16.736 * [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.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.017 * * [simplify]: iteration  0 :  8  enodes  (cost  9 )
0.018 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.020 * * [simplify]: iteration  2 :  23  enodes  (cost  8 )
0.022 * * [simplify]: iteration  3 :  26  enodes  (cost  8 )
0.025 * * [simplify]: iteration  done :  26  enodes  (cost  8 )
0.025 * [simplify]: Simplified to:
   (+ (fma x y (/ x 2.0)) z)
0.028 * * [progress]: iteration 1 / 4
0.028 * * * [progress]: picking best candidate
0.031 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (fma x y (/ x 2.0)) z))>
0.031 * * * [progress]: localizing error
0.037 * * * [progress]: generating rewritten candidates
0.037 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.041 * * * [progress]: generating series expansions
0.041 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.041 * [approximate]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in (x y z) around 0
0.041 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in z
0.041 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in z
0.041 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.041 * [taylor]: Taking taylor expansion of (* x y) in z
0.041 * [taylor]: Taking taylor expansion of x in z
0.041 * [taylor]: Taking taylor expansion of y in z
0.041 * [taylor]: Taking taylor expansion of (* 0.5 x) in z
0.041 * [taylor]: Taking taylor expansion of 0.5 in z
0.041 * [taylor]: Taking taylor expansion of x in z
0.041 * [taylor]: Taking taylor expansion of z in z
0.041 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in y
0.041 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in y
0.041 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.041 * [taylor]: Taking taylor expansion of (* x y) in y
0.041 * [taylor]: Taking taylor expansion of x in y
0.041 * [taylor]: Taking taylor expansion of y in y
0.041 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.041 * [taylor]: Taking taylor expansion of 0.5 in y
0.041 * [taylor]: Taking taylor expansion of x in y
0.041 * [taylor]: Taking taylor expansion of z in y
0.042 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in x
0.042 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in x
0.042 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.042 * [taylor]: Taking taylor expansion of (* x y) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of y in x
0.042 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.042 * [taylor]: Taking taylor expansion of 0.5 in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of z in x
0.042 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in x
0.042 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in x
0.042 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.042 * [taylor]: Taking taylor expansion of (* x y) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of y in x
0.042 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.042 * [taylor]: Taking taylor expansion of 0.5 in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of z in x
0.043 * [taylor]: Taking taylor expansion of z in y
0.043 * [taylor]: Taking taylor expansion of z in z
0.044 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.044 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of 0.5 in y
0.045 * [taylor]: Taking taylor expansion of 0.5 in z
0.045 * [taylor]: Taking taylor expansion of 0 in z
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.046 * [taylor]: Taking taylor expansion of 0 in z
0.047 * [taylor]: Taking taylor expansion of 1 in z
0.047 * [approximate]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in (x y z) around 0
0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in z
0.047 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.047 * [taylor]: Taking taylor expansion of z in z
0.047 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in z
0.048 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.048 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in z
0.048 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.048 * [taylor]: Taking taylor expansion of x in z
0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.048 * [taylor]: Taking taylor expansion of y in z
0.048 * [taylor]: Taking taylor expansion of (/ 0.5 x) in z
0.048 * [taylor]: Taking taylor expansion of 0.5 in z
0.048 * [taylor]: Taking taylor expansion of x in z
0.048 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in y
0.048 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.048 * [taylor]: Taking taylor expansion of z in y
0.048 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in y
0.048 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.048 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in y
0.048 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.048 * [taylor]: Taking taylor expansion of x 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 x) in y
