0.652 * * * * [pick]: Picked # 0.652 * * * [progress]: localizing error 0.667 * * * [progress]: generating rewritten candidates 0.667 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.672 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.679 * * * [progress]: generating series expansions 0.679 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.680 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.680 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.680 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.680 * [taylor]: Taking taylor expansion of 9.0 in y 0.680 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.680 * [taylor]: Taking taylor expansion of x in y 0.680 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.680 * [taylor]: Taking taylor expansion of y in y 0.680 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.680 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.680 * [taylor]: Taking taylor expansion of 9.0 in x 0.680 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.680 * [taylor]: Taking taylor expansion of x in x 0.680 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.680 * [taylor]: Taking taylor expansion of y in x 0.680 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.680 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.680 * [taylor]: Taking taylor expansion of 9.0 in x 0.680 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.680 * [taylor]: Taking taylor expansion of x in x 0.680 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.680 * [taylor]: Taking taylor expansion of y in x 0.680 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.680 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.680 * [taylor]: Taking taylor expansion of y in y 0.681 * [taylor]: Taking taylor expansion of 0 in y 0.682 * [taylor]: Taking taylor expansion of 0 in y 0.684 * [taylor]: Taking taylor expansion of 0 in y 0.684 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.684 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.684 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.684 * [taylor]: Taking taylor expansion of 9.0 in y 0.684 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.684 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.684 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.684 * [taylor]: Taking taylor expansion of 1.0 in y 0.685 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.685 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.685 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.685 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.685 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.685 * [taylor]: Taking taylor expansion of 4.0 in y 0.685 * [taylor]: Taking taylor expansion of (log x) in y 0.685 * [taylor]: Taking taylor expansion of x in y 0.685 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.685 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.685 * [taylor]: Taking taylor expansion of y in y 0.686 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.686 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.686 * [taylor]: Taking taylor expansion of 9.0 in x 0.686 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.686 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.686 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.686 * [taylor]: Taking taylor expansion of 1.0 in x 0.686 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.686 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.686 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.686 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.686 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.686 * [taylor]: Taking taylor expansion of 4.0 in x 0.686 * [taylor]: Taking taylor expansion of (log x) in x 0.686 * [taylor]: Taking taylor expansion of x in x 0.687 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.687 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.687 * [taylor]: Taking taylor expansion of y in x 0.688 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.688 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.688 * [taylor]: Taking taylor expansion of 9.0 in x 0.688 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.688 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.688 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.688 * [taylor]: Taking taylor expansion of 1.0 in x 0.688 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.688 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.688 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.688 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.688 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.688 * [taylor]: Taking taylor expansion of 4.0 in x 0.688 * [taylor]: Taking taylor expansion of (log x) in x 0.688 * [taylor]: Taking taylor expansion of x in x 0.689 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.689 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.689 * [taylor]: Taking taylor expansion of y in x 0.690 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.690 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.690 * [taylor]: Taking taylor expansion of 9.0 in y 0.690 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.690 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.690 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.690 * [taylor]: Taking taylor expansion of 1.0 in y 0.690 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.690 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.690 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.690 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.690 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.690 * [taylor]: Taking taylor expansion of 4.0 in y 0.690 * [taylor]: Taking taylor expansion of (log x) in y 0.690 * [taylor]: Taking taylor expansion of x in y 0.691 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.691 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.691 * [taylor]: Taking taylor expansion of y in y 0.697 * [taylor]: Taking taylor expansion of 0 in y 0.711 * [taylor]: Taking taylor expansion of 0 in y 0.724 * [taylor]: Taking taylor expansion of 0 in y 0.743 * [taylor]: Taking taylor expansion of 0 in y 0.770 * [taylor]: Taking taylor expansion of 0 in y 0.819 * [taylor]: Taking taylor expansion of 0 in y 0.887 * [taylor]: Taking taylor expansion of 0 in y 0.888 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.888 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.888 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.888 * [taylor]: Taking taylor expansion of 9.0 in y 0.888 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.888 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.888 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.888 * [taylor]: Taking taylor expansion of 1.0 in y 0.888 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.888 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.888 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.888 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.888 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.888 * [taylor]: Taking taylor expansion of 4.0 in y 0.888 * [taylor]: Taking taylor expansion of (log x) in y 0.888 * [taylor]: Taking taylor expansion of x in y 0.889 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.889 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.889 * [taylor]: Taking taylor expansion of y in y 0.889 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.889 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.889 * [taylor]: Taking taylor expansion of 9.0 in x 0.889 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.889 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.889 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.889 * [taylor]: Taking taylor expansion of 1.0 in x 0.889 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.889 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.889 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.890 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.890 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.890 * [taylor]: Taking taylor expansion of 4.0 in x 0.890 * [taylor]: Taking taylor expansion of (log x) in x 0.890 * [taylor]: Taking taylor expansion of x in x 0.891 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.891 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.891 * [taylor]: Taking taylor expansion of y in x 0.891 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.891 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.891 * [taylor]: Taking taylor expansion of 9.0 in x 0.891 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.891 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.891 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.891 * [taylor]: Taking taylor expansion of 1.0 in x 0.891 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.891 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.891 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.891 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.891 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.891 * [taylor]: Taking taylor expansion of 4.0 in x 0.891 * [taylor]: Taking taylor expansion of (log x) in x 0.891 * [taylor]: Taking taylor expansion of x in x 0.892 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.892 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.892 * [taylor]: Taking taylor expansion of y in x 0.893 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.893 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.893 * [taylor]: Taking taylor expansion of 9.0 in y 0.893 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.893 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.893 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.893 * [taylor]: Taking taylor expansion of 1.0 in y 0.893 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.893 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.893 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.893 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.893 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.893 * [taylor]: Taking taylor expansion of 4.0 in y 0.893 * [taylor]: Taking taylor expansion of (log x) in y 0.893 * [taylor]: Taking taylor expansion of x in y 0.894 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.894 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.894 * [taylor]: Taking taylor expansion of y in y 0.900 * [taylor]: Taking taylor expansion of 0 in y 0.910 * [taylor]: Taking taylor expansion of 0 in y 0.923 * [taylor]: Taking taylor expansion of 0 in y 0.943 * [taylor]: Taking taylor expansion of 0 in y 0.976 * [taylor]: Taking taylor expansion of 0 in y 1.019 * [taylor]: Taking taylor expansion of 0 in y 1.087 * [taylor]: Taking taylor expansion of 0 in y 1.087 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.087 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.087 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.087 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.087 * [taylor]: Taking taylor expansion of 9.0 in y 1.088 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.088 * [taylor]: Taking taylor expansion of x in y 1.088 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.088 * [taylor]: Taking taylor expansion of y in y 1.088 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.088 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.088 * [taylor]: Taking taylor expansion of 9.0 in x 1.088 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.088 * [taylor]: Taking taylor expansion of x in x 1.088 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.088 * [taylor]: Taking taylor expansion of y in x 1.088 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.088 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.088 * [taylor]: Taking taylor expansion of 9.0 in x 1.088 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.088 * [taylor]: Taking taylor expansion of x in x 1.088 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.088 * [taylor]: Taking taylor expansion of y in x 1.088 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.088 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.088 * [taylor]: Taking taylor expansion of y in y 1.089 * [taylor]: Taking taylor expansion of 0 in y 1.090 * [taylor]: Taking taylor expansion of 0 in y 1.092 * [taylor]: Taking taylor expansion of 0 in y 1.092 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.092 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.092 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.092 * [taylor]: Taking taylor expansion of 9.0 in y 1.092 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.092 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.092 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.092 * [taylor]: Taking taylor expansion of 1.0 in y 1.092 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.092 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.092 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.092 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.092 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.092 * [taylor]: Taking taylor expansion of 4.0 in y 1.092 * [taylor]: Taking taylor expansion of (log x) in y 1.092 * [taylor]: Taking taylor expansion of x in y 1.093 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.093 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.093 * [taylor]: Taking taylor expansion of y in y 1.093 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.094 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.094 * [taylor]: Taking taylor expansion of 9.0 in x 1.094 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.094 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.094 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.094 * [taylor]: Taking taylor expansion of 1.0 in x 1.094 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.094 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.094 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.094 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.094 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.094 * [taylor]: Taking taylor expansion of 4.0 in x 1.094 * [taylor]: Taking taylor expansion of (log x) in x 1.094 * [taylor]: Taking taylor expansion of x in x 1.095 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.095 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.095 * [taylor]: Taking taylor expansion of y in x 1.095 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.095 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.095 * [taylor]: Taking taylor expansion of 9.0 in x 1.095 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.095 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.095 