0.936 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.052 * * * [progress]: [2/2] Setting up program.
0.056 * [progress]: [Phase 2 of 3] Improving.
0.058 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
0.519 * * [simplify]: iteration  0 :  228  enodes  (cost  7 )
0.519 * * [simplify]: iteration  1 :  228  enodes  (cost  7 )
0.520 * [simplify]: Simplified to:
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
0.523 * * [progress]: iteration 1 / 4
0.523 * * * [progress]: picking best candidate
0.525 * * * * [pick]: Picked  #<alt (λ (x y) (*.f64 0.5 (-.f64 (*.f64 x x) y)))>
0.525 * * * [progress]: localizing error
0.532 * * * [progress]: generating rewritten candidates
0.532 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.540 * * * [progress]: generating series expansions
0.541 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.546 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.547 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.547 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.547 * [taylor]: Taking taylor expansion of x in y
0.547 * [taylor]: Taking taylor expansion of y in y
0.548 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.548 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.548 * [taylor]: Taking taylor expansion of x in x
0.548 * [taylor]: Taking taylor expansion of y in x
0.548 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.548 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.548 * [taylor]: Taking taylor expansion of x in x
0.548 * [taylor]: Taking taylor expansion of y in x
0.548 * [taylor]: Taking taylor expansion of (neg y) in y
0.549 * [taylor]: Taking taylor expansion of y in y
0.549 * [taylor]: Taking taylor expansion of 0 in y
0.549 * [taylor]: Taking taylor expansion of 1 in y
0.550 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.550 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.550 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.550 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.550 * [taylor]: Taking taylor expansion of x in y
0.550 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.550 * [taylor]: Taking taylor expansion of y in y
0.550 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.550 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.550 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.550 * [taylor]: Taking taylor expansion of x in x
0.550 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.550 * [taylor]: Taking taylor expansion of y in x
0.551 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.551 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.551 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.551 * [taylor]: Taking taylor expansion of x in x
0.551 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.551 * [taylor]: Taking taylor expansion of y in x
0.551 * [taylor]: Taking taylor expansion of 1 in y
0.551 * [taylor]: Taking taylor expansion of 0 in y
0.551 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.551 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.551 * [taylor]: Taking taylor expansion of y in y
0.552 * [taylor]: Taking taylor expansion of 0 in y
0.552 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.552 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.552 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.552 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.552 * [taylor]: Taking taylor expansion of x in y
0.552 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.552 * [taylor]: Taking taylor expansion of y in y
0.552 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.552 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.552 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.552 * [taylor]: Taking taylor expansion of x in x
0.553 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.553 * [taylor]: Taking taylor expansion of y in x
0.553 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.553 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.553 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.553 * [taylor]: Taking taylor expansion of x in x
0.553 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.553 * [taylor]: Taking taylor expansion of y in x
0.553 * [taylor]: Taking taylor expansion of 1 in y
0.553 * [taylor]: Taking taylor expansion of 0 in y
0.553 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.553 * [taylor]: Taking taylor expansion of y in y
0.553 * [taylor]: Taking taylor expansion of 0 in y
0.554 * * * [progress]: simplifying candidates
0.554 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (exp.f64 (*.f64 x x)) (exp.f64 y))
  (log.f64 (-.f64 (*.f64 x x) y))
  (exp.f64 (-.f64 (*.f64 x x) y))
  (*.f64 (cbrt.f64 (-.f64 (*.f64 x x) y)) (cbrt.f64 (-.f64 (*.f64 x x) y)))
  (cbrt.f64 (-.f64 (*.f64 x x) y))
  (*.f64 (*.f64 (-.f64 (*.f64 x x) y) (-.f64 (*.f64 x x) y)) (-.f64 (*.f64 x x) y))
  (sqrt.f64 (-.f64 (*.f64 x x) y))
  (sqrt.f64 (-.f64 (*.f64 x x) y))
  (-.f64 (pow.f64 (*.f64 x x) 3) (pow.f64 y 3))
  (+.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (+.f64 (*.f64 y y) (*.f64 (*.f64 x x) y)))
  (neg.f64 y)
  (-.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 y y))
  (+.f64 (*.f64 x x) y)
  (+.f64 x (sqrt.f64 y))
  (-.f64 x (sqrt.f64 y))
  (-.f64 (pow.f64 x 2) y)
  (-.f64 (pow.f64 x 2) y)
  (-.f64 (pow.f64 x 2) y)
0.611 * * [simplify]: iteration  0 :  4808  enodes  (cost  111 )
0.611 * * [simplify]: iteration  1 :  4808  enodes  (cost  111 )
0.612 * [simplify]: Simplified to:
   (exp.f64 (-.f64 (*.f64 x x) y))
  (log.f64 (-.f64 (*.f64 x x) y))
  (exp.f64 (-.f64 (*.f64 x x) y))
  (*.f64 (cbrt.f64 (-.f64 (*.f64 x x) y)) (cbrt.f64 (-.f64 (*.f64 x x) y)))
  (cbrt.f64 (-.f64 (*.f64 x x) y))
  (pow.f64 (-.f64 (*.f64 x x) y) 3)
  (sqrt.f64 (-.f64 (*.f64 x x) y))
  (sqrt.f64 (-.f64 (*.f64 x x) y))
  (-.f64 (pow.f64 x 6) (pow.f64 y 3))
  (+.f64 (pow.f64 x 4) (*.f64 y (+.f64 (*.f64 x x) y)))
  (neg.f64 y)
  (-.f64 (pow.f64 x 4) (*.f64 y y))
  (+.f64 (*.f64 x x) y)
  (+.f64 x (sqrt.f64 y))
  (-.f64 x (sqrt.f64 y))
  (-.f64 (*.f64 x x) y)
  (-.f64 (*.f64 x x) y)
  (-.f64 (*.f64 x x) y)
0.613 * * * [progress]: adding candidates to table
0.625 * [progress]: [Phase 3 of 3] Extracting.
0.628 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
0.629 * * [simplify]: iteration  0 :  17  enodes  (cost  7 )
0.629 * * [simplify]: iteration  1 :  17  enodes  (cost  7 )
0.630 * [simplify]: Simplified to:
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
1.130 * [regime-testing]: End program error score: 0.029628703587948495