26.073 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.051 * * * [progress]: [2/2] Setting up program.
0.053 * [progress]: [Phase 2 of 3] Improving.
0.054 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y))
0.145 * * [simplify]: iteration  0 :  4876  enodes  (cost  9 )
0.145 * * [simplify]: iteration  1 :  4876  enodes  (cost  9 )
0.146 * [simplify]: Simplified to:
   (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y))
0.146 * * [progress]: iteration 1 / 4
0.146 * * * [progress]: picking best candidate
0.152 * * * * [pick]: Picked  #<alt (λ (x y) (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))>
0.152 * * * [progress]: localizing error
0.158 * * * [progress]: generating rewritten candidates
0.158 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.169 * * * [progress]: generating series expansions
0.169 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.169 * [approximate]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in (x y) around 0
0.169 * [taylor]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in y
0.169 * [taylor]: Taking taylor expansion of 2 in y
0.169 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.169 * [taylor]: Taking taylor expansion of (* x y) in y
0.169 * [taylor]: Taking taylor expansion of x in y
0.169 * [taylor]: Taking taylor expansion of y in y
0.169 * [taylor]: Taking taylor expansion of (- x y) in y
0.169 * [taylor]: Taking taylor expansion of x in y
0.169 * [taylor]: Taking taylor expansion of y in y
0.169 * [taylor]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in x
0.169 * [taylor]: Taking taylor expansion of 2 in x
0.169 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.169 * [taylor]: Taking taylor expansion of (* x y) in x
0.169 * [taylor]: Taking taylor expansion of x in x
0.169 * [taylor]: Taking taylor expansion of y in x
0.169 * [taylor]: Taking taylor expansion of (- x y) in x
0.169 * [taylor]: Taking taylor expansion of x in x
0.169 * [taylor]: Taking taylor expansion of y in x
0.169 * [taylor]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in x
0.169 * [taylor]: Taking taylor expansion of 2 in x
0.170 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.170 * [taylor]: Taking taylor expansion of (* x y) in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * [taylor]: Taking taylor expansion of y in x
0.170 * [taylor]: Taking taylor expansion of (- x y) in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * [taylor]: Taking taylor expansion of y in x
0.170 * [taylor]: Taking taylor expansion of -2 in y
0.170 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.170 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.170 * [taylor]: Taking taylor expansion of 2 in y
0.170 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.170 * [taylor]: Taking taylor expansion of y in y
0.171 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.171 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.171 * [taylor]: Taking taylor expansion of 2 in y
0.171 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.171 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.171 * [taylor]: Taking taylor expansion of y in y
0.171 * [approximate]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.171 * [taylor]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.171 * [taylor]: Taking taylor expansion of 2 in y
0.171 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.171 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.171 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.171 * [taylor]: Taking taylor expansion of x in y
0.171 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.171 * [taylor]: Taking taylor expansion of y in y
0.172 * [taylor]: Taking taylor expansion of (* x y) in y
0.172 * [taylor]: Taking taylor expansion of x in y
0.172 * [taylor]: Taking taylor expansion of y in y
0.172 * [taylor]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.172 * [taylor]: Taking taylor expansion of 2 in x
0.172 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.172 * [taylor]: Taking taylor expansion of y in x
0.172 * [taylor]: Taking taylor expansion of (* x y) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of y in x
0.172 * [taylor]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.172 * [taylor]: Taking taylor expansion of 2 in x
0.172 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.172 * [taylor]: Taking taylor expansion of y in x
0.172 * [taylor]: Taking taylor expansion of (* x y) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of y in x
0.173 * [taylor]: Taking taylor expansion of (/ 2 y) in y
0.173 * [taylor]: Taking taylor expansion of 2 in y
0.173 * [taylor]: Taking taylor expansion of y in y
0.173 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.173 * [taylor]: Taking taylor expansion of 2 in y
0.173 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.173 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.173 * [taylor]: Taking taylor expansion of y in y
0.174 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.174 * [taylor]: Taking taylor expansion of 2 in y
0.174 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.174 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.174 * [taylor]: Taking taylor expansion of y in y
0.175 * [approximate]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.175 * [taylor]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.175 * [taylor]: Taking taylor expansion of 2 in y
0.175 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.175 * [taylor]: Taking taylor expansion of x in y
0.175 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.175 * [taylor]: Taking taylor expansion of y in y
0.175 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.175 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.175 * [taylor]: Taking taylor expansion of y in y
0.175 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.175 * [taylor]: Taking taylor expansion of x in y
0.175 * [taylor]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.175 * [taylor]: Taking taylor expansion of 2 in x
0.175 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.175 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.175 * [taylor]: Taking taylor expansion of y in x
0.175 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.175 * [taylor]: Taking taylor expansion of y in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.176 * [taylor]: Taking taylor expansion of 2 in x
0.176 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.176 * [taylor]: Taking taylor expansion of y in x
