4.660 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.017 * [simplify]: Sending expressions to egg_math:
 (+ (+ (/ h0 h1) (* h2 h0)) h3)
0.020 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.021 * * [simplify]: iteration  1 :  24  enodes  (cost  3 )
0.022 * * [simplify]: iteration  2 :  28  enodes  (cost  3 )
0.024 * * [simplify]: iteration  3 :  30  enodes  (cost  3 )
0.025 * * [simplify]: iteration  4 :  30  enodes  (cost  3 )
0.025 * [simplify]: Simplified to:
   (+ (fma x y z) (/ x 2.0))
0.027 * * [progress]: iteration 1 / 4
0.027 * * * [progress]: picking best candidate
0.029 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (fma x y z) (/ x 2.0)))>
0.029 * * * [progress]: localizing error
0.034 * * * [progress]: generating rewritten candidates
0.034 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.045 * * * [progress]: generating series expansions
0.045 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.046 * [approximate]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in (x y z) around 0
0.046 * [taylor]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in z
0.046 * [taylor]: Taking taylor expansion of (fma x y z) in z
0.046 * [taylor]: Rewrote expression to (+ (* x y) z)
0.046 * [taylor]: Taking taylor expansion of (* x y) in z
0.046 * [taylor]: Taking taylor expansion of x in z
0.046 * [taylor]: Taking taylor expansion of y in z
0.046 * [taylor]: Taking taylor expansion of z in z
0.046 * [taylor]: Taking taylor expansion of (* 0.5 x) in z
0.046 * [taylor]: Taking taylor expansion of 0.5 in z
0.046 * [taylor]: Taking taylor expansion of x in z
0.046 * [taylor]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in y
0.046 * [taylor]: Taking taylor expansion of (fma x y z) in y
0.046 * [taylor]: Rewrote expression to (+ (* x y) z)
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 z in y
0.046 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.046 * [taylor]: Taking taylor expansion of 0.5 in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.046 * [taylor]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in x
0.046 * [taylor]: Taking taylor expansion of (fma x y z) in x
0.046 * [taylor]: Rewrote expression to (+ (* x y) z)
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 z in x
0.046 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.046 * [taylor]: Taking taylor expansion of 0.5 in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in x
0.046 * [taylor]: Taking taylor expansion of (fma x y z) in x
0.046 * [taylor]: Rewrote expression to (+ (* x y) z)
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 z in x
0.046 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.047 * [taylor]: Taking taylor expansion of 0.5 in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of z in y
0.047 * [taylor]: Taking taylor expansion of z in z
0.048 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of 0.5 in y
0.048 * [taylor]: Taking taylor expansion of 0.5 in z
0.048 * [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 0 in z
0.050 * [taylor]: Taking taylor expansion of 1 in z
0.050 * [approximate]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in (x y z) around 0
0.050 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in z
0.051 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in z
0.051 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.051 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in z
0.051 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.051 * [taylor]: Taking taylor expansion of x in z
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.051 * [taylor]: Taking taylor expansion of y in z
0.051 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.051 * [taylor]: Taking taylor expansion of z in z
0.051 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.051 * [taylor]: Taking taylor expansion of 0.5 in z
0.051 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.051 * [taylor]: Taking taylor expansion of x in z
0.051 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in y
0.051 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in y
0.051 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.051 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.051 * [taylor]: Taking taylor expansion of x in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.051 * [taylor]: Taking taylor expansion of y 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)) in y
