33.495 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.110 * * * [progress]: [2/2] Setting up program.
0.112 * [progress]: [Phase 2 of 3] Improving.
0.112 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y))
0.117 * * [simplify]: iteration  0 :  36  enodes  (cost  9 )
0.117 * * [simplify]: iteration  1 :  36  enodes  (cost  9 )
0.117 * [simplify]: Simplified to:
   (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2)))
0.119 * * [progress]: iteration 1 / 4
0.119 * * * [progress]: picking best candidate
0.120 * * * * [pick]: Picked  #<alt (λ (x y) (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)))>
0.120 * * * [progress]: localizing error
0.126 * * * [progress]: generating rewritten candidates
0.126 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.135 * * * [progress]: generating series expansions
0.135 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.136 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in (x y) around 0
0.136 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in y
0.136 * [taylor]: Taking taylor expansion of 1/2 in y
0.136 * [taylor]: Taking taylor expansion of (/ (+ x y) (* x y)) in y
0.136 * [taylor]: Taking taylor expansion of (+ x y) in y
0.136 * [taylor]: Taking taylor expansion of x in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.136 * [taylor]: Taking taylor expansion of (* x y) in y
0.136 * [taylor]: Taking taylor expansion of x in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.136 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in x
0.136 * [taylor]: Taking taylor expansion of 1/2 in x
0.136 * [taylor]: Taking taylor expansion of (/ (+ x y) (* x y)) in x
0.136 * [taylor]: Taking taylor expansion of (+ x y) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of (* x y) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in x
0.136 * [taylor]: Taking taylor expansion of 1/2 in x
0.136 * [taylor]: Taking taylor expansion of (/ (+ x y) (* x y)) in x
0.136 * [taylor]: Taking taylor expansion of (+ x y) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of (* x y) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of y in x
0.136 * [taylor]: Taking taylor expansion of 1/2 in y
0.137 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.137 * [taylor]: Taking taylor expansion of 1/2 in y
0.137 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.137 * [taylor]: Taking taylor expansion of y in y
0.137 * [taylor]: Taking taylor expansion of 0 in y
0.137 * [taylor]: Taking taylor expansion of 0 in y
0.138 * [taylor]: Taking taylor expansion of 0 in y
0.138 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in (x y) around 0
0.138 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in y
0.138 * [taylor]: Taking taylor expansion of 1/2 in y
0.138 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in y
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of (* y x) in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of x in y
0.138 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.138 * [taylor]: Taking taylor expansion of 1/2 in x
0.138 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (* y x) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.138 * [taylor]: Taking taylor expansion of 1/2 in x
0.138 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.138 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.139 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of (* y x) in x
0.139 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of x in x
0.139 * [taylor]: Taking taylor expansion of 0 in y
0.139 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.139 * [taylor]: Taking taylor expansion of 1/2 in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [taylor]: Taking taylor expansion of 1/2 in y
0.139 * [taylor]: Taking taylor expansion of 0 in y
0.140 * [taylor]: Taking taylor expansion of 0 in y
0.140 * [taylor]: Taking taylor expansion of 0 in y
0.141 * [approximate]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in (x y) around 0
0.141 * [taylor]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in y
0.141 * [taylor]: Taking taylor expansion of -1/2 in y
0.141 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in y
0.141 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.141 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.141 * [taylor]: Taking taylor expansion of y in y
0.141 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.141 * [taylor]: Taking taylor expansion of x in y
0.141 * [taylor]: Taking taylor expansion of (* y x) in y
0.141 * [taylor]: Taking taylor expansion of y in y
0.141 * [taylor]: Taking taylor expansion of x in y
0.141 * [taylor]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.141 * [taylor]: Taking taylor expansion of -1/2 in x
0.141 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.141 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.141 * [taylor]: Taking taylor expansion of y in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (* y x) in x