0.176 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.176 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.176 * [taylor]: Taking taylor expansion of y in x
0.176 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of (/ -2 y) in y
0.176 * [taylor]: Taking taylor expansion of -2 in y
0.176 * [taylor]: Taking taylor expansion of y in y
0.177 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.177 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.177 * [taylor]: Taking taylor expansion of 2 in y
0.177 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.177 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.177 * [taylor]: Taking taylor expansion of y in y
0.177 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 3)))) in y
0.177 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.178 * [taylor]: Taking taylor expansion of 2 in y
0.178 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.178 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.178 * [taylor]: Taking taylor expansion of y in y
0.178 * * * [progress]: simplifying candidates
0.179 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (+.f64 (+.f64 (log.f64 x) (log.f64 2)) (log.f64 y)) (log.f64 (-.f64 x y)))
  (-.f64 (+.f64 (log.f64 (*.f64 x 2)) (log.f64 y)) (log.f64 (-.f64 x y)))
  (-.f64 (log.f64 (*.f64 (*.f64 x 2) y)) (log.f64 (-.f64 x y)))
  (log.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))
  (exp.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))
  (/.f64 (*.f64 (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 2 2) 2)) (*.f64 (*.f64 y y) y)) (*.f64 (*.f64 (-.f64 x y) (-.f64 x y)) (-.f64 x y)))
  (/.f64 (*.f64 (*.f64 (*.f64 (*.f64 x 2) (*.f64 x 2)) (*.f64 x 2)) (*.f64 (*.f64 y y) y)) (*.f64 (*.f64 (-.f64 x y) (-.f64 x y)) (-.f64 x y)))
  (/.f64 (*.f64 (*.f64 (*.f64 (*.f64 x 2) y) (*.f64 (*.f64 x 2) y)) (*.f64 (*.f64 x 2) y)) (*.f64 (*.f64 (-.f64 x y) (-.f64 x y)) (-.f64 x y)))
  (*.f64 (cbrt.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y))) (cbrt.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y))))
  (cbrt.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))
  (*.f64 (*.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)) (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y))) (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))
  (sqrt.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))
  (sqrt.f64 (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))
  (neg.f64 (*.f64 (*.f64 x 2) y))
  (neg.f64 (-.f64 x y))
  (/.f64 (*.f64 x 2) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 y (cbrt.f64 (-.f64 x y)))
  (/.f64 (*.f64 x 2) (sqrt.f64 (-.f64 x y)))
  (/.f64 y (sqrt.f64 (-.f64 x y)))
  (/.f64 (*.f64 x 2) 1)
  (/.f64 y (-.f64 x y))
  (/.f64 (*.f64 x 2) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 y (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (*.f64 x 2) 1)
  (/.f64 y (-.f64 x y))
  (/.f64 1 (-.f64 x y))
  (/.f64 (-.f64 x y) (*.f64 (*.f64 x 2) y))
  (/.f64 (*.f64 (*.f64 x 2) y) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 (*.f64 (*.f64 x 2) y) (sqrt.f64 (-.f64 x y)))
  (/.f64 (*.f64 (*.f64 x 2) y) 1)
  (/.f64 (*.f64 (*.f64 x 2) y) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (*.f64 (*.f64 x 2) y) 1)
  (/.f64 (-.f64 x y) y)
  (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 (pow.f64 x 3) (pow.f64 y 3)))
  (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 (*.f64 x x) (*.f64 y y)))
  0
  0
  0
0.223 * * [simplify]: iteration  0 :  6236  enodes  (cost  310 )
0.226 * [simplify]: Simplified to:
   (log.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (log.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (log.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (log.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (exp.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (*.f64 (pow.f64 (/.f64 x (/.f64 (-.f64 x y) y)) 3) 8)
  (*.f64 (pow.f64 (/.f64 x (/.f64 (-.f64 x y) y)) 3) 8)
  (*.f64 (pow.f64 (/.f64 x (/.f64 (-.f64 x y) y)) 3) 8)
  (*.f64 (cbrt.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y))) (cbrt.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y))))
  (cbrt.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (*.f64 (pow.f64 (/.f64 x (/.f64 (-.f64 x y) y)) 3) 8)
  (sqrt.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (sqrt.f64 (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 x y)))
  (*.f64 x (*.f64 y -2))
  (-.f64 y x)
  (/.f64 (*.f64 x 2) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 y (cbrt.f64 (-.f64 x y)))
  (/.f64 (*.f64 x 2) (sqrt.f64 (-.f64 x y)))
  (/.f64 y (sqrt.f64 (-.f64 x y)))
  (*.f64 x 2)
  (/.f64 y (-.f64 x y))
  (/.f64 (*.f64 x 2) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 y (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (*.f64 x 2)
  (/.f64 y (-.f64 x y))
  (/.f64 1 (-.f64 x y))
  (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))
  (*.f64 y (/.f64 (*.f64 x 2) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y)))))
  (*.f64 y (/.f64 (*.f64 x 2) (sqrt.f64 (-.f64 x y))))
  (*.f64 y (*.f64 x 2))
  (*.f64 y (/.f64 (*.f64 x 2) (+.f64 (sqrt.f64 x) (sqrt.f64 y))))
  (*.f64 y (*.f64 x 2))
  (/.f64 (-.f64 x y) y)
  (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 (pow.f64 x 3) (pow.f64 y 3)))
  (/.f64 (*.f64 y (*.f64 x 2)) (-.f64 (*.f64 x x) (*.f64 y y)))
  0
  0
  0
0.226 * * * [progress]: adding candidates to table
0.253 * * [progress]: iteration 2 / 4
0.254 * * * [progress]: picking best candidate
0.260 * * * * [pick]: Picked  #<alt (λ (x y) (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))>
0.260 * * * [progress]: localizing error
0.266 * * * [progress]: generating rewritten candidates
0.266 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.287 * * * [progress]: generating series expansions
0.287 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.287 * [approximate]: Taking taylor expansion of (/ 1 (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x)))) in (y x) around 0
0.287 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x)))) in x
0.287 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in x
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in x
0.288 * [taylor]: Taking taylor expansion of 1/2 in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.288 * [taylor]: Taking taylor expansion of y in x
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.288 * [taylor]: Taking taylor expansion of 1/2 in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.288 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x)))) in y