0.052 * [taylor]: Taking taylor expansion of 0.5 in y
0.052 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.052 * [taylor]: Taking taylor expansion of x in y
0.052 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in x
0.052 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in x
0.052 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.052 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.052 * [taylor]: Taking taylor expansion of x in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.052 * [taylor]: Taking taylor expansion of y 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)) in x
0.052 * [taylor]: Taking taylor expansion of 0.5 in x
0.052 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.052 * [taylor]: Taking taylor expansion of x in x
0.052 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in x
0.052 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in x
0.053 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.053 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.053 * [taylor]: Taking taylor expansion of x in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.053 * [taylor]: Taking taylor expansion of y in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.053 * [taylor]: Taking taylor expansion of z in x
0.053 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.053 * [taylor]: Taking taylor expansion of 0.5 in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.053 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.054 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of 0.5 in y
0.054 * [taylor]: Taking taylor expansion of 1 in z
0.056 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.056 * [taylor]: Taking taylor expansion of z in y
0.056 * [taylor]: Taking taylor expansion of 0.5 in z
0.058 * [taylor]: Taking taylor expansion of 0 in y
0.058 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.059 * [taylor]: Taking taylor expansion of z in z
0.059 * [taylor]: Taking taylor expansion of 0 in z
0.060 * [approximate]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in (x y z) around 0
0.060 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in z
0.060 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in z
0.060 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.060 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in z
0.060 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.060 * [taylor]: Taking taylor expansion of -1 in z
0.060 * [taylor]: Taking taylor expansion of x in z
0.060 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.060 * [taylor]: Taking taylor expansion of -1 in z
0.060 * [taylor]: Taking taylor expansion of y in z
0.060 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.060 * [taylor]: Taking taylor expansion of -1 in z
0.060 * [taylor]: Taking taylor expansion of z in z
0.061 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.061 * [taylor]: Taking taylor expansion of 0.5 in z
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.061 * [taylor]: Taking taylor expansion of x in z
0.061 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in y
0.061 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in y
0.061 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.061 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in y
0.061 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.061 * [taylor]: Taking taylor expansion of -1 in y
0.061 * [taylor]: Taking taylor expansion of x in y
0.061 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.061 * [taylor]: Taking taylor expansion of -1 in y
0.061 * [taylor]: Taking taylor expansion of y in y
0.061 * [taylor]: Taking taylor expansion of (/ -1 z) in y
0.061 * [taylor]: Taking taylor expansion of -1 in y
0.061 * [taylor]: Taking taylor expansion of z in y
0.061 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.061 * [taylor]: Taking taylor expansion of 0.5 in y
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.061 * [taylor]: Taking taylor expansion of x in y
0.061 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in x
0.061 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in x
0.061 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.061 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.061 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.061 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.062 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of y in x
