6.507 * [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 ) 0.130 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.130 * * [progress]: iteration 1 / 4 0.130 * * * [progress]: picking best candidate 0.132 * * * * [pick]: Picked # 0.132 * * * [progress]: localizing error 0.145 * * * [progress]: generating rewritten candidates 0.145 * * * * [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 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.151 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.151 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.151 * [taylor]: Taking taylor expansion of 9.0 in x 0.151 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.151 * [taylor]: Taking taylor expansion of x in x 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.151 * [taylor]: Taking taylor expansion of y in x 0.151 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.151 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.151 * [taylor]: Taking taylor expansion of 9.0 in x 0.151 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.151 * [taylor]: Taking taylor expansion of x in x 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.151 * [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 0.155 * [taylor]: Taking taylor expansion of 0 in y 0.155 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.155 * [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 0.157 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.157 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.157 * [taylor]: Taking taylor expansion of 9.0 in x 0.157 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.157 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.157 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.157 * [taylor]: Taking taylor expansion of 1.0 in x 0.157 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.157 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.157 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.157 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.157 * [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 0.169 * [taylor]: Taking taylor expansion of 0 in y 0.179 * [taylor]: Taking taylor expansion of 0 in y 0.192 * [taylor]: Taking taylor expansion of 0 in y 0.211 * [taylor]: Taking taylor expansion of 0 in y 0.241 * [taylor]: Taking taylor expansion of 0 in y 0.284 * [taylor]: Taking taylor expansion of 0 in y 0.347 * [taylor]: Taking taylor expansion of 0 in y 0.348 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.348 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.348 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.348 * [taylor]: Taking taylor expansion of 9.0 in y 0.348 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.348 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.348 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.348 * [taylor]: Taking taylor expansion of 1.0 in y 0.348 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.348 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.348 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.348 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.348 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.348 * [taylor]: Taking taylor expansion of 4.0 in y 0.348 * [taylor]: Taking taylor expansion of (log x) in y 0.348 * [taylor]: Taking taylor expansion of x in y 0.348 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.349 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.349 * [taylor]: Taking taylor expansion of y in y 0.349 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.349 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.349 * [taylor]: Taking taylor expansion of 9.0 in x 0.349 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.349 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.349 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.349 * [taylor]: Taking taylor expansion of 1.0 in x 0.349 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.349 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.349 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.349 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.349 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.349 * [taylor]: Taking taylor expansion of 4.0 in x 0.350 * [taylor]: Taking taylor expansion of (log x) in x 0.350 * [taylor]: Taking taylor expansion of x in x 0.351 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.351 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.351 * [taylor]: Taking taylor expansion of y in x 0.351 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.351 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.351 * [taylor]: Taking taylor expansion of 9.0 in x 0.351 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.351 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.351 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.351 * [taylor]: Taking taylor expansion of 1.0 in x 0.351 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.351 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.351 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.351 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.351 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.351 * [taylor]: Taking taylor expansion of 4.0 in x 0.351 * [taylor]: Taking taylor expansion of (log x) in x 0.351 * [taylor]: Taking taylor expansion of x in x 0.352 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.352 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.352 * [taylor]: Taking taylor expansion of y in x 0.353 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.353 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.353 * [taylor]: Taking taylor expansion of 9.0 in y 0.353 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.353 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.353 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.353 * [taylor]: Taking taylor expansion of 1.0 in y 0.353 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.353 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.353 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.353 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.354 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.354 * [taylor]: Taking taylor expansion of 4.0 in y 0.354 * [taylor]: Taking taylor expansion of (log x) in y 0.354 * [taylor]: Taking taylor expansion of x in y 0.354 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.354 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.354 * [taylor]: Taking taylor expansion of y in y 0.360 * [taylor]: Taking taylor expansion of 0 in y 0.369 * [taylor]: Taking taylor expansion of 0 in y 0.385 * [taylor]: Taking taylor expansion of 0 in y 0.404 * [taylor]: Taking taylor expansion of 0 in y 0.430 * [taylor]: Taking taylor expansion of 0 in y 0.475 * [taylor]: Taking taylor expansion of 0 in y 0.540 * [taylor]: Taking taylor expansion of 0 in y 0.541 * * * [progress]: simplifying candidates 0.541 * [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)) 0.544 * * [simplify]: iteration 0 : 110 enodes (cost 102 ) 0.547 * * [simplify]: iteration 1 : 353 enodes (cost 92 ) 0.555 * * [simplify]: iteration 2 : 1439 enodes (cost 90 ) 0.590 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.591 * [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)) 0.591 * * * [progress]: adding candidates to table 0.624 * * [progress]: iteration 2 / 4 0.624 * * * [progress]: picking best candidate 0.627 * * * * [pick]: Picked # 0.627 * * * [progress]: localizing error 0.640 * * * [progress]: generating rewritten candidates 0.640 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.649 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.657 * * * [progress]: generating series expansions 0.657 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.657 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.657 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.657 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.657 * [taylor]: Taking taylor expansion of 9.0 in y 0.657 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.657 * [taylor]: Taking taylor expansion of x in y 0.657 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.657 * [taylor]: Taking taylor expansion of y in y 0.657 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.657 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.658 * [taylor]: Taking taylor expansion of 9.0 in x 0.658 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.658 * [taylor]: Taking taylor expansion of x in x 0.658 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.658 * [taylor]: Taking taylor expansion of y in x 0.658 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.658 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.658 * [taylor]: Taking taylor expansion of 9.0 in x 0.658 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.658 * [taylor]: Taking taylor expansion of x in x 0.658 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.658 * [taylor]: Taking taylor expansion of y in x 0.658 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.658 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.658 * [taylor]: Taking taylor expansion of y in y 0.659 * [taylor]: Taking taylor expansion of 0 in y 0.660 * [taylor]: Taking taylor expansion of 0 in y 0.662 * [taylor]: Taking taylor expansion of 0 in y 0.662 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.662 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.662 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.662 * [taylor]: Taking taylor expansion of 9.0 in y 0.662 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.662 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.662 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.662 * [taylor]: Taking taylor expansion of 1.0 in y 0.662 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.662 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.662 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.662 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.662 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.662 * [taylor]: Taking taylor expansion of 4.0 in y 0.662 * [taylor]: Taking taylor expansion of (log x) in y 0.662 * [taylor]: Taking taylor expansion of x in y 0.663 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.663 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.663 * [taylor]: Taking taylor expansion of y in y 0.663 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.664 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.664 * [taylor]: Taking taylor expansion of 9.0 in x 0.664 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.664 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.664 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.664 * [taylor]: Taking taylor expansion of 1.0 in x 0.664 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.664 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.664 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.664 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.664 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.664 * [taylor]: Taking taylor expansion of 4.0 in x 0.664 * [taylor]: Taking taylor expansion of (log x) in x 0.664 * [taylor]: Taking taylor expansion of x in x 0.665 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.665 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.665 * [taylor]: Taking taylor expansion of y in x 0.665 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.665 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.665 * [taylor]: Taking taylor expansion of 9.0 in x 0.665 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.665 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.665 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.665 * [taylor]: Taking taylor expansion of 1.0 in x 0.665 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.665 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.665 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.665 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.665 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.665 * [taylor]: Taking taylor expansion of 4.0 in x 0.665 * [taylor]: Taking taylor expansion of (log x) in x 0.665 * [taylor]: Taking taylor expansion of x in x 0.666 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.666 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.666 * [taylor]: Taking taylor expansion of y in x 0.667 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.667 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.667 * [taylor]: Taking taylor expansion of 9.0 in y 0.667 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.667 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.667 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.667 * [taylor]: Taking taylor expansion of 1.0 in y 0.667 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.667 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.667 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.667 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.667 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.667 * [taylor]: Taking taylor expansion of 4.0 in y 0.667 * [taylor]: Taking taylor expansion of (log x) in y 0.668 * [taylor]: Taking taylor expansion of x in y 0.668 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.668 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.668 * [taylor]: Taking taylor expansion of y in y 0.675 * [taylor]: Taking taylor expansion of 0 in y 0.684 * [taylor]: Taking taylor expansion of 0 in y 0.697 * [taylor]: Taking taylor expansion of 0 in y 0.716 * [taylor]: Taking taylor expansion of 0 in y 0.747 * [taylor]: Taking taylor expansion of 0 in y 0.790 * [taylor]: Taking taylor expansion of 0 in y 0.856 * [taylor]: Taking taylor expansion of 0 in y 0.857 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.857 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.857 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.857 * [taylor]: Taking taylor expansion of 9.0 in y 0.857 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.857 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.857 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.857 * [taylor]: Taking taylor expansion of 1.0 in y 0.857 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.857 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.857 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.857 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.857 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.857 * [taylor]: Taking taylor expansion of 4.0 in y 0.857 * [taylor]: Taking taylor expansion of (log x) in y 0.857 * [taylor]: Taking taylor expansion of x in y 0.858 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.858 