23.057 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.021 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (/ (* x y) 2.0) (/ z 8.0))
0.023 * * [simplify]: iteration  0 :  14  enodes  (cost  4 )
0.025 * * [simplify]: iteration  1 :  21  enodes  (cost  4 )
0.026 * * [simplify]: iteration  2 :  24  enodes  (cost  4 )
0.027 * * [simplify]: iteration  3 :  25  enodes  (cost  4 )
0.028 * * [simplify]: iteration  4 :  25  enodes  (cost  4 )
0.028 * [simplify]: Simplified to:
   (- (/ (* x y) 2.0) (/ z 8.0))
0.028 * * [progress]: iteration 1 / 4
0.028 * * * [progress]: picking best candidate
0.030 * * * * [pick]: Picked  #<alt (λ (x y z) (- (/ (* x y) 2.0) (/ z 8.0)))>
0.031 * * * [progress]: localizing error
0.037 * * * [progress]: generating rewritten candidates
0.037 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.046 * * * [progress]: generating series expansions
0.046 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.046 * [approximate]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in (x y z) around 0
0.047 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in z
0.047 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in z
0.047 * [taylor]: Taking taylor expansion of 0.5 in z
0.047 * [taylor]: Taking taylor expansion of (* x y) in z
0.047 * [taylor]: Taking taylor expansion of x in z
0.047 * [taylor]: Taking taylor expansion of y in z
0.047 * [taylor]: Taking taylor expansion of (* 0.125 z) in z
0.047 * [taylor]: Taking taylor expansion of 0.125 in z
0.047 * [taylor]: Taking taylor expansion of z in z
0.047 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in y
0.047 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y
0.047 * [taylor]: Taking taylor expansion of 0.5 in y
0.047 * [taylor]: Taking taylor expansion of (* x y) in y
0.047 * [taylor]: Taking taylor expansion of x in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.047 * [taylor]: Taking taylor expansion of (* 0.125 z) in y
0.047 * [taylor]: Taking taylor expansion of 0.125 in y
0.047 * [taylor]: Taking taylor expansion of z in y
0.047 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in x
0.047 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.047 * [taylor]: Taking taylor expansion of 0.5 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 (* 0.125 z) in x
0.047 * [taylor]: Taking taylor expansion of 0.125 in x
0.047 * [taylor]: Taking taylor expansion of z in x
0.047 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in x
0.047 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.047 * [taylor]: Taking taylor expansion of 0.5 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 (* 0.125 z) in x
0.047 * [taylor]: Taking taylor expansion of 0.125 in x
0.047 * [taylor]: Taking taylor expansion of z in x
0.047 * [taylor]: Taking taylor expansion of (neg (* 0.125 z)) in y
0.047 * [taylor]: Taking taylor expansion of (* 0.125 z) in y
0.047 * [taylor]: Taking taylor expansion of 0.125 in y
0.047 * [taylor]: Taking taylor expansion of z in y
0.047 * [taylor]: Taking taylor expansion of (neg (* 0.125 z)) in z
0.047 * [taylor]: Taking taylor expansion of (* 0.125 z) in z
0.047 * [taylor]: Taking taylor expansion of 0.125 in z
0.047 * [taylor]: Taking taylor expansion of z in z
0.048 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.048 * [taylor]: Taking taylor expansion of 0.5 in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of 0 in z
0.048 * [taylor]: Taking taylor expansion of 0 in z
0.048 * [taylor]: Taking taylor expansion of 0 in y
0.048 * [taylor]: Taking taylor expansion of 0 in z
0.048 * [taylor]: Taking taylor expansion of 0.5 in z
0.048 * [taylor]: Taking taylor expansion of 0 in z
0.048 * [taylor]: Taking taylor expansion of 0 in y
0.048 * [taylor]: Taking taylor expansion of 0 in z
0.048 * [taylor]: Taking taylor expansion of 0 in z
0.048 * [approximate]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in (x y z) around 0
0.049 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in z
0.049 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in z
0.049 * [taylor]: Taking taylor expansion of 0.5 in z
0.049 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.049 * [taylor]: Taking taylor expansion of (* x y) in z
0.049 * [taylor]: Taking taylor expansion of x in z
0.049 * [taylor]: Taking taylor expansion of y in z
0.049 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z
0.049 * [taylor]: Taking taylor expansion of 0.125 in z
0.049 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.049 * [taylor]: Taking taylor expansion of z in z
0.049 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in y
