43.670 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.077 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256
0.080 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision
0.080 * * * * [points]: Setting MPFR precision to 64
0.080 * * * * [points]: Setting MPFR precision to 320
0.080 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision
0.080 * * * * [points]: Setting MPFR precision to 64
0.081 * * * * [points]: Setting MPFR precision to 320
0.081 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision
0.081 * * * * [points]: Setting MPFR precision to 64
0.082 * * * * [points]: Setting MPFR precision to 320
0.083 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision
0.083 * * * * [points]: Setting MPFR precision to 64
0.084 * * * * [points]: Setting MPFR precision to 320
0.085 * * * * [points]: Computing exacts for 256 points
0.085 * * * * [points]: Setting MPFR precision to 64
0.089 * * * * [points]: Setting MPFR precision to 320
0.092 * * * * [points]: Filtering points with unrepresentable outputs
0.093 * * * * [points]: Sampling 4 additional inputs, on iter 1 have 252 / 256
0.093 * * * * [points]: Computing exacts for 4 points
0.093 * * * * [points]: Setting MPFR precision to 64
0.093 * * * * [points]: Setting MPFR precision to 320
0.093 * * * * [points]: Filtering points with unrepresentable outputs
0.093 * * * * [points]: Sampled 256 points with exact outputs
0.099 * * * [progress]: [2/2] Setting up program.
0.103 * [progress]: [Phase 2 of 3] Improving.
0.103 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (+ (* x x) y))
0.105 * * [simplify]: iteration  0 :  6  enodes  (cost  6 )
0.105 * * [simplify]: iteration  1 :  6  enodes  (cost  6 )
0.105 * [simplify]: Simplified to:
   (sqrt (+ (* x x) y))
0.106 * * [progress]: iteration 1 / 4
0.106 * * * [progress]: picking best candidate
0.109 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (+ (* x x) y)))>
0.109 * * * [progress]: localizing error
0.114 * * * [progress]: generating rewritten candidates
0.114 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.118 * * * [progress]: generating series expansions
0.118 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.118 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in (x y) around 0
0.118 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in y
0.118 * [taylor]: Taking taylor expansion of (+ (pow x 2) y) in y
0.118 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.118 * [taylor]: Taking taylor expansion of x in y
0.118 * [taylor]: Taking taylor expansion of y in y
0.119 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in x
0.119 * [taylor]: Taking taylor expansion of (+ (pow x 2) y) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of y in x
0.119 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in x
0.119 * [taylor]: Taking taylor expansion of (+ (pow x 2) y) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of y in x
0.119 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.119 * [taylor]: Taking taylor expansion of y in y
0.119 * [taylor]: Taking taylor expansion of 0 in y
0.119 * [taylor]: Taking taylor expansion of (* 1/2 (sqrt (/ 1 y))) in y
0.119 * [taylor]: Taking taylor expansion of 1/2 in y
0.119 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.119 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.119 * [taylor]: Taking taylor expansion of y in y
0.120 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.120 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.120 * [taylor]: Taking taylor expansion of x in y
0.120 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.120 * [taylor]: Taking taylor expansion of y in y
0.120 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.120 * [taylor]: Taking taylor expansion of y in x
0.120 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.120 * [taylor]: Taking taylor expansion of y in x
0.120 * [taylor]: Taking taylor expansion of 1 in y
0.121 * [taylor]: Taking taylor expansion of 0 in y
0.121 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.121 * [taylor]: Taking taylor expansion of 1/2 in y
0.121 * [taylor]: Taking taylor expansion of y in y
0.121 * [taylor]: Taking taylor expansion of 0 in y
0.121 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.121 * [taylor]: Taking taylor expansion of -1/8 in y
0.121 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.121 * [taylor]: Taking taylor expansion of y in y
0.122 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.122 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.122 * [taylor]: Taking taylor expansion of x in y
0.122 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.122 * [taylor]: Taking taylor expansion of y in y
0.122 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.122 * [taylor]: Taking taylor expansion of y in x
0.122 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.122 * [taylor]: Taking taylor expansion of y in x
0.122 * [taylor]: Taking taylor expansion of 1 in y
0.122 * [taylor]: Taking taylor expansion of 0 in y
0.123 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.123 * [taylor]: Taking taylor expansion of -1/2 in y
0.123 * [taylor]: Taking taylor expansion of y in y
0.123 * [taylor]: Taking taylor expansion of 0 in y
0.123 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.123 * [taylor]: Taking taylor expansion of -1/8 in y
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.123 * [taylor]: Taking taylor expansion of y in y
0.124 * * * [progress]: simplifying candidates
0.124 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (sqrt (+ (* x x) y)))
  (exp (sqrt (+ (* x x) y)))
  (* (cbrt (sqrt (+ (* x x) y))) (cbrt (sqrt (+ (* x x) y))))
  (cbrt (sqrt (+ (* x x) y)))
