30.238 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.076 * * * [progress]: [2/2] Setting up program.
0.079 * [progress]: [Phase 2 of 3] Improving.
0.079 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* (* x 2.0) y) (- x y))
0.150 * * [simplify]: iteration  0 :  4889  enodes  (cost  9 )
0.150 * * [simplify]: iteration  1 :  4889  enodes  (cost  9 )
0.151 * [simplify]: Simplified to:
   (* x (* 2.0 (/ y (- x y))))
0.154 * * [progress]: iteration 1 / 4
0.155 * * * [progress]: picking best candidate
0.159 * * * * [pick]: Picked  #<alt (λ (x y) (* x (* 2.0 (/ y (- x y)))))>
0.159 * * * [progress]: localizing error
0.166 * * * [progress]: generating rewritten candidates
0.166 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.180 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 2)
0.195 * * * [progress]: generating series expansions
0.196 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.196 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.196 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.196 * [taylor]: Taking taylor expansion of 2.0 in y
0.196 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.196 * [taylor]: Taking taylor expansion of (* x y) in y
0.196 * [taylor]: Taking taylor expansion of x in y
0.196 * [taylor]: Taking taylor expansion of y in y
0.196 * [taylor]: Taking taylor expansion of (- x y) in y
0.196 * [taylor]: Taking taylor expansion of x in y
0.196 * [taylor]: Taking taylor expansion of y in y
0.196 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.196 * [taylor]: Taking taylor expansion of 2.0 in x
0.196 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.196 * [taylor]: Taking taylor expansion of (* x y) in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of y in x
0.196 * [taylor]: Taking taylor expansion of (- x y) in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of y in x
0.197 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.197 * [taylor]: Taking taylor expansion of 2.0 in x
0.197 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.197 * [taylor]: Taking taylor expansion of (* x y) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of y in x
0.197 * [taylor]: Taking taylor expansion of (- x y) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of y in x
0.197 * [taylor]: Taking taylor expansion of -2.0 in y
0.197 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.197 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.197 * [taylor]: Taking taylor expansion of 2.0 in y
0.197 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.197 * [taylor]: Taking taylor expansion of y in y
0.198 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.198 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.198 * [taylor]: Taking taylor expansion of 2.0 in y
0.198 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.198 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.198 * [taylor]: Taking taylor expansion of y in y
0.199 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.199 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.199 * [taylor]: Taking taylor expansion of 2.0 in y
0.199 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.199 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.199 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.199 * [taylor]: Taking taylor expansion of x in y
0.199 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.199 * [taylor]: Taking taylor expansion of y in y
0.199 * [taylor]: Taking taylor expansion of (* x y) in y
0.199 * [taylor]: Taking taylor expansion of x in y
0.199 * [taylor]: Taking taylor expansion of y in y
0.200 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.200 * [taylor]: Taking taylor expansion of 2.0 in x
0.200 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.200 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.200 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.200 * [taylor]: Taking taylor expansion of y in x
0.200 * [taylor]: Taking taylor expansion of (* x y) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [taylor]: Taking taylor expansion of y in x
0.200 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.200 * [taylor]: Taking taylor expansion of 2.0 in x
0.200 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.201 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.201 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.201 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.201 * [taylor]: Taking taylor expansion of y in x
0.201 * [taylor]: Taking taylor expansion of (* x y) in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.201 * [taylor]: Taking taylor expansion of y in x
0.201 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.201 * [taylor]: Taking taylor expansion of 2.0 in y
0.201 * [taylor]: Taking taylor expansion of y in y
0.202 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.202 * [taylor]: Taking taylor expansion of 2.0 in y
0.202 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.202 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.202 * [taylor]: Taking taylor expansion of y in y
