34.509 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.109 * * * [progress]: [2/2] Setting up program.
0.111 * [progress]: [Phase 2 of 3] Improving.
0.111 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (-.f64 x y) (*.f64 (*.f64 x 2) y))
0.283 * * [simplify]: iteration  0 :  5238  enodes  (cost  10 )
0.284 * [simplify]: Simplified to:
   (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
0.287 * * [progress]: iteration 1 / 4
0.287 * * * [progress]: picking best candidate
0.288 * * * * [pick]: Picked  #<alt (λ (x y) (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))>
0.288 * * * [progress]: localizing error
0.296 * * * [progress]: generating rewritten candidates
0.296 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.308 * * * [progress]: generating series expansions
0.308 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.308 * [approximate]: Taking taylor expansion of (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in (y x) around 0
0.308 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in x
0.308 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in x
0.308 * [taylor]: Taking taylor expansion of 1/2 in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.308 * [taylor]: Taking taylor expansion of y in x
0.309 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.309 * [taylor]: Taking taylor expansion of 1/2 in x
0.309 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.309 * [taylor]: Taking taylor expansion of x in x
0.309 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in y
0.309 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.309 * [taylor]: Taking taylor expansion of 1/2 in y
0.309 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.309 * [taylor]: Taking taylor expansion of y in y
0.309 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in y
0.309 * [taylor]: Taking taylor expansion of 1/2 in y
0.309 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.309 * [taylor]: Taking taylor expansion of x in y
0.309 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in y
0.309 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.309 * [taylor]: Taking taylor expansion of 1/2 in y
0.309 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.309 * [taylor]: Taking taylor expansion of y in y
0.309 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in y
0.309 * [taylor]: Taking taylor expansion of 1/2 in y
0.309 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.309 * [taylor]: Taking taylor expansion of x in y
0.309 * [taylor]: Taking taylor expansion of 1/2 in x
0.310 * [taylor]: Taking taylor expansion of (neg (* 1/2 (/ 1 x))) in x
0.310 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.310 * [taylor]: Taking taylor expansion of 1/2 in x
0.310 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.310 * [taylor]: Taking taylor expansion of x in x
0.312 * [taylor]: Taking taylor expansion of 0 in x
0.314 * [taylor]: Taking taylor expansion of 0 in x
0.317 * [taylor]: Taking taylor expansion of 0 in x
0.318 * [approximate]: Taking taylor expansion of (- (* 1/2 y) (* 1/2 x)) in (y x) around 0
0.318 * [taylor]: Taking taylor expansion of (- (* 1/2 y) (* 1/2 x)) in x
0.318 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.318 * [taylor]: Taking taylor expansion of 1/2 in x
0.318 * [taylor]: Taking taylor expansion of y in x
0.318 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.318 * [taylor]: Taking taylor expansion of 1/2 in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of (- (* 1/2 y) (* 1/2 x)) in y
0.318 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.318 * [taylor]: Taking taylor expansion of 1/2 in y
0.318 * [taylor]: Taking taylor expansion of y in y
0.318 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.318 * [taylor]: Taking taylor expansion of 1/2 in y
0.318 * [taylor]: Taking taylor expansion of x in y
0.318 * [taylor]: Taking taylor expansion of (- (* 1/2 y) (* 1/2 x)) in y
0.318 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.318 * [taylor]: Taking taylor expansion of 1/2 in y
0.318 * [taylor]: Taking taylor expansion of y in y
0.318 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.318 * [taylor]: Taking taylor expansion of 1/2 in y
0.318 * [taylor]: Taking taylor expansion of x in y
0.319 * [taylor]: Taking taylor expansion of (neg (* 1/2 x)) in x
0.319 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.319 * [taylor]: Taking taylor expansion of 1/2 in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of 1/2 in x