0.062 * [taylor]: Taking taylor expansion of (/ -1 z) in x
0.062 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of z in x
0.062 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.062 * [taylor]: Taking taylor expansion of 0.5 in x
0.062 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in x
0.062 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in x
0.062 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.062 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.062 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.062 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.063 * [taylor]: Taking taylor expansion of -1 in x
0.063 * [taylor]: Taking taylor expansion of y in x
0.063 * [taylor]: Taking taylor expansion of (/ -1 z) in x
0.063 * [taylor]: Taking taylor expansion of -1 in x
0.063 * [taylor]: Taking taylor expansion of z in x
0.063 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.063 * [taylor]: Taking taylor expansion of 0.5 in x
0.063 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.064 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.064 * [taylor]: Taking taylor expansion of y in y
0.064 * [taylor]: Taking taylor expansion of 0.5 in y
0.064 * [taylor]: Taking taylor expansion of 1 in z
0.066 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.066 * [taylor]: Taking taylor expansion of z in y
0.067 * [taylor]: Taking taylor expansion of (- 0.5) in z
0.067 * [taylor]: Taking taylor expansion of 0.5 in z
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.070 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.070 * [taylor]: Taking taylor expansion of z in z
0.071 * [taylor]: Taking taylor expansion of 0 in z
0.072 * * * [progress]: simplifying candidates
0.073 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (fma x y z) (/ x 2.0)))
  (log1p (+ (fma x y z) (/ x 2.0)))
  (* (exp (fma x y z)) (exp (/ x 2.0)))
  (log (+ (fma x y z) (/ x 2.0)))
  (exp (+ (fma x y z) (/ x 2.0)))
  (* (cbrt (+ (fma x y z) (/ x 2.0))) (cbrt (+ (fma x y z) (/ x 2.0))))
  (cbrt (+ (fma x y z) (/ x 2.0)))
  (* (* (+ (fma x y z) (/ x 2.0)) (+ (fma x y z) (/ x 2.0))) (+ (fma x y z) (/ x 2.0)))
  (sqrt (+ (fma x y z) (/ x 2.0)))
  (sqrt (+ (fma x y z) (/ x 2.0)))
  (+ (pow (fma x y z) 3) (pow (/ x 2.0) 3))
  (+ (* (fma x y z) (fma x y z)) (- (* (/ x 2.0) (/ x 2.0)) (* (fma x y z) (/ x 2.0))))
  (- (* (fma x y z) (fma x y z)) (* (/ x 2.0) (/ x 2.0)))
  (- (fma x y z) (/ x 2.0))
  (+ (fma x y z) (/ x 2.0))
  (+ z (/ x 2.0))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
0.073 * [simplify]: Sending expressions to egg_math:
 (expm1 (+ (fma h0 h1 h2) (/ h0 h3)))
 (log1p (+ (fma h0 h1 h2) (/ h0 h3)))
 (* (exp (fma h0 h1 h2)) (exp (/ h0 h3)))
 (log (+ (fma h0 h1 h2) (/ h0 h3)))
 (exp (+ (fma h0 h1 h2) (/ h0 h3)))
 (* (cbrt (+ (fma h0 h1 h2) (/ h0 h3))) (cbrt (+ (fma h0 h1 h2) (/ h0 h3))))
 (cbrt (+ (fma h0 h1 h2) (/ h0 h3)))
 (* (* (+ (fma h0 h1 h2) (/ h0 h3)) (+ (fma h0 h1 h2) (/ h0 h3))) (+ (fma h0 h1 h2) (/ h0 h3)))
 (sqrt (+ (fma h0 h1 h2) (/ h0 h3)))
 (sqrt (+ (fma h0 h1 h2) (/ h0 h3)))
 (+ (pow (fma h0 h1 h2) 3) (pow (/ h0 h3) 3))
 (+ (* (fma h0 h1 h2) (fma h0 h1 h2)) (- (* (/ h0 h3) (/ h0 h3)) (* (fma h0 h1 h2) (/ h0 h3))))
 (- (* (fma h0 h1 h2) (fma h0 h1 h2)) (* (/ h0 h3) (/ h0 h3)))
 (- (fma h0 h1 h2) (/ h0 h3))
 (+ (fma h0 h1 h2) (/ h0 h3))
 (+ h2 (/ h0 h3))
 (+ (* h4 h0) (+ h2 (* h0 h1)))
 (+ (* h4 h0) (+ h2 (* h0 h1)))
 (+ (* h4 h0) (+ h2 (* h0 h1)))
0.075 * * [simplify]: iteration  0 :  95  enodes  (cost  90 )
0.078 * * [simplify]: iteration  1 :  307  enodes  (cost  79 )
0.083 * * [simplify]: iteration  2 :  1287  enodes  (cost  79 )
0.105 * * [simplify]: iteration  3 :  5001  enodes  (cost  79 )
0.105 * [simplify]: Simplified to:
   (expm1 (+ (fma x y z) (/ x 2.0)))
  (log1p (+ (fma x y z) (/ x 2.0)))
  (exp (+ (fma x y z) (/ x 2.0)))
  (log (+ (fma x y z) (/ x 2.0)))
  (exp (+ (fma x y z) (/ x 2.0)))
  (* (cbrt (+ (fma x y z) (/ x 2.0))) (cbrt (+ (fma x y z) (/ x 2.0))))
  (cbrt (+ (fma x y z) (/ x 2.0)))
  (pow (+ (fma x y z) (/ x 2.0)) 3)
  (sqrt (+ (fma x y z) (/ x 2.0)))
  (sqrt (+ (fma x y z) (/ x 2.0)))
  (+ (pow (fma x y z) 3) (pow (/ x 2.0) 3))
  (fma (/ x 2.0) (- (/ x 2.0) (fma x y z)) (* (fma x y z) (fma x y z)))
  (- (* (fma x y z) (fma x y z)) (* (/ x 2.0) (/ x 2.0)))
  (- (fma x y z) (/ x 2.0))
  (+ (fma x y z) (/ x 2.0))
  (+ z (/ x 2.0))
  (fma x 0.5 (fma x y z))
  (fma x 0.5 (fma x y z))
  (fma x 0.5 (fma x y z))