  (* (* (sqrt (+ (* x x) y)) (sqrt (+ (* x x) y))) (sqrt (+ (* x x) y)))
  (sqrt (* (cbrt (+ (* x x) y)) (cbrt (+ (* x x) y))))
  (sqrt (cbrt (+ (* x x) y)))
  (sqrt (sqrt (+ (* x x) y)))
  (sqrt (sqrt (+ (* x x) y)))
  (sqrt 1)
  (sqrt (+ (* x x) y))
  (sqrt (+ (pow (* x x) 3) (pow y 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* y y) (* (* x x) y))))
  (sqrt (- (* (* x x) (* x x)) (* y y)))
  (sqrt (- (* x x) y))
  (/ 1 2)
  (sqrt (sqrt (+ (* x x) y)))
  (sqrt (sqrt (+ (* x x) y)))
  (+ (* (pow NAN 3) (pow y 2)) (+ (* NAN y) (* 1/2 (* (pow x 2) NAN))))
  (+ x (* 1/2 (/ y x)))
  (neg (+ x (* 1/2 (/ y x))))
0.172 * * [simplify]: iteration  0 :  4926  enodes  (cost  159 )
0.172 * * [simplify]: iteration  1 :  4926  enodes  (cost  159 )
0.173 * [simplify]: Simplified to:
   (log (sqrt (+ (* x x) y)))
  (exp (sqrt (+ (* x x) y)))
  (* (cbrt (sqrt (+ (* x x) y))) (cbrt (sqrt (+ (* x x) y))))
  (cbrt (sqrt (+ (* x x) y)))
  (pow (sqrt (+ (* x x) y)) 3)
  (fabs (cbrt (+ (* x x) y)))
  (sqrt (cbrt (+ (* x x) y)))
  (sqrt (sqrt (+ (* x x) y)))
  (sqrt (sqrt (+ (* x x) y)))
  1
  (sqrt (+ (* x x) y))
  (sqrt (+ (pow x 6) (pow y 3)))
  (sqrt (+ (pow x 4) (* y (- y (* x x)))))
  (sqrt (- (pow x 4) (* y y)))
  (sqrt (- (* x x) y))
  1/2
  (sqrt (sqrt (+ (* x x) y)))
  (sqrt (sqrt (+ (* x x) y)))
  (+ (* y (* y (pow NAN 3))) (* NAN (+ y (* x (* x 1/2)))))
  (+ x (* y (/ 1/2 x)))
  (- (* y (/ -1/2 x)) x)
0.173 * * * [progress]: adding candidates to table
0.199 * * [progress]: iteration 2 / 4
0.199 * * * [progress]: picking best candidate
0.204 * * * * [pick]: Picked  #<alt (λ (x y) (- (* y (/ -1/2 x)) x))>
0.204 * * * [progress]: localizing error
0.209 * * * [progress]: generating rewritten candidates
0.209 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.215 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.221 * * * [progress]: generating series expansions
0.221 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.221 * [approximate]: Taking taylor expansion of (* -1/2 (/ y x)) in (y x) around 0
0.221 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in x
0.222 * [taylor]: Taking taylor expansion of -1/2 in x
0.222 * [taylor]: Taking taylor expansion of (/ y x) in x
0.222 * [taylor]: Taking taylor expansion of y in x
0.222 * [taylor]: Taking taylor expansion of x in x
0.222 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in y
0.222 * [taylor]: Taking taylor expansion of -1/2 in y
0.222 * [taylor]: Taking taylor expansion of (/ y x) in y
0.222 * [taylor]: Taking taylor expansion of y in y
0.222 * [taylor]: Taking taylor expansion of x in y
0.222 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in y
0.222 * [taylor]: Taking taylor expansion of -1/2 in y
0.222 * [taylor]: Taking taylor expansion of (/ y x) in y
0.222 * [taylor]: Taking taylor expansion of y in y
0.222 * [taylor]: Taking taylor expansion of x in y
0.222 * [taylor]: Taking taylor expansion of (/ -1/2 x) in x
0.222 * [taylor]: Taking taylor expansion of -1/2 in x
0.222 * [taylor]: Taking taylor expansion of x in x
0.222 * [taylor]: Taking taylor expansion of 0 in x
0.223 * [taylor]: Taking taylor expansion of 0 in x
0.223 * [taylor]: Taking taylor expansion of 0 in x
0.223 * [approximate]: Taking taylor expansion of (* -1/2 (/ x y)) in (y x) around 0
0.223 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
0.223 * [taylor]: Taking taylor expansion of -1/2 in x
0.223 * [taylor]: Taking taylor expansion of (/ x y) in x
0.223 * [taylor]: Taking taylor expansion of x in x
0.223 * [taylor]: Taking taylor expansion of y in x
0.223 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
0.223 * [taylor]: Taking taylor expansion of -1/2 in y
0.223 * [taylor]: Taking taylor expansion of (/ x y) in y
0.223 * [taylor]: Taking taylor expansion of x in y
0.223 * [taylor]: Taking taylor expansion of y in y
0.223 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
0.223 * [taylor]: Taking taylor expansion of -1/2 in y
0.223 * [taylor]: Taking taylor expansion of (/ x y) in y
0.223 * [taylor]: Taking taylor expansion of x in y
0.223 * [taylor]: Taking taylor expansion of y in y
0.223 * [taylor]: Taking taylor expansion of (* -1/2 x) in x
0.223 * [taylor]: Taking taylor expansion of -1/2 in x
0.223 * [taylor]: Taking taylor expansion of x in x
0.223 * [taylor]: Taking taylor expansion of 0 in x
0.224 * [taylor]: Taking taylor expansion of 0 in x
0.224 * [taylor]: Taking taylor expansion of 0 in x
0.224 * [approximate]: Taking taylor expansion of (* -1/2 (/ x y)) in (y x) around 0
0.224 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
0.224 * [taylor]: Taking taylor expansion of -1/2 in x
0.224 * [taylor]: Taking taylor expansion of (/ x y) in x
0.224 * [taylor]: Taking taylor expansion of x in x
0.224 * [taylor]: Taking taylor expansion of y in x
0.224 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
0.224 * [taylor]: Taking taylor expansion of -1/2 in y
0.224 * [taylor]: Taking taylor expansion of (/ x y) in y
0.224 * [taylor]: Taking taylor expansion of x in y
0.224 * [taylor]: Taking taylor expansion of y in y
0.224 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
0.224 * [taylor]: Taking taylor expansion of -1/2 in y
0.224 * [taylor]: Taking taylor expansion of (/ x y) in y
0.224 * [taylor]: Taking taylor expansion of x in y
0.224 * [taylor]: Taking taylor expansion of y in y
0.224 * [taylor]: Taking taylor expansion of (* -1/2 x) in x
0.224 * [taylor]: Taking taylor expansion of -1/2 in x
0.224 * [taylor]: Taking taylor expansion of x in x
0.224 * [taylor]: Taking taylor expansion of 0 in x
0.225 * [taylor]: Taking taylor expansion of 0 in x
0.225 * [taylor]: Taking taylor expansion of 0 in x