0.141 * [taylor]: Taking taylor expansion of y in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.141 * [taylor]: Taking taylor expansion of -1/2 in x
0.141 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.141 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.141 * [taylor]: Taking taylor expansion of y in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (* y x) in x
0.141 * [taylor]: Taking taylor expansion of y in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.142 * [taylor]: Taking taylor expansion of 0 in y
0.142 * [taylor]: Taking taylor expansion of (neg (* 1/2 y)) in y
0.142 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.142 * [taylor]: Taking taylor expansion of 1/2 in y
0.142 * [taylor]: Taking taylor expansion of y in y
0.142 * [taylor]: Taking taylor expansion of -1/2 in y
0.142 * [taylor]: Taking taylor expansion of 0 in y
0.143 * [taylor]: Taking taylor expansion of 0 in y
0.143 * [taylor]: Taking taylor expansion of 0 in y
0.144 * * * [progress]: simplifying candidates
0.144 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (log.f64 (+.f64 x y)) (+.f64 (+.f64 (log.f64 x) (log.f64 2)) (log.f64 y)))
  (-.f64 (log.f64 (+.f64 x y)) (+.f64 (log.f64 (*.f64 x 2)) (log.f64 y)))
  (-.f64 (log.f64 (+.f64 x y)) (log.f64 (*.f64 (*.f64 x 2) y)))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)))
  (exp.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)))
  (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 2 2) 2)) (*.f64 (*.f64 y y) y)))
  (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (*.f64 (*.f64 x 2) (*.f64 x 2)) (*.f64 x 2)) (*.f64 (*.f64 y y) y)))
  (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (*.f64 (*.f64 x 2) y) (*.f64 (*.f64 x 2) y)) (*.f64 (*.f64 x 2) y)))
  (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y))))
  (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)))
  (*.f64 (*.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)) (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y))) (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)))
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)))
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 (*.f64 x 2) y)))
  (neg.f64 (+.f64 x y))
  (neg.f64 (*.f64 (*.f64 x 2) y))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (*.f64 x 2))
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 x 2))
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 1 (*.f64 x 2))
  (/.f64 (+.f64 x y) y)
  (/.f64 1 (*.f64 x 2))
  (/.f64 (+.f64 x y) y)
  (/.f64 1 (*.f64 (*.f64 x 2) y))
  (/.f64 (*.f64 (*.f64 x 2) y) (+.f64 x y))
  (/.f64 (+.f64 x y) (*.f64 x 2))
  (/.f64 (*.f64 (*.f64 x 2) y) (cbrt.f64 (+.f64 x y)))
  (/.f64 (*.f64 (*.f64 x 2) y) (sqrt.f64 (+.f64 x y)))
  (/.f64 (*.f64 (*.f64 x 2) y) (+.f64 x y))
  (/.f64 (*.f64 (*.f64 x 2) y) (+.f64 x y))
  (*.f64 (*.f64 (*.f64 x 2) y) (+.f64 (*.f64 x x) (-.f64 (*.f64 y y) (*.f64 x y))))
  (*.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y))
  (+.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)))
0.172 * * [simplify]: iteration  0 :  5265  enodes  (cost  306 )
0.174 * [simplify]: Simplified to:
   (log.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2))))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2))))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2))))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2))))
  (sqrt.f64 (exp.f64 (/.f64 (+.f64 x y) (*.f64 x y))))
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2)))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2)))))
  (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2))))
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2))))
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 y (*.f64 x 2))))
  (neg.f64 (+.f64 x y))
  (*.f64 x (*.f64 y -2))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (*.f64 x 2))
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 x 2))
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 1/2 x)
  (/.f64 (+.f64 x y) y)
  (/.f64 1/2 x)
  (/.f64 (+.f64 x y) y)
  (/.f64 (/.f64 1/2 x) y)
  (/.f64 (*.f64 x 2) (/.f64 (+.f64 x y) y))
  (/.f64 (+.f64 x y) (*.f64 x 2))
  (/.f64 (*.f64 x 2) (/.f64 (cbrt.f64 (+.f64 x y)) y))
  (/.f64 y (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 x 2)))
  (/.f64 (*.f64 x 2) (/.f64 (+.f64 x y) y))
  (/.f64 (*.f64 x 2) (/.f64 (+.f64 x y) y))
  (*.f64 (*.f64 y (*.f64 x 2)) (+.f64 (*.f64 x x) (*.f64 y (-.f64 y x))))
  (*.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
0.174 * * * [progress]: adding candidates to table
0.195 * * [progress]: iteration 2 / 4
0.195 * * * [progress]: picking best candidate
0.198 * * * * [pick]: Picked  #<alt (λ (x y) (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))>
0.198 * * * [progress]: localizing error
0.202 * * * [progress]: generating rewritten candidates
