25.118 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.525 * * * [progress]: [2/2] Setting up program.
0.526 * [progress]: [Phase 2 of 3] Improving.
0.527 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))
0.686 * * [simplify]: iteration  0 :  1745  enodes  (cost  13 )
0.686 * * [simplify]: iteration  1 :  1745  enodes  (cost  13 )
0.686 * [simplify]: Simplified to:
   (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))
0.686 * * [progress]: iteration 1 / 4
0.686 * * * [progress]: picking best candidate
0.687 * * * * [pick]: Picked  #<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))>
0.687 * * * [progress]: localizing error
0.694 * * * [progress]: generating rewritten candidates
0.694 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.704 * * * [progress]: generating series expansions
0.704 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.705 * [approximate]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in (x y z t) around 0
0.705 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in t
0.705 * [taylor]: Taking taylor expansion of 1/2 in t
0.705 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in t
0.705 * [taylor]: Taking taylor expansion of (- (+ x y) z) in t
0.705 * [taylor]: Taking taylor expansion of (+ x y) in t
0.705 * [taylor]: Taking taylor expansion of x in t
0.705 * [taylor]: Taking taylor expansion of y in t
0.705 * [taylor]: Taking taylor expansion of z in t
0.705 * [taylor]: Taking taylor expansion of t in t
0.705 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in z
0.705 * [taylor]: Taking taylor expansion of 1/2 in z
0.705 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in z
0.705 * [taylor]: Taking taylor expansion of (- (+ x y) z) in z
0.705 * [taylor]: Taking taylor expansion of (+ x y) in z
0.705 * [taylor]: Taking taylor expansion of x in z
0.705 * [taylor]: Taking taylor expansion of y in z
0.705 * [taylor]: Taking taylor expansion of z in z
0.705 * [taylor]: Taking taylor expansion of t in z
0.706 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in y
0.706 * [taylor]: Taking taylor expansion of 1/2 in y
0.706 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in y
0.706 * [taylor]: Taking taylor expansion of (- (+ x y) z) in y
0.706 * [taylor]: Taking taylor expansion of (+ x y) in y
0.706 * [taylor]: Taking taylor expansion of x in y
0.706 * [taylor]: Taking taylor expansion of y in y
0.706 * [taylor]: Taking taylor expansion of z in y
0.706 * [taylor]: Taking taylor expansion of t in y
0.706 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in x
0.706 * [taylor]: Taking taylor expansion of 1/2 in x
0.706 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.706 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.706 * [taylor]: Taking taylor expansion of (+ x y) in x
0.706 * [taylor]: Taking taylor expansion of x in x
0.706 * [taylor]: Taking taylor expansion of y in x
0.706 * [taylor]: Taking taylor expansion of z in x
0.706 * [taylor]: Taking taylor expansion of t in x
0.707 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in x
0.707 * [taylor]: Taking taylor expansion of 1/2 in x
0.707 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.707 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.707 * [taylor]: Taking taylor expansion of (+ x y) in x
0.707 * [taylor]: Taking taylor expansion of x in x
0.707 * [taylor]: Taking taylor expansion of y in x
0.707 * [taylor]: Taking taylor expansion of z in x
0.707 * [taylor]: Taking taylor expansion of t in x
0.708 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- y z) t)) in y
0.708 * [taylor]: Taking taylor expansion of 1/2 in y
0.708 * [taylor]: Taking taylor expansion of (/ (- y z) t) in y
0.708 * [taylor]: Taking taylor expansion of (- y z) in y
0.708 * [taylor]: Taking taylor expansion of y in y
0.708 * [taylor]: Taking taylor expansion of z in y
0.708 * [taylor]: Taking taylor expansion of t in y
0.708 * [taylor]: Taking taylor expansion of (* -1/2 (/ z t)) in z
0.708 * [taylor]: Taking taylor expansion of -1/2 in z
0.708 * [taylor]: Taking taylor expansion of (/ z t) in z
0.708 * [taylor]: Taking taylor expansion of z in z
0.708 * [taylor]: Taking taylor expansion of t in z
0.709 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 t)) in y
0.709 * [taylor]: Taking taylor expansion of 1/2 in y
0.709 * [taylor]: Taking taylor expansion of (/ 1 t) in y
0.709 * [taylor]: Taking taylor expansion of t in y
0.709 * [taylor]: Taking taylor expansion of (/ 1/2 t) in z
0.709 * [taylor]: Taking taylor expansion of 1/2 in z
0.709 * [taylor]: Taking taylor expansion of t in z
0.710 * [taylor]: Taking taylor expansion of (/ 1/2 t) in t
0.710 * [taylor]: Taking taylor expansion of 1/2 in t
0.710 * [taylor]: Taking taylor expansion of t in t
0.711 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 t)) in z
0.711 * [taylor]: Taking taylor expansion of 1/2 in z
0.711 * [taylor]: Taking taylor expansion of (/ 1 t) in z
0.711 * [taylor]: Taking taylor expansion of t in z
0.711 * [taylor]: Taking taylor expansion of (/ 1/2 t) in t
0.711 * [taylor]: Taking taylor expansion of 1/2 in t
0.711 * [taylor]: Taking taylor expansion of t in t
0.711 * [taylor]: Taking taylor expansion of (/ -1/2 t) in t
0.711 * [taylor]: Taking taylor expansion of -1/2 in t
0.711 * [taylor]: Taking taylor expansion of t in t
0.713 * [approximate]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in (x y z t) around 0
0.713 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in t
0.713 * [taylor]: Taking taylor expansion of 1/2 in t
0.713 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in t
0.713 * [taylor]: Taking taylor expansion of t in t
0.713 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in t
