11.816 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.035 * * * [progress]: [2/2] Setting up program. 0.038 * [progress]: [Phase 2 of 3] Improving. 0.038 * [simplify]: Simplifying using # : (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.040 * * [simplify]: iteration 0 : 27 enodes (cost 7 ) 0.042 * * [simplify]: iteration 1 : 55 enodes (cost 7 ) 0.044 * * [simplify]: iteration 2 : 121 enodes (cost 7 ) 0.047 * * [simplify]: iteration 3 : 295 enodes (cost 7 ) 0.054 * * [simplify]: iteration 4 : 876 enodes (cost 7 ) 0.073 * * [simplify]: iteration 5 : 3320 enodes (cost 7 ) 0.145 * * [simplify]: iteration 6 : 5002 enodes (cost 7 ) 0.146 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.146 * * [progress]: iteration 1 / 4 0.146 * * * [progress]: picking best candidate 0.148 * * * * [pick]: Picked # 0.148 * * * [progress]: localizing error 0.162 * * * [progress]: generating rewritten candidates 0.162 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.167 * * * [progress]: generating series expansions 0.167 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.168 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.168 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.168 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.168 * [taylor]: Taking taylor expansion of 9.0 in y 0.168 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.168 * [taylor]: Taking taylor expansion of x in y 0.168 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.168 * [taylor]: Taking taylor expansion of y in y 0.168 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.168 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.168 * [taylor]: Taking taylor expansion of 9.0 in x 0.168 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.168 * [taylor]: Taking taylor expansion of x in x 0.168 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.168 * [taylor]: Taking taylor expansion of y in x 0.168 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.168 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.168 * [taylor]: Taking taylor expansion of 9.0 in x 0.168 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.168 * [taylor]: Taking taylor expansion of x in x 0.168 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.168 * [taylor]: Taking taylor expansion of y in x 0.168 * [taylor]: Taking taylor expansion of (- (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 0 in y 0.171 * [taylor]: Taking taylor expansion of 0 in y 0.172 * [taylor]: Taking taylor expansion of 0 in y 0.172 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.172 * [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 0.173 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.173 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.173 * [taylor]: Taking taylor expansion of y in y 0.174 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.174 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.174 * [taylor]: Taking taylor expansion of 9.0 in x 0.174 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.174 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.174 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.174 * [taylor]: Taking taylor expansion of 1.0 in x 0.174 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.174 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.174 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.174 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.174 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.174 * [taylor]: Taking taylor expansion of 4.0 in x 0.174 * [taylor]: Taking taylor expansion of (log x) in x 0.174 * [taylor]: Taking taylor expansion of x in x 0.175 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.175 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.176 * [taylor]: Taking taylor expansion of y in x 0.176 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.176 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.176 * [taylor]: Taking taylor expansion of 9.0 in x 0.176 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.176 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.176 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.176 * [taylor]: Taking taylor expansion of 1.0 in x 0.176 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.176 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.176 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.176 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.176 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.176 * [taylor]: Taking taylor expansion of 4.0 in x 0.176 * [taylor]: Taking taylor expansion of (log x) in x 0.176 * [taylor]: Taking taylor expansion of x in x 0.177 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.177 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.177 * [taylor]: Taking taylor expansion of y in x 0.178 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.178 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.178 * [taylor]: Taking taylor expansion of 9.0 in y 0.178 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.178 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.178 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.178 * [taylor]: Taking taylor expansion of 1.0 in y 0.178 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.178 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.178 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.178 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.178 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.178 * [taylor]: Taking taylor expansion of 4.0 in y 0.178 * [taylor]: Taking taylor expansion of (log x) in y 0.178 * [taylor]: Taking taylor expansion of x in y 0.179 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.179 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.179 * [taylor]: Taking taylor expansion of y in y 0.185 * [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 0.259 * [taylor]: Taking taylor expansion of 0 in y 0.302 * [taylor]: Taking taylor expansion of 0 in y 0.367 * [taylor]: Taking taylor expansion of 0 in y 0.367 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.367 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.367 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.367 * [taylor]: Taking taylor expansion of 9.0 in y 0.367 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.367 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.367 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.367 * [taylor]: Taking taylor expansion of 1.0 in y 0.368 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.368 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.368 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.368 