0.202 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.215 * * * [progress]: generating series expansions
0.215 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.215 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in (x y) around 0
0.215 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in y
0.215 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.215 * [taylor]: Taking taylor expansion of 1/2 in y
0.215 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.215 * [taylor]: Taking taylor expansion of y in y
0.215 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in y
0.215 * [taylor]: Taking taylor expansion of 1/2 in y
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.215 * [taylor]: Taking taylor expansion of x in y
0.215 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in x
0.215 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in x
0.216 * [taylor]: Taking taylor expansion of 1/2 in x
0.216 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.216 * [taylor]: Taking taylor expansion of y in x
0.216 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.216 * [taylor]: Taking taylor expansion of 1/2 in x
0.216 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.216 * [taylor]: Taking taylor expansion of x in x
0.216 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in x
0.216 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in x
0.216 * [taylor]: Taking taylor expansion of 1/2 in x
0.216 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.216 * [taylor]: Taking taylor expansion of y in x
0.216 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.216 * [taylor]: Taking taylor expansion of 1/2 in x
0.216 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.216 * [taylor]: Taking taylor expansion of x in x
0.216 * [taylor]: Taking taylor expansion of 1/2 in y
0.216 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.216 * [taylor]: Taking taylor expansion of 1/2 in y
0.216 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.216 * [taylor]: Taking taylor expansion of y in y
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.217 * [taylor]: Taking taylor expansion of 0 in y
0.217 * [taylor]: Taking taylor expansion of 0 in y
0.217 * [approximate]: Taking taylor expansion of (+ (* 1/2 x) (* 1/2 y)) in (x y) around 0
0.217 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) (* 1/2 y)) in y
0.217 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.217 * [taylor]: Taking taylor expansion of 1/2 in y
0.217 * [taylor]: Taking taylor expansion of x in y
0.217 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.217 * [taylor]: Taking taylor expansion of 1/2 in y
0.217 * [taylor]: Taking taylor expansion of y in y
0.217 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) (* 1/2 y)) in x
0.217 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.217 * [taylor]: Taking taylor expansion of 1/2 in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.217 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.217 * [taylor]: Taking taylor expansion of 1/2 in x
0.217 * [taylor]: Taking taylor expansion of y in x
0.218 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) (* 1/2 y)) in x
0.218 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.218 * [taylor]: Taking taylor expansion of 1/2 in x
0.218 * [taylor]: Taking taylor expansion of x in x
0.218 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.218 * [taylor]: Taking taylor expansion of 1/2 in x
0.218 * [taylor]: Taking taylor expansion of y in x
0.218 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.218 * [taylor]: Taking taylor expansion of 1/2 in y
0.218 * [taylor]: Taking taylor expansion of y in y
0.218 * [taylor]: Taking taylor expansion of 1/2 in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [approximate]: Taking taylor expansion of (neg (+ (* 1/2 x) (* 1/2 y))) in (x y) around 0
0.218 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 x) (* 1/2 y))) in y
0.218 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) (* 1/2 y)) in y
0.218 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.218 * [taylor]: Taking taylor expansion of 1/2 in y
0.219 * [taylor]: Taking taylor expansion of x in y
0.219 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.219 * [taylor]: Taking taylor expansion of 1/2 in y
0.219 * [taylor]: Taking taylor expansion of y in y
0.219 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 x) (* 1/2 y))) in x
0.219 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) (* 1/2 y)) in x
0.219 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.219 * [taylor]: Taking taylor expansion of 1/2 in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.219 * [taylor]: Taking taylor expansion of 1/2 in x
0.219 * [taylor]: Taking taylor expansion of y in x
0.219 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 x) (* 1/2 y))) in x
0.219 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) (* 1/2 y)) in x
