12.216 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.068 * * * [progress]: [2/2] Setting up program.
0.069 * [progress]: [Phase 2 of 3] Improving.
0.070 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (+.f64 x y) (+.f64 y y))
0.083 * * [simplify]: iteration  0 :  14  enodes  (cost  10 )
0.083 * * [simplify]: iteration  1 :  14  enodes  (cost  10 )
0.083 * [simplify]: Simplified to:
   (/.f64 (+.f64 x y) (+.f64 y y))
0.085 * * [progress]: iteration 1 / 4
0.085 * * * [progress]: picking best candidate
0.087 * * * * [pick]: Picked  #<alt (λ (x y) (/.f64 (+.f64 x y) (+.f64 y y)))>
0.087 * * * [progress]: localizing error
0.091 * * * [progress]: generating rewritten candidates
0.091 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.108 * * * [progress]: generating series expansions
0.108 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.108 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in (x y) around 0
0.108 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in y
0.108 * [taylor]: Taking taylor expansion of 1/2 in y
0.108 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in y
0.108 * [taylor]: Taking taylor expansion of (+ x y) in y
0.108 * [taylor]: Taking taylor expansion of x in y
0.108 * [taylor]: Taking taylor expansion of y in y
0.108 * [taylor]: Taking taylor expansion of y in y
0.108 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.108 * [taylor]: Taking taylor expansion of 1/2 in x
0.108 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.108 * [taylor]: Taking taylor expansion of (+ x y) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of y in x
0.108 * [taylor]: Taking taylor expansion of y in x
0.108 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.108 * [taylor]: Taking taylor expansion of 1/2 in x
0.108 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.108 * [taylor]: Taking taylor expansion of (+ x y) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of y in x
0.108 * [taylor]: Taking taylor expansion of y in x
0.108 * [taylor]: Taking taylor expansion of 1/2 in y
0.109 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.109 * [taylor]: Taking taylor expansion of 1/2 in y
0.109 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.109 * [taylor]: Taking taylor expansion of y in y
0.109 * [taylor]: Taking taylor expansion of 0 in y
0.109 * [taylor]: Taking taylor expansion of 0 in y
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.110 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (x y) around 0
0.110 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.110 * [taylor]: Taking taylor expansion of 1/2 in y
0.110 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.110 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.110 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.110 * [taylor]: Taking taylor expansion of y in y
0.110 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.110 * [taylor]: Taking taylor expansion of x in y
0.110 * [taylor]: Taking taylor expansion of y in y
0.110 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.110 * [taylor]: Taking taylor expansion of 1/2 in x
0.110 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.110 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.110 * [taylor]: Taking taylor expansion of y in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of y in x
0.110 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.110 * [taylor]: Taking taylor expansion of 1/2 in x
0.110 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.110 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.110 * [taylor]: Taking taylor expansion of y in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of y in x
0.111 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.111 * [taylor]: Taking taylor expansion of 1/2 in y
0.111 * [taylor]: Taking taylor expansion of y in y
