0.841 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.260 * * * [progress]: [2/2] Setting up program. 0.263 * [progress]: [Phase 2 of 3] Improving. 0.265 * [simplify]: Simplifying using # : (* 0.5 (- (* x x) y)) 0.268 * * [simplify]: iteration 0 : 9 enodes (cost 3 ) 0.270 * * [simplify]: iteration 1 : 16 enodes (cost 3 ) 0.271 * * [simplify]: iteration 2 : 26 enodes (cost 3 ) 0.272 * * [simplify]: iteration 3 : 33 enodes (cost 3 ) 0.274 * * [simplify]: iteration 4 : 33 enodes (cost 3 ) 0.274 * [simplify]: Simplified to: (* 0.5 (- (* x x) y)) 0.275 * * [progress]: iteration 1 / 4 0.275 * * * [progress]: picking best candidate 0.277 * * * * [pick]: Picked # 0.277 * * * [progress]: localizing error 0.284 * * * [progress]: generating rewritten candidates 0.284 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2) 0.291 * * * [progress]: generating series expansions 0.291 * * * * [progress]: [ 1 / 1 ] generating series at (2 2) 0.295 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0 0.296 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y 0.296 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.296 * [taylor]: Taking taylor expansion of x in y 0.296 * [taylor]: Taking taylor expansion of y in y 0.296 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.297 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.297 * [taylor]: Taking taylor expansion of x in x 0.297 * [taylor]: Taking taylor expansion of y in x 0.297 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.297 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.297 * [taylor]: Taking taylor expansion of x in x 0.297 * [taylor]: Taking taylor expansion of y in x 0.297 * [taylor]: Taking taylor expansion of (- y) in y 0.297 * [taylor]: Taking taylor expansion of y in y 0.299 * [taylor]: Taking taylor expansion of 0 in y 0.300 * [taylor]: Taking taylor expansion of 1 in y 0.301 * [taylor]: Taking taylor expansion of 0 in y 0.302 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.302 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y 0.302 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.302 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.302 * [taylor]: Taking taylor expansion of x in y 0.302 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.302 * [taylor]: Taking taylor expansion of y in y 0.302 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.303 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.303 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.303 * [taylor]: Taking taylor expansion of x in x 0.303 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.303 * [taylor]: Taking taylor expansion of y in x 0.303 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.303 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.303 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.303 * [taylor]: Taking taylor expansion of x in x 0.304 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.304 * [taylor]: Taking taylor expansion of y in x 0.304 * [taylor]: Taking taylor expansion of 1 in y 0.305 * [taylor]: Taking taylor expansion of 0 in y 0.306 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 0.306 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.306 * [taylor]: Taking taylor expansion of y in y 0.309 * [taylor]: Taking taylor expansion of 0 in y 0.311 * [taylor]: Taking taylor expansion of 0 in y 0.312 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.312 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y 0.312 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.312 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.312 * [taylor]: Taking taylor expansion of x in y 0.312 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.312 * [taylor]: Taking taylor expansion of y in y 0.312 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.312 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.312 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.312 * [taylor]: Taking taylor expansion of x in x 0.313 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.313 * [taylor]: Taking taylor expansion of y in x 0.313 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.313 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.313 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.313 * [taylor]: Taking taylor expansion of x in x 0.313 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.313 * [taylor]: Taking taylor expansion of y in x 0.314 * [taylor]: Taking taylor expansion of 1 in y 0.315 * [taylor]: Taking taylor expansion of 0 in y 0.316 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.316 * [taylor]: Taking taylor expansion of y in y 0.317 * [taylor]: Taking taylor expansion of 0 in y 0.319 * [taylor]: Taking taylor expansion of 0 in y 0.320 * * * [progress]: simplifying candidates 0.320 * [simplify]: Simplifying using # : (/ (exp (* x x)) (exp y)) (log (- (* x x) y)) (exp (- (* x x) y)) (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))) (cbrt (- (* x x) y)) (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (- (pow (* x x) 3) (pow y 3)) (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))) (- y) (- (* (* x