28.550 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x y) (+ y y))
0.015 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.016 * * [simplify]: iteration  1 :  11  enodes  (cost  3 )
0.017 * * [simplify]: iteration  2 :  13  enodes  (cost  3 )
0.019 * * [simplify]: iteration  3 :  13  enodes  (cost  3 )
0.019 * [simplify]: Simplified to:
   (/ (+ x y) (+ y y))
0.019 * * [progress]: iteration 1 / 4
0.019 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x y) (/ (+ x y) (+ y y)))>
0.020 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.037 * * * [progress]: generating series expansions
0.037 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.037 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in (x y) around 0
0.037 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in y
0.037 * [taylor]: Taking taylor expansion of 1/2 in y
0.037 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in y
0.037 * [taylor]: Taking taylor expansion of (+ x y) in y
0.037 * [taylor]: Taking taylor expansion of x in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.037 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.037 * [taylor]: Taking taylor expansion of 1/2 in x
0.037 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.037 * [taylor]: Taking taylor expansion of (+ x y) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of y in x
0.037 * [taylor]: Taking taylor expansion of y in x
0.037 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.037 * [taylor]: Taking taylor expansion of 1/2 in x
0.037 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.037 * [taylor]: Taking taylor expansion of (+ x y) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of y in x
0.037 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of 1/2 in y
0.039 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.039 * [taylor]: Taking taylor expansion of 1/2 in y
0.039 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.039 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.042 * [taylor]: Taking taylor expansion of 0 in y
0.045 * [taylor]: Taking taylor expansion of 0 in y
0.045 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (x y) around 0
0.045 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.045 * [taylor]: Taking taylor expansion of 1/2 in y
0.045 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.045 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.045 * [taylor]: Taking taylor expansion of y in y
0.045 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.045 * [taylor]: Taking taylor expansion of x in y
0.045 * [taylor]: Taking taylor expansion of y in y
0.045 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.045 * [taylor]: Taking taylor expansion of 1/2 in x
0.045 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.045 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.045 * [taylor]: Taking taylor expansion of y in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.046 * [taylor]: Taking taylor expansion of 1/2 in x
0.046 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.046 * [taylor]: Taking taylor expansion of 1/2 in y
0.046 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of 1/2 in y
0.049 * [taylor]: Taking taylor expansion of 0 in y
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.055 * [taylor]: Taking taylor expansion of 0 in y
0.055 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (x y) around 0
0.055 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.055 * [taylor]: Taking taylor expansion of 1/2 in y
0.055 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.055 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.056 * [taylor]: Taking taylor expansion of 1/2 in x
0.056 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.056 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.056 * [taylor]: Taking taylor expansion of 1/2 in x
0.056 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.056 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of y in x
0.057 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.057 * [taylor]: Taking taylor expansion of 1/2 in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of 1/2 in y
0.060 * [taylor]: Taking taylor expansion of 0 in y
0.062 * [taylor]: Taking taylor expansion of 0 in y
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.066 * * * [progress]: simplifying candidates
0.067 * [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)))
  (- (+ x y))
  (- (+ 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)
0.076 * * [simplify]: iteration  0 :  225  enodes  (cost  519 )
0.080 * * [simplify]: iteration  1 :  735  enodes  (cost  476 )
0.095 * * [simplify]: iteration  2 :  3027  enodes  (cost  476 )