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.368 * [taylor]: Taking taylor expansion of 4.0 in y 0.368 * [taylor]: Taking taylor expansion of (log x) in y 0.368 * [taylor]: Taking taylor expansion of x in y 0.368 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.368 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.368 * [taylor]: Taking taylor expansion of y in y 0.369 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.369 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.369 * [taylor]: Taking taylor expansion of 9.0 in x 0.369 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.369 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.369 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.369 * [taylor]: Taking taylor expansion of 1.0 in x 0.369 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.369 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.369 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.369 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.369 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.369 * [taylor]: Taking taylor expansion of 4.0 in x 0.369 * [taylor]: Taking taylor expansion of (log x) in x 0.369 * [taylor]: Taking taylor expansion of x in x 0.370 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.370 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.370 * [taylor]: Taking taylor expansion of y in x 0.371 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.371 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.371 * [taylor]: Taking taylor expansion of 9.0 in x 0.371 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.371 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.371 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.371 * [taylor]: Taking taylor expansion of 1.0 in x 0.371 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.371 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.371 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.371 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.371 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.371 * [taylor]: Taking taylor expansion of 4.0 in x 0.371 * [taylor]: Taking taylor expansion of (log x) in x 0.371 * [taylor]: Taking taylor expansion of x in x 0.372 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.372 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.372 * [taylor]: Taking taylor expansion of y in x 0.373 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.373 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.373 * [taylor]: Taking taylor expansion of 9.0 in y 0.373 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.373 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.373 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.373 * [taylor]: Taking taylor expansion of 1.0 in y 0.373 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.373 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.373 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.373 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.373 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.373 * [taylor]: Taking taylor expansion of 4.0 in y 0.373 * [taylor]: Taking taylor expansion of (log x) in y 0.373 * [taylor]: Taking taylor expansion of x in y 0.374 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.374 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.374 * [taylor]: Taking taylor expansion of y in y 0.380 * [taylor]: Taking taylor expansion of 0 in y 0.389 * [taylor]: Taking taylor expansion of 0 in y 0.408 * [taylor]: Taking taylor expansion of 0 in y 0.427 * [taylor]: Taking taylor expansion of 0 in y 0.454 * [taylor]: Taking taylor expansion of 0 in y 0.503 * [taylor]: Taking taylor expansion of 0 in y 0.571 * [taylor]: Taking taylor expansion of 0 in y 0.572 * * * [progress]: simplifying candidates 0.572 * [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)) 0.575 * * [simplify]: iteration 0 : 110 enodes (cost 102 ) 0.578 * * [simplify]: iteration 1 : 353 enodes (cost 92 ) 0.586 * * [simplify]: iteration 2 : 1439 enodes (cost 90 ) 0.623 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.624 * [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)) 0.625 * * * [progress]: adding candidates to table 0.659 * * [progress]: iteration 2 / 4 0.659 * * * [progress]: picking best candidate 0.661 * * * * [pick]: Picked # 0.661 * * * [progress]: localizing error 0.676 * * * [progress]: generating rewritten candidates 0.676 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.681 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.694 * * * [progress]: generating series expansions 0.694 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.694 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.694 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.694 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.694 * [taylor]: Taking taylor expansion of 9.0 in y 0.694 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.694 * [taylor]: Taking taylor expansion of x in y 0.694 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.694 * [taylor]: Taking taylor expansion of y in y 0.694 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.694 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.694 * [taylor]: Taking taylor expansion of 9.0 in x 0.694 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.694 * [taylor]: Taking taylor expansion of x in x 0.694 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.694 * [taylor]: Taking taylor expansion of y in x 0.694 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.694 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.694 * [taylor]: Taking taylor expansion of 9.0 in x 0.694 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.694 * [taylor]: Taking taylor expansion of x in x 0.694 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.694 * [taylor]: Taking taylor expansion of y in x 0.695 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.695 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.695 * [taylor]: Taking taylor expansion of y in y 0.696 * [taylor]: Taking taylor expansion of 0 in y 0.697 * [taylor]: Taking taylor expansion of 0 in y 0.698 * [taylor]: Taking taylor expansion of 0 in y 0.699 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.699 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.699 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.699 * [taylor]: Taking taylor expansion of 9.0 in y 0.699 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.699 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.699 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.699 * [taylor]: Taking taylor expansion