0.713 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.713 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.713 * [taylor]: Taking taylor expansion of y in t
0.713 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.713 * [taylor]: Taking taylor expansion of x in t
0.713 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.713 * [taylor]: Taking taylor expansion of z in t
0.713 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in z
0.713 * [taylor]: Taking taylor expansion of 1/2 in z
0.713 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in z
0.713 * [taylor]: Taking taylor expansion of t in z
0.713 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in z
0.713 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.713 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.713 * [taylor]: Taking taylor expansion of y in z
0.714 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.714 * [taylor]: Taking taylor expansion of x in z
0.714 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.714 * [taylor]: Taking taylor expansion of z in z
0.714 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in y
0.714 * [taylor]: Taking taylor expansion of 1/2 in y
0.714 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in y
0.714 * [taylor]: Taking taylor expansion of t in y
0.714 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in y
0.714 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.714 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.714 * [taylor]: Taking taylor expansion of y in y
0.714 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.714 * [taylor]: Taking taylor expansion of x in y
0.714 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.714 * [taylor]: Taking taylor expansion of z in y
0.714 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.714 * [taylor]: Taking taylor expansion of 1/2 in x
0.714 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.714 * [taylor]: Taking taylor expansion of t in x
0.714 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.714 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.714 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.714 * [taylor]: Taking taylor expansion of y in x
0.714 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.714 * [taylor]: Taking taylor expansion of x in x
0.714 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.714 * [taylor]: Taking taylor expansion of z in x
0.714 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.714 * [taylor]: Taking taylor expansion of 1/2 in x
0.714 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.714 * [taylor]: Taking taylor expansion of t in x
0.715 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.715 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.715 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.715 * [taylor]: Taking taylor expansion of y in x
0.715 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.715 * [taylor]: Taking taylor expansion of x in x
0.715 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.715 * [taylor]: Taking taylor expansion of z in x
0.715 * [taylor]: Taking taylor expansion of (* 1/2 t) in y
0.715 * [taylor]: Taking taylor expansion of 1/2 in y
0.715 * [taylor]: Taking taylor expansion of t in y
0.719 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ t y)) (* 1/2 (/ t z))) in y
0.719 * [taylor]: Taking taylor expansion of (* 1/2 (/ t y)) in y
0.719 * [taylor]: Taking taylor expansion of 1/2 in y
0.720 * [taylor]: Taking taylor expansion of (/ t y) in y
0.720 * [taylor]: Taking taylor expansion of t in y
0.720 * [taylor]: Taking taylor expansion of y in y
0.720 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in y
0.720 * [taylor]: Taking taylor expansion of 1/2 in y
0.720 * [taylor]: Taking taylor expansion of (/ t z) in y
0.720 * [taylor]: Taking taylor expansion of t in y
0.720 * [taylor]: Taking taylor expansion of z in y
0.720 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.720 * [taylor]: Taking taylor expansion of 1/2 in z
0.720 * [taylor]: Taking taylor expansion of t in z
0.720 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.720 * [taylor]: Taking taylor expansion of 1/2 in z
0.720 * [taylor]: Taking taylor expansion of t in z
0.722 * [taylor]: Taking taylor expansion of 0 in y
0.723 * [taylor]: Taking taylor expansion of (neg (* 1/2 (/ t z))) in z
0.723 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in z
0.723 * [taylor]: Taking taylor expansion of 1/2 in z
0.723 * [taylor]: Taking taylor expansion of (/ t z) in z
0.723 * [taylor]: Taking taylor expansion of t in z
0.723 * [taylor]: Taking taylor expansion of z in z
0.723 * [taylor]: Taking taylor expansion of (neg (* 1/2 t)) in t
0.723 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.723 * [taylor]: Taking taylor expansion of 1/2 in t
0.723 * [taylor]: Taking taylor expansion of t in t
0.724 * [taylor]: Taking taylor expansion of 0 in z
0.724 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.724 * [taylor]: Taking taylor expansion of 1/2 in t
0.724 * [taylor]: Taking taylor expansion of t in t
0.724 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.724 * [taylor]: Taking taylor expansion of 1/2 in t
0.724 * [taylor]: Taking taylor expansion of t in t
0.726 * [taylor]: Taking taylor expansion of 0 in y
0.726 * [taylor]: Taking taylor expansion of 0 in z
0.727 * [taylor]: Taking taylor expansion of 0 in z
0.728 * [taylor]: Taking taylor expansion of 0 in z
0.728 * [taylor]: Taking taylor expansion of 0 in t
0.728 * [taylor]: Taking taylor expansion of 0 in t
0.728 * [taylor]: Taking taylor expansion of 0 in t
0.729 * [approximate]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in (x y z t) around 0
0.729 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in t
0.729 * [taylor]: Taking taylor expansion of -1/2 in t