0.174 * * [simplify]: iteration  3 :  5001  enodes  (cost  476 )
0.178 * [simplify]: Simplified to:
   (log (/ (+ x y) (+ y y)))
  (log (/ (+ x y) (+ y y)))
  (exp (/ (+ x y) (+ y y)))
  (pow (/ (+ x y) (+ y y)) 3)
  (* (cbrt (/ (+ x y) (+ y y))) (cbrt (/ (+ x y) (+ y y))))
  (cbrt (/ (+ x y) (+ y y)))
  (pow (/ (+ x y) (+ y y)) 3)
  (sqrt (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (- (+ x y))
  (- (+ 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)))
  (/ (cbrt (+ x y)) (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt y) (cbrt y)))
  (/ (/ (cbrt (+ x y)) 2) (cbrt y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt y))
  (/ (/ (cbrt (+ x y)) 2) (sqrt y))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (cbrt y))
  (/ (/ (cbrt (+ x y)) (cbrt y)) (* 2 (cbrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt y))
  (/ (/ (cbrt (+ x y)) 2) (sqrt y))
  (/ (* (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)) 2) (cbrt y))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (/ (sqrt (+ x y)) 2) (sqrt y))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (cbrt y))
  (/ (/ (sqrt (+ x y)) (cbrt y)) (* 2 (cbrt y)))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (/ (sqrt (+ x y)) 2) (sqrt y))
  (/ (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) 2) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ (+ x y) 2) (sqrt y))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (/ (+ x y) (cbrt y)) (* 2 (cbrt y)))
  (/ 1 (sqrt y))
  (/ (/ (+ x y) 2) (sqrt y))
  (/ 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) 2) (cbrt y))
  (/ 1 (sqrt y))
  (/ (/ (+ x y) 2) (sqrt y))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (/ (+ x y) (cbrt y)) (* 2 (cbrt y)))
  (/ 1 (sqrt y))
  (/ (/ (+ x y) 2) (sqrt y))
  (/ 1 y)
  (/ (+ x y) 2)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  (/ 1/2 y)
  (/ (+ y y) (+ x 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)
  (/ (+ y y) (cbrt (+ x y)))
  (/ (+ y y) (sqrt (+ x y)))
  (/ (+ y y) (+ x y))
  (/ (+ y y) (+ x y))
  (/ (/ (+ x y) 2) (pow y 3))
  (/ (+ x y) 0)
  (* (+ (* y (- y x)) (* x x)) (+ y y))
  (* (+ y y) (- x y))
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
0.178 * * * [progress]: adding candidates to table
0.263 * * [progress]: iteration 2 / 4
0.263 * * * [progress]: picking best candidate
0.265 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* 1/2 (/ x y)) 1/2))>
0.265 * * * [progress]: localizing error
0.269 * * * [progress]: generating rewritten candidates
0.269 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.275 * * * [progress]: generating series expansions
0.275 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.275 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in (x y) around 0
0.275 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in y
0.275 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.275 * [taylor]: Taking taylor expansion of 1/2 in y
0.275 * [taylor]: Taking taylor expansion of (/ x y) in y
0.275 * [taylor]: Taking taylor expansion of x in y
0.275 * [taylor]: Taking taylor expansion of y in y
0.275 * [taylor]: Taking taylor expansion of 1/2 in y
0.275 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in x
0.275 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.275 * [taylor]: Taking taylor expansion of 1/2 in x
0.275 * [taylor]: Taking taylor expansion of (/ x y) in x
0.275 * [taylor]: Taking taylor expansion of x in x
0.275 * [taylor]: Taking taylor expansion of y in x
0.275 * [taylor]: Taking taylor expansion of 1/2 in x
0.275 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) 1/2) in x
0.275 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.275 * [taylor]: Taking taylor expansion of 1/2 in x
0.275 * [taylor]: Taking taylor expansion of (/ x y) in x
0.275 * [taylor]: Taking taylor expansion of x in x
0.275 * [taylor]: Taking taylor expansion of y in x
0.275 * [taylor]: Taking taylor expansion of 1/2 in x
0.276 * [taylor]: Taking taylor expansion of 1/2 in y
0.276 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.276 * [taylor]: Taking taylor expansion of 1/2 in y
0.276 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.276 * [taylor]: Taking taylor expansion of y in y
0.277 * [taylor]: Taking taylor expansion of 0 in y
0.279 * [taylor]: Taking taylor expansion of 0 in y
0.281 * [taylor]: Taking taylor expansion of 0 in y
0.281 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in (x y) around 0
0.281 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in y
0.281 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.281 * [taylor]: Taking taylor expansion of 1/2 in y
0.281 * [taylor]: Taking taylor expansion of (/ y x) in y
0.281 * [taylor]: Taking taylor expansion of y in y
