114.517 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.056 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256
0.058 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision
0.058 * * * * [points]: Setting MPFR precision to 64
0.058 * * * * [points]: Setting MPFR precision to 320
0.059 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.059 * * * * [points]: Setting MPFR precision to 64
0.059 * * * * [points]: Setting MPFR precision to 320
0.059 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.059 * * * * [points]: Setting MPFR precision to 64
0.060 * * * * [points]: Setting MPFR precision to 320
0.060 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.060 * * * * [points]: Setting MPFR precision to 64
0.061 * * * * [points]: Setting MPFR precision to 320
0.062 * * * * [points]: Computing exacts for 256 points
0.062 * * * * [points]: Setting MPFR precision to 64
0.065 * * * * [points]: Setting MPFR precision to 320
0.068 * * * * [points]: Filtering points with unrepresentable outputs
0.069 * * * * [points]: Sampling 9 additional inputs, on iter 1 have 247 / 256
0.069 * * * * [points]: Computing exacts for 9 points
0.069 * * * * [points]: Setting MPFR precision to 64
0.069 * * * * [points]: Setting MPFR precision to 320
0.069 * * * * [points]: Filtering points with unrepresentable outputs
0.069 * * * * [points]: Sampling 4 additional inputs, on iter 2 have 255 / 256
0.069 * * * * [points]: Computing exacts for 4 points
0.069 * * * * [points]: Setting MPFR precision to 64
0.069 * * * * [points]: Setting MPFR precision to 320
0.069 * * * * [points]: Filtering points with unrepresentable outputs
0.069 * * * * [points]: Sampled 259 points with exact outputs
0.074 * * * [progress]: [2/2] Setting up program.
0.076 * [progress]: [Phase 2 of 3] Improving.
0.077 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) (+ y y))
0.079 * * [simplify]: iteration  0 :  13  enodes  (cost  7 )
0.079 * * [simplify]: iteration  1 :  13  enodes  (cost  7 )
0.079 * [simplify]: Simplified to:
   (/ (+ x y) (+ y y))
0.079 * * [progress]: iteration 1 / 4
0.079 * * * [progress]: picking best candidate
0.081 * * * * [pick]: Picked  #<alt (λ (x y) (/ (+ x y) (+ y y)))>
0.081 * * * [progress]: localizing error
0.086 * * * [progress]: generating rewritten candidates
0.086 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.097 * * * [progress]: generating series expansions
0.097 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.098 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in (x y) around 0
0.098 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in y
0.098 * [taylor]: Taking taylor expansion of 1/2 in y
0.098 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in y
0.098 * [taylor]: Taking taylor expansion of (+ x y) in y
0.098 * [taylor]: Taking taylor expansion of x in y
0.098 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.098 * [taylor]: Taking taylor expansion of 1/2 in x
0.098 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.098 * [taylor]: Taking taylor expansion of (+ x y) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.098 * [taylor]: Taking taylor expansion of 1/2 in x
0.098 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.098 * [taylor]: Taking taylor expansion of (+ x y) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [taylor]: Taking taylor expansion of 1/2 in y
0.098 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.098 * [taylor]: Taking taylor expansion of 1/2 in y
0.098 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.098 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (x y) around 0
0.099 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.099 * [taylor]: Taking taylor expansion of 1/2 in y