0.111 * [taylor]: Taking taylor expansion of 1/2 in y
0.111 * [taylor]: Taking taylor expansion of 0 in y
0.111 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (x y) around 0
0.112 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.112 * [taylor]: Taking taylor expansion of 1/2 in y
0.112 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.112 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.112 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.112 * [taylor]: Taking taylor expansion of y in y
0.112 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.112 * [taylor]: Taking taylor expansion of x in y
0.112 * [taylor]: Taking taylor expansion of y in y
0.112 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.112 * [taylor]: Taking taylor expansion of 1/2 in x
0.112 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.112 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.112 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.112 * [taylor]: Taking taylor expansion of y in x
0.112 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.112 * [taylor]: Taking taylor expansion of y in x
0.112 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.112 * [taylor]: Taking taylor expansion of 1/2 in x
0.112 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.112 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.112 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.112 * [taylor]: Taking taylor expansion of y in x
0.112 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [taylor]: Taking taylor expansion of y in x
0.113 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.113 * [taylor]: Taking taylor expansion of 1/2 in y
0.113 * [taylor]: Taking taylor expansion of y in y
0.113 * [taylor]: Taking taylor expansion of 1/2 in y
0.113 * [taylor]: Taking taylor expansion of 0 in y
0.113 * [taylor]: Taking taylor expansion of 0 in y
0.114 * [taylor]: Taking taylor expansion of 0 in y
0.114 * * * [progress]: simplifying candidates
0.115 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (log.f64 (+.f64 x y)) (log.f64 (+.f64 y y)))
  (log.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (exp.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (/.f64 (*.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 x y)) (*.f64 (*.f64 (+.f64 y y) (+.f64 y y)) (+.f64 y y)))
  (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (+.f64 y y))) (cbrt.f64 (/.f64 (+.f64 x y) (+.f64 y y))))
  (cbrt.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (*.f64 (*.f64 (/.f64 (+.f64 x y) (+.f64 y y)) (/.f64 (+.f64 x y) (+.f64 y y))) (/.f64 (+.f64 x y) (+.f64 y y)))
  (sqrt.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (sqrt.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (neg.f64 (+.f64 x y))
  (neg.f64 (+.f64 y y))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 y y)))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (sqrt.f64 (+.f64 y y)))
  (/.f64 (cbrt.f64 (+.f64 x y)) (sqrt.f64 (+.f64 y y)))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) 1)
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (sqrt.f64 y))
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) 1)
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (cbrt.f64 y))
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (sqrt.f64 y))
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) y)
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 1 1))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (+.f64 1 1))
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (+.f64 1 1))
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) 2)
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (sqrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 y y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 (+.f64 y y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 (+.f64 y y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) 1)