0.219 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.219 * [taylor]: Taking taylor expansion of 1/2 in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.219 * [taylor]: Taking taylor expansion of 1/2 in x
0.219 * [taylor]: Taking taylor expansion of y in x
0.219 * [taylor]: Taking taylor expansion of (neg (* 1/2 y)) in y
0.219 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.219 * [taylor]: Taking taylor expansion of 1/2 in y
0.219 * [taylor]: Taking taylor expansion of y in y
0.219 * [taylor]: Taking taylor expansion of -1/2 in y
0.219 * [taylor]: Taking taylor expansion of 0 in y
0.219 * [taylor]: Taking taylor expansion of 0 in y
0.220 * * * [progress]: simplifying candidates
0.220 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (exp.f64 (/.f64 1/2 x)) (exp.f64 (/.f64 1/2 y)))
  (log.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (exp.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (*.f64 (cbrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))) (cbrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))))
  (cbrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (*.f64 (*.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)) (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))) (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (sqrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (sqrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (+.f64 (*.f64 1/2 y) (*.f64 x 1/2))
  (*.f64 x y)
  (+.f64 (pow.f64 (/.f64 1/2 x) 3) (pow.f64 (/.f64 1/2 y) 3))
  (+.f64 (*.f64 (/.f64 1/2 x) (/.f64 1/2 x)) (-.f64 (*.f64 (/.f64 1/2 y) (/.f64 1/2 y)) (*.f64 (/.f64 1/2 x) (/.f64 1/2 y))))
  (-.f64 (*.f64 (/.f64 1/2 x) (/.f64 1/2 x)) (*.f64 (/.f64 1/2 y) (/.f64 1/2 y)))
  (-.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 (cbrt.f64 1/2) x) (/.f64 (cbrt.f64 1/2) y))
  (+.f64 (/.f64 (sqrt.f64 1/2) x) (/.f64 (sqrt.f64 1/2) y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1 x) (/.f64 1 y))
  (+.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)))
0.285 * * [simplify]: iteration  0 :  4982  enodes  (cost  186 )
0.285 * * [simplify]: iteration  1 :  4982  enodes  (cost  186 )
0.286 * [simplify]: Simplified to:
   (exp.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (log.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (exp.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (*.f64 (cbrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))) (cbrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))))
  (cbrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (pow.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)) 3)
  (sqrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (sqrt.f64 (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))
  (*.f64 1/2 (+.f64 x y))
  (*.f64 x y)
  (+.f64 (pow.f64 (/.f64 1/2 x) 3) (pow.f64 (/.f64 1/2 y) 3))
  (+.f64 (/.f64 1/4 (*.f64 x x)) (/.f64 (+.f64 (/.f64 1/4 y) (/.f64 -1/4 x)) y))
  (-.f64 (/.f64 1/4 (*.f64 x x)) (/.f64 1/4 (*.f64 y y)))
  (-.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 (cbrt.f64 1/2) x) (/.f64 (cbrt.f64 1/2) y))
  (+.f64 (/.f64 (sqrt.f64 1/2) x) (/.f64 (sqrt.f64 1/2) y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1 x) (/.f64 1 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
0.287 * * * [progress]: adding candidates to table
0.297 * * [progress]: iteration 3 / 4
0.297 * * * [progress]: picking best candidate
0.298 * * * * [pick]: Picked  #<alt (λ (x y) (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))>
0.298 * * * [progress]: localizing error
0.304 * * * [progress]: generating rewritten candidates
0.304 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.313 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.323 * * * [progress]: generating series expansions
0.323 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.323 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in (x y) around 0
0.323 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in y
0.323 * [taylor]: Taking taylor expansion of 1/2 in y
0.323 * [taylor]: Taking taylor expansion of (/ (+ x y) (* x y)) in y
0.323 * [taylor]: Taking taylor expansion of (+ x y) in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.323 * [taylor]: Taking taylor expansion of (* x y) in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.323 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in x
0.323 * [taylor]: Taking taylor expansion of 1/2 in x
0.323 * [taylor]: Taking taylor expansion of (/ (+ x y) (* x y)) in x
0.323 * [taylor]: Taking taylor expansion of (+ x y) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [taylor]: Taking taylor expansion of (* x y) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) (* x y))) in x
0.323 * [taylor]: Taking taylor expansion of 1/2 in x
0.323 * [taylor]: Taking taylor expansion of (/ (+ x y) (* x y)) in x