0.099 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.099 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.099 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.099 * [taylor]: Taking taylor expansion of y in y
0.099 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.099 * [taylor]: Taking taylor expansion of x in y
0.099 * [taylor]: Taking taylor expansion of y in y
0.099 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.099 * [taylor]: Taking taylor expansion of 1/2 in x
0.099 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.099 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.099 * [taylor]: Taking taylor expansion of y in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [taylor]: Taking taylor expansion of y in x
0.099 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.099 * [taylor]: Taking taylor expansion of 1/2 in x
0.099 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.099 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.100 * [taylor]: Taking taylor expansion of y in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.100 * [taylor]: Taking taylor expansion of x in x
0.100 * [taylor]: Taking taylor expansion of y in x
0.100 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.100 * [taylor]: Taking taylor expansion of 1/2 in y
0.100 * [taylor]: Taking taylor expansion of y in y
0.100 * [taylor]: Taking taylor expansion of 1/2 in y
0.100 * [taylor]: Taking taylor expansion of 0 in y
0.100 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (x y) around 0
0.101 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.101 * [taylor]: Taking taylor expansion of 1/2 in y
0.101 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.101 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.101 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.101 * [taylor]: Taking taylor expansion of y in y
0.101 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.101 * [taylor]: Taking taylor expansion of x in y
0.101 * [taylor]: Taking taylor expansion of y in y
0.101 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.101 * [taylor]: Taking taylor expansion of 1/2 in x
0.101 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.101 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.101 * [taylor]: Taking taylor expansion of 1/2 in x
0.101 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.101 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.101 * [taylor]: Taking taylor expansion of 1/2 in y
0.101 * [taylor]: Taking taylor expansion of y in y
0.102 * [taylor]: Taking taylor expansion of 1/2 in y
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.102 * * * [progress]: simplifying candidates
0.107 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ x y)) (log (+ y y)))
  (log (/ (+ x y) (+ y y)))
  (exp (/ (+ x y) (+ y y)))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* (+ y y) (+ y y)) (+ y y)))
  (* (cbrt (/ (+ x y) (+ y y))) (cbrt (/ (+ x y) (+ y y))))
  (cbrt (/ (+ x y) (+ y y)))
  (* (* (/ (+ x y) (+ y y)) (/ (+ x y) (+ y y))) (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (neg (+ x y))
  (neg (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (cbrt (+ x y)) (cbrt (+ y y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ y y)))
  (/ (cbrt (+ x y)) (sqrt (+ y y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (+ x y)) (+ (cbrt y) (cbrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt y))
  (/ (cbrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (cbrt y))
  (/ (cbrt (+ x y)) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt y))
  (/ (cbrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) y)
  (/ (cbrt (+ x y)) (+ 1 1))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ 1 1))
  (/ (cbrt (+ x y)) y)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ 1 1))
  (/ (cbrt (+ x y)) y)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 2)
  (/ (cbrt (+ x y)) y)