0.049 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.049 * [taylor]: Taking taylor expansion of 0.5 in y
0.049 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.049 * [taylor]: Taking taylor expansion of (* x y) in y
0.049 * [taylor]: Taking taylor expansion of x in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.049 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.049 * [taylor]: Taking taylor expansion of 0.125 in y
0.049 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.049 * [taylor]: Taking taylor expansion of z in y
0.049 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in x
0.049 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.049 * [taylor]: Taking taylor expansion of 0.5 in x
0.049 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.049 * [taylor]: Taking taylor expansion of (* x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.049 * [taylor]: Taking taylor expansion of 0.125 in x
0.049 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.049 * [taylor]: Taking taylor expansion of z in x
0.049 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in x
0.049 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.049 * [taylor]: Taking taylor expansion of 0.5 in x
0.049 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.049 * [taylor]: Taking taylor expansion of (* x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.049 * [taylor]: Taking taylor expansion of 0.125 in x
0.049 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.049 * [taylor]: Taking taylor expansion of z in x
0.050 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.050 * [taylor]: Taking taylor expansion of 0.5 in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of 0.5 in z
0.050 * [taylor]: Taking taylor expansion of (neg (* 0.125 (/ 1 z))) in y
0.050 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.050 * [taylor]: Taking taylor expansion of 0.125 in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.050 * [taylor]: Taking taylor expansion of z in y
0.050 * [taylor]: Taking taylor expansion of 0 in z
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.050 * [taylor]: Taking taylor expansion of (neg (* 0.125 (/ 1 z))) in z
0.050 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z
0.050 * [taylor]: Taking taylor expansion of 0.125 in z
0.050 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.050 * [taylor]: Taking taylor expansion of z in z
0.051 * [taylor]: Taking taylor expansion of 0 in z
0.051 * [taylor]: Taking taylor expansion of 0 in y
0.051 * [taylor]: Taking taylor expansion of 0 in z
0.051 * [taylor]: Taking taylor expansion of 0 in z
0.051 * [taylor]: Taking taylor expansion of 0 in z
0.051 * [approximate]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in (x y z) around 0
0.051 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in z
0.051 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z
0.051 * [taylor]: Taking taylor expansion of 0.125 in z
0.051 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.051 * [taylor]: Taking taylor expansion of z in z
0.052 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in z
0.052 * [taylor]: Taking taylor expansion of 0.5 in z
0.052 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.052 * [taylor]: Taking taylor expansion of (* x y) in z
0.052 * [taylor]: Taking taylor expansion of x in z
0.052 * [taylor]: Taking taylor expansion of y in z
0.052 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in y
0.052 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.052 * [taylor]: Taking taylor expansion of 0.125 in y
0.052 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.052 * [taylor]: Taking taylor expansion of z in y
0.052 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.052 * [taylor]: Taking taylor expansion of 0.5 in y
0.052 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.052 * [taylor]: Taking taylor expansion of (* x y) in y
0.052 * [taylor]: Taking taylor expansion of x in y
0.052 * [taylor]: Taking taylor expansion of y in y
0.052 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in x
0.052 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.052 * [taylor]: Taking taylor expansion of 0.125 in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.052 * [taylor]: Taking taylor expansion of z in x
0.052 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.052 * [taylor]: Taking taylor expansion of 0.5 in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.052 * [taylor]: Taking taylor expansion of (* x y) in x
0.052 * [taylor]: Taking taylor expansion of x in x
0.052 * [taylor]: Taking taylor expansion of y in x
0.052 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in x