0.203 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.203 * [taylor]: Taking taylor expansion of 2.0 in y
0.203 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.203 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.203 * [taylor]: Taking taylor expansion of y in y
0.204 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.204 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.204 * [taylor]: Taking taylor expansion of 2.0 in y
0.204 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.204 * [taylor]: Taking taylor expansion of x in y
0.204 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.204 * [taylor]: Taking taylor expansion of y in y
0.204 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.204 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.204 * [taylor]: Taking taylor expansion of y in y
0.204 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.204 * [taylor]: Taking taylor expansion of x in y
0.205 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.205 * [taylor]: Taking taylor expansion of 2.0 in x
0.205 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.205 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.205 * [taylor]: Taking taylor expansion of 2.0 in x
0.205 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.205 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.206 * [taylor]: Taking taylor expansion of -2.0 in y
0.206 * [taylor]: Taking taylor expansion of y in y
0.207 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.207 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.207 * [taylor]: Taking taylor expansion of 2.0 in y
0.207 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.207 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.207 * [taylor]: Taking taylor expansion of y in y
0.208 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.208 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.208 * [taylor]: Taking taylor expansion of 2.0 in y
0.208 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.208 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.208 * [taylor]: Taking taylor expansion of y in y
0.209 * * * * [progress]: [ 2 / 2 ] generating series at (2 2 2)
0.209 * [approximate]: Taking taylor expansion of (/ y (- x y)) in (y x) around 0
0.209 * [taylor]: Taking taylor expansion of (/ y (- x y)) in x
0.209 * [taylor]: Taking taylor expansion of y in x
0.209 * [taylor]: Taking taylor expansion of (- x y) in x
0.209 * [taylor]: Taking taylor expansion of x in x
0.209 * [taylor]: Taking taylor expansion of y in x
0.209 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.209 * [taylor]: Taking taylor expansion of y in y
0.209 * [taylor]: Taking taylor expansion of (- x y) in y
0.209 * [taylor]: Taking taylor expansion of x in y
0.209 * [taylor]: Taking taylor expansion of y in y
0.209 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.209 * [taylor]: Taking taylor expansion of y in y
0.209 * [taylor]: Taking taylor expansion of (- x y) in y
0.209 * [taylor]: Taking taylor expansion of x in y
0.209 * [taylor]: Taking taylor expansion of y in y
0.209 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.209 * [taylor]: Taking taylor expansion of x in x
0.210 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.210 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.211 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.211 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.211 * [taylor]: Taking taylor expansion of x in x
0.212 * [approximate]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in (y x) around 0
0.212 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in x
0.212 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.212 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.212 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.212 * [taylor]: Taking taylor expansion of x in x
0.212 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.212 * [taylor]: Taking taylor expansion of y in x
0.212 * [taylor]: Taking taylor expansion of y in x
0.212 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.212 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.212 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.212 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.212 * [taylor]: Taking taylor expansion of x in y
0.212 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.212 * [taylor]: Taking taylor expansion of y in y
0.212 * [taylor]: Taking taylor expansion of y in y
0.212 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.213 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.213 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.213 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.213 * [taylor]: Taking taylor expansion of x in y
0.213 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.213 * [taylor]: Taking taylor expansion of y in y
0.213 * [taylor]: Taking taylor expansion of y in y
0.213 * [taylor]: Taking taylor expansion of -1 in x
0.213 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.213 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.213 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow x 2))) in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.214 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.215 * [approximate]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in (y x) around 0