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) 1)
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (cbrt.f64 y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 1 1))
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 1 1))
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 1 1))
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (+.f64 x y) (cbrt.f64 (+.f64 y y)))
  (/.f64 1 (sqrt.f64 (+.f64 y y)))
  (/.f64 (+.f64 x y) (sqrt.f64 (+.f64 y y)))
  (/.f64 1 1)
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (+.f64 x y) (+.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 1 1)
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (cbrt.f64 y))
  (/.f64 (+.f64 x y) (+.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 1 y)
  (/.f64 (+.f64 x y) (+.f64 1 1))
  (/.f64 1 (+.f64 1 1))
  (/.f64 (+.f64 x y) y)
  (/.f64 1 (+.f64 1 1))
  (/.f64 (+.f64 x y) y)
  (/.f64 1 2)
  (/.f64 (+.f64 x y) y)
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (+.f64 x y) (cbrt.f64 (+.f64 y y)))
  (/.f64 1 (sqrt.f64 (+.f64 y y)))
  (/.f64 (+.f64 x y) (sqrt.f64 (+.f64 y y)))
  (/.f64 1 1)
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (+.f64 x y) (+.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 1 1)
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (cbrt.f64 y))
  (/.f64 (+.f64 x y) (+.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (+.f64 (sqrt.f64 y) (sqrt.f64 y)))
  (/.f64 1 y)
  (/.f64 (+.f64 x y) (+.f64 1 1))
  (/.f64 1 (+.f64 1 1))
  (/.f64 (+.f64 x y) y)
  (/.f64 1 (+.f64 1 1))
  (/.f64 (+.f64 x y) y)
  (/.f64 1 2)
  (/.f64 (+.f64 x y) y)
  (/.f64 1 (+.f64 y y))
  (/.f64 (+.f64 y y) (+.f64 x y))
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (+.f64 x y) (sqrt.f64 (+.f64 y y)))
  (/.f64 (+.f64 x y) 1)
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (+.f64 x y) (sqrt.f64 y))
  (/.f64 (+.f64 x y) 1)
  (/.f64 (+.f64 x y) (cbrt.f64 y))
  (/.f64 (+.f64 x y) (sqrt.f64 y))
  (/.f64 (+.f64 x y) y)
  (/.f64 (+.f64 x y) (+.f64 1 1))
  (/.f64 (+.f64 x y) (+.f64 1 1))
  (/.f64 (+.f64 x y) 2)
  (/.f64 (+.f64 y y) (cbrt.f64 (+.f64 x y)))
  (/.f64 (+.f64 y y) (sqrt.f64 (+.f64 x y)))
  (/.f64 (+.f64 y y) (+.f64 x y))
  (/.f64 (+.f64 y y) (+.f64 x y))
  (/.f64 (+.f64 x y) (+.f64 (pow.f64 y 3) (pow.f64 y 3)))
  (/.f64 (+.f64 x y) (-.f64 (*.f64 y y) (*.f64 y y)))
  (*.f64 (+.f64 y y) (+.f64 (*.f64 x x) (-.f64 (*.f64 y y) (*.f64 x y))))
  (*.f64 (+.f64 y y) (-.f64 x y))
  (+.f64 (*.f64 1/2 (/.f64 x y)) 1/2)
  (+.f64 (*.f64 1/2 (/.f64 x y)) 1/2)
  (+.f64 (*.f64 1/2 (/.f64 x y)) 1/2)
0.200 * * [simplify]: iteration  0 :  5604  enodes  (cost  1417 )
0.208 * [simplify]: Simplified to:
   (log.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (log.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (sqrt.f64 (exp.f64 (/.f64 (+.f64 x y) y)))
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) y) 3) 8)
  (*.f64 (cbrt.f64 (/.f64 (+.f64 x y) (+.f64 y y))) (cbrt.f64 (/.f64 (+.f64 x y) (+.f64 y y))))
  (cbrt.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (/.f64 (pow.f64 (/.f64 (+.f64 x y) y) 3) 8)
  (sqrt.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (sqrt.f64 (/.f64 (+.f64 x y) (+.f64 y y)))
  (neg.f64 (+.f64 x y))
  (*.f64 y -2)
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 y y)))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (sqrt.f64 (+.f64 y y)))
  (/.f64 (cbrt.f64 (+.f64 x y)) (sqrt.f64 (+.f64 y y)))
  (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y)))
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (cbrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 y) 2))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (sqrt.f64 y))
  (/.f64 (cbrt.f64 (+.f64 x y)) (*.f64 (sqrt.f64 y) 2))
  (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y)))
  (/.f64 (cbrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (cbrt.f64 y))