0.323 * [taylor]: Taking taylor expansion of (+ x y) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.323 * [taylor]: Taking taylor expansion of (* x y) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of y in x
0.324 * [taylor]: Taking taylor expansion of 1/2 in y
0.324 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.324 * [taylor]: Taking taylor expansion of 1/2 in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.324 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of 0 in y
0.324 * [taylor]: Taking taylor expansion of 0 in y
0.325 * [taylor]: Taking taylor expansion of 0 in y
0.325 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in (x y) around 0
0.325 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in y
0.325 * [taylor]: Taking taylor expansion of 1/2 in y
0.325 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in y
0.325 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.325 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.325 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.325 * [taylor]: Taking taylor expansion of x in y
0.325 * [taylor]: Taking taylor expansion of (* y x) in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.325 * [taylor]: Taking taylor expansion of x in y
0.325 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.325 * [taylor]: Taking taylor expansion of 1/2 in x
0.325 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.325 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.325 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of (* y x) in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.326 * [taylor]: Taking taylor expansion of 1/2 in x
0.326 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.326 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.326 * [taylor]: Taking taylor expansion of y in x
0.326 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (* y x) in x
0.326 * [taylor]: Taking taylor expansion of y in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of 0 in y
0.326 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.326 * [taylor]: Taking taylor expansion of 1/2 in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of 1/2 in y
0.327 * [taylor]: Taking taylor expansion of 0 in y
0.327 * [taylor]: Taking taylor expansion of 0 in y
0.328 * [taylor]: Taking taylor expansion of 0 in y
0.330 * [approximate]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in (x y) around 0
0.330 * [taylor]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in y
0.330 * [taylor]: Taking taylor expansion of -1/2 in y
0.330 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in y
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of (* y x) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.330 * [taylor]: Taking taylor expansion of -1/2 in x
0.330 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (* y x) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (* -1/2 (* (+ (/ 1 y) (/ 1 x)) (* y x))) in x
0.330 * [taylor]: Taking taylor expansion of -1/2 in x
0.330 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (* y x)) in x
0.330 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (* y x) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of 0 in y
0.331 * [taylor]: Taking taylor expansion of (neg (* 1/2 y)) in y
0.331 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.331 * [taylor]: Taking taylor expansion of 1/2 in y
0.331 * [taylor]: Taking taylor expansion of y in y
0.331 * [taylor]: Taking taylor expansion of -1/2 in y
0.331 * [taylor]: Taking taylor expansion of 0 in y
0.332 * [taylor]: Taking taylor expansion of 0 in y
0.332 * [taylor]: Taking taylor expansion of 0 in y
0.333 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.333 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) x)) in (x y) around 0
0.333 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) x)) in y
0.333 * [taylor]: Taking taylor expansion of 1/2 in y
0.333 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in y
0.333 * [taylor]: Taking taylor expansion of (+ x y) in y
0.333 * [taylor]: Taking taylor expansion of x in y
0.333 * [taylor]: Taking taylor expansion of y in y
0.333 * [taylor]: Taking taylor expansion of x in y
0.333 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) x)) in x
0.333 * [taylor]: Taking taylor expansion of 1/2 in x
0.333 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in x
0.333 * [taylor]: Taking taylor expansion of (+ x y) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) x)) in x
0.333 * [taylor]: Taking taylor expansion of 1/2 in x
0.333 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in x
0.333 * [taylor]: Taking taylor expansion of (+ x y) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.333 * [taylor]: Taking taylor expansion of 1/2 in y
0.333 * [taylor]: Taking taylor expansion of y in y
0.333 * [taylor]: Taking taylor expansion of 1/2 in y
0.334 * [taylor]: Taking taylor expansion of 0 in y
