19.291 * [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-regraph> :
   (+ (+ (+ (+ (+ x y) y) x) z) x)
0.019 * * [simplify]: iteration  0 :  8  enodes  (cost  11 )
0.021 * * [simplify]: iteration  1 :  20  enodes  (cost  11 )
0.023 * * [simplify]: iteration  2 :  58  enodes  (cost  9 )
0.032 * * [simplify]: iteration  3 :  142  enodes  (cost  8 )
0.055 * * [simplify]: iteration  4 :  220  enodes  (cost  8 )
0.092 * * [simplify]: iteration  5 :  247  enodes  (cost  7 )
0.130 * * [simplify]: iteration  6 :  259  enodes  (cost  7 )
0.173 * * [simplify]: iteration  7 :  367  enodes  (cost  7 )
0.247 * * [simplify]: iteration  8 :  430  enodes  (cost  7 )
0.365 * * [simplify]: iteration  9 :  535  enodes  (cost  7 )
0.506 * * [simplify]: iteration  10 :  670  enodes  (cost  7 )
0.714 * * [simplify]: iteration  11 :  840  enodes  (cost  7 )
1.054 * * [simplify]: iteration  12 :  1754  enodes  (cost  7 )
5.146 * * [simplify]: iteration  done :  5000  enodes  (cost  7 )
5.147 * [simplify]: Simplified to:
   (fma 3 x (fma y 2 z))
5.150 * * [progress]: iteration 1 / 4
5.150 * * * [progress]: picking best candidate
5.151 * * * * [pick]: Picked  #<alt (λ (x y z) (fma 3 x (fma y 2 z)))>
5.151 * * * [progress]: localizing error
5.157 * * * [progress]: generating rewritten candidates
5.157 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
5.157 * * * [progress]: generating series expansions
5.157 * * * * [progress]: [ 1 / 1 ] generating series at (2)
5.158 * [approximate]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in (x y z) around 0
5.158 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in z
5.158 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
5.158 * [taylor]: Taking taylor expansion of (* 3 x) in z
5.158 * [taylor]: Taking taylor expansion of 3 in z
5.158 * [taylor]: Taking taylor expansion of x in z
5.158 * [taylor]: Taking taylor expansion of (fma y 2 z) in z
5.158 * [taylor]: Rewrote expression to (+ (* y 2) z)
5.158 * [taylor]: Taking taylor expansion of (* y 2) in z
5.158 * [taylor]: Taking taylor expansion of y in z
5.158 * [taylor]: Taking taylor expansion of 2 in z
5.158 * [taylor]: Taking taylor expansion of z in z
5.158 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in y
5.158 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
5.158 * [taylor]: Taking taylor expansion of (* 3 x) in y
5.158 * [taylor]: Taking taylor expansion of 3 in y
5.158 * [taylor]: Taking taylor expansion of x in y
5.158 * [taylor]: Taking taylor expansion of (fma y 2 z) in y
5.158 * [taylor]: Rewrote expression to (+ (* y 2) z)
5.158 * [taylor]: Taking taylor expansion of (* y 2) in y
5.158 * [taylor]: Taking taylor expansion of y in y
5.158 * [taylor]: Taking taylor expansion of 2 in y
5.158 * [taylor]: Taking taylor expansion of z in y
5.158 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in x
5.158 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
5.158 * [taylor]: Taking taylor expansion of (* 3 x) in x
5.158 * [taylor]: Taking taylor expansion of 3 in x
5.158 * [taylor]: Taking taylor expansion of x in x
5.158 * [taylor]: Taking taylor expansion of (fma y 2 z) in x
5.159 * [taylor]: Rewrote expression to (+ (* y 2) z)
5.159 * [taylor]: Taking taylor expansion of (* y 2) in x
5.159 * [taylor]: Taking taylor expansion of y in x
5.159 * [taylor]: Taking taylor expansion of 2 in x
5.159 * [taylor]: Taking taylor expansion of z in x
5.159 * [taylor]: Taking taylor expansion of (fma 3 x (fma y 2 z)) in x
5.159 * [taylor]: Rewrote expression to (+ (* 3 x) (fma y 2 z))
5.159 * [taylor]: Taking taylor expansion of (* 3 x) in x
5.159 * [taylor]: Taking taylor expansion of 3 in x
5.159 * [taylor]: Taking taylor expansion of x in x
5.159 * [taylor]: Taking taylor expansion of (fma y 2 z) in x
5.159 * [taylor]: Rewrote expression to (+ (* y 2) z)
5.159 * [taylor]: Taking taylor expansion of (* y 2) in x
5.159 * [taylor]: Taking taylor expansion of y in x
5.159 * [taylor]: Taking taylor expansion of 2 in x
5.159 * [taylor]: Taking taylor expansion of z in x
5.159 * [taylor]: Taking taylor expansion of (+ z (* 2 y)) in y
5.159 * [taylor]: Taking taylor expansion of z in y
5.160 * [taylor]: Taking taylor expansion of (* 2 y) in y
5.160 * [taylor]: Taking taylor expansion of 2 in y
5.160 * [taylor]: Taking taylor expansion of y in y
5.160 * [taylor]: Taking taylor expansion of z in z
5.161 * [taylor]: Taking taylor expansion of 3 in y
5.161 * [taylor]: Taking taylor expansion of 3 in z
5.162 * [taylor]: Taking taylor expansion of 2 in z
5.162 * [approximate]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in (x y z) around 0
5.162 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in z
5.162 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
5.162 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in z
5.162 * [taylor]: Taking taylor expansion of 3 in z