  (/ (sqrt (+ x y)) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (sqrt (+ x y)) (cbrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (+ x y)) (+ (cbrt y) (cbrt y)))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (cbrt y))
  (/ (sqrt (+ x y)) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) (+ 1 1))
  (/ (sqrt (+ x y)) (+ 1 1))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) (+ 1 1))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (+ x y) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 y)
  (/ (+ x y) (+ 1 1))
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 2)
  (/ (+ x y) y)
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (+ x y) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 y)
  (/ (+ x y) (+ 1 1))
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 2)
  (/ (+ x y) y)
  (/ 1 (+ y y))
  (/ (+ y y) (+ x y))
  (/ (+ x y) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (sqrt (+ y y)))
  (/ (+ x y) 1)
  (/ (+ x y) (* (cbrt y) (cbrt y)))
  (/ (+ x y) (sqrt y))
  (/ (+ x y) 1)
  (/ (+ x y) (cbrt y))
  (/ (+ x y) (sqrt y))
  (/ (+ x y) y)
  (/ (+ x y) (+ 1 1))
  (/ (+ x y) (+ 1 1))
  (/ (+ x y) 2)
  (/ (+ y y) (cbrt (+ x y)))
  (/ (+ y y) (sqrt (+ x y)))
  (/ (+ y y) (+ x y))
  (/ (+ y y) (+ x y))
  (/ (+ x y) (+ (pow y 3) (pow y 3)))
  (/ (+ x y) (- (* y y) (* y y)))
  (* (+ y y) (+ (* x x) (- (* y y) (* x y))))
  (* (+ y y) (- x y))
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
0.157 * * [simplify]: iteration  0 :  5602  enodes  (cost  942 )
0.161 * [simplify]: Simplified to:
   (log (/ (+ x y) (+ y y)))
  (log (/ (+ x y) (+ y y)))
  (sqrt (exp (/ (+ x y) y)))
  (/ (pow (/ (+ x y) y) 3) 8)
  (* (cbrt (/ (+ x y) (+ y y))) (cbrt (/ (+ x y) (+ y y))))
  (cbrt (/ (+ x y) (+ y y)))
  (/ (pow (/ (+ x y) y) 3) 8)
  (sqrt (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (- (neg y) x)
  (* y -2)
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) (* (cbrt (+ y y)) (cbrt (+ y y)))))
  (/ (cbrt (+ x y)) (cbrt (+ y y)))
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) (sqrt (+ y y))))
  (/ (cbrt (+ x y)) (sqrt (+ y y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y y))
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) (* (cbrt y) (cbrt y))))
  (/ (cbrt (+ x y)) (* (cbrt y) 2))
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) (sqrt y)))
  (/ (cbrt (+ x y)) (* (sqrt y) 2))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y y))
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) (cbrt y)))
  (/ (cbrt (+ x y)) (* (cbrt y) (* (cbrt y) 2)))
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) (sqrt y)))
  (/ (cbrt (+ x y)) (* (sqrt y) 2))
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) y))
  (/ (cbrt (+ x y)) 2)
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) 2))
  (/ (cbrt (+ x y)) y)
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) 2))
  (/ (cbrt (+ x y)) y)
  (* (cbrt (+ x y)) (/ (cbrt (+ x y)) 2))
  (/ (cbrt (+ x y)) y)
  (/ (sqrt (+ x y)) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (sqrt (+ x y)) (cbrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (+ x y)) (* (cbrt y) 2))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (* (sqrt y) 2))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (cbrt y))
  (/ (sqrt (+ x y)) (* (cbrt y) (* (cbrt y) 2)))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (* (sqrt y) 2))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (* (cbrt y) 2))
  (/ 1 (sqrt y))
  (/ (+ x y) (* (sqrt y) 2))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (+ x y) (* (cbrt y) (* (cbrt y) 2)))
  (/ 1 (sqrt y))
  (/ (+ x y) (* (sqrt y) 2))
  (/ 1 y)
  (/ (+ x y) 2)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (* (cbrt y) 2))
  (/ 1 (sqrt y))
  (/ (+ x y) (* (sqrt y) 2))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (+ x y) (* (cbrt y) (* (cbrt y) 2)))
