6.580 * [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-egg> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.019 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.021 * * [simplify]: iteration  1 :  24  enodes  (cost  3 )
0.023 * * [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))
0.028 * * [progress]: iteration 1 / 4
0.028 * * * [progress]: picking best candidate
0.031 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (fma x y z) (/ x 2.0)))>
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)
0.047 * [approximate]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in (x y z) around 0
0.047 * [taylor]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in z
0.047 * [taylor]: Taking taylor expansion of (fma x y z) in z
0.047 * [taylor]: Rewrote expression to (+ (* x y) 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 z in z
0.047 * [taylor]: Taking taylor expansion of (* 0.5 x) in z
0.047 * [taylor]: Taking taylor expansion of 0.5 in z
0.047 * [taylor]: Taking taylor expansion of x in z
0.047 * [taylor]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in y
0.047 * [taylor]: Taking taylor expansion of (fma x y z) in y
0.047 * [taylor]: Rewrote expression to (+ (* x y) z)
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 z in y
0.047 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.047 * [taylor]: Taking taylor expansion of 0.5 in y
0.047 * [taylor]: Taking taylor expansion of x in y
0.047 * [taylor]: Taking taylor expansion of (+ (fma x y z) (* 0.5 x)) in x
0.047 * [taylor]: Taking taylor expansion of (fma x y z) in x
0.047 * [taylor]: Rewrote expression to (+ (* x y) z)
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 z in x
0.047 * [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 (+ (fma x y z) (* 0.5 x)) in x
0.047 * [taylor]: Taking taylor expansion of (fma x y z) in x
0.047 * [taylor]: Rewrote expression to (+ (* x y) z)
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 z in x
0.047 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.048 * [taylor]: Taking taylor expansion of 0.5 in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of z in y
0.048 * [taylor]: Taking taylor expansion of z in z
0.050 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of 0.5 in y
0.050 * [taylor]: Taking taylor expansion of 0.5 in z
0.050 * [taylor]: Taking taylor expansion of 0 in z
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.052 * [taylor]: Taking taylor expansion of 0 in z
0.052 * [taylor]: Taking taylor expansion of 1 in z
0.053 * [approximate]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in (x y z) around 0
0.053 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in z
0.053 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in z
0.053 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.053 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in z
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.053 * [taylor]: Taking taylor expansion of x in z
0.053 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.053 * [taylor]: Taking taylor expansion of y in z
0.053 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.053 * [taylor]: Taking taylor expansion of z in z
0.053 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.053 * [taylor]: Taking taylor expansion of 0.5 in z
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.054 * [taylor]: Taking taylor expansion of x in z
0.054 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in y
0.054 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in y
0.054 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.054 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.054 * [taylor]: Taking taylor expansion of x 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 (/ 1 z) in y
0.054 * [taylor]: Taking taylor expansion of z in y
0.054 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.054 * [taylor]: Taking taylor expansion of 0.5 in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.054 * [taylor]: Taking taylor expansion of x in y
0.054 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in x
0.054 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in x
0.054 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.054 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.055 * [taylor]: Taking taylor expansion of z in x
0.055 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.055 * [taylor]: Taking taylor expansion of 0.5 in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (+ (fma (/ 1 x) (/ 1 y) (/ 1 z)) (* 0.5 (/ 1 x))) in x
0.055 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 z)) in x
0.055 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 z))
0.055 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.056 * [taylor]: Taking taylor expansion of z in x
0.056 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.056 * [taylor]: Taking taylor expansion of 0.5 in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.057 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.057 * [taylor]: Taking taylor expansion of 0.5 in y
