40.020 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (+ x y) z) (* t 2.0))
0.024 * * [simplify]: iteration  0 :  20  enodes  (cost  4 )
0.025 * * [simplify]: iteration  1 :  41  enodes  (cost  4 )
0.026 * * [simplify]: iteration  2 :  58  enodes  (cost  4 )
0.028 * * [simplify]: iteration  3 :  77  enodes  (cost  4 )
0.029 * * [simplify]: iteration  4 :  111  enodes  (cost  4 )
0.031 * * [simplify]: iteration  5 :  171  enodes  (cost  4 )
0.034 * * [simplify]: iteration  6 :  293  enodes  (cost  4 )
0.037 * * [simplify]: iteration  7 :  521  enodes  (cost  4 )
0.040 * * [simplify]: iteration  8 :  707  enodes  (cost  4 )
0.044 * * [simplify]: iteration  9 :  787  enodes  (cost  4 )
0.048 * * [simplify]: iteration  10 :  964  enodes  (cost  4 )
0.052 * * [simplify]: iteration  11 :  988  enodes  (cost  4 )
0.056 * * [simplify]: iteration  12 :  988  enodes  (cost  4 )
0.056 * [simplify]: Simplified to:
   (/ (- (+ x y) z) (* t 2.0))
0.056 * * [progress]: iteration 1 / 4
0.056 * * * [progress]: picking best candidate
0.061 * * * * [pick]: Picked  #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>
0.061 * * * [progress]: localizing error
0.067 * * * [progress]: generating rewritten candidates
0.067 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.076 * * * [progress]: generating series expansions
0.076 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.076 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in (x y z t) around 0
0.076 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in t
0.076 * [taylor]: Taking taylor expansion of 0.5 in t
0.076 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in t
0.076 * [taylor]: Taking taylor expansion of (- (+ x y) z) in t
0.076 * [taylor]: Taking taylor expansion of (+ x y) in t
0.077 * [taylor]: Taking taylor expansion of x in t
0.077 * [taylor]: Taking taylor expansion of y in t
0.077 * [taylor]: Taking taylor expansion of z in t
0.077 * [taylor]: Taking taylor expansion of t in t
0.077 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in z
0.077 * [taylor]: Taking taylor expansion of 0.5 in z
0.077 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in z
0.077 * [taylor]: Taking taylor expansion of (- (+ x y) z) in z
0.077 * [taylor]: Taking taylor expansion of (+ x y) in z
0.077 * [taylor]: Taking taylor expansion of x in z
0.077 * [taylor]: Taking taylor expansion of y in z
0.077 * [taylor]: Taking taylor expansion of z in z
0.077 * [taylor]: Taking taylor expansion of t in z
0.077 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in y
0.077 * [taylor]: Taking taylor expansion of 0.5 in y
0.077 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in y
0.077 * [taylor]: Taking taylor expansion of (- (+ x y) z) in y
0.077 * [taylor]: Taking taylor expansion of (+ x y) in y
0.078 * [taylor]: Taking taylor expansion of x in y
0.078 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of z in y
0.078 * [taylor]: Taking taylor expansion of t in y
0.078 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in x
0.078 * [taylor]: Taking taylor expansion of 0.5 in x
0.078 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.078 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.078 * [taylor]: Taking taylor expansion of (+ x y) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of z in x
0.078 * [taylor]: Taking taylor expansion of t in x
0.078 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in x
0.078 * [taylor]: Taking taylor expansion of 0.5 in x
0.078 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.078 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.078 * [taylor]: Taking taylor expansion of (+ x y) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of z in x
0.078 * [taylor]: Taking taylor expansion of t in x
0.078 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- y z) t)) in y
0.078 * [taylor]: Taking taylor expansion of 0.5 in y
0.078 * [taylor]: Taking taylor expansion of (/ (- y z) t) in y
0.078 * [taylor]: Taking taylor expansion of (- y z) in y
0.078 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of z in y
0.078 * [taylor]: Taking taylor expansion of t in y
0.078 * [taylor]: Taking taylor expansion of (* -0.5 (/ z t)) in z
0.078 * [taylor]: Taking taylor expansion of -0.5 in z
0.078 * [taylor]: Taking taylor expansion of (/ z t) in z