0.225 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.225 * [approximate]: Taking taylor expansion of (neg (+ x (* 1/2 (/ y x)))) in (y x) around 0
0.225 * [taylor]: Taking taylor expansion of (neg (+ x (* 1/2 (/ y x)))) in x
0.225 * [taylor]: Taking taylor expansion of (+ x (* 1/2 (/ y x))) in x
0.225 * [taylor]: Taking taylor expansion of x in x
0.225 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.225 * [taylor]: Taking taylor expansion of 1/2 in x
0.225 * [taylor]: Taking taylor expansion of (/ y x) in x
0.225 * [taylor]: Taking taylor expansion of y in x
0.225 * [taylor]: Taking taylor expansion of x in x
0.225 * [taylor]: Taking taylor expansion of (neg (+ x (* 1/2 (/ y x)))) in y
0.225 * [taylor]: Taking taylor expansion of (+ x (* 1/2 (/ y x))) in y
0.225 * [taylor]: Taking taylor expansion of x in y
0.225 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.225 * [taylor]: Taking taylor expansion of 1/2 in y
0.225 * [taylor]: Taking taylor expansion of (/ y x) in y
0.225 * [taylor]: Taking taylor expansion of y in y
0.225 * [taylor]: Taking taylor expansion of x in y
0.225 * [taylor]: Taking taylor expansion of (neg (+ x (* 1/2 (/ y x)))) in y
0.225 * [taylor]: Taking taylor expansion of (+ x (* 1/2 (/ y x))) in y
0.225 * [taylor]: Taking taylor expansion of x in y
0.225 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.225 * [taylor]: Taking taylor expansion of 1/2 in y
0.225 * [taylor]: Taking taylor expansion of (/ y x) in y
0.225 * [taylor]: Taking taylor expansion of y in y
0.225 * [taylor]: Taking taylor expansion of x in y
0.225 * [taylor]: Taking taylor expansion of (neg x) in x
0.225 * [taylor]: Taking taylor expansion of x in x
0.225 * [taylor]: Taking taylor expansion of (neg (* 1/2 (/ 1 x))) in x
0.226 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.226 * [taylor]: Taking taylor expansion of 1/2 in x
0.226 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.226 * [taylor]: Taking taylor expansion of x in x
0.226 * [taylor]: Taking taylor expansion of 0 in x
0.226 * [taylor]: Taking taylor expansion of 0 in x
0.226 * [taylor]: Taking taylor expansion of 0 in x
0.226 * [approximate]: Taking taylor expansion of (neg (+ (* 1/2 (/ x y)) (/ 1 x))) in (y x) around 0
0.226 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 (/ x y)) (/ 1 x))) in x
0.226 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) (/ 1 x)) in x
0.226 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.227 * [taylor]: Taking taylor expansion of 1/2 in x
0.227 * [taylor]: Taking taylor expansion of (/ x y) in x
0.227 * [taylor]: Taking taylor expansion of x in x
0.227 * [taylor]: Taking taylor expansion of y in x
0.227 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.227 * [taylor]: Taking taylor expansion of x in x
0.227 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 (/ x y)) (/ 1 x))) in y
0.227 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) (/ 1 x)) in y
0.227 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.227 * [taylor]: Taking taylor expansion of 1/2 in y
0.227 * [taylor]: Taking taylor expansion of (/ x y) in y
0.227 * [taylor]: Taking taylor expansion of x in y
0.227 * [taylor]: Taking taylor expansion of y in y
0.227 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.227 * [taylor]: Taking taylor expansion of x in y
0.227 * [taylor]: Taking taylor expansion of (neg (+ (* 1/2 (/ x y)) (/ 1 x))) in y
0.227 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) (/ 1 x)) in y
0.227 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.227 * [taylor]: Taking taylor expansion of 1/2 in y
0.227 * [taylor]: Taking taylor expansion of (/ x y) in y
0.227 * [taylor]: Taking taylor expansion of x in y
0.227 * [taylor]: Taking taylor expansion of y in y
0.227 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.227 * [taylor]: Taking taylor expansion of x in y
0.227 * [taylor]: Taking taylor expansion of (neg (* 1/2 x)) in x
0.227 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.227 * [taylor]: Taking taylor expansion of 1/2 in x
0.227 * [taylor]: Taking taylor expansion of x in x
0.227 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.227 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.227 * [taylor]: Taking taylor expansion of x in x
0.227 * [taylor]: Taking taylor expansion of 0 in x
0.228 * [taylor]: Taking taylor expansion of 0 in x
0.228 * [taylor]: Taking taylor expansion of 0 in x
0.228 * [approximate]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ x y))) in (y x) around 0
0.228 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ x y))) in x
0.228 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.228 * [taylor]: Taking taylor expansion of x in x
0.228 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.228 * [taylor]: Taking taylor expansion of 1/2 in x
0.228 * [taylor]: Taking taylor expansion of (/ x y) in x
0.228 * [taylor]: Taking taylor expansion of x in x
0.228 * [taylor]: Taking taylor expansion of y in x
0.228 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ x y))) in y
0.228 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.229 * [taylor]: Taking taylor expansion of x in y
0.229 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.229 * [taylor]: Taking taylor expansion of 1/2 in y
0.229 * [taylor]: Taking taylor expansion of (/ x y) in y
0.229 * [taylor]: Taking taylor expansion of x in y
0.229 * [taylor]: Taking taylor expansion of y in y
0.229 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 1/2 (/ x y))) in y
0.229 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.229 * [taylor]: Taking taylor expansion of x in y
0.229 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.229 * [taylor]: Taking taylor expansion of 1/2 in y