0.729 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in t
0.729 * [taylor]: Taking taylor expansion of t in t
0.729 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in t
0.729 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.729 * [taylor]: Taking taylor expansion of z in t
0.729 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.730 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.730 * [taylor]: Taking taylor expansion of y in t
0.730 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.730 * [taylor]: Taking taylor expansion of x in t
0.730 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in z
0.730 * [taylor]: Taking taylor expansion of -1/2 in z
0.730 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in z
0.730 * [taylor]: Taking taylor expansion of t in z
0.730 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in z
0.730 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.730 * [taylor]: Taking taylor expansion of z in z
0.730 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.730 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.730 * [taylor]: Taking taylor expansion of y in z
0.730 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.730 * [taylor]: Taking taylor expansion of x in z
0.730 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in y
0.730 * [taylor]: Taking taylor expansion of -1/2 in y
0.730 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in y
0.730 * [taylor]: Taking taylor expansion of t in y
0.730 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in y
0.730 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.730 * [taylor]: Taking taylor expansion of z in y
0.730 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.730 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.730 * [taylor]: Taking taylor expansion of y in y
0.730 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.730 * [taylor]: Taking taylor expansion of x in y
0.730 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.730 * [taylor]: Taking taylor expansion of -1/2 in x
0.730 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.730 * [taylor]: Taking taylor expansion of t in x
0.730 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in x
0.731 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.731 * [taylor]: Taking taylor expansion of z in x
0.731 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.731 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.731 * [taylor]: Taking taylor expansion of y in x
0.731 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.731 * [taylor]: Taking taylor expansion of x in x
0.731 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.731 * [taylor]: Taking taylor expansion of -1/2 in x
0.731 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.731 * [taylor]: Taking taylor expansion of t in x
0.731 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in x
0.731 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.731 * [taylor]: Taking taylor expansion of z in x
0.731 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.731 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.731 * [taylor]: Taking taylor expansion of y in x
0.731 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.731 * [taylor]: Taking taylor expansion of x in x
0.731 * [taylor]: Taking taylor expansion of (* 1/2 t) in y
0.732 * [taylor]: Taking taylor expansion of 1/2 in y
0.732 * [taylor]: Taking taylor expansion of t in y
0.733 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ t y)) (* 1/2 (/ t z))) in y
0.733 * [taylor]: Taking taylor expansion of (* 1/2 (/ t y)) in y
0.733 * [taylor]: Taking taylor expansion of 1/2 in y
0.733 * [taylor]: Taking taylor expansion of (/ t y) in y
0.733 * [taylor]: Taking taylor expansion of t in y
0.733 * [taylor]: Taking taylor expansion of y in y
0.733 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in y
0.733 * [taylor]: Taking taylor expansion of 1/2 in y
0.733 * [taylor]: Taking taylor expansion of (/ t z) in y
0.733 * [taylor]: Taking taylor expansion of t in y
0.733 * [taylor]: Taking taylor expansion of z in y
0.733 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.734 * [taylor]: Taking taylor expansion of 1/2 in z
0.734 * [taylor]: Taking taylor expansion of t in z
0.734 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.734 * [taylor]: Taking taylor expansion of 1/2 in z
0.734 * [taylor]: Taking taylor expansion of t in z
0.736 * [taylor]: Taking taylor expansion of 0 in y
0.737 * [taylor]: Taking taylor expansion of (neg (* 1/2 (/ t z))) in z
0.737 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in z
0.737 * [taylor]: Taking taylor expansion of 1/2 in z
0.737 * [taylor]: Taking taylor expansion of (/ t z) in z
0.737 * [taylor]: Taking taylor expansion of t in z
0.737 * [taylor]: Taking taylor expansion of z in z
0.737 * [taylor]: Taking taylor expansion of (neg (* 1/2 t)) in t
0.737 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.737 * [taylor]: Taking taylor expansion of 1/2 in t
0.737 * [taylor]: Taking taylor expansion of t in t
0.737 * [taylor]: Taking taylor expansion of 0 in z
0.737 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.737 * [taylor]: Taking taylor expansion of 1/2 in t
0.737 * [taylor]: Taking taylor expansion of t in t
0.738 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.738 * [taylor]: Taking taylor expansion of 1/2 in t
0.738 * [taylor]: Taking taylor expansion of t in t
0.740 * [taylor]: Taking taylor expansion of 0 in y
0.740 * [taylor]: Taking taylor expansion of 0 in z
0.741 * [taylor]: Taking taylor expansion of 0 in z
0.742 * [taylor]: Taking taylor expansion of 0 in z
0.742 * [taylor]: Taking taylor expansion of 0 in t
0.742 * [taylor]: Taking taylor expansion of 0 in t
0.742 * [taylor]: Taking taylor expansion of 0 in t