  (/ 1 (sqrt y))
  (/ (+ x y) (* (sqrt y) 2))
  (/ 1 y)
  (/ (+ x y) 2)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  (/ 1/2 y)
  (* (/ 2 (+ x y)) y)
  (/ (+ x y) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (sqrt (+ y y)))
  (+ x y)
  (/ (+ x y) (* (cbrt y) (cbrt y)))
  (/ (+ x y) (sqrt y))
  (+ x y)
  (/ (+ x y) (cbrt y))
  (/ (+ x y) (sqrt y))
  (/ (+ x y) y)
  (/ (+ x y) 2)
  (/ (+ x y) 2)
  (/ (+ x y) 2)
  (* 2 (/ y (cbrt (+ x y))))
  (* (/ 2 (sqrt (+ x y))) y)
  (* (/ 2 (+ x y)) y)
  (* (/ 2 (+ x y)) y)
  (/ (+ x y) (* 2 (pow y 3)))
  (/ (+ x y) 0)
  (* y (* 2 (+ (* y y) (* x (- x y)))))
  (* y (* 2 (- x y)))
  (+ 1/2 (* x (/ 1/2 y)))
  (+ 1/2 (* x (/ 1/2 y)))
  (+ 1/2 (* x (/ 1/2 y)))
0.162 * * * [progress]: adding candidates to table
0.220 * * [progress]: iteration 2 / 4
0.220 * * * [progress]: picking best candidate
0.225 * * * * [pick]: Picked  #<alt (λ (x y) (+ 1/2 (* x (/ 1/2 y))))>
0.225 * * * [progress]: localizing error
0.229 * * * [progress]: generating rewritten candidates
0.229 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.237 * * * [progress]: generating series expansions
0.237 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.237 * [approximate]: Taking taylor expansion of (* 1/2 (/ x y)) in (x y) around 0
0.237 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.237 * [taylor]: Taking taylor expansion of 1/2 in y
0.237 * [taylor]: Taking taylor expansion of (/ x y) in y
0.237 * [taylor]: Taking taylor expansion of x in y
0.237 * [taylor]: Taking taylor expansion of y in y
0.237 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.237 * [taylor]: Taking taylor expansion of 1/2 in x
0.237 * [taylor]: Taking taylor expansion of (/ x y) in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.237 * [taylor]: Taking taylor expansion of 1/2 in x
0.237 * [taylor]: Taking taylor expansion of (/ x y) in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.237 * [taylor]: Taking taylor expansion of 1/2 in y
0.237 * [taylor]: Taking taylor expansion of y in y
0.237 * [taylor]: Taking taylor expansion of 0 in y
0.238 * [taylor]: Taking taylor expansion of 0 in y
0.238 * [taylor]: Taking taylor expansion of 0 in y
0.238 * [approximate]: Taking taylor expansion of (* 1/2 (/ y x)) in (x y) around 0
0.238 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.238 * [taylor]: Taking taylor expansion of 1/2 in y
0.238 * [taylor]: Taking taylor expansion of (/ y x) in y
0.238 * [taylor]: Taking taylor expansion of y in y
0.238 * [taylor]: Taking taylor expansion of x in y
0.238 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.238 * [taylor]: Taking taylor expansion of 1/2 in x
0.238 * [taylor]: Taking taylor expansion of (/ y x) in x
0.238 * [taylor]: Taking taylor expansion of y in x
0.238 * [taylor]: Taking taylor expansion of x in x
0.238 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.238 * [taylor]: Taking taylor expansion of 1/2 in x
0.238 * [taylor]: Taking taylor expansion of (/ y x) in x
0.238 * [taylor]: Taking taylor expansion of y in x
0.238 * [taylor]: Taking taylor expansion of x in x
0.238 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.238 * [taylor]: Taking taylor expansion of 1/2 in y
0.238 * [taylor]: Taking taylor expansion of y in y
0.239 * [taylor]: Taking taylor expansion of 0 in y
0.239 * [taylor]: Taking taylor expansion of 0 in y
0.239 * [taylor]: Taking taylor expansion of 0 in y
0.239 * [approximate]: Taking taylor expansion of (* 1/2 (/ y x)) in (x y) around 0
0.239 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.239 * [taylor]: Taking taylor expansion of 1/2 in y
0.239 * [taylor]: Taking taylor expansion of (/ y x) in y
0.239 * [taylor]: Taking taylor expansion of y in y
0.239 * [taylor]: Taking taylor expansion of x in y