0.288 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in y
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.288 * [taylor]: Taking taylor expansion of 1/2 in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.288 * [taylor]: Taking taylor expansion of y in y
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in y
0.288 * [taylor]: Taking taylor expansion of 1/2 in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.288 * [taylor]: Taking taylor expansion of x in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x)))) in y
0.288 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ 1 y)) (* 1/2 (/ 1 x))) in y
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.288 * [taylor]: Taking taylor expansion of 1/2 in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.288 * [taylor]: Taking taylor expansion of y in y
0.288 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in y
0.288 * [taylor]: Taking taylor expansion of 1/2 in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.288 * [taylor]: Taking taylor expansion of x in y
0.288 * [taylor]: Taking taylor expansion of 2 in x
0.289 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
0.289 * [taylor]: Taking taylor expansion of 2 in x
0.289 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.289 * [taylor]: Taking taylor expansion of x in x
0.289 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 2))) in x
0.289 * [taylor]: Taking taylor expansion of 2 in x
0.289 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.289 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.289 * [taylor]: Taking taylor expansion of x in x
0.290 * [approximate]: Taking taylor expansion of (/ 1 (- (* 1/2 y) (* 1/2 x))) in (y x) around 0
0.290 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 y) (* 1/2 x))) in x
0.290 * [taylor]: Taking taylor expansion of (- (* 1/2 y) (* 1/2 x)) in x
0.290 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.290 * [taylor]: Taking taylor expansion of 1/2 in x
0.290 * [taylor]: Taking taylor expansion of y in x
0.290 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.290 * [taylor]: Taking taylor expansion of 1/2 in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 y) (* 1/2 x))) in y
0.290 * [taylor]: Taking taylor expansion of (- (* 1/2 y) (* 1/2 x)) in y
0.290 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.290 * [taylor]: Taking taylor expansion of 1/2 in y
0.290 * [taylor]: Taking taylor expansion of y in y
0.290 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.290 * [taylor]: Taking taylor expansion of 1/2 in y
0.290 * [taylor]: Taking taylor expansion of x in y
0.290 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 y) (* 1/2 x))) in y
0.290 * [taylor]: Taking taylor expansion of (- (* 1/2 y) (* 1/2 x)) in y
0.290 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.290 * [taylor]: Taking taylor expansion of 1/2 in y
0.290 * [taylor]: Taking taylor expansion of y in y
0.290 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.290 * [taylor]: Taking taylor expansion of 1/2 in y
0.290 * [taylor]: Taking taylor expansion of x in y
0.291 * [taylor]: Taking taylor expansion of (/ -2 x) in x
0.291 * [taylor]: Taking taylor expansion of -2 in x
0.291 * [taylor]: Taking taylor expansion of x in x
0.291 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow x 2)))) in x
0.291 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 2))) in x
0.291 * [taylor]: Taking taylor expansion of 2 in x
0.291 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.291 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.291 * [taylor]: Taking taylor expansion of x in x
0.292 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow x 3)))) in x
0.292 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 3))) in x
0.292 * [taylor]: Taking taylor expansion of 2 in x
0.292 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.292 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.292 * [taylor]: Taking taylor expansion of x in x
0.292 * [approximate]: Taking taylor expansion of (/ 1 (- (* 1/2 x) (* 1/2 y))) in (y x) around 0
0.292 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 x) (* 1/2 y))) in x
0.292 * [taylor]: Taking taylor expansion of (- (* 1/2 x) (* 1/2 y)) in x
0.292 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.292 * [taylor]: Taking taylor expansion of 1/2 in x
0.292 * [taylor]: Taking taylor expansion of x in x
0.293 * [taylor]: Taking taylor expansion of (* 1/2 y) in x
0.293 * [taylor]: Taking taylor expansion of 1/2 in x
0.293 * [taylor]: Taking taylor expansion of y in x
0.293 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 x) (* 1/2 y))) in y
0.293 * [taylor]: Taking taylor expansion of (- (* 1/2 x) (* 1/2 y)) in y
0.293 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.293 * [taylor]: Taking taylor expansion of 1/2 in y
0.293 * [taylor]: Taking taylor expansion of x in y
0.293 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.293 * [taylor]: Taking taylor expansion of 1/2 in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.293 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1/2 x) (* 1/2 y))) in y
0.293 * [taylor]: Taking taylor expansion of (- (* 1/2 x) (* 1/2 y)) in y
0.293 * [taylor]: Taking taylor expansion of (* 1/2 x) in y
0.293 * [taylor]: Taking taylor expansion of 1/2 in y
0.293 * [taylor]: Taking taylor expansion of x in y
0.293 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.293 * [taylor]: Taking taylor expansion of 1/2 in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.293 * [taylor]: Taking taylor expansion of (/ 2 x) in x
0.293 * [taylor]: Taking taylor expansion of 2 in x
0.293 * [taylor]: Taking taylor expansion of x in x
0.293 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 2))) in x
0.293 * [taylor]: Taking taylor expansion of 2 in x
0.293 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.294 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.294 * [taylor]: Taking taylor expansion of x in x
0.294 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow x 3))) in x
0.294 * [taylor]: Taking taylor expansion of 2 in x
0.294 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.294 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.294 * [taylor]: Taking taylor expansion of x in x
0.295 * * * [progress]: simplifying candidates
0.296 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (neg.f64 1)