0.281 * [taylor]: Taking taylor expansion of x in y
0.281 * [taylor]: Taking taylor expansion of 1/2 in y
0.281 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.281 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.281 * [taylor]: Taking taylor expansion of 1/2 in x
0.281 * [taylor]: Taking taylor expansion of (/ y x) in x
0.281 * [taylor]: Taking taylor expansion of y in x
0.281 * [taylor]: Taking taylor expansion of x in x
0.281 * [taylor]: Taking taylor expansion of 1/2 in x
0.281 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.281 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.281 * [taylor]: Taking taylor expansion of 1/2 in x
0.281 * [taylor]: Taking taylor expansion of (/ y x) in x
0.281 * [taylor]: Taking taylor expansion of y in x
0.281 * [taylor]: Taking taylor expansion of x in x
0.281 * [taylor]: Taking taylor expansion of 1/2 in x
0.282 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.282 * [taylor]: Taking taylor expansion of 1/2 in y
0.282 * [taylor]: Taking taylor expansion of y in y
0.283 * [taylor]: Taking taylor expansion of 1/2 in y
0.285 * [taylor]: Taking taylor expansion of 0 in y
0.287 * [taylor]: Taking taylor expansion of 0 in y
0.288 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in (x y) around 0
0.288 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in y
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.288 * [taylor]: Taking taylor expansion of 1/2 in y
0.288 * [taylor]: Taking taylor expansion of (/ y x) in y
0.288 * [taylor]: Taking taylor expansion of y in y
0.288 * [taylor]: Taking taylor expansion of x in y
0.288 * [taylor]: Taking taylor expansion of 1/2 in y
0.288 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.288 * [taylor]: Taking taylor expansion of 1/2 in x
0.288 * [taylor]: Taking taylor expansion of (/ y x) in x
0.288 * [taylor]: Taking taylor expansion of y in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of 1/2 in x
0.288 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ y x)) 1/2) in x
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.288 * [taylor]: Taking taylor expansion of 1/2 in x
0.288 * [taylor]: Taking taylor expansion of (/ y x) in x
0.288 * [taylor]: Taking taylor expansion of y in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of 1/2 in x
0.288 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.288 * [taylor]: Taking taylor expansion of 1/2 in y
0.288 * [taylor]: Taking taylor expansion of y in y
0.290 * [taylor]: Taking taylor expansion of 1/2 in y
0.291 * [taylor]: Taking taylor expansion of 0 in y
0.294 * [taylor]: Taking taylor expansion of 0 in y
0.294 * * * [progress]: simplifying candidates
0.295 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* 1/2 (/ x y))) (exp 1/2))
  (log (+ (* 1/2 (/ x y)) 1/2))
  (exp (+ (* 1/2 (/ x y)) 1/2))
  (* (cbrt (+ (* 1/2 (/ x y)) 1/2)) (cbrt (+ (* 1/2 (/ x y)) 1/2)))
  (cbrt (+ (* 1/2 (/ x y)) 1/2))
  (* (* (+ (* 1/2 (/ x y)) 1/2) (+ (* 1/2 (/ x y)) 1/2)) (+ (* 1/2 (/ x y)) 1/2))
  (sqrt (+ (* 1/2 (/ x y)) 1/2))
  (sqrt (+ (* 1/2 (/ x y)) 1/2))
  (+ (pow (* 1/2 (/ x y)) 3) (pow 1/2 3))
  (+ (* (* 1/2 (/ x y)) (* 1/2 (/ x y))) (- (* 1/2 1/2) (* (* 1/2 (/ x y)) 1/2)))
  (- (* (* 1/2 (/ x y)) (* 1/2 (/ x y))) (* 1/2 1/2))
  (- (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
0.297 * * [simplify]: iteration  0 :  78  enodes  (cost  75 )
0.300 * * [simplify]: iteration  1 :  261  enodes  (cost  68 )
0.305 * * [simplify]: iteration  2 :  1002  enodes  (cost  66 )
0.325 * * [simplify]: iteration  3 :  3713  enodes  (cost  64 )
0.409 * * [simplify]: iteration  4 :  5002  enodes  (cost  64 )
0.409 * [simplify]: Simplified to:
   (exp (+ (* 1/2 (/ x y)) 1/2))
  (log (+ (* 1/2 (/ x y)) 1/2))
  (exp (+ (* 1/2 (/ x y)) 1/2))
  (* (cbrt (+ (* 1/2 (/ x y)) 1/2)) (cbrt (+ (* 1/2 (/ x y)) 1/2)))
  (cbrt (+ (* 1/2 (/ x y)) 1/2))
  (pow (+ (* 1/2 (/ x y)) 1/2) 3)
  (sqrt (+ (* 1/2 (/ x y)) 1/2))
  (sqrt (+ (* 1/2 (/ x y)) 1/2))
  (+ (pow (* 1/2 (/ x y)) 3) 1/8)
  (+ (* (/ x y) (- (* 1/4 (/ x y)) 1/4)) 1/4)
  (- (* 1/4 (* (/ x y) (/ x y))) 1/4)
  (- (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
0.409 * * * [progress]: adding candidates to table
0.429 * * [progress]: iteration 3 / 4
0.429 * * * [progress]: picking best candidate
0.430 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ (+ y y) (+ x y))))>
0.430 * * * [progress]: localizing error
0.436 * * * [progress]: generating rewritten candidates
0.436 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.452 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.488 * * * [progress]: generating series expansions
0.488 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.488 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in (y x) around 0
