27.843 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.258 * * * [progress]: [2/2] Setting up program.
0.261 * [progress]: [Phase 2 of 3] Improving.
0.261 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.263 * * [simplify]: iteration  0 :  19  enodes  (cost  9 )
0.263 * * [simplify]: iteration  1 :  19  enodes  (cost  9 )
0.264 * [simplify]: Simplified to:
   (+ (/ x 2.0) (+ (* x y) z))
0.267 * * [progress]: iteration 1 / 4
0.267 * * * [progress]: picking best candidate
0.269 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>
0.269 * * * [progress]: localizing error
0.276 * * * [progress]: generating rewritten candidates
0.276 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.284 * * * [progress]: generating series expansions
0.284 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.284 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in (x y z) around 0
0.284 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in z
0.284 * [taylor]: Taking taylor expansion of (* 0.5 x) in z
0.285 * [taylor]: Taking taylor expansion of 0.5 in z
0.285 * [taylor]: Taking taylor expansion of x in z
0.285 * [taylor]: Taking taylor expansion of (+ z (* x y)) in z
0.285 * [taylor]: Taking taylor expansion of z in z
0.285 * [taylor]: Taking taylor expansion of (* x y) in z
0.285 * [taylor]: Taking taylor expansion of x in z
0.285 * [taylor]: Taking taylor expansion of y in z
0.285 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in y
0.285 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.285 * [taylor]: Taking taylor expansion of 0.5 in y
0.285 * [taylor]: Taking taylor expansion of x in y
0.285 * [taylor]: Taking taylor expansion of (+ z (* x y)) in y
0.285 * [taylor]: Taking taylor expansion of z in y
0.285 * [taylor]: Taking taylor expansion of (* x y) in y
0.285 * [taylor]: Taking taylor expansion of x in y
0.285 * [taylor]: Taking taylor expansion of y in y
0.285 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in x
0.285 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.285 * [taylor]: Taking taylor expansion of 0.5 in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.285 * [taylor]: Taking taylor expansion of (+ z (* x y)) in x
0.285 * [taylor]: Taking taylor expansion of z in x
0.285 * [taylor]: Taking taylor expansion of (* x y) in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.285 * [taylor]: Taking taylor expansion of y in x
0.285 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (+ z (* x y))) in x
0.285 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.285 * [taylor]: Taking taylor expansion of 0.5 in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.285 * [taylor]: Taking taylor expansion of (+ z (* x y)) in x
0.285 * [taylor]: Taking taylor expansion of z in x
0.285 * [taylor]: Taking taylor expansion of (* x y) in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.285 * [taylor]: Taking taylor expansion of y in x
0.285 * [taylor]: Taking taylor expansion of z in y
0.285 * [taylor]: Taking taylor expansion of z in z
0.285 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.285 * [taylor]: Taking taylor expansion of y in y
0.285 * [taylor]: Taking taylor expansion of 0.5 in y
0.285 * [taylor]: Taking taylor expansion of 0.5 in z
0.285 * [taylor]: Taking taylor expansion of 0 in z
0.286 * [taylor]: Taking taylor expansion of 0 in y
0.286 * [taylor]: Taking taylor expansion of 0 in z
0.286 * [taylor]: Taking taylor expansion of 1 in z
0.286 * [approximate]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in (x y z) around 0
0.286 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in z
0.286 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.286 * [taylor]: Taking taylor expansion of z in z
0.286 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in z
0.286 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.286 * [taylor]: Taking taylor expansion of 0.5 in z
0.286 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.286 * [taylor]: Taking taylor expansion of x in z
0.286 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.286 * [taylor]: Taking taylor expansion of (* x y) in z
0.286 * [taylor]: Taking taylor expansion of x in z
0.286 * [taylor]: Taking taylor expansion of y in z
0.286 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in y
0.286 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.286 * [taylor]: Taking taylor expansion of z in y
0.286 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in y
0.286 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.286 * [taylor]: Taking taylor expansion of 0.5 in y
0.286 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.286 * [taylor]: Taking taylor expansion of x in y
0.286 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.286 * [taylor]: Taking taylor expansion of (* x y) in y
0.286 * [taylor]: Taking taylor expansion of x in y
0.286 * [taylor]: Taking taylor expansion of y in y
0.286 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in x
0.286 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.286 * [taylor]: Taking taylor expansion of z in x
0.286 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in x
0.287 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.287 * [taylor]: Taking taylor expansion of 0.5 in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.287 * [taylor]: Taking taylor expansion of (* x y) in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of y in x
0.287 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (+ (* 0.5 (/ 1 x)) (/ 1 (* x y)))) in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.287 * [taylor]: Taking taylor expansion of z in x
0.287 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (/ 1 (* x y))) in x
0.287 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.287 * [taylor]: Taking taylor expansion of 0.5 in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.287 * [taylor]: Taking taylor expansion of (* x y) in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of y in x