  (neg.f64 (log.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (-.f64 0 (log.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (-.f64 (log.f64 1) (log.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (log.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (exp.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (*.f64 (*.f64 1 1) 1) (*.f64 (*.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (*.f64 (cbrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))) (cbrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (cbrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (*.f64 (*.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))) (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (sqrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (sqrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (neg.f64 1)
  (neg.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 (cbrt.f64 1) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (cbrt.f64 1) (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) 1)
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (cbrt.f64 1) (-.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (cbrt.f64 1) (-.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) 1))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (cbrt.f64 1/2) y) (/.f64 (cbrt.f64 1/2) x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (/.f64 (sqrt.f64 1/2) 1))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) y) (/.f64 (sqrt.f64 1/2) x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (/.f64 1 1))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) 1)
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) 1/2)
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1 y) (/.f64 1 x)))
  (/.f64 (sqrt.f64 1) (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 (sqrt.f64 1) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (sqrt.f64 1) (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (sqrt.f64 1) (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (sqrt.f64 1) 1)
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (sqrt.f64 1) (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (sqrt.f64 1) (-.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (sqrt.f64 1) (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (sqrt.f64 1) (-.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (sqrt.f64 1) (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (sqrt.f64 1) (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (sqrt.f64 1) (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) 1))
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 (cbrt.f64 1/2) y) (/.f64 (cbrt.f64 1/2) x)))
  (/.f64 (sqrt.f64 1) (/.f64 (sqrt.f64 1/2) 1))
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) y) (/.f64 (sqrt.f64 1/2) x)))
  (/.f64 (sqrt.f64 1) (/.f64 1 1))
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (sqrt.f64 1) 1)
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (sqrt.f64 1) 1/2)
  (/.f64 (sqrt.f64 1) (-.f64 (/.f64 1 y) (/.f64 1 x)))
  (/.f64 1 (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 1 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 1)
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (-.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (-.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) 1))
  (/.f64 1 (-.f64 (/.f64 (cbrt.f64 1/2) y) (/.f64 (cbrt.f64 1/2) x)))
  (/.f64 1 (/.f64 (sqrt.f64 1/2) 1))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) y) (/.f64 (sqrt.f64 1/2) x)))
  (/.f64 1 (/.f64 1 1))
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 1 1)
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 1 1/2)
  (/.f64 1 (-.f64 (/.f64 1 y) (/.f64 1 x)))
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) 1)
  (/.f64 1 (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 1)
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) 1))
  (/.f64 1 (/.f64 (sqrt.f64 1/2) 1))
  (/.f64 1 (/.f64 1 1))
  (/.f64 1 1)
  (/.f64 1 1/2)
  (/.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) (cbrt.f64 1))
  (/.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) (sqrt.f64 1))
  (/.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) 1)
  (/.f64 1 (-.f64 (*.f64 1/2 x) (*.f64 y 1/2)))
  (/.f64 1 (-.f64 (pow.f64 (/.f64 1/2 y) 3) (pow.f64 (/.f64 1/2 x) 3)))
  (/.f64 1 (-.f64 (*.f64 (/.f64 1/2 y) (/.f64 1/2 y)) (*.f64 (/.f64 1/2 x) (/.f64 1/2 x))))
  0
  0
  0
0.342 * * [simplify]: iteration  0 :  5057  enodes  (cost  1010 )
0.347 * [simplify]: Simplified to:
   -1
  (neg.f64 (log.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (neg.f64 (log.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (neg.f64 (log.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (neg.f64 (log.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (exp.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (pow.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) 3))
  (*.f64 (cbrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))) (cbrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (cbrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (pow.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) 3))
  (sqrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (sqrt.f64 (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  -1
  (-.f64 (/.f64 1/2 x) (/.f64 1/2 y))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 (cbrt.f64 1) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 (cbrt.f64 1) (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (*.f64 (cbrt.f64 1) (cbrt.f64 1))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (cbrt.f64 1) (-.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (cbrt.f64 1) (-.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (sqrt.f64 (/.f64 1/2 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (cbrt.f64 1/2) y) (/.f64 (cbrt.f64 1/2) x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) (sqrt.f64 1/2))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 (sqrt.f64 1/2) y) (/.f64 (sqrt.f64 1/2) x)))
  (*.f64 (cbrt.f64 1) (cbrt.f64 1))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (*.f64 (cbrt.f64 1) (cbrt.f64 1))
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 (*.f64 (cbrt.f64 1) (cbrt.f64 1)) 1/2)
  (/.f64 (cbrt.f64 1) (-.f64 (/.f64 1 y) (/.f64 1 x)))
  (/.f64 1 (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 1 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  1
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (-.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (-.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)))
  (/.f64 1 (-.f64 (/.f64 (cbrt.f64 1/2) y) (/.f64 (cbrt.f64 1/2) x)))
