15.440 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.092 * * * [progress]: [2/2] Setting up program.
0.097 * [progress]: [Phase 2 of 3] Improving.
0.097 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (/ y (+ 1.0 (/ (* x y) 2.0))))
0.266 * * [simplify]: iteration  0 :  2641  enodes  (cost  11 )
0.266 * * [simplify]: iteration  1 :  2641  enodes  (cost  11 )
0.266 * [simplify]: Simplified to:
   (+ x (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
0.269 * * [progress]: iteration 1 / 4
0.269 * * * [progress]: picking best candidate
0.273 * * * * [pick]: Picked  #<alt (λ (x y) (- x (/ y (+ 1.0 (/ (* x y) 2.0)))))>
0.273 * * * [progress]: localizing error
0.280 * * * [progress]: generating rewritten candidates
0.280 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.286 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 2)
0.292 * * * [progress]: generating series expansions
0.292 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.292 * [approximate]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in (y x) around 0
0.292 * [taylor]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in x
0.292 * [taylor]: Taking taylor expansion of y in x
0.292 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in x
0.292 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.292 * [taylor]: Taking taylor expansion of 0.5 in x
0.292 * [taylor]: Taking taylor expansion of (* x y) in x
0.292 * [taylor]: Taking taylor expansion of x in x
0.292 * [taylor]: Taking taylor expansion of y in x
0.292 * [taylor]: Taking taylor expansion of 1.0 in x
0.293 * [taylor]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.293 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in y
0.293 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y
0.293 * [taylor]: Taking taylor expansion of 0.5 in y
0.293 * [taylor]: Taking taylor expansion of (* x y) in y
0.293 * [taylor]: Taking taylor expansion of x in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.293 * [taylor]: Taking taylor expansion of 1.0 in y
0.293 * [taylor]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.293 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in y
0.293 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y
0.293 * [taylor]: Taking taylor expansion of 0.5 in y
0.293 * [taylor]: Taking taylor expansion of (* x y) in y
0.293 * [taylor]: Taking taylor expansion of x in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.293 * [taylor]: Taking taylor expansion of 1.0 in y
0.293 * [taylor]: Taking taylor expansion of 1.0 in x
0.293 * [taylor]: Taking taylor expansion of (neg (* 0.5 x)) in x
0.293 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.293 * [taylor]: Taking taylor expansion of 0.5 in x
0.293 * [taylor]: Taking taylor expansion of x in x
0.293 * [taylor]: Taking taylor expansion of (* 0.25 (pow x 2)) in x
0.293 * [taylor]: Taking taylor expansion of 0.25 in x
0.293 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.293 * [taylor]: Taking taylor expansion of x in x
0.294 * [taylor]: Taking taylor expansion of (neg (* 0.125 (pow x 3))) in x
0.294 * [taylor]: Taking taylor expansion of (* 0.125 (pow x 3)) in x
0.294 * [taylor]: Taking taylor expansion of 0.125 in x
0.294 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.294 * [taylor]: Taking taylor expansion of x in x
0.294 * [taylor]: Taking taylor expansion of (* 0.0625 (pow x 4)) in x
0.294 * [taylor]: Taking taylor expansion of 0.0625 in x
0.294 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.294 * [taylor]: Taking taylor expansion of x in x
0.295 * [approximate]: Taking taylor expansion of (/ 1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in (y x) around 0
0.295 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in x
0.295 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y) in x
0.295 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in x
0.295 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.295 * [taylor]: Taking taylor expansion of 0.5 in x
0.295 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.295 * [taylor]: Taking taylor expansion of (* x y) in x
0.295 * [taylor]: Taking taylor expansion of x in x
0.295 * [taylor]: Taking taylor expansion of y in x
0.295 * [taylor]: Taking taylor expansion of 1.0 in x
0.295 * [taylor]: Taking taylor expansion of y in x
0.295 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in y
0.295 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y) in y
0.295 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in y
0.295 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.295 * [taylor]: Taking taylor expansion of 0.5 in y
0.295 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.295 * [taylor]: Taking taylor expansion of (* x y) in y
0.295 * [taylor]: Taking taylor expansion of x in y
0.295 * [taylor]: Taking taylor expansion of y in y
0.295 * [taylor]: Taking taylor expansion of 1.0 in y
0.295 * [taylor]: Taking taylor expansion of y in y
0.296 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in y
0.296 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y) in y
0.296 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in y
0.296 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.296 * [taylor]: Taking taylor expansion of 0.5 in y
0.296 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.296 * [taylor]: Taking taylor expansion of (* x y) in y
0.296 * [taylor]: Taking taylor expansion of x in y
0.296 * [taylor]: Taking taylor expansion of y in y
0.296 * [taylor]: Taking taylor expansion of 1.0 in y
0.296 * [taylor]: Taking taylor expansion of y in y
