3.592 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.033 * * * [progress]: [2/2] Setting up program. 0.036 * [progress]: [Phase 2 of 3] Improving. 0.036 * [simplify]: Simplifying using # : (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.038 * * [simplify]: iteration 0 : 27 enodes (cost 7 ) 0.040 * * [simplify]: iteration 1 : 55 enodes (cost 7 ) 0.041 * * [simplify]: iteration 2 : 121 enodes (cost 7 ) 0.044 * * [simplify]: iteration 3 : 295 enodes (cost 7 ) 0.051 * * [simplify]: iteration 4 : 876 enodes (cost 7 ) 0.070 * * [simplify]: iteration 5 : 3320 enodes (cost 7 ) 0.140 * * [simplify]: iteration 6 : 5002 enodes (cost 7 ) 0.141 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.141 * * [progress]: iteration 1 / 4 0.141 * * * [progress]: picking best candidate 0.143 * * * * [pick]: Picked # 0.143 * * * [progress]: localizing error 0.157 * * * [progress]: generating rewritten candidates 0.157 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.162 * * * [progress]: generating series expansions 0.162 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.163 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.163 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.163 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.163 * [taylor]: Taking taylor expansion of 9.0 in y 0.163 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.163 * [taylor]: Taking taylor expansion of x in y 0.163 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.163 * [taylor]: Taking taylor expansion of y in y 0.163 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.163 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.163 * [taylor]: Taking taylor expansion of 9.0 in x 0.163 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.163 * [taylor]: Taking taylor expansion of x in x 0.163 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.163 * [taylor]: Taking taylor expansion of y in x 0.163 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.163 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.163 * [taylor]: Taking taylor expansion of 9.0 in x 0.163 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.163 * [taylor]: Taking taylor expansion of x in x 0.163 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.163 * [taylor]: Taking taylor expansion of y in x 0.163 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.164 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.164 * [taylor]: Taking taylor expansion of y in y 0.164 * [taylor]: Taking taylor expansion of 0 in y 0.166 * [taylor]: Taking taylor expansion of 0 in y 0.167 * [taylor]: Taking taylor expansion of 0 in y 0.167 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.168 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.168 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.168 * [taylor]: Taking taylor expansion of 9.0 in y 0.168 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.168 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.168 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.168 * [taylor]: Taking taylor expansion of 1.0 in y 0.168 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.168 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.168 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.168 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.168 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.168 * [taylor]: Taking taylor expansion of 4.0 in y 0.168 * [taylor]: Taking taylor expansion of (log x) in y 0.168 * [taylor]: Taking taylor expansion of x in y 0.168 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.168 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.168 * [taylor]: Taking taylor expansion of y in y 0.169 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.169 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.169 * [taylor]: Taking taylor expansion of 9.0 in x 0.169 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.169 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.169 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.169 * [taylor]: Taking taylor expansion of 1.0 in x 0.169 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.169 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.169 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.169 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.169 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.169 * [taylor]: Taking taylor expansion of 4.0 in x 0.169 * [taylor]: Taking taylor expansion of (log x) in x 0.169 * [taylor]: Taking taylor expansion of x in x 0.171 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.171 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.171 * [taylor]: Taking taylor expansion of y in x 0.171 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.171 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.171 * [taylor]: Taking taylor expansion of 9.0 in x 0.171 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.171 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.171 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.171 * [taylor]: Taking taylor expansion of 1.0 in x 0.171 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.171 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.171 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.171 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.171 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.171 * [taylor]: Taking taylor expansion of 4.0 in x 0.171 * [taylor]: Taking taylor expansion of (log x) in x 0.171 * [taylor]: Taking taylor expansion of x in x 0.172 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.172 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.172 * [taylor]: Taking taylor expansion of y in x 0.173 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.173 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.173 * [taylor]: Taking taylor expansion of 9.0 in y 0.173 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.173 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.173 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.173 * [taylor]: Taking taylor expansion of 1.0 in y 0.173 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.173 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.173 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.173 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.173 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.173 * [taylor]: Taking taylor expansion of 4.0 in y 0.173 * [taylor]: Taking taylor expansion of (log x) in y 0.173 * [taylor]: Taking taylor expansion of x in y 0.174 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.174 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.174 * [taylor]: Taking taylor expansion of y in y 0.180 * [taylor]: Taking taylor expansion of 0 in y 0.190 * [taylor]: Taking