0.229 * [taylor]: Taking taylor expansion of (/ x y) in y
0.229 * [taylor]: Taking taylor expansion of x in y
0.229 * [taylor]: Taking taylor expansion of y in y
0.229 * [taylor]: Taking taylor expansion of (neg (* 1/2 x)) in x
0.229 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.229 * [taylor]: Taking taylor expansion of 1/2 in x
0.229 * [taylor]: Taking taylor expansion of x in x
0.229 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.229 * [taylor]: Taking taylor expansion of x in x
0.229 * [taylor]: Taking taylor expansion of 0 in x
0.229 * [taylor]: Taking taylor expansion of 0 in x
0.230 * [taylor]: Taking taylor expansion of 0 in x
0.230 * * * [progress]: simplifying candidates
0.231 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* y (/ -1/2 x))
  (+ (log y) (- (log -1/2) (log x)))
  (+ (log y) (log (/ -1/2 x)))
  (log (* y (/ -1/2 x)))
  (exp (* y (/ -1/2 x)))
  (* (* (* y y) y) (/ (* (* -1/2 -1/2) -1/2) (* (* x x) x)))
  (* (* (* y y) y) (* (* (/ -1/2 x) (/ -1/2 x)) (/ -1/2 x)))
  (* (cbrt (* y (/ -1/2 x))) (cbrt (* y (/ -1/2 x))))
  (cbrt (* y (/ -1/2 x)))
  (* (* (* y (/ -1/2 x)) (* y (/ -1/2 x))) (* y (/ -1/2 x)))
  (sqrt (* y (/ -1/2 x)))
  (sqrt (* y (/ -1/2 x)))
  (* (sqrt y) (sqrt (/ -1/2 x)))
  (* (sqrt y) (sqrt (/ -1/2 x)))
  (* (sqrt y) (/ (sqrt -1/2) (sqrt x)))
  (* (sqrt y) (/ (sqrt -1/2) (sqrt x)))
  (* y (* (cbrt (/ -1/2 x)) (cbrt (/ -1/2 x))))
  (* y (sqrt (/ -1/2 x)))
  (* y (/ (* (cbrt -1/2) (cbrt -1/2)) (* (cbrt x) (cbrt x))))
  (* y (/ (* (cbrt -1/2) (cbrt -1/2)) (sqrt x)))
  (* y (/ (* (cbrt -1/2) (cbrt -1/2)) 1))
  (* y (/ (sqrt -1/2) (* (cbrt x) (cbrt x))))
  (* y (/ (sqrt -1/2) (sqrt x)))
  (* y (/ (sqrt -1/2) 1))
  (* y (/ 1 (* (cbrt x) (cbrt x))))
  (* y (/ 1 (sqrt x)))
  (* y (/ 1 1))
  (* y 1)
  (* y -1/2)
  (* (cbrt y) (/ -1/2 x))
  (* (sqrt y) (/ -1/2 x))
  (* y (/ -1/2 x))
  (* y -1/2)
  (/ (exp (* y (/ -1/2 x))) (exp x))
  (log (- (* y (/ -1/2 x)) x))
  (exp (- (* y (/ -1/2 x)) x))
  (* (cbrt (- (* y (/ -1/2 x)) x)) (cbrt (- (* y (/ -1/2 x)) x)))
  (cbrt (- (* y (/ -1/2 x)) x))
  (* (* (- (* y (/ -1/2 x)) x) (- (* y (/ -1/2 x)) x)) (- (* y (/ -1/2 x)) x))
  (sqrt (- (* y (/ -1/2 x)) x))
  (sqrt (- (* y (/ -1/2 x)) x))
  (- (pow (* y (/ -1/2 x)) 3) (pow x 3))
  (+ (* (* y (/ -1/2 x)) (* y (/ -1/2 x))) (+ (* x x) (* (* y (/ -1/2 x)) x)))
  (neg x)
  (- (* (* y (/ -1/2 x)) (* y (/ -1/2 x))) (* x x))
  (+ (* y (/ -1/2 x)) x)
  (* -1/2 (/ y x))
  (* -1/2 (/ y x))
  (* -1/2 (/ y x))
  (neg (+ x (* 1/2 (/ y x))))
  (neg (+ x (* 1/2 (/ y x))))
  (neg (+ x (* 1/2 (/ y x))))
0.281 * * [simplify]: iteration  0 :  5315  enodes  (cost  373 )
0.284 * [simplify]: Simplified to:
   (* y (/ -1/2 x))
  (log (* y (/ -1/2 x)))
  (log (* y (/ -1/2 x)))
  (log (* y (/ -1/2 x)))
  (pow (exp y) (/ -1/2 x))
  (* -1/8 (pow (/ y x) 3))
  (* -1/8 (pow (/ y x) 3))
  (* (cbrt (* y (/ -1/2 x))) (cbrt (* y (/ -1/2 x))))
  (cbrt (* y (/ -1/2 x)))
  (* -1/8 (pow (/ y x) 3))
  (sqrt (* y (/ -1/2 x)))
  (sqrt (* y (/ -1/2 x)))
  (* (sqrt y) (sqrt (/ -1/2 x)))
  (* (sqrt y) (sqrt (/ -1/2 x)))
  (* (sqrt y) (/ (sqrt -1/2) (sqrt x)))
  (* (sqrt y) (/ (sqrt -1/2) (sqrt x)))
  (* y (* (cbrt (/ -1/2 x)) (cbrt (/ -1/2 x))))
  (* y (sqrt (/ -1/2 x)))
  (* y (* (cbrt -1/2) (/ (cbrt -1/2) (* (cbrt x) (cbrt x)))))
  (* y (* (cbrt -1/2) (/ (cbrt -1/2) (sqrt x))))
  (* y (* (cbrt -1/2) (cbrt -1/2)))
  (* y (/ (sqrt -1/2) (* (cbrt x) (cbrt x))))
  (* y (/ (sqrt -1/2) (sqrt x)))
  (* y (sqrt -1/2))
  (/ y (* (cbrt x) (cbrt x)))
  (/ y (sqrt x))
  y
  y
  (* y -1/2)
  (* (/ -1/2 x) (cbrt y))
  (* (/ -1/2 x) (sqrt y))
  (* y (/ -1/2 x))
  (* y -1/2)
  (exp (- (* y (/ -1/2 x)) x))
  (log (- (* y (/ -1/2 x)) x))
  (exp (- (* y (/ -1/2 x)) x))
  (* (cbrt (- (* y (/ -1/2 x)) x)) (cbrt (- (* y (/ -1/2 x)) x)))
  (cbrt (- (* y (/ -1/2 x)) x))
  (pow (- (* y (/ -1/2 x)) x) 3)
  (sqrt (- (* y (/ -1/2 x)) x))
  (sqrt (- (* y (/ -1/2 x)) x))
  (- (* -1/8 (pow (/ y x) 3)) (pow x 3))
  (+ (* x x) (* y (+ -1/2 (* y (/ 1/4 (* x x))))))
  (neg x)
  (- (* y (* y (/ 1/4 (* x x)))) (* x x))
  (+ x (* y (/ -1/2 x)))
  (* y (/ -1/2 x))
  (* y (/ -1/2 x))
  (* y (/ -1/2 x))
  (- (* y (/ -1/2 x)) x)
  (- (* y (/ -1/2 x)) x)
  (- (* y (/ -1/2 x)) x)
0.284 * * * [progress]: adding candidates to table
0.375 * * [progress]: iteration 3 / 4
0.375 * * * [progress]: picking best candidate
0.399 * * * * [pick]: Picked  #<alt (λ (x y) (+ x (* y (/ 1/2 x))))>
0.399 * * * [progress]: localizing error
0.408 * * * [progress]: generating rewritten candidates
0.408 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.419 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.426 * * * [progress]: generating series expansions
0.426 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.426 * [approximate]: Taking taylor expansion of (* 1/2 (/ y x)) in (y x) around 0
0.426 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.426 * [taylor]: Taking taylor expansion of 1/2 in x
0.426 * [taylor]: Taking taylor expansion of (/ y x) in x
0.426 * [taylor]: Taking taylor expansion of y in x
0.426 * [taylor]: Taking taylor expansion of x in x
0.426 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.426 * [taylor]: Taking taylor expansion of 1/2 in y
0.426 * [taylor]: Taking taylor expansion of (/ y x) in y
0.426 * [taylor]: Taking taylor expansion of y in y
0.426 * [taylor]: Taking taylor expansion of x in y
0.426 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.426 * [taylor]: Taking taylor expansion of 1/2 in y
0.426 * [taylor]: Taking taylor expansion of (/ y x) in y
0.426 * [taylor]: Taking taylor expansion of y in y
0.426 * [taylor]: Taking taylor expansion of x in y
