4.877 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.028 * * * [progress]: [2/2] Setting up program.
0.030 * [progress]: [Phase 2 of 3] Improving.
0.030 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ 1.0 2.0) (+ x (* y (sqrt z))))
0.031 * * [simplify]: iteration  0 :  10  enodes  (cost  10 )
0.032 * * [simplify]: iteration  1 :  21  enodes  (cost  10 )
0.035 * * [simplify]: iteration  2 :  45  enodes  (cost  10 )
0.040 * * [simplify]: iteration  3 :  67  enodes  (cost  10 )
0.052 * * [simplify]: iteration  4 :  93  enodes  (cost  10 )
0.063 * * [simplify]: iteration  5 :  112  enodes  (cost  10 )
0.077 * * [simplify]: iteration  6 :  124  enodes  (cost  10 )
0.093 * * [simplify]: iteration  7 :  126  enodes  (cost  10 )
0.108 * * [simplify]: iteration  done :  126  enodes  (cost  10 )
0.108 * [simplify]: Simplified to:
   (* (/ 1.0 2.0) (+ x (* y (sqrt z))))
0.109 * * [progress]: iteration 1 / 4
0.109 * * * [progress]: picking best candidate
0.112 * * * * [pick]: Picked  #<alt (λ (x y z) (* (/ 1.0 2.0) (+ x (* y (sqrt z)))))>
0.112 * * * [progress]: localizing error
0.119 * * * [progress]: generating rewritten candidates
0.119 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 2)
0.124 * * * [progress]: generating series expansions
0.124 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 2)
0.125 * [approximate]: Taking taylor expansion of (* (sqrt z) y) in (y z) around 0
0.125 * [taylor]: Taking taylor expansion of (* (sqrt z) y) in z
0.125 * [taylor]: Taking taylor expansion of (sqrt z) in z
0.125 * [taylor]: Taking taylor expansion of z in z
0.126 * [taylor]: Taking taylor expansion of y in z
0.126 * [taylor]: Taking taylor expansion of (* (sqrt z) y) in y
0.126 * [taylor]: Taking taylor expansion of (sqrt z) in y
0.126 * [taylor]: Taking taylor expansion of z in y
0.126 * [taylor]: Taking taylor expansion of y in y
0.126 * [taylor]: Taking taylor expansion of (* (sqrt z) y) in y
0.126 * [taylor]: Taking taylor expansion of (sqrt z) in y
0.126 * [taylor]: Taking taylor expansion of z in y
0.126 * [taylor]: Taking taylor expansion of y in y
0.127 * [taylor]: Taking taylor expansion of 0 in z
0.127 * [taylor]: Taking taylor expansion of (sqrt z) in z
0.127 * [taylor]: Taking taylor expansion of z in z
0.129 * [taylor]: Taking taylor expansion of 0 in z
0.130 * [taylor]: Taking taylor expansion of 0 in z
0.133 * [taylor]: Taking taylor expansion of 0 in z
0.136 * [approximate]: Taking taylor expansion of (* (sqrt (/ 1 z)) (/ 1 y)) in (y z) around 0
0.136 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 z)) (/ 1 y)) in z
0.136 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
0.136 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.136 * [taylor]: Taking taylor expansion of z in z
0.137 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.137 * [taylor]: Taking taylor expansion of y in z
0.137 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 z)) (/ 1 y)) in y
0.137 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in y
0.137 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.137 * [taylor]: Taking taylor expansion of z in y
0.137 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.137 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 z)) (/ 1 y)) in y
0.138 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.138 * [taylor]: Taking taylor expansion of z in y
0.138 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.138 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