0.296 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.296 * [taylor]: Taking taylor expansion of 2.0 in x
0.296 * [taylor]: Taking taylor expansion of x in x
0.296 * [taylor]: Taking taylor expansion of (neg (* 4.0 (pow x 2))) in x
0.296 * [taylor]: Taking taylor expansion of (* 4.0 (pow x 2)) in x
0.297 * [taylor]: Taking taylor expansion of 4.0 in x
0.297 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.297 * [taylor]: Taking taylor expansion of x in x
0.297 * [taylor]: Taking taylor expansion of (* 8.0 (pow x 3)) in x
0.297 * [taylor]: Taking taylor expansion of 8.0 in x
0.297 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.297 * [taylor]: Taking taylor expansion of x in x
0.298 * [taylor]: Taking taylor expansion of (neg (* 16.0 (pow x 4))) in x
0.298 * [taylor]: Taking taylor expansion of (* 16.0 (pow x 4)) in x
0.298 * [taylor]: Taking taylor expansion of 16.0 in x
0.298 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.298 * [taylor]: Taking taylor expansion of x in x
0.299 * [taylor]: Taking taylor expansion of (* 32.0 (pow x 5)) in x
0.299 * [taylor]: Taking taylor expansion of 32.0 in x
0.299 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.299 * [taylor]: Taking taylor expansion of x in x
0.299 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in (y x) around 0
0.299 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in x
0.299 * [taylor]: Taking taylor expansion of -1 in x
0.299 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y) in x
0.299 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in x
0.299 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.299 * [taylor]: Taking taylor expansion of 0.5 in x
0.299 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.299 * [taylor]: Taking taylor expansion of (* x y) in x
0.299 * [taylor]: Taking taylor expansion of x in x
0.299 * [taylor]: Taking taylor expansion of y in x
0.299 * [taylor]: Taking taylor expansion of 1.0 in x
0.299 * [taylor]: Taking taylor expansion of y in x
0.299 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in y
0.299 * [taylor]: Taking taylor expansion of -1 in y
0.299 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y) in y
0.299 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in y
0.300 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.300 * [taylor]: Taking taylor expansion of 0.5 in y
0.300 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.300 * [taylor]: Taking taylor expansion of (* x y) in y
0.300 * [taylor]: Taking taylor expansion of x in y
0.300 * [taylor]: Taking taylor expansion of y in y
0.300 * [taylor]: Taking taylor expansion of 1.0 in y
0.300 * [taylor]: Taking taylor expansion of y in y
0.300 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y)) in y
0.300 * [taylor]: Taking taylor expansion of -1 in y
0.300 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 (* x y))) 1.0) y) in y
0.300 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in y
0.300 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.300 * [taylor]: Taking taylor expansion of 0.5 in y
0.300 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.300 * [taylor]: Taking taylor expansion of (* x y) in y
0.300 * [taylor]: Taking taylor expansion of x in y
0.300 * [taylor]: Taking taylor expansion of y in y
0.300 * [taylor]: Taking taylor expansion of 1.0 in y
0.300 * [taylor]: Taking taylor expansion of y in y
0.300 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.300 * [taylor]: Taking taylor expansion of -2.0 in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.301 * [taylor]: Taking taylor expansion of (* 4.0 (pow x 2)) in x
0.301 * [taylor]: Taking taylor expansion of 4.0 in x
0.301 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.301 * [taylor]: Taking taylor expansion of x in x
0.301 * [taylor]: Taking taylor expansion of (neg (* 8.0 (pow x 3))) in x
0.301 * [taylor]: Taking taylor expansion of (* 8.0 (pow x 3)) in x
0.301 * [taylor]: Taking taylor expansion of 8.0 in x
0.301 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.301 * [taylor]: Taking taylor expansion of x in x
0.302 * [taylor]: Taking taylor expansion of (* 16.0 (pow x 4)) in x
0.302 * [taylor]: Taking taylor expansion of 16.0 in x
0.302 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.302 * [taylor]: Taking taylor expansion of x in x
0.303 * [taylor]: Taking taylor expansion of (neg (* 32.0 (pow x 5))) in x
0.303 * [taylor]: Taking taylor expansion of (* 32.0 (pow x 5)) in x
0.303 * [taylor]: Taking taylor expansion of 32.0 in x
0.303 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.303 * [taylor]: Taking taylor expansion of x in x
0.303 * * * * [progress]: [ 2 / 2 ] generating series at (2 2 2)
0.303 * [approximate]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in (x y) around 0
0.303 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in y
0.303 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y
0.303 * [taylor]: Taking taylor expansion of 0.5 in y
0.304 * [taylor]: Taking taylor expansion of (* x y) in y
0.304 * [taylor]: Taking taylor expansion of x in y
0.304 * [taylor]: Taking taylor expansion of y in y
0.304 * [taylor]: Taking taylor expansion of 1.0 in y
0.304 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in x
0.304 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.304 * [taylor]: Taking taylor expansion of 0.5 in x
0.304 * [taylor]: Taking taylor expansion of (* x y) in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of y in x
0.304 * [taylor]: Taking taylor expansion of 1.0 in x
0.304 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in x