taylor expansion of 0 in y 0.204 * [taylor]: Taking taylor expansion of 0 in y 0.224 * [taylor]: Taking taylor expansion of 0 in y 0.257 * [taylor]: Taking taylor expansion of 0 in y 0.301 * [taylor]: Taking taylor expansion of 0 in y 0.370 * [taylor]: Taking taylor expansion of 0 in y 0.371 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.371 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.371 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.371 * [taylor]: Taking taylor expansion of 9.0 in y 0.371 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.371 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.371 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.371 * [taylor]: Taking taylor expansion of 1.0 in y 0.371 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.371 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.371 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.371 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.371 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.371 * [taylor]: Taking taylor expansion of 4.0 in y 0.371 * [taylor]: Taking taylor expansion of (log x) in y 0.371 * [taylor]: Taking taylor expansion of x in y 0.372 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.372 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.372 * [taylor]: Taking taylor expansion of y in y 0.373 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.373 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.373 * [taylor]: Taking taylor expansion of 9.0 in x 0.373 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.373 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.373 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.373 * [taylor]: Taking taylor expansion of 1.0 in x 0.373 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.373 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.373 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.373 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.373 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.373 * [taylor]: Taking taylor expansion of 4.0 in x 0.373 * [taylor]: Taking taylor expansion of (log x) in x 0.373 * [taylor]: Taking taylor expansion of x in x 0.374 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.374 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.374 * [taylor]: Taking taylor expansion of y in x 0.374 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.374 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.374 * [taylor]: Taking taylor expansion of 9.0 in x 0.374 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.374 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.374 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.374 * [taylor]: Taking taylor expansion of 1.0 in x 0.374 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.374 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.375 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.375 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.375 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.375 * [taylor]: Taking taylor expansion of 4.0 in x 0.375 * [taylor]: Taking taylor expansion of (log x) in x 0.375 * [taylor]: Taking taylor expansion of x in x 0.376 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.376 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.376 * [taylor]: Taking taylor expansion of y in x 0.377 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.377 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.377 * [taylor]: Taking taylor expansion of 9.0 in y 0.377 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.377 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.377 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.377 * [taylor]: Taking taylor expansion of 1.0 in y 0.377 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.377 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.377 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.377 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.377 * [taylor]: Taking taylor expansion of 4.0 in y 0.377 * [taylor]: Taking taylor expansion of (log x) in y 0.377 * [taylor]: Taking taylor expansion of x in y 0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.377 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.377 * [taylor]: Taking taylor expansion of y in y 0.384 * [taylor]: Taking taylor expansion of 0 in y 0.394 * [taylor]: Taking taylor expansion of 0 in y 0.413 * [taylor]: Taking taylor expansion of 0 in y 0.433 * [taylor]: Taking taylor expansion of 0 in y 0.461 * [taylor]: Taking taylor expansion of 0 in y 0.510 * [taylor]: Taking taylor expansion of 0 in y 0.578 * [taylor]: Taking taylor expansion of 0 in y 0.578 * * * [progress]: simplifying candidates 0.579 * [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)) 0.582 * * [simplify]: iteration 0 : 110 enodes (cost 102 ) 0.585 * * [simplify]: iteration 1 : 353 enodes (cost 92 ) 0.593 * * [simplify]: iteration 2 : 1439 enodes (cost 90 ) 0.630 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.631 * [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)) 0.631 * * * [progress]: adding candidates to table 0.666 * * [progress]: iteration 2 / 4 0.666 * * * [progress]: picking best candidate 0.669 * * * * [pick]: Picked # 0.669 * * * [progress]: localizing error 0.683 * * * [progress]: generating rewritten candidates 0.683 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.692 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.702 * * * [progress]: generating series expansions 0.702 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.703 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.703 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.703 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.703 * [taylor]: Taking taylor expansion of 9.0 in y 0.703 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.703 * [taylor]: Taking taylor expansion of x in y 0.703 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.703 * [taylor]: Taking taylor expansion of y in y 0.703 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.703 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.703 * [taylor]: Taking taylor expansion of 9.0 in x 0.703 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.703 * [taylor]: Taking taylor expansion of x in x 0.703 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.703 * [taylor]: Taking taylor expansion of y in x 0.703 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.703 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.703 * [taylor]: Taking taylor expansion of 9.0 in x 0.703 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.703 * [taylor]: Taking taylor expansion of x in x 0.703 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.703 * [taylor]: Taking taylor expansion of y in x 0.703 