6.150 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.036 * * * [progress]: [2/2] Setting up program. 0.039 * [progress]: [Phase 2 of 3] Improving. 0.039 * [simplify]: Simplifying using # : (+.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (*.f64 2 (*.f64 y y))) 0.162 * * [simplify]: iteration 0 : 4910 enodes (cost 15 ) 0.163 * * [simplify]: iteration 1 : 4910 enodes (cost 15 ) 0.163 * [simplify]: Simplified to: (+.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (*.f64 2 (*.f64 y y))) 0.164 * * [progress]: iteration 1 / 4 0.164 * * * [progress]: picking best candidate 0.166 * * * * [pick]: Picked # 0.166 * * * [progress]: localizing error 0.176 * * * [progress]: generating rewritten candidates 0.176 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.182 * * * [progress]: generating series expansions 0.183 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.183 * [approximate]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in (x y) around 0 0.183 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in y 0.183 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in y 0.183 * [taylor]: Taking taylor expansion of 9 in y 0.183 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.183 * [taylor]: Taking taylor expansion of x in y 0.183 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.183 * [taylor]: Taking taylor expansion of y in y 0.183 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in x 0.183 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in x 0.183 * [taylor]: Taking taylor expansion of 9 in x 0.183 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.183 * [taylor]: Taking taylor expansion of x in x 0.183 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.183 * [taylor]: Taking taylor expansion of y in x 0.183 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in x 0.183 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in x 0.183 * [taylor]: Taking taylor expansion of 9 in x 0.183 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.183 * [taylor]: Taking taylor expansion of x in x 0.183 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.183 * [taylor]: Taking taylor expansion of y in x 0.184 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 0.184 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.184 * [taylor]: Taking taylor expansion of y in y 0.184 * [taylor]: Taking taylor expansion of 0 in y 0.184 * [taylor]: Taking taylor expansion of 0 in y 0.185 * [taylor]: Taking taylor expansion of 0 in y 0.185 * [approximate]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in (x y) around 0 0.185 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in y 0.185 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in y 0.185 * [taylor]: Taking taylor expansion of 9 in y 0.185 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y 0.185 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.185 * [taylor]: Taking taylor expansion of x in y 0.185 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.185 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.185 * [taylor]: Taking taylor expansion of y in y 0.185 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.185 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.185 * [taylor]: Taking taylor expansion of 9 in x 0.185 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.185 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.185 * [taylor]: Taking taylor expansion of x in x 0.185 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.185 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.186 * [taylor]: Taking taylor expansion of y in x 0.186 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.186 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.186 * [taylor]: Taking taylor expansion of 9 in x 0.186 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.186 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.186 * [taylor]: Taking taylor expansion of x in x 0.186 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.186 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.186 * [taylor]: Taking taylor expansion of y in x 0.186 * [taylor]: Taking taylor expansion of 9 in y 0.186 * [taylor]: Taking taylor expansion of 0 in y 0.186 * [taylor]: Taking taylor expansion of 0 in y 0.187 * [taylor]: Taking taylor expansion of 0 in y 0.187 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 4))) in y 0.187 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.187 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.187 * [taylor]: Taking taylor expansion of y in y 0.188 * [taylor]: Taking taylor expansion of 0 in y 0.189 * [taylor]: Taking taylor expansion of 0 in y 0.189 * [approximate]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in (x y) around 0 0.189 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in y 0.189 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in y 0.189 * [taylor]: Taking taylor expansion of 9 in y 0.189 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y 0.189 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.189 * [taylor]: Taking taylor expansion of x in y 0.189 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.190 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.190 * [taylor]: Taking taylor expansion of y in y 0.190 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.190 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.190 * [taylor]: Taking taylor expansion of 9 in x 0.190 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.190 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.190 * [taylor]: Taking taylor expansion of x in x 0.190 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.190 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.190 * [taylor]: Taking taylor expansion of y in x 0.190 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.190 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.190 * [taylor]: Taking taylor expansion of 9 in x 0.190 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.190 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.190 * [taylor]: Taking taylor expansion of x in x 0.190 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.190 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.190 * [taylor]: Taking taylor expansion of y in x 0.190 * [taylor]: Taking taylor expansion of 9 in y 0.191 * [taylor]: Taking taylor expansion of 0 in y 0.191 * [taylor]: Taking taylor expansion of 0 in y 0.191 * [taylor]: Taking taylor expansion of 0 in y 0.191 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 4))) in y 0.191 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.191 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.191 * [taylor]: Taking taylor expansion of y in y 0.192 * [taylor]: Taking taylor expansion of 0 in y 0.193 * [taylor]: Taking taylor expansion of 0 in y 0.193 * * * [progress]: simplifying candidates 0.194 * [simplify]: Simplifying using # : (/.f64 (exp.f64 (*.f64 9 (pow.f64 x 4))) (exp.f64 (pow.f64 y 4))) (log.