0.742 * * * [progress]: simplifying candidates
0.743 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (log.f64 (-.f64 (+.f64 x y) z)) (+.f64 (log.f64 t) (log.f64 2)))
  (-.f64 (log.f64 (-.f64 (+.f64 x y) z)) (log.f64 (*.f64 t 2)))
  (exp.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (log.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (*.f64 (*.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (*.f64 (cbrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))) (cbrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))))
  (cbrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (/.f64 (*.f64 (*.f64 (-.f64 (+.f64 x y) z) (-.f64 (+.f64 x y) z)) (-.f64 (+.f64 x y) z)) (*.f64 (*.f64 (*.f64 t 2) (*.f64 t 2)) (*.f64 t 2)))
  (/.f64 (*.f64 (*.f64 (-.f64 (+.f64 x y) z) (-.f64 (+.f64 x y) z)) (-.f64 (+.f64 x y) z)) (*.f64 (*.f64 (*.f64 t t) t) (*.f64 (*.f64 2 2) 2)))
  (sqrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (sqrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (neg.f64 (-.f64 (+.f64 x y) z))
  (neg.f64 (*.f64 t 2))
  (/.f64 (*.f64 (cbrt.f64 (-.f64 (+.f64 x y) z)) (cbrt.f64 (-.f64 (+.f64 x y) z))) t)
  (/.f64 (cbrt.f64 (-.f64 (+.f64 x y) z)) 2)
  (/.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) t)
  (/.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) 2)
  (/.f64 1 t)
  (/.f64 (-.f64 (+.f64 x y) z) 2)
  (/.f64 (+.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)) t)
  (/.f64 (-.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)) 2)
  (/.f64 1 t)
  (/.f64 (-.f64 (+.f64 x y) z) 2)
  (/.f64 1 t)
  (/.f64 (-.f64 (+.f64 x y) z) 2)
  (/.f64 (+.f64 x y) (*.f64 t 2))
  (/.f64 z (*.f64 t 2))
  (/.f64 (*.f64 t 2) (-.f64 (+.f64 x y) z))
  (/.f64 1 (*.f64 t 2))
  (*.f64 (*.f64 t 2) (+.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 (*.f64 z z) (*.f64 (+.f64 x y) z))))
  (*.f64 (*.f64 t 2) (+.f64 (+.f64 x y) z))
  (/.f64 (*.f64 t 2) (cbrt.f64 (-.f64 (+.f64 x y) z)))
  (/.f64 (*.f64 t 2) (sqrt.f64 (-.f64 (+.f64 x y) z)))
  (/.f64 (*.f64 t 2) (-.f64 (+.f64 x y) z))
  (/.f64 (*.f64 t 2) (-.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)))
  (/.f64 (*.f64 t 2) (-.f64 (+.f64 x y) z))
  (/.f64 (*.f64 t 2) (-.f64 (+.f64 x y) z))
  (/.f64 (-.f64 (+.f64 x y) z) t)
  (-.f64 (+.f64 (*.f64 1/2 (/.f64 y t)) (*.f64 1/2 (/.f64 x t))) (*.f64 1/2 (/.f64 z t)))
  0
  0
0.801 * * [simplify]: iteration  0 :  5066  enodes  (cost  513 )
0.804 * [simplify]: Simplified to:
   (log.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (log.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (sqrt.f64 (exp.f64 (/.f64 (-.f64 (+.f64 x y) z) t)))
  (log.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (pow.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)) 3)
  (*.f64 (cbrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))) (cbrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))))
  (cbrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (pow.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)) 3)
  (pow.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)) 3)
  (sqrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (sqrt.f64 (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))
  (-.f64 z (+.f64 x y))
  (*.f64 t -2)
  (/.f64 (*.f64 (cbrt.f64 (-.f64 (+.f64 x y) z)) (cbrt.f64 (-.f64 (+.f64 x y) z))) t)
  (/.f64 (cbrt.f64 (-.f64 (+.f64 x y) z)) 2)
  (/.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) t)
  (/.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) 2)
  (/.f64 1 t)
  (/.f64 (-.f64 (+.f64 x y) z) 2)
  (/.f64 (+.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)) t)
  (/.f64 (-.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)) 2)
  (/.f64 1 t)
  (/.f64 (-.f64 (+.f64 x y) z) 2)
  (/.f64 1 t)
  (/.f64 (-.f64 (+.f64 x y) z) 2)
  (/.f64 (+.f64 x y) (*.f64 t 2))
  (/.f64 z (*.f64 t 2))
  (/.f64 t (/.f64 (-.f64 (+.f64 x y) z) 2))
  (/.f64 1/2 t)
  (*.f64 (*.f64 t 2) (+.f64 (*.f64 z z) (*.f64 (+.f64 x y) (+.f64 (+.f64 x y) z))))
  (*.f64 (*.f64 t 2) (+.f64 (+.f64 x y) z))
  (/.f64 t (/.f64 (cbrt.f64 (-.f64 (+.f64 x y) z)) 2))
  (/.f64 t (/.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) 2))
  (/.f64 t (/.f64 (-.f64 (+.f64 x y) z) 2))
  (/.f64 t (/.f64 (-.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)) 2))
  (/.f64 t (/.f64 (-.f64 (+.f64 x y) z) 2))
  (/.f64 t (/.f64 (-.f64 (+.f64 x y) z) 2))
  (/.f64 (-.f64 (+.f64 x y) z) t)
  (-.f64 (*.f64 (/.f64 1/2 t) (+.f64 x y)) (*.f64 1/2 (/.f64 z t)))
  0
  0
0.804 * * * [progress]: adding candidates to table
0.821 * * [progress]: iteration 2 / 4
0.821 * * * [progress]: picking best candidate
0.822 * * * * [pick]: Picked  #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>
0.822 * * * [progress]: localizing error
0.828 * * * [progress]: generating rewritten candidates
0.828 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.841 * * * [progress]: generating series expansions
0.841 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.842 * [approximate]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in (x y z t) around 0
0.842 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in t
0.842 * [taylor]: Taking taylor expansion of 1/2 in t
0.842 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in t
0.842 * [taylor]: Taking taylor expansion of (- (+ x y) z) in t
0.842 * [taylor]: Taking taylor expansion of (+ x y) in t
0.842 * [taylor]: Taking taylor expansion of x in t
0.842 * [taylor]: Taking taylor expansion of y in t
0.842 * [taylor]: Taking taylor expansion of z in t
0.842 * [taylor]: Taking taylor expansion of t in t
0.843 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in z
0.843 * [taylor]: Taking taylor expansion of 1/2 in z
0.843 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in z
0.843 * [taylor]: Taking taylor expansion of (- (+ x y) z) in z