0.426 * [taylor]: Taking taylor expansion of (/ 1/2 x) in x
0.426 * [taylor]: Taking taylor expansion of 1/2 in x
0.426 * [taylor]: Taking taylor expansion of x in x
0.427 * [taylor]: Taking taylor expansion of 0 in x
0.427 * [taylor]: Taking taylor expansion of 0 in x
0.427 * [taylor]: Taking taylor expansion of 0 in x
0.427 * [approximate]: Taking taylor expansion of (* 1/2 (/ x y)) in (y x) around 0
0.427 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.427 * [taylor]: Taking taylor expansion of 1/2 in x
0.427 * [taylor]: Taking taylor expansion of (/ x y) in x
0.427 * [taylor]: Taking taylor expansion of x in x
0.427 * [taylor]: Taking taylor expansion of y in x
0.427 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.427 * [taylor]: Taking taylor expansion of 1/2 in y
0.427 * [taylor]: Taking taylor expansion of (/ x y) in y
0.427 * [taylor]: Taking taylor expansion of x in y
0.427 * [taylor]: Taking taylor expansion of y in y
0.427 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.427 * [taylor]: Taking taylor expansion of 1/2 in y
0.427 * [taylor]: Taking taylor expansion of (/ x y) in y
0.427 * [taylor]: Taking taylor expansion of x in y
0.427 * [taylor]: Taking taylor expansion of y in y
0.427 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.428 * [taylor]: Taking taylor expansion of 1/2 in x
0.428 * [taylor]: Taking taylor expansion of x in x
0.428 * [taylor]: Taking taylor expansion of 0 in x
0.428 * [taylor]: Taking taylor expansion of 0 in x
0.428 * [taylor]: Taking taylor expansion of 0 in x
0.428 * [approximate]: Taking taylor expansion of (* 1/2 (/ x y)) in (y x) around 0
0.428 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.428 * [taylor]: Taking taylor expansion of 1/2 in x
0.428 * [taylor]: Taking taylor expansion of (/ x y) in x
0.428 * [taylor]: Taking taylor expansion of x in x
0.428 * [taylor]: Taking taylor expansion of y in x
0.428 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.428 * [taylor]: Taking taylor expansion of 1/2 in y
0.428 * [taylor]: Taking taylor expansion of (/ x y) in y
0.428 * [taylor]: Taking taylor expansion of x in y
0.428 * [taylor]: Taking taylor expansion of y in y
0.428 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.428 * [taylor]: Taking taylor expansion of 1/2 in y
0.428 * [taylor]: Taking taylor expansion of (/ x y) in y
0.428 * [taylor]: Taking taylor expansion of x in y
0.428 * [taylor]: Taking taylor expansion of y in y
0.428 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.428 * [taylor]: Taking taylor expansion of 1/2 in x
0.428 * [taylor]: Taking taylor expansion of x in x
0.429 * [taylor]: Taking taylor expansion of 0 in x
0.429 * [taylor]: Taking taylor expansion of 0 in x
0.429 * [taylor]: Taking taylor expansion of 0 in x
0.429 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.429 * [approximate]: Taking taylor expansion of (+ x (* 1/2 (/ y x))) in (x y) around 0
0.429 * [taylor]: Taking taylor expansion of (+ x (* 1/2 (/ y x))) in y
0.429 * [taylor]: Taking taylor expansion of x in y
0.429 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
0.429 * [taylor]: Taking taylor expansion of 1/2 in y
0.429 * [taylor]: Taking taylor expansion of (/ y x) in y
0.429 * [taylor]: Taking taylor expansion of y in y
0.429 * [taylor]: Taking taylor expansion of x in y
0.429 * [taylor]: Taking taylor expansion of (+ x (* 1/2 (/ y x))) in x
0.429 * [taylor]: Taking taylor expansion of x in x
0.429 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.429 * [taylor]: Taking taylor expansion of 1/2 in x
0.429 * [taylor]: Taking taylor expansion of (/ y x) in x
0.429 * [taylor]: Taking taylor expansion of y in x
0.429 * [taylor]: Taking taylor expansion of x in x
0.429 * [taylor]: Taking taylor expansion of (+ x (* 1/2 (/ y x))) in x
0.429 * [taylor]: Taking taylor expansion of x in x
0.429 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
0.429 * [taylor]: Taking taylor expansion of 1/2 in x
0.429 * [taylor]: Taking taylor expansion of (/ y x) in x
0.429 * [taylor]: Taking taylor expansion of y in x
0.429 * [taylor]: Taking taylor expansion of x in x
0.429 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.430 * [taylor]: Taking taylor expansion of 1/2 in y
0.430 * [taylor]: Taking taylor expansion of y in y
0.430 * [taylor]: Taking taylor expansion of 0 in y
0.430 * [taylor]: Taking taylor expansion of 1 in y
0.430 * [taylor]: Taking taylor expansion of 0 in y
0.430 * [approximate]: Taking taylor expansion of (+ (* 1/2 (/ x y)) (/ 1 x)) in (x y) around 0
0.430 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) (/ 1 x)) in y
0.430 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.430 * [taylor]: Taking taylor expansion of 1/2 in y
0.430 * [taylor]: Taking taylor expansion of (/ x y) in y
0.430 * [taylor]: Taking taylor expansion of x in y
0.430 * [taylor]: Taking taylor expansion of y in y
0.430 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.430 * [taylor]: Taking taylor expansion of x in y
0.430 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) (/ 1 x)) in x
0.430 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.430 * [taylor]: Taking taylor expansion of 1/2 in x
0.430 * [taylor]: Taking taylor expansion of (/ x y) in x
0.430 * [taylor]: Taking taylor expansion of x in x
0.430 * [taylor]: Taking taylor expansion of y in x
0.430 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.430 * [taylor]: Taking taylor expansion of x in x
0.431 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ x y)) (/ 1 x)) in x
0.431 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.431 * [taylor]: Taking taylor expansion of 1/2 in x
0.431 * [taylor]: Taking taylor expansion of (/ x y) in x