0.078 * [taylor]: Taking taylor expansion of z in z
0.078 * [taylor]: Taking taylor expansion of t in z
0.079 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 t)) in y
0.079 * [taylor]: Taking taylor expansion of 0.5 in y
0.079 * [taylor]: Taking taylor expansion of (/ 1 t) in y
0.080 * [taylor]: Taking taylor expansion of t in y
0.080 * [taylor]: Taking taylor expansion of (/ 0.5 t) in z
0.080 * [taylor]: Taking taylor expansion of 0.5 in z
0.080 * [taylor]: Taking taylor expansion of t in z
0.080 * [taylor]: Taking taylor expansion of (/ 0.5 t) in t
0.080 * [taylor]: Taking taylor expansion of 0.5 in t
0.080 * [taylor]: Taking taylor expansion of t in t
0.081 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 t)) in z
0.081 * [taylor]: Taking taylor expansion of 0.5 in z
0.081 * [taylor]: Taking taylor expansion of (/ 1 t) in z
0.081 * [taylor]: Taking taylor expansion of t in z
0.081 * [taylor]: Taking taylor expansion of (/ 0.5 t) in t
0.081 * [taylor]: Taking taylor expansion of 0.5 in t
0.081 * [taylor]: Taking taylor expansion of t in t
0.081 * [taylor]: Taking taylor expansion of (/ -0.5 t) in t
0.081 * [taylor]: Taking taylor expansion of -0.5 in t
0.081 * [taylor]: Taking taylor expansion of t in t
0.082 * [approximate]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in (x y z t) around 0
0.082 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in t
0.082 * [taylor]: Taking taylor expansion of 0.5 in t
0.082 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in t
0.082 * [taylor]: Taking taylor expansion of t in t
0.082 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in t
0.082 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.082 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.082 * [taylor]: Taking taylor expansion of y in t
0.082 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.082 * [taylor]: Taking taylor expansion of x in t
0.082 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.082 * [taylor]: Taking taylor expansion of z in t
0.082 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in z
0.082 * [taylor]: Taking taylor expansion of 0.5 in z
0.082 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in z
0.082 * [taylor]: Taking taylor expansion of t in z
0.082 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in z
0.082 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.083 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.083 * [taylor]: Taking taylor expansion of y in z
0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.083 * [taylor]: Taking taylor expansion of x in z
0.083 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.083 * [taylor]: Taking taylor expansion of z in z
0.083 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in y
0.083 * [taylor]: Taking taylor expansion of 0.5 in y
0.083 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in y
0.083 * [taylor]: Taking taylor expansion of t in y
0.083 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in y
0.083 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.083 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.083 * [taylor]: Taking taylor expansion of z in y
0.083 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.083 * [taylor]: Taking taylor expansion of 0.5 in x
0.083 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.083 * [taylor]: Taking taylor expansion of t in x
0.083 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.083 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.084 * [taylor]: Taking taylor expansion of y in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.084 * [taylor]: Taking taylor expansion of z in x
0.084 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.084 * [taylor]: Taking taylor expansion of 0.5 in x
0.084 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.084 * [taylor]: Taking taylor expansion of t in x
0.084 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.084 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.084 * [taylor]: Taking taylor expansion of y in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.084 * [taylor]: Taking taylor expansion of z in x
0.085 * [taylor]: Taking taylor expansion of (* 0.5 t) in y
0.085 * [taylor]: Taking taylor expansion of 0.5 in y
0.085 * [taylor]: Taking taylor expansion of t in y
0.086 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t y)) (* 0.5 (/ t z))) in y