0.488 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.488 * [taylor]: Taking taylor expansion of 1/2 in x
0.488 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.488 * [taylor]: Taking taylor expansion of (+ x y) in x
0.488 * [taylor]: Taking taylor expansion of x in x
0.488 * [taylor]: Taking taylor expansion of y in x
0.488 * [taylor]: Taking taylor expansion of y in x
0.488 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in y
0.488 * [taylor]: Taking taylor expansion of 1/2 in y
0.488 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in y
0.488 * [taylor]: Taking taylor expansion of (+ x y) in y
0.488 * [taylor]: Taking taylor expansion of x in y
0.488 * [taylor]: Taking taylor expansion of y in y
0.488 * [taylor]: Taking taylor expansion of y in y
0.488 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in y
0.488 * [taylor]: Taking taylor expansion of 1/2 in y
0.488 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in y
0.488 * [taylor]: Taking taylor expansion of (+ x y) in y
0.488 * [taylor]: Taking taylor expansion of x in y
0.489 * [taylor]: Taking taylor expansion of y in y
0.489 * [taylor]: Taking taylor expansion of y in y
0.489 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.489 * [taylor]: Taking taylor expansion of 1/2 in x
0.489 * [taylor]: Taking taylor expansion of x in x
0.490 * [taylor]: Taking taylor expansion of 1/2 in x
0.493 * [taylor]: Taking taylor expansion of 0 in x
0.495 * [taylor]: Taking taylor expansion of 0 in x
0.496 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (y x) around 0
0.496 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.496 * [taylor]: Taking taylor expansion of 1/2 in x
0.496 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.496 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.496 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.496 * [taylor]: Taking taylor expansion of y in x
0.496 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.496 * [taylor]: Taking taylor expansion of x in x
0.496 * [taylor]: Taking taylor expansion of y in x
0.496 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.496 * [taylor]: Taking taylor expansion of 1/2 in y
0.496 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.496 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.496 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.496 * [taylor]: Taking taylor expansion of y in y
0.496 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.496 * [taylor]: Taking taylor expansion of x in y
0.497 * [taylor]: Taking taylor expansion of y in y
0.497 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.497 * [taylor]: Taking taylor expansion of 1/2 in y
0.497 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.497 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.497 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.497 * [taylor]: Taking taylor expansion of y in y
0.497 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.497 * [taylor]: Taking taylor expansion of x in y
0.497 * [taylor]: Taking taylor expansion of y in y
0.498 * [taylor]: Taking taylor expansion of 0 in x
0.499 * [taylor]: Taking taylor expansion of 1/2 in x
0.501 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.501 * [taylor]: Taking taylor expansion of 1/2 in x
0.501 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.501 * [taylor]: Taking taylor expansion of x in x
0.503 * [taylor]: Taking taylor expansion of 0 in x
0.507 * [taylor]: Taking taylor expansion of 0 in x
0.508 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in (y x) around 0
0.508 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.508 * [taylor]: Taking taylor expansion of 1/2 in x
0.508 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.508 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.508 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.508 * [taylor]: Taking taylor expansion of y in x
0.508 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.508 * [taylor]: Taking taylor expansion of x in x
0.508 * [taylor]: Taking taylor expansion of y in x
0.508 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.508 * [taylor]: Taking taylor expansion of 1/2 in y
0.508 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.508 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.508 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.508 * [taylor]: Taking taylor expansion of y in y
0.509 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.509 * [taylor]: Taking taylor expansion of x in y
0.509 * [taylor]: Taking taylor expansion of y in y
0.509 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.509 * [taylor]: Taking taylor expansion of 1/2 in y