0.215 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.215 * [taylor]: Taking taylor expansion of -1 in x
0.215 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.215 * [taylor]: Taking taylor expansion of y in x
0.215 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.215 * [taylor]: Taking taylor expansion of y in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.215 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.215 * [taylor]: Taking taylor expansion of -1 in y
0.215 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.215 * [taylor]: Taking taylor expansion of y in y
0.215 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.215 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.215 * [taylor]: Taking taylor expansion of y in y
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.215 * [taylor]: Taking taylor expansion of x in y
0.216 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.216 * [taylor]: Taking taylor expansion of -1 in y
0.216 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.216 * [taylor]: Taking taylor expansion of y in y
0.216 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.216 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.216 * [taylor]: Taking taylor expansion of y in y
0.216 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.216 * [taylor]: Taking taylor expansion of x in y
0.216 * [taylor]: Taking taylor expansion of -1 in x
0.217 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.217 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow x 2))) in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.217 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.218 * * * [progress]: simplifying candidates
0.219 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (* 2.0 (/ y (- x y))))
  (* x (* 2.0 (/ y (- x y))))
  (+ (log x) (+ (log 2.0) (- (log y) (log (- x y)))))
  (+ (log x) (+ (log 2.0) (log (/ y (- x y)))))
  (+ (log x) (log (* 2.0 (/ y (- x y)))))
  (log (* x (* 2.0 (/ y (- x y)))))
  (exp (* x (* 2.0 (/ y (- x y)))))
  (* (* (* x x) x) (* (* (* 2.0 2.0) 2.0) (/ (* (* y y) y) (* (* (- x y) (- x y)) (- x y)))))
  (* (* (* x x) x) (* (* (* 2.0 2.0) 2.0) (* (* (/ y (- x y)) (/ y (- x y))) (/ y (- x y)))))
  (* (* (* x x) x) (* (* (* 2.0 (/ y (- x y))) (* 2.0 (/ y (- x y)))) (* 2.0 (/ y (- x y)))))
  (* (cbrt (* x (* 2.0 (/ y (- x y))))) (cbrt (* x (* 2.0 (/ y (- x y))))))
  (cbrt (* x (* 2.0 (/ y (- x y)))))
  (* (* (* x (* 2.0 (/ y (- x y)))) (* x (* 2.0 (/ y (- x y))))) (* x (* 2.0 (/ y (- x y)))))
  (sqrt (* x (* 2.0 (/ y (- x y)))))
  (sqrt (* x (* 2.0 (/ y (- x y)))))
  (* x 2.0)
  (* (cbrt x) (* 2.0 (/ y (- x y))))
  (* (sqrt x) (* 2.0 (/ y (- x y))))
  (* x (* 2.0 (/ y (- x y))))
  (* x (* 2.0 y))
  (- (log y) (log (- x y)))
  (log (/ y (- x y)))
  (exp (/ y (- x y)))
  (/ (* (* y y) y) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (/ y (- x y))) (cbrt (/ y (- x y))))
  (cbrt (/ y (- x y)))
  (* (* (/ y (- x y)) (/ y (- x y))) (/ y (- x y)))
  (sqrt (/ y (- x y)))
  (sqrt (/ y (- x y)))
  (neg y)
  (neg (- x y))
  (/ (* (cbrt y) (cbrt y)) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (cbrt y) (cbrt (- x y)))
  (/ (* (cbrt y) (cbrt y)) (sqrt (- x y)))
  (/ (cbrt y) (sqrt (- x y)))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (- x y))
  (/ (* (cbrt y) (cbrt y)) (+ (sqrt x) (sqrt y)))
  (/ (cbrt y) (- (sqrt x) (sqrt y)))
  (/ (* (cbrt y) (cbrt y)) 1)
  (/ (cbrt y) (- x y))
  (/ (sqrt y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt y) (cbrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (/ (sqrt y) 1)
  (/ (sqrt y) (- x y))
  (/ (sqrt y) (+ (sqrt x) (sqrt y)))
  (/ (sqrt y) (- (sqrt x) (sqrt y)))
  (/ (sqrt y) 1)
  (/ (sqrt y) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ y (sqrt (- x y)))
  (/ 1 1)
  (/ y (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ y (- (sqrt x) (sqrt y)))
  (/ 1 1)
  (/ y (- x y))
  (/ 1 (- x y))
  (/ (- x y) y)
  (/ y (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (sqrt (- x y)))
  (/ y 1)
  (/ y (+ (sqrt x) (sqrt y)))
  (/ y 1)
  (/ (- x y) (cbrt y))
  (/ (- x y) (sqrt y))
  (/ (- x y) y)
  (/ y (- (pow x 3) (pow y 3)))
  (/ y (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
0.250 * * [simplify]: iteration  0 :  5332  enodes  (cost  545 )
0.253 * [simplify]: Simplified to:
   (* x (* 2.0 (/ y (- x y))))
  (* x (* 2.0 (/ y (- x y))))
  (log (* x (* 2.0 (/ y (- x y)))))
  (log (* x (* 2.0 (/ y (- x y)))))
  (log (* x (* 2.0 (/ y (- x y)))))
  (log (* x (* 2.0 (/ y (- x y)))))
  (pow (exp (/ y (- x y))) (* x 2.0))
  (pow (* x (* 2.0 (/ y (- x y)))) 3)
  (pow (* x (* 2.0 (/ y (- x y)))) 3)
  (pow (* x (* 2.0 (/ y (- x y)))) 3)
  (* (cbrt (* x (* 2.0 (/ y (- x y))))) (cbrt (* x (* 2.0 (/ y (- x y))))))
  (cbrt (* x (* 2.0 (/ y (- x y)))))
  (pow (* x (* 2.0 (/ y (- x y)))) 3)
  (sqrt (* x (* 2.0 (/ y (- x y)))))
  (sqrt (* x (* 2.0 (/ y (- x y)))))
  (* x 2.0)
  (* 2.0 (* (/ y (- x y)) (cbrt x)))
  (* 2.0 (* (/ y (- x y)) (sqrt x)))