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.858 * [taylor]: Taking taylor expansion of y in y 0.859 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.859 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.859 * [taylor]: Taking taylor expansion of 9.0 in x 0.859 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.859 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.859 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.859 * [taylor]: Taking taylor expansion of 1.0 in x 0.859 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.859 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.859 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.859 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.859 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.859 * [taylor]: Taking taylor expansion of 4.0 in x 0.859 * [taylor]: Taking taylor expansion of (log x) in x 0.859 * [taylor]: Taking taylor expansion of x in x 0.860 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.860 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.860 * [taylor]: Taking taylor expansion of y in x 0.860 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.860 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.860 * [taylor]: Taking taylor expansion of 9.0 in x 0.860 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.860 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.860 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.860 * [taylor]: Taking taylor expansion of 1.0 in x 0.860 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.860 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.860 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.860 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.860 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.860 * [taylor]: Taking taylor expansion of 4.0 in x 0.860 * [taylor]: Taking taylor expansion of (log x) in x 0.860 * [taylor]: Taking taylor expansion of x in x 0.861 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.862 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.862 * [taylor]: Taking taylor expansion of y in x 0.862 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.862 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.862 * [taylor]: Taking taylor expansion of 9.0 in y 0.862 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.862 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.862 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.862 * [taylor]: Taking taylor expansion of 1.0 in y 0.862 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.862 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.862 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.862 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.863 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.863 * [taylor]: Taking taylor expansion of 4.0 in y 0.863 * [taylor]: Taking taylor expansion of (log x) in y 0.863 * [taylor]: Taking taylor expansion of x in y 0.863 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.863 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.863 * [taylor]: Taking taylor expansion of y in y 0.869 * [taylor]: Taking taylor expansion of 0 in y 0.878 * [taylor]: Taking taylor expansion of 0 in y 0.897 * [taylor]: Taking taylor expansion of 0 in y 0.916 * [taylor]: Taking taylor expansion of 0 in y 0.942 * [taylor]: Taking taylor expansion of 0 in y 0.989 * [taylor]: Taking taylor expansion of 0 in y 1.054 * [taylor]: Taking taylor expansion of 0 in y 1.055 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.055 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.055 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.055 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.055 * [taylor]: Taking taylor expansion of 9.0 in y 1.055 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.055 * [taylor]: Taking taylor expansion of x in y 1.055 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.055 * [taylor]: Taking taylor expansion of y in y 1.055 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.055 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.055 * [taylor]: Taking taylor expansion of 9.0 in x 1.055 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.055 * [taylor]: Taking taylor expansion of x in x 1.055 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.055 * [taylor]: Taking taylor expansion of y in x 1.055 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.055 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.055 * [taylor]: Taking taylor expansion of 9.0 in x 1.055 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.055 * [taylor]: Taking taylor expansion of x in x 1.055 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.055 * [taylor]: Taking taylor expansion of y in x 1.056 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.056 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.056 * [taylor]: Taking taylor expansion of y in y 1.056 * [taylor]: Taking taylor expansion of 0 in y 1.057 * [taylor]: Taking taylor expansion of 0 in y 1.059 * [taylor]: Taking taylor expansion of 0 in y 1.059 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.059 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.059 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.059 * [taylor]: Taking taylor expansion of 9.0 in y 1.059 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.059 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.059 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.059 * [taylor]: Taking taylor expansion of 1.0 in y 1.059 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.060 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.060 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.060 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.060 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.060 * [taylor]: Taking taylor expansion of 4.0 in y 1.060 * [taylor]: Taking taylor expansion of (log x) in y 1.060 * [taylor]: Taking taylor expansion of x in y 1.060 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.060 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.060 * [taylor]: Taking taylor expansion of y in y 1.061 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.061 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.061 * [taylor]: Taking taylor expansion of 9.0 in x 1.061 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.061 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.061 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.061 * [taylor]: Taking taylor expansion of 1.0 in x 1.061 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.061 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.061 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.061 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.061 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.061 * [taylor]: Taking taylor expansion of 4.0 in x 1.061 * [taylor]: Taking taylor expansion of (log x) in x 1.061 * [taylor]: Taking taylor expansion of x in x 1.062 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.062 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.062 * [taylor]: Taking taylor expansion of y in x 1.062 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.063 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.063 * [taylor]: Taking taylor expansion of 9.0 in x 1.063 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.063 