17.569 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.049 * * * [progress]: [2/2] Setting up program.
0.051 * [progress]: [Phase 2 of 3] Improving.
0.051 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (*.f64 x y) 2)
0.056 * * [simplify]: iteration  0 :  16  enodes  (cost  5 )
0.056 * * [simplify]: iteration  1 :  16  enodes  (cost  5 )
0.056 * [simplify]: Simplified to:
   (/.f64 (*.f64 x y) 2)
0.056 * * [progress]: iteration 1 / 4
0.056 * * * [progress]: picking best candidate
0.057 * * * * [pick]: Picked  #<alt (λ (x y) (/.f64 (*.f64 x y) 2))>
0.058 * * * [progress]: localizing error
0.061 * * * [progress]: generating rewritten candidates
0.061 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.067 * * * [progress]: generating series expansions
0.067 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.067 * [approximate]: Taking taylor expansion of (* 1/2 (* x y)) in (x y) around 0
0.067 * [taylor]: Taking taylor expansion of (* 1/2 (* x y)) in y
0.067 * [taylor]: Taking taylor expansion of 1/2 in y
0.067 * [taylor]: Taking taylor expansion of (* x y) in y
0.067 * [taylor]: Taking taylor expansion of x in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.067 * [taylor]: Taking taylor expansion of (* 1/2 (* x y)) in x
0.067 * [taylor]: Taking taylor expansion of 1/2 in x
0.067 * [taylor]: Taking taylor expansion of (* x y) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [taylor]: Taking taylor expansion of (* 1/2 (* x y)) in x
0.067 * [taylor]: Taking taylor expansion of 1/2 in x
0.067 * [taylor]: Taking taylor expansion of (* x y) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.067 * [taylor]: Taking taylor expansion of 1/2 in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [approximate]: Taking taylor expansion of (/ 1/2 (* x y)) in (x y) around 0
0.068 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in y
0.068 * [taylor]: Taking taylor expansion of 1/2 in y
0.068 * [taylor]: Taking taylor expansion of (* x y) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.068 * [taylor]: Taking taylor expansion of 1/2 in x
0.068 * [taylor]: Taking taylor expansion of (* x y) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.068 * [taylor]: Taking taylor expansion of 1/2 in x
0.068 * [taylor]: Taking taylor expansion of (* x y) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.068 * [taylor]: Taking taylor expansion of 1/2 in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [approximate]: Taking taylor expansion of (/ 1/2 (* x y)) in (x y) around 0
0.069 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in y
0.069 * [taylor]: Taking taylor expansion of 1/2 in y
0.069 * [taylor]: Taking taylor expansion of (* x y) in y
0.069 * [taylor]: Taking taylor expansion of x in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.069 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.069 * [taylor]: Taking taylor expansion of 1/2 in x
0.069 * [taylor]: Taking taylor expansion of (* x y) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.069 * [taylor]: Taking taylor expansion of 1/2 in x