  (* x (* 2.0 (/ y (- x y))))
  (* x (* 2.0 y))
  (log (/ y (- x y)))
  (log (/ y (- x y)))
  (exp (/ y (- x y)))
  (pow (/ y (- x y)) 3)
  (* (cbrt (/ y (- x y))) (cbrt (/ y (- x y))))
  (cbrt (/ y (- x y)))
  (pow (/ y (- x y)) 3)
  (sqrt (/ y (- x y)))
  (sqrt (/ y (- x y)))
  (neg y)
  (- y x)
  (* (cbrt y) (/ (cbrt y) (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ (cbrt y) (cbrt (- x y)))
  (* (cbrt y) (/ (cbrt y) (sqrt (- x y))))
  (/ (cbrt y) (sqrt (- x y)))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (- x y))
  (* (cbrt y) (/ (cbrt y) (+ (sqrt x) (sqrt y))))
  (/ (cbrt y) (- (sqrt x) (sqrt y)))
  (* (cbrt y) (cbrt y))
  (/ (cbrt y) (- x y))
  (/ (sqrt y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (sqrt y) (cbrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (/ (sqrt y) (sqrt (- x y)))
  (sqrt y)
  (/ (sqrt y) (- x y))
  (/ (sqrt y) (+ (sqrt x) (sqrt y)))
  (/ (sqrt y) (- (sqrt x) (sqrt y)))
  (sqrt y)
  (/ (sqrt y) (- x y))
  (/ 1 (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (cbrt (- x y)))
  (/ 1 (sqrt (- x y)))
  (/ y (sqrt (- x y)))
  1
  (/ y (- x y))
  (/ 1 (+ (sqrt x) (sqrt y)))
  (/ y (- (sqrt x) (sqrt y)))
  1
  (/ y (- x y))
  (/ 1 (- x y))
  (+ (/ x y) -1)
  (/ y (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (sqrt (- x y)))
  y
  (/ y (+ (sqrt x) (sqrt y)))
  y
  (/ (- x y) (cbrt y))
  (/ (- x y) (sqrt y))
  (+ (/ x y) -1)
  (/ y (- (pow x 3) (pow y 3)))
  (/ y (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
0.253 * * * [progress]: adding candidates to table
0.303 * * [progress]: iteration 2 / 4
0.303 * * * [progress]: picking best candidate
0.310 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))>
0.310 * * * [progress]: localizing error
0.315 * * * [progress]: generating rewritten candidates
0.315 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.324 * * * [progress]: generating series expansions
0.324 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.325 * [approximate]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in (x y) around 0
0.325 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in y
0.325 * [taylor]: Taking taylor expansion of 2.0 in y
0.325 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.325 * [taylor]: Taking taylor expansion of (* x y) in y
0.325 * [taylor]: Taking taylor expansion of x in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.325 * [taylor]: Taking taylor expansion of (- x y) in y
0.325 * [taylor]: Taking taylor expansion of x in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.325 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.325 * [taylor]: Taking taylor expansion of 2.0 in x
0.325 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.325 * [taylor]: Taking taylor expansion of (* x y) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of (- x y) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of (* 2.0 (/ (* x y) (- x y))) in x
0.325 * [taylor]: Taking taylor expansion of 2.0 in x
0.325 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.325 * [taylor]: Taking taylor expansion of (* x y) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of (- x y) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of -2.0 in y
0.325 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.325 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.326 * [taylor]: Taking taylor expansion of 2.0 in y
0.326 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.326 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.326 * [taylor]: Taking taylor expansion of 2.0 in y
0.326 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.326 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.327 * [approximate]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.327 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.327 * [taylor]: Taking taylor expansion of 2.0 in y
0.327 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.327 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.327 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.327 * [taylor]: Taking taylor expansion of x in y
0.327 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.327 * [taylor]: Taking taylor expansion of y in y
0.327 * [taylor]: Taking taylor expansion of (* x y) in y
0.327 * [taylor]: Taking taylor expansion of x in y
0.327 * [taylor]: Taking taylor expansion of y in y
0.327 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.327 * [taylor]: Taking taylor expansion of 2.0 in x
0.327 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.327 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.327 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (* x y) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (/ 2.0 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.327 * [taylor]: Taking taylor expansion of 2.0 in x
0.327 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.327 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.327 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.327 * [taylor]: Taking taylor expansion of (* x y) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of y in x