0.334 * [taylor]: Taking taylor expansion of 0 in y
0.334 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.334 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in y
0.334 * [taylor]: Taking taylor expansion of 1/2 in y
0.334 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
0.334 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.334 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.334 * [taylor]: Taking taylor expansion of y in y
0.334 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.334 * [taylor]: Taking taylor expansion of x in y
0.334 * [taylor]: Taking taylor expansion of x in y
0.334 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.334 * [taylor]: Taking taylor expansion of 1/2 in x
0.334 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.334 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.334 * [taylor]: Taking taylor expansion of y in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.334 * [taylor]: Taking taylor expansion of x in x
0.334 * [taylor]: Taking taylor expansion of x in x
0.334 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.334 * [taylor]: Taking taylor expansion of 1/2 in x
0.334 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.334 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.334 * [taylor]: Taking taylor expansion of y in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.335 * [taylor]: Taking taylor expansion of 0 in y
0.335 * [taylor]: Taking taylor expansion of 1/2 in y
0.335 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.335 * [taylor]: Taking taylor expansion of 1/2 in y
0.335 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.335 * [taylor]: Taking taylor expansion of y in y
0.335 * [taylor]: Taking taylor expansion of 0 in y
0.336 * [taylor]: Taking taylor expansion of 0 in y
0.336 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.336 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in y
0.336 * [taylor]: Taking taylor expansion of 1/2 in y
0.336 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
0.336 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.336 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.336 * [taylor]: Taking taylor expansion of y in y
0.336 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.336 * [taylor]: Taking taylor expansion of x in y
0.336 * [taylor]: Taking taylor expansion of x in y
0.336 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.336 * [taylor]: Taking taylor expansion of 1/2 in x
0.336 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.336 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.337 * [taylor]: Taking taylor expansion of 1/2 in x
0.337 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.337 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.337 * [taylor]: Taking taylor expansion of 1/2 in y
0.337 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.337 * [taylor]: Taking taylor expansion of 1/2 in y
0.337 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.337 * [taylor]: Taking taylor expansion of y in y
0.338 * [taylor]: Taking taylor expansion of 0 in y
0.338 * [taylor]: Taking taylor expansion of 0 in y
0.338 * * * [progress]: simplifying candidates
0.339 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (-.f64 (log.f64 (+.f64 x y)) (+.f64 (log.f64 x) (log.f64 2))) (log.f64 y))
  (-.f64 (-.f64 (log.f64 (+.f64 x y)) (log.f64 (*.f64 x 2))) (log.f64 y))
  (-.f64 (log.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (log.f64 y))
  (log.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (exp.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (/.f64 (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 2 2) 2))) (*.f64 (*.f64 y y) y))
  (/.f64 (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (*.f64 x 2) (*.f64 x 2)) (*.f64 x 2))) (*.f64 (*.f64 y y) y))
  (/.f64 (*.f64 (*.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (/.f64 (+.f64 x y) (*.f64 x 2))) (/.f64 (+.f64 x y) (*.f64 x 2))) (*.f64 (*.f64 y y) y))
  (*.f64 (cbrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y)) (cbrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y)))
  (cbrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (*.f64 (*.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y) (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y)) (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (sqrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (sqrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (neg.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (neg.f64 y)
  (/.f64 (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 y))
  (/.f64 (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))) (sqrt.f64 y))
  (/.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (sqrt.f64 y))
  (/.f64 (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))) 1)
  (/.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) y)