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.703 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.703 * [taylor]: Taking taylor expansion of y in y 0.704 * [taylor]: Taking taylor expansion of 0 in y 0.706 * [taylor]: Taking taylor expansion of 0 in y 0.707 * [taylor]: Taking taylor expansion of 0 in y 0.707 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.708 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.708 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.708 * [taylor]: Taking taylor expansion of 9.0 in y 0.708 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.708 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.708 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.708 * [taylor]: Taking taylor expansion of 1.0 in y 0.708 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.708 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.708 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.708 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.708 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.708 * [taylor]: Taking taylor expansion of 4.0 in y 0.708 * [taylor]: Taking taylor expansion of (log x) in y 0.708 * [taylor]: Taking taylor expansion of x in y 0.708 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.708 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.708 * [taylor]: Taking taylor expansion of y in y 0.709 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.709 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.709 * [taylor]: Taking taylor expansion of 9.0 in x 0.709 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.709 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.709 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.709 * [taylor]: Taking taylor expansion of 1.0 in x 0.709 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.709 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.709 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.709 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.709 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.709 * [taylor]: Taking taylor expansion of 4.0 in x 0.709 * [taylor]: Taking taylor expansion of (log x) in x 0.709 * [taylor]: Taking taylor expansion of x in x 0.711 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.711 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.711 * [taylor]: Taking taylor expansion of y in x 0.711 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.711 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.711 * [taylor]: Taking taylor expansion of 9.0 in x 0.711 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.711 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.711 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.711 * [taylor]: Taking taylor expansion of 1.0 in x 0.711 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.711 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.711 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.711 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.711 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.711 * [taylor]: Taking taylor expansion of 4.0 in x 0.711 * [taylor]: Taking taylor expansion of (log x) in x 0.711 * [taylor]: Taking taylor expansion of x in x 0.712 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.712 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.712 * [taylor]: Taking taylor expansion of y in x 0.713 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.713 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.713 * [taylor]: Taking taylor expansion of 9.0 in y 0.713 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.713 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.713 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.713 * [taylor]: Taking taylor expansion of 1.0 in y 0.713 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.713 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.713 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.713 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.713 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.713 * [taylor]: Taking taylor expansion of 4.0 in y 0.713 * [taylor]: Taking taylor expansion of (log x) in y 0.713 * [taylor]: Taking taylor expansion of x in y 0.714 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.714 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.714 * [taylor]: Taking taylor expansion of y in y 0.720 * [taylor]: Taking taylor expansion of 0 in y 0.730 * [taylor]: Taking taylor expansion of 0 in y 0.744 * [taylor]: Taking taylor expansion of 0 in y 0.763 * [taylor]: Taking taylor expansion of 0 in y 0.797 * [taylor]: Taking taylor expansion of 0 in y 0.840 * [taylor]: Taking taylor expansion of 0 in y 0.909 * [taylor]: Taking taylor expansion of 0 in y 0.910 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.910 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.910 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.910 * [taylor]: Taking taylor expansion of 9.0 in y 0.910 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.910 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.910 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.910 * [taylor]: Taking taylor expansion of 1.0 in y 0.910 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.910 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.910 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.910 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.910 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.910 * [taylor]: Taking taylor expansion of 4.0 in y 0.910 * [taylor]: Taking taylor expansion of (log x) in y 0.910 * [taylor]: Taking taylor expansion of x in y 0.911 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.911 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.911 * [taylor]: Taking taylor expansion of y in y 0.911 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.911 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.912 * [taylor]: Taking taylor expansion of 9.0 in x 0.912 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.912 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.912 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.912 * [taylor]: Taking taylor expansion of 1.0 in x 0.912 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.912 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.912 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.912 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.912 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.912 * [taylor]: Taking taylor expansion of 4.0 in x 0.912 * [taylor]: Taking taylor expansion of (log x) in x 0.912 * [taylor]: Taking taylor expansion of x in x 0.913 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.913 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.913 * [taylor]: Taking taylor expansion of y in x 0.913 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.913 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.913 * [taylor]: Taking taylor expansion of 9.0 in x 0.913 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.913 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.913 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.913 * [taylor]: Taking taylor expansion of 1.0 in x 0.913 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.913 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.913 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.913 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.913 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.913 * [taylor]: Taking taylor expansion of 4.0 in x 0.913 * [taylor]: Taking taylor expansion of (log x) in x 0.913 * [taylor]: Taking taylor expansion of x in x 0.914 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.914 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.915 * [taylor]: Taking taylor expansion of y in x 0.915 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.915 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.915 * [taylor]: Taking taylor expansion of 9.0 in y 0.915 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.915 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.915 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.915 * [taylor]: Taking taylor expansion of 1.0 in y 0.915 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.915 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.915 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.915 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.916 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.916 * [taylor]: Taking taylor expansion of 4.0 in y 0.916 * [taylor]: Taking taylor expansion of (log x) in y 0.916 * [taylor]: Taking taylor expansion of x in y 0.916 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.916 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.916 * [taylor]: Taking taylor expansion of y in y 0.922 * [taylor]: Taking taylor expansion of 0 in y 0.932 * [taylor]: Taking taylor expansion of 0 in y 0.951 * [taylor]: Taking taylor expansion of 0 in y 0.971 * [taylor]: Taking taylor expansion of 0 in y 0.998 * [taylor]: Taking taylor expansion of 0 in y 1.048 * [taylor]: Taking taylor expansion of 0 in y 1.117 * [taylor]: Taking taylor expansion of 0 in y 1.118 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.118 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.118 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.118 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.118 * [taylor]: Taking taylor expansion of 9.0 in y 1.118 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.118 * [taylor]: Taking taylor expansion of x in y 1.118 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.118 * [taylor]: Taking taylor expansion of y in y 1.118 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.118 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.118 * [taylor]: Taking taylor expansion of 9.0 in x 1.118 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.118 * [taylor]: Taking taylor expansion of x in x 1.118 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.118 * [taylor]: Taking taylor expansion of y in x 1.118 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.118 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.118 * [taylor]: Taking taylor expansion of 9.0 in x 1.118 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.118 * [taylor]: Taking taylor expansion of x in x 1.118 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.118 * [taylor]: Taking taylor expansion of y in x 1.119 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.119 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.119 * [taylor]: Taking taylor expansion of y in y 1.119 * [taylor]: Taking taylor expansion of 0 in y 1.121 * [taylor]: Taking taylor expansion of 0 in y 1.122 * [taylor]: Taking taylor expansion of 0 in y 1.123 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.123 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.123 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.123 * [taylor]: Taking taylor expansion of 9.0 in y 1.123 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.123 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.123 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.123 * [taylor]: Taking taylor expansion of 1.0 in y 1.123 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.123 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.123 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.123 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.123 * [taylor]: Taking taylor expansion of 4.0 in y 1.123 * [taylor]: Taking taylor expansion of (log x) in y 1.123 * [taylor]: Taking taylor expansion of x in y 1.124 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.124 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.124 * [taylor]: Taking taylor expansion of y in y 1.124 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.124 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.124 * [taylor]: Taking taylor expansion of 9.0 in x 1.124 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.124 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.124 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.125 * [taylor]: Taking taylor expansion of 1.0 in x 1.125 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.125 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.125 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.125 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.125 * [taylor]: Taking taylor expansion of 4.0 in x 1.125 * [taylor]: Taking taylor expansion of (log x) in x 1.125 * [taylor]: Taking taylor expansion of x in x 1.126 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.126 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.126 * [taylor]: Taking taylor expansion of y in x 1.126 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.126 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.126 * [taylor]: Taking taylor expansion of 9.0 in x 1.126 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.126 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.126 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.126 * [taylor]: Taking taylor expansion of 1.0 in x 1.126 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.126 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.126 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.126 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.126 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.126 * [taylor]: Taking taylor expansion of 4.0 in x 1.126 * [taylor]: Taking taylor expansion of (log x) in x 