0.304 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.304 * [taylor]: Taking taylor expansion of 0.5 in x
0.304 * [taylor]: Taking taylor expansion of (* x y) in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of y in x
0.304 * [taylor]: Taking taylor expansion of 1.0 in x
0.304 * [taylor]: Taking taylor expansion of 1.0 in y
0.304 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.304 * [taylor]: Taking taylor expansion of 0.5 in y
0.304 * [taylor]: Taking taylor expansion of y in y
0.304 * [taylor]: Taking taylor expansion of 0 in y
0.304 * [taylor]: Taking taylor expansion of 0 in y
0.304 * [taylor]: Taking taylor expansion of 0 in y
0.305 * [approximate]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in (x y) around 0
0.305 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in y
0.305 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.305 * [taylor]: Taking taylor expansion of 0.5 in y
0.305 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.305 * [taylor]: Taking taylor expansion of (* x y) in y
0.305 * [taylor]: Taking taylor expansion of x in y
0.305 * [taylor]: Taking taylor expansion of y in y
0.305 * [taylor]: Taking taylor expansion of 1.0 in y
0.305 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in x
0.305 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.305 * [taylor]: Taking taylor expansion of 0.5 in x
0.305 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.305 * [taylor]: Taking taylor expansion of (* x y) in x
0.305 * [taylor]: Taking taylor expansion of x in x
0.305 * [taylor]: Taking taylor expansion of y in x
0.305 * [taylor]: Taking taylor expansion of 1.0 in x
0.305 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in x
0.305 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.305 * [taylor]: Taking taylor expansion of 0.5 in x
0.305 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.305 * [taylor]: Taking taylor expansion of (* x y) in x
0.305 * [taylor]: Taking taylor expansion of x in x
0.305 * [taylor]: Taking taylor expansion of y in x
0.305 * [taylor]: Taking taylor expansion of 1.0 in x
0.305 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.305 * [taylor]: Taking taylor expansion of 0.5 in y
0.305 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.305 * [taylor]: Taking taylor expansion of y in y
0.305 * [taylor]: Taking taylor expansion of 1.0 in y
0.306 * [taylor]: Taking taylor expansion of 0 in y
0.306 * [taylor]: Taking taylor expansion of 0 in y
0.306 * [taylor]: Taking taylor expansion of 0 in y
0.306 * [approximate]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in (x y) around 0
0.306 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in y
0.306 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.306 * [taylor]: Taking taylor expansion of 0.5 in y
0.306 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.306 * [taylor]: Taking taylor expansion of (* x y) in y
0.306 * [taylor]: Taking taylor expansion of x in y
0.307 * [taylor]: Taking taylor expansion of y in y
0.307 * [taylor]: Taking taylor expansion of 1.0 in y
0.307 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in x
0.307 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.307 * [taylor]: Taking taylor expansion of 0.5 in x
0.307 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.307 * [taylor]: Taking taylor expansion of (* x y) in x
0.307 * [taylor]: Taking taylor expansion of x in x
0.307 * [taylor]: Taking taylor expansion of y in x
0.307 * [taylor]: Taking taylor expansion of 1.0 in x
0.307 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* x y))) 1.0) in x
0.307 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.307 * [taylor]: Taking taylor expansion of 0.5 in x
0.307 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.307 * [taylor]: Taking taylor expansion of (* x y) in x
0.307 * [taylor]: Taking taylor expansion of x in x
0.307 * [taylor]: Taking taylor expansion of y in x
0.307 * [taylor]: Taking taylor expansion of 1.0 in x
0.307 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.307 * [taylor]: Taking taylor expansion of 0.5 in y
0.307 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.307 * [taylor]: Taking taylor expansion of y in y
0.307 * [taylor]: Taking taylor expansion of 1.0 in y
0.307 * [taylor]: Taking taylor expansion of 0 in y
0.308 * [taylor]: Taking taylor expansion of 0 in y
0.308 * [taylor]: Taking taylor expansion of 0 in y
0.308 * * * [progress]: simplifying candidates
0.309 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log y) (log (+ 1.0 (/ (* x y) 2.0))))
  (log (/ y (+ 1.0 (/ (* x y) 2.0))))
  (exp (/ y (+ 1.0 (/ (* x y) 2.0))))
  (/ (* (* y y) y) (* (* (+ 1.0 (/ (* x y) 2.0)) (+ 1.0 (/ (* x y) 2.0))) (+ 1.0 (/ (* x y) 2.0))))
  (* (cbrt (/ y (+ 1.0 (/ (* x y) 2.0)))) (cbrt (/ y (+ 1.0 (/ (* x y) 2.0)))))
  (cbrt (/ y (+ 1.0 (/ (* x y) 2.0))))
  (* (* (/ y (+ 1.0 (/ (* x y) 2.0))) (/ y (+ 1.0 (/ (* x y) 2.0)))) (/ y (+ 1.0 (/ (* x y) 2.0))))
  (sqrt (/ y (+ 1.0 (/ (* x y) 2.0))))
  (sqrt (/ y (+ 1.0 (/ (* x y) 2.0))))
  (neg y)
  (neg (+ 1.0 (/ (* x y) 2.0)))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (+ 1.0 (/ (* x y) 2.0))) (cbrt (+ 1.0 (/ (* x y) 2.0)))))
  (/ (cbrt y) (cbrt (+ 1.0 (/ (* x y) 2.0))))
  (/ (* (cbrt y) (cbrt y)) (sqrt (+ 1.0 (/ (* x y) 2.0))))
  (/ (cbrt y) (sqrt (+ 1.0 (/ (* x y) 2.0))))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (+ 1.0 (/ (* x y) 2.0)))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (+ 1.0 (/ (* x y) 2.0)))
  (/ (sqrt y) (* (cbrt (+ 1.0 (/ (* x y) 2.0))) (cbrt (+ 1.0 (/ (* x y) 2.0)))))
  (/ (sqrt y) (cbrt (+ 1.0 (/ (* x y) 2.0))))