of 1.0 in y 0.699 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.699 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.699 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.699 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.699 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.699 * [taylor]: Taking taylor expansion of 4.0 in y 0.699 * [taylor]: Taking taylor expansion of (log x) in y 0.699 * [taylor]: Taking taylor expansion of x in y 0.700 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.700 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.700 * [taylor]: Taking taylor expansion of y in y 0.701 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.701 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.701 * [taylor]: Taking taylor expansion of 9.0 in x 0.701 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.701 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.701 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.701 * [taylor]: Taking taylor expansion of 1.0 in x 0.701 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.701 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.701 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.701 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.701 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.701 * [taylor]: Taking taylor expansion of 4.0 in x 0.701 * [taylor]: Taking taylor expansion of (log x) in x 0.701 * [taylor]: Taking taylor expansion of x in x 0.702 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.702 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.702 * [taylor]: Taking taylor expansion of y in x 0.702 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.702 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.702 * [taylor]: Taking taylor expansion of 9.0 in x 0.702 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.702 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.702 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.702 * [taylor]: Taking taylor expansion of 1.0 in x 0.702 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.702 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.702 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.702 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.702 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.702 * [taylor]: Taking taylor expansion of 4.0 in x 0.702 * [taylor]: Taking taylor expansion of (log x) in x 0.702 * [taylor]: Taking taylor expansion of x in x 0.704 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.704 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.704 * [taylor]: Taking taylor expansion of y in x 0.704 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.704 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.704 * [taylor]: Taking taylor expansion of 9.0 in y 0.704 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.704 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.704 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.704 * [taylor]: Taking taylor expansion of 1.0 in y 0.704 * [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 0.705 * [taylor]: Taking taylor expansion of (log x) in y 0.705 * [taylor]: Taking taylor expansion of x in y 0.705 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.705 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.705 * [taylor]: Taking taylor expansion of y in y 0.711 * [taylor]: Taking taylor expansion of 0 in y 0.721 * [taylor]: Taking taylor expansion of 0 in y 0.734 * [taylor]: Taking taylor expansion of 0 in y 0.754 * [taylor]: Taking taylor expansion of 0 in y 0.785 * [taylor]: Taking taylor expansion of 0 in y 0.827 * [taylor]: Taking taylor expansion of 0 in y 0.894 * [taylor]: Taking taylor expansion of 0 in y 0.894 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.895 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.895 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.895 * [taylor]: Taking taylor expansion of 9.0 in y 0.895 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.895 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.895 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.895 * [taylor]: Taking taylor expansion of 1.0 in y 0.895 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.895 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.895 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.895 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.895 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.895 * [taylor]: Taking taylor expansion of 4.0 in y 0.895 * [taylor]: Taking taylor expansion of (log x) in y 0.895 * [taylor]: Taking taylor expansion of x in y 0.895 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.895 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.895 * [taylor]: Taking taylor expansion of y in y 0.896 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.896 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.896 * [taylor]: Taking taylor expansion of 9.0 in x 0.896 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.896 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.896 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.896 * [taylor]: Taking taylor expansion of 1.0 in x 0.896 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.896 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.896 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.896 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.896 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.896 * [taylor]: Taking taylor expansion of 4.0 in x 0.896 * [taylor]: Taking taylor expansion of (log x) in x 0.896 * [taylor]: Taking taylor expansion of x in x 0.897 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.897 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.897 * [taylor]: Taking taylor expansion of y in x 0.898 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.898 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.898 * [taylor]: Taking taylor expansion of 9.0 in x 0.898 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.898 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.898 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.898 * [taylor]: Taking taylor expansion of 1.0 in x 0.898 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.898 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.898 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.898 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.898 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.898 * [taylor]: Taking taylor expansion of 4.0 in x 0.898 * [taylor]: Taking taylor expansion of (log x) in x 0.898 * [taylor]: Taking taylor expansion