5.162 * [taylor]: Taking taylor expansion of (/ 1 x) in z
5.162 * [taylor]: Taking taylor expansion of x in z
5.162 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in z
5.162 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
5.163 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in z
5.163 * [taylor]: Taking taylor expansion of (/ 1 y) in z
5.163 * [taylor]: Taking taylor expansion of y in z
5.163 * [taylor]: Taking taylor expansion of 2 in z
5.163 * [taylor]: Taking taylor expansion of (/ 1 z) in z
5.163 * [taylor]: Taking taylor expansion of z in z
5.163 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in y
5.163 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
5.163 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in y
5.163 * [taylor]: Taking taylor expansion of 3 in y
5.163 * [taylor]: Taking taylor expansion of (/ 1 x) in y
5.163 * [taylor]: Taking taylor expansion of x in y
5.163 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in y
5.163 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
5.163 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in y
5.163 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.163 * [taylor]: Taking taylor expansion of y in y
5.163 * [taylor]: Taking taylor expansion of 2 in y
5.164 * [taylor]: Taking taylor expansion of (/ 1 z) in y
5.164 * [taylor]: Taking taylor expansion of z in y
5.164 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in x
5.164 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
5.164 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in x
5.164 * [taylor]: Taking taylor expansion of 3 in x
5.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.164 * [taylor]: Taking taylor expansion of x in x
5.164 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in x
5.164 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
5.164 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in x
5.164 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.164 * [taylor]: Taking taylor expansion of y in x
5.164 * [taylor]: Taking taylor expansion of 2 in x
5.164 * [taylor]: Taking taylor expansion of (/ 1 z) in x
5.164 * [taylor]: Taking taylor expansion of z in x
5.164 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma (/ 1 y) 2 (/ 1 z))) in x
5.164 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma (/ 1 y) 2 (/ 1 z)))
5.164 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in x
5.164 * [taylor]: Taking taylor expansion of 3 in x
5.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
5.164 * [taylor]: Taking taylor expansion of x in x
5.165 * [taylor]: Taking taylor expansion of (fma (/ 1 y) 2 (/ 1 z)) in x
5.165 * [taylor]: Rewrote expression to (+ (* (/ 1 y) 2) (/ 1 z))
5.165 * [taylor]: Taking taylor expansion of (* (/ 1 y) 2) in x
5.165 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.165 * [taylor]: Taking taylor expansion of y in x
5.165 * [taylor]: Taking taylor expansion of 2 in x
5.165 * [taylor]: Taking taylor expansion of (/ 1 z) in x
5.165 * [taylor]: Taking taylor expansion of z in x
5.165 * [taylor]: Taking taylor expansion of 3 in y
5.166 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 2 (/ 1 y))) in y
5.166 * [taylor]: Taking taylor expansion of (/ 1 z) in y
5.166 * [taylor]: Taking taylor expansion of z in y
5.167 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
5.167 * [taylor]: Taking taylor expansion of 2 in y
5.167 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.167 * [taylor]: Taking taylor expansion of y in y
5.167 * [taylor]: Taking taylor expansion of 2 in z
5.167 * [taylor]: Taking taylor expansion of 3 in z
5.169 * [taylor]: Taking taylor expansion of 0 in y
5.170 * [taylor]: Taking taylor expansion of (/ 1 z) in z
5.170 * [taylor]: Taking taylor expansion of z in z
5.170 * [taylor]: Taking taylor expansion of 0 in z
5.171 * [approximate]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in (x y z) around 0
5.171 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in z
5.171 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
5.171 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in z
5.171 * [taylor]: Taking taylor expansion of 3 in z
5.171 * [taylor]: Taking taylor expansion of (/ -1 x) in z
5.171 * [taylor]: Taking taylor expansion of -1 in z
5.171 * [taylor]: Taking taylor expansion of x in z
5.171 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in z
5.171 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
5.171 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in z
5.171 * [taylor]: Taking taylor expansion of (/ -1 y) in z
5.171 * [taylor]: Taking taylor expansion of -1 in z
5.171 * [taylor]: Taking taylor expansion of y in z
5.171 * [taylor]: Taking taylor expansion of 2 in z
5.171 * [taylor]: Taking taylor expansion of (/ -1 z) in z
5.171 * [taylor]: Taking taylor expansion of -1 in z
5.171 * [taylor]: Taking taylor expansion of z in z