0.509 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.509 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.509 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.509 * [taylor]: Taking taylor expansion of y in y
0.509 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.509 * [taylor]: Taking taylor expansion of x in y
0.509 * [taylor]: Taking taylor expansion of y in y
0.510 * [taylor]: Taking taylor expansion of 0 in x
0.511 * [taylor]: Taking taylor expansion of 1/2 in x
0.513 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.513 * [taylor]: Taking taylor expansion of 1/2 in x
0.513 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.513 * [taylor]: Taking taylor expansion of x in x
0.516 * [taylor]: Taking taylor expansion of 0 in x
0.519 * [taylor]: Taking taylor expansion of 0 in x
0.520 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.520 * [approximate]: Taking taylor expansion of (* 2 (/ y (+ x y))) in (y x) around 0
0.520 * [taylor]: Taking taylor expansion of (* 2 (/ y (+ x y))) in x
0.520 * [taylor]: Taking taylor expansion of 2 in x
0.520 * [taylor]: Taking taylor expansion of (/ y (+ x y)) in x
0.520 * [taylor]: Taking taylor expansion of y in x
0.520 * [taylor]: Taking taylor expansion of (+ x y) in x
0.520 * [taylor]: Taking taylor expansion of x in x
0.520 * [taylor]: Taking taylor expansion of y in x
0.521 * [taylor]: Taking taylor expansion of (* 2 (/ y (+ x y))) in y
0.521 * [taylor]: Taking taylor expansion of 2 in y
0.521 * [taylor]: Taking taylor expansion of (/ y (+ x y)) in y
0.521 * [taylor]: Taking taylor expansion of y in y
0.521 * [taylor]: Taking taylor expansion of (+ x y) in y
0.521 * [taylor]: Taking taylor expansion of x in y
0.521 * [taylor]: Taking taylor expansion of y in y
0.521 * [taylor]: Taking taylor expansion of (* 2 (/ y (+ x y))) in y
0.521 * [taylor]: Taking taylor expansion of 2 in y
0.521 * [taylor]: Taking taylor expansion of (/ y (+ x y)) in y
0.521 * [taylor]: Taking taylor expansion of y in y
0.521 * [taylor]: Taking taylor expansion of (+ x y) in y
0.521 * [taylor]: Taking taylor expansion of x in y
0.521 * [taylor]: Taking taylor expansion of y in y
0.521 * [taylor]: Taking taylor expansion of (/ 2 x) in x
0.521 * [taylor]: Taking taylor expansion of 2 in x
0.521 * [taylor]: Taking taylor expansion of x in x
0.522 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 (pow x 2)))) in x
0.522 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 2))) in x
0.522 * [taylor]: Taking taylor expansion of 2 in x
0.522 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.522 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.522 * [taylor]: Taking taylor expansion of x in x
0.526 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 3))) in x
0.526 * [taylor]: Taking taylor expansion of 2 in x
0.526 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.526 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.526 * [taylor]: Taking taylor expansion of x in x
0.534 * [approximate]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in (y x) around 0
0.534 * [taylor]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.534 * [taylor]: Taking taylor expansion of 2 in x
0.534 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.534 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.534 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.534 * [taylor]: Taking taylor expansion of y in x
0.534 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.534 * [taylor]: Taking taylor expansion of x in x
0.535 * [taylor]: Taking taylor expansion of y in x
0.535 * [taylor]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.535 * [taylor]: Taking taylor expansion of 2 in y
0.535 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.535 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.535 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.535 * [taylor]: Taking taylor expansion of y in y
0.535 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.535 * [taylor]: Taking taylor expansion of x in y
0.535 * [taylor]: Taking taylor expansion of y in y
0.537 * [taylor]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.537 * [taylor]: Taking taylor expansion of 2 in y
0.537 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.537 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.537 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.537 * [taylor]: Taking taylor expansion of y in y
0.537 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.537 * [taylor]: Taking taylor expansion of x in y
0.537 * [taylor]: Taking taylor expansion of y in y
0.539 * [taylor]: Taking taylor expansion of 2 in x
0.540 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
