30.497 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.024 * * * [progress]: [2/2] Setting up program. 0.027 * [progress]: [Phase 2 of 3] Improving. 0.027 * [simplify]: Simplifying using # : (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.029 * * [simplify]: iteration 0 : 27 enodes (cost 7 ) 0.030 * * [simplify]: iteration 1 : 55 enodes (cost 7 ) 0.032 * * [simplify]: iteration 2 : 121 enodes (cost 7 ) 0.035 * * [simplify]: iteration 3 : 295 enodes (cost 7 ) 0.042 * * [simplify]: iteration 4 : 876 enodes (cost 7 ) 0.060 * * [simplify]: iteration 5 : 3320 enodes (cost 7 ) 0.132 * * [simplify]: iteration 6 : 5002 enodes (cost 7 ) 0.133 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.133 * * [progress]: iteration 1 / 4 0.133 * * * [progress]: picking best candidate 0.135 * * * * [pick]: Picked # 0.135 * * * [progress]: localizing error 0.150 * * * [progress]: generating rewritten candidates 0.150 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.155 * * * [progress]: generating series expansions 0.155 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.156 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.156 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.156 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.156 * [taylor]: Taking taylor expansion of 9.0 in y 0.156 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.156 * [taylor]: Taking taylor expansion of x in y 0.156 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.156 * [taylor]: Taking taylor expansion of y in y 0.156 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.156 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.156 * [taylor]: Taking taylor expansion of 9.0 in x 0.156 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.156 * [taylor]: Taking taylor expansion of x 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 x 4)) (pow y 4)) in x 0.156 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.156 * [taylor]: Taking taylor expansion of 9.0 in x 0.156 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.156 * [taylor]: Taking taylor expansion of x 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 (- (pow y 4)) in y 0.156 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.156 * [taylor]: Taking taylor expansion of y in y 0.157 * [taylor]: Taking taylor expansion of 0 in y 0.158 * [taylor]: Taking taylor expansion of 0 in y 0.160 * [taylor]: Taking taylor expansion of 0 in y 0.160 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.160 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.160 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.160 * [taylor]: Taking taylor expansion of 9.0 in y 0.160 * [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 0.161 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.161 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.161 * [taylor]: Taking taylor expansion of y in y 0.162 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.162 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.162 * [taylor]: Taking taylor expansion of 9.0 in x 0.162 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.162 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.162 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.162 * [taylor]: Taking taylor expansion of 1.0 in x 0.162 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.162 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.162 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.162 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.162 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.162 * [taylor]: Taking taylor expansion of 4.0 in x 0.162 * [taylor]: Taking taylor expansion of (log x) in x 0.162 * [taylor]: Taking taylor expansion of x in x 0.163 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.163 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.163 * [taylor]: Taking taylor expansion of y in x 0.164 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.164 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.164 * [taylor]: Taking taylor expansion of 9.0 in x 0.164 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.164 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.164 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.164 * [taylor]: Taking taylor expansion of 1.0 in x 0.164 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.164 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.164 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.164 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.164 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.164 * [taylor]: Taking taylor expansion of 4.0 in x 0.164 * [taylor]: Taking taylor expansion of (log x) in x 0.164 * [taylor]: Taking taylor expansion of x in x 0.165 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.165 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.165 * [taylor]: Taking taylor expansion of y in x 0.166 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.166 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.166 * [taylor]: Taking taylor expansion of 9.0 in y 0.166 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.166 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.166 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.166 * [taylor]: Taking taylor expansion of 1.0 in y 0.166 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.166 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.166 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.166 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.166 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.166 * [taylor]: Taking taylor expansion of 4.0 in y 0.166 * [taylor]: Taking taylor expansion of (log x) in y 0.166 * [taylor]: Taking taylor expansion of x in y 0.166 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.167 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.167 * [taylor]: Taking taylor expansion of y in y 0.173 * [taylor]: Taking taylor expansion of 0 in y 0.183 * [taylor]: Taking taylor expansion of 0 in y 0.197 * [taylor]: Taking taylor expansion of 0 in y 0.217 * [taylor]: Taking taylor expansion of 0 in y 0.249 * [taylor]: Taking taylor expansion of 0 in y 0.293 * [taylor]: Taking taylor expansion of 0 in y 0.359 * [taylor]: Taking taylor expansion of 0 in y 0.360 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.360 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.360 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.360 * [taylor]: Taking taylor expansion of 9.0 in y 0.360 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.360 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.360 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.360 * [taylor]: Taking taylor expansion of 1.0 in y 0.360 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.360 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.360 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.360 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.360 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.360 * [taylor]: Taking taylor expansion of 4.0 in y 0.360 * [taylor]: Taking taylor expansion of (log x) in y 0.360 * [taylor]: Taking taylor expansion of x in y 0.361 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.361 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.361 * [taylor]: Taking taylor expansion of y in y 0.362 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.362 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.362 * [taylor]: Taking taylor expansion of 9.0 in x 0.362 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.362 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.362 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.362 * [taylor]: Taking taylor expansion of 1.0 in x 0.362 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.362 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.362 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.362 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.362 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.362 * [taylor]: Taking taylor expansion of 4.0 in x 0.362 * [taylor]: Taking taylor expansion of (log x) in x 0.362 * [taylor]: Taking taylor expansion of x in x 0.363 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.363 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.363 * [taylor]: Taking taylor expansion of y in x 0.363 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.363 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.363 * [taylor]: Taking taylor expansion of 9.0 in x 0.363 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.363 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.363 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.364 * [taylor]: Taking taylor expansion of 1.0 in x 0.364 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.364 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.364 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.364 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.364 * [taylor]: Taking taylor expansion of 4.0 in x 0.364 * [taylor]: Taking taylor expansion of (log x) in x 0.364 * [taylor]: Taking taylor expansion of x in x 0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.365 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.365 * [taylor]: Taking taylor expansion of y in x 0.365 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.366 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.366 * [taylor]: Taking taylor expansion of 9.0 in y 0.366 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.366 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.366 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.366 * [taylor]: Taking taylor expansion of 1.0 in y 0.366 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.366 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.366 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.366 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.366 * [taylor]: Taking taylor expansion of 4.0 in y 0.366 * [taylor]: Taking taylor expansion of (log x) in y 0.366 * [taylor]: Taking taylor expansion of x in y 0.366 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.366 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.366 * [taylor]: Taking taylor expansion of y in y 0.372 * [taylor]: Taking taylor expansion of 0 in y 0.382 * [taylor]: Taking taylor expansion of 0 in y 0.399 * [taylor]: Taking taylor expansion of 0 in y 0.419 * [taylor]: Taking taylor expansion of 0 in y 0.447 * [taylor]: Taking taylor expansion of 0 in y 0.495 * [taylor]: Taking taylor expansion of 0 in y 0.563 * [taylor]: Taking taylor expansion of 0 in y 0.564 * * * [progress]: simplifying candidates 0.564 * [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)) 0.567 * * [simplify]: iteration 0 : 110 enodes (cost 102 ) 0.570 * * [simplify]: iteration 1 : 353 enodes (cost 92 ) 0.578 * * [simplify]: iteration 2 : 1439 enodes (cost 90 ) 0.615 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.616 * [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)) 0.616 * * * [progress]: adding candidates to table 0.650 * * [progress]: iteration 2 / 4 0.650 * * * [progress]: picking best candidate 0.653 * * * * [pick]: Picked # 0.653 * * * [progress]: localizing error 0.667 * * * [progress]: generating rewritten candidates 0.667 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.677 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.685 * * * [progress]: generating series expansions 0.685 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.685 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.685 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.685 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.685 * [taylor]: Taking taylor expansion of 9.0 in y 0.685 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.685 * [taylor]: Taking taylor expansion of x in y 0.685 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.685 * [taylor]: Taking taylor expansion of y in y 0.685 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.685 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.685 * [taylor]: Taking taylor expansion of 9.0 in x 0.685 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.685 * [taylor]: Taking taylor expansion of x in x 0.685 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.685 * [taylor]: Taking taylor expansion of y in x 0.685 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.685 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.685 * [taylor]: Taking taylor expansion of 9.0 in x 0.685 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.685 * [taylor]: Taking taylor expansion of x in x 0.685 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.685 * [taylor]: Taking taylor expansion of y in x 0.686 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.686 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.686 * [taylor]: Taking taylor expansion of y in y 0.687 * [taylor]: Taking