  (/.f64 1 (sqrt.f64 1/2))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) y) (/.f64 (sqrt.f64 1/2) x)))
  1
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  1
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  2
  (/.f64 1 (-.f64 (/.f64 1 y) (/.f64 1 x)))
  (/.f64 1 (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 1 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  1
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (-.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (-.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)))
  (/.f64 1 (-.f64 (/.f64 (cbrt.f64 1/2) y) (/.f64 (cbrt.f64 1/2) x)))
  (/.f64 1 (sqrt.f64 1/2))
  (/.f64 1 (-.f64 (/.f64 (sqrt.f64 1/2) y) (/.f64 (sqrt.f64 1/2) x)))
  1
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  1
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  2
  (/.f64 1 (-.f64 (/.f64 1 y) (/.f64 1 x)))
  (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
  (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))
  (/.f64 1 (*.f64 (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))) (cbrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))))
  (/.f64 1 (sqrt.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))
  1
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (sqrt.f64 (/.f64 1/2 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 y)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 x))))
  (/.f64 1 (+.f64 (sqrt.f64 (/.f64 1/2 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 1 (+.f64 (/.f64 (sqrt.f64 1/2) (sqrt.f64 x)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 y))))
  (/.f64 1 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)))
  (/.f64 1 (sqrt.f64 1/2))
  1
  1
  2
  (/.f64 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)) (cbrt.f64 1))
  (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))
  (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))
  (/.f64 2 (-.f64 x y))
  (/.f64 1 (-.f64 (pow.f64 (/.f64 1/2 y) 3) (pow.f64 (/.f64 1/2 x) 3)))
  (/.f64 1 (-.f64 (/.f64 1/4 (*.f64 y y)) (/.f64 1/4 (*.f64 x x))))
  0
  0
  0
0.347 * * * [progress]: adding candidates to table
0.404 * * [progress]: iteration 3 / 4
0.404 * * * [progress]: picking best candidate
0.406 * * * * [pick]: Picked  #<alt (λ (x y) (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))>
0.406 * * * [progress]: localizing error
0.412 * * * [progress]: generating rewritten candidates
0.412 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.423 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.432 * * * [progress]: generating series expansions
0.432 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.432 * [approximate]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in (x y) around 0
0.432 * [taylor]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in y
0.432 * [taylor]: Taking taylor expansion of 2 in y
0.432 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in y
0.432 * [taylor]: Taking taylor expansion of (* x y) in y
0.432 * [taylor]: Taking taylor expansion of x in y
0.432 * [taylor]: Taking taylor expansion of y in y
0.432 * [taylor]: Taking taylor expansion of (- x y) in y
0.432 * [taylor]: Taking taylor expansion of x in y
0.432 * [taylor]: Taking taylor expansion of y in y
0.432 * [taylor]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in x
0.432 * [taylor]: Taking taylor expansion of 2 in x
0.432 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.432 * [taylor]: Taking taylor expansion of (* x y) in x
0.432 * [taylor]: Taking taylor expansion of x in x
0.432 * [taylor]: Taking taylor expansion of y in x
0.432 * [taylor]: Taking taylor expansion of (- x y) in x
0.432 * [taylor]: Taking taylor expansion of x in x
0.432 * [taylor]: Taking taylor expansion of y in x
0.434 * [taylor]: Taking taylor expansion of (* 2 (/ (* x y) (- x y))) in x
0.435 * [taylor]: Taking taylor expansion of 2 in x
0.435 * [taylor]: Taking taylor expansion of (/ (* x y) (- x y)) in x
0.435 * [taylor]: Taking taylor expansion of (* x y) in x
0.435 * [taylor]: Taking taylor expansion of x in x
0.435 * [taylor]: Taking taylor expansion of y in x
0.435 * [taylor]: Taking taylor expansion of (- x y) in x
0.435 * [taylor]: Taking taylor expansion of x in x
0.435 * [taylor]: Taking taylor expansion of y in x
0.435 * [taylor]: Taking taylor expansion of -2 in y
0.435 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.435 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.435 * [taylor]: Taking taylor expansion of 2 in y
0.435 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.435 * [taylor]: Taking taylor expansion of y in y
0.436 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.436 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.436 * [taylor]: Taking taylor expansion of 2 in y
0.436 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) 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 * [approximate]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
0.436 * [taylor]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
0.436 * [taylor]: Taking taylor expansion of 2 in y
0.436 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
0.436 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.436 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.436 * [taylor]: Taking taylor expansion of x in y
0.436 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.437 * [taylor]: Taking taylor expansion of y in y
0.437 * [taylor]: Taking taylor expansion of (* x y) in y
0.437 * [taylor]: Taking taylor expansion of x in y
0.437 * [taylor]: Taking taylor expansion of y in y
0.437 * [taylor]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.437 * [taylor]: Taking taylor expansion of 2 in x
0.437 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.437 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.437 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.437 * [taylor]: Taking taylor expansion of x in x
0.437 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.437 * [taylor]: Taking taylor expansion of y in x
0.437 * [taylor]: Taking taylor expansion of (* x y) in x
0.437 * [taylor]: Taking taylor expansion of x in x
0.437 * [taylor]: Taking taylor expansion of y in x
0.437 * [taylor]: Taking taylor expansion of (/ 2 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
0.437 * [taylor]: Taking taylor expansion of 2 in x
0.437 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
0.437 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.437 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.437 * [taylor]: Taking taylor expansion of x in x