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 y))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (sqrt.f64 y))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (sqrt.f64 y))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) 1)
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) y)
  (/.f64 (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (cbrt.f64 (+.f64 x y)) 2) (cbrt.f64 y))
  (/.f64 (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x) (sqrt.f64 y))
  (/.f64 (/.f64 (cbrt.f64 (+.f64 x y)) 2) (sqrt.f64 y))
  (/.f64 (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x) 1)
  (/.f64 (/.f64 (cbrt.f64 (+.f64 x y)) 2) y)
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) 2) (cbrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) x) (sqrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) 2) (sqrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) x) 1)
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) 2) y)
  (/.f64 (/.f64 1 x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) 2) (cbrt.f64 y))
  (/.f64 (/.f64 1 x) (sqrt.f64 y))
  (/.f64 (/.f64 (+.f64 x y) 2) (sqrt.f64 y))
  (/.f64 (/.f64 1 x) 1)
  (/.f64 (/.f64 (+.f64 x y) 2) y)
  (/.f64 (/.f64 1 x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) 2) (cbrt.f64 y))
  (/.f64 (/.f64 1 x) (sqrt.f64 y))
  (/.f64 (/.f64 (+.f64 x y) 2) (sqrt.f64 y))
  (/.f64 (/.f64 1 x) 1)
  (/.f64 (/.f64 (+.f64 x y) 2) y)
  (/.f64 1 (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (cbrt.f64 y))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (sqrt.f64 y))
  (/.f64 1 1)
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y)
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 1 (*.f64 x 2)) (cbrt.f64 y))
  (/.f64 (+.f64 x y) (sqrt.f64 y))
  (/.f64 (/.f64 1 (*.f64 x 2)) (sqrt.f64 y))
  (/.f64 (+.f64 x y) 1)
  (/.f64 (/.f64 1 (*.f64 x 2)) y)
  (/.f64 1 y)
  (/.f64 y (/.f64 (+.f64 x y) (*.f64 x 2)))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (sqrt.f64 y))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) 1)
  (/.f64 y (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))))
  (/.f64 y (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))))
  (/.f64 y (/.f64 (cbrt.f64 (+.f64 x y)) 2))
  (/.f64 y (/.f64 (sqrt.f64 (+.f64 x y)) 2))
  (/.f64 y (/.f64 (+.f64 x y) 2))
  (/.f64 y (/.f64 (+.f64 x y) 2))
  (/.f64 y (/.f64 (+.f64 x y) (*.f64 x 2)))
  (/.f64 y (/.f64 1 (*.f64 x 2)))
  (*.f64 y (*.f64 x 2))
  (-.f64 (log.f64 (+.f64 x y)) (+.f64 (log.f64 x) (log.f64 2)))
  (-.f64 (log.f64 (+.f64 x y)) (log.f64 (*.f64 x 2)))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (exp.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 2 2) 2)))
  (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (*.f64 x 2) (*.f64 x 2)) (*.f64 x 2)))
  (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))))
  (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (*.f64 (*.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (/.f64 (+.f64 x y) (*.f64 x 2))) (/.f64 (+.f64 x y) (*.f64 x 2)))
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (neg.f64 (+.f64 x y))
  (neg.f64 (*.f64 x 2))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x)
  (/.f64 (cbrt.f64 (+.f64 x y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) x)
  (/.f64 (sqrt.f64 (+.f64 x y)) 2)
  (/.f64 1 x)
  (/.f64 (+.f64 x y) 2)
  (/.f64 1 x)
  (/.f64 (+.f64 x y) 2)
  (/.f64 1 (*.f64 x 2))
  (/.f64 (*.f64 x 2) (+.f64 x y))
  (/.f64 (+.f64 x y) x)
  (/.f64 (*.f64 x 2) (cbrt.f64 (+.f64 x y)))
  (/.f64 (*.f64 x 2) (sqrt.f64 (+.f64 x y)))
  (/.f64 (*.f64 x 2) (+.f64 x y))
  (/.f64 (*.f64 x 2) (+.f64 x y))
  (*.f64 (*.f64 x 2) (+.f64 (*.f64 x x) (-.f64 (*.f64 y y) (*.f64 x y))))
  (*.f64 (*.f64 x 2) (-.f64 x y))
  (+.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)))
  (+.f64 (*.f64 1/2 (/.f64 y x)) 1/2)
  (+.f64 (*.f64 1/2 (/.f64 y x)) 1/2)
  (+.f64 (*.f64 1/2 (/.f64 y x)) 1/2)
0.372 * * [simplify]: iteration  0 :  5101  enodes  (cost  958 )
0.376 * [simplify]: Simplified to:
   (log.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (log.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (log.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (log.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (sqrt.f64 (exp.f64 (/.f64 (+.f64 x y) (*.f64 x y))))
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (*.f64 (cbrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y)) (cbrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y)))
  (cbrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) (*.f64 x y)) 3) 8)
  (sqrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (sqrt.f64 (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))
  (-.f64 -1/2 (/.f64 (/.f64 y x) 2))
  (neg.f64 y)
  (/.f64 (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 y))
  (/.f64 (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))) (sqrt.f64 y))
  (/.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (sqrt.f64 y))