0.070 * [taylor]: Taking taylor expansion of (* x y) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.070 * [taylor]: Taking taylor expansion of 1/2 in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * * * [progress]: simplifying candidates
0.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (+.f64 (log.f64 x) (log.f64 y)) (log.f64 2))
  (-.f64 (log.f64 (*.f64 x y)) (log.f64 2))
  (log.f64 (/.f64 (*.f64 x y) 2))
  (exp.f64 (/.f64 (*.f64 x y) 2))
  (/.f64 (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 y y) y)) (*.f64 (*.f64 2 2) 2))
  (/.f64 (*.f64 (*.f64 (*.f64 x y) (*.f64 x y)) (*.f64 x y)) (*.f64 (*.f64 2 2) 2))
  (*.f64 (cbrt.f64 (/.f64 (*.f64 x y) 2)) (cbrt.f64 (/.f64 (*.f64 x y) 2)))
  (cbrt.f64 (/.f64 (*.f64 x y) 2))
  (*.f64 (*.f64 (/.f64 (*.f64 x y) 2) (/.f64 (*.f64 x y) 2)) (/.f64 (*.f64 x y) 2))
  (sqrt.f64 (/.f64 (*.f64 x y) 2))
  (sqrt.f64 (/.f64 (*.f64 x y) 2))
  (neg.f64 (*.f64 x y))
  (neg.f64 2)
  (/.f64 x (*.f64 (cbrt.f64 2) (cbrt.f64 2)))
  (/.f64 y (cbrt.f64 2))
  (/.f64 x (sqrt.f64 2))
  (/.f64 y (sqrt.f64 2))
  (/.f64 x 1)
  (/.f64 y 2)
  (/.f64 1 2)
  (/.f64 2 (*.f64 x y))
  (/.f64 (*.f64 x y) (*.f64 (cbrt.f64 2) (cbrt.f64 2)))
  (/.f64 (*.f64 x y) (sqrt.f64 2))
  (/.f64 (*.f64 x y) 1)
  (/.f64 2 y)
  (*.f64 1/2 (*.f64 x y))
  (*.f64 1/2 (*.f64 x y))
  (*.f64 1/2 (*.f64 x y))
0.127 * * [simplify]: iteration  0 :  4977  enodes  (cost  145 )
0.128 * * [simplify]: iteration  1 :  4977  enodes  (cost  145 )
0.129 * [simplify]: Simplified to:
   (log.f64 (/.f64 (*.f64 x y) 2))
  (log.f64 (/.f64 (*.f64 x y) 2))
  (log.f64 (/.f64 (*.f64 x y) 2))
  (pow.f64 (sqrt.f64 (exp.f64 x)) y)
  (*.f64 (pow.f64 (*.f64 x y) 3) 1/8)
  (*.f64 (pow.f64 (*.f64 x y) 3) 1/8)
  (*.f64 (cbrt.f64 (/.f64 (*.f64 x y) 2)) (cbrt.f64 (/.f64 (*.f64 x y) 2)))
  (cbrt.f64 (/.f64 (*.f64 x y) 2))
  (*.f64 (pow.f64 (*.f64 x y) 3) 1/8)
  (sqrt.f64 (/.f64 (*.f64 x y) 2))
  (sqrt.f64 (/.f64 (*.f64 x y) 2))
  (neg.f64 (*.f64 x y))
  -2
  (/.f64 x (*.f64 (cbrt.f64 2) (cbrt.f64 2)))
  (/.f64 y (cbrt.f64 2))
  (/.f64 x (sqrt.f64 2))
  (/.f64 y (sqrt.f64 2))
  x
  (/.f64 y 2)
  1/2
  (/.f64 2 (*.f64 x y))
  (*.f64 y (/.f64 x (*.f64 (cbrt.f64 2) (cbrt.f64 2))))
  (*.f64 x (/.f64 y (sqrt.f64 2)))
  (*.f64 x y)
  (/.f64 2 y)
  (/.f64 (*.f64 x y) 2)
  (/.f64 (*.f64 x y) 2)
  (/.f64 (*.f64 x y) 2)
0.129 * * * [progress]: adding candidates to table
0.139 * * [progress]: iteration 2 / 4
0.139 * * * [progress]: picking best candidate
0.141 * * * * [pick]: Picked  #<alt (λ (x y) (*.f64 x (/.f64 y 2)))>
0.141 * * * [progress]: localizing error
0.144 * * * [progress]: generating rewritten candidates
0.144 * * * [progress]: generating series expansions
0.144 * * * [progress]: simplifying candidates
0.144 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.148 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.149 * [simplify]: Simplified to:
   
0.149 * * * [progress]: adding candidates to table
0.149 * [progress]: [Phase 3 of 3] Extracting.
0.153 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x (/.f64 y 2))
0.154 * * [simplify]: iteration  0 :  6  enodes  (cost  5 )
0.154 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
0.154 * [simplify]: Simplified to:
   (*.f64 x (/.f64 y 2))
0.562 * [regime-testing]: End program error score: 0.00041529292347635484