  (/.f64 (cbrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 y) (*.f64 (cbrt.f64 y) 2)))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) (sqrt.f64 y))
  (/.f64 (cbrt.f64 (+.f64 x y)) (*.f64 (sqrt.f64 y) 2))
  (/.f64 (*.f64 (cbrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 x y))) y)
  (/.f64 (cbrt.f64 (+.f64 x y)) 2)
  (*.f64 (cbrt.f64 (+.f64 x y)) (/.f64 (cbrt.f64 (+.f64 x y)) 2))
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (*.f64 (cbrt.f64 (+.f64 x y)) (/.f64 (cbrt.f64 (+.f64 x y)) 2))
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (*.f64 (cbrt.f64 (+.f64 x y)) (/.f64 (cbrt.f64 (+.f64 x y)) 2))
  (/.f64 (cbrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (sqrt.f64 (+.f64 x y)) (cbrt.f64 (+.f64 y y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 (+.f64 y y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 (+.f64 y y)))
  (sqrt.f64 (+.f64 x y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 y) 2))
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 y)) 2)
  (sqrt.f64 (+.f64 x y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (+.f64 y y))
  (/.f64 (sqrt.f64 (+.f64 x y)) (cbrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) (*.f64 (cbrt.f64 y) (cbrt.f64 y))) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 y))
  (/.f64 (/.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 (sqrt.f64 (+.f64 x y)) 2)
  (/.f64 (sqrt.f64 (+.f64 x y)) y)
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (+.f64 x y) (cbrt.f64 (+.f64 y y)))
  (/.f64 1 (sqrt.f64 (+.f64 y y)))
  (/.f64 (+.f64 x y) (sqrt.f64 (+.f64 y y)))
  1
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) 2))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (*.f64 (sqrt.f64 y) 2))
  1
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (cbrt.f64 y))
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) (*.f64 (cbrt.f64 y) 2)))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (*.f64 (sqrt.f64 y) 2))
  (/.f64 1 y)
  (/.f64 (+.f64 x y) 2)
  1/2
  (/.f64 (+.f64 x y) y)
  1/2
  (/.f64 (+.f64 x y) y)
  1/2
  (/.f64 (+.f64 x y) y)
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (+.f64 x y) (cbrt.f64 (+.f64 y y)))
  (/.f64 1 (sqrt.f64 (+.f64 y y)))
  (/.f64 (+.f64 x y) (sqrt.f64 (+.f64 y y)))
  1
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) 2))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (*.f64 (sqrt.f64 y) 2))
  1
  (/.f64 (+.f64 x y) (+.f64 y y))
  (/.f64 1 (cbrt.f64 y))
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) (*.f64 (cbrt.f64 y) 2)))
  (/.f64 1 (sqrt.f64 y))
  (/.f64 (+.f64 x y) (*.f64 (sqrt.f64 y) 2))
  (/.f64 1 y)
  (/.f64 (+.f64 x y) 2)
  1/2
  (/.f64 (+.f64 x y) y)
  1/2
  (/.f64 (+.f64 x y) y)
  1/2
  (/.f64 (+.f64 x y) y)
  (/.f64 1/2 y)
  (/.f64 y (/.f64 (+.f64 x y) 2))
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 (+.f64 y y)) (cbrt.f64 (+.f64 y y))))
  (/.f64 (+.f64 x y) (sqrt.f64 (+.f64 y y)))
  (+.f64 x y)
  (/.f64 (+.f64 x y) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 (+.f64 x y) (sqrt.f64 y))
  (+.f64 x y)
  (/.f64 (+.f64 x y) (cbrt.f64 y))
  (/.f64 (+.f64 x y) (sqrt.f64 y))
  (/.f64 (+.f64 x y) y)
  (/.f64 (+.f64 x y) 2)
  (/.f64 (+.f64 x y) 2)
  (/.f64 (+.f64 x y) 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 (+.f64 x y) (*.f64 2 (pow.f64 y 3)))
  (/.f64 (+.f64 x y) 0)
  (*.f64 (+.f64 y y) (+.f64 (*.f64 y y) (*.f64 x (-.f64 x y))))
  (*.f64 (+.f64 y y) (-.f64 x y))
  (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))
  (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))
  (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))
0.208 * * * [progress]: adding candidates to table
0.248 * * [progress]: iteration 2 / 4
0.248 * * * [progress]: picking best candidate
0.249 * * * * [pick]: Picked  #<alt (λ (x y) (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))>