0.431 * [taylor]: Taking taylor expansion of x in x
0.431 * [taylor]: Taking taylor expansion of y in x
0.431 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.431 * [taylor]: Taking taylor expansion of x in x
0.431 * [taylor]: Taking taylor expansion of 1 in y
0.431 * [taylor]: Taking taylor expansion of 0 in y
0.431 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.431 * [taylor]: Taking taylor expansion of 1/2 in y
0.431 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.431 * [taylor]: Taking taylor expansion of y in y
0.431 * [taylor]: Taking taylor expansion of 0 in y
0.431 * [taylor]: Taking taylor expansion of 0 in y
0.432 * [approximate]: Taking taylor expansion of (- (* 1/2 (/ x y)) (/ 1 x)) in (x y) around 0
0.432 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ x y)) (/ 1 x)) in y
0.432 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
0.432 * [taylor]: Taking taylor expansion of 1/2 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 (/ 1 x) in y
0.432 * [taylor]: Taking taylor expansion of x in y
0.432 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ x y)) (/ 1 x)) in x
0.432 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.432 * [taylor]: Taking taylor expansion of 1/2 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 (/ 1 x) in x
0.432 * [taylor]: Taking taylor expansion of x in x
0.432 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ x y)) (/ 1 x)) in x
0.432 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
0.432 * [taylor]: Taking taylor expansion of 1/2 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 (/ 1 x) in x
0.432 * [taylor]: Taking taylor expansion of x in x
0.432 * [taylor]: Taking taylor expansion of (neg 1) in y
0.432 * [taylor]: Taking taylor expansion of 1 in y
0.432 * [taylor]: Taking taylor expansion of 0 in y
0.432 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.432 * [taylor]: Taking taylor expansion of 1/2 in y
0.432 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.432 * [taylor]: Taking taylor expansion of y in y
0.433 * [taylor]: Taking taylor expansion of 0 in y
0.433 * [taylor]: Taking taylor expansion of 0 in y
0.433 * * * [progress]: simplifying candidates
0.434 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* y (/ 1/2 x))
  (+ (log y) (- (log 1/2) (log x)))
  (+ (log y) (log (/ 1/2 x)))
  (log (* y (/ 1/2 x)))
  (exp (* y (/ 1/2 x)))
  (* (* (* y y) y) (/ (* (* 1/2 1/2) 1/2) (* (* x x) x)))
  (* (* (* y y) y) (* (* (/ 1/2 x) (/ 1/2 x)) (/ 1/2 x)))
  (* (cbrt (* y (/ 1/2 x))) (cbrt (* y (/ 1/2 x))))
  (cbrt (* y (/ 1/2 x)))
  (* (* (* y (/ 1/2 x)) (* y (/ 1/2 x))) (* y (/ 1/2 x)))
  (sqrt (* y (/ 1/2 x)))
  (sqrt (* y (/ 1/2 x)))
  (* (sqrt y) (sqrt (/ 1/2 x)))
  (* (sqrt y) (sqrt (/ 1/2 x)))
  (* (sqrt y) (/ (sqrt 1/2) (sqrt x)))
  (* (sqrt y) (/ (sqrt 1/2) (sqrt x)))
  (* y (* (cbrt (/ 1/2 x)) (cbrt (/ 1/2 x))))
  (* y (sqrt (/ 1/2 x)))
  (* y (/ (* (cbrt 1/2) (cbrt 1/2)) (* (cbrt x) (cbrt x))))
  (* y (/ (* (cbrt 1/2) (cbrt 1/2)) (sqrt x)))
  (* y (/ (* (cbrt 1/2) (cbrt 1/2)) 1))
  (* y (/ (sqrt 1/2) (* (cbrt x) (cbrt x))))
  (* y (/ (sqrt 1/2) (sqrt x)))
  (* y (/ (sqrt 1/2) 1))
  (* y (/ 1 (* (cbrt x) (cbrt x))))
  (* y (/ 1 (sqrt x)))
  (* y (/ 1 1))
  (* y 1)
  (* y 1/2)
  (* (cbrt y) (/ 1/2 x))
  (* (sqrt y) (/ 1/2 x))
  (* y (/ 1/2 x))
  (* y 1/2)
  (* (exp x) (exp (* y (/ 1/2 x))))
  (log (+ x (* y (/ 1/2 x))))
  (exp (+ x (* y (/ 1/2 x))))
  (* (cbrt (+ x (* y (/ 1/2 x)))) (cbrt (+ x (* y (/ 1/2 x)))))
  (cbrt (+ x (* y (/ 1/2 x))))
  (* (* (+ x (* y (/ 1/2 x))) (+ x (* y (/ 1/2 x)))) (+ x (* y (/ 1/2 x))))
  (sqrt (+ x (* y (/ 1/2 x))))
  (sqrt (+ x (* y (/ 1/2 x))))
  (+ (pow x 3) (pow (* y (/ 1/2 x)) 3))
  (+ (* x x) (- (* (* y (/ 1/2 x)) (* y (/ 1/2 x))) (* x (* y (/ 1/2 x)))))
  (- (* x x) (* (* y (/ 1/2 x)) (* y (/ 1/2 x))))
  (- x (* y (/ 1/2 x)))
  (* 1/2 (/ y x))
  (* 1/2 (/ y x))
  (* 1/2 (/ y x))
  (+ x (* 1/2 (/ y x)))
  (+ x (* 1/2 (/ y x)))
  (+ x (* 1/2 (/ y x)))
0.499 * * [simplify]: iteration  0 :  4953  enodes  (cost  372 )
0.499 * * [simplify]: iteration  1 :  4953  enodes  (cost  372 )
0.501 * [simplify]: Simplified to:
   (* y (/ 1/2 x))
  (log (* y (/ 1/2 x)))
  (log (* y (/ 1/2 x)))
  (log (* y (/ 1/2 x)))
  (sqrt (exp (/ y x)))
  (* 1/8 (pow (/ y x) 3))
  (* 1/8 (pow (/ y x) 3))
  (* (cbrt (* y (/ 1/2 x))) (cbrt (* y (/ 1/2 x))))
  (cbrt (* y (/ 1/2 x)))
  (* 1/8 (pow (/ y x) 3))
  (sqrt (* y (/ 1/2 x)))
  (sqrt (* y (/ 1/2 x)))
  (* (sqrt y) (sqrt (/ 1/2 x)))
  (* (sqrt y) (sqrt (/ 1/2 x)))
  (* (sqrt y) (/ (sqrt 1/2) (sqrt x)))
  (* (sqrt y) (/ (sqrt 1/2) (sqrt x)))
  (* y (* (cbrt (/ 1/2 x)) (cbrt (/ 1/2 x))))
  (* y (sqrt (/ 1/2 x)))
  (* y (* (cbrt 1/2) (/ (cbrt 1/2) (* (cbrt x) (cbrt x)))))
  (* y (* (cbrt 1/2) (/ (cbrt 1/2) (sqrt x))))
  (* y (* (cbrt 1/2) (cbrt 1/2)))
  (* y (/ (sqrt 1/2) (* (cbrt x) (cbrt x))))
  (* y (/ (sqrt 1/2) (sqrt x)))
  (* y (sqrt 1/2))
  (/ y (* (cbrt x) (cbrt x)))
  (/ y (sqrt x))
  y
  y
  (* y 1/2)
  (* (/ 1/2 x) (cbrt y))
  (* (/ 1/2 x) (sqrt y))
  (* y (/ 1/2 x))
  (* y 1/2)
  (* (sqrt (exp (/ y x))) (exp x))
  (log (+ x (* y (/ 1/2 x))))
  (* (sqrt (exp (/ y x))) (exp x))
  (* (cbrt (+ x (* y (/ 1/2 x)))) (cbrt (+ x (* y (/ 1/2 x)))))
  (cbrt (+ x (* y (/ 1/2 x))))
  (pow (+ x (* y (/ 1/2 x))) 3)
  (sqrt (+ x (* y (/ 1/2 x))))
  (sqrt (+ x (* y (/ 1/2 x))))
  (+ (pow x 3) (* 1/8 (pow (/ y x) 3)))
  (+ (* x x) (+ (* y (* y (/ 1/4 (* x x)))) (* y -1/2)))
  (+ (* x x) (* y (* y (/ -1/4 (* x x)))))
  (+ x (* y (/ -1/2 x)))
  (* y (/ 1/2 x))
  (* y (/ 1/2 x))
  (* y (/ 1/2 x))
  (+ x (* y (/ 1/2 x)))
  (+ x (* y (/ 1/2 x)))
  (+ x (* y (/ 1/2 x)))
0.501 * * * [progress]: adding candidates to table
0.552 * [progress]: [Phase 3 of 3] Extracting.