  (/ (sqrt y) (sqrt (+ 1.0 (/ (* x y) 2.0))))
  (/ (sqrt y) (sqrt (+ 1.0 (/ (* x y) 2.0))))
  (/ (sqrt y) 1)
  (/ (sqrt y) (+ 1.0 (/ (* x y) 2.0)))
  (/ (sqrt y) 1)
  (/ (sqrt y) (+ 1.0 (/ (* x y) 2.0)))
  (/ 1 (* (cbrt (+ 1.0 (/ (* x y) 2.0))) (cbrt (+ 1.0 (/ (* x y) 2.0)))))
  (/ y (cbrt (+ 1.0 (/ (* x y) 2.0))))
  (/ 1 (sqrt (+ 1.0 (/ (* x y) 2.0))))
  (/ y (sqrt (+ 1.0 (/ (* x y) 2.0))))
  (/ 1 1)
  (/ y (+ 1.0 (/ (* x y) 2.0)))
  (/ 1 1)
  (/ y (+ 1.0 (/ (* x y) 2.0)))
  (/ 1 (+ 1.0 (/ (* x y) 2.0)))
  (/ (+ 1.0 (/ (* x y) 2.0)) y)
  (/ y (* (cbrt (+ 1.0 (/ (* x y) 2.0))) (cbrt (+ 1.0 (/ (* x y) 2.0)))))
  (/ y (sqrt (+ 1.0 (/ (* x y) 2.0))))
  (/ y 1)
  (/ y 1)
  (/ (+ 1.0 (/ (* x y) 2.0)) (cbrt y))
  (/ (+ 1.0 (/ (* x y) 2.0)) (sqrt y))
  (/ (+ 1.0 (/ (* x y) 2.0)) y)
  (/ y (+ (pow 1.0 3) (pow (/ (* x y) 2.0) 3)))
  (/ y (- (* 1.0 1.0) (* (/ (* x y) 2.0) (/ (* x y) 2.0))))
  (* (exp 1.0) (exp (/ (* x y) 2.0)))
  (log (+ 1.0 (/ (* x y) 2.0)))
  (exp (+ 1.0 (/ (* x y) 2.0)))
  (* (cbrt (+ 1.0 (/ (* x y) 2.0))) (cbrt (+ 1.0 (/ (* x y) 2.0))))
  (cbrt (+ 1.0 (/ (* x y) 2.0)))
  (* (* (+ 1.0 (/ (* x y) 2.0)) (+ 1.0 (/ (* x y) 2.0))) (+ 1.0 (/ (* x y) 2.0)))
  (sqrt (+ 1.0 (/ (* x y) 2.0)))
  (sqrt (+ 1.0 (/ (* x y) 2.0)))
  (+ (pow 1.0 3) (pow (/ (* x y) 2.0) 3))
  (+ (* 1.0 1.0) (- (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (* 1.0 (/ (* x y) 2.0))))
  (- (* 1.0 1.0) (* (/ (* x y) 2.0) (/ (* x y) 2.0)))
  (- 1.0 (/ (* x y) 2.0))
  (+ 1.0 (/ (* x y) 2.0))
  (- (+ (* 1.0 y) (* 0.25 (* (pow x 2) (pow y 3)))) (* 0.5 (* x (pow y 2))))
  (- (+ (* 8.0 (/ 1 (* (pow x 3) (pow y 2)))) (* 2.0 (/ 1 x))) (* 4.0 (/ 1 (* (pow x 2) y))))
  (- (+ (* 8.0 (/ 1 (* (pow x 3) (pow y 2)))) (* 2.0 (/ 1 x))) (* 4.0 (/ 1 (* (pow x 2) y))))
  (+ (* 0.5 (* x y)) 1.0)
  (+ (* 0.5 (* x y)) 1.0)
  (+ (* 0.5 (* x y)) 1.0)
0.331 * * [simplify]: iteration  0 :  5150  enodes  (cost  667 )
0.334 * [simplify]: Simplified to:
   (log (/ y (+ 1.0 (* y (/ x 2.0)))))
  (log (/ y (+ 1.0 (* y (/ x 2.0)))))
  (exp (/ y (+ 1.0 (* y (/ x 2.0)))))
  (pow (/ y (+ 1.0 (* y (/ x 2.0)))) 3)
  (* (cbrt (/ y (+ 1.0 (* y (/ x 2.0))))) (cbrt (/ y (+ 1.0 (* y (/ x 2.0))))))
  (cbrt (/ y (+ 1.0 (* y (/ x 2.0)))))
  (pow (/ y (+ 1.0 (* y (/ x 2.0)))) 3)
  (sqrt (/ y (+ 1.0 (* y (/ x 2.0)))))
  (sqrt (/ y (+ 1.0 (* y (/ x 2.0)))))
  (neg y)
  (- (* y (/ (neg x) 2.0)) 1.0)
  (* (cbrt y) (/ (cbrt y) (* (cbrt (+ 1.0 (* y (/ x 2.0)))) (cbrt (+ 1.0 (* y (/ x 2.0)))))))
  (/ (cbrt y) (cbrt (+ 1.0 (* y (/ x 2.0)))))
  (* (cbrt y) (/ (cbrt y) (sqrt (+ 1.0 (* y (/ x 2.0))))))
  (/ (cbrt y) (sqrt (+ 1.0 (* y (/ x 2.0)))))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (+ 1.0 (* y (/ x 2.0))))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (+ 1.0 (* y (/ x 2.0))))
  (/ (sqrt y) (* (cbrt (+ 1.0 (* y (/ x 2.0)))) (cbrt (+ 1.0 (* y (/ x 2.0))))))
  (/ (sqrt y) (cbrt (+ 1.0 (* y (/ x 2.0)))))
  (/ (sqrt y) (sqrt (+ 1.0 (* y (/ x 2.0)))))
  (/ (sqrt y) (sqrt (+ 1.0 (* y (/ x 2.0)))))
  (sqrt y)
  (/ (sqrt y) (+ 1.0 (* y (/ x 2.0))))
  (sqrt y)
  (/ (sqrt y) (+ 1.0 (* y (/ x 2.0))))
  (/ 1 (* (cbrt (+ 1.0 (* y (/ x 2.0)))) (cbrt (+ 1.0 (* y (/ x 2.0))))))
  (/ y (cbrt (+ 1.0 (* y (/ x 2.0)))))
  (/ 1 (sqrt (+ 1.0 (* y (/ x 2.0)))))
  (/ y (sqrt (+ 1.0 (* y (/ x 2.0)))))
  1
  (/ y (+ 1.0 (* y (/ x 2.0))))
  1
  (/ y (+ 1.0 (* y (/ x 2.0))))
  (/ 1 (+ 1.0 (* y (/ x 2.0))))
  (/ (+ 1.0 (* y (/ x 2.0))) y)
  (/ y (* (cbrt (+ 1.0 (* y (/ x 2.0)))) (cbrt (+ 1.0 (* y (/ x 2.0))))))
  (/ y (sqrt (+ 1.0 (* y (/ x 2.0)))))
  y
  y
  (/ (+ 1.0 (* y (/ x 2.0))) (cbrt y))
  (/ (+ 1.0 (* y (/ x 2.0))) (sqrt y))
  (/ (+ 1.0 (* y (/ x 2.0))) y)
  (/ y (+ (pow 1.0 3) (pow (* y (/ x 2.0)) 3)))
  (/ y (- (* 1.0 1.0) (* y (/ (* x (* y (/ x 2.0))) 2.0))))
  (exp (+ 1.0 (* y (/ x 2.0))))
  (log (+ 1.0 (* y (/ x 2.0))))
  (exp (+ 1.0 (* y (/ x 2.0))))
  (* (cbrt (+ 1.0 (* y (/ x 2.0)))) (cbrt (+ 1.0 (* y (/ x 2.0)))))
  (cbrt (+ 1.0 (* y (/ x 2.0))))
  (pow (+ 1.0 (* y (/ x 2.0))) 3)
  (sqrt (+ 1.0 (* y (/ x 2.0))))
  (sqrt (+ 1.0 (* y (/ x 2.0))))
  (+ (pow 1.0 3) (pow (* y (/ x 2.0)) 3))
  (+ (* 1.0 1.0) (* (* y x) (/ (- (* y (/ x 2.0)) 1.0) 2.0)))
  (- (* 1.0 1.0) (* y (/ (* x (* y (/ x 2.0))) 2.0)))
  (- 1.0 (* y (/ x 2.0)))
  (+ 1.0 (* y (/ x 2.0)))
  (* y (+ 1.0 (* y (- (* y (* x (* x 0.25))) (* x 0.5)))))
  (+ (/ 8.0 (* y (* y (pow x 3)))) (- (/ 2.0 x) (/ 4.0 (* y (* x x)))))
  (+ (/ 8.0 (* y (* y (pow x 3)))) (- (/ 2.0 x) (/ 4.0 (* y (* x x)))))
  (+ 1.0 (* y (* x 0.5)))
  (+ 1.0 (* y (* x 0.5)))
  (+ 1.0 (* y (* x 0.5)))
0.334 * * * [progress]: adding candidates to table
0.390 * * [progress]: iteration 2 / 4
0.390 * * * [progress]: picking best candidate
0.392 * * * * [pick]: Picked  #<alt (λ (x y) (+ x (/ -1 (+ (/ x 2.0) (/ 1.0 y)))))>
0.392 * * * [progress]: localizing error
0.401 * * * [progress]: generating rewritten candidates
0.401 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.415 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 2)
0.428 * * * [progress]: generating series expansions
0.428 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.428 * [approximate]: Taking taylor expansion of (/ -1 (+ (* 0.5 x) (* 1.0 (/ 1 y)))) in (x y) around 0
0.428 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 0.5 x) (* 1.0 (/ 1 y)))) in y
0.428 * [taylor]: Taking taylor expansion of -1 in y
0.428 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 1.0 (/ 1 y))) in y
0.428 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.428 * [taylor]: Taking taylor expansion of 0.5 in y
0.429 * [taylor]: Taking taylor expansion of x in y