0.328 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.328 * [taylor]: Taking taylor expansion of 2.0 in y
0.328 * [taylor]: Taking taylor expansion of y in y
0.328 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.328 * [taylor]: Taking taylor expansion of 2.0 in y
0.328 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.328 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.328 * [taylor]: Taking taylor expansion of y in y
0.329 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.329 * [taylor]: Taking taylor expansion of 2.0 in y
0.329 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.329 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.329 * [taylor]: Taking taylor expansion of y in y
0.329 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.329 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.329 * [taylor]: Taking taylor expansion of 2.0 in y
0.329 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.329 * [taylor]: Taking taylor expansion of x in y
0.329 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.330 * [taylor]: Taking taylor expansion of 2.0 in x
0.330 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.330 * [taylor]: Taking taylor expansion of 2.0 in x
0.330 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.330 * [taylor]: Taking taylor expansion of y in x
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.331 * [taylor]: Taking taylor expansion of -2.0 in y
0.331 * [taylor]: Taking taylor expansion of y in y
0.331 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.331 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.331 * [taylor]: Taking taylor expansion of 2.0 in y
0.331 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.331 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.331 * [taylor]: Taking taylor expansion of y in y
0.332 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.332 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.332 * [taylor]: Taking taylor expansion of 2.0 in y
0.332 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.332 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.332 * [taylor]: Taking taylor expansion of y in y
0.332 * * * [progress]: simplifying candidates
0.333 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (+ (log x) (log 2.0)) (log y)) (log (- x y)))
  (- (+ (log (* x 2.0)) (log y)) (log (- x y)))
  (- (log (* (* x 2.0) y)) (log (- x y)))
  (log (/ (* (* x 2.0) y) (- x y)))
  (exp (/ (* (* x 2.0) y) (- x y)))
  (/ (* (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* y y) y)) (* (* (- x y) (- x y)) (- x y)))
  (/ (* (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* y y) y)) (* (* (- x y) (- x y)) (- x y)))
  (/ (* (* (* (* x 2.0) y) (* (* x 2.0) y)) (* (* x 2.0) y)) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (/ (* (* x 2.0) y) (- x y))) (cbrt (/ (* (* x 2.0) y) (- x y))))
  (cbrt (/ (* (* x 2.0) y) (- x y)))
  (* (* (/ (* (* x 2.0) y) (- x y)) (/ (* (* x 2.0) y) (- x y))) (/ (* (* x 2.0) y) (- x y)))
  (sqrt (/ (* (* x 2.0) y) (- x y)))
  (sqrt (/ (* (* x 2.0) y) (- x y)))
  (neg (* (* x 2.0) y))
  (neg (- x y))
  (/ (* x 2.0) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ y (cbrt (- x y)))
  (/ (* x 2.0) (sqrt (- x y)))
  (/ y (sqrt (- x y)))
  (/ (* x 2.0) 1)
  (/ y (- x y))
  (/ (* x 2.0) (+ (sqrt x) (sqrt y)))
  (/ y (- (sqrt x) (sqrt y)))
  (/ (* x 2.0) 1)
  (/ y (- x y))
  (/ 1 (- x y))
  (/ (- x y) (* (* x 2.0) y))
  (/ (* (* x 2.0) y) (* (cbrt (- x y)) (cbrt (- x y))))
  (/ (* (* x 2.0) y) (sqrt (- x y)))
  (/ (* (* x 2.0) y) 1)
  (/ (* (* x 2.0) y) (+ (sqrt x) (sqrt y)))
  (/ (* (* x 2.0) y) 1)
  (/ (- x y) y)
  (/ (* (* x 2.0) y) (- (pow x 3) (pow y 3)))
  (/ (* (* x 2.0) y) (- (* x x) (* y y)))
  0
  0
  0
0.370 * * [simplify]: iteration  0 :  6261  enodes  (cost  313 )
0.371 * [simplify]: Simplified to:
   (log (* y (/ (* x 2.0) (- x y))))
  (log (* y (/ (* x 2.0) (- x y))))
  (log (* y (/ (* x 2.0) (- x y))))
  (log (* y (/ (* x 2.0) (- x y))))
  (pow (exp (/ (* x 2.0) (- x y))) y)
  (pow (* y (/ (* x 2.0) (- x y))) 3)
  (pow (* y (/ (* x 2.0) (- x y))) 3)
  (pow (* y (/ (* x 2.0) (- x y))) 3)
  (* (cbrt (* y (/ (* x 2.0) (- x y)))) (cbrt (* y (/ (* x 2.0) (- x y)))))
  (cbrt (* y (/ (* x 2.0) (- x y))))
  (pow (* y (/ (* x 2.0) (- x y))) 3)
  (sqrt (* y (/ (* x 2.0) (- x y))))
  (sqrt (* y (/ (* x 2.0) (- x y))))
  (* x (* 2.0 (neg y)))
  (- y x)
  (* 2.0 (/ x (* (cbrt (- x y)) (cbrt (- x y)))))
  (/ y (cbrt (- x y)))
  (* 2.0 (/ x (sqrt (- x y))))
  (/ y (sqrt (- x y)))
  (* x 2.0)
  (/ y (- x y))
  (* 2.0 (/ x (+ (sqrt x) (sqrt y))))
  (/ y (- (sqrt x) (sqrt y)))
  (* x 2.0)
  (/ y (- x y))
  (/ 1 (- x y))
  (/ (- x y) (* x (* 2.0 y)))
  (* y (* 2.0 (/ x (* (cbrt (- x y)) (cbrt (- x y))))))
  (* y (* 2.0 (/ x (sqrt (- x y)))))
  (* x (* 2.0 y))
  (* y (* 2.0 (/ x (+ (sqrt x) (sqrt y)))))
  (* x (* 2.0 y))
  (+ (/ x y) -1)
  (* y (/ (* x 2.0) (- (pow x 3) (pow y 3))))
  (* y (/ (* x 2.0) (- (* x x) (* y y))))
  0
  0
  0
0.371 * * * [progress]: adding candidates to table
0.403 * * [progress]: iteration 3 / 4
0.403 * * * [progress]: picking best candidate
0.405 * * * * [pick]: Picked  #<alt (λ (x y) (/ (* x 2.0) (+ (/ x y) -1)))>