0.086 * [taylor]: Taking taylor expansion of (* 0.5 (/ t y)) in y
0.086 * [taylor]: Taking taylor expansion of 0.5 in y
0.086 * [taylor]: Taking taylor expansion of (/ t y) in y
0.086 * [taylor]: Taking taylor expansion of t in y
0.086 * [taylor]: Taking taylor expansion of y in y
0.086 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in y
0.086 * [taylor]: Taking taylor expansion of 0.5 in y
0.086 * [taylor]: Taking taylor expansion of (/ t z) in y
0.086 * [taylor]: Taking taylor expansion of t in y
0.086 * [taylor]: Taking taylor expansion of z in y
0.086 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.086 * [taylor]: Taking taylor expansion of 0.5 in z
0.086 * [taylor]: Taking taylor expansion of t in z
0.086 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.086 * [taylor]: Taking taylor expansion of 0.5 in z
0.086 * [taylor]: Taking taylor expansion of t in z
0.088 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t z))) in z
0.089 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in z
0.089 * [taylor]: Taking taylor expansion of 0.5 in z
0.089 * [taylor]: Taking taylor expansion of (/ t z) in z
0.089 * [taylor]: Taking taylor expansion of t in z
0.089 * [taylor]: Taking taylor expansion of z in z
0.089 * [taylor]: Taking taylor expansion of (- (* 0.5 t)) in t
0.089 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.089 * [taylor]: Taking taylor expansion of 0.5 in t
0.089 * [taylor]: Taking taylor expansion of t in t
0.090 * [taylor]: Taking taylor expansion of 0 in z
0.090 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.090 * [taylor]: Taking taylor expansion of 0.5 in t
0.090 * [taylor]: Taking taylor expansion of t in t
0.091 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.091 * [taylor]: Taking taylor expansion of 0.5 in t
0.091 * [taylor]: Taking taylor expansion of t in t
0.093 * [taylor]: Taking taylor expansion of 0 in y
0.093 * [taylor]: Taking taylor expansion of 0 in z
0.096 * [taylor]: Taking taylor expansion of 0 in z
0.096 * [taylor]: Taking taylor expansion of 0 in z
0.097 * [taylor]: Taking taylor expansion of 0 in t
0.097 * [taylor]: Taking taylor expansion of 0 in t
0.097 * [taylor]: Taking taylor expansion of 0 in t
0.098 * [approximate]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in (x y z t) around 0
0.098 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in t
0.098 * [taylor]: Taking taylor expansion of -0.5 in t
0.098 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in t
0.098 * [taylor]: Taking taylor expansion of t in t
0.098 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in t
0.098 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.098 * [taylor]: Taking taylor expansion of z in t
0.098 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.098 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.098 * [taylor]: Taking taylor expansion of y in t
0.098 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.098 * [taylor]: Taking taylor expansion of x in t
0.098 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in z
0.098 * [taylor]: Taking taylor expansion of -0.5 in z
0.098 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in z
0.098 * [taylor]: Taking taylor expansion of t in z
0.098 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in z
0.098 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.098 * [taylor]: Taking taylor expansion of z in z
0.098 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.098 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.098 * [taylor]: Taking taylor expansion of y in z
0.098 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.098 * [taylor]: Taking taylor expansion of x in z
0.098 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in y
0.098 * [taylor]: Taking taylor expansion of -0.5 in y
0.098 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in y
0.098 * [taylor]: Taking taylor expansion of t in y
0.098 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in y
0.098 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.099 * [taylor]: Taking taylor expansion of z in y
0.099 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.099 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.099 * [taylor]: Taking taylor expansion of y in y