0.249 * * * [progress]: localizing error
0.254 * * * [progress]: generating rewritten candidates
0.254 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.261 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.266 * * * [progress]: generating series expansions
0.266 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.266 * [approximate]: Taking taylor expansion of (* 1/2 (/ x y)) in (x y) around 0
0.266 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.266 * [taylor]: Taking taylor expansion of 1/2 in y
0.266 * [taylor]: Taking taylor expansion of (/ x y) in y
0.266 * [taylor]: Taking taylor expansion of x in y
0.266 * [taylor]: Taking taylor expansion of y in y
0.266 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.266 * [taylor]: Taking taylor expansion of 1/2 in x
0.266 * [taylor]: Taking taylor expansion of (/ x y) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.266 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.266 * [taylor]: Taking taylor expansion of 1/2 in x
0.266 * [taylor]: Taking taylor expansion of (/ x y) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.267 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.267 * [taylor]: Taking taylor expansion of 1/2 in y
0.267 * [taylor]: Taking taylor expansion of y in y
0.267 * [taylor]: Taking taylor expansion of 0 in y
0.267 * [taylor]: Taking taylor expansion of 0 in y
0.267 * [taylor]: Taking taylor expansion of 0 in y
0.267 * [approximate]: Taking taylor expansion of (* 1/2 (/ y x)) in (x y) around 0
0.267 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.267 * [taylor]: Taking taylor expansion of 1/2 in y
0.268 * [taylor]: Taking taylor expansion of (/ y x) in y
0.268 * [taylor]: Taking taylor expansion of y in y
0.268 * [taylor]: Taking taylor expansion of x in y
0.268 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.268 * [taylor]: Taking taylor expansion of 1/2 in x
0.268 * [taylor]: Taking taylor expansion of (/ y x) in x
0.268 * [taylor]: Taking taylor expansion of y in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.268 * [taylor]: Taking taylor expansion of 1/2 in x
0.268 * [taylor]: Taking taylor expansion of (/ y x) in x
0.268 * [taylor]: Taking taylor expansion of y in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.268 * [taylor]: Taking taylor expansion of 1/2 in y
0.268 * [taylor]: Taking taylor expansion of y in y
0.268 * [taylor]: Taking taylor expansion of 0 in y
0.268 * [taylor]: Taking taylor expansion of 0 in y
0.268 * [taylor]: Taking taylor expansion of 0 in y
0.269 * [approximate]: Taking taylor expansion of (* 1/2 (/ y x)) in (x y) around 0
0.269 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.269 * [taylor]: Taking taylor expansion of 1/2 in y
0.269 * [taylor]: Taking taylor expansion of (/ y x) in y
0.269 * [taylor]: Taking taylor expansion of y in y
0.269 * [taylor]: Taking taylor expansion of x in y
0.269 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.269 * [taylor]: Taking taylor expansion of 1/2 in x
0.269 * [taylor]: Taking taylor expansion of (/ y x) in x
0.269 * [taylor]: Taking taylor expansion of y in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.269 * [taylor]: Taking taylor expansion of 1/2 in x
0.269 * [taylor]: Taking taylor expansion of (/ y x) in x
0.269 * [taylor]: Taking taylor expansion of y in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.269 * [taylor]: Taking taylor expansion of 1/2 in y
0.269 * [taylor]: Taking taylor expansion of y in y
0.269 * [taylor]: Taking taylor expansion of 0 in y
0.269 * [taylor]: Taking taylor expansion of 0 in y
0.269 * [taylor]: Taking taylor expansion of 0 in y
0.270 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.270 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in (x y) around 0
0.270 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in y