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.095 * [taylor]: Taking taylor expansion of 1.0 in x 1.095 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.095 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.095 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.095 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.095 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.095 * [taylor]: Taking taylor expansion of 4.0 in x 1.095 * [taylor]: Taking taylor expansion of (log x) in x 1.095 * [taylor]: Taking taylor expansion of x in x 1.096 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.096 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.096 * [taylor]: Taking taylor expansion of y in x 1.097 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.097 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.097 * [taylor]: Taking taylor expansion of 9.0 in y 1.097 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.097 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.097 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.097 * [taylor]: Taking taylor expansion of 1.0 in y 1.097 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.097 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.097 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.097 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.098 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.098 * [taylor]: Taking taylor expansion of 4.0 in y 1.098 * [taylor]: Taking taylor expansion of (log x) in y 1.098 * [taylor]: Taking taylor expansion of x in y 1.098 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.098 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.098 * [taylor]: Taking taylor expansion of y in y 1.104 * [taylor]: Taking taylor expansion of 0 in y 1.119 * [taylor]: Taking taylor expansion of 0 in y 1.133 * [taylor]: Taking taylor expansion of 0 in y 1.152 * [taylor]: Taking taylor expansion of 0 in y 1.179 * [taylor]: Taking taylor expansion of 0 in y 1.228 * [taylor]: Taking taylor expansion of 0 in y 1.296 * [taylor]: Taking taylor expansion of 0 in y 1.297 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.297 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.297 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.297 * [taylor]: Taking taylor expansion of 9.0 in y 1.297 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.297 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.297 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.297 * [taylor]: Taking taylor expansion of 1.0 in y 1.297 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.297 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.297 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.297 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.297 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.297 * [taylor]: Taking taylor expansion of 4.0 in y 1.297 * [taylor]: Taking taylor expansion of (log x) in y 1.297 * [taylor]: Taking taylor expansion of x in y 1.298 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.298 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.298 * [taylor]: Taking taylor expansion of y in y 1.299 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.299 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.299 * [taylor]: Taking taylor expansion of 9.0 in x 1.299 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.299 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.299 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.299 * [taylor]: Taking taylor expansion of 1.0 in x 1.299 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.299 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.299 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.299 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.299 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.299 * [taylor]: Taking taylor expansion of 4.0 in x 1.299 * [taylor]: Taking taylor expansion of (log x) in x 1.299 * [taylor]: Taking taylor expansion of x in x 1.300 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.300 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.300 * [taylor]: Taking taylor expansion of y in x 1.300 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.300 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.300 * [taylor]: Taking taylor expansion of 9.0 in x 1.300 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.300 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.300 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.300 * [taylor]: Taking taylor expansion of 1.0 in x 1.300 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.300 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.300 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.300 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.300 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.300 * [taylor]: Taking taylor expansion of 4.0 in x 1.301 * [taylor]: Taking taylor expansion of (log x) in x 1.301 * [taylor]: Taking taylor expansion of x in x 1.302 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.302 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.302 * [taylor]: Taking taylor expansion of y in x 1.302 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.302 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.302 * [taylor]: Taking taylor expansion of 9.0 in y 1.302 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.302 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.303 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.303 * [taylor]: Taking taylor expansion of 1.0 in y 1.303 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.303 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.303 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.303 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.303 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.303 * [taylor]: Taking taylor expansion of 4.0 in y 1.303 * [taylor]: Taking taylor expansion of (log x) in y 1.303 * [taylor]: Taking taylor expansion of x in y 1.303 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.303 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.303 * [taylor]: Taking taylor expansion of y in y 1.309 * [taylor]: Taking taylor expansion of 0 in y 1.319 * [taylor]: Taking taylor expansion of 0 in y 1.333 * [taylor]: Taking taylor expansion of 0 in y 1.352 * [taylor]: Taking taylor expansion of 0 in y 1.385 * [taylor]: Taking taylor expansion of 0 in y 1.429 * [taylor]: Taking taylor expansion of 0 in y 1.497 * [taylor]: Taking taylor expansion of 0 in y 1.497 * * * [progress]: simplifying candidates 1.498 * [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)) 1.502 * * [simplify]: iteration 0 : 187 enodes (cost 308 ) 1.506 * * [simplify]: iteration 1 : 705 enodes (cost 306 ) 1.522 * * [simplify]: iteration 2 : 3702 enodes (cost 302 ) 1.613 * * [simplify]: iteration 3 : 5002 enodes (cost 302 ) 1.615 * [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)) 1.615 * * * [progress]: adding candidates to table 1.716 * [progress]: [Phase 3 of 3] Extracting. 1.719 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.719 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.720 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.720 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.440 * [regime-testing]: End program error score: 51.99999982801125