0.057 * [taylor]: Taking taylor expansion of 1 in z
0.059 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.059 * [taylor]: Taking taylor expansion of z in y
0.060 * [taylor]: Taking taylor expansion of 0.5 in z
0.063 * [taylor]: Taking taylor expansion of 0 in y
0.063 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.063 * [taylor]: Taking taylor expansion of z in z
0.064 * [taylor]: Taking taylor expansion of 0 in z
0.064 * [approximate]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in (x y z) around 0
0.064 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in z
0.064 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in z
0.065 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.065 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in z
0.065 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.065 * [taylor]: Taking taylor expansion of -1 in z
0.065 * [taylor]: Taking taylor expansion of x in z
0.065 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.065 * [taylor]: Taking taylor expansion of -1 in z
0.065 * [taylor]: Taking taylor expansion of y in z
0.065 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.065 * [taylor]: Taking taylor expansion of -1 in z
0.065 * [taylor]: Taking taylor expansion of z in z
0.066 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.066 * [taylor]: Taking taylor expansion of 0.5 in z
0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.066 * [taylor]: Taking taylor expansion of x in z
0.066 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in y
0.066 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in y
0.066 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.066 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in y
0.066 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.066 * [taylor]: Taking taylor expansion of -1 in y
0.066 * [taylor]: Taking taylor expansion of x in y
0.066 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.066 * [taylor]: Taking taylor expansion of -1 in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of (/ -1 z) in y
0.067 * [taylor]: Taking taylor expansion of -1 in y
0.067 * [taylor]: Taking taylor expansion of z in y
0.067 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.067 * [taylor]: Taking taylor expansion of 0.5 in y
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.067 * [taylor]: Taking taylor expansion of x in y
0.067 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in x
0.067 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in x
0.067 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.067 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.067 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.067 * [taylor]: Taking taylor expansion of -1 in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.067 * [taylor]: Taking taylor expansion of -1 in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [taylor]: Taking taylor expansion of (/ -1 z) in x
0.067 * [taylor]: Taking taylor expansion of -1 in x
0.067 * [taylor]: Taking taylor expansion of z in x
0.067 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.067 * [taylor]: Taking taylor expansion of 0.5 in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -1 z)) (* 0.5 (/ 1 x))) in x
0.068 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -1 z)) in x
0.068 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -1 z))
0.068 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.068 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.068 * [taylor]: Taking taylor expansion of -1 in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.068 * [taylor]: Taking taylor expansion of -1 in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (/ -1 z) in x
0.068 * [taylor]: Taking taylor expansion of -1 in x
0.068 * [taylor]: Taking taylor expansion of z in x
0.068 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.068 * [taylor]: Taking taylor expansion of 0.5 in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of 0.5 in y
0.070 * [taylor]: Taking taylor expansion of 1 in z
0.072 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.072 * [taylor]: Taking taylor expansion of z in y
0.074 * [taylor]: Taking taylor expansion of (- 0.5) in z
0.074 * [taylor]: Taking taylor expansion of 0.5 in z
0.077 * [taylor]: Taking taylor expansion of 0 in y
0.077 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.077 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.077 * [taylor]: Taking taylor expansion of z in z
0.078 * [taylor]: Taking taylor expansion of 0 in z
0.080 * * * [progress]: simplifying candidates
0.080 * [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)))
0.084 * * [simplify]: iteration  0 :  90  enodes  (cost  90 )
0.086 * * [simplify]: iteration  1 :  287  enodes  (cost  79 )
0.092 * * [simplify]: iteration  2 :  1227  enodes  (cost  79 )
