14.224 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (+ (+ (+ (+ x y) y) x) z) x)
0.017 * * [simplify]: iteration  0 :  8  enodes  (cost  11 )
0.018 * * [simplify]: iteration  1 :  20  enodes  (cost  11 )
0.021 * * [simplify]: iteration  2 :  58  enodes  (cost  9 )
0.029 * * [simplify]: iteration  3 :  142  enodes  (cost  8 )
0.050 * * [simplify]: iteration  4 :  220  enodes  (cost  8 )
0.085 * * [simplify]: iteration  5 :  247  enodes  (cost  7 )
0.122 * * [simplify]: iteration  6 :  259  enodes  (cost  7 )
0.162 * * [simplify]: iteration  7 :  367  enodes  (cost  7 )
0.232 * * [simplify]: iteration  8 :  430  enodes  (cost  7 )
0.345 * * [simplify]: iteration  9 :  535  enodes  (cost  7 )
0.478 * * [simplify]: iteration  10 :  670  enodes  (cost  7 )
0.680 * * [simplify]: iteration  11 :  840  enodes  (cost  7 )
1.002 * * [simplify]: iteration  12 :  1754  enodes  (cost  7 )
4.873 * * [simplify]: iteration  done :  5000  enodes  (cost  7 )
4.873 * [simplify]: Simplified to:
   (fma 3 x (fma y 2 z))
4.876 * * [progress]: iteration 1 / 4
4.876 * * * [progress]: picking best candidate
4.877 * * * * [pick]: Picked  #<alt (λ (x y z) (fma 3 x (fma y 2 z)))>
4.877 * * * [progress]: localizing error
4.883 * * * [progress]: generating rewritten candidates
4.883 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
4.883 * * * [progress]: generating series expansions
4.883 * * * * [progress]: [ 1 / 1 ] generating series at (2)
4.884 * [approximate]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in (x y z) around 0
4.884 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in z
4.884 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
4.884 * [taylor]: Taking taylor expansion of (* 3 x) in z
4.884 * [taylor]: Taking taylor expansion of 3 in z
4.884 * [taylor]: Taking taylor expansion of x in z
4.884 * [taylor]: Taking taylor expansion of (fma y 2 z) in z
4.884 * [taylor]: Rewrote expression to (+ (* y 2) z)
4.884 * [taylor]: Taking taylor expansion of (* y 2) in z
4.884 * [taylor]: Taking taylor expansion of y in z
4.884 * [taylor]: Taking taylor expansion of 2 in z
4.884 * [taylor]: Taking taylor expansion of z in z
4.884 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in y
4.884 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
4.884 * [taylor]: Taking taylor expansion of (* 3 x) in y
4.884 * [taylor]: Taking taylor expansion of 3 in y
4.884 * [taylor]: Taking taylor expansion of x in y
4.884 * [taylor]: Taking taylor expansion of (fma y 2 z) in y
4.884 * [taylor]: Rewrote expression to (+ (* y 2) z)
4.884 * [taylor]: Taking taylor expansion of (* y 2) in y
4.884 * [taylor]: Taking taylor expansion of y in y
4.884 * [taylor]: Taking taylor expansion of 2 in y
4.884 * [taylor]: Taking taylor expansion of z in y
4.884 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in x
4.884 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
4.884 * [taylor]: Taking taylor expansion of (* 3 x) in x
4.884 * [taylor]: Taking taylor expansion of 3 in x
4.884 * [taylor]: Taking taylor expansion of x in x
4.884 * [taylor]: Taking taylor expansion of (fma y 2 z) in x
4.884 * [taylor]: Rewrote expression to (+ (* y 2) z)
4.884 * [taylor]: Taking taylor expansion of (* y 2) in x
4.884 * [taylor]: Taking taylor expansion of y in x
4.884 * [taylor]: Taking taylor expansion of 2 in x
4.884 * [taylor]: Taking taylor expansion of z in x
4.884 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in x
4.885 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
4.885 * [taylor]: Taking taylor expansion of (* 3 x) in x
4.885 * [taylor]: Taking taylor expansion of 3 in x
4.885 * [taylor]: Taking taylor expansion of x in x
4.885 * [taylor]: Taking taylor expansion of (fma y 2 z) in x
4.885 * [taylor]: Rewrote expression to (+ (* y 2) z)
4.885 * [taylor]: Taking taylor expansion of (* y 2) in x
4.885 * [taylor]: Taking taylor expansion of y in x
4.885 * [taylor]: Taking taylor expansion of 2 in x
4.885 * [taylor]: Taking taylor expansion of z in x
4.885 * [taylor]: Taking taylor expansion of (+ z (* 2 y)) in y
4.885 * [taylor]: Taking taylor expansion of z in y
4.885 * [taylor]: Taking taylor expansion of (* 2 y) in y
4.885 * [taylor]: Taking taylor expansion of 2 in y
4.885 * [taylor]: Taking taylor expansion of y in y
4.886 * [taylor]: Taking taylor expansion of z in z
4.887 * [taylor]: Taking taylor expansion of 3 in y
4.887 * [taylor]: Taking taylor expansion of 3 in z
4.888 * [taylor]: Taking taylor expansion of 2 in z
4.888 * [approximate]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in (x y z) around 0
4.888 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in z
4.888 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
4.888 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in z
4.888 * [taylor]: Taking taylor expansion of 3 in z
4.888 * [taylor]: Taking taylor expansion of (/ 1 x) in z
4.888 * [taylor]: Taking taylor expansion of x in z
4.888 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in z
4.888 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
4.888 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in z