0.099 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.099 * [taylor]: Taking taylor expansion of x in y
0.099 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.099 * [taylor]: Taking taylor expansion of -0.5 in x
0.099 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.099 * [taylor]: Taking taylor expansion of t in x
0.099 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.099 * [taylor]: Taking taylor expansion of z in x
0.099 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.099 * [taylor]: Taking taylor expansion of y in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.099 * [taylor]: Taking taylor expansion of -0.5 in x
0.099 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.099 * [taylor]: Taking taylor expansion of t in x
0.099 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.099 * [taylor]: Taking taylor expansion of z in x
0.100 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.100 * [taylor]: Taking taylor expansion of y in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.100 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of (* 0.5 t) in y
0.101 * [taylor]: Taking taylor expansion of 0.5 in y
0.101 * [taylor]: Taking taylor expansion of t in y
0.102 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t y)) (* 0.5 (/ t z))) in y
0.102 * [taylor]: Taking taylor expansion of (* 0.5 (/ t y)) in y
0.102 * [taylor]: Taking taylor expansion of 0.5 in y
0.102 * [taylor]: Taking taylor expansion of (/ t y) in y
0.102 * [taylor]: Taking taylor expansion of t in y
0.102 * [taylor]: Taking taylor expansion of y in y
0.102 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in y
0.102 * [taylor]: Taking taylor expansion of 0.5 in y
0.102 * [taylor]: Taking taylor expansion of (/ t z) in y
0.102 * [taylor]: Taking taylor expansion of t in y
0.102 * [taylor]: Taking taylor expansion of z in y
0.102 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.102 * [taylor]: Taking taylor expansion of 0.5 in z
0.102 * [taylor]: Taking taylor expansion of t in z
0.102 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.102 * [taylor]: Taking taylor expansion of 0.5 in z
0.102 * [taylor]: Taking taylor expansion of t in z
0.104 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t z))) in z
0.105 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in z
0.105 * [taylor]: Taking taylor expansion of 0.5 in z
0.105 * [taylor]: Taking taylor expansion of (/ t z) in z
0.105 * [taylor]: Taking taylor expansion of t in z
0.105 * [taylor]: Taking taylor expansion of z in z
0.105 * [taylor]: Taking taylor expansion of (- (* 0.5 t)) in t
0.105 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.105 * [taylor]: Taking taylor expansion of 0.5 in t
0.105 * [taylor]: Taking taylor expansion of t in t
0.106 * [taylor]: Taking taylor expansion of 0 in z
0.106 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.106 * [taylor]: Taking taylor expansion of 0.5 in t
0.106 * [taylor]: Taking taylor expansion of t in t
0.106 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.106 * [taylor]: Taking taylor expansion of 0.5 in t
0.106 * [taylor]: Taking taylor expansion of t in t
0.109 * [taylor]: Taking taylor expansion of 0 in y
0.109 * [taylor]: Taking taylor expansion of 0 in z
0.111 * [taylor]: Taking taylor expansion of 0 in z
0.112 * [taylor]: Taking taylor expansion of 0 in z
0.113 * [taylor]: Taking taylor expansion of 0 in t
0.113 * [taylor]: Taking taylor expansion of 0 in t
0.113 * [taylor]: Taking taylor expansion of 0 in t
0.113 * * * [progress]: simplifying candidates
0.114 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- (+ x y) z)) (+ (log t) (log 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (log (/ (- (+ x y) z) (* t 2.0)))
  (exp (/ (- (+ x y) z) (* t 2.0)))
  (/ (* (* (- (+ x y) z) (- (+ x y) z)) (- (+ x y) z)) (* (* (* t t) t) (* (* 2.0 2.0) 2.0)))
  (/ (* (* (- (+ x y) z) (- (+ x y) z)) (- (+ x y) z)) (* (* (* t 2.0) (* t 2.0)) (* t 2.0)))
  (* (cbrt (/ (- (+ x y) z) (* t 2.0))) (cbrt (/ (- (+ x y) z) (* t 2.0))))
  (cbrt (/ (- (+ x y) z) (* t 2.0)))
  (* (* (/ (- (+ x y) z) (* t 2.0)) (/ (- (+ x y) z) (* t 2.0))) (/ (- (+ x y) z) (* t 2.0)))
  (sqrt (/ (- (+ x y) z) (* t 2.0)))
  (sqrt (/ (- (+ x y) z) (* t 2.0)))
  (- (- (+ x y) z))
  (- (* t 2.0))
  (/ (+ x y) (* t 2.0))
  (/ z (* t 2.0))
  (/ (* (cbrt (- (+ x y) z)) (cbrt (- (+ x y) z))) t)
  (/ (cbrt (- (+ x y) z)) 2.0)