0.116 * * [simplify]: iteration  3 :  5001  enodes  (cost  79 )
0.117 * [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))
0.117 * * * [progress]: adding candidates to table
0.152 * * [progress]: iteration 2 / 4
0.152 * * * [progress]: picking best candidate
0.153 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>
0.153 * * * [progress]: localizing error
0.159 * * * [progress]: generating rewritten candidates
0.159 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.173 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.191 * * * [progress]: generating series expansions
0.191 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.191 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in (x y) around 0
0.191 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 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 (* 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) (* 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 (* 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 (+ (* 0.5 x) (* x y)) in x
0.192 * [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 (* x y) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of y in x
0.193 * [taylor]: Taking taylor expansion of 0 in y
0.194 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.194 * [taylor]: Taking taylor expansion of y in y
0.194 * [taylor]: Taking taylor expansion of 0.5 in y
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.198 * [taylor]: Taking taylor expansion of 0 in y
0.200 * [taylor]: Taking taylor expansion of 0 in y
0.200 * [approximate]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.200 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.200 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.200 * [taylor]: Taking taylor expansion of (* x y) in y
0.200 * [taylor]: Taking taylor expansion of x in y
0.200 * [taylor]: Taking taylor expansion of y in y
0.201 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.201 * [taylor]: Taking taylor expansion of 0.5 in y
0.201 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.201 * [taylor]: Taking taylor expansion of x in y
0.201 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.201 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.201 * [taylor]: Taking taylor expansion of (* x y) in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.201 * [taylor]: Taking taylor expansion of y in x
0.201 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.201 * [taylor]: Taking taylor expansion of 0.5 in x
0.201 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.201 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.201 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.201 * [taylor]: Taking taylor expansion of (* x y) in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.202 * [taylor]: Taking taylor expansion of y in x
0.202 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.202 * [taylor]: Taking taylor expansion of 0.5 in x
0.202 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.203 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.203 * [taylor]: Taking taylor expansion of y in y
0.203 * [taylor]: Taking taylor expansion of 0.5 in y
0.205 * [taylor]: Taking taylor expansion of 0 in y
0.208 * [taylor]: Taking taylor expansion of 0 in y
0.211 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.218 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.218 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.218 * [taylor]: Taking taylor expansion of (* x y) in y
0.218 * [taylor]: Taking taylor expansion of x in y
0.218 * [taylor]: Taking taylor expansion of y in y
0.218 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.218 * [taylor]: Taking taylor expansion of 0.5 in y
0.218 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.218 * [taylor]: Taking taylor expansion of x in y
0.218 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.219 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.219 * [taylor]: Taking taylor expansion of (* x y) in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [taylor]: Taking taylor expansion of y in x
0.219 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.219 * [taylor]: Taking taylor expansion of 0.5 in x
0.219 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.219 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.219 * [taylor]: Taking taylor expansion of (* x y) in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [taylor]: Taking taylor expansion of y in x
0.220 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.220 * [taylor]: Taking taylor expansion of 0.5 in x
0.220 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.220 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.221 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.221 * [taylor]: Taking taylor expansion of y in y
0.221 * [taylor]: Taking taylor expansion of 0.5 in y
0.223 * [taylor]: Taking taylor expansion of 0 in y
0.228 * [taylor]: Taking taylor expansion of 0 in y
