27.119 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.020 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.021 * * [simplify]: iteration  1 :  20  enodes  (cost  4 )
0.022 * * [simplify]: iteration  2 :  22  enodes  (cost  4 )
0.024 * * [simplify]: iteration  3 :  22  enodes  (cost  4 )
0.024 * [simplify]: Simplified to:
   (+ (+ (/ x 2.0) (* y x)) z)
0.024 * * [progress]: iteration 1 / 4
0.024 * * * [progress]: picking best candidate
0.025 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>
0.025 * * * [progress]: localizing error
0.031 * * * [progress]: generating rewritten candidates
0.031 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.037 * * * [progress]: generating series expansions
0.037 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.037 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in (x y) around 0
0.038 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in y
0.038 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.038 * [taylor]: Taking taylor expansion of 0.5 in y
0.038 * [taylor]: Taking taylor expansion of x in y
0.038 * [taylor]: Taking taylor expansion of (* x y) in y
0.038 * [taylor]: Taking taylor expansion of x in y
0.038 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.038 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.038 * [taylor]: Taking taylor expansion of 0.5 in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (* x y) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.038 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.038 * [taylor]: Taking taylor expansion of 0.5 in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (* x y) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.039 * [taylor]: Taking taylor expansion of 0 in y
0.040 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of 0.5 in y
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.043 * [taylor]: Taking taylor expansion of 0 in y
0.045 * [taylor]: Taking taylor expansion of 0 in y
0.045 * [approximate]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.045 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.046 * [taylor]: Taking taylor expansion of (* x y) in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.046 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.046 * [taylor]: Taking taylor expansion of 0.5 in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.046 * [taylor]: Taking taylor expansion of (* x y) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.046 * [taylor]: Taking taylor expansion of 0.5 in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.047 * [taylor]: Taking taylor expansion of (* x y) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of y in x
0.047 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.047 * [taylor]: Taking taylor expansion of 0.5 in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of 0.5 in y
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.055 * [taylor]: Taking taylor expansion of 0 in y
0.059 * [taylor]: Taking taylor expansion of 0 in y
0.059 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.059 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.059 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.059 * [taylor]: Taking taylor expansion of (* x y) in y
0.059 * [taylor]: Taking taylor expansion of x in y
0.059 * [taylor]: Taking taylor expansion of y in y
0.059 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.060 * [taylor]: Taking taylor expansion of 0.5 in y
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.060 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.060 * [taylor]: Taking taylor expansion of (* x y) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of y in x
0.060 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.060 * [taylor]: Taking taylor expansion of 0.5 in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.060 * [taylor]: Taking taylor expansion of (* x y) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of y in x
0.061 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.061 * [taylor]: Taking taylor expansion of 0.5 in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.062 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.062 * [taylor]: Taking taylor expansion of y in y
0.062 * [taylor]: Taking taylor expansion of 0.5 in y
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [taylor]: Taking taylor expansion of 0 in y
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.079 * * * [progress]: simplifying candidates
0.079 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (/ x 2.0)) (exp (* y x)))
  (log (+ (/ x 2.0) (* y x)))
  (exp (+ (/ x 2.0) (* y x)))
  (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x))))
  (cbrt (+ (/ x 2.0) (* y x)))
  (* (* (+ (/ x 2.0) (* y x)) (+ (/ x 2.0) (* y x))) (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (+ (* (/ x 2.0) (/ x 2.0)) (- (* (* y x) (* y x)) (* (/ x 2.0) (* y x))))
  (- (* (/ x 2.0) (/ x 2.0)) (* (* y x) (* y x)))
  (- (/ x 2.0) (* y x))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
0.082 * * [simplify]: iteration  0 :  93  enodes  (cost  77 )
0.084 * * [simplify]: iteration  1 :  295  enodes  (cost  67 )
0.089 * * [simplify]: iteration  2 :  803  enodes  (cost  67 )
0.104 * * [simplify]: iteration  3 :  2115  enodes  (cost  65 )
0.147 * * [simplify]: iteration  4 :  5001  enodes  (cost  65 )
0.148 * [simplify]: Simplified to:
   (exp (+ (/ x 2.0) (* y x)))
  (log (+ (/ x 2.0) (* y x)))
  (exp (+ (/ x 2.0) (* y x)))
  (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x))))
  (cbrt (+ (/ x 2.0) (* y x)))
  (pow (+ (/ x 2.0) (* y x)) 3)
  (sqrt (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (* x (+ (/ (/ x 2.0) 2.0) (* y (- (* y x) (/ x 2.0)))))
  (* x (- (/ (/ x 2.0) 2.0) (* (* y x) y)))
  (- (/ x 2.0) (* y x))
  (* x (+ y 0.5))
  (* x (+ y 0.5))
  (* x (+ y 0.5))
0.148 * * * [progress]: adding candidates to table
0.170 * [progress]: [Phase 3 of 3] Extracting.
0.171 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.172 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.172 * * [simplify]: iteration  1 :  11  enodes  (cost  4 )
0.172 * [simplify]: Simplified to:
   (+ (+ (/ x 2.0) (* y x)) z)
0.670 * [regime-testing]: End program error score: 0.006573942055347064