0.552 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.553 * * * [regime-changes]: Trying 5 branch expressions: ((* x x) (+ (* x x) y) (sqrt (+ (* x x) y)) y x)
0.553 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.593 * * * * [regimes]: Trying to branch on (+ (* x x) y) from (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.636 * * * * [regimes]: Trying to branch on (sqrt (+ (* x x) y)) from (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.682 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.735 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.786 * * * [regime]: Found split indices: #<option (#s(si 1 57) #s(si 2 204) #s(si 0 256))>
0.786 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.786 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.786 * * * * [points]: Computing exacts for 16 points
0.786 * * * * [points]: Setting MPFR precision to 64
0.787 * * * * [points]: Setting MPFR precision to 320
0.787 * * * * [points]: Filtering points with unrepresentable outputs
0.787 * * * * [points]: Sampled 16 points with exact outputs
0.788 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.788 * * * * [points]: Computing exacts for 16 points
0.788 * * * * [points]: Setting MPFR precision to 64
0.788 * * * * [points]: Setting MPFR precision to 320
0.789 * * * * [points]: Filtering points with unrepresentable outputs
0.789 * * * * [points]: Sampled 16 points with exact outputs
0.789 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.790 * * * * [points]: Computing exacts for 16 points
0.790 * * * * [points]: Setting MPFR precision to 64
0.790 * * * * [points]: Setting MPFR precision to 320
0.790 * * * * [points]: Filtering points with unrepresentable outputs
0.790 * * * * [points]: Sampled 16 points with exact outputs
0.791 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.791 * * * * [points]: Computing exacts for 16 points
0.791 * * * * [points]: Setting MPFR precision to 64
0.792 * * * * [points]: Setting MPFR precision to 320
0.792 * * * * [points]: Filtering points with unrepresentable outputs
0.792 * * * * [points]: Sampled 16 points with exact outputs
0.793 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.793 * * * * [points]: Computing exacts for 16 points
0.793 * * * * [points]: Setting MPFR precision to 64
0.793 * * * * [points]: Setting MPFR precision to 320
0.794 * * * * [points]: Filtering points with unrepresentable outputs
0.794 * * * * [points]: Sampled 16 points with exact outputs
0.795 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.795 * * * * [points]: Computing exacts for 16 points
0.795 * * * * [points]: Setting MPFR precision to 64
0.795 * * * * [points]: Setting MPFR precision to 320
0.795 * * * * [points]: Filtering points with unrepresentable outputs
0.795 * * * * [points]: Sampled 16 points with exact outputs
0.796 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.796 * * * * [points]: Computing exacts for 16 points
0.796 * * * * [points]: Setting MPFR precision to 64
0.797 * * * * [points]: Setting MPFR precision to 320
0.797 * * * * [points]: Filtering points with unrepresentable outputs
0.797 * * * * [points]: Sampled 16 points with exact outputs
0.798 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.798 * * * * [points]: Computing exacts for 16 points
0.798 * * * * [points]: Setting MPFR precision to 64
0.798 * * * * [points]: Setting MPFR precision to 320
0.799 * * * * [points]: Filtering points with unrepresentable outputs
0.799 * * * * [points]: Sampled 16 points with exact outputs
0.799 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.800 * * * * [points]: Computing exacts for 16 points
0.800 * * * * [points]: Setting MPFR precision to 64
0.800 * * * * [points]: Setting MPFR precision to 320
0.800 * * * * [points]: Filtering points with unrepresentable outputs
0.800 * * * * [points]: Sampled 16 points with exact outputs
0.801 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.801 * * * * [points]: Computing exacts for 16 points
0.801 * * * * [points]: Setting MPFR precision to 64
0.802 * * * * [points]: Setting MPFR precision to 320
0.802 * * * * [points]: Filtering points with unrepresentable outputs
0.802 * * * * [points]: Sampling 4 additional inputs, on iter 1 have 14 / 16
0.802 * * * * [points]: Computing exacts for 4 points
0.802 * * * * [points]: Setting MPFR precision to 64
0.802 * * * * [points]: Setting MPFR precision to 320
0.802 * * * * [points]: Filtering points with unrepresentable outputs
0.802 * * * * [points]: Sampled 17 points with exact outputs
0.803 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.803 * * * * [points]: Computing exacts for 16 points
0.803 * * * * [points]: Setting MPFR precision to 64
0.804 * * * * [points]: Setting MPFR precision to 320
0.804 * * * * [points]: Filtering points with unrepresentable outputs
0.804 * * * * [points]: Sampling 4 additional inputs, on iter 1 have 12 / 16
0.804 * * * * [points]: Computing exacts for 4 points
0.804 * * * * [points]: Setting MPFR precision to 64
0.804 * * * * [points]: Setting MPFR precision to 320
0.804 * * * * [points]: Filtering points with unrepresentable outputs
0.804 * * * * [points]: Sampling 4 additional inputs, on iter 2 have 15 / 16
0.804 * * * * [points]: Computing exacts for 4 points
0.804 * * * * [points]: Setting MPFR precision to 64
0.804 * * * * [points]: Setting MPFR precision to 320
0.804 * * * * [points]: Filtering points with unrepresentable outputs
0.805 * * * * [points]: Sampled 19 points with exact outputs
0.805 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.806 * * * * [points]: Computing exacts for 16 points
0.806 * * * * [points]: Setting MPFR precision to 64
0.806 * * * * [points]: Setting MPFR precision to 320
0.806 * * * * [points]: Filtering points with unrepresentable outputs
0.806 * * * * [points]: Sampling 4 additional inputs, on iter 1 have 13 / 16
0.806 * * * * [points]: Computing exacts for 4 points
0.806 * * * * [points]: Setting MPFR precision to 64
0.806 * * * * [points]: Setting MPFR precision to 320
0.806 * * * * [points]: Filtering points with unrepresentable outputs
0.806 * * * * [points]: Sampled 17 points with exact outputs
0.807 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.807 * * * * [points]: Computing exacts for 16 points
0.808 * * * * [points]: Setting MPFR precision to 64