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (exp.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (*.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (*.f64 (*.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (-.f64 (pow.f64 (*.f64 9 (pow.f64 x 4)) 3) (pow.f64 (pow.f64 y 4) 3)) (+.f64 (*.f64 (*.f64 9 (pow.f64 x 4)) (*.f64 9 (pow.f64 x 4))) (+.f64 (*.f64 (pow.f64 y 4) (pow.f64 y 4)) (*.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (neg.f64 (pow.f64 y 4)) (-.f64 (*.f64 (*.f64 9 (pow.f64 x 4)) (*.f64 9 (pow.f64 x 4))) (*.f64 (pow.f64 y 4) (pow.f64 y 4))) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0.252 * * [simplify]: iteration 0 : 5548 enodes (cost 161 ) 0.253 * [simplify]: Simplified to: (exp.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (log.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (exp.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (*.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (-.f64 (*.f64 729 (pow.f64 x 12)) (pow.f64 y 12)) (+.f64 (pow.f64 y 8) (*.f64 (*.f64 9 (pow.f64 x 4)) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (neg.f64 (pow.f64 y 4)) (-.f64 (*.f64 81 (pow.f64 x 8)) (pow.f64 y 8)) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0.253 * * * [progress]: adding candidates to table 0.269 * * [progress]: iteration 2 / 4 0.269 * * * [progress]: picking best candidate 0.274 * * * * [pick]: Picked # 0.274 * * * [progress]: localizing error 0.287 * * * [progress]: generating rewritten candidates 0.287 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.294 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.302 * * * [progress]: generating series expansions 0.302 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.302 * [approximate]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in (x y) around 0 0.302 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in y 0.302 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in y 0.302 * [taylor]: Taking taylor expansion of 9 in y 0.302 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.302 * [taylor]: Taking taylor expansion of x in y 0.302 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.302 * [taylor]: Taking taylor expansion of y in y 0.302 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in x 0.302 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in x 0.302 * [taylor]: Taking taylor expansion of 9 in x 0.302 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.302 * [taylor]: Taking taylor expansion of x in x 0.302 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.302 * [taylor]: Taking taylor expansion of y in x 0.302 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in x 0.302 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in x 0.302 * [taylor]: Taking taylor expansion of 9 in x 0.302 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.302 * [taylor]: Taking taylor expansion of x in x 0.302 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.302 * [taylor]: Taking taylor expansion of y in x 0.303 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 0.303 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.303 * [taylor]: Taking taylor expansion of y in y 0.303 * [taylor]: Taking taylor expansion of 0 in y 0.303 * [taylor]: Taking taylor expansion of 0 in y 0.303 * [taylor]: Taking taylor expansion of 0 in y 0.304 * [approximate]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in (x y) around 0 0.304 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in y 0.304 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in y 0.304 * [taylor]: Taking taylor expansion of 9 in y 0.304 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y 0.304 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.304 * [taylor]: Taking taylor expansion of x in y 0.304 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.304 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.304 * [taylor]: Taking taylor expansion of y in y 0.304 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.304 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.304 * [taylor]: Taking taylor expansion of 9 in x 0.304 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.304 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.304 * [taylor]: Taking taylor expansion of x in x 0.304 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.304 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.304 * [taylor]: Taking taylor expansion of y in x 0.304 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.304 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.304 * [taylor]: Taking taylor expansion of 9 in x 0.304 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.304 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.305 * [taylor]: Taking taylor expansion of x in x 0.305 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.305 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.305 * [taylor]: Taking taylor expansion of y in x 0.305 * [taylor]: Taking taylor expansion of 9 in y 0.305 * [taylor]: Taking taylor expansion of 0 in y 0.305 * [taylor]: Taking taylor expansion of 0 in y 0.305 * [taylor]: Taking taylor expansion of 0 in y 0.306 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 4))) in y 0.306 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.306 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.306 * [taylor]: Taking taylor expansion of y in y 0.306 * [taylor]: Taking taylor expansion of 0 in y 0.307 * [taylor]: Taking taylor expansion of 0 in y 0.308 * [approximate]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in (x y) around 0 0.308 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in y 0.308 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in y 0.308 * [taylor]: Taking taylor expansion of 9 in y 0.308 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y 0.308 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.308 * [taylor]: Taking taylor expansion of x in y 0.308 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.308 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.308 * [taylor]: Taking taylor expansion of y in y 0.308 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.308 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.308 * [taylor]: Taking taylor expansion of 9 in x 0.308 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.308 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.308 * [taylor]: Taking taylor expansion of x in x 0.308 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.308 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.308 * [taylor]: Taking taylor expansion of y in x 0.308 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.309 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.309 * [taylor]: Taking taylor expansion of 9 in x 0.309 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.309 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.309 * [taylor]: Taking taylor expansion of x in x 0.309 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.309 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.309 * [taylor]: Taking taylor expansion of y in x 0.309 * [taylor]: Taking taylor expansion of 9 in y 0.309 * [taylor]: Taking taylor expansion of 0 in y 0.309 * [taylor]: Taking taylor expansion of 0 in y 0.309 * [taylor]: Taking taylor expansion of 0 in y 0.310 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 4))) in y 0.310 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.310 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.310 * [taylor]: Taking taylor expansion of y in y 0.310 * [taylor]: Taking taylor expansion of 0 in y 0.311 * [taylor]: Taking taylor expansion of 0 in y 0.312 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 0.312 * [approximate]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in (x y) around 0 0.312 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in y 0.312 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in y 0.312 * [taylor]: Taking taylor expansion of 9 in y 0.312 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.312 * [taylor]: Taking taylor expansion of x in y 0.312 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.312 * [taylor]: Taking taylor expansion of y in y 0.312 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in x 0.312 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in x 0.312 * [taylor]: Taking taylor expansion of 9 in x 0.312 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.312 * [taylor]: Taking taylor expansion of x in x 0.312 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.312 * [taylor]: Taking taylor expansion of y in x 0.312 * [taylor]: Taking taylor expansion of (- (* 9 (pow x 4)) (pow y 4)) in x 0.312 * [taylor]: Taking taylor expansion of (* 9 (pow x 4)) in x 0.312 * [taylor]: Taking taylor expansion of 9 in x 0.312 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.312 * [taylor]: Taking taylor expansion of x in x 0.312 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.312 * [taylor]: Taking taylor expansion of y in x 0.313 * [taylor]: Taking taylor expansion of (neg (pow y 4)) in y 0.313 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.313 * [taylor]: Taking taylor expansion of y in y 0.313 * [taylor]: Taking taylor expansion of 0 in y 0.313 * [taylor]: Taking taylor expansion of 0 in y 0.313 * [taylor]: Taking taylor expansion of 0 in y 0.314 * [approximate]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in (x y) around 0 0.314 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in y 0.314 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in y 0.314 * [taylor]: Taking taylor expansion of 9 in y 0.314 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y 0.314 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.314 * [taylor]: Taking taylor expansion of x in y 0.314 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.314 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.314 * [taylor]: Taking taylor expansion of y in y 0.314 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.314 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.314 * [taylor]: Taking taylor expansion of 9 in x 0.314 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.314 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.314 * [taylor]: Taking taylor expansion of x in x 0.314 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.314 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.314 * [taylor]: Taking taylor expansion of y in x 0.314 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.314 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.314 * [taylor]: Taking taylor expansion of 9 in x 0.314 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.314 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.314 * [taylor]: Taking taylor expansion of x in x 0.314 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.314 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.314 * [taylor]: Taking taylor expansion of y in x 0.315 * [taylor]: Taking taylor expansion of 9 in y 0.315 * [taylor]: Taking taylor expansion of 0 in y 0.315 * [taylor]: Taking taylor expansion of 0 in y 0.315 * [taylor]: Taking taylor expansion of 0 in y 0.316 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 4))) in y 0.316 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.316 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.316 * [taylor]: Taking taylor expansion of y in y 0.316 * [taylor]: Taking taylor expansion of 0 in y 0.317 * [taylor]: Taking taylor expansion of 0 in y 0.318 * [approximate]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in (x y) around 0 0.318 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in y 0.318 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in y 0.318 * [taylor]: Taking taylor expansion of 9 in y 0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y 0.318 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.318 * [taylor]: Taking taylor expansion of x in y 0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.318 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.318 * [taylor]: Taking taylor expansion of y in y 0.318 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.318 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.318 * [taylor]: Taking taylor expansion of 9 in x 0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.318 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.318 * [taylor]: Taking taylor expansion of x in x 0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.318 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.318 * [taylor]: Taking taylor expansion of y in x 0.318 * [taylor]: Taking taylor expansion of (- (* 9 (/ 1 (pow x 4))) (/ 1 (pow y 4))) in x 0.318 * [taylor]: Taking taylor expansion of (* 9 (/ 1 (pow x 4))) in x 0.318 * [taylor]: Taking taylor expansion of 9 in x 0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x 0.318 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.318 * [taylor]: Taking taylor expansion of x in x 0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.319 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.319 * [taylor]: Taking taylor expansion of y in x 0.319 * [taylor]: Taking taylor expansion of 9 in y 0.319 * [taylor]: Taking taylor expansion of 0 in y 0.319 * [taylor]: Taking taylor expansion of 0 in y 0.319 * [taylor]: Taking taylor expansion of 0 in y 0.320 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 4))) in y 0.320 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.320 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.320 * [taylor]: Taking taylor expansion of y in y 0.320 * [taylor]: Taking taylor expansion of 0 in y 0.321 * [taylor]: Taking taylor expansion of 0 in y 0.322 * * * [progress]: simplifying candidates 0.322 * [simplify]: Simplifying using # : (/.f64 (exp.f64 (*.f64 9 (pow.f64 x 4))) (exp.f64 (pow.f64 y 4))) (log.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (exp.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (*.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (*.f64 (*.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (-.f64 (pow.f64 (*.f64 9 (pow.f64 x 4)) 3) (pow.f64 (pow.f64 y 4) 3)) (+.f64 (*.f64 (*.f64 9 (pow.f64 x 4)) (*.f64 9 (pow.f64 x 4))) (+.f64 (*.f64 (pow.f64 y 4) (pow.f64 y 4)) (*.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (neg.f64 (pow.f64 y 4)) (-.f64 (*.f64 (*.f64 9 (pow.f64 x 4)) (*.f64 9 (pow.f64 x 4))) (*.f64 (pow.f64 y 4) (pow.f64 y 4))) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (log.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (exp.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 (pow.f64 (*.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) 3)) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 3)) (cbrt.f64 (pow.f64 (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 3)) (cbrt.f64 (pow.f64 (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 3)) (cbrt.f64 (pow.f64 1 3)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (cbrt.f64 (*.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (*.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)))) (cbrt.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 (pow.f64 (*.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) 3)) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 3)) (cbrt.f64 (pow.f64 (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 3)) (cbrt.f64 (pow.f64 (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 3)) (cbrt.f64 (pow.f64 1 3)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (*.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (cbrt.f64 (sqrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 (sqrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 1) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (/.f64 3 2))) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (/.f64 3 2))) (cbrt.f64 (pow.f64 (-.f64 (pow.f64 (*.f64 9 (pow.f64 x 4)) 3) (pow.f64 (pow.f64 y 4) 3)) 3)) (cbrt.f64 (pow.f64 (+.f64 (*.f64 (*.f64 9 (pow.f64 x 4)) (*.f64 9 (pow.f64 x 4))) (+.f64 (*.f64 (pow.f64 y 4) (pow.f64 y 4)) (*.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) 3)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 (*.f64 9 (pow.f64 x 4)) (*.f64 9 (pow.f64 x 4))) (*.f64 (pow.f64 y 4) (pow.f64 y 4))) 3)) (cbrt.f64 (pow.f64 (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (*.f64 (cbrt.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)))) (cbrt.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (*.f64 (*.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (sqrt.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (sqrt.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) 0 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0.349 * * [simplify]: iteration 0 : 5129 enodes (cost 538 ) 0.351 * [simplify]: Simplified to: (exp.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (log.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (exp.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 6)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (-.f64 (pow.f64 (*.f64 9 (pow.f64 x 4)) 3) (pow.f64 (pow.f64 y 4) 3)) (+.f64 (pow.f64 y 8) (*.f64 (*.f64 9 (pow.f64 x 4)) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (neg.f64 (pow.f64 y 4)) (-.f64 (*.f64 81 (pow.f64 x 8)) (pow.f64 y 8)) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (log.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (exp.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 6)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 1) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 6)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 6)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 6)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 1) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 6)) (cbrt.f64 (sqrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 (sqrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3))) (cbrt.f64 1) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3/2)) (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3/2)) (-.f64 (pow.f64 (*.f64 9 (pow.f64 x 4)) 3) (pow.f64 (pow.f64 y 4) 3)) (+.f64 (pow.f64 y 8) (*.f64 (*.f64 9 (pow.f64 x 4)) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)))) (-.f64 (*.f64 81 (pow.f64 x 8)) (pow.f64 y 8)) (+.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (cbrt.f64 (pow.f64 (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 6)) (cbrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) (sqrt.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4))) 0 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 0.352 * * * [progress]: adding candidates to table 0.389 * [progress]: [Phase 3 of 3] Extracting. 0.392 * [simplify]: Simplifying using # : (+.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (*.f64 2 (*.f64 y y))) 0.393 * * [simplify]: iteration 0 : 28 enodes (cost 18 ) 0.393 * * [simplify]: iteration 1 : 28 enodes (cost 18 ) 0.394 * [simplify]: Simplified to: (+.f64 (cbrt.f64 (pow.f64 (-.f64 (*.f64 9 (pow.f64 x 4)) (pow.f64 y 4)) 3)) (*.f64 2 (*.f64 y y))) 1.245 * [regime-testing]: End program error score: 51.99999982801125