0.270 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.270 * [taylor]: Taking taylor expansion of 1/2 in y
0.270 * [taylor]: Taking taylor expansion of (/ x y) in y
0.270 * [taylor]: Taking taylor expansion of x in y
0.270 * [taylor]: Taking taylor expansion of y in y
0.270 * [taylor]: Taking taylor expansion of 1/2 in y
0.270 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in x
0.270 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.270 * [taylor]: Taking taylor expansion of 1/2 in x
0.270 * [taylor]: Taking taylor expansion of (/ x y) in x
0.270 * [taylor]: Taking taylor expansion of x in x
0.270 * [taylor]: Taking taylor expansion of y in x
0.270 * [taylor]: Taking taylor expansion of 1/2 in x
0.270 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in x
0.270 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.270 * [taylor]: Taking taylor expansion of 1/2 in x
0.270 * [taylor]: Taking taylor expansion of (/ x y) in x
0.270 * [taylor]: Taking taylor expansion of x in x
0.270 * [taylor]: Taking taylor expansion of y in x
0.270 * [taylor]: Taking taylor expansion of 1/2 in x
0.270 * [taylor]: Taking taylor expansion of 1/2 in y
0.270 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.270 * [taylor]: Taking taylor expansion of 1/2 in y
0.270 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.270 * [taylor]: Taking taylor expansion of y in y
0.270 * [taylor]: Taking taylor expansion of 0 in y
0.271 * [taylor]: Taking taylor expansion of 0 in y
0.271 * [taylor]: Taking taylor expansion of 0 in y
0.271 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in (x y) around 0
0.271 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in y
0.271 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.271 * [taylor]: Taking taylor expansion of 1/2 in y
0.271 * [taylor]: Taking taylor expansion of (/ y x) in y
0.271 * [taylor]: Taking taylor expansion of y in y
0.271 * [taylor]: Taking taylor expansion of x in y
0.271 * [taylor]: Taking taylor expansion of 1/2 in y
0.271 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.271 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.271 * [taylor]: Taking taylor expansion of 1/2 in x
0.271 * [taylor]: Taking taylor expansion of (/ y x) in x
0.271 * [taylor]: Taking taylor expansion of y in x
0.271 * [taylor]: Taking taylor expansion of x in x
0.271 * [taylor]: Taking taylor expansion of 1/2 in x
0.271 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.271 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.271 * [taylor]: Taking taylor expansion of 1/2 in x
0.272 * [taylor]: Taking taylor expansion of (/ y x) in x
0.272 * [taylor]: Taking taylor expansion of y in x
0.272 * [taylor]: Taking taylor expansion of x in x
0.272 * [taylor]: Taking taylor expansion of 1/2 in x
0.272 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.272 * [taylor]: Taking taylor expansion of 1/2 in y
0.272 * [taylor]: Taking taylor expansion of y in y
0.272 * [taylor]: Taking taylor expansion of 1/2 in y
0.272 * [taylor]: Taking taylor expansion of 0 in y
0.272 * [taylor]: Taking taylor expansion of 0 in y
0.272 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in (x y) around 0
0.273 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in y
0.273 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.273 * [taylor]: Taking taylor expansion of 1/2 in y
0.273 * [taylor]: Taking taylor expansion of (/ y x) in y
0.273 * [taylor]: Taking taylor expansion of y in y
0.273 * [taylor]: Taking taylor expansion of x in y
0.273 * [taylor]: Taking taylor expansion of 1/2 in y
0.273 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.273 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.273 * [taylor]: Taking taylor expansion of 1/2 in x
0.273 * [taylor]: Taking taylor expansion of (/ y x) in x
0.273 * [taylor]: Taking taylor expansion of y in x
0.273 * [taylor]: Taking taylor expansion of x in x