0.429 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.429 * [taylor]: Taking taylor expansion of 1.0 in y
0.429 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.429 * [taylor]: Taking taylor expansion of y in y
0.429 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 0.5 x) (* 1.0 (/ 1 y)))) in x
0.429 * [taylor]: Taking taylor expansion of -1 in x
0.429 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 1.0 (/ 1 y))) in x
0.429 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.429 * [taylor]: Taking taylor expansion of 0.5 in x
0.429 * [taylor]: Taking taylor expansion of x in x
0.429 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
0.429 * [taylor]: Taking taylor expansion of 1.0 in x
0.429 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.429 * [taylor]: Taking taylor expansion of y in x
0.429 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 0.5 x) (* 1.0 (/ 1 y)))) in x
0.429 * [taylor]: Taking taylor expansion of -1 in x
0.429 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 1.0 (/ 1 y))) in x
0.429 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.429 * [taylor]: Taking taylor expansion of 0.5 in x
0.429 * [taylor]: Taking taylor expansion of x in x
0.429 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
0.429 * [taylor]: Taking taylor expansion of 1.0 in x
0.429 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.429 * [taylor]: Taking taylor expansion of y in x
0.429 * [taylor]: Taking taylor expansion of (* -1.0 y) in y
0.429 * [taylor]: Taking taylor expansion of -1.0 in y
0.429 * [taylor]: Taking taylor expansion of y in y
0.430 * [taylor]: Taking taylor expansion of (* 0.5 (pow y 2)) in y
0.430 * [taylor]: Taking taylor expansion of 0.5 in y
0.430 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.430 * [taylor]: Taking taylor expansion of y in y
0.430 * [taylor]: Taking taylor expansion of (neg (* 0.25 (pow y 3))) in y
0.430 * [taylor]: Taking taylor expansion of (* 0.25 (pow y 3)) in y
0.430 * [taylor]: Taking taylor expansion of 0.25 in y
0.430 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.430 * [taylor]: Taking taylor expansion of y in y
0.431 * [taylor]: Taking taylor expansion of (* 0.125 (pow y 4)) in y
0.431 * [taylor]: Taking taylor expansion of 0.125 in y
0.431 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.431 * [taylor]: Taking taylor expansion of y in y
0.432 * [taylor]: Taking taylor expansion of (neg (* 0.0625 (pow y 5))) in y
0.432 * [taylor]: Taking taylor expansion of (* 0.0625 (pow y 5)) in y
0.432 * [taylor]: Taking taylor expansion of 0.0625 in y
0.432 * [taylor]: Taking taylor expansion of (pow y 5) in y
0.432 * [taylor]: Taking taylor expansion of y in y
0.432 * [approximate]: Taking taylor expansion of (/ -1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in (x y) around 0
0.432 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in y
0.432 * [taylor]: Taking taylor expansion of -1 in y
0.432 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in y
0.432 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.432 * [taylor]: Taking taylor expansion of 1.0 in y
0.432 * [taylor]: Taking taylor expansion of y in y
0.432 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.432 * [taylor]: Taking taylor expansion of 0.5 in y
0.432 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.432 * [taylor]: Taking taylor expansion of x in y
0.432 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in x
0.432 * [taylor]: Taking taylor expansion of -1 in x
0.432 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.433 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.433 * [taylor]: Taking taylor expansion of 1.0 in x
0.433 * [taylor]: Taking taylor expansion of y in x
0.433 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.433 * [taylor]: Taking taylor expansion of 0.5 in x
0.433 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.433 * [taylor]: Taking taylor expansion of x in x
0.433 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in x
0.433 * [taylor]: Taking taylor expansion of -1 in x
0.433 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.433 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.433 * [taylor]: Taking taylor expansion of 1.0 in x
0.433 * [taylor]: Taking taylor expansion of y in x
0.433 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.433 * [taylor]: Taking taylor expansion of 0.5 in x
0.433 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.433 * [taylor]: Taking taylor expansion of x in x
0.433 * [taylor]: Taking taylor expansion of -2.0 in y
0.433 * [taylor]: Taking taylor expansion of (* 4.0 y) in y
0.433 * [taylor]: Taking taylor expansion of 4.0 in y
0.433 * [taylor]: Taking taylor expansion of y in y
0.433 * [taylor]: Taking taylor expansion of (neg (* 8.0 (pow y 2))) in y
0.433 * [taylor]: Taking taylor expansion of (* 8.0 (pow y 2)) in y
0.433 * [taylor]: Taking taylor expansion of 8.0 in y
0.433 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.433 * [taylor]: Taking taylor expansion of y in y
0.434 * [taylor]: Taking taylor expansion of (* 16.0 (pow y 3)) in y
0.434 * [taylor]: Taking taylor expansion of 16.0 in y
0.434 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.434 * [taylor]: Taking taylor expansion of y in y
0.434 * [taylor]: Taking taylor expansion of (neg (* 32.0 (pow y 4))) in y
0.434 * [taylor]: Taking taylor expansion of (* 32.0 (pow y 4)) in y
0.434 * [taylor]: Taking taylor expansion of 32.0 in y
0.434 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.434 * [taylor]: Taking taylor expansion of y in y