0.437 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.437 * [taylor]: Taking taylor expansion of y in x
0.437 * [taylor]: Taking taylor expansion of (* x y) in x
0.437 * [taylor]: Taking taylor expansion of x in x
0.437 * [taylor]: Taking taylor expansion of y in x
0.438 * [taylor]: Taking taylor expansion of (/ 2 y) in y
0.438 * [taylor]: Taking taylor expansion of 2 in y
0.438 * [taylor]: Taking taylor expansion of y in y
0.438 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.438 * [taylor]: Taking taylor expansion of 2 in y
0.438 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.438 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.438 * [taylor]: Taking taylor expansion of y in y
0.439 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.439 * [taylor]: Taking taylor expansion of 2 in y
0.439 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.439 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.439 * [taylor]: Taking taylor expansion of y in y
0.440 * [approximate]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
0.440 * [taylor]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
0.440 * [taylor]: Taking taylor expansion of 2 in y
0.440 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
0.440 * [taylor]: Taking taylor expansion of x in y
0.440 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.440 * [taylor]: Taking taylor expansion of y in y
0.440 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.440 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.440 * [taylor]: Taking taylor expansion of y in y
0.440 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.440 * [taylor]: Taking taylor expansion of x in y
0.440 * [taylor]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.440 * [taylor]: Taking taylor expansion of 2 in x
0.440 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.440 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.440 * [taylor]: Taking taylor expansion of y in x
0.440 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.440 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.440 * [taylor]: Taking taylor expansion of y in x
0.440 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (/ 2 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
0.441 * [taylor]: Taking taylor expansion of 2 in x
0.441 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.441 * [taylor]: Taking taylor expansion of y in x
0.441 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.441 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.441 * [taylor]: Taking taylor expansion of y 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 (/ -2 y) in y
0.441 * [taylor]: Taking taylor expansion of -2 in y
0.441 * [taylor]: Taking taylor expansion of y in y
0.441 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 2)))) in y
0.442 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 2))) in y
0.442 * [taylor]: Taking taylor expansion of 2 in y
0.442 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.442 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.442 * [taylor]: Taking taylor expansion of y in y
0.442 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 (pow y 3)))) in y
0.442 * [taylor]: Taking taylor expansion of (* 2 (/ 1 (pow y 3))) in y
0.442 * [taylor]: Taking taylor expansion of 2 in y
0.442 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.442 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.442 * [taylor]: Taking taylor expansion of y in y
0.443 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.443 * [approximate]: Taking taylor expansion of (/ y (- x y)) in (y x) around 0
0.443 * [taylor]: Taking taylor expansion of (/ y (- x y)) in x
0.443 * [taylor]: Taking taylor expansion of y in x
0.443 * [taylor]: Taking taylor expansion of (- x y) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.444 * [taylor]: Taking taylor expansion of y in x
0.444 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.444 * [taylor]: Taking taylor expansion of y in y
0.444 * [taylor]: Taking taylor expansion of (- x y) in y
0.444 * [taylor]: Taking taylor expansion of x in y
0.444 * [taylor]: Taking taylor expansion of y in y
0.444 * [taylor]: Taking taylor expansion of (/ y (- x y)) in y
0.444 * [taylor]: Taking taylor expansion of y in y
0.444 * [taylor]: Taking taylor expansion of (- x y) in y
0.444 * [taylor]: Taking taylor expansion of x in y
0.444 * [taylor]: Taking taylor expansion of y in y
0.444 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.444 * [taylor]: Taking taylor expansion of x in x
0.444 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.444 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.444 * [taylor]: Taking taylor expansion of x in x
0.444 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.445 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [approximate]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in (y x) around 0
0.445 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in x
0.445 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in x
0.445 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.445 * [taylor]: Taking taylor expansion of y in x
0.445 * [taylor]: Taking taylor expansion of y in x
0.445 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.445 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.445 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.445 * [taylor]: Taking taylor expansion of x in y
0.445 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.446 * [taylor]: Taking taylor expansion of y in y
0.446 * [taylor]: Taking taylor expansion of y in y
0.446 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 x) (/ 1 y)) y)) in y
0.446 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) y) in y
0.446 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.446 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.446 * [taylor]: Taking taylor expansion of x in y
0.446 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.446 * [taylor]: Taking taylor expansion of y in y
0.446 * [taylor]: Taking taylor expansion of y in y
0.446 * [taylor]: Taking taylor expansion of -1 in x
0.446 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.446 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.447 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow x 2))) in x
0.447 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.447 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.447 * [taylor]: Taking taylor expansion of x in x
0.447 * [approximate]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in (y x) around 0