of x in x 0.899 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.899 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.899 * [taylor]: Taking taylor expansion of y in x 0.900 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.900 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.900 * [taylor]: Taking taylor expansion of 9.0 in y 0.900 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.900 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.900 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.900 * [taylor]: Taking taylor expansion of 1.0 in y 0.900 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.900 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.900 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.900 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.900 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.900 * [taylor]: Taking taylor expansion of 4.0 in y 0.900 * [taylor]: Taking taylor expansion of (log x) in y 0.900 * [taylor]: Taking taylor expansion of x in y 0.901 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.901 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.901 * [taylor]: Taking taylor expansion of y in y 0.907 * [taylor]: Taking taylor expansion of 0 in y 0.916 * [taylor]: Taking taylor expansion of 0 in y 0.934 * [taylor]: Taking taylor expansion of 0 in y 0.954 * [taylor]: Taking taylor expansion of 0 in y 0.981 * [taylor]: Taking taylor expansion of 0 in y 1.029 * [taylor]: Taking taylor expansion of 0 in y 1.094 * [taylor]: Taking taylor expansion of 0 in y 1.095 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.095 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.095 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.095 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.095 * [taylor]: Taking taylor expansion of 9.0 in y 1.095 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.095 * [taylor]: Taking taylor expansion of x in y 1.095 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.095 * [taylor]: Taking taylor expansion of y in y 1.095 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.095 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.095 * [taylor]: Taking taylor expansion of 9.0 in x 1.095 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.095 * [taylor]: Taking taylor expansion of x in x 1.095 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.095 * [taylor]: Taking taylor expansion of y in x 1.095 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.095 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.095 * [taylor]: Taking taylor expansion of 9.0 in x 1.095 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.095 * [taylor]: Taking taylor expansion of x in x 1.095 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.095 * [taylor]: Taking taylor expansion of y in x 1.095 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.095 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.096 * [taylor]: Taking taylor expansion of y in y 1.096 * [taylor]: Taking taylor expansion of 0 in y 1.097 * [taylor]: Taking taylor expansion of 0 in y 1.099 * [taylor]: Taking taylor expansion of 0 in y 1.099 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.099 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.099 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.099 * [taylor]: Taking taylor expansion of 9.0 in y 1.099 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.099 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.099 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.099 * [taylor]: Taking taylor expansion of 1.0 in y 1.099 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.099 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.099 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.099 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.099 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.099 * [taylor]: Taking taylor expansion of 4.0 in y 1.099 * [taylor]: Taking taylor expansion of (log x) in y 1.099 * [taylor]: Taking taylor expansion of x in y 1.100 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.100 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.100 * [taylor]: Taking taylor expansion of y in y 1.101 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.101 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.101 * [taylor]: Taking taylor expansion of 9.0 in x 1.101 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.101 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.101 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.101 * [taylor]: Taking taylor expansion of 1.0 in x 1.101 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.101 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.101 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.101 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.101 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.101 * [taylor]: Taking taylor expansion of 4.0 in x 1.101 * [taylor]: Taking taylor expansion of (log x) in x 1.101 * [taylor]: Taking taylor expansion of x in x 1.102 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.102 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.102 * [taylor]: Taking taylor expansion of y in x 1.102 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.102 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.102 * [taylor]: Taking taylor expansion of 9.0 in x 1.102 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.102 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.102 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.102 * [taylor]: Taking taylor expansion of 1.0 in x 1.102 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.102 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.102 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.102 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.102 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.102 * [taylor]: Taking taylor expansion of 4.0 in x 1.102 * [taylor]: Taking taylor expansion of (log x) in x 1.102 * [taylor]: Taking taylor expansion of x in x 1.103 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.104 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.104 * [taylor]: Taking taylor expansion of y in x 1.104 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.104 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.104 * [taylor]: Taking taylor expansion of 9.0 in y 1.104 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.104 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.104 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.104 * [taylor]: Taking taylor expansion of 1.0 in y 1.104 