5.172 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in y
5.172 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
5.172 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in y
5.172 * [taylor]: Taking taylor expansion of 3 in y
5.172 * [taylor]: Taking taylor expansion of (/ -1 x) in y
5.172 * [taylor]: Taking taylor expansion of -1 in y
5.172 * [taylor]: Taking taylor expansion of x in y
5.172 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in y
5.172 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
5.172 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in y
5.172 * [taylor]: Taking taylor expansion of (/ -1 y) in y
5.172 * [taylor]: Taking taylor expansion of -1 in y
5.172 * [taylor]: Taking taylor expansion of y in y
5.172 * [taylor]: Taking taylor expansion of 2 in y
5.172 * [taylor]: Taking taylor expansion of (/ -1 z) in y
5.172 * [taylor]: Taking taylor expansion of -1 in y
5.172 * [taylor]: Taking taylor expansion of z in y
5.173 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in x
5.173 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
5.173 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in x
5.173 * [taylor]: Taking taylor expansion of 3 in x
5.173 * [taylor]: Taking taylor expansion of (/ -1 x) in x
5.173 * [taylor]: Taking taylor expansion of -1 in x
5.173 * [taylor]: Taking taylor expansion of x in x
5.173 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in x
5.173 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
5.173 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in x
5.173 * [taylor]: Taking taylor expansion of (/ -1 y) in x
5.173 * [taylor]: Taking taylor expansion of -1 in x
5.173 * [taylor]: Taking taylor expansion of y in x
5.173 * [taylor]: Taking taylor expansion of 2 in x
5.173 * [taylor]: Taking taylor expansion of (/ -1 z) in x
5.173 * [taylor]: Taking taylor expansion of -1 in x
5.173 * [taylor]: Taking taylor expansion of z in x
5.173 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma (/ -1 y) 2 (/ -1 z))) in x
5.173 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma (/ -1 y) 2 (/ -1 z)))
5.173 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in x
5.173 * [taylor]: Taking taylor expansion of 3 in x
5.174 * [taylor]: Taking taylor expansion of (/ -1 x) in x
5.174 * [taylor]: Taking taylor expansion of -1 in x
5.174 * [taylor]: Taking taylor expansion of x in x
5.174 * [taylor]: Taking taylor expansion of (fma (/ -1 y) 2 (/ -1 z)) in x
5.174 * [taylor]: Rewrote expression to (+ (* (/ -1 y) 2) (/ -1 z))
5.174 * [taylor]: Taking taylor expansion of (* (/ -1 y) 2) in x
5.174 * [taylor]: Taking taylor expansion of (/ -1 y) in x
5.174 * [taylor]: Taking taylor expansion of -1 in x
5.174 * [taylor]: Taking taylor expansion of y in x
5.174 * [taylor]: Taking taylor expansion of 2 in x
5.174 * [taylor]: Taking taylor expansion of (/ -1 z) in x
5.174 * [taylor]: Taking taylor expansion of -1 in x
5.174 * [taylor]: Taking taylor expansion of z in x
5.175 * [taylor]: Taking taylor expansion of -3 in y
5.176 * [taylor]: Taking taylor expansion of (- (+ (* 2 (/ 1 y)) (/ 1 z))) in y
5.176 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) (/ 1 z)) in y
5.176 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
5.176 * [taylor]: Taking taylor expansion of 2 in y
5.176 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.176 * [taylor]: Taking taylor expansion of y in y
5.176 * [taylor]: Taking taylor expansion of (/ 1 z) in y
5.176 * [taylor]: Taking taylor expansion of z in y
5.177 * [taylor]: Taking taylor expansion of -2 in z
5.177 * [taylor]: Taking taylor expansion of -3 in z
5.179 * [taylor]: Taking taylor expansion of 0 in y
5.180 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
5.180 * [taylor]: Taking taylor expansion of (/ 1 z) in z
5.180 * [taylor]: Taking taylor expansion of z in z
5.181 * [taylor]: Taking taylor expansion of 0 in z
5.181 * * * [progress]: simplifying candidates
5.181 * [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)))
5.182 * * [simplify]: iteration  0 :  20  enodes  (cost  126 )
5.185 * * [simplify]: iteration  1 :  28  enodes  (cost  120 )
5.189 * * [simplify]: iteration  2 :  77  enodes  (cost  106 )
5.208 * * [simplify]: iteration  3 :  329  enodes  (cost  106 )
5.315 * * [simplify]: iteration  4 :  1762  enodes  (cost  106 )
5.905 * * [simplify]: iteration  done :  5000  enodes  (cost  106 )
5.906 * [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))
5.906 * * * [progress]: adding candidates to table
5.932 * [progress]: [Phase 3 of 3] Extracting.
5.934 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma 3 x (fma y 2 z))
5.935 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
5.935 * * [simplify]: iteration  done :  7  enodes  (cost  7 )
5.935 * [simplify]: Simplified to:
   (fma 3 x (fma y 2 z))
6.427 * [regime-testing]: End program error score: 0.0012501562695336917