0.405 * * * [progress]: localizing error
0.410 * * * [progress]: generating rewritten candidates
0.410 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.420 * * * [progress]: generating series expansions
0.420 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.420 * [approximate]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in (x y) around 0
0.420 * [taylor]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in y
0.420 * [taylor]: Taking taylor expansion of 2.0 in y
0.420 * [taylor]: Taking taylor expansion of (/ x (- (/ x y) 1)) in y
0.420 * [taylor]: Taking taylor expansion of x in y
0.420 * [taylor]: Taking taylor expansion of (- (/ x y) 1) in y
0.420 * [taylor]: Taking taylor expansion of (/ x y) in y
0.420 * [taylor]: Taking taylor expansion of x in y
0.420 * [taylor]: Taking taylor expansion of y in y
0.420 * [taylor]: Taking taylor expansion of 1 in y
0.420 * [taylor]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in x
0.421 * [taylor]: Taking taylor expansion of 2.0 in x
0.421 * [taylor]: Taking taylor expansion of (/ x (- (/ x y) 1)) in x
0.421 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of (- (/ x y) 1) in x
0.421 * [taylor]: Taking taylor expansion of (/ x y) in x
0.421 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of y in x
0.421 * [taylor]: Taking taylor expansion of 1 in x
0.421 * [taylor]: Taking taylor expansion of (* 2.0 (/ x (- (/ x y) 1))) in x
0.421 * [taylor]: Taking taylor expansion of 2.0 in x
0.421 * [taylor]: Taking taylor expansion of (/ x (- (/ x y) 1)) in x
0.421 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of (- (/ x y) 1) in x
0.421 * [taylor]: Taking taylor expansion of (/ x y) in x
0.421 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of y in x
0.421 * [taylor]: Taking taylor expansion of 1 in x
0.421 * [taylor]: Taking taylor expansion of -2.0 in y
0.421 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 y))) in y
0.421 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.421 * [taylor]: Taking taylor expansion of 2.0 in y
0.421 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.421 * [taylor]: Taking taylor expansion of y in y
0.422 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.422 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.422 * [taylor]: Taking taylor expansion of 2.0 in y
0.422 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.422 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.422 * [taylor]: Taking taylor expansion of y in y
0.422 * [approximate]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in (x y) around 0
0.422 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in y
0.422 * [taylor]: Taking taylor expansion of 2.0 in y
0.422 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in y
0.422 * [taylor]: Taking taylor expansion of x in y
0.422 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in y
0.422 * [taylor]: Taking taylor expansion of (/ y x) in y
0.422 * [taylor]: Taking taylor expansion of y in y
0.422 * [taylor]: Taking taylor expansion of x in y
0.422 * [taylor]: Taking taylor expansion of 1 in y
0.422 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in x
0.422 * [taylor]: Taking taylor expansion of 2.0 in x
0.422 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.422 * [taylor]: Taking taylor expansion of x in x
0.422 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.422 * [taylor]: Taking taylor expansion of (/ y x) in x
0.423 * [taylor]: Taking taylor expansion of y in x
0.423 * [taylor]: Taking taylor expansion of x in x
0.423 * [taylor]: Taking taylor expansion of 1 in x
0.423 * [taylor]: Taking taylor expansion of (/ 2.0 (* x (- (/ y x) 1))) in x
0.423 * [taylor]: Taking taylor expansion of 2.0 in x
0.423 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.423 * [taylor]: Taking taylor expansion of x in x
0.423 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.423 * [taylor]: Taking taylor expansion of (/ y x) in x
0.423 * [taylor]: Taking taylor expansion of y in x
0.423 * [taylor]: Taking taylor expansion of x in x
0.423 * [taylor]: Taking taylor expansion of 1 in x
0.423 * [taylor]: Taking taylor expansion of (/ 2.0 y) in y
0.423 * [taylor]: Taking taylor expansion of 2.0 in y
0.423 * [taylor]: Taking taylor expansion of y in y
0.423 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.423 * [taylor]: Taking taylor expansion of 2.0 in y
0.423 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.423 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.423 * [taylor]: Taking taylor expansion of y in y
0.424 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.424 * [taylor]: Taking taylor expansion of 2.0 in y
0.424 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.424 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.424 * [taylor]: Taking taylor expansion of y in y
0.425 * [approximate]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in (x y) around 0
0.425 * [taylor]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in y
0.425 * [taylor]: Taking taylor expansion of -2.0 in y
0.425 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in y
0.425 * [taylor]: Taking taylor expansion of x in y