0.231 * [taylor]: Taking taylor expansion of 0 in y
0.235 * [taylor]: Taking taylor expansion of 0 in y
0.236 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.236 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in (x y z) around 0
0.236 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in z
0.236 * [taylor]: Taking taylor expansion of (* 0.5 x) in z
0.236 * [taylor]: Taking taylor expansion of 0.5 in z
0.236 * [taylor]: Taking taylor expansion of x in z
0.236 * [taylor]: Taking taylor expansion of (+ z (* x y)) in z
0.236 * [taylor]: Taking taylor expansion of z in z
0.236 * [taylor]: Taking taylor expansion of (* x y) in z
0.236 * [taylor]: Taking taylor expansion of x in z
0.236 * [taylor]: Taking taylor expansion of y in z
0.236 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in y
0.236 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.236 * [taylor]: Taking taylor expansion of 0.5 in y
0.236 * [taylor]: Taking taylor expansion of x in y
0.236 * [taylor]: Taking taylor expansion of (+ z (* x y)) in y
0.236 * [taylor]: Taking taylor expansion of z in y
0.236 * [taylor]: Taking taylor expansion of (* x y) in y
0.236 * [taylor]: Taking taylor expansion of x in y
0.236 * [taylor]: Taking taylor expansion of y in y
0.236 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in x
0.236 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.236 * [taylor]: Taking taylor expansion of 0.5 in x
0.236 * [taylor]: Taking taylor expansion of x in x
0.236 * [taylor]: Taking taylor expansion of (+ z (* x y)) in x
0.236 * [taylor]: Taking taylor expansion of z in x
0.237 * [taylor]: Taking taylor expansion of (* x y) in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in x
0.237 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.237 * [taylor]: Taking taylor expansion of 0.5 in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of (+ z (* x y)) in x
0.237 * [taylor]: Taking taylor expansion of z in x
0.237 * [taylor]: Taking taylor expansion of (* x y) in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of z in y
0.237 * [taylor]: Taking taylor expansion of z in z
0.238 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.238 * [taylor]: Taking taylor expansion of y in y
0.238 * [taylor]: Taking taylor expansion of 0.5 in y
0.239 * [taylor]: Taking taylor expansion of 0.5 in z
0.239 * [taylor]: Taking taylor expansion of 0 in z
0.240 * [taylor]: Taking taylor expansion of 0 in y
0.240 * [taylor]: Taking taylor expansion of 0 in z
0.241 * [taylor]: Taking taylor expansion of 1 in z
0.241 * [approximate]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in (x y z) around 0
0.241 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in z
0.241 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.241 * [taylor]: Taking taylor expansion of z in z
0.242 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in z
0.242 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.242 * [taylor]: Taking taylor expansion of 0.5 in z
0.242 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.242 * [taylor]: Taking taylor expansion of x in z
0.242 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.242 * [taylor]: Taking taylor expansion of (* x y) in z
0.242 * [taylor]: Taking taylor expansion of x in z
0.242 * [taylor]: Taking taylor expansion of y in z
0.242 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in y
0.242 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.242 * [taylor]: Taking taylor expansion of z in y
0.242 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in y
0.242 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.242 * [taylor]: Taking taylor expansion of 0.5 in y
0.242 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.242 * [taylor]: Taking taylor expansion of x in y
0.242 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.242 * [taylor]: Taking taylor expansion of (* x y) in y
0.242 * [taylor]: Taking taylor expansion of x in y
0.242 * [taylor]: Taking taylor expansion of y in y
0.242 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.243 * [taylor]: Taking taylor expansion of z in x
0.243 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in x
0.243 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.243 * [taylor]: Taking taylor expansion of 0.5 in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.243 * [taylor]: Taking taylor expansion of (* x y) in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of y in x
0.243 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.243 * [taylor]: Taking taylor expansion of z in x
0.243 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in x
0.243 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.243 * [taylor]: Taking taylor expansion of 0.5 in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.244 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.244 * [taylor]: Taking taylor expansion of (* x y) in x
0.244 * [taylor]: Taking taylor expansion of x in x