0.435 * [approximate]: Taking taylor expansion of (/ 1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in (x y) around 0
0.435 * [taylor]: Taking taylor expansion of (/ 1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in y
0.435 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in y
0.435 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.435 * [taylor]: Taking taylor expansion of 1.0 in y
0.435 * [taylor]: Taking taylor expansion of y in y
0.435 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.435 * [taylor]: Taking taylor expansion of 0.5 in y
0.435 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.435 * [taylor]: Taking taylor expansion of x in y
0.435 * [taylor]: Taking taylor expansion of (/ 1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in x
0.435 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.435 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.435 * [taylor]: Taking taylor expansion of 1.0 in x
0.435 * [taylor]: Taking taylor expansion of y in x
0.435 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.435 * [taylor]: Taking taylor expansion of 0.5 in x
0.435 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.435 * [taylor]: Taking taylor expansion of x in x
0.435 * [taylor]: Taking taylor expansion of (/ 1 (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in x
0.435 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.435 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.435 * [taylor]: Taking taylor expansion of 1.0 in x
0.435 * [taylor]: Taking taylor expansion of y in x
0.435 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.435 * [taylor]: Taking taylor expansion of 0.5 in x
0.435 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.435 * [taylor]: Taking taylor expansion of x in x
0.436 * [taylor]: Taking taylor expansion of 2.0 in y
0.436 * [taylor]: Taking taylor expansion of (neg (* 4.0 y)) in y
0.436 * [taylor]: Taking taylor expansion of (* 4.0 y) in y
0.436 * [taylor]: Taking taylor expansion of 4.0 in y
0.436 * [taylor]: Taking taylor expansion of y in y
0.436 * [taylor]: Taking taylor expansion of (* 8.0 (pow y 2)) in y
0.436 * [taylor]: Taking taylor expansion of 8.0 in y
0.436 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.436 * [taylor]: Taking taylor expansion of y in y
0.436 * [taylor]: Taking taylor expansion of (neg (* 16.0 (pow y 3))) in y
0.436 * [taylor]: Taking taylor expansion of (* 16.0 (pow y 3)) in y
0.436 * [taylor]: Taking taylor expansion of 16.0 in y
0.436 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.436 * [taylor]: Taking taylor expansion of y in y
0.437 * [taylor]: Taking taylor expansion of (* 32.0 (pow y 4)) in y
0.437 * [taylor]: Taking taylor expansion of 32.0 in y
0.437 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.437 * [taylor]: Taking taylor expansion of y in y
0.437 * * * * [progress]: [ 2 / 2 ] generating series at (2 2 2)
0.437 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* 1.0 (/ 1 y))) in (x y) around 0
0.438 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 1.0 (/ 1 y))) in y
0.438 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.438 * [taylor]: Taking taylor expansion of 0.5 in y
0.438 * [taylor]: Taking taylor expansion of x in y
0.438 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.438 * [taylor]: Taking taylor expansion of 1.0 in y
0.438 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.438 * [taylor]: Taking taylor expansion of y in y
0.438 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 1.0 (/ 1 y))) in x
0.438 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.438 * [taylor]: Taking taylor expansion of 0.5 in x
0.438 * [taylor]: Taking taylor expansion of x in x
0.438 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
0.438 * [taylor]: Taking taylor expansion of 1.0 in x
0.438 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.438 * [taylor]: Taking taylor expansion of y in x
0.438 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 1.0 (/ 1 y))) in x
0.438 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.438 * [taylor]: Taking taylor expansion of 0.5 in x
0.438 * [taylor]: Taking taylor expansion of x in x
0.438 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
0.438 * [taylor]: Taking taylor expansion of 1.0 in x
0.438 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.438 * [taylor]: Taking taylor expansion of y in x
0.438 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
0.438 * [taylor]: Taking taylor expansion of 1.0 in y
0.438 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.438 * [taylor]: Taking taylor expansion of y in y
0.438 * [taylor]: Taking taylor expansion of 0.5 in y
0.438 * [taylor]: Taking taylor expansion of 0 in y
0.439 * [taylor]: Taking taylor expansion of 0 in y
0.439 * [taylor]: Taking taylor expansion of 0 in y
0.439 * [approximate]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in (x y) around 0
0.439 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in y
0.439 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.439 * [taylor]: Taking taylor expansion of 1.0 in y
0.439 * [taylor]: Taking taylor expansion of y in y
0.439 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.439 * [taylor]: Taking taylor expansion of 0.5 in y
0.439 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.439 * [taylor]: Taking taylor expansion of x in y
0.439 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.439 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.439 * [taylor]: Taking taylor expansion of 1.0 in x
0.439 * [taylor]: Taking taylor expansion of y in x