4.888 * [taylor]: Taking taylor expansion of (/ 1 y) in z
4.888 * [taylor]: Taking taylor expansion of y in z
4.889 * [taylor]: Taking taylor expansion of 2 in z
4.889 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.889 * [taylor]: Taking taylor expansion of z in z
4.889 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in y
4.889 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
4.889 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in y
4.889 * [taylor]: Taking taylor expansion of 3 in y
4.889 * [taylor]: Taking taylor expansion of (/ 1 x) in y
4.889 * [taylor]: Taking taylor expansion of x in y
4.889 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in y
4.889 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
4.889 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in y
4.889 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.889 * [taylor]: Taking taylor expansion of y in y
4.890 * [taylor]: Taking taylor expansion of 2 in y
4.890 * [taylor]: Taking taylor expansion of (/ 1 z) in y
4.890 * [taylor]: Taking taylor expansion of z in y
4.890 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in x
4.890 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
4.890 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in x
4.890 * [taylor]: Taking taylor expansion of 3 in x
4.890 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.890 * [taylor]: Taking taylor expansion of x in x
4.890 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in x
4.890 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
4.890 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in x
4.890 * [taylor]: Taking taylor expansion of (/ 1 y) in x
4.890 * [taylor]: Taking taylor expansion of y in x
4.890 * [taylor]: Taking taylor expansion of 2 in x
4.890 * [taylor]: Taking taylor expansion of (/ 1 z) in x
4.890 * [taylor]: Taking taylor expansion of z in x
4.891 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in x
4.891 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
4.891 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in x
4.891 * [taylor]: Taking taylor expansion of 3 in x
4.891 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.891 * [taylor]: Taking taylor expansion of x in x
4.891 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in x
4.891 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
4.891 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in x
4.891 * [taylor]: Taking taylor expansion of (/ 1 y) in x
4.891 * [taylor]: Taking taylor expansion of y in x
4.891 * [taylor]: Taking taylor expansion of 2 in x
4.891 * [taylor]: Taking taylor expansion of (/ 1 z) in x
4.891 * [taylor]: Taking taylor expansion of z in x
4.892 * [taylor]: Taking taylor expansion of 3 in y
4.893 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 2 (/ 1 y))) in y
4.893 * [taylor]: Taking taylor expansion of (/ 1 z) in y
4.893 * [taylor]: Taking taylor expansion of z in y
4.893 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
4.893 * [taylor]: Taking taylor expansion of 2 in y
4.893 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.893 * [taylor]: Taking taylor expansion of y in y
4.894 * [taylor]: Taking taylor expansion of 2 in z
4.894 * [taylor]: Taking taylor expansion of 3 in z
4.895 * [taylor]: Taking taylor expansion of 0 in y
4.896 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.896 * [taylor]: Taking taylor expansion of z in z
4.897 * [taylor]: Taking taylor expansion of 0 in z
4.897 * [approximate]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in (x y z) around 0
4.897 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in z
4.897 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
4.897 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in z
4.897 * [taylor]: Taking taylor expansion of 3 in z
4.897 * [taylor]: Taking taylor expansion of (/ -1 x) in z
4.897 * [taylor]: Taking taylor expansion of -1 in z
4.897 * [taylor]: Taking taylor expansion of x in z
4.897 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in z
4.898 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
4.898 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in z
4.898 * [taylor]: Taking taylor expansion of (/ -1 y) in z
4.898 * [taylor]: Taking taylor expansion of -1 in z
4.898 * [taylor]: Taking taylor expansion of y in z
4.898 * [taylor]: Taking taylor expansion of 2 in z
4.898 * [taylor]: Taking taylor expansion of (/ -1 z) in z
4.898 * [taylor]: Taking taylor expansion of -1 in z
4.898 * [taylor]: Taking taylor expansion of z in z
4.898 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in y
4.898 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
4.898 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in y
4.898 * [taylor]: Taking taylor expansion of 3 in y
4.898 * [taylor]: Taking taylor expansion of (/ -1 x) in y
4.898 * [taylor]: Taking taylor expansion of -1 in y
4.898 * [taylor]: Taking taylor expansion of x in y
4.898 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in y
4.898 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