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.063 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.063 * [taylor]: Taking taylor expansion of 1.0 in x 1.063 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.063 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.063 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.063 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.063 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.063 * [taylor]: Taking taylor expansion of 4.0 in x 1.063 * [taylor]: Taking taylor expansion of (log x) in x 1.063 * [taylor]: Taking taylor expansion of x in x 1.064 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.064 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.064 * [taylor]: Taking taylor expansion of y in x 1.065 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.065 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.065 * [taylor]: Taking taylor expansion of 9.0 in y 1.065 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.065 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.065 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.065 * [taylor]: Taking taylor expansion of 1.0 in y 1.065 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.065 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.065 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.065 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.065 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.065 * [taylor]: Taking taylor expansion of 4.0 in y 1.065 * [taylor]: Taking taylor expansion of (log x) in y 1.065 * [taylor]: Taking taylor expansion of x in y 1.065 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.065 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.065 * [taylor]: Taking taylor expansion of y in y 1.071 * [taylor]: Taking taylor expansion of 0 in y 1.081 * [taylor]: Taking taylor expansion of 0 in y 1.094 * [taylor]: Taking taylor expansion of 0 in y 1.113 * [taylor]: Taking taylor expansion of 0 in y 1.144 * [taylor]: Taking taylor expansion of 0 in y 1.187 * [taylor]: Taking taylor expansion of 0 in y 1.253 * [taylor]: Taking taylor expansion of 0 in y 1.253 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.253 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.253 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.254 * [taylor]: Taking taylor expansion of 9.0 in y 1.254 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.254 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.254 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.254 * [taylor]: Taking taylor expansion of 1.0 in y 1.254 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.254 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.254 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.254 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.254 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.254 * [taylor]: Taking taylor expansion of 4.0 in y 1.254 * [taylor]: Taking taylor expansion of (log x) in y 1.254 * [taylor]: Taking taylor expansion of x in y 1.255 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.255 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.255 * [taylor]: Taking taylor expansion of y in y 1.255 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.255 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.255 * [taylor]: Taking taylor expansion of 9.0 in x 1.255 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.255 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.255 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.255 * [taylor]: Taking taylor expansion of 1.0 in x 1.255 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.255 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.255 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.256 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.256 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.256 * [taylor]: Taking taylor expansion of 4.0 in x 1.256 * [taylor]: Taking taylor expansion of (log x) in x 1.256 * [taylor]: Taking taylor expansion of x in x 1.257 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.257 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.257 * [taylor]: Taking taylor expansion of y in x 1.257 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.257 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.257 * [taylor]: Taking taylor expansion of 9.0 in x 1.257 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.257 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.257 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.257 * [taylor]: Taking taylor expansion of 1.0 in x 1.257 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.257 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.257 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.257 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.257 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.257 * [taylor]: Taking taylor expansion of 4.0 in x 1.257 * [taylor]: Taking taylor expansion of (log x) in x 1.257 * [taylor]: Taking taylor expansion of x in x 1.258 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.258 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.258 * [taylor]: Taking taylor expansion of y in x 1.259 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.259 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.259 * [taylor]: Taking taylor expansion of 9.0 in y 1.259 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.259 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.259 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.259 * [taylor]: Taking taylor expansion of 1.0 in y 1.259 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.259 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.259 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.259 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.259 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.259 * [taylor]: Taking taylor expansion of 4.0 in y 1.259 * [taylor]: Taking taylor expansion of (log x) in y 1.259 * [taylor]: Taking taylor expansion of x in y 1.260 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.260 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.260 * [taylor]: Taking taylor expansion of y in y 1.266 * [taylor]: Taking taylor expansion of 0 in y 1.275 * [taylor]: Taking taylor expansion of 0 in y 1.293 * [taylor]: Taking taylor expansion of 0 in y 1.312 * [taylor]: Taking taylor expansion of 0 in y 1.339 * [taylor]: Taking taylor expansion of 0 in y 1.386 * [taylor]: Taking taylor expansion of 0 in y 1.451 * [taylor]: Taking taylor expansion of 0 in y 1.452 * * * [progress]: simplifying candidates 1.453 * [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)) 1.457 * * [simplify]: iteration 0 : 187 enodes (cost 310 ) 1.460 * * [simplify]: iteration 1 : 705 enodes (cost 308 ) 1.475 * * [simplify]: iteration 2 : 3717 enodes (cost 304 ) 1.566 * * [simplify]: iteration 3 : 5002 enodes (cost 304 ) 1.568 * [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)) 1.569 * * * [progress]: adding candidates to table 1.662 * [progress]: [Phase 3 of 3] Extracting. 1.664 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.665 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.665 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.665 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.395 * [regime-testing]: End program error score: 51.99999982801125