0.244 * [taylor]: Taking taylor expansion of y in x
0.245 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.245 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.245 * [taylor]: Taking taylor expansion of y in y
0.245 * [taylor]: Taking taylor expansion of 0.5 in y
0.245 * [taylor]: Taking taylor expansion of 1 in z
0.247 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.247 * [taylor]: Taking taylor expansion of z in y
0.248 * [taylor]: Taking taylor expansion of 0.5 in z
0.250 * [taylor]: Taking taylor expansion of 0 in y
0.250 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.250 * [taylor]: Taking taylor expansion of z in z
0.251 * [taylor]: Taking taylor expansion of 0 in z
0.252 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in (x y z) around 0
0.252 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in z
0.252 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.252 * [taylor]: Taking taylor expansion of (* x y) in z
0.252 * [taylor]: Taking taylor expansion of x in z
0.252 * [taylor]: Taking taylor expansion of y in z
0.252 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in z
0.252 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.252 * [taylor]: Taking taylor expansion of z in z
0.253 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.253 * [taylor]: Taking taylor expansion of 0.5 in z
0.253 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.253 * [taylor]: Taking taylor expansion of x in z
0.253 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in y
0.253 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.253 * [taylor]: Taking taylor expansion of (* x y) in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of y in y
0.253 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in y
0.253 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.253 * [taylor]: Taking taylor expansion of z in y
0.253 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.253 * [taylor]: Taking taylor expansion of 0.5 in y
0.253 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.253 * [taylor]: Taking taylor expansion of (* x y) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.254 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.254 * [taylor]: Taking taylor expansion of z in x
0.254 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.254 * [taylor]: Taking taylor expansion of 0.5 in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.254 * [taylor]: Taking taylor expansion of (* x y) in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of y in x
0.254 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in x
0.255 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.255 * [taylor]: Taking taylor expansion of z in x
0.255 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.255 * [taylor]: Taking taylor expansion of 0.5 in x
0.255 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.255 * [taylor]: Taking taylor expansion of x in x
0.256 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.256 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.256 * [taylor]: Taking taylor expansion of y in y
0.256 * [taylor]: Taking taylor expansion of 0.5 in y
0.257 * [taylor]: Taking taylor expansion of 1 in z
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.258 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.258 * [taylor]: Taking taylor expansion of z in y
0.260 * [taylor]: Taking taylor expansion of (- 0.5) in z
0.260 * [taylor]: Taking taylor expansion of 0.5 in z
0.262 * [taylor]: Taking taylor expansion of 0 in y
0.262 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.262 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.262 * [taylor]: Taking taylor expansion of z in z
0.264 * [taylor]: Taking taylor expansion of 0 in z
0.265 * * * [progress]: simplifying candidates
0.266 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (/ x 2.0) (* y x)))
  (log1p (+ (/ x 2.0) (* y x)))
  (* (exp (/ x 2.0)) (exp (* y x)))
  (log (+ (/ x 2.0) (* y x)))
  (exp (+ (/ x 2.0) (* y x)))
  (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x))))
  (cbrt (+ (/ x 2.0) (* y x)))
  (* (* (+ (/ x 2.0) (* y x)) (+ (/ x 2.0) (* y x))) (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (+ (* (/ x 2.0) (/ x 2.0)) (- (* (* y x) (* y x)) (* (/ x 2.0) (* y x))))
  (- (* (/ x 2.0) (/ x 2.0)) (* (* y x) (* y x)))
  (- (/ x 2.0) (* y x))
  (+ (/ x 2.0) (* y x))
  (+ (/ x 2.0) (* y x))
  (+ (/ 1 2.0) y)
  (expm1 (+ (+ (/ x 2.0) (* y x)) z))
  (log1p (+ (+ (/ x 2.0) (* y x)) z))
  (* (* (exp (/ x 2.0)) (exp (* y x))) (exp z))
  (* (exp (+ (/ x 2.0) (* y x))) (exp z))
  (log (+ (+ (/ x 2.0) (* y x)) z))
  (exp (+ (+ (/ x 2.0) (* y x)) z))
  (* (cbrt (+ (+ (/ x 2.0) (* y x)) z)) (cbrt (+ (+ (/ x 2.0) (* y x)) z)))
  (cbrt (+ (+ (/ x 2.0) (* y x)) z))
  (* (* (+ (+ (/ x 2.0) (* y x)) z) (+ (+ (/ x 2.0) (* y x)) z)) (+ (+ (/ x 2.0) (* y x)) z))
  (sqrt (+ (+ (/ x 2.0) (* y x)) z))
  (sqrt (+ (+ (/ x 2.0) (* y x)) z))
  (+ (pow (+ (/ x 2.0) (* y x)) 3) (pow z 3))