x) (* x x)) (* y y)) (+ (* x x) y) (+ x (sqrt y)) (- x (sqrt y)) (- y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) 0.323 * * [simplify]: iteration 0 : 73 enodes (cost 63 ) 0.325 * * [simplify]: iteration 1 : 216 enodes (cost 56 ) 0.328 * * [simplify]: iteration 2 : 535 enodes (cost 56 ) 0.339 * * [simplify]: iteration 3 : 1794 enodes (cost 56 ) 0.382 * * [simplify]: iteration 4 : 5001 enodes (cost 56 ) 0.383 * [simplify]: Simplified to: (exp (- (* x x) y)) (log (- (* x x) y)) (exp (- (* x x) y)) (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))) (cbrt (- (* x x) y)) (pow (- (pow x 2) y) 3) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (- (pow (* x x) 3) (pow y 3)) (+ (+ (pow x 4) (* (* x x) y)) (* y y)) (- 0 y) (+ (- (* y y)) (pow x 4)) (+ (* x x) y) (+ x (sqrt y)) (- x (sqrt y)) (- 0 y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) 0.383 * * * [progress]: adding candidates to table 0.422 * * [progress]: iteration 2 / 4 0.422 * * * [progress]: picking best candidate 0.424 * * * * [pick]: Picked # 0.424 * * * [progress]: localizing error 0.431 * * * [progress]: generating rewritten candidates 0.431 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2) 0.457 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 2 1) 0.460 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1 1) 0.465 * * * [progress]: generating series expansions 0.466 * * * * [progress]: [ 1 / 3 ] generating series at (2 2) 0.466 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0 0.466 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y 0.466 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.466 * [taylor]: Taking taylor expansion of x in y 0.466 * [taylor]: Taking taylor expansion of y in y 0.466 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.466 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.466 * [taylor]: Taking taylor expansion of x in x 0.466 * [taylor]: Taking taylor expansion of y in x 0.466 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.466 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.466 * [taylor]: Taking taylor expansion of x in x 0.466 * [taylor]: Taking taylor expansion of y in x 0.466 * [taylor]: Taking taylor expansion of (- y) in y 0.466 * [taylor]: Taking taylor expansion of y in y 0.467 * [taylor]: Taking taylor expansion of 0 in y 0.468 * [taylor]: Taking taylor expansion of 1 in y 0.469 * [taylor]: Taking taylor expansion of 0 in y 0.470 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.470 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y 0.470 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.470 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.470 * [taylor]: Taking taylor expansion of x in y 0.470 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.470 * [taylor]: Taking taylor expansion of y in y 0.470 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.470 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.470 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.470 * [taylor]: Taking taylor expansion of x in x 0.471 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.471 * [taylor]: Taking taylor expansion of y in x 0.471 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.471 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.471 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.471 * [taylor]: Taking taylor expansion of x in x 0.471 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.471 * [taylor]: Taking taylor expansion of y in x 0.472 * [taylor]: Taking taylor expansion of 1 in y 0.473 * [taylor]: Taking taylor expansion of 0 in y 0.474 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 0.474 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.474 * [taylor]: Taking taylor expansion of y in y 0.476 * [taylor]: Taking taylor expansion of 0 in y 0.478 * [taylor]: Taking taylor expansion of 0 in y 0.479 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.479 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y 0.479 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.479 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.479 * [taylor]: Taking taylor expansion of x in y 0.479 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.479 * [taylor]: Taking taylor expansion of y in y 0.479 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.479 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.479 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.479 * [taylor]: Taking taylor expansion of x in x 0.480 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.480 * [taylor]: Taking taylor expansion of y in x 0.480 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.480 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.480 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.480 * [taylor]: Taking taylor expansion of x in x 0.481 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.481 * [taylor]: Taking taylor expansion of y in x 0.481 * [taylor]: Taking taylor expansion of 1 in y 0.482 * [taylor]: Taking taylor expansion of 0 in y 0.483 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.483 * [taylor]: Taking taylor expansion of y in y 0.485 * [taylor]: Taking taylor expansion of 0 in y 0.490 * [taylor]: Taking taylor expansion of 0 in y 0.491 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 2 1) 0.491 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0 0.491 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y 0.491 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.491 * [taylor]: Taking taylor expansion of x in y 0.491 * [taylor]: Taking taylor expansion of y in y 0.491 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.491 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.491 * [taylor]: Taking taylor expansion of x in x 0.491 * [taylor]: Taking taylor expansion of y in x 0.491 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.491 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.491 * [taylor]: Taking taylor expansion of x in x 0.491 * [taylor]: Taking taylor expansion of y in x 0.491 * [taylor]: Taking taylor expansion of (- y) in y 0.491 * [taylor]: Taking taylor expansion of y in y 0.492 * [taylor]: Taking taylor expansion of 0 in y 0.493 * [taylor]: Taking taylor expansion of 1 in y 0.494 * [taylor]: Taking taylor expansion of 0 in y 0.495 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.495 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y 0.495 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.495 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.495 * [taylor]: Taking taylor expansion of x in y 0.495 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.495 * [taylor]: Taking taylor expansion of y in y 0.495 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.495 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.495 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.495 * [taylor]: Taking taylor expansion of x in x 0.496 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.496 * [taylor]: Taking taylor expansion of y in x 0.496 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.496 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.496 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.496 * [taylor]: Taking taylor expansion of x in x 0.496 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.496 * [taylor]: Taking taylor expansion of y in x 0.497 * [taylor]: Taking taylor expansion of 1 in y 0.498 * [taylor]: Taking taylor expansion of 0 in y 0.499 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 0.499 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.499 * [taylor]: Taking taylor expansion of y in y 0.501 * [taylor]: Taking taylor expansion of 0 in y 0.503 * [taylor]: Taking taylor expansion of 0 in y 0.504 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.504 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y 0.504 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.504 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.504 * [taylor]: Taking taylor expansion of x in y 0.504 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.504 * [taylor]: Taking taylor expansion of y in y 0.504 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.504 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.504 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.504 * [taylor]: Taking taylor expansion of x in x 0.505 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.505 * [taylor]: Taking taylor expansion of y in x 0.505 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.505 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.505 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.505 * [taylor]: Taking taylor expansion of x in x 0.505 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.505 * [taylor]: Taking taylor expansion of y in x 0.506 * [taylor]: Taking taylor expansion of 1 in y 0.507 * [taylor]: Taking taylor expansion of 0 in y 0.508 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.508 * [taylor]: Taking taylor expansion of y in y 0.510 * [taylor]: Taking taylor expansion of 0 in y 0.512 * [taylor]: Taking taylor expansion of 0 in y 0.512 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1 1) 0.512 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0 0.512 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y 0.512 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.512 * [taylor]: Taking taylor expansion of x in y 0.512 * [taylor]: Taking taylor expansion of y in y 0.512 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.512 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.512 * [taylor]: Taking taylor expansion of x in x 0.512 * [taylor]: Taking taylor expansion of y in x 0.512 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x 0.512 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.512 * [taylor]: Taking taylor expansion of x in x 0.512 * [taylor]: Taking taylor expansion of y in x 0.513 * [taylor]: Taking taylor expansion of (- y) in y 0.513 * [taylor]: Taking taylor expansion of y in y 0.513 * [taylor]: Taking taylor expansion of 0 in y 0.514 * [taylor]: Taking taylor expansion of 1 in y 0.515 * [taylor]: Taking taylor expansion of 0 in y 0.516 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.516 