0.439 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.439 * [taylor]: Taking taylor expansion of 0.5 in x
0.439 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.440 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.440 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.440 * [taylor]: Taking taylor expansion of 1.0 in x
0.440 * [taylor]: Taking taylor expansion of y in x
0.440 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.440 * [taylor]: Taking taylor expansion of 0.5 in x
0.440 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.440 * [taylor]: Taking taylor expansion of 0.5 in y
0.440 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.440 * [taylor]: Taking taylor expansion of 1.0 in y
0.440 * [taylor]: Taking taylor expansion of y in y
0.440 * [taylor]: Taking taylor expansion of 0 in y
0.440 * [taylor]: Taking taylor expansion of 0 in y
0.440 * [taylor]: Taking taylor expansion of 0 in y
0.441 * [approximate]: Taking taylor expansion of (neg (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in (x y) around 0
0.441 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in y
0.441 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in y
0.441 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.441 * [taylor]: Taking taylor expansion of 1.0 in y
0.441 * [taylor]: Taking taylor expansion of y in y
0.441 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.441 * [taylor]: Taking taylor expansion of 0.5 in y
0.441 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.441 * [taylor]: Taking taylor expansion of x in y
0.441 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in x
0.441 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.441 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.441 * [taylor]: Taking taylor expansion of 1.0 in x
0.441 * [taylor]: Taking taylor expansion of y in x
0.441 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.441 * [taylor]: Taking taylor expansion of 0.5 in x
0.441 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (neg (+ (* 1.0 y) (* 0.5 (/ 1 x)))) in x
0.441 * [taylor]: Taking taylor expansion of (+ (* 1.0 y) (* 0.5 (/ 1 x))) in x
0.441 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
0.441 * [taylor]: Taking taylor expansion of 1.0 in x
0.441 * [taylor]: Taking taylor expansion of y in x
0.441 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.441 * [taylor]: Taking taylor expansion of 0.5 in x
0.441 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (neg 0.5) in y
0.441 * [taylor]: Taking taylor expansion of 0.5 in y
0.441 * [taylor]: Taking taylor expansion of (neg (* 1.0 y)) in y
0.441 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
0.441 * [taylor]: Taking taylor expansion of 1.0 in y
0.441 * [taylor]: Taking taylor expansion of y in y
0.442 * [taylor]: Taking taylor expansion of 0 in y
0.442 * [taylor]: Taking taylor expansion of 0 in y
0.442 * [taylor]: Taking taylor expansion of 0 in y
0.442 * * * [progress]: simplifying candidates
0.443 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log -1) (log (+ (/ x 2.0) (/ 1.0 y))))
  (log (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (exp (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (/ (* (* -1 -1) -1) (* (* (+ (/ x 2.0) (/ 1.0 y)) (+ (/ x 2.0) (/ 1.0 y))) (+ (/ x 2.0) (/ 1.0 y))))
  (* (cbrt (/ -1 (+ (/ x 2.0) (/ 1.0 y)))) (cbrt (/ -1 (+ (/ x 2.0) (/ 1.0 y)))))
  (cbrt (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (* (* (/ -1 (+ (/ x 2.0) (/ 1.0 y))) (/ -1 (+ (/ x 2.0) (/ 1.0 y)))) (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (sqrt (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (sqrt (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (neg -1)
  (neg (+ (/ x 2.0) (/ 1.0 y)))
  (/ (* (cbrt -1) (cbrt -1)) (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ (cbrt -1) (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (* (cbrt -1) (cbrt -1)) (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (cbrt -1) (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (* (cbrt -1) (cbrt -1)) 1)
  (/ (cbrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ (* (cbrt -1) (cbrt -1)) (/ 1 1))
  (/ (cbrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ (* (cbrt -1) (cbrt -1)) 1)
  (/ (cbrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ (sqrt -1) (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ (sqrt -1) (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (sqrt -1) (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (sqrt -1) (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (sqrt -1) 1)
  (/ (sqrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ (sqrt -1) (/ 1 1))
  (/ (sqrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ (sqrt -1) 1)
  (/ (sqrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ 1 (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ -1 (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ 1 (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ -1 (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ 1 1)
  (/ -1 (+ (/ x 2.0) (/ 1.0 y)))
  (/ 1 (/ 1 1))
  (/ -1 (+ (/ x 2.0) (/ 1.0 y)))
  (/ 1 1)
  (/ -1 (+ (/ x 2.0) (/ 1.0 y)))
  (/ 1 (+ (/ x 2.0) (/ 1.0 y)))
  (/ (+ (/ x 2.0) (/ 1.0 y)) -1)
  (/ -1 (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ -1 (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ -1 1)
  (/ -1 (/ 1 1))
  (/ -1 1)
  (/ (+ (/ x 2.0) (/ 1.0 y)) (cbrt -1))
  (/ (+ (/ x 2.0) (/ 1.0 y)) (sqrt -1))
  (/ (+ (/ x 2.0) (/ 1.0 y)) -1)
  (/ -1 (+ (* x y) (* 2.0 1.0)))
  (/ -1 (+ (pow (/ x 2.0) 3) (pow (/ 1.0 y) 3)))