  (+ (* (+ (/ x 2.0) (* y x)) (+ (/ x 2.0) (* y x))) (- (* z z) (* (+ (/ x 2.0) (* y x)) z)))
  (- (* (+ (/ x 2.0) (* y x)) (+ (/ x 2.0) (* y x))) (* z z))
  (- (+ (/ x 2.0) (* y x)) z)
  (+ (+ (/ x 2.0) (* y x)) z)
  (+ (+ (/ x 2.0) (* y x)) z)
  (+ (+ (/ x 2.0) (* y x)) z)
  (+ (* y x) z)
  (+ (/ x 2.0) z)
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
0.270 * * [simplify]: iteration  0 :  176  enodes  (cost  205 )
0.275 * * [simplify]: iteration  1 :  567  enodes  (cost  185 )
0.286 * * [simplify]: iteration  2 :  2059  enodes  (cost  180 )
0.322 * * [simplify]: iteration  3 :  5002  enodes  (cost  179 )
0.324 * [simplify]: Simplified to:
   (expm1 (+ (/ x 2.0) (* y x)))
  (log1p (+ (/ x 2.0) (* y x)))
  (exp (+ (/ x 2.0) (* y x)))
  (log (+ (/ x 2.0) (* y x)))
  (exp (+ (/ x 2.0) (* y x)))
  (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x))))
  (cbrt (+ (/ x 2.0) (* y x)))
  (pow (fma x y (/ x 2.0)) 3)
  (sqrt (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (fma (* y x) (- (* y x) (/ x 2.0)) (* (/ x 2.0) (/ x 2.0)))
  (* (- (/ x 2.0) (* y x)) (fma x y (/ x 2.0)))
  (- (/ x 2.0) (* y x))
  (fma x y (/ x 2.0))
  (fma x y (/ x 2.0))
  (+ (/ 1 2.0) y)
  (expm1 (+ (+ (/ x 2.0) (* y x)) z))
  (log1p (+ (+ (/ x 2.0) (* y x)) z))
  (exp (+ (+ (/ x 2.0) (* y x)) z))
  (exp (+ (+ (/ x 2.0) (* y x)) z))
  (log (+ (+ (/ x 2.0) (* y x)) z))
  (exp (+ (+ (/ x 2.0) (* y x)) z))
  (* (cbrt (+ (+ (/ x 2.0) (* y x)) z)) (cbrt (+ (+ (/ x 2.0) (* y x)) z)))
  (cbrt (+ (+ (/ x 2.0) (* y x)) z))
  (pow (+ (/ x 2.0) (fma y x z)) 3)
  (sqrt (+ (+ (/ x 2.0) (* y x)) z))
  (sqrt (+ (+ (/ x 2.0) (* y x)) z))
  (fma z (* z z) (pow (fma x y (/ x 2.0)) 3))
  (fma (fma x y (/ x 2.0)) (fma x y (- (/ x 2.0) z)) (* z z))
  (* (- (+ (/ x 2.0) (* y x)) z) (+ (/ x 2.0) (fma y x z)))
  (fma x y (- (/ x 2.0) z))
  (+ (/ x 2.0) (fma y x z))
  (+ (/ x 2.0) (fma y x z))
  (+ (/ x 2.0) (fma y x z))
  (fma y x z)
  (+ (/ x 2.0) z)
  (fma 0.5 x (* x y))
  (fma 0.5 x (* x y))
  (fma 0.5 x (* x y))
  (fma x 0.5 (fma y x z))
  (fma x 0.5 (fma y x z))
  (fma x 0.5 (fma y x z))
0.324 * * * [progress]: adding candidates to table
0.417 * * [progress]: iteration 3 / 4
0.417 * * * [progress]: picking best candidate
0.419 * * * * [pick]: Picked  #<alt (λ (x y z) (fma x (+ (/ 1 2.0) y) z))>
0.419 * * * [progress]: localizing error
0.425 * * * [progress]: generating rewritten candidates
0.425 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.426 * * * [progress]: generating series expansions
0.426 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.427 * [approximate]: Taking taylor expansion of (fma x (+ y 0.5) z) in (x y z) around 0
0.427 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in z
0.427 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
0.427 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in z
0.427 * [taylor]: Taking taylor expansion of x in z
0.427 * [taylor]: Taking taylor expansion of (+ y 0.5) in z
0.427 * [taylor]: Taking taylor expansion of y in z
0.427 * [taylor]: Taking taylor expansion of 0.5 in z
0.427 * [taylor]: Taking taylor expansion of z in z
0.427 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in y
0.427 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
0.427 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in y
0.427 * [taylor]: Taking taylor expansion of x in y
0.427 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.427 * [taylor]: Taking taylor expansion of y in y
0.427 * [taylor]: Taking taylor expansion of 0.5 in y
0.428 * [taylor]: Taking taylor expansion of z in y
0.428 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in x
0.428 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
0.428 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in x
0.428 * [taylor]: Taking taylor expansion of x in x
0.428 * [taylor]: Taking taylor expansion of (+ y 0.5) in x
0.428 * [taylor]: Taking taylor expansion of y in x
0.428 * [taylor]: Taking taylor expansion of 0.5 in x
0.428 * [taylor]: Taking taylor expansion of z in x
0.428 * [taylor]: Taking taylor expansion of (fma x (+ y 0.5) z) in x
0.428 * [taylor]: Rewrote expression to (+ (* x (+ y 0.5)) z)
0.428 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in x
0.428 * [taylor]: Taking taylor expansion of x in x
0.428 * [taylor]: Taking taylor expansion of (+ y 0.5) in x
0.428 * [taylor]: Taking taylor expansion of y in x
0.428 * [taylor]: Taking taylor expansion of 0.5 in x
0.428 * [taylor]: Taking taylor expansion of z in x
0.428 * [taylor]: Taking taylor expansion of z in y
0.428 * [taylor]: Taking taylor expansion of z in z
0.429 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.429 * [taylor]: Taking taylor expansion of y in y
0.429 * [taylor]: Taking taylor expansion of 0.5 in y
0.429 * [taylor]: Taking taylor expansion of 0.5 in z
0.429 * [taylor]: Taking taylor expansion of 0 in z
0.431 * [taylor]: Taking taylor expansion of 0 in y
0.431 * [taylor]: Taking taylor expansion of 0 in z