0.447 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in x
0.447 * [taylor]: Taking taylor expansion of -1 in x
0.447 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
0.447 * [taylor]: Taking taylor expansion of y in x
0.447 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.447 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.447 * [taylor]: Taking taylor expansion of y in x
0.447 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.447 * [taylor]: Taking taylor expansion of x in x
0.448 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.448 * [taylor]: Taking taylor expansion of -1 in y
0.448 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.448 * [taylor]: Taking taylor expansion of y in y
0.448 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.448 * [taylor]: Taking taylor expansion of y in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.448 * [taylor]: Taking taylor expansion of x in y
0.448 * [taylor]: Taking taylor expansion of (/ -1 (* y (- (/ 1 y) (/ 1 x)))) in y
0.448 * [taylor]: Taking taylor expansion of -1 in y
0.448 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
0.448 * [taylor]: Taking taylor expansion of y in y
0.448 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.448 * [taylor]: Taking taylor expansion of y in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.448 * [taylor]: Taking taylor expansion of x in y
0.448 * [taylor]: Taking taylor expansion of -1 in x
0.449 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.449 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow x 2))) in x
0.449 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.449 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * * * [progress]: simplifying candidates
0.451 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))
  (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))
  (+.f64 (+.f64 (log.f64 x) (log.f64 2)) (-.f64 (log.f64 y) (log.f64 (-.f64 x y))))
  (+.f64 (+.f64 (log.f64 x) (log.f64 2)) (log.f64 (/.f64 y (-.f64 x y))))
  (+.f64 (log.f64 (*.f64 x 2)) (-.f64 (log.f64 y) (log.f64 (-.f64 x y))))
  (+.f64 (log.f64 (*.f64 x 2)) (log.f64 (/.f64 y (-.f64 x y))))
  (log.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (exp.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (*.f64 (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 2 2) 2)) (/.f64 (*.f64 (*.f64 y y) y) (*.f64 (*.f64 (-.f64 x y) (-.f64 x y)) (-.f64 x y))))
  (*.f64 (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 2 2) 2)) (*.f64 (*.f64 (/.f64 y (-.f64 x y)) (/.f64 y (-.f64 x y))) (/.f64 y (-.f64 x y))))
  (*.f64 (*.f64 (*.f64 (*.f64 x 2) (*.f64 x 2)) (*.f64 x 2)) (/.f64 (*.f64 (*.f64 y y) y) (*.f64 (*.f64 (-.f64 x y) (-.f64 x y)) (-.f64 x y))))
  (*.f64 (*.f64 (*.f64 (*.f64 x 2) (*.f64 x 2)) (*.f64 x 2)) (*.f64 (*.f64 (/.f64 y (-.f64 x y)) (/.f64 y (-.f64 x y))) (/.f64 y (-.f64 x y))))
  (*.f64 (cbrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))) (cbrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))))
  (cbrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (*.f64 (*.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))) (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))) (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (sqrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (sqrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (*.f64 (*.f64 x 2) (*.f64 (cbrt.f64 (/.f64 y (-.f64 x y))) (cbrt.f64 (/.f64 y (-.f64 x y)))))
  (*.f64 (*.f64 x 2) (sqrt.f64 (/.f64 y (-.f64 x y))))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y)))))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (sqrt.f64 (-.f64 x y))))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) 1))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (+.f64 (sqrt.f64 x) (sqrt.f64 y))))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) 1))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y)))))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) (sqrt.f64 (-.f64 x y))))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) 1))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) (+.f64 (sqrt.f64 x) (sqrt.f64 y))))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) 1))
  (*.f64 (*.f64 x 2) (/.f64 1 (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y)))))
  (*.f64 (*.f64 x 2) (/.f64 1 (sqrt.f64 (-.f64 x y))))
  (*.f64 (*.f64 x 2) (/.f64 1 1))
  (*.f64 (*.f64 x 2) (/.f64 1 (+.f64 (sqrt.f64 x) (sqrt.f64 y))))
  (*.f64 (*.f64 x 2) (/.f64 1 1))
  (*.f64 (*.f64 x 2) 1)
  (*.f64 (*.f64 x 2) y)
  (*.f64 (*.f64 x 2) (/.f64 y (-.f64 (pow.f64 x 3) (pow.f64 y 3))))
  (*.f64 (*.f64 x 2) (/.f64 y (-.f64 (*.f64 x x) (*.f64 y y))))
  (*.f64 2 (/.f64 y (-.f64 x y)))
  (*.f64 (*.f64 x 2) y)
  (-.f64 (log.f64 y) (log.f64 (-.f64 x y)))
  (log.f64 (/.f64 y (-.f64 x y)))
  (exp.f64 (/.f64 y (-.f64 x y)))
  (/.f64 (*.f64 (*.f64 y y) y) (*.f64 (*.f64 (-.f64 x y) (-.f64 x y)) (-.f64 x y)))
  (*.f64 (cbrt.f64 (/.f64 y (-.f64 x y))) (cbrt.f64 (/.f64 y (-.f64 x y))))
  (cbrt.f64 (/.f64 y (-.f64 x y)))
  (*.f64 (*.f64 (/.f64 y (-.f64 x y)) (/.f64 y (-.f64 x y))) (/.f64 y (-.f64 x y)))
  (sqrt.f64 (/.f64 y (-.f64 x y)))
  (sqrt.f64 (/.f64 y (-.f64 x y)))
  (neg.f64 y)
  (neg.f64 (-.f64 x y))
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 (cbrt.f64 y) (cbrt.f64 (-.f64 x y)))
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (sqrt.f64 (-.f64 x y)))
  (/.f64 (cbrt.f64 y) (sqrt.f64 (-.f64 x y)))
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) 1)
  (/.f64 (cbrt.f64 y) (-.f64 x y))
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (cbrt.f64 y) (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) 1)
  (/.f64 (cbrt.f64 y) (-.f64 x y))
  (/.f64 (sqrt.f64 y) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 (sqrt.f64 y) (cbrt.f64 (-.f64 x y)))
  (/.f64 (sqrt.f64 y) (sqrt.f64 (-.f64 x y)))
  (/.f64 (sqrt.f64 y) (sqrt.f64 (-.f64 x y)))
  (/.f64 (sqrt.f64 y) 1)
  (/.f64 (sqrt.f64 y) (-.f64 x y))
  (/.f64 (sqrt.f64 y) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (sqrt.f64 y) (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (sqrt.f64 y) 1)
  (/.f64 (sqrt.f64 y) (-.f64 x y))
  (/.f64 1 (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 y (cbrt.f64 (-.f64 x y)))
  (/.f64 1 (sqrt.f64 (-.f64 x y)))
  (/.f64 y (sqrt.f64 (-.f64 x y)))
  (/.f64 1 1)
  (/.f64 y (-.f64 x y))
  (/.f64 1 (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 y (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 1 1)
  (/.f64 y (-.f64 x y))
  (/.f64 1 (-.f64 x y))
  (/.f64 (-.f64 x y) y)