0.321 * [taylor]: Taking taylor expansion of 0 in x
0.322 * [taylor]: Taking taylor expansion of 0 in x
0.323 * [approximate]: Taking taylor expansion of (- (* 1/2 x) (* 1/2 y)) in (y x) around 0
0.323 * [taylor]: Taking taylor expansion of (- (* 1/2 x) (* 1/2 y)) in x
0.323 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.323 * [taylor]: Taking taylor expansion of 1/2 in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.323 * [taylor]: Taking taylor expansion of 1/2 in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [taylor]: Taking taylor expansion of (- (* 1/2 x) (* 1/2 y)) in y
0.323 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.323 * [taylor]: Taking taylor expansion of 1/2 in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.323 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.323 * [taylor]: Taking taylor expansion of 1/2 in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.323 * [taylor]: Taking taylor expansion of (- (* 1/2 x) (* 1/2 y)) in y
0.323 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.323 * [taylor]: Taking taylor expansion of 1/2 in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.323 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.323 * [taylor]: Taking taylor expansion of 1/2 in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.324 * [taylor]: Taking taylor expansion of 1/2 in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of -1/2 in x
0.325 * [taylor]: Taking taylor expansion of 0 in x
0.326 * [taylor]: Taking taylor expansion of 0 in x
0.327 * * * [progress]: simplifying candidates
0.327 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (exp.f64 (/.f64 1/2 y)) (exp.f64 (/.f64 -1/2 x)))
  (exp.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (log.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (*.f64 (*.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)) (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))) (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (*.f64 (cbrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))) (cbrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))))
  (cbrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (sqrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (sqrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (+.f64 (*.f64 1/2 x) (*.f64 y -1/2))
  (*.f64 y x)
  (+.f64 (pow.f64 (/.f64 1/2 y) 3) (pow.f64 (/.f64 -1/2 x) 3))
  (+.f64 (*.f64 (/.f64 1/2 y) (/.f64 1/2 y)) (-.f64 (*.f64 (/.f64 -1/2 x) (/.f64 -1/2 x)) (*.f64 (/.f64 1/2 y) (/.f64 -1/2 x))))
  (-.f64 (*.f64 (/.f64 1/2 y) (/.f64 1/2 y)) (*.f64 (/.f64 -1/2 x) (/.f64 -1/2 x)))
  (-.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (-.f64 (*.f64 1/2 (/.f64 1 y)) (*.f64 1/2 (/.f64 1 x)))
  (-.f64 (*.f64 1/2 (/.f64 1 y)) (*.f64 1/2 (/.f64 1 x)))
  (-.f64 (*.f64 1/2 (/.f64 1 y)) (*.f64 1/2 (/.f64 1 x)))
0.402 * * [simplify]: iteration  0 :  4941  enodes  (cost  239 )
0.402 * * [simplify]: iteration  1 :  4941  enodes  (cost  239 )
0.404 * [simplify]: Simplified to:
   (exp.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (exp.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (log.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (pow.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)) 3)
  (*.f64 (cbrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))) (cbrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))))
  (cbrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (sqrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (sqrt.f64 (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x)))
  (+.f64 (*.f64 1/2 x) (*.f64 y -1/2))
  (*.f64 y x)
  (+.f64 (pow.f64 (/.f64 1/2 y) 3) (pow.f64 (/.f64 -1/2 x) 3))
  (+.f64 (/.f64 1/4 (*.f64 y y)) (/.f64 (+.f64 (/.f64 1/4 y) (/.f64 1/4 x)) x))
  (-.f64 (/.f64 1/4 (*.f64 y y)) (/.f64 1/4 (*.f64 x x)))
  (-.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
  (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
0.404 * * * [progress]: adding candidates to table
0.414 * [progress]: [Phase 3 of 3] Extracting.
0.414 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
0.417 * * [simplify]: iteration  0 :  9  enodes  (cost  10 )
0.417 * * [simplify]: iteration  1 :  9  enodes  (cost  10 )
0.417 * [simplify]: Simplified to:
   (+.f64 (/.f64 1/2 y) (/.f64 -1/2 x))
0.825 * [regime-testing]: End program error score: 0.013824848418642476
0.842 * [regime-testing]: Target error score: 0.013824848418642476