0.106 * * * [progress]: adding candidates to table
0.148 * * [progress]: iteration 2 / 4
0.148 * * * [progress]: picking best candidate
0.151 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (* x y) (+ z (/ x 2.0))))>
0.151 * * * [progress]: localizing error
0.156 * * * [progress]: generating rewritten candidates
0.156 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.191 * * * [progress]: generating series expansions
0.191 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.191 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in (x y z) around 0
0.191 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in z
0.191 * [taylor]: Taking taylor expansion of (* 0.5 x) in z
0.191 * [taylor]: Taking taylor expansion of 0.5 in z
0.191 * [taylor]: Taking taylor expansion of x in z
0.191 * [taylor]: Taking taylor expansion of (+ z (* x y)) in z
0.191 * [taylor]: Taking taylor expansion of z in z
0.191 * [taylor]: Taking taylor expansion of (* x y) in z
0.191 * [taylor]: Taking taylor expansion of x in z
0.191 * [taylor]: Taking taylor expansion of y in z
0.191 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in y
0.191 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.191 * [taylor]: Taking taylor expansion of 0.5 in y
0.191 * [taylor]: Taking taylor expansion of x in y
0.191 * [taylor]: Taking taylor expansion of (+ z (* x y)) in y
0.191 * [taylor]: Taking taylor expansion of z in y
0.191 * [taylor]: Taking taylor expansion of (* x y) in y
0.191 * [taylor]: Taking taylor expansion of x in y
0.191 * [taylor]: Taking taylor expansion of y in y
0.191 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in x
0.191 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.191 * [taylor]: Taking taylor expansion of 0.5 in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [taylor]: Taking taylor expansion of (+ z (* x y)) in x
0.191 * [taylor]: Taking taylor expansion of z in x
0.191 * [taylor]: Taking taylor expansion of (* x y) in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [taylor]: Taking taylor expansion of y in x
0.191 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in x
0.191 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.192 * [taylor]: Taking taylor expansion of 0.5 in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (+ z (* x y)) in x
0.192 * [taylor]: Taking taylor expansion of z in x
0.192 * [taylor]: Taking taylor expansion of (* x y) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of y in x
0.192 * [taylor]: Taking taylor expansion of z in y
0.192 * [taylor]: Taking taylor expansion of z in z
0.193 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.193 * [taylor]: Taking taylor expansion of y in y
0.193 * [taylor]: Taking taylor expansion of 0.5 in y
0.193 * [taylor]: Taking taylor expansion of 0.5 in z
0.194 * [taylor]: Taking taylor expansion of 0 in z
0.195 * [taylor]: Taking taylor expansion of 0 in y
0.195 * [taylor]: Taking taylor expansion of 0 in z
0.195 * [taylor]: Taking taylor expansion of 1 in z
0.196 * [approximate]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in (x y z) around 0
0.196 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in z
0.196 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.196 * [taylor]: Taking taylor expansion of z in z
0.196 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in z
0.196 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.196 * [taylor]: Taking taylor expansion of 0.5 in z
0.196 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.196 * [taylor]: Taking taylor expansion of x in z
0.196 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.196 * [taylor]: Taking taylor expansion of (* x y) in z
0.196 * [taylor]: Taking taylor expansion of x in z
0.196 * [taylor]: Taking taylor expansion of y in z
0.196 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in y
0.196 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.196 * [taylor]: Taking taylor expansion of z in y
0.196 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in y
0.196 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.196 * [taylor]: Taking taylor expansion of 0.5 in y
0.196 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.196 * [taylor]: Taking taylor expansion of x in y
0.196 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.196 * [taylor]: Taking taylor expansion of (* x y) in y
0.196 * [taylor]: Taking taylor expansion of x in y
0.196 * [taylor]: Taking taylor expansion of y in y