  (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))))
  (/.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) y)
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 y))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (sqrt.f64 y))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (sqrt.f64 y))
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (/.f64 (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) y)
  (/.f64 (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (cbrt.f64 (+.f64 x y)) 2) (cbrt.f64 y))
  (/.f64 (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x) (sqrt.f64 y))
  (/.f64 (/.f64 (cbrt.f64 (+.f64 x y)) 2) (sqrt.f64 y))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x)
  (/.f64 (/.f64 (cbrt.f64 (+.f64 x y)) 2) y)
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) 2) (cbrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) x) (sqrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) 2) (sqrt.f64 y))
  (/.f64 (sqrt.f64 (+.f64 x y)) x)
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) 2) y)
  (/.f64 (/.f64 1 x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) 2) (cbrt.f64 y))
  (/.f64 (/.f64 1 x) (sqrt.f64 y))
  (/.f64 (/.f64 (+.f64 x y) 2) (sqrt.f64 y))
  (/.f64 1 x)
  (/.f64 (/.f64 (+.f64 x y) 2) y)
  (/.f64 (/.f64 1 x) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) 2) (cbrt.f64 y))
  (/.f64 (/.f64 1 x) (sqrt.f64 y))
  (/.f64 (/.f64 (+.f64 x y) 2) (sqrt.f64 y))
  (/.f64 1 x)
  (/.f64 (/.f64 (+.f64 x y) 2) y)
  (/.f64 1 (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (cbrt.f64 y))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (sqrt.f64 y))
  1
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y)
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 1/2 x) (cbrt.f64 y))
  (/.f64 (+.f64 x y) (sqrt.f64 y))
  (/.f64 (/.f64 1/2 x) (sqrt.f64 y))
  (+.f64 x y)
  (/.f64 (/.f64 1/2 x) y)
  (/.f64 1 y)
  (/.f64 x (/.f64 (/.f64 (+.f64 x y) 2) y))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) (sqrt.f64 y))
  (/.f64 (+.f64 x y) (*.f64 x 2))
  (/.f64 y (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))))
  (/.f64 y (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))))
  (/.f64 y (/.f64 (cbrt.f64 (+.f64 x y)) 2))
  (/.f64 y (/.f64 (sqrt.f64 (+.f64 x y)) 2))
  (/.f64 y (/.f64 (+.f64 x y) 2))
  (/.f64 y (/.f64 (+.f64 x y) 2))
  (/.f64 x (/.f64 (/.f64 (+.f64 x y) 2) y))
  (*.f64 y (*.f64 x 2))
  (*.f64 y (*.f64 x 2))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (log.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (sqrt.f64 (exp.f64 (/.f64 (+.f64 x y) x)))
  (pow.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) 3)
  (pow.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) 3)
  (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))) (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2))))
  (cbrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (pow.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) 3)
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (sqrt.f64 (/.f64 (+.f64 x y) (*.f64 x 2)))
  (-.f64 (neg.f64 y) x)
  (*.f64 x -2)
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) x)
  (/.f64 (cbrt.f64 (+.f64 x y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) x)
  (/.f64 (sqrt.f64 (+.f64 x y)) 2)
  (/.f64 1 x)
  (/.f64 (+.f64 x y) 2)
  (/.f64 1 x)
  (/.f64 (+.f64 x y) 2)
  (/.f64 1/2 x)
  (/.f64 x (/.f64 (+.f64 x y) 2))
  (/.f64 (+.f64 x y) x)
  (/.f64 x (/.f64 (cbrt.f64 (+.f64 x y)) 2))
  (/.f64 x (/.f64 (sqrt.f64 (+.f64 x y)) 2))
  (/.f64 x (/.f64 (+.f64 x y) 2))
  (/.f64 x (/.f64 (+.f64 x y) 2))
  (*.f64 (*.f64 x 2) (+.f64 (*.f64 x x) (*.f64 y (-.f64 y x))))
  (*.f64 (*.f64 x 2) (-.f64 x y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (+.f64 1/2 (*.f64 1/2 (/.f64 y x)))
  (+.f64 1/2 (*.f64 1/2 (/.f64 y x)))
  (+.f64 1/2 (*.f64 1/2 (/.f64 y x)))
0.376 * * * [progress]: adding candidates to table
0.405 * [progress]: [Phase 3 of 3] Extracting.
0.405 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))> #<alt (λ (x y) (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))>)
0.405 * * * [regime-changes]: Trying 2 branch expressions: (y x)
0.405 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))> #<alt (λ (x y) (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))>)
0.426 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/.f64 (/.f64 (+.f64 x y) (*.f64 x 2)) y))> #<alt (λ (x y) (+.f64 (/.f64 1/2 x) (/.f64 1/2 y)))>)
0.446 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.447 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
0.448 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
0.448 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
0.448 * [simplify]: Simplified to:
   (+.f64 (/.f64 1/2 x) (/.f64 1/2 y))
1.052 * [regime-testing]: End program error score: 0.014417043142253703
1.100 * [regime-testing]: Target error score: 0.014417043142253703