2.123 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.024 * * * [progress]: [2/2] Setting up program. 0.026 * [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 ) 0.031 * * [simplify]: iteration 1 : 55 enodes (cost 7 ) 0.032 * * [simplify]: iteration 2 : 121 enodes (cost 7 ) 0.036 * * [simplify]: iteration 3 : 295 enodes (cost 7 ) 0.043 * * [simplify]: iteration 4 : 876 enodes (cost 7 ) 0.064 * * [simplify]: iteration 5 : 3320 enodes (cost 7 ) 0.144 * * [simplify]: iteration 6 : 5002 enodes (cost 7 ) 0.144 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.145 * * [progress]: iteration 1 / 4 0.145 * * * [progress]: picking best candidate 0.147 * * * * [pick]: Picked # 0.147 * * * [progress]: localizing error 0.157 * * * [progress]: generating rewritten candidates 0.158 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.163 * * * [progress]: generating series expansions 0.163 * * * * [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 0.164 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.164 * [taylor]: Taking taylor expansion of 9.0 in x 0.164 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.164 * [taylor]: Taking taylor expansion of x in x 0.164 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.164 * [taylor]: Taking taylor expansion of y in x 0.164 * [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 0.165 * [taylor]: Taking taylor expansion of 0 in y 0.166 * [taylor]: Taking taylor expansion of 0 in y 0.168 * [taylor]: Taking taylor expansion of 0 in y 0.168 * [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 0.169 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.169 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.169 * [taylor]: Taking taylor expansion of y in y 0.170 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.170 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.170 * [taylor]: Taking taylor expansion of 9.0 in x 0.170 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.170 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.170 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.170 * [taylor]: Taking taylor expansion of 1.0 in x 0.170 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.170 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.170 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.170 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.170 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.170 * [taylor]: Taking taylor expansion of 4.0 in x 0.170 * [taylor]: Taking taylor expansion of (log x) in x 0.170 * [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 0.173 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.173 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.173 * [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 0.174 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.174 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.174 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.174 * [taylor]: Taking taylor expansion of 4.0 in y 0.174 * [taylor]: Taking taylor expansion of (log x) in y 0.174 * [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 0.194 * [taylor]: Taking taylor expansion of 0 in y 0.208 * [taylor]: Taking taylor expansion of 0 in y 0.228 * [taylor]: Taking taylor expansion of 0 in y 0.255 * [taylor]: Taking taylor expansion of 0 in y 0.303 * [taylor]: Taking taylor expansion of 0 in y 0.371 * [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 0.372 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.372 * [taylor]: Taking taylor expansion of 9.0 in y 0.372 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.372 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.372 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.372 * [taylor]: Taking taylor expansion of 1.0 in y 0.372 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.372 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.372 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.372 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.372 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.372 * [taylor]: Taking taylor expansion of 4.0 in y 0.372 * [taylor]: Taking taylor expansion of (log x) in y 0.372 * [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 0.375 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.375 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.375 * [taylor]: Taking taylor expansion of y in x 0.375 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.375 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.375 * [taylor]: Taking taylor expansion of 9.0 in x 0.375 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.375 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.375 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.375 * [taylor]: Taking taylor expansion of 1.0 in x 0.375 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.375 * [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 0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.378 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.378 * [taylor]: Taking taylor expansion of y in y 0.385 * [taylor]: Taking taylor expansion of 0 in y 0.394 * [taylor]: Taking taylor expansion of 0 in y 0.408 * [taylor]: Taking taylor expansion of 0 in y 0.429 * [taylor]: Taking taylor expansion of 0 in y 0.462 * [taylor]: Taking taylor expansion of 0 in y 0.507 * [taylor]: Taking taylor expansion of 0 in y 0.576 * [taylor]: Taking taylor expansion of 0 in y 0.577 * * * [progress]: simplifying candidates 0.577 * [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)) 0.580 * * [simplify]: iteration 0 : 110 enodes (cost 102 ) 0.583 * * [simplify]: iteration 1 : 353 enodes (cost 92 ) 0.591 * * [simplify]: iteration 2 : 1439 enodes (cost 90 ) 0.628 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.629 * [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)) 0.629 * * * [progress]: adding candidates to table 0.669 * * [progress]: iteration 2 / 4 0.669 * * * [progress]: picking best candidate 0.672 * * * * [pick]: Picked # 0.672 * * * [progress]: localizing error 0.687 * * * [progress]: generating rewritten candidates 0.687 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.693 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.700 * * * [progress]: generating series expansions 0.700 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.701 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.701 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.701 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.701 * [taylor]: Taking taylor expansion of 9.0 in y 0.701 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.701 * [taylor]: Taking taylor expansion of x in y 0.701 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.701 * [taylor]: Taking taylor expansion of y in y 0.701 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.701 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.701 * [taylor]: Taking taylor expansion of 9.0 in x 0.701 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.701 * [taylor]: Taking taylor expansion of x in x 0.701 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.701 * [taylor]: Taking taylor expansion of y in x 0.701 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.701 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.701 * [taylor]: Taking taylor expansion of 9.0 in x 0.701 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.701 * [taylor]: Taking taylor expansion of x in x 0.701 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.701 * [taylor]: Taking taylor expansion of y in x 0.701 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.701 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.701 * [taylor]: Taking taylor expansion of y in y 0.702 * [taylor]: Taking taylor expansion of 0 in y 0.703 * [taylor]: Taking taylor expansion of 0 in y 0.705 * [taylor]: Taking taylor expansion of 0 in y 0.705 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.705 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.705 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.705 * [taylor]: Taking taylor expansion of 9.0 in y 0.705 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.705 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.705 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.705 * [taylor]: Taking taylor expansion of 1.0 in y 0.705 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.705 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.705 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.705 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.705 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.705 * [taylor]: Taking taylor expansion of 4.0 in y 0.706 * [taylor]: Taking taylor expansion of (log x) in y 0.706 * [taylor]: Taking taylor expansion of x in y 0.706 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.706 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.706 * [taylor]: Taking taylor expansion of y in y 0.707 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.707 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.707 * [taylor]: Taking taylor expansion of 9.0 in x 0.707 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.707 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.707 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.707 * [taylor]: Taking taylor expansion of 1.0 in x 0.707 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.707 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.707 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.707 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.707 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.707 * [taylor]: Taking taylor expansion of 4.0 in x 0.707 * [taylor]: Taking taylor expansion of (log x) in x 0.707 * [taylor]: Taking taylor expansion of x in x 0.708 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.708 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.708 * [taylor]: Taking taylor expansion of y in x 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 0.710 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.710 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.710 * [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 y 0.711 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.711 * [taylor]: Taking taylor expansion of 9.0 in y 0.711 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.711 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.711 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.711 * [taylor]: Taking taylor expansion of 1.0 in y 0.711 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.711 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.711 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.711 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.711 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.711 * [taylor]: Taking taylor expansion of 4.0 in y 0.711 * [taylor]: Taking taylor expansion of (log x) in y 0.711 * [taylor]: Taking taylor expansion of x in y 0.712 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.712 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.712 * [taylor]: Taking taylor expansion of y in y 0.718 * [taylor]: Taking taylor expansion of 0 in y 0.728 * [taylor]: Taking taylor expansion of 0 in y 0.748 * [taylor]: Taking taylor expansion of 0 in y 0.769 * [taylor]: Taking taylor expansion of 0 in y 0.797 * [taylor]: Taking taylor expansion of 0 in y 0.847 * [taylor]: Taking taylor expansion of 0 in y 0.915 * [taylor]: Taking taylor expansion of 0 in y 0.916 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.916 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.916 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.916 * [taylor]: Taking taylor expansion of 9.0 in y 0.916 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.916 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.916 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.916 * [taylor]: Taking taylor expansion of 1.0 in y 0.916 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.916 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.916 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.916 * [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 0.917 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.917 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.917 * [taylor]: Taking taylor expansion of y in y 0.918 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.918 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.918 * [taylor]: Taking taylor expansion of 9.0 in x 0.918 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.918 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.918 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.918 * [taylor]: Taking taylor expansion of 1.0 in x 0.918 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.918 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.918 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.918 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.918 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.918 * [taylor]: Taking taylor expansion of 4.0 in x 0.918 * [taylor]: Taking taylor expansion of (log x) in x 0.918 * [taylor]: Taking taylor expansion of x in x 0.919 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.919 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.919 * [taylor]: Taking taylor expansion of y in x 0.919 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.919 