0.197 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.197 * [taylor]: Taking taylor expansion of z in x
0.197 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in x
0.197 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.197 * [taylor]: Taking taylor expansion of 0.5 in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.197 * [taylor]: Taking taylor expansion of (* x y) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of y in x
0.197 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.197 * [taylor]: Taking taylor expansion of z in x
0.197 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in x
0.197 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.197 * [taylor]: Taking taylor expansion of 0.5 in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.198 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.198 * [taylor]: Taking taylor expansion of (* x y) in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.198 * [taylor]: Taking taylor expansion of y in x
0.198 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.198 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.198 * [taylor]: Taking taylor expansion of y in y
0.199 * [taylor]: Taking taylor expansion of 0.5 in y
0.199 * [taylor]: Taking taylor expansion of 1 in z
0.200 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.200 * [taylor]: Taking taylor expansion of z in y
0.201 * [taylor]: Taking taylor expansion of 0.5 in z
0.203 * [taylor]: Taking taylor expansion of 0 in y
0.203 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.203 * [taylor]: Taking taylor expansion of z in z
0.204 * [taylor]: Taking taylor expansion of 0 in z
0.204 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in (x y z) around 0
0.204 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in z
0.204 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.204 * [taylor]: Taking taylor expansion of (* x y) in z
0.204 * [taylor]: Taking taylor expansion of x in z
0.204 * [taylor]: Taking taylor expansion of y in z
0.205 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in z
0.205 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.205 * [taylor]: Taking taylor expansion of z in z
0.205 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.205 * [taylor]: Taking taylor expansion of 0.5 in z
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.205 * [taylor]: Taking taylor expansion of x in z
0.205 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in y
0.205 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.205 * [taylor]: Taking taylor expansion of (* x y) in y
0.205 * [taylor]: Taking taylor expansion of x in y
0.205 * [taylor]: Taking taylor expansion of y in y
0.205 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in y
0.205 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.205 * [taylor]: Taking taylor expansion of z in y
0.205 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.205 * [taylor]: Taking taylor expansion of 0.5 in y
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.205 * [taylor]: Taking taylor expansion of x in y
0.205 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.205 * [taylor]: Taking taylor expansion of (* x y) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.206 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.206 * [taylor]: Taking taylor expansion of z in x
0.206 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.206 * [taylor]: Taking taylor expansion of 0.5 in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.206 * [taylor]: Taking taylor expansion of (* x y) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of y in x
0.206 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.207 * [taylor]: Taking taylor expansion of z in x
0.207 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.207 * [taylor]: Taking taylor expansion of 0.5 in x
0.207 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.208 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.208 * [taylor]: Taking taylor expansion of y in y
0.208 * [taylor]: Taking taylor expansion of 0.5 in y
0.208 * [taylor]: Taking taylor expansion of 1 in z
0.209 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.209 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.209 * [taylor]: Taking taylor expansion of z in y
0.211 * [taylor]: Taking taylor expansion of (- 0.5) in z
0.211 * [taylor]: Taking taylor expansion of 0.5 in z