  (/ -1 (- (* (/ x 2.0) (/ x 2.0)) (* (/ 1.0 y) (/ 1.0 y))))
  (* (exp (/ x 2.0)) (exp (/ 1.0 y)))
  (log (+ (/ x 2.0) (/ 1.0 y)))
  (exp (+ (/ x 2.0) (/ 1.0 y)))
  (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (cbrt (+ (/ x 2.0) (/ 1.0 y)))
  (* (* (+ (/ x 2.0) (/ 1.0 y)) (+ (/ x 2.0) (/ 1.0 y))) (+ (/ x 2.0) (/ 1.0 y)))
  (sqrt (+ (/ x 2.0) (/ 1.0 y)))
  (sqrt (+ (/ x 2.0) (/ 1.0 y)))
  (+ (* x y) (* 2.0 1.0))
  (* 2.0 y)
  (+ (pow (/ x 2.0) 3) (pow (/ 1.0 y) 3))
  (+ (* (/ x 2.0) (/ x 2.0)) (- (* (/ 1.0 y) (/ 1.0 y)) (* (/ x 2.0) (/ 1.0 y))))
  (- (* (/ x 2.0) (/ x 2.0)) (* (/ 1.0 y) (/ 1.0 y)))
  (- (/ x 2.0) (/ 1.0 y))
  (+ (/ x 2.0) (/ 1.0 y))
  (+ (/ x 2.0) (/ 1.0 y))
  (- (* 0.5 (* x (pow y 2))) (+ (* 1.0 y) (* 0.25 (* (pow x 2) (pow y 3)))))
  (- (* 4.0 (/ 1 (* (pow x 2) y))) (+ (* 8.0 (/ 1 (* (pow x 3) (pow y 2)))) (* 2.0 (/ 1 x))))
  (- (* 4.0 (/ 1 (* (pow x 2) y))) (+ (* 8.0 (/ 1 (* (pow x 3) (pow y 2)))) (* 2.0 (/ 1 x))))
  (+ (* 0.5 x) (* 1.0 (/ 1 y)))
  (+ (* 0.5 x) (* 1.0 (/ 1 y)))
  (+ (* 0.5 x) (* 1.0 (/ 1 y)))
0.479 * * [simplify]: iteration  0 :  5021  enodes  (cost  732 )
0.482 * [simplify]: Simplified to:
   (log (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (log (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (exp (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (/ -1 (pow (+ (/ x 2.0) (/ 1.0 y)) 3))
  (* (cbrt (/ -1 (+ (/ x 2.0) (/ 1.0 y)))) (cbrt (/ -1 (+ (/ x 2.0) (/ 1.0 y)))))
  (cbrt (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (/ -1 (pow (+ (/ x 2.0) (/ 1.0 y)) 3))
  (sqrt (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  (sqrt (/ -1 (+ (/ x 2.0) (/ 1.0 y))))
  1
  (- (/ (neg 1.0) y) (/ x 2.0))
  (* (cbrt -1) (/ (cbrt -1) (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y))))))
  (/ (cbrt -1) (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (* (cbrt -1) (/ (cbrt -1) (sqrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ (cbrt -1) (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (* (cbrt -1) (cbrt -1))
  (/ (cbrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (* (cbrt -1) (cbrt -1))
  (/ (cbrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (* (cbrt -1) (cbrt -1))
  (/ (cbrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ (sqrt -1) (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ (sqrt -1) (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (sqrt -1) (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ (sqrt -1) (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (sqrt -1)
  (/ (sqrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (sqrt -1)
  (/ (sqrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (sqrt -1)
  (/ (sqrt -1) (+ (/ x 2.0) (/ 1.0 y)))
  (/ 1 (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ -1 (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ 1 (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  (/ -1 (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  1
  (/ -1 (+ (/ x 2.0) (/ 1.0 y)))
  1
  (/ -1 (+ (/ x 2.0) (/ 1.0 y)))
  1
  (/ -1 (+ (/ x 2.0) (/ 1.0 y)))
  (/ 1 (+ (/ x 2.0) (/ 1.0 y)))
  (/ (+ (/ x 2.0) (/ 1.0 y)) -1)
  (/ -1 (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y)))))
  (/ -1 (sqrt (+ (/ x 2.0) (/ 1.0 y))))
  -1
  -1
  -1
  (/ (+ (/ x 2.0) (/ 1.0 y)) (cbrt -1))
  (/ (+ (/ x 2.0) (/ 1.0 y)) (sqrt -1))
  (/ (+ (/ x 2.0) (/ 1.0 y)) -1)
  (/ -1 (+ (* x y) (* 2.0 1.0)))
  (/ -1 (+ (pow (/ x 2.0) 3) (pow (/ 1.0 y) 3)))
  (/ -1 (- (* x (/ x (* 2.0 2.0))) (* (/ 1.0 y) (/ 1.0 y))))
  (exp (+ (/ x 2.0) (/ 1.0 y)))
  (log (+ (/ x 2.0) (/ 1.0 y)))
  (exp (+ (/ x 2.0) (/ 1.0 y)))
  (* (cbrt (+ (/ x 2.0) (/ 1.0 y))) (cbrt (+ (/ x 2.0) (/ 1.0 y))))
  (cbrt (+ (/ x 2.0) (/ 1.0 y)))
  (pow (+ (/ x 2.0) (/ 1.0 y)) 3)
  (sqrt (+ (/ x 2.0) (/ 1.0 y)))
  (sqrt (+ (/ x 2.0) (/ 1.0 y)))
  (+ (* x y) (* 2.0 1.0))
  (* 2.0 y)
  (+ (pow (/ x 2.0) 3) (pow (/ 1.0 y) 3))
  (+ (* x (/ x (* 2.0 2.0))) (* (/ 1.0 y) (- (/ 1.0 y) (/ x 2.0))))
  (- (* x (/ x (* 2.0 2.0))) (* (/ 1.0 y) (/ 1.0 y)))
  (- (/ x 2.0) (/ 1.0 y))
  (+ (/ x 2.0) (/ 1.0 y))
  (+ (/ x 2.0) (/ 1.0 y))
  (* y (- (* y (- (* x 0.5) (* y (* x (* x 0.25))))) 1.0))
  (- (/ 4.0 (* x (* x y))) (+ (/ 8.0 (* y (* y (pow x 3)))) (/ 2.0 x)))
  (- (/ 4.0 (* x (* x y))) (+ (/ 8.0 (* y (* y (pow x 3)))) (/ 2.0 x)))
  (+ (/ 1.0 y) (* x 0.5))
  (+ (/ 1.0 y) (* x 0.5))
  (+ (/ 1.0 y) (* x 0.5))
0.483 * * * [progress]: adding candidates to table
0.547 * [progress]: [Phase 3 of 3] Extracting.
0.547 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- x (/ y (+ 1.0 (/ (* x y) 2.0)))))> #<alt (λ (x y) (+ x (/ -1 (+ (/ x 2.0) (/ 1.0 y)))))>)
0.548 * * * [regime-changes]: Trying 3 branch expressions: ((- x (/ y (+ 1.0 (/ (* x y) 2.0)))) y x)
0.548 * * * * [regimes]: Trying to branch on (- x (/ y (+ 1.0 (/ (* x y) 2.0)))) from (#<alt (λ (x y) (- x (/ y (+ 1.0 (/ (* x y) 2.0)))))> #<alt (λ (x y) (+ x (/ -1 (+ (/ x 2.0) (/ 1.0 y)))))>)
0.581 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- x (/ y (+ 1.0 (/ (* x y) 2.0)))))> #<alt (λ (x y) (+ x (/ -1 (+ (/ x 2.0) (/ 1.0 y)))))>)
0.612 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- x (/ y (+ 1.0 (/ (* x y) 2.0)))))> #<alt (λ (x y) (+ x (/ -1 (+ (/ x 2.0) (/ 1.0 y)))))>)
0.641 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.641 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (/ y (+ 1.0 (/ (* x y) 2.0))))
0.642 * * [simplify]: iteration  0 :  28  enodes  (cost  11 )
0.642 * * [simplify]: iteration  1 :  28  enodes  (cost  11 )
0.642 * [simplify]: Simplified to:
   (- x (/ y (+ 1.0 (/ (* x y) 2.0))))
1.270 * [regime-testing]: End program error score: 0.04133364118010039