taylor expansion of 0 in y 0.688 * [taylor]: Taking taylor expansion of 0 in y 0.690 * [taylor]: Taking taylor expansion of 0 in y 0.690 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.690 * [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 0.691 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.692 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.692 * [taylor]: Taking taylor expansion of 9.0 in x 0.692 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.692 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.692 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.692 * [taylor]: Taking taylor expansion of 1.0 in x 0.692 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.692 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.692 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.692 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.692 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.692 * [taylor]: Taking taylor expansion of 4.0 in x 0.692 * [taylor]: Taking taylor expansion of (log x) in x 0.692 * [taylor]: Taking taylor expansion of x in x 0.693 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.693 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.693 * [taylor]: Taking taylor expansion of y in x 0.693 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.693 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.693 * [taylor]: Taking taylor expansion of 9.0 in x 0.693 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.693 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.693 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.693 * [taylor]: Taking taylor expansion of 1.0 in x 0.693 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.693 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.693 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.693 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.693 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.693 * [taylor]: Taking taylor expansion of 4.0 in x 0.693 * [taylor]: Taking taylor expansion of (log x) in x 0.693 * [taylor]: Taking taylor expansion of x in x 0.694 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.694 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.694 * [taylor]: Taking taylor expansion of y in x 0.695 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.695 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.695 * [taylor]: Taking taylor expansion of 9.0 in y 0.695 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.695 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.695 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.695 * [taylor]: Taking taylor expansion of 1.0 in y 0.695 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.695 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.695 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.695 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.695 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.695 * [taylor]: Taking taylor expansion of 4.0 in y 0.695 * [taylor]: Taking taylor expansion of (log x) in y 0.695 * [taylor]: Taking taylor expansion of x in y 0.696 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.696 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.696 * [taylor]: Taking taylor expansion of y in y 0.702 * [taylor]: Taking taylor expansion of 0 in y 0.712 * [taylor]: Taking taylor expansion of 0 in y 0.726 * [taylor]: Taking taylor expansion of 0 in y 0.746 * [taylor]: Taking taylor expansion of 0 in y 0.779 * [taylor]: Taking taylor expansion of 0 in y 0.823 * [taylor]: Taking taylor expansion of 0 in y 0.891 * [taylor]: Taking taylor expansion of 0 in y 0.891 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.891 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.891 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.891 * [taylor]: Taking taylor expansion of 9.0 in y 0.891 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.891 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.891 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.891 * [taylor]: Taking taylor expansion of 1.0 in y 0.891 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.891 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.891 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.892 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.892 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.892 * [taylor]: Taking taylor expansion of 4.0 in y 0.892 * [taylor]: Taking taylor expansion of (log x) in y 0.892 * [taylor]: Taking taylor expansion of x in y 0.892 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.892 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.892 * [taylor]: Taking taylor expansion of y in y 0.893 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.893 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.893 * [taylor]: Taking taylor expansion of 9.0 in x 0.893 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.893 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.893 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.893 * [taylor]: Taking taylor expansion of 1.0 in x 0.893 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.893 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.893 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.893 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.893 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.893 * [taylor]: Taking taylor expansion of 4.0 in x 0.893 * [taylor]: Taking taylor expansion of (log x) in x 0.893 * [taylor]: Taking taylor expansion of x in x 0.894 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.894 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.894 * [taylor]: Taking taylor expansion of y in x 0.894 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.895 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.895 * [taylor]: Taking taylor expansion of 9.0 in x 0.895 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.895 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.895 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.895 * [taylor]: Taking taylor expansion of 1.0 in x 0.895 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.895 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.895 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.895 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.895 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.895 * [taylor]: Taking taylor expansion of 4.0 in x 