0.048 * [taylor]: Taking taylor expansion of 0.5 in y
0.048 * [taylor]: Taking taylor expansion of x in y
0.049 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) 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 (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in x
0.049 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.049 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.049 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (/ 0.5 x) in x
0.049 * [taylor]: Taking taylor expansion of 0.5 in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) 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 (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in x
0.050 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.050 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of (/ 0.5 x) in x
0.050 * [taylor]: Taking taylor expansion of 0.5 in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.051 * [taylor]: Taking taylor expansion of 0.5 in y
0.051 * [taylor]: Taking taylor expansion of 1 in z
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 0.5 in z
0.056 * [taylor]: Taking taylor expansion of 0 in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.056 * [taylor]: Taking taylor expansion of z in z
0.057 * [taylor]: Taking taylor expansion of 0 in z
0.057 * [approximate]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in (x y z) around 0
0.057 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in z
0.057 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in z
0.058 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.058 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in z
0.058 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.058 * [taylor]: Taking taylor expansion of -1 in z
0.058 * [taylor]: Taking taylor expansion of x in z
0.058 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.058 * [taylor]: Taking taylor expansion of -1 in z
0.058 * [taylor]: Taking taylor expansion of y in z
0.058 * [taylor]: Taking taylor expansion of (/ -0.5 x) in z
0.058 * [taylor]: Taking taylor expansion of -0.5 in z
0.058 * [taylor]: Taking taylor expansion of x in z
0.058 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.058 * [taylor]: Taking taylor expansion of z in z
0.058 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in y
0.058 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in y
0.058 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.058 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in y
0.058 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.058 * [taylor]: Taking taylor expansion of -1 in y
0.058 * [taylor]: Taking taylor expansion of x in y
0.058 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.058 * [taylor]: Taking taylor expansion of -1 in y
0.058 * [taylor]: Taking taylor expansion of y in y
0.059 * [taylor]: Taking taylor expansion of (/ -0.5 x) in y
0.059 * [taylor]: Taking taylor expansion of -0.5 in y
0.059 * [taylor]: Taking taylor expansion of x in y
0.059 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.059 * [taylor]: Taking taylor expansion of z in y
0.059 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in x
0.059 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in x
0.059 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.059 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.059 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.059 * [taylor]: Taking taylor expansion of -1 in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.059 * [taylor]: Taking taylor expansion of -1 in x
0.059 * [taylor]: Taking taylor expansion of y in x
0.059 * [taylor]: Taking taylor expansion of (/ -0.5 x) in x
0.059 * [taylor]: Taking taylor expansion of -0.5 in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.060 * [taylor]: Taking taylor expansion of z in x
0.060 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in x
0.060 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in x
0.060 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.060 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.060 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.060 * [taylor]: Taking taylor expansion of -1 in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.060 * [taylor]: Taking taylor expansion of -1 in x
0.060 * [taylor]: Taking taylor expansion of y in x
0.060 * [taylor]: Taking taylor expansion of (/ -0.5 x) in x
0.060 * [taylor]: Taking taylor expansion of -0.5 in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.061 * [taylor]: Taking taylor expansion of z in x
0.061 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.061 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.061 * [taylor]: Taking taylor expansion of y in y
0.061 * [taylor]: Taking taylor expansion of 0.5 in y
0.062 * [taylor]: Taking taylor expansion of 1 in z
0.063 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.063 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.063 * [taylor]: Taking taylor expansion of z in y