0.425 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in y
0.425 * [taylor]: Taking taylor expansion of (/ y x) in y
0.425 * [taylor]: Taking taylor expansion of y in y
0.425 * [taylor]: Taking taylor expansion of x in y
0.425 * [taylor]: Taking taylor expansion of 1 in y
0.425 * [taylor]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in x
0.425 * [taylor]: Taking taylor expansion of -2.0 in x
0.425 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.425 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.425 * [taylor]: Taking taylor expansion of (/ y x) in x
0.425 * [taylor]: Taking taylor expansion of y in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.425 * [taylor]: Taking taylor expansion of 1 in x
0.425 * [taylor]: Taking taylor expansion of (/ -2.0 (* x (- (/ y x) 1))) in x
0.425 * [taylor]: Taking taylor expansion of -2.0 in x
0.425 * [taylor]: Taking taylor expansion of (* x (- (/ y x) 1)) in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.425 * [taylor]: Taking taylor expansion of (- (/ y x) 1) in x
0.425 * [taylor]: Taking taylor expansion of (/ y x) in x
0.425 * [taylor]: Taking taylor expansion of y in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.425 * [taylor]: Taking taylor expansion of 1 in x
0.425 * [taylor]: Taking taylor expansion of (/ -2.0 y) in y
0.425 * [taylor]: Taking taylor expansion of -2.0 in y
0.425 * [taylor]: Taking taylor expansion of y in y
0.426 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 2)))) in y
0.426 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
0.426 * [taylor]: Taking taylor expansion of 2.0 in y
0.426 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.426 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.426 * [taylor]: Taking taylor expansion of y in y
0.426 * [taylor]: Taking taylor expansion of (neg (* 2.0 (/ 1 (pow y 3)))) in y
0.426 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 3))) in y
0.426 * [taylor]: Taking taylor expansion of 2.0 in y
0.426 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.426 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.426 * [taylor]: Taking taylor expansion of y in y
0.427 * * * [progress]: simplifying candidates
0.427 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (log x) (log 2.0)) (log (+ (/ x y) -1)))
  (- (log (* x 2.0)) (log (+ (/ x y) -1)))
  (log (/ (* x 2.0) (+ (/ x y) -1)))
  (exp (/ (* x 2.0) (+ (/ x y) -1)))
  (/ (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* (+ (/ x y) -1) (+ (/ x y) -1)) (+ (/ x y) -1)))
  (/ (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* (+ (/ x y) -1) (+ (/ x y) -1)) (+ (/ x y) -1)))
  (* (cbrt (/ (* x 2.0) (+ (/ x y) -1))) (cbrt (/ (* x 2.0) (+ (/ x y) -1))))
  (cbrt (/ (* x 2.0) (+ (/ x y) -1)))
  (* (* (/ (* x 2.0) (+ (/ x y) -1)) (/ (* x 2.0) (+ (/ x y) -1))) (/ (* x 2.0) (+ (/ x y) -1)))
  (sqrt (/ (* x 2.0) (+ (/ x y) -1)))
  (sqrt (/ (* x 2.0) (+ (/ x y) -1)))
  (neg (* x 2.0))
  (neg (+ (/ x y) -1))
  (/ x (* (cbrt (+ (/ x y) -1)) (cbrt (+ (/ x y) -1))))
  (/ 2.0 (cbrt (+ (/ x y) -1)))
  (/ x (sqrt (+ (/ x y) -1)))
  (/ 2.0 (sqrt (+ (/ x y) -1)))
  (/ x 1)
  (/ 2.0 (+ (/ x y) -1))
  (/ x (+ (sqrt (/ x y)) 1))
  (/ 2.0 (- (sqrt (/ x y)) 1))
  (/ x (+ (/ (sqrt x) (sqrt y)) 1))
  (/ 2.0 (- (/ (sqrt x) (sqrt y)) 1))
  (/ x 1)
  (/ 2.0 (+ (/ x y) -1))
  (/ 1 (+ (/ x y) -1))
  (/ (+ (/ x y) -1) (* x 2.0))
  (/ (* x 2.0) (* (cbrt (+ (/ x y) -1)) (cbrt (+ (/ x y) -1))))
  (/ (* x 2.0) (sqrt (+ (/ x y) -1)))
  (/ (* x 2.0) 1)
  (/ (* x 2.0) (+ (sqrt (/ x y)) 1))
  (/ (* x 2.0) (+ (/ (sqrt x) (sqrt y)) 1))
  (/ (* x 2.0) 1)
  (/ (+ (/ x y) -1) 2.0)
  (/ (* x 2.0) (+ (pow (/ x y) 3) (pow -1 3)))
  (/ (* x 2.0) (- (* (/ x y) (/ x y)) (* -1 -1)))
  0
  0
  0
0.459 * * [simplify]: iteration  0 :  5421  enodes  (cost  326 )
0.461 * [simplify]: Simplified to:
   (log (* 2.0 (/ x (+ (/ x y) -1))))
  (log (* 2.0 (/ x (+ (/ x y) -1))))
  (log (* 2.0 (/ x (+ (/ x y) -1))))
  (pow (exp (/ x (+ (/ x y) -1))) 2.0)
  (pow (* 2.0 (/ x (+ (/ x y) -1))) 3)
  (pow (* 2.0 (/ x (+ (/ x y) -1))) 3)
  (* (cbrt (* 2.0 (/ x (+ (/ x y) -1)))) (cbrt (* 2.0 (/ x (+ (/ x y) -1)))))
  (cbrt (* 2.0 (/ x (+ (/ x y) -1))))
  (pow (* 2.0 (/ x (+ (/ x y) -1))) 3)
  (sqrt (* 2.0 (/ x (+ (/ x y) -1))))
  (sqrt (* 2.0 (/ x (+ (/ x y) -1))))
  (* x (neg 2.0))
  (- 1 (/ x y))
  (/ x (* (cbrt (+ (/ x y) -1)) (cbrt (+ (/ x y) -1))))
  (/ 2.0 (cbrt (+ (/ x y) -1)))
  (/ x (sqrt (+ (/ x y) -1)))
  (/ 2.0 (sqrt (+ (/ x y) -1)))
  x
  (/ 2.0 (+ (/ x y) -1))
  (/ x (+ 1 (sqrt (/ x y))))
  (/ 2.0 (+ -1 (sqrt (/ x y))))
  (/ x (+ 1 (/ (sqrt x) (sqrt y))))
  (/ 2.0 (+ -1 (/ (sqrt x) (sqrt y))))
  x
  (/ 2.0 (+ (/ x y) -1))
  (/ 1 (+ (/ x y) -1))
  (/ (+ (/ x y) -1) (* x 2.0))
  (* 2.0 (/ x (* (cbrt (+ (/ x y) -1)) (cbrt (+ (/ x y) -1)))))
  (* 2.0 (/ x (sqrt (+ (/ x y) -1))))
  (* x 2.0)
  (* 2.0 (/ x (+ 1 (sqrt (/ x y)))))
  (* 2.0 (/ x (+ 1 (/ (sqrt x) (sqrt y)))))
  (* x 2.0)
  (/ (+ (/ x y) -1) 2.0)
  (* 2.0 (/ x (+ -1 (pow (/ x y) 3))))
  (* 2.0 (/ x (+ -1 (* (/ x y) (/ x y)))))
  0
  0
  0
0.461 * * * [progress]: adding candidates to table
0.493 * [progress]: [Phase 3 of 3] Extracting.