0.895 * [taylor]: Taking taylor expansion of (log x) in x 0.895 * [taylor]: Taking taylor expansion of x in x 0.896 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.896 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.896 * [taylor]: Taking taylor expansion of y in x 0.897 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.897 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.897 * [taylor]: Taking taylor expansion of 9.0 in y 0.897 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.897 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.897 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.897 * [taylor]: Taking taylor expansion of 1.0 in y 0.897 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.897 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.897 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.897 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.897 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.897 * [taylor]: Taking taylor expansion of 4.0 in y 0.897 * [taylor]: Taking taylor expansion of (log x) in y 0.897 * [taylor]: Taking taylor expansion of x in y 0.897 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.897 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.897 * [taylor]: Taking taylor expansion of y in y 0.903 * [taylor]: Taking taylor expansion of 0 in y 0.914 * [taylor]: Taking taylor expansion of 0 in y 0.932 * [taylor]: Taking taylor expansion of 0 in y 0.953 * [taylor]: Taking taylor expansion of 0 in y 0.981 * [taylor]: Taking taylor expansion of 0 in y 1.030 * [taylor]: Taking taylor expansion of 0 in y 1.098 * [taylor]: Taking taylor expansion of 0 in y 1.099 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.099 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.099 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.099 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.099 * [taylor]: Taking taylor expansion of 9.0 in y 1.099 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.099 * [taylor]: Taking taylor expansion of x in y 1.099 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.099 * [taylor]: Taking taylor expansion of y in y 1.099 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.099 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.099 * [taylor]: Taking taylor expansion of 9.0 in x 1.099 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.099 * [taylor]: Taking taylor expansion of x in x 1.099 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.099 * [taylor]: Taking taylor expansion of y in x 1.099 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.099 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.099 * [taylor]: Taking taylor expansion of 9.0 in x 1.099 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.099 * [taylor]: Taking taylor expansion of x in x 1.099 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.099 * [taylor]: Taking taylor expansion of y in x 1.100 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.100 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.100 * [taylor]: Taking taylor expansion of y in y 1.100 * [taylor]: Taking taylor expansion of 0 in y 1.101 * [taylor]: Taking taylor expansion of 0 in y 1.103 * [taylor]: Taking taylor expansion of 0 in y 1.103 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.103 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.103 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.103 * [taylor]: Taking taylor expansion of 9.0 in y 1.104 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.104 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.104 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.104 * [taylor]: Taking taylor expansion of 1.0 in y 1.104 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.104 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.104 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.104 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.104 * [taylor]: Taking taylor expansion of 4.0 in y 1.104 * [taylor]: Taking taylor expansion of (log x) in y 1.104 * [taylor]: Taking taylor expansion of x in y 1.104 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.104 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.104 * [taylor]: Taking taylor expansion of y in y 1.105 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.105 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.105 * [taylor]: Taking taylor expansion of 9.0 in x 1.105 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.105 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.105 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.105 * [taylor]: Taking taylor expansion of 1.0 in x 1.105 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.105 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.105 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.105 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.105 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.105 * [taylor]: Taking taylor expansion of 4.0 in x 1.105 * [taylor]: Taking taylor expansion of (log x) in x 1.105 * [taylor]: Taking taylor expansion of x in x 1.107 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.107 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.107 * [taylor]: Taking taylor expansion of y in x 1.107 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.107 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.107 * [taylor]: Taking taylor expansion of 9.0 in x 1.107 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.107 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.107 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.107 * [taylor]: Taking taylor expansion of 1.0 in x 1.107 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.107 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.107 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.107 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.107 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.107 * [taylor]: Taking taylor expansion of 4.0 in x 1.107 * [taylor]: Taking taylor expansion of (log x) in x 1.107 * [taylor]: Taking taylor expansion of x in x 1.108 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.108 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.108 * [taylor]: Taking taylor expansion of y in x 1.109 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.109 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.109 * [taylor]: Taking taylor expansion of 9.0 in y 1.109 