  (/ (sqrt (- (+ x y) z)) t)
  (/ (sqrt (- (+ x y) z)) 2.0)
  (/ 1 t)
  (/ (- (+ x y) z) 2.0)
  (/ (+ (sqrt (+ x y)) (sqrt z)) t)
  (/ (- (sqrt (+ x y)) (sqrt z)) 2.0)
  (/ 1 t)
  (/ (- (+ x y) z) 2.0)
  (/ 1 t)
  (/ (- (+ x y) z) 2.0)
  (/ 1 (* t 2.0))
  (/ (* t 2.0) (- (+ x y) z))
  (/ (- (+ x y) z) t)
  (/ (* t 2.0) (cbrt (- (+ x y) z)))
  (/ (* t 2.0) (sqrt (- (+ x y) z)))
  (/ (* t 2.0) (- (+ x y) z))
  (/ (* t 2.0) (- (sqrt (+ x y)) (sqrt z)))
  (/ (* t 2.0) (- (+ x y) z))
  (/ (* t 2.0) (- (+ x y) z))
  (* (* t 2.0) (+ (* (+ x y) (+ x y)) (+ (* z z) (* (+ x y) z))))
  (* (* t 2.0) (+ (+ x y) z))
  (- (+ (* 0.5 (/ y t)) (* 0.5 (/ x t))) (* 0.5 (/ z t)))
  0
  0
0.117 * * [simplify]: iteration  0 :  203  enodes  (cost  198 )
0.121 * * [simplify]: iteration  1 :  740  enodes  (cost  169 )
0.134 * * [simplify]: iteration  2 :  3492  enodes  (cost  169 )
0.180 * * [simplify]: iteration  3 :  5001  enodes  (cost  169 )
0.182 * [simplify]: Simplified to:
   (log (/ (- (+ x y) z) (* t 2.0)))
  (log (/ (- (+ x y) z) (* t 2.0)))
  (log (/ (- (+ x y) z) (* t 2.0)))
  (exp (/ (- (+ x y) z) (* t 2.0)))
  (pow (/ (- (+ x y) z) (* t 2.0)) 3)
  (pow (/ (- (+ x y) z) (* t 2.0)) 3)
  (* (cbrt (/ (- (+ x y) z) (* t 2.0))) (cbrt (/ (- (+ x y) z) (* t 2.0))))
  (cbrt (/ (- (+ x y) z) (* t 2.0)))
  (pow (/ (- (+ x y) z) (* t 2.0)) 3)
  (sqrt (/ (- (+ x y) z) (* t 2.0)))
  (sqrt (/ (- (+ x y) z) (* t 2.0)))
  (- (- (+ x y) z))
  (- (* t 2.0))
  (/ (+ x y) (* t 2.0))
  (/ z (* t 2.0))
  (/ (* (cbrt (- (+ x y) z)) (cbrt (- (+ x y) z))) t)
  (/ (cbrt (- (+ x y) z)) 2.0)
  (/ (sqrt (- (+ x y) z)) t)
  (/ (sqrt (- (+ x y) z)) 2.0)
  (/ 1 t)
  (/ (- (+ x y) z) 2.0)
  (/ (+ (sqrt (+ x y)) (sqrt z)) t)
  (/ (- (sqrt (+ x y)) (sqrt z)) 2.0)
  (/ 1 t)
  (/ (- (+ x y) z) 2.0)
  (/ 1 t)
  (/ (- (+ x y) z) 2.0)
  (/ 1 (* t 2.0))
  (/ (* t 2.0) (- (+ x y) z))
  (/ (- (+ x y) z) t)
  (/ (* t 2.0) (cbrt (- (+ x y) z)))
  (/ (* t 2.0) (sqrt (- (+ x y) z)))
  (/ (* t 2.0) (- (+ x y) z))
  (/ (* t 2.0) (- (sqrt (+ x y)) (sqrt z)))
  (/ (* t 2.0) (- (+ x y) z))
  (/ (* t 2.0) (- (+ x y) z))
  (* (+ (* z (+ z (+ x y))) (* (+ x y) (+ x y))) (* t 2.0))
  (* (* t 2.0) (+ (+ x y) z))
  (* 0.5 (- (+ (/ y t) (/ x t)) (/ z t)))
  0
  0
0.182 * * * [progress]: adding candidates to table
0.238 * * [progress]: iteration 2 / 4
0.238 * * * [progress]: picking best candidate
0.240 * * * * [pick]: Picked  #<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))>
0.240 * * * [progress]: localizing error
0.250 * * * [progress]: generating rewritten candidates
0.250 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.263 * * * [progress]: generating series expansions
0.263 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.264 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in (x y z t) around 0
0.264 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in t
0.264 * [taylor]: Taking taylor expansion of 0.5 in t
0.264 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in t
0.264 * [taylor]: Taking taylor expansion of (- (+ x y) z) in t
0.264 * [taylor]: Taking taylor expansion of (+ x y) in t
0.264 * [taylor]: Taking taylor expansion of x in t
0.264 * [taylor]: Taking taylor expansion of y in t
0.264 * [taylor]: Taking taylor expansion of z in t
0.264 * [taylor]: Taking taylor expansion of t in t
0.264 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in z
0.264 * [taylor]: Taking taylor expansion of 0.5 in z
0.264 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in z
0.264 * [taylor]: Taking taylor expansion of (- (+ x y) z) in z
0.264 * [taylor]: Taking taylor expansion of (+ x y) in z
0.264 * [taylor]: Taking taylor expansion of x in z
0.264 * [taylor]: Taking taylor expansion of y in z
0.264 * [taylor]: Taking taylor expansion of z in z
0.264 * [taylor]: Taking taylor expansion of t in z
0.265 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in y
0.265 * [taylor]: Taking taylor expansion of 0.5 in y
0.265 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in y
0.265 * [taylor]: Taking taylor expansion of (- (+ x y) z) in y
0.265 * [taylor]: Taking taylor expansion of (+ x y) in y
0.265 * [taylor]: Taking taylor expansion of x in y
0.265 * [taylor]: Taking taylor expansion of y in y
0.265 * [taylor]: Taking taylor expansion of z in y
0.265 * [taylor]: Taking taylor expansion of t in y