0.843 * [taylor]: Taking taylor expansion of (+ x y) in z
0.843 * [taylor]: Taking taylor expansion of x in z
0.843 * [taylor]: Taking taylor expansion of y in z
0.843 * [taylor]: Taking taylor expansion of z in z
0.843 * [taylor]: Taking taylor expansion of t in z
0.843 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in y
0.843 * [taylor]: Taking taylor expansion of 1/2 in y
0.843 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in y
0.843 * [taylor]: Taking taylor expansion of (- (+ x y) z) in y
0.843 * [taylor]: Taking taylor expansion of (+ x y) in y
0.843 * [taylor]: Taking taylor expansion of x in y
0.843 * [taylor]: Taking taylor expansion of y in y
0.843 * [taylor]: Taking taylor expansion of z in y
0.843 * [taylor]: Taking taylor expansion of t in y
0.844 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in x
0.844 * [taylor]: Taking taylor expansion of 1/2 in x
0.844 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.844 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.844 * [taylor]: Taking taylor expansion of (+ x y) in x
0.844 * [taylor]: Taking taylor expansion of x in x
0.844 * [taylor]: Taking taylor expansion of y in x
0.844 * [taylor]: Taking taylor expansion of z in x
0.844 * [taylor]: Taking taylor expansion of t in x
0.844 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- (+ x y) z) t)) in x
0.844 * [taylor]: Taking taylor expansion of 1/2 in x
0.844 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.844 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.844 * [taylor]: Taking taylor expansion of (+ x y) in x
0.844 * [taylor]: Taking taylor expansion of x in x
0.844 * [taylor]: Taking taylor expansion of y in x
0.844 * [taylor]: Taking taylor expansion of z in x
0.844 * [taylor]: Taking taylor expansion of t in x
0.845 * [taylor]: Taking taylor expansion of (* 1/2 (/ (- y z) t)) in y
0.845 * [taylor]: Taking taylor expansion of 1/2 in y
0.845 * [taylor]: Taking taylor expansion of (/ (- y z) t) in y
0.845 * [taylor]: Taking taylor expansion of (- y z) in y
0.845 * [taylor]: Taking taylor expansion of y in y
0.845 * [taylor]: Taking taylor expansion of z in y
0.845 * [taylor]: Taking taylor expansion of t in y
0.846 * [taylor]: Taking taylor expansion of (* -1/2 (/ z t)) in z
0.846 * [taylor]: Taking taylor expansion of -1/2 in z
0.846 * [taylor]: Taking taylor expansion of (/ z t) in z
0.846 * [taylor]: Taking taylor expansion of z in z
0.846 * [taylor]: Taking taylor expansion of t in z
0.849 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 t)) in y
0.849 * [taylor]: Taking taylor expansion of 1/2 in y
0.849 * [taylor]: Taking taylor expansion of (/ 1 t) in y
0.849 * [taylor]: Taking taylor expansion of t in y
0.849 * [taylor]: Taking taylor expansion of (/ 1/2 t) in z
0.849 * [taylor]: Taking taylor expansion of 1/2 in z
0.849 * [taylor]: Taking taylor expansion of t in z
0.849 * [taylor]: Taking taylor expansion of (/ 1/2 t) in t
0.849 * [taylor]: Taking taylor expansion of 1/2 in t
0.849 * [taylor]: Taking taylor expansion of t in t
0.850 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 t)) in z
0.850 * [taylor]: Taking taylor expansion of 1/2 in z
0.850 * [taylor]: Taking taylor expansion of (/ 1 t) in z
0.850 * [taylor]: Taking taylor expansion of t in z
0.850 * [taylor]: Taking taylor expansion of (/ 1/2 t) in t
0.850 * [taylor]: Taking taylor expansion of 1/2 in t
0.850 * [taylor]: Taking taylor expansion of t in t
0.850 * [taylor]: Taking taylor expansion of (/ -1/2 t) in t
0.850 * [taylor]: Taking taylor expansion of -1/2 in t
0.850 * [taylor]: Taking taylor expansion of t in t
0.853 * [approximate]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in (x y z t) around 0
0.853 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in t
0.853 * [taylor]: Taking taylor expansion of 1/2 in t
0.853 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in t
0.853 * [taylor]: Taking taylor expansion of t in t
0.853 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in t
0.853 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.853 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.853 * [taylor]: Taking taylor expansion of y in t
0.853 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.853 * [taylor]: Taking taylor expansion of x in t
0.853 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.853 * [taylor]: Taking taylor expansion of z in t
0.853 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in z
0.853 * [taylor]: Taking taylor expansion of 1/2 in z
0.853 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in z
0.853 * [taylor]: Taking taylor expansion of t in z
0.853 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in z
0.853 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.853 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.853 * [taylor]: Taking taylor expansion of y in z
0.853 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.853 * [taylor]: Taking taylor expansion of x in z
0.853 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.853 * [taylor]: Taking taylor expansion of z in z
0.853 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in y
0.853 * [taylor]: Taking taylor expansion of 1/2 in y
0.853 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in y
0.853 * [taylor]: Taking taylor expansion of t in y
0.853 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in y
0.853 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.853 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.853 * [taylor]: Taking taylor expansion of y in y
0.854 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.854 * [taylor]: Taking taylor expansion of x in y
0.854 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.854 * [taylor]: Taking taylor expansion of z in y