0.138 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.138 * [taylor]: Taking taylor expansion of z in z
0.140 * [taylor]: Taking taylor expansion of 0 in z
0.142 * [taylor]: Taking taylor expansion of 0 in z
0.145 * [taylor]: Taking taylor expansion of 0 in z
0.149 * [approximate]: Taking taylor expansion of (* -1 (/ (sqrt (/ -1 z)) y)) in (y z) around 0
0.149 * [taylor]: Taking taylor expansion of (* -1 (/ (sqrt (/ -1 z)) y)) in z
0.149 * [taylor]: Taking taylor expansion of -1 in z
0.149 * [taylor]: Taking taylor expansion of (/ (sqrt (/ -1 z)) y) in z
0.149 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
0.149 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.149 * [taylor]: Taking taylor expansion of -1 in z
0.149 * [taylor]: Taking taylor expansion of z in z
0.150 * [taylor]: Taking taylor expansion of y in z
0.150 * [taylor]: Taking taylor expansion of (* -1 (/ (sqrt (/ -1 z)) y)) in y
0.150 * [taylor]: Taking taylor expansion of -1 in y
0.150 * [taylor]: Taking taylor expansion of (/ (sqrt (/ -1 z)) y) in y
0.150 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in y
0.150 * [taylor]: Taking taylor expansion of (/ -1 z) in y
0.150 * [taylor]: Taking taylor expansion of -1 in y
0.150 * [taylor]: Taking taylor expansion of z in y
0.150 * [taylor]: Taking taylor expansion of y in y
0.150 * [taylor]: Taking taylor expansion of (* -1 (/ (sqrt (/ -1 z)) y)) in y
0.150 * [taylor]: Taking taylor expansion of -1 in y
0.150 * [taylor]: Taking taylor expansion of (/ (sqrt (/ -1 z)) y) in y
0.150 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in y
0.151 * [taylor]: Taking taylor expansion of (/ -1 z) in y
0.151 * [taylor]: Taking taylor expansion of -1 in y
0.151 * [taylor]: Taking taylor expansion of z in y
0.151 * [taylor]: Taking taylor expansion of y in y
0.151 * [taylor]: Taking taylor expansion of (* -1 (sqrt (/ -1 z))) in z
0.151 * [taylor]: Taking taylor expansion of -1 in z
0.151 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
0.151 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.151 * [taylor]: Taking taylor expansion of -1 in z
0.151 * [taylor]: Taking taylor expansion of z in z
0.158 * [taylor]: Taking taylor expansion of 0 in z
0.164 * [taylor]: Taking taylor expansion of 0 in z
0.170 * * * [progress]: simplifying candidates
0.170 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* y (sqrt z))
  (+ (log y) (log (sqrt z)))
  (log (* y (sqrt z)))
  (exp (* y (sqrt z)))
  (* (* (* y y) y) (* (* (sqrt z) (sqrt z)) (sqrt z)))
  (* (cbrt (* y (sqrt z))) (cbrt (* y (sqrt z))))
  (cbrt (* y (sqrt z)))
  (* (* (* y (sqrt z)) (* y (sqrt z))) (* y (sqrt z)))
  (sqrt (* y (sqrt z)))
  (sqrt (* y (sqrt z)))
  (* (sqrt y) (sqrt (sqrt z)))
  (* (sqrt y) (sqrt (sqrt z)))
  (* (sqrt y) (sqrt (sqrt z)))
  (* (sqrt y) (sqrt (sqrt z)))
  (* y (* (cbrt (sqrt z)) (cbrt (sqrt z))))
  (* y (sqrt (* (cbrt z) (cbrt z))))
  (* y (sqrt (sqrt z)))
  (* y (sqrt 1))
  (* y (sqrt (sqrt z)))
  (* y 1)
  (* (cbrt y) (sqrt z))
  (* (sqrt y) (sqrt z))
  (* y (sqrt z))
  (- (+ (* +nan.0 (* (pow z 3) y)) (- (+ (* +nan.0 (* z y)) (- (* +nan.0 (* (pow z 2) y)))))))
  (- (+ (* +nan.0 (/ y z)) (- (+ (* +nan.0 y) (- (* +nan.0 (/ y (pow z 2))))))))
  (- (+ (* +nan.0 (/ y z)) (- (+ (* +nan.0 y) (- (* +nan.0 (/ y (pow z 2))))))))
0.172 * * [simplify]: iteration  0 :  63  enodes  (cost  210 )
0.183 * * [simplify]: iteration  1 :  151  enodes  (cost  189 )
0.213 * * [simplify]: iteration  2 :  429  enodes  (cost  173 )