0.431 * [taylor]: Taking taylor expansion of 1 in z
0.432 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in (x y z) around 0
0.432 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in z
0.432 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
0.432 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in z
0.432 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.432 * [taylor]: Taking taylor expansion of x in z
0.433 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in z
0.433 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.433 * [taylor]: Taking taylor expansion of y in z
0.433 * [taylor]: Taking taylor expansion of 0.5 in z
0.433 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.433 * [taylor]: Taking taylor expansion of z in z
0.436 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in y
0.436 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
0.436 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in y
0.436 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.436 * [taylor]: Taking taylor expansion of x in y
0.436 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.436 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.436 * [taylor]: Taking taylor expansion of y in y
0.437 * [taylor]: Taking taylor expansion of 0.5 in y
0.437 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.437 * [taylor]: Taking taylor expansion of z in y
0.437 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in x
0.437 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
0.437 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in x
0.437 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.437 * [taylor]: Taking taylor expansion of x in x
0.437 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in x
0.437 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.437 * [taylor]: Taking taylor expansion of y in x
0.437 * [taylor]: Taking taylor expansion of 0.5 in x
0.437 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.437 * [taylor]: Taking taylor expansion of z in x
0.437 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 y) 0.5) (/ 1 z)) in x
0.438 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 y) 0.5)) (/ 1 z))
0.438 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 y) 0.5)) in x
0.438 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.438 * [taylor]: Taking taylor expansion of x in x
0.438 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in x
0.438 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.438 * [taylor]: Taking taylor expansion of y in x
0.438 * [taylor]: Taking taylor expansion of 0.5 in x
0.438 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.438 * [taylor]: Taking taylor expansion of z in x
0.438 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.438 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.438 * [taylor]: Taking taylor expansion of y in y
0.439 * [taylor]: Taking taylor expansion of 0.5 in y
0.439 * [taylor]: Taking taylor expansion of 1 in z
0.440 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.440 * [taylor]: Taking taylor expansion of z in y
0.441 * [taylor]: Taking taylor expansion of 0.5 in z
0.443 * [taylor]: Taking taylor expansion of 0 in y
0.443 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.443 * [taylor]: Taking taylor expansion of z in z
0.444 * [taylor]: Taking taylor expansion of 0 in z
0.445 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in (x y z) around 0
0.445 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in z
0.445 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
0.445 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in z
0.445 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.445 * [taylor]: Taking taylor expansion of -1 in z
0.446 * [taylor]: Taking taylor expansion of x in z
0.446 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in z
0.446 * [taylor]: Taking taylor expansion of 0.5 in z
0.446 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.446 * [taylor]: Taking taylor expansion of y in z
0.446 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.446 * [taylor]: Taking taylor expansion of -1 in z
0.446 * [taylor]: Taking taylor expansion of z in z
0.446 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in y
0.446 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
0.446 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in y
0.446 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.446 * [taylor]: Taking taylor expansion of -1 in y
0.446 * [taylor]: Taking taylor expansion of x in y
0.446 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in y
0.446 * [taylor]: Taking taylor expansion of 0.5 in y
0.446 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.446 * [taylor]: Taking taylor expansion of y in y
0.447 * [taylor]: Taking taylor expansion of (/ -1 z) in y
0.447 * [taylor]: Taking taylor expansion of -1 in y
0.447 * [taylor]: Taking taylor expansion of z in y