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y 0.516 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.516 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.516 * [taylor]: Taking taylor expansion of x in y 0.516 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.516 * [taylor]: Taking taylor expansion of y in y 0.516 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.516 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.516 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.516 * [taylor]: Taking taylor expansion of x in x 0.517 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.517 * [taylor]: Taking taylor expansion of y in x 0.517 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x 0.517 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.517 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.517 * [taylor]: Taking taylor expansion of x in x 0.518 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.518 * [taylor]: Taking taylor expansion of y in x 0.518 * [taylor]: Taking taylor expansion of 1 in y 0.519 * [taylor]: Taking taylor expansion of 0 in y 0.520 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 0.520 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.520 * [taylor]: Taking taylor expansion of y in y 0.522 * [taylor]: Taking taylor expansion of 0 in y 0.525 * [taylor]: Taking taylor expansion of 0 in y 0.525 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0 0.525 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y 0.525 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.525 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.525 * [taylor]: Taking taylor expansion of x in y 0.525 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.525 * [taylor]: Taking taylor expansion of y in y 0.526 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.526 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.526 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.526 * [taylor]: Taking taylor expansion of x in x 0.526 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.526 * [taylor]: Taking taylor expansion of y in x 0.526 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x 0.526 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.526 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.526 * [taylor]: Taking taylor expansion of x in x 0.527 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.527 * [taylor]: Taking taylor expansion of y in x 0.527 * [taylor]: Taking taylor expansion of 1 in y 0.528 * [taylor]: Taking taylor expansion of 0 in y 0.529 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.529 * [taylor]: Taking taylor expansion of y in y 0.531 * [taylor]: Taking taylor expansion of 0 in y 0.533 * [taylor]: Taking taylor expansion of 0 in y 0.534 * * * [progress]: simplifying candidates 0.535 * [simplify]: Simplifying using # : (+ 1/2 1/2) (+ 1/2 (/ 1 2)) (+ 1 1) (+ (/ 1 2) 1/2) (+ (/ 1 2) (/ 1 2)) (* (- (* x x) y) (- (* x x) y)) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (* (- (* x x) y) (- (* x x) y)) (+ 1 1) (+ (log (sqrt (- (* x x) y))) (log (sqrt (- (* x x) y)))) (log (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (exp (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (* (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y))) (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))) (* (cbrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (cbrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))))) (cbrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (* (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (* (- (* x x) y) (- (* x x) y)) (sqrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (sqrt (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))) (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (pow (* x x) 3) (pow y 3)))) (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))) (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (* (* x x) (* x x)) (* y y)))) (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* x x) y))) (* (sqrt (- (* (* x x) (* x x)) (* y y))) (sqrt (- (pow (* x x) 3) (pow y 3)))) (* (sqrt (+ (* x x) y)) (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))) (* (sqrt (- (* (* x x) (* x x)) (* y y))) (sqrt (- (* (* x x) (* x x)) (* y y)))) (* (sqrt (+ (* x x) y)) (sqrt (+ (* x x) y))) (* (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))) (* (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))) (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))) (* (sqrt (cbrt (- (* x x) y))) (sqrt (cbrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt 1) (sqrt 1)) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (* (sqrt (+ x (sqrt y))) (sqrt (+ x (sqrt y)))) (* (sqrt (- x (sqrt y))) (sqrt (- x (sqrt y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* 1 1) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y)))) (* 2 1/2) (* 2 1) (* 2 (/ 1 2)) (* (sqrt (- (* x x) y)) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))) (* (sqrt (- (* x x) y)) (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))) (* (sqrt (- (* x x) y)) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (- (* x