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.919 * [taylor]: Taking taylor expansion of 9.0 in x 0.919 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.919 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.919 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.919 * [taylor]: Taking taylor expansion of 1.0 in x 0.919 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.919 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.919 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.919 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.920 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.920 * [taylor]: Taking taylor expansion of 4.0 in x 0.920 * [taylor]: Taking taylor expansion of (log x) in x 0.920 * [taylor]: Taking taylor expansion of x in x 0.921 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.921 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.921 * [taylor]: Taking taylor expansion of y in x 0.921 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.921 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.922 * [taylor]: Taking taylor expansion of 9.0 in y 0.922 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.922 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.922 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.922 * [taylor]: Taking taylor expansion of 1.0 in y 0.922 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.922 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.922 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.922 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.922 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.922 * [taylor]: Taking taylor expansion of 4.0 in y 0.922 * [taylor]: Taking taylor expansion of (log x) in y 0.922 * [taylor]: Taking taylor expansion of x in y 0.922 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.922 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.922 * [taylor]: Taking taylor expansion of y in y 0.928 * [taylor]: Taking taylor expansion of 0 in y 0.938 * [taylor]: Taking taylor expansion of 0 in y 0.955 * [taylor]: Taking taylor expansion of 0 in y 0.975 * [taylor]: Taking taylor expansion of 0 in y 1.010 * [taylor]: Taking taylor expansion of 0 in y 1.053 * [taylor]: Taking taylor expansion of 0 in y 1.120 * [taylor]: Taking taylor expansion of 0 in y 1.121 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.121 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.121 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.121 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.121 * [taylor]: Taking taylor expansion of 9.0 in y 1.121 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.121 * [taylor]: Taking taylor expansion of x in y 1.121 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.121 * [taylor]: Taking taylor expansion of y in y 1.121 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.121 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.121 * [taylor]: Taking taylor expansion of 9.0 in x 1.121 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.121 * [taylor]: Taking taylor expansion of x in x 1.121 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.121 * [taylor]: Taking taylor expansion of y in x 1.121 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.121 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.121 * [taylor]: Taking taylor expansion of 9.0 in x 1.122 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.122 * [taylor]: Taking taylor expansion of x in x 1.122 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.122 * [taylor]: Taking taylor expansion of y in x 1.122 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.122 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.122 * [taylor]: Taking taylor expansion of y in y 1.123 * [taylor]: Taking taylor expansion of 0 in y 1.124 * [taylor]: Taking taylor expansion of 0 in y 1.125 * [taylor]: Taking taylor expansion of 0 in y 1.126 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.126 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.126 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.126 * [taylor]: Taking taylor expansion of 9.0 in y 1.126 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.126 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.126 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.126 * [taylor]: Taking taylor expansion of 1.0 in y 1.126 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.126 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.126 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.126 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.126 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.126 * [taylor]: Taking taylor expansion of 4.0 in y 1.126 * [taylor]: Taking taylor expansion of (log x) in y 1.126 * [taylor]: Taking taylor expansion of x in y 1.127 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.127 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.127 * [taylor]: Taking taylor expansion of y in y 1.127 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.127 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.128 * [taylor]: Taking taylor expansion of 9.0 in x 1.128 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.128 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.128 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.128 * [taylor]: Taking taylor expansion of 1.0 in x 1.128 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.128 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.128 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.128 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.128 * [taylor]: Taking taylor expansion of 4.0 in x 1.128 * [taylor]: Taking taylor expansion of (log x) in x 1.128 * [taylor]: Taking taylor expansion of x in x 1.129 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.129 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.129 * [taylor]: Taking taylor expansion of y in x 1.129 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.129 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.129 * [taylor]: Taking taylor expansion of 9.0 in x 1.129 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.129 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.129 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.129 * [taylor]: Taking taylor expansion of 1.0 in x 1.129 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.129 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.129 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.129 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.129 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.129 * [taylor]: Taking taylor expansion of 4.0 in x 1.129 * [taylor]: Taking taylor expansion of (log x) in x 1.129 * [taylor]: Taking taylor expansion of x in x 1.131 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.131 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.131 * [taylor]: Taking taylor expansion of y in x 1.131 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.132 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.132 * [taylor]: Taking taylor expansion of 9.0 in y 1.132 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.132 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.132 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.132 * [taylor]: Taking taylor expansion of 1.0 in y 1.132 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.132 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.132 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.132 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.132 * [taylor]: Taking taylor expansion of 4.0 in y 1.132 * [taylor]: Taking taylor expansion of (log x) in y 1.132 * [taylor]: Taking taylor expansion of x in y 1.132 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.132 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.132 * [taylor]: Taking taylor expansion of y in y 1.138 * [taylor]: Taking taylor expansion of 0 in y 1.148 * [taylor]: Taking taylor expansion of 0 in y 1.167 * [taylor]: Taking taylor expansion of 0 in y 1.186 * [taylor]: Taking taylor expansion of 0 in y 1.218 * [taylor]: Taking taylor expansion of 0 in y 1.266 * [taylor]: Taking taylor expansion of 0 in y 1.333 * [taylor]: Taking taylor expansion of 0 in y 1.333 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.333 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.333 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.334 * [taylor]: Taking taylor expansion of 9.0 in y 1.334 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.334 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.334 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.334 * [taylor]: Taking taylor expansion of 1.0 in y 1.334 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.334 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.334 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.334 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.334 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.334 * [taylor]: Taking taylor expansion of 4.0 in y 1.334 * [taylor]: Taking taylor expansion of (log x) in y 1.334 * [taylor]: Taking taylor expansion of x in y 1.334 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.334 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.334 * [taylor]: Taking taylor expansion of y in y 1.335 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.335 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.335 * [taylor]: Taking taylor expansion of 9.0 in x 1.335 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.335 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.335 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.335 * [taylor]: Taking taylor expansion of 1.0 in x 1.335 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.335 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.335 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.335 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.335 * [taylor]: Taking taylor expansion of 4.0 in x 1.335 * [taylor]: Taking taylor expansion of (log x) in x 1.335 * [taylor]: Taking taylor expansion of x in x 1.336 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.336 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.336 * [taylor]: Taking taylor expansion of y in x 1.337 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.337 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.337 * [taylor]: Taking taylor expansion of 9.0 in x 1.337 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.337 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.337 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.337 * [taylor]: Taking taylor expansion of 1.0 in x 1.337 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.337 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.337 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.337 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.337 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.337 * [taylor]: Taking taylor expansion of 4.0 in x 1.337 * [taylor]: Taking taylor expansion of (log x) in x 1.337 * [taylor]: Taking taylor expansion of x in x 1.338 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.338 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.338 * [taylor]: Taking taylor expansion of y in x 1.339 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.339 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.339 * [taylor]: Taking taylor expansion of 9.0 in y 1.339 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.339 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.339 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.339 * [taylor]: Taking taylor expansion of 1.0 in y 1.339 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.339 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.339 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.339 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.339 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.339 * [taylor]: Taking taylor expansion of 4.0 in y 1.339 * [taylor]: Taking taylor expansion of (log x) in y 1.339 * [taylor]: Taking taylor expansion of x in y 1.340 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.340 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.340 * [taylor]: Taking taylor expansion of y in y 1.346 * [taylor]: Taking taylor expansion of 0 in y 1.355 * [taylor]: Taking taylor expansion of 0 in y 1.368 * [taylor]: Taking taylor expansion of 0 in y 1.387 * [taylor]: Taking taylor expansion of 0 in y 1.601 * [taylor]: Taking taylor expansion of 0 in y 1.644 * [taylor]: Taking taylor expansion of 0 in y 1.708 * [taylor]: Taking taylor expansion of 0 in y 1.709 * * * [progress]: simplifying candidates 1.710 * [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)) 1.713 * * [simplify]: iteration 0 : 187 enodes (cost 310 ) 1.717 * * [simplify]: iteration 1 : 705 enodes (cost 308 ) 1.732 * * [simplify]: iteration 2 : 3717 enodes (cost 304 ) 1.823 * * [simplify]: iteration 3 : 5002 enodes (cost 304 ) 1.825 * [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)) 1.826 * * * [progress]: adding candidates to table 1.921 * [progress]: [Phase 3 of 3] Extracting. 1.924 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.925 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.925 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.925 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.651 * [regime-testing]: End program error score: 51.99999982801125