0.854 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.854 * [taylor]: Taking taylor expansion of 1/2 in x
0.854 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.854 * [taylor]: Taking taylor expansion of t in x
0.854 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.854 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.854 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.854 * [taylor]: Taking taylor expansion of y in x
0.854 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.854 * [taylor]: Taking taylor expansion of x in x
0.854 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.854 * [taylor]: Taking taylor expansion of z in x
0.854 * [taylor]: Taking taylor expansion of (* 1/2 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.854 * [taylor]: Taking taylor expansion of 1/2 in x
0.854 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.854 * [taylor]: Taking taylor expansion of t in x
0.854 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.854 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.854 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.854 * [taylor]: Taking taylor expansion of y in x
0.854 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.854 * [taylor]: Taking taylor expansion of x in x
0.854 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.855 * [taylor]: Taking taylor expansion of z in x
0.855 * [taylor]: Taking taylor expansion of (* 1/2 t) in y
0.855 * [taylor]: Taking taylor expansion of 1/2 in y
0.855 * [taylor]: Taking taylor expansion of t in y
0.856 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ t y)) (* 1/2 (/ t z))) in y
0.856 * [taylor]: Taking taylor expansion of (* 1/2 (/ t y)) in y
0.856 * [taylor]: Taking taylor expansion of 1/2 in y
0.856 * [taylor]: Taking taylor expansion of (/ t y) in y
0.857 * [taylor]: Taking taylor expansion of t in y
0.857 * [taylor]: Taking taylor expansion of y in y
0.857 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in y
0.857 * [taylor]: Taking taylor expansion of 1/2 in y
0.857 * [taylor]: Taking taylor expansion of (/ t z) in y
0.857 * [taylor]: Taking taylor expansion of t in y
0.857 * [taylor]: Taking taylor expansion of z in y
0.857 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.857 * [taylor]: Taking taylor expansion of 1/2 in z
0.857 * [taylor]: Taking taylor expansion of t in z
0.857 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.857 * [taylor]: Taking taylor expansion of 1/2 in z
0.857 * [taylor]: Taking taylor expansion of t in z
0.859 * [taylor]: Taking taylor expansion of 0 in y
0.860 * [taylor]: Taking taylor expansion of (neg (* 1/2 (/ t z))) in z
0.860 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in z
0.860 * [taylor]: Taking taylor expansion of 1/2 in z
0.860 * [taylor]: Taking taylor expansion of (/ t z) in z
0.860 * [taylor]: Taking taylor expansion of t in z
0.860 * [taylor]: Taking taylor expansion of z in z
0.861 * [taylor]: Taking taylor expansion of (neg (* 1/2 t)) in t
0.861 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.861 * [taylor]: Taking taylor expansion of 1/2 in t
0.861 * [taylor]: Taking taylor expansion of t in t
0.861 * [taylor]: Taking taylor expansion of 0 in z
0.861 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.861 * [taylor]: Taking taylor expansion of 1/2 in t
0.861 * [taylor]: Taking taylor expansion of t in t
0.861 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.861 * [taylor]: Taking taylor expansion of 1/2 in t
0.861 * [taylor]: Taking taylor expansion of t in t
0.864 * [taylor]: Taking taylor expansion of 0 in y
0.864 * [taylor]: Taking taylor expansion of 0 in z
0.865 * [taylor]: Taking taylor expansion of 0 in z
0.866 * [taylor]: Taking taylor expansion of 0 in z
0.866 * [taylor]: Taking taylor expansion of 0 in t
0.866 * [taylor]: Taking taylor expansion of 0 in t
0.866 * [taylor]: Taking taylor expansion of 0 in t
0.867 * [approximate]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in (x y z t) around 0
0.867 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in t
0.867 * [taylor]: Taking taylor expansion of -1/2 in t
0.867 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in t
0.867 * [taylor]: Taking taylor expansion of t in t
0.867 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in t
0.868 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.868 * [taylor]: Taking taylor expansion of z in t
0.868 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.868 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.868 * [taylor]: Taking taylor expansion of y in t
0.868 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.868 * [taylor]: Taking taylor expansion of x in t
0.868 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in z
0.868 * [taylor]: Taking taylor expansion of -1/2 in z
0.868 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in z
0.868 * [taylor]: Taking taylor expansion of t in z
0.868 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in z
0.868 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.868 * [taylor]: Taking taylor expansion of z in z
0.868 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.868 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.868 * [taylor]: Taking taylor expansion of y in z
0.868 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.868 * [taylor]: Taking taylor expansion of x in z
0.868 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in y
0.868 * [taylor]: Taking taylor expansion of -1/2 in y
0.868 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in y
0.868 * [taylor]: Taking taylor expansion of t in y
0.868 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in y
0.868 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.868 * [taylor]: Taking taylor expansion of z in y