0.239 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.239 * [taylor]: Taking taylor expansion of 1/2 in x
0.239 * [taylor]: Taking taylor expansion of (/ y x) in x
0.239 * [taylor]: Taking taylor expansion of y in x
0.239 * [taylor]: Taking taylor expansion of x in x
0.239 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.239 * [taylor]: Taking taylor expansion of 1/2 in x
0.239 * [taylor]: Taking taylor expansion of (/ y x) in x
0.239 * [taylor]: Taking taylor expansion of y in x
0.239 * [taylor]: Taking taylor expansion of x in x
0.239 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.239 * [taylor]: Taking taylor expansion of 1/2 in y
0.239 * [taylor]: Taking taylor expansion of y in y
0.240 * [taylor]: Taking taylor expansion of 0 in y
0.240 * [taylor]: Taking taylor expansion of 0 in y
0.240 * [taylor]: Taking taylor expansion of 0 in y
0.240 * * * [progress]: simplifying candidates
0.241 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (/ 1/2 y))
  (+ (log x) (- (log 1/2) (log y)))
  (+ (log x) (log (/ 1/2 y)))
  (log (* x (/ 1/2 y)))
  (exp (* x (/ 1/2 y)))
  (* (* (* x x) x) (/ (* (* 1/2 1/2) 1/2) (* (* y y) y)))
  (* (* (* x x) x) (* (* (/ 1/2 y) (/ 1/2 y)) (/ 1/2 y)))
  (* (cbrt (* x (/ 1/2 y))) (cbrt (* x (/ 1/2 y))))
  (cbrt (* x (/ 1/2 y)))
  (* (* (* x (/ 1/2 y)) (* x (/ 1/2 y))) (* x (/ 1/2 y)))
  (sqrt (* x (/ 1/2 y)))
  (sqrt (* x (/ 1/2 y)))
  (* (sqrt x) (sqrt (/ 1/2 y)))
  (* (sqrt x) (sqrt (/ 1/2 y)))
  (* (sqrt x) (/ (sqrt 1/2) (sqrt y)))
  (* (sqrt x) (/ (sqrt 1/2) (sqrt y)))
  (* x (* (cbrt (/ 1/2 y)) (cbrt (/ 1/2 y))))
  (* x (sqrt (/ 1/2 y)))
  (* x (/ (* (cbrt 1/2) (cbrt 1/2)) (* (cbrt y) (cbrt y))))
  (* x (/ (* (cbrt 1/2) (cbrt 1/2)) (sqrt y)))
  (* x (/ (* (cbrt 1/2) (cbrt 1/2)) 1))
  (* x (/ (sqrt 1/2) (* (cbrt y) (cbrt y))))
  (* x (/ (sqrt 1/2) (sqrt y)))
  (* x (/ (sqrt 1/2) 1))
  (* x (/ 1 (* (cbrt y) (cbrt y))))
  (* x (/ 1 (sqrt y)))
  (* x (/ 1 1))
  (* x 1)
  (* x 1/2)
  (* (cbrt x) (/ 1/2 y))
  (* (sqrt x) (/ 1/2 y))
  (* x (/ 1/2 y))
  (* x 1/2)
  (* 1/2 (/ x y))
  (* 1/2 (/ x y))
  (* 1/2 (/ x y))
0.290 * * [simplify]: iteration  0 :  4960  enodes  (cost  229 )
0.290 * * [simplify]: iteration  1 :  4960  enodes  (cost  229 )
0.292 * [simplify]: Simplified to:
   (* x (/ 1/2 y))
  (log (* x (/ 1/2 y)))
  (log (* x (/ 1/2 y)))
  (log (* x (/ 1/2 y)))
  (sqrt (exp (/ x y)))
  (* 1/8 (pow (/ x y) 3))
  (* 1/8 (pow (/ x y) 3))
  (* (cbrt (* x (/ 1/2 y))) (cbrt (* x (/ 1/2 y))))
  (cbrt (* x (/ 1/2 y)))
  (* 1/8 (pow (/ x y) 3))
  (sqrt (* x (/ 1/2 y)))
  (sqrt (* x (/ 1/2 y)))
  (* (sqrt x) (sqrt (/ 1/2 y)))
  (* (sqrt x) (sqrt (/ 1/2 y)))
  (* (sqrt x) (/ (sqrt 1/2) (sqrt y)))
  (* (sqrt x) (/ (sqrt 1/2) (sqrt y)))
  (* x (* (cbrt (/ 1/2 y)) (cbrt (/ 1/2 y))))
  (* x (sqrt (/ 1/2 y)))
  (* x (* (cbrt 1/2) (/ (cbrt 1/2) (* (cbrt y) (cbrt y)))))
  (* x (* (cbrt 1/2) (/ (cbrt 1/2) (sqrt y))))
  (* x (* (cbrt 1/2) (cbrt 1/2)))
  (* x (/ (sqrt 1/2) (* (cbrt y) (cbrt y))))
  (* x (/ (sqrt 1/2) (sqrt y)))
  (* x (sqrt 1/2))
  (/ x (* (cbrt y) (cbrt y)))
  (/ x (sqrt y))
  x
  x
  (* x 1/2)
  (* 1/2 (/ (cbrt x) y))
  (* 1/2 (/ (sqrt x) y))
  (* x (/ 1/2 y))
  (* x 1/2)
  (* x (/ 1/2 y))
  (* x (/ 1/2 y))
  (* x (/ 1/2 y))
0.292 * * * [progress]: adding candidates to table
0.332 * * [progress]: iteration 3 / 4
0.332 * * * [progress]: picking best candidate
0.334 * * * * [pick]: Picked  #<alt (λ (x y) (+ 1/2 (/ (* x 1/2) y)))>
0.334 * * * [progress]: localizing error
0.339 * * * [progress]: generating rewritten candidates
0.339 * * * [progress]: generating series expansions
0.339 * * * [progress]: simplifying candidates
0.339 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.341 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.342 * [simplify]: Simplified to:
   
0.342 * * * [progress]: adding candidates to table
0.342 * [progress]: [Phase 3 of 3] Extracting.