x) y)) (sqrt 1)) (* (sqrt (- (* x x) y)) (sqrt (+ x (sqrt y)))) (* (sqrt (- (* x x) y)) (sqrt (sqrt (- (* x x) y)))) (* (sqrt (- (* x x) y)) 1) (* (cbrt (sqrt (- (* x x) y))) (sqrt (- (* x x) y))) (* (sqrt (cbrt (- (* x x) y))) (sqrt (- (* x x) y))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (- (* x x) y))) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (* (sqrt (- x (sqrt y))) (sqrt (- (* x x) y))) (* (sqrt (sqrt (- (* x x) y))) (sqrt (- (* x x) y))) (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (* (sqrt (- (* x x) y)) (sqrt (- (pow (* x x) 3) (pow y 3)))) (* (sqrt (- (* x x) y)) (sqrt (- (* (* x x) (* x x)) (* y y)))) (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (* x x) y))) (* (sqrt (- (* (* x x) (* x x)) (* y y))) (sqrt (- (* x x) y))) (/ (exp (* x x)) (exp y)) (log (- (* x x) y)) (exp (- (* x x) y)) (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))) (cbrt (- (* x x) y)) (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (- (pow (* x x) 3) (pow y 3)) (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))) (- y) (- (* (* x x) (* x x)) (* y y)) (+ (* x x) y) (+ x (sqrt y)) (- x (sqrt y)) (- y) (/ (exp (* x x)) (exp y)) (log (- (* x x) y)) (exp (- (* x x) y)) (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))) (cbrt (- (* x x) y)) (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (- (pow (* x x) 3) (pow y 3)) (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))) (- y) (- (* (* x x) (* x x)) (* y y)) (+ (* x x) y) (+ x (sqrt y)) (- x (sqrt y)) (- y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) (- (pow x 2) y) 0.540 * * [simplify]: iteration 0 : 174 enodes (cost 485 ) 0.544 * * [simplify]: iteration 1 : 646 enodes (cost 436 ) 0.561 * * [simplify]: iteration 2 : 3798 enodes (cost 422 ) 0.701 * * [simplify]: iteration 3 : 5001 enodes (cost 409 ) 0.703 * [simplify]: Simplified to: 1 1 2 1 1 (pow (sqrt (- (* x x) y)) 4) (- (* x x) y) (pow (sqrt (- (* x x) y)) 4) 2 (log (- (* x x) y)) (log (- (* x x) y)) (exp (- (* x x) y)) (pow (- (* x x) y) 3) (pow (sqrt (cbrt (- (* x x) y))) 4) (cbrt (- (* x x) y)) (pow (- (* x x) y) 3) (pow (sqrt (- (* x x) y)) 4) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (- (pow (* x x) 3) (pow y 3)) (+ (+ (pow x 4) (* (* x x) y)) (* y y)) (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (* (* x x) (* x x)) (* y y)))) (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* x x) y))) (* (sqrt (- (pow (* x x) 3) (pow y 3))) (sqrt (- (* (* x x) (* x x)) (* y y)))) (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* x x) y))) (+ (- (* y y)) (pow x 4)) (+ (* x x) y) (pow (cbrt (sqrt (- (* x x) y))) 4) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))) (pow (sqrt (cbrt (- (* x x) y))) 4) (cbrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) 1 (- (* x x) y) (+ x (sqrt y)) (- x (sqrt y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) 1 (- (* x x) y) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) 1 2 1 (pow (cbrt (sqrt (- (* x x) y))) 5) (* (fabs (cbrt (- (* x x) y))) (sqrt (- (* x x) y))) (pow (sqrt (sqrt (- (* x x) y))) 3) (sqrt (- (* x x) y)) (* (sqrt (- (* x x) y)) (sqrt (+ x (sqrt y)))) (pow (sqrt (sqrt (- (* x x) y))) 3) (sqrt (- (* x x) y)) (pow (cbrt (sqrt (- (* x x) y))) 4) (* (sqrt (cbrt (- (* x x) y))) (sqrt (- (* x x) y))) (pow (sqrt (sqrt (- (* x x) y))) 3) (- (* x x) y) (* (sqrt (- x (sqrt y))) (sqrt (- (* x x) y))) (pow (sqrt (sqrt (- (* x x) y))) 3) (- (* x x) y) (* (sqrt (- (* x x) y)) (sqrt (- (pow (* x x) 3) (pow y 3)))) (* (sqrt (- (* x x) y)) (sqrt (- (* (* x x) (* x x)) (* y y)))) (* (sqrt (- (* x x) y)) (sqrt (- (pow (* x x) 3) (pow y 3)))) (* (sqrt (- (* x x) y)) (sqrt (- (* (* x x) (* x x)) (* y y)))) (exp (- (* x x) y)) (log (- (* x x) y)) (exp (- (* x x) y)) (pow (sqrt (cbrt (- (* x x) y))) 4) (cbrt (- (* x x) y)) (pow (- (* x x) y) 3) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (- (pow (* x x) 3) (pow y 3)) (+ (+ (pow x 4) (* (* x x) y)) (* y y)) (- y) (+ (- (* y y)) (pow x 4)) (+ (* x x) y) (+ x (sqrt y)) (- x (sqrt y)) (- y) (exp (- (* x x) y)) (log (- (* x x) y)) (exp (- (* x x) y)) (pow (sqrt (cbrt (- (* x x) y))) 4) (cbrt (- (* x x) y)) (pow (- (* x x) y) 3) (sqrt (- (* x x) y)) (sqrt (- (* x x) y)) (- (pow (* x x) 3) (pow y 3)) (+ (+ (pow x 4) (* (* x x) y)) (* y y)) (- y) (+ (- (* y y)) (pow x 4)) (+ (* x x) y) (+ x (sqrt y)) (- x (sqrt y)) (- y) (- (* x x) y) (- (* x x) y) (- (* x x) y) (- (* x x) y) (- (* x x) y) (- (* x x) y) (- (* x x) y) (- (* x x) y) (- (* x x) y) 0.704 * * * [progress]: adding candidates to table 0.853 * [progress]: [Phase 3 of 3] Extracting. 0.854 * * [regime]: Finding splitpoints for: (# #) 0.855 * * * [regime-changes]: Trying 5 branch expressions: ((* x x) (- (* x x) y) (* 0.5 (- (* x x) y)) y x) 0.855 * * * * [regimes]: Trying to branch on (* x x) from (# #) 0.866 * * * * [regimes]: Trying to branch on (- (* x x) y) from (# #) 0.877 * * * * [regimes]: Trying to branch on (* 0.5 (- (* x x) y)) from (# #) 0.891 * * * * [regimes]: Trying to branch on y from (# #) 0.902 * * * * [regimes]: Trying to branch on x from (# #) 0.913 * * * [regime]: Found split indices: #