0.868 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.868 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.868 * [taylor]: Taking taylor expansion of y in y
0.869 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.869 * [taylor]: Taking taylor expansion of x in y
0.869 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.869 * [taylor]: Taking taylor expansion of -1/2 in x
0.869 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.869 * [taylor]: Taking taylor expansion of t in x
0.869 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in x
0.869 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.869 * [taylor]: Taking taylor expansion of z in x
0.869 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.869 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.869 * [taylor]: Taking taylor expansion of y in x
0.869 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.869 * [taylor]: Taking taylor expansion of x in x
0.869 * [taylor]: Taking taylor expansion of (* -1/2 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.869 * [taylor]: Taking taylor expansion of -1/2 in x
0.869 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.869 * [taylor]: Taking taylor expansion of t in x
0.869 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in x
0.869 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.869 * [taylor]: Taking taylor expansion of z in x
0.869 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.869 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.869 * [taylor]: Taking taylor expansion of y in x
0.869 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.869 * [taylor]: Taking taylor expansion of x in x
0.870 * [taylor]: Taking taylor expansion of (* 1/2 t) in y
0.870 * [taylor]: Taking taylor expansion of 1/2 in y
0.870 * [taylor]: Taking taylor expansion of t in y
0.871 * [taylor]: Taking taylor expansion of (- (* 1/2 (/ t y)) (* 1/2 (/ t z))) in y
0.871 * [taylor]: Taking taylor expansion of (* 1/2 (/ t y)) in y
0.871 * [taylor]: Taking taylor expansion of 1/2 in y
0.871 * [taylor]: Taking taylor expansion of (/ t y) in y
0.871 * [taylor]: Taking taylor expansion of t in y
0.871 * [taylor]: Taking taylor expansion of y in y
0.872 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in y
0.872 * [taylor]: Taking taylor expansion of 1/2 in y
0.872 * [taylor]: Taking taylor expansion of (/ t z) in y
0.872 * [taylor]: Taking taylor expansion of t in y
0.872 * [taylor]: Taking taylor expansion of z in y
0.872 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.872 * [taylor]: Taking taylor expansion of 1/2 in z
0.872 * [taylor]: Taking taylor expansion of t in z
0.872 * [taylor]: Taking taylor expansion of (* 1/2 t) in z
0.872 * [taylor]: Taking taylor expansion of 1/2 in z
0.872 * [taylor]: Taking taylor expansion of t in z
0.874 * [taylor]: Taking taylor expansion of 0 in y
0.875 * [taylor]: Taking taylor expansion of (neg (* 1/2 (/ t z))) in z
0.875 * [taylor]: Taking taylor expansion of (* 1/2 (/ t z)) in z
0.875 * [taylor]: Taking taylor expansion of 1/2 in z
0.875 * [taylor]: Taking taylor expansion of (/ t z) in z
0.875 * [taylor]: Taking taylor expansion of t in z
0.875 * [taylor]: Taking taylor expansion of z in z
0.876 * [taylor]: Taking taylor expansion of (neg (* 1/2 t)) in t
0.876 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.876 * [taylor]: Taking taylor expansion of 1/2 in t
0.876 * [taylor]: Taking taylor expansion of t in t
0.876 * [taylor]: Taking taylor expansion of 0 in z
0.876 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.876 * [taylor]: Taking taylor expansion of 1/2 in t
0.876 * [taylor]: Taking taylor expansion of t in t
0.876 * [taylor]: Taking taylor expansion of (* 1/2 t) in t
0.876 * [taylor]: Taking taylor expansion of 1/2 in t
0.876 * [taylor]: Taking taylor expansion of t in t
0.879 * [taylor]: Taking taylor expansion of 0 in y
0.879 * [taylor]: Taking taylor expansion of 0 in z
0.880 * [taylor]: Taking taylor expansion of 0 in z
0.880 * [taylor]: Taking taylor expansion of 0 in z
0.881 * [taylor]: Taking taylor expansion of 0 in t
0.881 * [taylor]: Taking taylor expansion of 0 in t
0.881 * [taylor]: Taking taylor expansion of 0 in t
0.881 * * * [progress]: simplifying candidates
0.882 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (+.f64 (log.f64 (-.f64 (+.f64 x y) z)) (-.f64 (log.f64 1/2) (log.f64 t)))
  (+.f64 (log.f64 (-.f64 (+.f64 x y) z)) (log.f64 (/.f64 1/2 t)))
  (exp.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (log.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (*.f64 (*.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (*.f64 (cbrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))) (cbrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))))
  (cbrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (*.f64 (*.f64 (*.f64 (-.f64 (+.f64 x y) z) (-.f64 (+.f64 x y) z)) (-.f64 (+.f64 x y) z)) (*.f64 (*.f64 (/.f64 1/2 t) (/.f64 1/2 t)) (/.f64 1/2 t)))
  (*.f64 (*.f64 (*.f64 (-.f64 (+.f64 x y) z) (-.f64 (+.f64 x y) z)) (-.f64 (+.f64 x y) z)) (/.f64 (*.f64 (*.f64 1/2 1/2) 1/2) (*.f64 (*.f64 t t) t)))
  (sqrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (sqrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (*.f64 (-.f64 (pow.f64 (+.f64 x y) 3) (pow.f64 z 3)) 1/2)
  (*.f64 (+.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (+.f64 (*.f64 z z) (*.f64 (+.f64 x y) z))) t)
  (*.f64 (-.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (*.f64 z z)) 1/2)
  (*.f64 (+.f64 (+.f64 x y) z) t)
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (sqrt.f64 (/.f64 1/2 t)))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (sqrt.f64 (/.f64 1/2 t)))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 t)))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 t)))
  (*.f64 (-.f64 (pow.f64 (+.f64 x y) 3) (pow.f64 z 3)) (/.f64 1/2 t))