0.213 * [taylor]: Taking taylor expansion of 0 in y
0.213 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.213 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.213 * [taylor]: Taking taylor expansion of z in z
0.214 * [taylor]: Taking taylor expansion of 0 in z
0.215 * * * [progress]: simplifying candidates
0.215 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (* x y) (+ z (/ x 2.0))))
  (log1p (+ (* x y) (+ z (/ x 2.0))))
  (* (exp (* x y)) (* (exp z) (exp (/ x 2.0))))
  (* (exp (* x y)) (exp (+ z (/ x 2.0))))
  (log (+ (* x y) (+ z (/ x 2.0))))
  (exp (+ (* x y) (+ z (/ x 2.0))))
  (* (cbrt (+ (* x y) (+ z (/ x 2.0)))) (cbrt (+ (* x y) (+ z (/ x 2.0)))))
  (cbrt (+ (* x y) (+ z (/ x 2.0))))
  (* (* (+ (* x y) (+ z (/ x 2.0))) (+ (* x y) (+ z (/ x 2.0)))) (+ (* x y) (+ z (/ x 2.0))))
  (sqrt (+ (* x y) (+ z (/ x 2.0))))
  (sqrt (+ (* x y) (+ z (/ x 2.0))))
  (+ (pow (* x y) 3) (pow (+ z (/ x 2.0)) 3))
  (+ (* (* x y) (* x y)) (- (* (+ z (/ x 2.0)) (+ z (/ x 2.0))) (* (* x y) (+ z (/ x 2.0)))))
  (- (* (* x y) (* x y)) (* (+ z (/ x 2.0)) (+ z (/ x 2.0))))
  (- (* x y) (+ z (/ x 2.0)))
  (+ (* x y) z)
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
0.216 * [simplify]: Sending expressions to egg_math:
 (expm1 (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (log1p (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (* (exp (* h0 h1)) (* (exp h2) (exp (/ h0 h3))))
 (* (exp (* h0 h1)) (exp (+ h2 (/ h0 h3))))
 (log (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (exp (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (* (cbrt (+ (* h0 h1) (+ h2 (/ h0 h3)))) (cbrt (+ (* h0 h1) (+ h2 (/ h0 h3)))))
 (cbrt (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (* (* (+ (* h0 h1) (+ h2 (/ h0 h3))) (+ (* h0 h1) (+ h2 (/ h0 h3)))) (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (sqrt (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (sqrt (+ (* h0 h1) (+ h2 (/ h0 h3))))
 (+ (pow (* h0 h1) 3) (pow (+ h2 (/ h0 h3)) 3))
 (+ (* (* h0 h1) (* h0 h1)) (- (* (+ h2 (/ h0 h3)) (+ h2 (/ h0 h3))) (* (* h0 h1) (+ h2 (/ h0 h3)))))
 (- (* (* h0 h1) (* h0 h1)) (* (+ h2 (/ h0 h3)) (+ h2 (/ h0 h3))))
 (- (* h0 h1) (+ h2 (/ h0 h3)))
 (+ (* h0 h1) h2)
 (+ (* h4 h0) (+ h2 (* h0 h1)))
 (+ (* h4 h0) (+ h2 (* h0 h1)))
 (+ (* h4 h0) (+ h2 (* h0 h1)))
0.218 * * [simplify]: iteration  0 :  125  enodes  (cost  108 )
0.221 * * [simplify]: iteration  1 :  469  enodes  (cost  95 )
0.231 * * [simplify]: iteration  2 :  1959  enodes  (cost  95 )
0.262 * * [simplify]: iteration  3 :  5001  enodes  (cost  95 )
0.263 * [simplify]: Simplified to:
   (expm1 (+ (* x y) (+ z (/ x 2.0))))
  (log1p (+ (* x y) (+ z (/ x 2.0))))
  (exp (+ (* x y) (+ z (/ x 2.0))))
  (exp (+ (* x y) (+ z (/ x 2.0))))
  (log (+ (* x y) (+ z (/ x 2.0))))
  (exp (+ (* x y) (+ z (/ x 2.0))))
  (* (cbrt (+ (* x y) (+ z (/ x 2.0)))) (cbrt (+ (* x y) (+ z (/ x 2.0)))))
  (cbrt (+ (* x y) (+ z (/ x 2.0))))
  (pow (fma x y (+ z (/ x 2.0))) 3)
  (sqrt (+ (* x y) (+ z (/ x 2.0))))
  (sqrt (+ (* x y) (+ z (/ x 2.0))))
  (+ (pow (* x y) 3) (pow (+ z (/ x 2.0)) 3))
  (fma (* x x) (* y y) (* (+ z (/ x 2.0)) (- (+ z (/ x 2.0)) (* x y))))
  (* (fma x y (+ z (/ x 2.0))) (- (* x y) (+ z (/ x 2.0))))
  (- (* x y) (+ z (/ x 2.0)))
  (fma x y z)
  (fma x 0.5 (fma x y z))
  (fma x 0.5 (fma x y z))
  (fma x 0.5 (fma x y z))
0.263 * * * [progress]: adding candidates to table
0.298 * * [progress]: iteration 3 / 4
0.298 * * * [progress]: picking best candidate
0.299 * * * * [pick]: Picked  #<alt (λ (x y z) (fma x y (+ z (/ x 2.0))))>
0.299 * * * [progress]: localizing error
0.304 * * * [progress]: generating rewritten candidates
0.304 * * * [progress]: generating series expansions
0.304 * * * [progress]: simplifying candidates
0.305 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.305 * [simplify]: Sending expressions to egg_math:
 
0.307 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.307 * [simplify]: Simplified to:
   
0.307 * * * [progress]: adding candidates to table
0.307 * [progress]: [Phase 3 of 3] Extracting.
0.309 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x y (+ z (/ x 2.0)))
0.309 * [simplify]: Sending expressions to egg_math:
 (fma h0 h1 (+ h2 (/ h0 h3)))
0.309 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.309 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.309 * [simplify]: Simplified to:
   (fma x y (+ z (/ x 2.0)))
0.841 * [regime-testing]: End program error score: 0.0006250781347668458