0.808 * * * * [points]: Setting MPFR precision to 320
0.808 * * * * [points]: Filtering points with unrepresentable outputs
0.808 * * * * [points]: Sampled 16 points with exact outputs
0.809 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.809 * * * * [points]: Computing exacts for 16 points
0.809 * * * * [points]: Setting MPFR precision to 64
0.809 * * * * [points]: Setting MPFR precision to 320
0.810 * * * * [points]: Filtering points with unrepresentable outputs
0.810 * * * * [points]: Sampled 16 points with exact outputs
0.811 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.811 * * * * [points]: Computing exacts for 16 points
0.811 * * * * [points]: Setting MPFR precision to 64
0.811 * * * * [points]: Setting MPFR precision to 320
0.812 * * * * [points]: Filtering points with unrepresentable outputs
0.812 * * * * [points]: Sampling 4 additional inputs, on iter 1 have 14 / 16
0.812 * * * * [points]: Computing exacts for 4 points
0.812 * * * * [points]: Setting MPFR precision to 64
0.812 * * * * [points]: Setting MPFR precision to 320
0.812 * * * * [points]: Filtering points with unrepresentable outputs
0.812 * * * * [points]: Sampling 4 additional inputs, on iter 2 have 15 / 16
0.812 * * * * [points]: Computing exacts for 4 points
0.812 * * * * [points]: Setting MPFR precision to 64
0.812 * * * * [points]: Setting MPFR precision to 320
0.812 * * * * [points]: Filtering points with unrepresentable outputs
0.812 * * * * [points]: Sampled 17 points with exact outputs
0.813 * * * * [points]: Sampling 16 additional inputs, on iter 0 have 0 / 16
0.813 * * * * [points]: Computing exacts for 16 points
0.813 * * * * [points]: Setting MPFR precision to 64
0.814 * * * * [points]: Setting MPFR precision to 320
0.814 * * * * [points]: Filtering points with unrepresentable outputs
0.814 * * * * [points]: Sampling 4 additional inputs, on iter 1 have 15 / 16
0.814 * * * * [points]: Computing exacts for 4 points
0.814 * * * * [points]: Setting MPFR precision to 64
0.814 * * * * [points]: Setting MPFR precision to 320
0.814 * * * * [points]: Filtering points with unrepresentable outputs
0.814 * * * * [points]: Sampled 18 points with exact outputs
0.815 * [regimes]: Found splitpoints: (#s(sp 1 x -1.3538915016235814e+154) #s(sp 2 x 2.1816647917732645e+79) #s(sp 0 x +nan.0)) , with alts (#<alt (λ (x y) (+ x (* y (/ 1/2 x))))> #<alt (λ (x y) (- (* y (/ -1/2 x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))>)
0.815 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -1.3538915016235814e+154) (- (* y (/ -1/2 x)) x) (if (<= x 2.1816647917732645e+79) (sqrt (+ (* x x) y)) (+ x (* y (/ 1/2 x)))))
0.816 * * [simplify]: iteration  0 :  33  enodes  (cost  28 )
0.816 * * [simplify]: iteration  1 :  33  enodes  (cost  28 )
0.817 * [simplify]: Simplified to:
   (if (<= x -1.3538915016235814e+154) (- (* y (/ -1/2 x)) x) (if (<= x 2.1816647917732645e+79) (sqrt (+ y (* x x))) (+ x (* y (/ 1/2 x)))))
0.817 * * * * [points]: Sampling 8000 additional inputs, on iter 0 have 0 / 8000
0.884 * * * * [points]: Computing exacts on every 500 of 8000 points to ramp up precision
0.884 * * * * [points]: Setting MPFR precision to 64
0.884 * * * * [points]: Setting MPFR precision to 320
0.885 * * * * [points]: Computing exacts on every 250 of 8000 points to ramp up precision
0.885 * * * * [points]: Setting MPFR precision to 64
0.885 * * * * [points]: Setting MPFR precision to 320
0.886 * * * * [points]: Computing exacts on every 125 of 8000 points to ramp up precision
0.886 * * * * [points]: Setting MPFR precision to 64
0.887 * * * * [points]: Setting MPFR precision to 320
0.887 * * * * [points]: Computing exacts on every 62 of 8000 points to ramp up precision
0.888 * * * * [points]: Setting MPFR precision to 64
0.889 * * * * [points]: Setting MPFR precision to 320
0.891 * * * * [points]: Computing exacts on every 31 of 8000 points to ramp up precision
0.891 * * * * [points]: Setting MPFR precision to 64
0.894 * * * * [points]: Setting MPFR precision to 320
0.898 * * * * [points]: Computing exacts on every 15 of 8000 points to ramp up precision
0.898 * * * * [points]: Setting MPFR precision to 64
0.904 * * * * [points]: Setting MPFR precision to 320
0.911 * * * * [points]: Computing exacts on every 7 of 8000 points to ramp up precision
0.911 * * * * [points]: Setting MPFR precision to 64
0.928 * * * * [points]: Setting MPFR precision to 320
0.941 * * * * [points]: Computing exacts on every 3 of 8000 points to ramp up precision
0.942 * * * * [points]: Setting MPFR precision to 64
0.968 * * * * [points]: Setting MPFR precision to 320
0.995 * * * * [points]: Computing exacts for 8000 points
0.995 * * * * [points]: Setting MPFR precision to 64
1.101 * * * * [points]: Setting MPFR precision to 320
1.213 * * * * [points]: Setting MPFR precision to 576
1.328 * * * * [points]: Filtering points with unrepresentable outputs
1.339 * * * * [points]: Sampling 156 additional inputs, on iter 1 have 7844 / 8000
1.343 * * * * [points]: Computing exacts on every 9 of 156 points to ramp up precision
1.343 * * * * [points]: Setting MPFR precision to 320
1.344 * * * * [points]: Setting MPFR precision to 576
1.344 * * * * [points]: Computing exacts on every 4 of 156 points to ramp up precision
1.344 * * * * [points]: Setting MPFR precision to 320
1.344 * * * * [points]: Setting MPFR precision to 576
1.345 * * * * [points]: Computing exacts on every 2 of 156 points to ramp up precision
1.345 * * * * [points]: Setting MPFR precision to 320
1.346 * * * * [points]: Setting MPFR precision to 576
1.346 * * * * [points]: Computing exacts for 156 points
1.346 * * * * [points]: Setting MPFR precision to 320
1.348 * * * * [points]: Setting MPFR precision to 576
1.351 * * * * [points]: Filtering points with unrepresentable outputs
1.351 * * * * [points]: Sampling 4 additional inputs, on iter 2 have 7996 / 8000
1.351 * * * * [points]: Computing exacts for 4 points
1.351 * * * * [points]: Setting MPFR precision to 320
1.351 * * * * [points]: Setting MPFR precision to 576
1.351 * * * * [points]: Filtering points with unrepresentable outputs
1.351 * * * * [points]: Sampled 8000 points with exact outputs
1.971 * [regime-testing]: End program error score: 0.23598446706428272
2.077 * [regime-testing]: Target error score: 0.42477201694587213