  (/.f64 y (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 y (sqrt.f64 (-.f64 x y)))
  (/.f64 y 1)
  (/.f64 y (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 y 1)
  (/.f64 (-.f64 x y) (cbrt.f64 y))
  (/.f64 (-.f64 x y) (sqrt.f64 y))
  (/.f64 (-.f64 x y) y)
  (/.f64 y (-.f64 (pow.f64 x 3) (pow.f64 y 3)))
  (/.f64 y (-.f64 (*.f64 x x) (*.f64 y y)))
  0
  0
  0
  0
  0
  0
0.494 * * [simplify]: iteration  0 :  6206  enodes  (cost  755 )
0.497 * [simplify]: Simplified to:
   (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))
  (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))
  (log.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (log.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (log.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (log.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (log.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (exp.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (*.f64 8 (pow.f64 (*.f64 x (/.f64 y (-.f64 x y))) 3))
  (*.f64 8 (pow.f64 (*.f64 x (/.f64 y (-.f64 x y))) 3))
  (*.f64 8 (pow.f64 (*.f64 x (/.f64 y (-.f64 x y))) 3))
  (*.f64 8 (pow.f64 (*.f64 x (/.f64 y (-.f64 x y))) 3))
  (*.f64 (cbrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))) (cbrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y)))))
  (cbrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (*.f64 8 (pow.f64 (*.f64 x (/.f64 y (-.f64 x y))) 3))
  (sqrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (sqrt.f64 (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))
  (*.f64 (*.f64 x 2) (*.f64 (cbrt.f64 (/.f64 y (-.f64 x y))) (cbrt.f64 (/.f64 y (-.f64 x y)))))
  (*.f64 (*.f64 x 2) (sqrt.f64 (/.f64 y (-.f64 x y))))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y)))))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (sqrt.f64 (-.f64 x y))))
  (*.f64 (*.f64 x 2) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (*.f64 (*.f64 x 2) (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (+.f64 (sqrt.f64 x) (sqrt.f64 y))))
  (*.f64 (*.f64 x 2) (*.f64 (cbrt.f64 y) (cbrt.f64 y)))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y)))))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) (sqrt.f64 (-.f64 x y))))
  (*.f64 (*.f64 x 2) (sqrt.f64 y))
  (*.f64 (*.f64 x 2) (/.f64 (sqrt.f64 y) (+.f64 (sqrt.f64 x) (sqrt.f64 y))))
  (*.f64 (*.f64 x 2) (sqrt.f64 y))
  (/.f64 (*.f64 x 2) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 (*.f64 x 2) (sqrt.f64 (-.f64 x y)))
  (*.f64 x 2)
  (/.f64 (*.f64 x 2) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (*.f64 x 2)
  (*.f64 x 2)
  (*.f64 (*.f64 x 2) y)
  (*.f64 (*.f64 x 2) (/.f64 y (-.f64 (pow.f64 x 3) (pow.f64 y 3))))
  (*.f64 (*.f64 x 2) (/.f64 y (-.f64 (*.f64 x x) (*.f64 y y))))
  (*.f64 2 (/.f64 y (-.f64 x y)))
  (*.f64 (*.f64 x 2) y)
  (log.f64 (/.f64 y (-.f64 x y)))
  (log.f64 (/.f64 y (-.f64 x y)))
  (exp.f64 (/.f64 y (-.f64 x y)))
  (pow.f64 (/.f64 y (-.f64 x y)) 3)
  (*.f64 (cbrt.f64 (/.f64 y (-.f64 x y))) (cbrt.f64 (/.f64 y (-.f64 x y))))
  (cbrt.f64 (/.f64 y (-.f64 x y)))
  (pow.f64 (/.f64 y (-.f64 x y)) 3)
  (sqrt.f64 (/.f64 y (-.f64 x y)))
  (sqrt.f64 (/.f64 y (-.f64 x y)))
  (neg.f64 y)
  (-.f64 y x)
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 (cbrt.f64 y) (cbrt.f64 (-.f64 x y)))
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (sqrt.f64 (-.f64 x y)))
  (/.f64 (cbrt.f64 y) (sqrt.f64 (-.f64 x y)))
  (*.f64 (cbrt.f64 y) (cbrt.f64 y))
  (/.f64 (cbrt.f64 y) (-.f64 x y))
  (/.f64 (*.f64 (cbrt.f64 y) (cbrt.f64 y)) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (cbrt.f64 y) (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (*.f64 (cbrt.f64 y) (cbrt.f64 y))
  (/.f64 (cbrt.f64 y) (-.f64 x y))
  (/.f64 (sqrt.f64 y) (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 (sqrt.f64 y) (cbrt.f64 (-.f64 x y)))
  (/.f64 (sqrt.f64 y) (sqrt.f64 (-.f64 x y)))
  (/.f64 (sqrt.f64 y) (sqrt.f64 (-.f64 x y)))
  (sqrt.f64 y)
  (/.f64 (sqrt.f64 y) (-.f64 x y))
  (/.f64 (sqrt.f64 y) (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 (sqrt.f64 y) (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (sqrt.f64 y)
  (/.f64 (sqrt.f64 y) (-.f64 x y))
  (/.f64 1 (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 y (cbrt.f64 (-.f64 x y)))
  (/.f64 1 (sqrt.f64 (-.f64 x y)))
  (/.f64 y (sqrt.f64 (-.f64 x y)))
  1
  (/.f64 y (-.f64 x y))
  (/.f64 1 (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  (/.f64 y (-.f64 (sqrt.f64 x) (sqrt.f64 y)))
  1
  (/.f64 y (-.f64 x y))
  (/.f64 1 (-.f64 x y))
  (/.f64 (-.f64 x y) y)
  (/.f64 y (*.f64 (cbrt.f64 (-.f64 x y)) (cbrt.f64 (-.f64 x y))))
  (/.f64 y (sqrt.f64 (-.f64 x y)))
  y
  (/.f64 y (+.f64 (sqrt.f64 x) (sqrt.f64 y)))
  y
  (/.f64 (-.f64 x y) (cbrt.f64 y))
  (/.f64 (-.f64 x y) (sqrt.f64 y))
  (/.f64 (-.f64 x y) y)
  (/.f64 y (-.f64 (pow.f64 x 3) (pow.f64 y 3)))
  (/.f64 y (-.f64 (*.f64 x x) (*.f64 y y)))
  0
  0
  0
  0
  0
  0
0.498 * * * [progress]: adding candidates to table
0.549 * [progress]: [Phase 3 of 3] Extracting.
0.549 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))> #<alt (λ (x y) (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))> #<alt (λ (x y) (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))>)
0.549 * * * [regime-changes]: Trying 3 branch expressions: ((/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)) y x)
0.550 * * * * [regimes]: Trying to branch on (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)) from (#<alt (λ (x y) (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))> #<alt (λ (x y) (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))> #<alt (λ (x y) (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))>)
0.583 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))> #<alt (λ (x y) (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))> #<alt (λ (x y) (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))>)
0.617 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/.f64 (*.f64 (*.f64 x 2) y) (-.f64 x y)))> #<alt (λ (x y) (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x))))> #<alt (λ (x y) (*.f64 (*.f64 x 2) (/.f64 y (-.f64 x y))))>)
0.651 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.652 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
0.653 * * [simplify]: iteration  0 :  25  enodes  (cost  9 )
0.653 * * [simplify]: iteration  1 :  25  enodes  (cost  9 )
0.653 * [simplify]: Simplified to:
   (/.f64 1 (-.f64 (/.f64 1/2 y) (/.f64 1/2 x)))
1.343 * [regime-testing]: End program error score: 0.1863899773428543
1.456 * [regime-testing]: Target error score: 0.27414867055338604