0.273 * [taylor]: Taking taylor expansion of 1/2 in x
0.273 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.273 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.273 * [taylor]: Taking taylor expansion of 1/2 in x
0.273 * [taylor]: Taking taylor expansion of (/ y x) in x
0.273 * [taylor]: Taking taylor expansion of y in x
0.273 * [taylor]: Taking taylor expansion of x in x
0.273 * [taylor]: Taking taylor expansion of 1/2 in x
0.273 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.273 * [taylor]: Taking taylor expansion of 1/2 in y
0.273 * [taylor]: Taking taylor expansion of y in y
0.273 * [taylor]: Taking taylor expansion of 1/2 in y
0.273 * [taylor]: Taking taylor expansion of 0 in y
0.274 * [taylor]: Taking taylor expansion of 0 in y
0.274 * * * [progress]: simplifying candidates
0.275 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 x (/.f64 1/2 y))
  (+.f64 (log.f64 x) (-.f64 (log.f64 1/2) (log.f64 y)))
  (+.f64 (log.f64 x) (log.f64 (/.f64 1/2 y)))
  (log.f64 (*.f64 x (/.f64 1/2 y)))
  (exp.f64 (*.f64 x (/.f64 1/2 y)))
  (*.f64 (*.f64 (*.f64 x x) x) (/.f64 (*.f64 (*.f64 1/2 1/2) 1/2) (*.f64 (*.f64 y y) y)))
  (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 (/.f64 1/2 y) (/.f64 1/2 y)) (/.f64 1/2 y)))
  (*.f64 (cbrt.f64 (*.f64 x (/.f64 1/2 y))) (cbrt.f64 (*.f64 x (/.f64 1/2 y))))
  (cbrt.f64 (*.f64 x (/.f64 1/2 y)))
  (*.f64 (*.f64 (*.f64 x (/.f64 1/2 y)) (*.f64 x (/.f64 1/2 y))) (*.f64 x (/.f64 1/2 y)))
  (sqrt.f64 (*.f64 x (/.f64 1/2 y)))
  (sqrt.f64 (*.f64 x (/.f64 1/2 y)))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (/.f64 1/2 y)))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (/.f64 1/2 y)))
  (*.f64 (sqrt.f64 x) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)))
  (*.f64 (sqrt.f64 x) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)))
  (*.f64 x (*.f64 (cbrt.f64 (/.f64 1/2 y)) (cbrt.f64 (/.f64 1/2 y))))
  (*.f64 x (sqrt.f64 (/.f64 1/2 y)))
  (*.f64 x (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (*.f64 x (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (sqrt.f64 y)))
  (*.f64 x (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) 1))
  (*.f64 x (/.f64 (sqrt.f64 1/2) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (*.f64 x (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)))
  (*.f64 x (/.f64 (sqrt.f64 1/2) 1))
  (*.f64 x (/.f64 1 (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (*.f64 x (/.f64 1 (sqrt.f64 y)))
  (*.f64 x (/.f64 1 1))
  (*.f64 x 1)
  (*.f64 x 1/2)
  (*.f64 (cbrt.f64 x) (/.f64 1/2 y))
  (*.f64 (sqrt.f64 x) (/.f64 1/2 y))
  (*.f64 x (/.f64 1/2 y))
  (*.f64 x 1/2)
  (*.f64 (exp.f64 1/2) (exp.f64 (*.f64 x (/.f64 1/2 y))))
  (log.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (exp.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (*.f64 (cbrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))) (cbrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))))
  (cbrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (*.f64 (*.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))) (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))) (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (sqrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (sqrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (+.f64 (pow.f64 1/2 3) (pow.f64 (*.f64 x (/.f64 1/2 y)) 3))
  (+.f64 (*.f64 1/2 1/2) (-.f64 (*.f64 (*.f64 x (/.f64 1/2 y)) (*.f64 x (/.f64 1/2 y))) (*.f64 1/2 (*.f64 x (/.f64 1/2 y)))))
  (-.f64 (*.f64 1/2 1/2) (*.f64 (*.f64 x (/.f64 1/2 y)) (*.f64 x (/.f64 1/2 y))))
  (-.f64 1/2 (*.f64 x (/.f64 1/2 y)))
  (*.f64 1/2 (/.f64 x y))
  (*.f64 1/2 (/.f64 x y))
  (*.f64 1/2 (/.f64 x y))
  (+.f64 (*.f64 1/2 (/.f64 x y)) 1/2)
  (+.f64 (*.f64 1/2 (/.f64 x y)) 1/2)
  (+.f64 (*.f64 1/2 (/.f64 x y)) 1/2)
0.360 * * [simplify]: iteration  0 :  4919  enodes  (cost  544 )