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.104 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.104 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.104 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.104 * [taylor]: Taking taylor expansion of 4.0 in y 1.105 * [taylor]: Taking taylor expansion of (log x) in y 1.105 * [taylor]: Taking taylor expansion of x in y 1.105 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.105 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.105 * [taylor]: Taking taylor expansion of y in y 1.111 * [taylor]: Taking taylor expansion of 0 in y 1.120 * [taylor]: Taking taylor expansion of 0 in y 1.133 * [taylor]: Taking taylor expansion of 0 in y 1.152 * [taylor]: Taking taylor expansion of 0 in y 1.184 * [taylor]: Taking taylor expansion of 0 in y 1.226 * [taylor]: Taking taylor expansion of 0 in y 1.292 * [taylor]: Taking taylor expansion of 0 in y 1.293 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.293 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.293 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.293 * [taylor]: Taking taylor expansion of 9.0 in y 1.293 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.293 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.293 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.293 * [taylor]: Taking taylor expansion of 1.0 in y 1.293 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.293 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.293 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.293 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.293 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.293 * [taylor]: Taking taylor expansion of 4.0 in y 1.293 * [taylor]: Taking taylor expansion of (log x) in y 1.293 * [taylor]: Taking taylor expansion of x in y 1.294 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.294 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.294 * [taylor]: Taking taylor expansion of y in y 1.294 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.294 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.294 * [taylor]: Taking taylor expansion of 9.0 in x 1.294 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.294 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.294 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.294 * [taylor]: Taking taylor expansion of 1.0 in x 1.294 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.294 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.294 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.294 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.294 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.294 * [taylor]: Taking taylor expansion of 4.0 in x 1.295 * [taylor]: Taking taylor expansion of (log x) in x 1.295 * [taylor]: Taking taylor expansion of x in x 1.296 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.296 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.296 * [taylor]: Taking taylor expansion of y in x 1.296 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.296 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.296 * [taylor]: Taking taylor expansion of 9.0 in x 1.296 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.296 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.296 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.296 * [taylor]: Taking taylor expansion of 1.0 in x 1.296 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.296 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.296 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.296 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.296 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.296 * [taylor]: Taking taylor expansion of 4.0 in x 1.296 * [taylor]: Taking taylor expansion of (log x) in x 1.296 * [taylor]: Taking taylor expansion of x in x 1.297 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.297 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.297 * [taylor]: Taking taylor expansion of y in x 1.298 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.298 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.298 * [taylor]: Taking taylor expansion of 9.0 in y 1.298 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.298 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.298 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.298 * [taylor]: Taking taylor expansion of 1.0 in y 1.298 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.298 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.298 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.298 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.298 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.298 * [taylor]: Taking taylor expansion of 4.0 in y 1.298 * [taylor]: Taking taylor expansion of (log x) in y 1.298 * [taylor]: Taking taylor expansion of x in y 1.299 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.299 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.299 * [taylor]: Taking taylor expansion of y in y 1.305 * [taylor]: Taking taylor expansion of 0 in y 1.314 * [taylor]: Taking taylor expansion of 0 in y 1.333 * [taylor]: Taking taylor expansion of 0 in y 1.352 * [taylor]: Taking taylor expansion of 0 in y 1.379 * [taylor]: Taking taylor expansion of 0 in y 1.428 * [taylor]: Taking taylor expansion of 0 in y 1.496 * [taylor]: Taking taylor expansion of 0 in y 1.497 * * * [progress]: simplifying candidates 1.498 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) (- (pow y 4.0)) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) (log (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (exp (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt 1) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (cbrt (pow (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) 3)) (cbrt (pow (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) 3)) (cbrt (pow (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (* (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 1.502 * * [simplify]: iteration 0 : 187 enodes (cost 308 ) 1.506 * * [simplify]: iteration 1 : 705 enodes (cost 306 ) 1.521 * * [simplify]: iteration 2 : 3702 enodes (cost 302 ) 1.615 * * [simplify]: iteration 3 : 5002 enodes (cost 302 ) 1.617 * [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)) 1.617 * * * [progress]: adding candidates to table 1.711 * [progress]: [Phase 3 of 3] Extracting. 1.713 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.714 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.714 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.714 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.839 * [regime-testing]: End program error score: 51.99999982801125