  (*.f64 (-.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (*.f64 z z)) (/.f64 1/2 t))
  (*.f64 (-.f64 (+.f64 x y) z) 1/2)
  (*.f64 (cbrt.f64 (-.f64 (+.f64 x y) z)) (/.f64 1/2 t))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (/.f64 1/2 t))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (*.f64 (-.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)) (/.f64 1/2 t))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (*.f64 (-.f64 (+.f64 x y) z) (*.f64 (cbrt.f64 (/.f64 1/2 t)) (cbrt.f64 (/.f64 1/2 t))))
  (*.f64 (-.f64 (+.f64 x y) z) (sqrt.f64 (/.f64 1/2 t)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (*.f64 (cbrt.f64 t) (cbrt.f64 t))))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (sqrt.f64 t)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) 1))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (sqrt.f64 1/2) (*.f64 (cbrt.f64 t) (cbrt.f64 t))))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (sqrt.f64 1/2) (sqrt.f64 t)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (sqrt.f64 1/2) 1))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1 (*.f64 (cbrt.f64 t) (cbrt.f64 t))))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1 (sqrt.f64 t)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1 1))
  (*.f64 (-.f64 (+.f64 x y) z) 1)
  (*.f64 (-.f64 (+.f64 x y) z) 1/2)
  (-.f64 (+.f64 (*.f64 1/2 (/.f64 y t)) (*.f64 1/2 (/.f64 x t))) (*.f64 1/2 (/.f64 z t)))
  0
  0
0.936 * * [simplify]: iteration  0 :  5237  enodes  (cost  697 )
0.940 * [simplify]: Simplified to:
   (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (log.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (log.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (exp.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (log.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (*.f64 (pow.f64 (/.f64 (-.f64 (+.f64 x y) z) t) 3) 1/8)
  (*.f64 (cbrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))) (cbrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))))
  (cbrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (*.f64 (pow.f64 (/.f64 (-.f64 (+.f64 x y) z) t) 3) 1/8)
  (*.f64 (pow.f64 (/.f64 (-.f64 (+.f64 x y) z) t) 3) 1/8)
  (sqrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (sqrt.f64 (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))
  (*.f64 1/2 (-.f64 (pow.f64 (+.f64 x y) 3) (pow.f64 z 3)))
  (*.f64 t (+.f64 (*.f64 z z) (*.f64 (+.f64 x y) (+.f64 (+.f64 x y) z))))
  (*.f64 1/2 (-.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (*.f64 z z)))
  (*.f64 t (+.f64 (+.f64 x y) z))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (sqrt.f64 (/.f64 1/2 t)))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (sqrt.f64 (/.f64 1/2 t)))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 t)))
  (*.f64 (sqrt.f64 (-.f64 (+.f64 x y) z)) (/.f64 (sqrt.f64 1/2) (sqrt.f64 t)))
  (*.f64 (/.f64 1/2 t) (-.f64 (pow.f64 (+.f64 x y) 3) (pow.f64 z 3)))
  (*.f64 (/.f64 1/2 t) (-.f64 (*.f64 (+.f64 x y) (+.f64 x y)) (*.f64 z z)))
  (*.f64 (-.f64 (+.f64 x y) z) 1/2)
  (*.f64 (/.f64 1/2 t) (cbrt.f64 (-.f64 (+.f64 x y) z)))
  (*.f64 (/.f64 1/2 t) (sqrt.f64 (-.f64 (+.f64 x y) z)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (*.f64 (/.f64 1/2 t) (-.f64 (sqrt.f64 (+.f64 x y)) (sqrt.f64 z)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  (*.f64 (-.f64 (+.f64 x y) z) (*.f64 (cbrt.f64 (/.f64 1/2 t)) (cbrt.f64 (/.f64 1/2 t))))
  (*.f64 (-.f64 (+.f64 x y) z) (sqrt.f64 (/.f64 1/2 t)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (*.f64 (cbrt.f64 t) (cbrt.f64 t))))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)) (sqrt.f64 t)))
  (*.f64 (-.f64 (+.f64 x y) z) (*.f64 (cbrt.f64 1/2) (cbrt.f64 1/2)))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (sqrt.f64 1/2) (*.f64 (cbrt.f64 t) (cbrt.f64 t))))
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 (sqrt.f64 1/2) (sqrt.f64 t)))
  (*.f64 (-.f64 (+.f64 x y) z) (sqrt.f64 1/2))
  (/.f64 (-.f64 (+.f64 x y) z) (*.f64 (cbrt.f64 t) (cbrt.f64 t)))
  (/.f64 (-.f64 (+.f64 x y) z) (sqrt.f64 t))
  (-.f64 (+.f64 x y) z)
  (-.f64 (+.f64 x y) z)
  (*.f64 (-.f64 (+.f64 x y) z) 1/2)
  (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t))
  0
  0
0.940 * * * [progress]: adding candidates to table
0.962 * [progress]: [Phase 3 of 3] Extracting.
0.962 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
0.962 * * * [regime-changes]: Trying 8 branch expressions: ((*.f64 t 2) (+.f64 x y) (-.f64 (+.f64 x y) z) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)) t z y x)
0.962 * * * * [regimes]: Trying to branch on (*.f64 t 2) from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
0.971 * * * * [regimes]: Trying to branch on (+.f64 x y) from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
0.978 * * * * [regimes]: Trying to branch on (-.f64 (+.f64 x y) z) from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
0.985 * * * * [regimes]: Trying to branch on (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)) from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
0.994 * * * * [regimes]: Trying to branch on t from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
1.002 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
1.009 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
1.015 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z t) (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2)))> #<alt (λ (x y z t) (*.f64 (-.f64 (+.f64 x y) z) (/.f64 1/2 t)))>)
1.022 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))
1.025 * * [simplify]: iteration  0 :  22  enodes  (cost  13 )
1.025 * * [simplify]: iteration  1 :  22  enodes  (cost  13 )
1.025 * [simplify]: Simplified to:
   (/.f64 (-.f64 (+.f64 x y) z) (*.f64 t 2))
1.663 * [regime-testing]: End program error score: 0.08321040401848485