0.360 * * [simplify]: iteration  1 :  4919  enodes  (cost  544 )
0.364 * [simplify]: Simplified to:
   (*.f64 x (/.f64 1/2 y))
  (log.f64 (*.f64 x (/.f64 1/2 y)))
  (log.f64 (*.f64 x (/.f64 1/2 y)))
  (log.f64 (*.f64 x (/.f64 1/2 y)))
  (sqrt.f64 (exp.f64 (/.f64 x y)))
  (*.f64 1/8 (pow.f64 (/.f64 x y) 3))
  (*.f64 1/8 (pow.f64 (/.f64 x y) 3))
  (*.f64 (cbrt.f64 (*.f64 x (/.f64 1/2 y))) (cbrt.f64 (*.f64 x (/.f64 1/2 y))))
  (cbrt.f64 (*.f64 x (/.f64 1/2 y)))
  (*.f64 1/8 (pow.f64 (/.f64 x y) 3))
  (sqrt.f64 (*.f64 x (/.f64 1/2 y)))
  (sqrt.f64 (*.f64 x (/.f64 1/2 y)))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (/.f64 1/2 y)))
  (*.f64 (sqrt.f64 x) (sqrt.f64 (/.f64 1/2 y)))
  (*.f64 (sqrt.f64 x) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)))
  (*.f64 (sqrt.f64 x) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)))
  (*.f64 x (*.f64 (cbrt.f64 (/.f64 1/2 y)) (cbrt.f64 (/.f64 1/2 y))))
  (*.f64 x (sqrt.f64 (/.f64 1/2 y)))
  (*.f64 x (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (*.f64 x (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (sqrt.f64 y)))
  (*.f64 x (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)))
  (*.f64 x (/.f64 (sqrt.f64 1/2) (*.f64 (cbrt.f64 y) (cbrt.f64 y))))
  (*.f64 x (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)))
  (*.f64 x (sqrt.f64 1/2))
  (/.f64 x (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (/.f64 x (sqrt.f64 y))
  x
  x
  (*.f64 x 1/2)
  (*.f64 (/.f64 1/2 y) (cbrt.f64 x))
  (*.f64 (/.f64 1/2 y) (sqrt.f64 x))
  (*.f64 x (/.f64 1/2 y))
  (*.f64 x 1/2)
  (sqrt.f64 (exp.f64 (+.f64 1 (/.f64 x y))))
  (log.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (sqrt.f64 (exp.f64 (+.f64 1 (/.f64 x y))))
  (*.f64 (cbrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))) (cbrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))))
  (cbrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (*.f64 1/8 (pow.f64 (+.f64 1 (/.f64 x y)) 3))
  (sqrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (sqrt.f64 (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))
  (+.f64 1/8 (*.f64 1/8 (pow.f64 (/.f64 x y) 3)))
  (+.f64 1/4 (*.f64 (*.f64 x (/.f64 1/4 y)) (+.f64 (/.f64 x y) -1)))
  (-.f64 1/4 (*.f64 (*.f64 x x) (/.f64 1/4 (*.f64 y y))))
  (-.f64 1/2 (*.f64 x (/.f64 1/2 y)))
  (*.f64 x (/.f64 1/2 y))
  (*.f64 x (/.f64 1/2 y))
  (*.f64 x (/.f64 1/2 y))
  (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))
  (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))
  (+.f64 1/2 (*.f64 x (/.f64 1/2 y)))
0.364 * * * [progress]: adding candidates to table
0.392 * [progress]: [Phase 3 of 3] Extracting.
0.393 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/.f64 (+.f64 x y) (+.f64 y y)))> #<alt (λ (x y) (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))>)
0.393 * * * [regime-changes]: Trying 3 branch expressions: ((/.f64 (+.f64 x y) (+.f64 y y)) y x)
0.393 * * * * [regimes]: Trying to branch on (/.f64 (+.f64 x y) (+.f64 y y)) from (#<alt (λ (x y) (/.f64 (+.f64 x y) (+.f64 y y)))> #<alt (λ (x y) (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))>)
0.412 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/.f64 (+.f64 x y) (+.f64 y y)))> #<alt (λ (x y) (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))>)
0.432 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/.f64 (+.f64 x y) (+.f64 y y)))> #<alt (λ (x y) (+.f64 1/2 (*.f64 x (/.f64 1/2 y))))>)
0.451 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.452 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (+.f64 x y) (+.f64 y y))
0.454 * * [simplify]: iteration  0 :  7  enodes  (cost  10 )
0.455 * * [simplify]: iteration  1 :  7  enodes  (cost  10 )
0.455 * [simplify]: Simplified to:
   (/.f64 (+.f64 x y) (+.f64 y y))
0.894 * [regime-testing]: End program error score: 0.04500421526737724
0.940 * [regime-testing]: Target error score: 0.0011251406425803225