0.064 * [taylor]: Taking taylor expansion of (- 0.5) in z
0.065 * [taylor]: Taking taylor expansion of 0.5 in z
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.067 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.067 * [taylor]: Taking taylor expansion of z in z
0.069 * [taylor]: Taking taylor expansion of 0 in z
0.070 * * * [progress]: simplifying candidates
0.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (+ (fma x y (/ x 2.0)) z))
  (log1p (+ (fma x y (/ x 2.0)) z))
  (* (exp (fma x y (/ x 2.0))) (exp z))
  (log (+ (fma x y (/ x 2.0)) z))
  (exp (+ (fma x y (/ x 2.0)) z))
  (* (cbrt (+ (fma x y (/ x 2.0)) z)) (cbrt (+ (fma x y (/ x 2.0)) z)))
  (cbrt (+ (fma x y (/ x 2.0)) z))
  (* (* (+ (fma x y (/ x 2.0)) z) (+ (fma x y (/ x 2.0)) z)) (+ (fma x y (/ x 2.0)) z))
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (+ (pow (fma x y (/ x 2.0)) 3) (pow z 3))
  (+ (* (fma x y (/ x 2.0)) (fma x y (/ x 2.0))) (- (* z z) (* (fma x y (/ x 2.0)) z)))
  (- (* (fma x y (/ x 2.0)) (fma x y (/ x 2.0))) (* z z))
  (- (fma x y (/ x 2.0)) z)
  (+ (fma x y (/ x 2.0)) z)
  (+ (/ x 2.0) z)
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
0.072 * * [simplify]: iteration  0 :  36  enodes  (cost  221 )
0.082 * * [simplify]: iteration  1 :  88  enodes  (cost  214 )
0.096 * * [simplify]: iteration  2 :  209  enodes  (cost  195 )
0.141 * * [simplify]: iteration  3 :  699  enodes  (cost  190 )
0.354 * * [simplify]: iteration  4 :  3311  enodes  (cost  187 )
1.280 * * [simplify]: iteration  done :  5000  enodes  (cost  187 )
1.281 * [simplify]: Simplified to:
   (expm1 (+ (fma x y (/ x 2.0)) z))
  (log1p (+ (fma x y (/ x 2.0)) z))
  (exp (+ (fma x y (/ x 2.0)) z))
  (log (+ (fma x y (/ x 2.0)) z))
  (exp (+ (fma x y (/ x 2.0)) z))
  (* (cbrt (+ (fma x y (/ x 2.0)) z)) (cbrt (+ (fma x y (/ x 2.0)) z)))
  (cbrt (+ (fma x y (/ x 2.0)) z))
  (pow (+ (fma x y (/ x 2.0)) z) 3)
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (+ (pow (fma x y (/ x 2.0)) 3) (pow z 3))
  (fma z z (* (fma x y (/ x 2.0)) (- (fma x y (/ x 2.0)) z)))
  (- (* (fma x y (/ x 2.0)) (fma x y (/ x 2.0))) (* z z))
  (- (fma x y (/ x 2.0)) z)
  (+ (fma x y (/ x 2.0)) z)
  (+ (/ x 2.0) z)
  (fma x (+ 0.5 y) z)
  (fma x (+ 0.5 y) z)
  (fma x (+ 0.5 y) z)
1.281 * * * [progress]: adding candidates to table
1.328 * * [progress]: iteration 2 / 4
1.328 * * * [progress]: picking best candidate
1.330 * * * * [pick]: Picked  #<alt (λ (x y z) (fma x (+ 0.5 y) z))>
1.330 * * * [progress]: localizing error
1.335 * * * [progress]: generating rewritten candidates
1.335 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.336 * * * [progress]: generating series expansions
1.336 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.336 * [approximate]: Taking taylor expansion of (fma x (+ y 0.5) z) in (x y z) around 0
1.336 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in z
1.336 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
1.336 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in z
1.336 * [taylor]: Taking taylor expansion of x in z
1.336 * [taylor]: Taking taylor expansion of (+ y 0.5) in z
1.336 * [taylor]: Taking taylor expansion of y in z
1.336 * [taylor]: Taking taylor expansion of 0.5 in z
1.336 * [taylor]: Taking taylor expansion of z in z
1.336 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in y
1.336 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
1.336 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in y
1.336 * [taylor]: Taking taylor expansion of x in y
1.336 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
1.336 * [taylor]: Taking taylor expansion of y in y
1.336 * [taylor]: Taking taylor expansion of 0.5 in y
1.336 * [taylor]: Taking taylor expansion of z in y
1.336 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in x
1.336 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
1.336 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in x
1.336 * [taylor]: Taking taylor expansion of x in x
1.336 * [taylor]: Taking taylor expansion of (+ y 0.5) in x
1.336 * [taylor]: Taking taylor expansion of y in x
1.336 * [taylor]: Taking taylor expansion of 0.5 in x
1.337 * [taylor]: Taking taylor expansion of z in x
1.337 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in x
1.337 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
1.337 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in x
1.337 * [taylor]: Taking taylor expansion of x in x
1.337 * [taylor]: Taking taylor expansion of (+ y 0.5) in x
1.337 * [taylor]: Taking taylor expansion of y in x
1.337 * [taylor]: Taking taylor expansion of 0.5 in x
1.337 * [taylor]: Taking taylor expansion of z in x
1.337 * [taylor]: Taking taylor expansion of z in y
1.337 * [taylor]: Taking taylor expansion of z in z
1.338 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
1.338 * [taylor]: Taking taylor expansion of y in y
1.338 * [taylor]: Taking taylor expansion of 0.5 in y
1.338 * [taylor]: Taking taylor expansion of 0.5 in z