0.540 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
0.540 * [taylor]: Taking taylor expansion of 2 in x
0.540 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.540 * [taylor]: Taking taylor expansion of x in x
0.544 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 2))) in x
0.544 * [taylor]: Taking taylor expansion of 2 in x
0.544 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.545 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.545 * [taylor]: Taking taylor expansion of x in x
0.550 * [approximate]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in (y x) around 0
0.550 * [taylor]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in x
0.550 * [taylor]: Taking taylor expansion of 2 in x
0.550 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in x
0.550 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.550 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.550 * [taylor]: Taking taylor expansion of y in x
0.550 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.550 * [taylor]: Taking taylor expansion of x in x
0.550 * [taylor]: Taking taylor expansion of y in x
0.551 * [taylor]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.551 * [taylor]: Taking taylor expansion of 2 in y
0.551 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.551 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.551 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.551 * [taylor]: Taking taylor expansion of y in y
0.551 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.551 * [taylor]: Taking taylor expansion of x in y
0.551 * [taylor]: Taking taylor expansion of y in y
0.552 * [taylor]: Taking taylor expansion of (/ 2 (* (+ (/ 1 y) (/ 1 x)) y)) in y
0.553 * [taylor]: Taking taylor expansion of 2 in y
0.553 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) y) in y
0.553 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.553 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.553 * [taylor]: Taking taylor expansion of y in y
0.553 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.553 * [taylor]: Taking taylor expansion of x in y
0.553 * [taylor]: Taking taylor expansion of y in y
0.554 * [taylor]: Taking taylor expansion of 2 in x
0.556 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
0.556 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
0.556 * [taylor]: Taking taylor expansion of 2 in x
0.556 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.556 * [taylor]: Taking taylor expansion of x in x
0.560 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 2))) in x
0.560 * [taylor]: Taking taylor expansion of 2 in x
0.560 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.560 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.560 * [taylor]: Taking taylor expansion of x in x
0.565 * * * [progress]: simplifying candidates
0.572 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- 1)
  (- (- (log (+ y y)) (log (+ x y))))
  (- (log (/ (+ y y) (+ x y))))
  (- 0 (- (log (+ y y)) (log (+ x y))))
  (- 0 (log (/ (+ y y) (+ x y))))
  (- (log 1) (- (log (+ y y)) (log (+ x y))))
  (- (log 1) (log (/ (+ y y) (+ x y))))
  (log (/ 1 (/ (+ y y) (+ x y))))
  (exp (/ 1 (/ (+ y y) (+ x y))))
  (/ (* (* 1 1) 1) (/ (* (* (+ y y) (+ y y)) (+ y y)) (* (* (+ x y) (+ x y)) (+ x y))))
  (/ (* (* 1 1) 1) (* (* (/ (+ y y) (+ x y)) (/ (+ y y) (+ x y))) (/ (+ y y) (+ x y))))
  (* (cbrt (/ 1 (/ (+ y y) (+ x y)))) (cbrt (/ 1 (/ (+ y y) (+ x y)))))
  (cbrt (/ 1 (/ (+ y y) (+ x y))))
  (* (* (/ 1 (/ (+ y y) (+ x y))) (/ 1 (/ (+ y y) (+ x y)))) (/ 1 (/ (+ y y) (+ x y))))
  (sqrt (/ 1 (/ (+ y y) (+ x y))))
  (sqrt (/ 1 (/ (+ y y) (+ x y))))
  (- 1)
  (- (/ (+ y y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ (+ y y) (+ x y))) (cbrt (/ (+ y y) (+ x y)))))
  (/ (cbrt 1) (cbrt (/ (+ y y) (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ (+ y y) (+ x y))))
  (/ (cbrt 1) (sqrt (/ (+ y y) (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ y y)) (cbrt (+ y y))) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (cbrt (+ y y)) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ y y)) (cbrt (+ y y))) (sqrt (+ x y))))
  (/ (cbrt 1) (/ (cbrt (+ y y)) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ y y)) (cbrt (+ y y))) 1))
  (/ (cbrt 1) (/ (cbrt (+ y y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ y y)) (cbrt (+ y y))) 1))
  (/ (cbrt 1) (/ (cbrt (+ y y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ y y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (sqrt (+ y y)) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ y y)) (sqrt (+ x y))))
  (/ (cbrt 1) (/ (sqrt (+ y y)) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ y y)) 1))