0.344 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ 1/2 (/ (* x 1/2) y))
0.345 * * [simplify]: iteration  0 :  8  enodes  (cost  7 )
0.345 * * [simplify]: iteration  1 :  8  enodes  (cost  7 )
0.345 * [simplify]: Simplified to:
   (+ 1/2 (/ (* 1/2 x) y))
0.345 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
0.412 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
0.412 * * * * [points]: Setting MPFR precision to 64
0.412 * * * * [points]: Setting MPFR precision to 320
0.412 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
0.413 * * * * [points]: Setting MPFR precision to 64
0.413 * * * * [points]: Setting MPFR precision to 320
0.413 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
0.413 * * * * [points]: Setting MPFR precision to 64
0.414 * * * * [points]: Setting MPFR precision to 320
0.415 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
0.415 * * * * [points]: Setting MPFR precision to 64
0.416 * * * * [points]: Setting MPFR precision to 320
0.418 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
0.418 * * * * [points]: Setting MPFR precision to 64
0.420 * * * * [points]: Setting MPFR precision to 320
0.423 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
0.423 * * * * [points]: Setting MPFR precision to 64
0.428 * * * * [points]: Setting MPFR precision to 320
0.434 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
0.434 * * * * [points]: Setting MPFR precision to 64
0.444 * * * * [points]: Setting MPFR precision to 320
0.459 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
0.459 * * * * [points]: Setting MPFR precision to 64
0.480 * * * * [points]: Setting MPFR precision to 320
0.502 * * * * [points]: Computing exacts for 8000 points
0.502 * * * * [points]: Setting MPFR precision to 64
0.587 * * * * [points]: Setting MPFR precision to 320
0.677 * * * * [points]: Setting MPFR precision to 576
0.767 * * * * [points]: Filtering points with unrepresentable outputs
0.779 * * * * [points]: Sampling 189 additional inputs, on iter 1 have 7811 / 8000
0.783 * * * * [points]: Computing exacts on every 11 of 189 points to ramp up precision
0.783 * * * * [points]: Setting MPFR precision to 320
0.783 * * * * [points]: Setting MPFR precision to 576
0.783 * * * * [points]: Computing exacts on every 5 of 189 points to ramp up precision
0.784 * * * * [points]: Setting MPFR precision to 320
0.784 * * * * [points]: Setting MPFR precision to 576
0.784 * * * * [points]: Computing exacts on every 2 of 189 points to ramp up precision
0.784 * * * * [points]: Setting MPFR precision to 320
0.785 * * * * [points]: Setting MPFR precision to 576
0.786 * * * * [points]: Computing exacts for 189 points
0.786 * * * * [points]: Setting MPFR precision to 320
0.788 * * * * [points]: Setting MPFR precision to 576
0.790 * * * * [points]: Filtering points with unrepresentable outputs
0.790 * * * * [points]: Sampling 4 additional inputs, on iter 2 have 7996 / 8000
0.790 * * * * [points]: Computing exacts for 4 points
0.790 * * * * [points]: Setting MPFR precision to 320
0.790 * * * * [points]: Setting MPFR precision to 576
0.790 * * * * [points]: Filtering points with unrepresentable outputs
0.790 * * * * [points]: Sampling 4 additional inputs, on iter 3 have 7999 / 8000
0.790 * * * * [points]: Computing exacts for 4 points
0.791 * * * * [points]: Setting MPFR precision to 320
0.791 * * * * [points]: Setting MPFR precision to 576
0.791 * * * * [points]: Filtering points with unrepresentable outputs
0.791 * * * * [points]: Sampled 8003 points with exact outputs
1.134 * [regime-testing]: End program error score: 0.0023962406251802886
1.201 * [regime-testing]: Target error score: 0.01839624062518029