0.052 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.052 * [taylor]: Taking taylor expansion of 0.125 in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.052 * [taylor]: Taking taylor expansion of z in x
0.052 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.052 * [taylor]: Taking taylor expansion of 0.5 in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.052 * [taylor]: Taking taylor expansion of (* x y) in x
0.052 * [taylor]: Taking taylor expansion of x in x
0.052 * [taylor]: Taking taylor expansion of y in x
0.052 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.052 * [taylor]: Taking taylor expansion of 0.5 in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.053 * [taylor]: Taking taylor expansion of y in y
0.053 * [taylor]: Taking taylor expansion of 0.5 in z
0.053 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.053 * [taylor]: Taking taylor expansion of 0.125 in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.053 * [taylor]: Taking taylor expansion of z in y
0.053 * [taylor]: Taking taylor expansion of 0 in z
0.053 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [taylor]: Taking taylor expansion of (/ 0.125 z) in z
0.053 * [taylor]: Taking taylor expansion of 0.125 in z
0.053 * [taylor]: Taking taylor expansion of z in z
0.053 * [taylor]: Taking taylor expansion of 0 in z
0.054 * [taylor]: Taking taylor expansion of 0 in y
0.054 * [taylor]: Taking taylor expansion of 0 in z
0.058 * [taylor]: Taking taylor expansion of 0 in z
0.058 * [taylor]: Taking taylor expansion of 0 in z
0.058 * * * [progress]: simplifying candidates
0.058 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (/ (* x y) 2.0)) (exp (/ z 8.0)))
  (log (- (/ (* x y) 2.0) (/ z 8.0)))
  (exp (- (/ (* x y) 2.0) (/ z 8.0)))
  (* (cbrt (- (/ (* x y) 2.0) (/ z 8.0))) (cbrt (- (/ (* x y) 2.0) (/ z 8.0))))
  (cbrt (- (/ (* x y) 2.0) (/ z 8.0)))
  (* (* (- (/ (* x y) 2.0) (/ z 8.0)) (- (/ (* x y) 2.0) (/ z 8.0))) (- (/ (* x y) 2.0) (/ z 8.0)))
  (sqrt (- (/ (* x y) 2.0) (/ z 8.0)))
  (sqrt (- (/ (* x y) 2.0) (/ z 8.0)))
  (- (* (* x y) 8.0) (* 2.0 z))
  (* 2.0 8.0)
  (- (pow (/ (* x y) 2.0) 3) (pow (/ z 8.0) 3))
  (+ (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (+ (* (/ z 8.0) (/ z 8.0)) (* (/ (* x y) 2.0) (/ z 8.0))))
  (neg (/ z 8.0))
  (- (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (* (/ z 8.0) (/ z 8.0)))
  (+ (/ (* x y) 2.0) (/ z 8.0))
  (+ (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0)))
  (- (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0)))
  (+ (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0)))
  (- (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0)))
  (- (/ (* x y) 2.0) (/ z 8.0))
  (neg (/ z 8.0))
  (- (* 0.5 (* x y)) (* 0.125 z))
  (- (* 0.5 (* x y)) (* 0.125 z))
  (- (* 0.5 (* x y)) (* 0.125 z))
0.061 * * [simplify]: iteration  0 :  115  enodes  (cost  137 )
0.063 * * [simplify]: iteration  1 :  308  enodes  (cost  128 )
0.069 * * [simplify]: iteration  2 :  921  enodes  (cost  127 )
0.084 * * [simplify]: iteration  3 :  3399  enodes  (cost  127 )
0.141 * * [simplify]: iteration  4 :  5001  enodes  (cost  127 )
0.142 * [simplify]: Simplified to:
   (exp (- (/ (* x y) 2.0) (/ z 8.0)))
  (log (- (/ (* x y) 2.0) (/ z 8.0)))
  (exp (- (/ (* x y) 2.0) (/ z 8.0)))
  (* (cbrt (- (/ (* x y) 2.0) (/ z 8.0))) (cbrt (- (/ (* x y) 2.0) (/ z 8.0))))
  (cbrt (- (/ (* x y) 2.0) (/ z 8.0)))
  (pow (- (/ (* x y) 2.0) (/ z 8.0)) 3)
  (sqrt (- (/ (* x y) 2.0) (/ z 8.0)))
  (sqrt (- (/ (* x y) 2.0) (/ z 8.0)))
  (- (* (* x y) 8.0) (* 2.0 z))
  (* 2.0 8.0)
  (- (pow (/ (* x y) 2.0) 3) (pow (/ z 8.0) 3))
  (+ (* (/ (* x y) 2.0) (+ (/ (* x y) 2.0) (/ z 8.0))) (* (/ z 8.0) (/ z 8.0)))
  (neg (/ z 8.0))
  (- (* (/ (* x y) 2.0) (/ (* x y) 2.0)) (* (/ z 8.0) (/ z 8.0)))
  (+ (/ (* x y) 2.0) (/ z 8.0))
  (+ (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0)))
  (- (sqrt (/ (* x y) 2.0)) (sqrt (/ z 8.0)))
  (+ (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0)))
  (- (sqrt (/ (* x y) 2.0)) (/ (sqrt z) (sqrt 8.0)))
  (- (/ (* x y) 2.0) (/ z 8.0))
  (neg (/ z 8.0))
  (- (* 0.5 (* x y)) (* 0.125 z))
  (- (* 0.5 (* x y)) (* 0.125 z))
  (- (* 0.5 (* x y)) (* 0.125 z))
0.142 * * * [progress]: adding candidates to table
0.163 * [progress]: [Phase 3 of 3] Extracting.
0.165 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (/ (* x y) 2.0) (/ z 8.0))
0.166 * * [simplify]: iteration  0 :  10  enodes  (cost  4 )
0.166 * * [simplify]: iteration  1 :  10  enodes  (cost  4 )
0.166 * [simplify]: Simplified to:
   (- (/ (* x y) 2.0) (/ z 8.0))
0.938 * [regime-testing]: End program error score: 0.029503687960995124