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.109 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.109 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.109 * [taylor]: Taking taylor expansion of 1.0 in y 1.109 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.109 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.109 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.109 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.109 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.109 * [taylor]: Taking taylor expansion of 4.0 in y 1.109 * [taylor]: Taking taylor expansion of (log x) in y 1.109 * [taylor]: Taking taylor expansion of x in y 1.110 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.110 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.110 * [taylor]: Taking taylor expansion of y in y 1.116 * [taylor]: Taking taylor expansion of 0 in y 1.126 * [taylor]: Taking taylor expansion of 0 in y 1.139 * [taylor]: Taking taylor expansion of 0 in y 1.159 * [taylor]: Taking taylor expansion of 0 in y 1.191 * [taylor]: Taking taylor expansion of 0 in y 1.236 * [taylor]: Taking taylor expansion of 0 in y 1.304 * [taylor]: Taking taylor expansion of 0 in y 1.305 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.305 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.305 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.305 * [taylor]: Taking taylor expansion of 9.0 in y 1.305 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.305 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.305 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.305 * [taylor]: Taking taylor expansion of 1.0 in y 1.305 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.305 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.305 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.305 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.305 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.305 * [taylor]: Taking taylor expansion of 4.0 in y 1.305 * [taylor]: Taking taylor expansion of (log x) in y 1.305 * [taylor]: Taking taylor expansion of x in y 1.305 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.306 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.306 * [taylor]: Taking taylor expansion of y in y 1.306 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.306 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.306 * [taylor]: Taking taylor expansion of 9.0 in x 1.306 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.306 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.306 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.306 * [taylor]: Taking taylor expansion of 1.0 in x 1.306 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.306 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.306 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.306 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.306 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.307 * [taylor]: Taking taylor expansion of 4.0 in x 1.307 * [taylor]: Taking taylor expansion of (log x) in x 1.307 * [taylor]: Taking taylor expansion of x in x 1.308 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.308 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.308 * [taylor]: Taking taylor expansion of y in x 1.308 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.308 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.308 * [taylor]: Taking taylor expansion of 9.0 in x 1.308 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.308 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.308 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.308 * [taylor]: Taking taylor expansion of 1.0 in x 1.308 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.308 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.308 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.308 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.308 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.308 * [taylor]: Taking taylor expansion of 4.0 in x 1.308 * [taylor]: Taking taylor expansion of (log x) in x 1.308 * [taylor]: Taking taylor expansion of x in x 1.309 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.309 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.309 * [taylor]: Taking taylor expansion of y in x 1.310 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.310 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.310 * [taylor]: Taking taylor expansion of 9.0 in y 1.310 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.310 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.310 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.310 * [taylor]: Taking taylor expansion of 1.0 in y 1.310 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.310 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.310 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.310 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.310 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.310 * [taylor]: Taking taylor expansion of 4.0 in y 1.310 * [taylor]: Taking taylor expansion of (log x) in y 1.310 * [taylor]: Taking taylor expansion of x in y 1.311 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.311 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.311 * [taylor]: Taking taylor expansion of y in y 1.317 * [taylor]: Taking taylor expansion of 0 in y 1.327 * [taylor]: Taking taylor expansion of 0 in y 1.347 * [taylor]: Taking taylor expansion of 0 in y 1.367 * [taylor]: Taking taylor expansion of 0 in y 1.395 * [taylor]: Taking taylor expansion of 0 in y 1.445 * [taylor]: Taking taylor expansion of 0 in y 1.513 * [taylor]: Taking taylor expansion of 0 in y 1.514 * * * [progress]: simplifying candidates 1.515 * [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)) 1.519 * * [simplify]: iteration 0 : 187 enodes (cost 310 ) 1.522 * * [simplify]: iteration 1 : 705 enodes (cost 308 ) 1.538 * * [simplify]: iteration 2 : 3717 enodes (cost 304 ) 1.630 * * [simplify]: iteration 3 : 5002 enodes (cost 304 ) 1.632 * [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)) 1.632 * * * [progress]: adding candidates to table 1.725 * [progress]: [Phase 3 of 3] Extracting. 1.728 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.729 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.729 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.729 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.455 * [regime-testing]: End program error score: 51.99999982801125