0.447 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in x
0.447 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
0.447 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in x
0.447 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.447 * [taylor]: Taking taylor expansion of -1 in x
0.447 * [taylor]: Taking taylor expansion of x in x
0.447 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in x
0.447 * [taylor]: Taking taylor expansion of 0.5 in x
0.447 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.447 * [taylor]: Taking taylor expansion of y in x
0.447 * [taylor]: Taking taylor expansion of (/ -1 z) in x
0.447 * [taylor]: Taking taylor expansion of -1 in x
0.447 * [taylor]: Taking taylor expansion of z in x
0.447 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 0.5 (/ 1 y)) (/ -1 z)) in x
0.447 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 0.5 (/ 1 y))) (/ -1 z))
0.447 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 0.5 (/ 1 y))) in x
0.447 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.448 * [taylor]: Taking taylor expansion of -1 in x
0.448 * [taylor]: Taking taylor expansion of x in x
0.448 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in x
0.448 * [taylor]: Taking taylor expansion of 0.5 in x
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.448 * [taylor]: Taking taylor expansion of y in x
0.448 * [taylor]: Taking taylor expansion of (/ -1 z) in x
0.448 * [taylor]: Taking taylor expansion of -1 in x
0.448 * [taylor]: Taking taylor expansion of z in x
0.448 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.448 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.448 * [taylor]: Taking taylor expansion of y in y
0.449 * [taylor]: Taking taylor expansion of 0.5 in y
0.449 * [taylor]: Taking taylor expansion of 1 in z
0.450 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.450 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.450 * [taylor]: Taking taylor expansion of z in y
0.452 * [taylor]: Taking taylor expansion of (- 0.5) in z
0.452 * [taylor]: Taking taylor expansion of 0.5 in z
0.454 * [taylor]: Taking taylor expansion of 0 in y
0.454 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.454 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.454 * [taylor]: Taking taylor expansion of z in z
0.456 * [taylor]: Taking taylor expansion of 0 in z
0.457 * * * [progress]: simplifying candidates
0.457 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (fma x (+ (/ 1 2.0) y) z))
  (log1p (fma x (+ (/ 1 2.0) y) z))
  (* x (+ (/ 1 2.0) y))
  (log (fma x (+ (/ 1 2.0) y) z))
  (exp (fma x (+ (/ 1 2.0) y) z))
  (* (cbrt (fma x (+ (/ 1 2.0) y) z)) (cbrt (fma x (+ (/ 1 2.0) y) z)))
  (cbrt (fma x (+ (/ 1 2.0) y) z))
  (* (* (fma x (+ (/ 1 2.0) y) z) (fma x (+ (/ 1 2.0) y) z)) (fma x (+ (/ 1 2.0) y) z))
  (sqrt (fma x (+ (/ 1 2.0) y) z))
  (sqrt (fma x (+ (/ 1 2.0) y) z))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
0.461 * * [simplify]: iteration  0 :  40  enodes  (cost  60 )
0.464 * * [simplify]: iteration  1 :  82  enodes  (cost  50 )
0.466 * * [simplify]: iteration  2 :  231  enodes  (cost  50 )
0.473 * * [simplify]: iteration  3 :  1276  enodes  (cost  50 )
0.501 * * [simplify]: iteration  4 :  5001  enodes  (cost  50 )
0.502 * [simplify]: Simplified to:
   (expm1 (fma x (+ (/ 1 2.0) y) z))
  (log1p (fma x (+ (/ 1 2.0) y) z))
  (* x (+ (/ 1 2.0) y))
  (log (fma x (+ (/ 1 2.0) y) z))
  (exp (fma x (+ (/ 1 2.0) y) z))
  (* (cbrt (fma x (+ (/ 1 2.0) y) z)) (cbrt (fma x (+ (/ 1 2.0) y) z)))
  (cbrt (fma x (+ (/ 1 2.0) y) z))
  (pow (fma x (+ (/ 1 2.0) y) z) 3)
  (sqrt (fma x (+ (/ 1 2.0) y) z))
  (sqrt (fma x (+ (/ 1 2.0) y) z))
  (fma x 0.5 (fma y x z))
  (fma x 0.5 (fma y x z))
  (fma x 0.5 (fma y x z))
0.502 * * * [progress]: adding candidates to table
0.523 * [progress]: [Phase 3 of 3] Extracting.
0.523 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (+ (fma x y z) (/ x 2.0)))> #<alt (λ (x y z) (fma x (+ (/ 1 2.0) y) z))>)
0.523 * * * [regime-changes]: Trying 3 branch expressions: (z y x)
0.523 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (+ (fma x y z) (/ x 2.0)))> #<alt (λ (x y z) (fma x (+ (/ 1 2.0) y) z))>)
0.538 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (+ (fma x y z) (/ x 2.0)))> #<alt (λ (x y z) (fma x (+ (/ 1 2.0) y) z))>)
0.550 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (+ (fma x y z) (/ x 2.0)))> #<alt (λ (x y z) (fma x (+ (/ 1 2.0) y) z))>)
0.563 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.563 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x (+ (/ 1 2.0) y) z)
0.564 * * [simplify]: iteration  0 :  11  enodes  (cost  3 )
0.564 * * [simplify]: iteration  1 :  11  enodes  (cost  3 )
0.564 * [simplify]: Simplified to:
   (fma x (+ (/ 1 2.0) y) z)
1.057 * [regime-testing]: Baseline error score: 0.005125640705088136
1.057 * [regime-testing]: Oracle error score: 0.0008751093886735842
1.058 * [regime-testing]: End program error score: 0.005125640705088136