3.507 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.049 * * * [progress]: [2/2] Setting up program.
0.050 * [progress]: [Phase 2 of 3] Improving.
0.052 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (*.f64 x y) 2)
0.058 * * [simplify]: iteration  0 :  17  enodes  (cost  7 )
0.058 * * [simplify]: iteration  1 :  17  enodes  (cost  7 )
0.059 * [simplify]: Simplified to:
   (/.f64 (*.f64 x y) 2)
0.059 * * [progress]: iteration 1 / 4
0.059 * * * [progress]: picking best candidate
0.060 * * * * [pick]: Picked  #<alt (λ (x y) (/.f64 (*.f64 x y) 2))>
0.060 * * * [progress]: localizing error
0.063 * * * [progress]: generating rewritten candidates
0.063 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.069 * * * [progress]: generating series expansions
0.069 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.070 * [approximate]: Taking taylor expansion of (* 1/2 (* x y)) in (x y) around 0
0.070 * [taylor]: Taking taylor expansion of (* 1/2 (* x y)) in y
0.070 * [taylor]: Taking taylor expansion of 1/2 in y
0.070 * [taylor]: Taking taylor expansion of (* x y) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of (* 1/2 (* x y)) in x
0.070 * [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 (* x y)) in x
0.070 * [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
0.071 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.072 * [taylor]: Taking taylor expansion of 1/2 in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.073 * [taylor]: Taking taylor expansion of 0 in y
0.075 * [taylor]: Taking taylor expansion of 0 in y
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [approximate]: Taking taylor expansion of (/ 1/2 (* x y)) in (x y) around 0
0.079 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in y
0.079 * [taylor]: Taking taylor expansion of 1/2 in y
0.079 * [taylor]: Taking taylor expansion of (* x y) in y
0.079 * [taylor]: Taking taylor expansion of x in y
0.079 * [taylor]: Taking taylor expansion of y in y
0.080 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.080 * [taylor]: Taking taylor expansion of 1/2 in x
0.080 * [taylor]: Taking taylor expansion of (* x y) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of y in x
0.080 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.080 * [taylor]: Taking taylor expansion of 1/2 in x
0.080 * [taylor]: Taking taylor expansion of (* x y) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of y in x
0.081 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.081 * [taylor]: Taking taylor expansion of 1/2 in y
0.081 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.085 * [taylor]: Taking taylor expansion of 0 in y
0.088 * [taylor]: Taking taylor expansion of 0 in y
0.091 * [approximate]: Taking taylor expansion of (/ 1/2 (* x y)) in (x y) around 0
0.091 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in y
0.091 * [taylor]: Taking taylor expansion of 1/2 in y
0.091 * [taylor]: Taking taylor expansion of (* x y) in y
0.091 * [taylor]: Taking taylor expansion of x in y
0.091 * [taylor]: Taking taylor expansion of y in y
0.092 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.092 * [taylor]: Taking taylor expansion of 1/2 in x
0.092 * [taylor]: Taking taylor expansion of (* x y) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.092 * [taylor]: Taking taylor expansion of y in x
0.093 * [taylor]: Taking taylor expansion of (/ 1/2 (* x y)) in x
0.093 * [taylor]: Taking taylor expansion of 1/2 in x
0.093 * [taylor]: Taking taylor expansion of (* x y) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.094 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.094 * [taylor]: Taking taylor expansion of 1/2 in y
0.094 * [taylor]: Taking taylor expansion of y in y
0.095 * [taylor]: Taking taylor expansion of 0 in y
0.097 * [taylor]: Taking taylor expansion of 0 in y
0.100 * [taylor]: Taking taylor expansion of 0 in y
0.102 * * * [progress]: simplifying candidates
0.103 * [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))
  (exp.f64 (/.f64 (*.f64 x y) 2))
  (log.f64 (/.f64 (*.f64 x y) 2))
  (*.f64 (*.f64 (/.f64 (*.f64 x y) 2) (/.f64 (*.f64 x y) 2)) (/.f64 (*.f64 x y) 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) (*.f64 x y)) (*.f64 x y)) (*.f64 (*.f64 2 2) 2))
  (/.f64 (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 y y) y)) (*.f64 (*.f64 2 2) 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 2 (*.f64 x y))
  (/.f64 1 2)
  (/.f64 2 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 1/2 (*.f64 x y))
  (*.f64 1/2 (*.f64 x y))
  (*.f64 1/2 (*.f64 x y))
0.193 * * [simplify]: iteration  0 :  5034  enodes  (cost  213 )
0.195 * [simplify]: Simplified to:
   (log.f64 (/.f64 (*.f64 x y) 2))
  (log.f64 (/.f64 (*.f64 x y) 2))
  (pow.f64 (sqrt.f64 (exp.f64 x)) y)
  (log.f64 (/.f64 (*.f64 x y) 2))
  (pow.f64 (/.f64 (*.f64 x y) 2) 3)
  (*.f64 (cbrt.f64 (/.f64 (*.f64 x y) 2)) (cbrt.f64 (/.f64 (*.f64 x y) 2)))
  (cbrt.f64 (/.f64 (*.f64 x y) 2))
  (pow.f64 (/.f64 (*.f64 x y) 2) 3)
  (pow.f64 (/.f64 (*.f64 x y) 2) 3)
  (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)
  (/.f64 2 (*.f64 x y))
  1/2
  (/.f64 2 y)
  (*.f64 y (/.f64 x (*.f64 (cbrt.f64 2) (cbrt.f64 2))))
  (*.f64 x (/.f64 y (sqrt.f64 2)))
  (*.f64 x y)
  (/.f64 (*.f64 x y) 2)
  (/.f64 (*.f64 x y) 2)
  (/.f64 (*.f64 x y) 2)
0.195 * * * [progress]: adding candidates to table
0.207 * * [progress]: iteration 2 / 4
0.207 * * * [progress]: picking best candidate
0.208 * * * * [pick]: Picked  #<alt (λ (x y) (*.f64 x (/.f64 y 2)))>
0.208 * * * [progress]: localizing error
0.211 * * * [progress]: generating rewritten candidates
0.211 * * * [progress]: generating series expansions
0.212 * * * [progress]: simplifying candidates
0.212 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.217 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.218 * [simplify]: Simplified to:
   
0.218 * * * [progress]: adding candidates to table
0.218 * [progress]: [Phase 3 of 3] Extracting.
0.219 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x (/.f64 y 2))
0.222 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
0.222 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
0.222 * [simplify]: Simplified to:
   (*.f64 x (/.f64 y 2))
0.527 * [regime-testing]: End program error score: 0.00029027729652298566