  (/ (cbrt 1) (/ (sqrt (+ y y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ y y)) 1))
  (/ (cbrt 1) (/ (sqrt (+ y y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (+ y y) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt (+ x y))))
  (/ (cbrt 1) (/ (+ y y) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (+ y y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (+ y y) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (+ (cbrt y) (cbrt y)) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) (sqrt (+ x y))))
  (/ (cbrt 1) (/ (+ (cbrt y) (cbrt y)) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) 1))
  (/ (cbrt 1) (/ (+ (cbrt y) (cbrt y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt y) (cbrt y)) 1))
  (/ (cbrt 1) (/ (+ (cbrt y) (cbrt y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (+ (sqrt y) (sqrt y)) (cbrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) (sqrt (+ x y))))
  (/ (cbrt 1) (/ (+ (sqrt y) (sqrt y)) (sqrt (+ x y))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) 1))
  (/ (cbrt 1) (/ (+ (sqrt y) (sqrt y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt y) 1))
  (/ (cbrt 1) (/ (+ (sqrt y) (sqrt y)) (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (/ (cbrt 1) (/ (+ y y) (cbrt (+ x y))))
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  (/ (sqrt y) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (+ (sqrt y) (sqrt y)) (cbrt (+ x y)))
  (/ (sqrt y) (sqrt (+ x y)))
  (/ (+ (sqrt y) (sqrt y)) (sqrt (+ x y)))
  (/ (sqrt y) 1)
  (/ (+ (sqrt y) (sqrt y)) (+ x y))
  (/ (sqrt y) 1)
  (/ (+ (sqrt y) (sqrt y)) (+ x y))
  (/ y (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (+ 1 1) (cbrt (+ x y)))
  (/ y (sqrt (+ x y)))
  (/ (+ 1 1) (sqrt (+ x y)))
  (/ y 1)
  (/ (+ 1 1) (+ x y))
  (/ y 1)
  (/ (+ 1 1) (+ x y))
  (/ (+ 1 1) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ y (cbrt (+ x y)))
  (/ (+ 1 1) (sqrt (+ x y)))
  (/ y (sqrt (+ x y)))
  (/ (+ 1 1) 1)
  (/ y (+ x y))
  (/ (+ 1 1) 1)
  (/ y (+ x y))
  (/ (+ 1 1) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ y (cbrt (+ x y)))
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  (/ y (sqrt (+ x y)))
  (/ (+ 1 1) 1)
  (/ y (+ x y))
  (/ (+ 1 1) 1)
  (/ y (+ x y))
  (/ 2 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ y (cbrt (+ x y)))
  (/ 2 (sqrt (+ x y)))
  (/ y (sqrt (+ x y)))
  (/ 2 1)
  (/ y (+ x y))
  (/ 2 1)
  (/ y (+ x y))
  (/ 1 (+ x y))
  (/ (+ x y) (+ y y))
  (/ (+ y y) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (+ y y) (sqrt (+ x y)))
  (/ (+ y y) 1)
  (/ (+ y y) 1)
  (/ (+ x y) (cbrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  (/ (+ x y) (+ y y))
  (/ (+ x y) (+ (cbrt y) (cbrt y)))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ (+ x y) (+ y y))
  (/ (+ x y) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ (+ x y) (+ 1 1))
  (/ (+ x y) y)
  (/ (+ x y) y)
  (/ (+ x y) y)
  (/ (+ y y) (+ (pow x 3) (pow y 3)))
  (/ (+ y y) (- (* x x) (* y y)))
  (* (+ x y) (+ (* y y) (- (* y y) (* y y))))
  (* (+ x y) (- y y))
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  0
  0
  0
0.587 * * [simplify]: iteration  0 :  738  enodes  (cost  2620 )
0.602 * * [simplify]: iteration  1 :  3522  enodes  (cost  2285 )
0.650 * * [simplify]: iteration  2 :  5002  enodes  (cost  1985 )
0.663 * [simplify]: Simplified to:
   (- 1)
  (log (/ 1 (/ (+ y y) (+ x y))))
  (log (/ 1 (/ (+ y y) (+ x y))))
  (log (/ 1 (/ (+ y y) (+ x y))))
  (log (/ 1 (/ (+ y y) (+ x y))))
  (log (/ 1 (/ (+ y y) (+ x y))))
  (log (/ 1 (/ (+ y y) (+ x y))))
  (log (/ 1 (/ (+ y y) (+ x y))))
  (pow (exp 1/2) (/ (+ x y) y))
  (pow (/ (+ x y) (+ y y)) 3)
  (pow (/ (+ x y) (+ y y)) 3)
  (* (cbrt (/ 1 (/ (+ y y) (+ x y)))) (cbrt (/ 1 (/ (+ y y) (+ x y)))))
  (cbrt (/ 1 (/ (+ y y) (+ x y))))
  (pow (/ (+ x y) (+ y y)) 3)
  (sqrt (/ 1 (/ (+ y y) (+ x y))))
  (sqrt (/ 1 (/ (+ y y) (+ x y))))
  (- 1)
  (- (/ (+ y y) (+ x y)))
  (/ (/ 1 (cbrt (/ (+ y y) (+ x y)))) (cbrt (/ (+ y y) (+ x y))))
  (/ 1 (cbrt (/ (+ y y) (+ x y))))
  (/ 1 (sqrt (/ (+ y y) (+ x y))))
  (/ 1 (sqrt (/ (+ y y) (+ x y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (* 1 (cbrt (+ x y))) (cbrt (+ y y)))
  (/ (sqrt (+ x y)) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (sqrt (+ x y)) (cbrt (+ y y)))
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ y y)))
  (/ (* 1 (cbrt (+ x y))) (sqrt (+ y y)))
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  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
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  (/ 1 (sqrt (+ y y)))
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  (* (cbrt (+ x y)) (cbrt (+ x y)))
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  1
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  1