1.126 * [taylor]: Taking taylor expansion of x in x 1.127 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.127 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.127 * [taylor]: Taking taylor expansion of y in x 1.128 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.128 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.128 * [taylor]: Taking taylor expansion of 9.0 in y 1.128 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.128 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.128 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.128 * [taylor]: Taking taylor expansion of 1.0 in y 1.128 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.128 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.128 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.128 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.128 * [taylor]: Taking taylor expansion of 4.0 in y 1.128 * [taylor]: Taking taylor expansion of (log x) in y 1.128 * [taylor]: Taking taylor expansion of x in y 1.129 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.129 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.129 * [taylor]: Taking taylor expansion of y in y 1.135 * [taylor]: Taking taylor expansion of 0 in y 1.145 * [taylor]: Taking taylor expansion of 0 in y 1.158 * [taylor]: Taking taylor expansion of 0 in y 1.178 * [taylor]: Taking taylor expansion of 0 in y 1.211 * [taylor]: Taking taylor expansion of 0 in y 1.254 * [taylor]: Taking taylor expansion of 0 in y 1.323 * [taylor]: Taking taylor expansion of 0 in y 1.324 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.324 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.324 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.324 * [taylor]: Taking taylor expansion of 9.0 in y 1.324 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.324 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.324 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.324 * [taylor]: Taking taylor expansion of 1.0 in y 1.324 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.324 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.324 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.324 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.324 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.324 * [taylor]: Taking taylor expansion of 4.0 in y 1.324 * [taylor]: Taking taylor expansion of (log x) in y 1.324 * [taylor]: Taking taylor expansion of x in y 1.325 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.325 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.325 * [taylor]: Taking taylor expansion of y in y 1.325 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.325 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.325 * [taylor]: Taking taylor expansion of 9.0 in x 1.326 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.326 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.326 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.326 * [taylor]: Taking taylor expansion of 1.0 in x 1.326 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.326 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.326 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.326 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.326 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.326 * [taylor]: Taking taylor expansion of 4.0 in x 1.326 * [taylor]: Taking taylor expansion of (log x) in x 1.326 * [taylor]: Taking taylor expansion of x in x 1.327 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.327 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.327 * [taylor]: Taking taylor expansion of y in x 1.327 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.327 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.327 * [taylor]: Taking taylor expansion of 9.0 in x 1.327 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.327 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.327 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.327 * [taylor]: Taking taylor expansion of 1.0 in x 1.327 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.327 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.327 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.327 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.327 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.327 * [taylor]: Taking taylor expansion of 4.0 in x 1.327 * [taylor]: Taking taylor expansion of (log x) in x 1.327 * [taylor]: Taking taylor expansion of x in x 1.328 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.328 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.329 * [taylor]: Taking taylor expansion of y in x 1.329 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.329 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.329 * [taylor]: Taking taylor expansion of 9.0 in y 1.329 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.329 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.329 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.329 * [taylor]: Taking taylor expansion of 1.0 in y 1.329 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.329 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.329 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.329 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.330 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.330 * [taylor]: Taking taylor expansion of 4.0 in y 1.330 * [taylor]: Taking taylor expansion of (log x) in y 1.330 * [taylor]: Taking taylor expansion of x in y 1.330 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.330 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.330 * [taylor]: Taking taylor expansion of y in y 1.336 * [taylor]: Taking taylor expansion of 0 in y 1.346 * [taylor]: Taking taylor expansion of 0 in y 1.366 * [taylor]: Taking taylor expansion of 0 in y 1.385 * [taylor]: Taking taylor expansion of 0 in y 1.413 * [taylor]: Taking taylor expansion of 0 in y 1.464 * [taylor]: Taking taylor expansion of 0 in y 1.535 * [taylor]: Taking taylor expansion of 0 in y 1.536 * * * [progress]: simplifying candidates 1.537 * [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)) 1.541 * * [simplify]: iteration 0 : 187 enodes (cost 308 ) 1.545 * * [simplify]: iteration 1 : 705 enodes (cost 306 ) 1.560 * * [simplify]: iteration 2 : 3702 enodes (cost 302 ) 1.653 * * [simplify]: iteration 3 : 5002 enodes (cost 302 ) 1.655 * [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)) 1.655 * * * [progress]: adding candidates to table 1.755 * [progress]: [Phase 3 of 3] Extracting. 1.757 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.758 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.758 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.758 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.845 * [regime-testing]: End program error score: 51.99999982801125