0.287 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.287 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.287 * [taylor]: Taking taylor expansion of y in y
0.287 * [taylor]: Taking taylor expansion of 0.5 in y
0.287 * [taylor]: Taking taylor expansion of 1 in z
0.287 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.287 * [taylor]: Taking taylor expansion of z in y
0.287 * [taylor]: Taking taylor expansion of 0.5 in z
0.288 * [taylor]: Taking taylor expansion of 0 in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.288 * [taylor]: Taking taylor expansion of z in z
0.288 * [taylor]: Taking taylor expansion of 0 in z
0.288 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in (x y z) around 0
0.288 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in z
0.288 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.288 * [taylor]: Taking taylor expansion of (* x y) in z
0.288 * [taylor]: Taking taylor expansion of x in z
0.288 * [taylor]: Taking taylor expansion of y in z
0.288 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in z
0.288 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.288 * [taylor]: Taking taylor expansion of z in z
0.288 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in z
0.288 * [taylor]: Taking taylor expansion of 0.5 in z
0.288 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.288 * [taylor]: Taking taylor expansion of x in z
0.288 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in y
0.288 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.288 * [taylor]: Taking taylor expansion of (* x y) in y
0.288 * [taylor]: Taking taylor expansion of x in y
0.288 * [taylor]: Taking taylor expansion of y in y
0.288 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in y
0.289 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.289 * [taylor]: Taking taylor expansion of z in y
0.289 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.289 * [taylor]: Taking taylor expansion of 0.5 in y
0.289 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.289 * [taylor]: Taking taylor expansion of x in y
0.289 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in x
0.289 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.289 * [taylor]: Taking taylor expansion of (* x y) in x
0.289 * [taylor]: Taking taylor expansion of x in x
0.289 * [taylor]: Taking taylor expansion of y in x
0.289 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in x
0.289 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.289 * [taylor]: Taking taylor expansion of z in x
0.289 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.289 * [taylor]: Taking taylor expansion of 0.5 in x
0.289 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.289 * [taylor]: Taking taylor expansion of x in x
0.289 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (+ (/ 1 z) (* 0.5 (/ 1 x)))) in x
0.289 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.289 * [taylor]: Taking taylor expansion of (* x y) in x
0.289 * [taylor]: Taking taylor expansion of x in x
0.289 * [taylor]: Taking taylor expansion of y in x
0.290 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 0.5 (/ 1 x))) in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.290 * [taylor]: Taking taylor expansion of z in x
0.290 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.290 * [taylor]: Taking taylor expansion of 0.5 in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.290 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.290 * [taylor]: Taking taylor expansion of y in y
0.290 * [taylor]: Taking taylor expansion of 0.5 in y
0.290 * [taylor]: Taking taylor expansion of 1 in z
0.290 * [taylor]: Taking taylor expansion of (neg (/ 1 z)) in y
0.290 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.290 * [taylor]: Taking taylor expansion of z in y
0.290 * [taylor]: Taking taylor expansion of (neg 0.5) in z
0.290 * [taylor]: Taking taylor expansion of 0.5 in z
0.290 * [taylor]: Taking taylor expansion of 0 in y
0.290 * [taylor]: Taking taylor expansion of (neg (/ 1 z)) in z
0.290 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.291 * [taylor]: Taking taylor expansion of z in z
0.291 * [taylor]: Taking taylor expansion of 0 in z
0.291 * * * [progress]: simplifying candidates
0.291 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* (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)
  (+ (* y x) z)
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
0.334 * * [simplify]: iteration  0 :  4985  enodes  (cost  199 )
0.334 * * [simplify]: iteration  1 :  4985  enodes  (cost  199 )
0.335 * [simplify]: Simplified to:
   (exp (+ (/ x 2.0) (+ (* x y) z)))
  (exp (+ (/ x 2.0) (+ (* x y) z)))
  (log (+ (/ x 2.0) (+ (* x y) z)))
  (exp (+ (/ x 2.0) (+ (* x y) z)))
  (* (cbrt (+ (/ x 2.0) (+ (* x y) z))) (cbrt (+ (/ x 2.0) (+ (* x y) z))))
  (cbrt (+ (/ x 2.0) (+ (* x y) z)))
  (pow (+ (/ x 2.0) (+ (* x y) z)) 3)
  (sqrt (+ (/ x 2.0) (+ (* x y) z)))
  (sqrt (+ (/ x 2.0) (+ (* x y) z)))
  (+ (pow (+ (/ x 2.0) (* x y)) 3) (pow z 3))
  (+ (* z z) (* (+ (/ x 2.0) (* x y)) (+ (/ x 2.0) (- (* x y) z))))
  (- (* (+ (/ x 2.0) (* x y)) (+ (/ x 2.0) (* x y))) (* z z))
  (+ (/ x 2.0) (- (* x y) z))
  (+ (/ x 2.0) (+ (* x y) z))
  (+ (* x y) z)
  (+ z (* x (+ y 0.5)))
  (+ z (* x (+ y 0.5)))
  (+ z (* x (+ y 0.5)))
0.335 * * * [progress]: adding candidates to table
0.357 * [progress]: [Phase 3 of 3] Extracting.
0.359 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.360 * * [simplify]: iteration  0 :  11  enodes  (cost  9 )
0.360 * * [simplify]: iteration  1 :  11  enodes  (cost  9 )
0.360 * [simplify]: Simplified to:
   (+ (+ (/ x 2.0) (* x y)) z)
1.179 * [regime-testing]: End program error score: 0.00566594925551786