0.265 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in x
0.265 * [taylor]: Taking taylor expansion of 0.5 in x
0.265 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.265 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.265 * [taylor]: Taking taylor expansion of (+ x y) in x
0.265 * [taylor]: Taking taylor expansion of x in x
0.265 * [taylor]: Taking taylor expansion of y in x
0.265 * [taylor]: Taking taylor expansion of z in x
0.265 * [taylor]: Taking taylor expansion of t in x
0.265 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- (+ x y) z) t)) in x
0.265 * [taylor]: Taking taylor expansion of 0.5 in x
0.265 * [taylor]: Taking taylor expansion of (/ (- (+ x y) z) t) in x
0.265 * [taylor]: Taking taylor expansion of (- (+ x y) z) in x
0.265 * [taylor]: Taking taylor expansion of (+ x y) in x
0.265 * [taylor]: Taking taylor expansion of x in x
0.265 * [taylor]: Taking taylor expansion of y in x
0.265 * [taylor]: Taking taylor expansion of z in x
0.265 * [taylor]: Taking taylor expansion of t in x
0.265 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- y z) t)) in y
0.265 * [taylor]: Taking taylor expansion of 0.5 in y
0.266 * [taylor]: Taking taylor expansion of (/ (- y z) t) in y
0.266 * [taylor]: Taking taylor expansion of (- y z) in y
0.266 * [taylor]: Taking taylor expansion of y in y
0.266 * [taylor]: Taking taylor expansion of z in y
0.266 * [taylor]: Taking taylor expansion of t in y
0.266 * [taylor]: Taking taylor expansion of (* -0.5 (/ z t)) in z
0.266 * [taylor]: Taking taylor expansion of -0.5 in z
0.266 * [taylor]: Taking taylor expansion of (/ z t) in z
0.266 * [taylor]: Taking taylor expansion of z in z
0.266 * [taylor]: Taking taylor expansion of t in z
0.267 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 t)) in y
0.267 * [taylor]: Taking taylor expansion of 0.5 in y
0.267 * [taylor]: Taking taylor expansion of (/ 1 t) in y
0.267 * [taylor]: Taking taylor expansion of t in y
0.267 * [taylor]: Taking taylor expansion of (/ 0.5 t) in z
0.267 * [taylor]: Taking taylor expansion of 0.5 in z
0.267 * [taylor]: Taking taylor expansion of t in z
0.267 * [taylor]: Taking taylor expansion of (/ 0.5 t) in t
0.267 * [taylor]: Taking taylor expansion of 0.5 in t
0.267 * [taylor]: Taking taylor expansion of t in t
0.268 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 t)) in z
0.268 * [taylor]: Taking taylor expansion of 0.5 in z
0.268 * [taylor]: Taking taylor expansion of (/ 1 t) in z
0.268 * [taylor]: Taking taylor expansion of t in z
0.268 * [taylor]: Taking taylor expansion of (/ 0.5 t) in t
0.268 * [taylor]: Taking taylor expansion of 0.5 in t
0.268 * [taylor]: Taking taylor expansion of t in t
0.268 * [taylor]: Taking taylor expansion of (/ -0.5 t) in t
0.268 * [taylor]: Taking taylor expansion of -0.5 in t
0.268 * [taylor]: Taking taylor expansion of t in t
0.269 * [approximate]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in (x y z t) around 0
0.269 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in t
0.269 * [taylor]: Taking taylor expansion of 0.5 in t
0.269 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in t
0.269 * [taylor]: Taking taylor expansion of t in t
0.269 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in t
0.269 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.270 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.270 * [taylor]: Taking taylor expansion of y in t
0.270 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.270 * [taylor]: Taking taylor expansion of x in t
0.270 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.270 * [taylor]: Taking taylor expansion of z in t
0.270 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in z
0.270 * [taylor]: Taking taylor expansion of 0.5 in z
0.270 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in z
0.270 * [taylor]: Taking taylor expansion of t in z
0.270 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in z
0.270 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.270 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.270 * [taylor]: Taking taylor expansion of y in z
0.270 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.270 * [taylor]: Taking taylor expansion of x in z
0.270 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.270 * [taylor]: Taking taylor expansion of z in z