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  1
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  1
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  1/2
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  1/2
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  1/2
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  1
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  1
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  1
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  1
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  1
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  1/2
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  1
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  1
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  1
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  1
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  1
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  1/2
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  1/2
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  1/2
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  1/2
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  1
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  1
  1
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  1
  1
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  1/2
  1/2
  (* (* 1/2 (cbrt (+ x y))) (cbrt (+ x y)))
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  1/2
  1/2
  (* (* 1/2 (cbrt (+ x y))) (cbrt (+ x y)))
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  1/2
  1/2
  1
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  1
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  1
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  (sqrt y)
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  1
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  (* 2 (/ (* (cbrt y) (cbrt y)) (sqrt (+ x y))))
  (cbrt y)
  (* 2 (/ (* (cbrt y) (cbrt y)) (+ x y)))
  (cbrt y)
  (* 2 (/ (* (cbrt y) (cbrt y)) (+ x y)))
  (/ (sqrt y) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 2 (/ (cbrt (+ x y)) (sqrt y)))
  (/ (sqrt y) (sqrt (+ x y)))
  (* 2 (/ (sqrt y) (sqrt (+ x y))))
  (sqrt y)
  (* 2 (/ (sqrt y) (+ x y)))
  (sqrt y)
  (* 2 (/ (sqrt y) (+ x y)))
  (/ y (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 2 (cbrt (+ x y)))
  (/ y (sqrt (+ x y)))
  (/ 2 (sqrt (+ x y)))
  y
  (/ 2 (+ x y))
  y
  (/ 2 (+ x y))
  (/ 2 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ y (cbrt (+ x y)))
  (/ 2 (sqrt (+ x y)))
  (/ y (sqrt (+ x y)))
  2
  (/ y (+ x y))
  2
  (/ y (+ x y))
  (/ 2 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ y (cbrt (+ x y)))
  (/ 2 (sqrt (+ x y)))
  (/ y (sqrt (+ x y)))
  2
  (/ y (+ x y))
  2
  (/ y (+ x y))
  (/ 2 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ y (cbrt (+ x y)))
  (/ 2 (sqrt (+ x y)))
  (/ y (sqrt (+ x y)))
  2
  (/ y (+ x y))
  2
  (/ y (+ x y))
  (/ 1 (+ x y))
  (/ (+ x y) (+ y y))
  (/ (+ y y) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (+ y y) (sqrt (+ x y)))
  (+ y y)
  (+ y y)
  (/ (+ x y) (cbrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  (/ (+ x y) (+ y y))
  (/ (+ x y) (* 2 (cbrt y)))
  (/ (+ x y) (* 2 (sqrt y)))
  (/ (+ x y) (+ y y))
  (/ (+ x y) (* 2 (* (cbrt y) (cbrt y))))
  (/ (+ x y) (* 2 (sqrt y)))
  (* 1/2 (+ x y))
  (/ (+ x y) y)
  (/ (+ x y) y)
  (/ (+ x y) y)
  (/ (+ y y) (+ (pow x 3) (pow y 3)))
  (/ (+ y y) (- (* x x) (* y y)))
  (* (+ x y) (* y y))
  0
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  0
  0
  0
0.665 * * * [progress]: adding candidates to table
0.874 * [progress]: [Phase 3 of 3] Extracting.
0.874 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ 1 (/ (+ y y) (+ x y))))> #<alt (λ (x y) (+ (* 1/2 (/ x y)) 1/2))>)
0.874 * * * [regime-changes]: Trying 2 branch expressions: (y x)
0.874 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ 1 (/ (+ y y) (+ x y))))> #<alt (λ (x y) (+ (* 1/2 (/ x y)) 1/2))>)
0.887 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ 1 (/ (+ y y) (+ x y))))> #<alt (λ (x y) (+ (* 1/2 (/ x y)) 1/2))>)
0.897 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.898 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* 1/2 (/ x y)) 1/2)
0.898 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.898 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.899 * [simplify]: Simplified to:
   (+ (* 1/2 (/ x y)) 1/2)
1.260 * [regime-testing]: Baseline error score: 0.0017502187773471684
1.260 * [regime-testing]: Oracle error score: 0.0005000625078134767
1.261 * [regime-testing]: End program error score: 0.0017502187773471684
1.279 * [regime-testing]: Target error score: 0.0017502187773471684