0.493 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* x (* 2.0 (/ y (- x y)))))> #<alt (λ (x y) (/ (* x 2.0) (+ (/ x y) -1)))>)
0.493 * * * [regime-changes]: Trying 3 branch expressions: ((/ (* (* x 2.0) y) (- x y)) y x)
0.494 * * * * [regimes]: Trying to branch on (/ (* (* x 2.0) y) (- x y)) from (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* x (* 2.0 (/ y (- x y)))))> #<alt (λ (x y) (/ (* x 2.0) (+ (/ x y) -1)))>)
0.576 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* x (* 2.0 (/ y (- x y)))))> #<alt (λ (x y) (/ (* x 2.0) (+ (/ x y) -1)))>)
0.626 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* x (* 2.0 (/ y (- x y)))))> #<alt (λ (x y) (/ (* x 2.0) (+ (/ x y) -1)))>)
0.661 * * * [regime]: Found split indices: #<option (#s(si 1 52) #s(si 0 118) #s(si 1 148) #s(si 0 210) #s(si 1 255))>
0.661 * [binary-search]: Only using regimes for bounds on (/ (* (* x 2.0) y) (- x y)) and (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* x (* 2.0 (/ y (- x y)))))> #<alt (λ (x y) (/ (* x 2.0) (+ (/ x y) -1)))>)
0.661 * [regimes]: Found splitpoints: (#s(sp 1 (/ (* (* x 2.0) y) (- x y)) -5.7452082763940146e-67) #s(sp 0 (/ (* (* x 2.0) y) (- x y)) -1.191949392464429e-284) #s(sp 1 (/ (* (* x 2.0) y) (- x y)) 0.0) #s(sp 0 (/ (* (* x 2.0) y) (- x y)) 1.1202517080680182e-97) #s(sp 1 (/ (* (* x 2.0) y) (- x y)) +nan.0)) , with alts (#<alt (λ (x y) (/ (* (* x 2.0) y) (- x y)))> #<alt (λ (x y) (* x (* 2.0 (/ y (- x y)))))> #<alt (λ (x y) (/ (* x 2.0) (+ (/ x y) -1)))>)
0.661 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= (/ (* (* x 2.0) y) (- x y)) -5.7452082763940146e-67) (* x (* 2.0 (/ y (- x y)))) (if (<= (/ (* (* x 2.0) y) (- x y)) -1.191949392464429e-284) (/ (* (* x 2.0) y) (- x y)) (if (<= (/ (* (* x 2.0) y) (- x y)) 0.0) (* x (* 2.0 (/ y (- x y)))) (if (<= (/ (* (* x 2.0) y) (- x y)) 1.1202517080680182e-97) (/ (* (* x 2.0) y) (- x y)) (* x (* 2.0 (/ y (- x y))))))))
0.663 * * [simplify]: iteration  0 :  55  enodes  (cost  68 )
0.663 * * [simplify]: iteration  1 :  55  enodes  (cost  68 )
0.663 * [simplify]: Simplified to:
   (if (or (<= (/ (* (* x 2.0) y) (- x y)) -5.7452082763940146e-67) (not (or (<= (/ (* (* x 2.0) y) (- x y)) -1.191949392464429e-284) (and (not (<= (/ (* (* x 2.0) y) (- x y)) 0.0)) (<= (/ (* (* x 2.0) y) (- x y)) 1.1202517080680182e-97))))) (* x (* 2.0 (/ y (- x y)))) (/ (* (* x 2.0) y) (- x y)))
1.346 * [regime-testing]: End program error score: 1.4035799316597497
1.427 * [regime-testing]: Target error score: 0.2989739900286762