1.338 * [taylor]: Taking taylor expansion of 0 in z
1.339 * [taylor]: Taking taylor expansion of 0 in y
1.339 * [taylor]: Taking taylor expansion of 0 in z
1.339 * [taylor]: Taking taylor expansion of 1 in z
1.340 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in (x y z) around 0
1.340 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in z
1.340 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
1.340 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in z
1.340 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.340 * [taylor]: Taking taylor expansion of x in z
1.340 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in z
1.340 * [taylor]: Taking taylor expansion of (/ 1 y) in z
1.340 * [taylor]: Taking taylor expansion of y in z
1.340 * [taylor]: Taking taylor expansion of 0.5 in z
1.340 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.340 * [taylor]: Taking taylor expansion of z in z
1.341 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in y
1.341 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
1.341 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in y
1.341 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.341 * [taylor]: Taking taylor expansion of x in y
1.341 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
1.341 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.341 * [taylor]: Taking taylor expansion of y in y
1.341 * [taylor]: Taking taylor expansion of 0.5 in y
1.341 * [taylor]: Taking taylor expansion of (/ 1 z) in y
1.341 * [taylor]: Taking taylor expansion of z in y
1.341 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in x
1.341 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
1.341 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in x
1.341 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.341 * [taylor]: Taking taylor expansion of x in x
1.342 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in x
1.342 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.342 * [taylor]: Taking taylor expansion of y in x
1.342 * [taylor]: Taking taylor expansion of 0.5 in x
1.342 * [taylor]: Taking taylor expansion of (/ 1 z) in x
1.342 * [taylor]: Taking taylor expansion of z in x
1.342 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in x
1.342 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
1.342 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in x
1.342 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.342 * [taylor]: Taking taylor expansion of x in x
1.342 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in x
1.342 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.342 * [taylor]: Taking taylor expansion of y in x
1.342 * [taylor]: Taking taylor expansion of 0.5 in x
1.342 * [taylor]: Taking taylor expansion of (/ 1 z) in x
1.342 * [taylor]: Taking taylor expansion of z in x
1.343 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
1.343 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.343 * [taylor]: Taking taylor expansion of y in y
1.343 * [taylor]: Taking taylor expansion of 0.5 in y
1.343 * [taylor]: Taking taylor expansion of 1 in z
1.344 * [taylor]: Taking taylor expansion of (/ 1 z) in y
1.344 * [taylor]: Taking taylor expansion of z in y
1.345 * [taylor]: Taking taylor expansion of 0.5 in z
1.347 * [taylor]: Taking taylor expansion of 0 in y
1.347 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.347 * [taylor]: Taking taylor expansion of z in z
1.348 * [taylor]: Taking taylor expansion of 0 in z
1.348 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in (x y z) around 0
1.348 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in z
1.349 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
1.349 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in z
1.349 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.349 * [taylor]: Taking taylor expansion of -1 in z
1.349 * [taylor]: Taking taylor expansion of x in z
1.349 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in z
1.349 * [taylor]: Taking taylor expansion of 0.5 in z
1.349 * [taylor]: Taking taylor expansion of (/ 1 y) in z
1.349 * [taylor]: Taking taylor expansion of y in z
1.349 * [taylor]: Taking taylor expansion of (/ -1 z) in z
1.349 * [taylor]: Taking taylor expansion of -1 in z
1.349 * [taylor]: Taking taylor expansion of z in z
1.349 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in y
1.349 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
1.349 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in y
1.349 * [taylor]: Taking taylor expansion of (/ -1 x) in y
1.349 * [taylor]: Taking taylor expansion of -1 in y
1.349 * [taylor]: Taking taylor expansion of x in y
1.349 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in y
1.349 * [taylor]: Taking taylor expansion of 0.5 in y
1.349 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.349 * [taylor]: Taking taylor expansion of y in y
1.350 * [taylor]: Taking taylor expansion of (/ -1 z) in y