4.898 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in y
4.898 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.898 * [taylor]: Taking taylor expansion of -1 in y
4.898 * [taylor]: Taking taylor expansion of y in y
4.899 * [taylor]: Taking taylor expansion of 2 in y
4.899 * [taylor]: Taking taylor expansion of (/ -1 z) in y
4.899 * [taylor]: Taking taylor expansion of -1 in y
4.899 * [taylor]: Taking taylor expansion of z in y
4.899 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in x
4.899 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
4.899 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in x
4.899 * [taylor]: Taking taylor expansion of 3 in x
4.899 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.899 * [taylor]: Taking taylor expansion of -1 in x
4.899 * [taylor]: Taking taylor expansion of x in x
4.899 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in x
4.899 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
4.899 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in x
4.899 * [taylor]: Taking taylor expansion of (/ -1 y) in x
4.899 * [taylor]: Taking taylor expansion of -1 in x
4.899 * [taylor]: Taking taylor expansion of y in x
4.899 * [taylor]: Taking taylor expansion of 2 in x
4.899 * [taylor]: Taking taylor expansion of (/ -1 z) in x
4.899 * [taylor]: Taking taylor expansion of -1 in x
4.899 * [taylor]: Taking taylor expansion of z in x
4.899 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in x
4.900 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
4.900 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in x
4.900 * [taylor]: Taking taylor expansion of 3 in x
4.900 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.900 * [taylor]: Taking taylor expansion of -1 in x
4.900 * [taylor]: Taking taylor expansion of x in x
4.900 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in x
4.900 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
4.900 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in x
4.900 * [taylor]: Taking taylor expansion of (/ -1 y) in x
4.900 * [taylor]: Taking taylor expansion of -1 in x
4.900 * [taylor]: Taking taylor expansion of y in x
4.900 * [taylor]: Taking taylor expansion of 2 in x
4.900 * [taylor]: Taking taylor expansion of (/ -1 z) in x
4.900 * [taylor]: Taking taylor expansion of -1 in x
4.900 * [taylor]: Taking taylor expansion of z in x
4.901 * [taylor]: Taking taylor expansion of -3 in y
4.902 * [taylor]: Taking taylor expansion of (- (+ (* 2 (/ 1 y)) (/ 1 z))) in y
4.902 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) (/ 1 z)) in y
4.902 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
4.902 * [taylor]: Taking taylor expansion of 2 in y
4.902 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.902 * [taylor]: Taking taylor expansion of y in y
4.902 * [taylor]: Taking taylor expansion of (/ 1 z) in y
4.902 * [taylor]: Taking taylor expansion of z in y
4.903 * [taylor]: Taking taylor expansion of -2 in z
4.903 * [taylor]: Taking taylor expansion of -3 in z
4.905 * [taylor]: Taking taylor expansion of 0 in y
4.906 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
4.906 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.906 * [taylor]: Taking taylor expansion of z in z
4.906 * [taylor]: Taking taylor expansion of 0 in z
4.907 * * * [progress]: simplifying candidates
4.907 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (fma 3 x (fma y 2 z)))
  (log1p (fma 3 x (fma y 2 z)))
  (* 3 x)
  (log (fma 3 x (fma y 2 z)))
  (exp (fma 3 x (fma y 2 z)))
  (* (cbrt (fma 3 x (fma y 2 z))) (cbrt (fma 3 x (fma y 2 z))))
  (cbrt (fma 3 x (fma y 2 z)))
  (* (* (fma 3 x (fma y 2 z)) (fma 3 x (fma y 2 z))) (fma 3 x (fma y 2 z)))
  (sqrt (fma 3 x (fma y 2 z)))
  (sqrt (fma 3 x (fma y 2 z)))
  (+ (* 3 x) (+ z (* 2 y)))
  (+ (* 3 x) (+ z (* 2 y)))
  (+ (* 3 x) (+ z (* 2 y)))
4.908 * * [simplify]: iteration  0 :  20  enodes  (cost  126 )
4.911 * * [simplify]: iteration  1 :  28  enodes  (cost  120 )
4.914 * * [simplify]: iteration  2 :  77  enodes  (cost  106 )
4.933 * * [simplify]: iteration  3 :  329  enodes  (cost  106 )
5.033 * * [simplify]: iteration  4 :  1762  enodes  (cost  106 )
5.591 * * [simplify]: iteration  done :  5000  enodes  (cost  106 )
5.591 * [simplify]: Simplified to:
   (expm1 (fma 3 x (fma y 2 z)))
  (log1p (fma 3 x (fma y 2 z)))
  (* 3 x)
  (log (fma 3 x (fma y 2 z)))
  (exp (fma 3 x (fma y 2 z)))
  (* (cbrt (fma 3 x (fma y 2 z))) (cbrt (fma 3 x (fma y 2 z))))
  (cbrt (fma 3 x (fma y 2 z)))
  (pow (fma 3 x (fma y 2 z)) 3)
  (sqrt (fma 3 x (fma y 2 z)))
  (sqrt (fma 3 x (fma y 2 z)))
  (fma 3 x (fma y 2 z))
  (fma 3 x (fma y 2 z))
  (fma 3 x (fma y 2 z))
5.591 * * * [progress]: adding candidates to table
5.617 * [progress]: [Phase 3 of 3] Extracting.
5.619 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma 3 x (fma y 2 z))
5.619 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
5.620 * * [simplify]: iteration  done :  7  enodes  (cost  7 )
5.620 * [simplify]: Simplified to:
   (fma 3 x (fma y 2 z))
6.092 * [regime-testing]: End program error score: 0.0006250781347668458