1.350 * [taylor]: Taking taylor expansion of -1 in y
1.350 * [taylor]: Taking taylor expansion of z in y
1.350 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in x
1.350 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
1.350 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in x
1.350 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.350 * [taylor]: Taking taylor expansion of -1 in x
1.350 * [taylor]: Taking taylor expansion of x in x
1.350 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in x
1.350 * [taylor]: Taking taylor expansion of 0.5 in x
1.350 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.350 * [taylor]: Taking taylor expansion of y in x
1.350 * [taylor]: Taking taylor expansion of (/ -1 z) in x
1.350 * [taylor]: Taking taylor expansion of -1 in x
1.350 * [taylor]: Taking taylor expansion of z in x
1.350 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in x
1.350 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
1.351 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in x
1.351 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.351 * [taylor]: Taking taylor expansion of -1 in x
1.351 * [taylor]: Taking taylor expansion of x in x
1.351 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in x
1.351 * [taylor]: Taking taylor expansion of 0.5 in x
1.351 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.351 * [taylor]: Taking taylor expansion of y in x
1.351 * [taylor]: Taking taylor expansion of (/ -1 z) in x
1.351 * [taylor]: Taking taylor expansion of -1 in x
1.351 * [taylor]: Taking taylor expansion of z in x
1.351 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
1.351 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.351 * [taylor]: Taking taylor expansion of y in y
1.352 * [taylor]: Taking taylor expansion of 0.5 in y
1.352 * [taylor]: Taking taylor expansion of 1 in z
1.353 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
1.353 * [taylor]: Taking taylor expansion of (/ 1 z) in y
1.353 * [taylor]: Taking taylor expansion of z in y
1.354 * [taylor]: Taking taylor expansion of (- 0.5) in z
1.354 * [taylor]: Taking taylor expansion of 0.5 in z
1.357 * [taylor]: Taking taylor expansion of 0 in y
1.357 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
1.357 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.357 * [taylor]: Taking taylor expansion of z in z
1.358 * [taylor]: Taking taylor expansion of 0 in z
1.359 * * * [progress]: simplifying candidates
1.360 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (fma x (+ 0.5 y) z))
  (log1p (fma x (+ 0.5 y) z))
  (* x (+ 0.5 y))
  (log (fma x (+ 0.5 y) z))
  (exp (fma x (+ 0.5 y) z))
  (* (cbrt (fma x (+ 0.5 y) z)) (cbrt (fma x (+ 0.5 y) z)))
  (cbrt (fma x (+ 0.5 y) z))
  (* (* (fma x (+ 0.5 y) z) (fma x (+ 0.5 y) z)) (fma x (+ 0.5 y) z))
  (sqrt (fma x (+ 0.5 y) z))
  (sqrt (fma x (+ 0.5 y) z))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
1.361 * * [simplify]: iteration  0 :  20  enodes  (cost  116 )
1.363 * * [simplify]: iteration  1 :  32  enodes  (cost  113 )
1.371 * * [simplify]: iteration  2 :  61  enodes  (cost  95 )
1.381 * * [simplify]: iteration  3 :  207  enodes  (cost  95 )
1.435 * * [simplify]: iteration  4 :  992  enodes  (cost  95 )
1.814 * * [simplify]: iteration  done :  5000  enodes  (cost  95 )
1.814 * [simplify]: Simplified to:
   (expm1 (fma x (+ 0.5 y) z))
  (log1p (fma x (+ 0.5 y) z))
  (* x (+ 0.5 y))
  (log (fma x (+ 0.5 y) z))
  (exp (fma x (+ 0.5 y) z))
  (* (cbrt (fma x (+ 0.5 y) z)) (cbrt (fma x (+ 0.5 y) z)))
  (cbrt (fma x (+ 0.5 y) z))
  (pow (fma (+ 0.5 y) x z) 3)
  (sqrt (fma x (+ 0.5 y) z))
  (sqrt (fma x (+ 0.5 y) z))
  (fma (+ 0.5 y) x z)
  (fma (+ 0.5 y) x z)
  (fma (+ 0.5 y) x z)
1.814 * * * [progress]: adding candidates to table
1.845 * [progress]: [Phase 3 of 3] Extracting.
1.845 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (+ (fma x y (/ x 2.0)) z))> #<alt (λ (x y z) (fma x (+ 0.5 y) z))>)
1.845 * * * [regime-changes]: Trying 3 branch expressions: (z y x)
1.845 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (+ (fma x y (/ x 2.0)) z))> #<alt (λ (x y z) (fma x (+ 0.5 y) z))>)
1.859 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (+ (fma x y (/ x 2.0)) z))> #<alt (λ (x y z) (fma x (+ 0.5 y) z))>)
1.874 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (+ (fma x y (/ x 2.0)) z))> #<alt (λ (x y z) (fma x (+ 0.5 y) z))>)
1.890 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
1.890 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma x (+ 0.5 y) z)
1.890 * * [simplify]: iteration  0 :  6  enodes  (cost  6 )
1.891 * * [simplify]: iteration  1 :  7  enodes  (cost  6 )
1.891 * * [simplify]: iteration  done :  7  enodes  (cost  6 )
1.891 * [simplify]: Simplified to:
   (fma x (+ 0.5 y) z)
2.389 * [regime-testing]: Baseline error score: 0.005750718839854982
2.390 * [regime-testing]: Oracle error score: 0
2.391 * [regime-testing]: End program error score: 0.005750718839854982