0.270 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in y
0.270 * [taylor]: Taking taylor expansion of 0.5 in y
0.270 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in y
0.270 * [taylor]: Taking taylor expansion of t in y
0.270 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in y
0.270 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.270 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.270 * [taylor]: Taking taylor expansion of y in y
0.271 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.271 * [taylor]: Taking taylor expansion of x in y
0.271 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.271 * [taylor]: Taking taylor expansion of z in y
0.271 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.271 * [taylor]: Taking taylor expansion of 0.5 in x
0.271 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.271 * [taylor]: Taking taylor expansion of t in x
0.271 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.271 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.271 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.271 * [taylor]: Taking taylor expansion of y in x
0.271 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.271 * [taylor]: Taking taylor expansion of x in x
0.271 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.271 * [taylor]: Taking taylor expansion of z in x
0.271 * [taylor]: Taking taylor expansion of (* 0.5 (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)))) in x
0.271 * [taylor]: Taking taylor expansion of 0.5 in x
0.271 * [taylor]: Taking taylor expansion of (* t (- (+ (/ 1 y) (/ 1 x)) (/ 1 z))) in x
0.271 * [taylor]: Taking taylor expansion of t in x
0.271 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (/ 1 x)) (/ 1 z)) in x
0.271 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.271 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.271 * [taylor]: Taking taylor expansion of y in x
0.271 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.271 * [taylor]: Taking taylor expansion of x in x
0.272 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.272 * [taylor]: Taking taylor expansion of z in x
0.272 * [taylor]: Taking taylor expansion of (* 0.5 t) in y
0.272 * [taylor]: Taking taylor expansion of 0.5 in y
0.272 * [taylor]: Taking taylor expansion of t in y
0.273 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t y)) (* 0.5 (/ t z))) in y
0.273 * [taylor]: Taking taylor expansion of (* 0.5 (/ t y)) in y
0.273 * [taylor]: Taking taylor expansion of 0.5 in y
0.273 * [taylor]: Taking taylor expansion of (/ t y) in y
0.273 * [taylor]: Taking taylor expansion of t in y
0.273 * [taylor]: Taking taylor expansion of y in y
0.273 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in y
0.273 * [taylor]: Taking taylor expansion of 0.5 in y
0.273 * [taylor]: Taking taylor expansion of (/ t z) in y
0.273 * [taylor]: Taking taylor expansion of t in y
0.273 * [taylor]: Taking taylor expansion of z in y
0.274 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.274 * [taylor]: Taking taylor expansion of 0.5 in z
0.274 * [taylor]: Taking taylor expansion of t in z
0.274 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.274 * [taylor]: Taking taylor expansion of 0.5 in z
0.274 * [taylor]: Taking taylor expansion of t in z
0.276 * [taylor]: Taking taylor expansion of 0 in y
0.277 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t z))) in z
0.277 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in z
0.277 * [taylor]: Taking taylor expansion of 0.5 in z
0.277 * [taylor]: Taking taylor expansion of (/ t z) in z
0.277 * [taylor]: Taking taylor expansion of t in z
0.277 * [taylor]: Taking taylor expansion of z in z
0.277 * [taylor]: Taking taylor expansion of (- (* 0.5 t)) in t
0.277 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.277 * [taylor]: Taking taylor expansion of 0.5 in t
0.277 * [taylor]: Taking taylor expansion of t in t
0.278 * [taylor]: Taking taylor expansion of 0 in z
0.278 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.278 * [taylor]: Taking taylor expansion of 0.5 in t
0.278 * [taylor]: Taking taylor expansion of t in t
0.278 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.278 * [taylor]: Taking taylor expansion of 0.5 in t
0.278 * [taylor]: Taking taylor expansion of t in t
0.281 * [taylor]: Taking taylor expansion of 0 in y
0.281 * [taylor]: Taking taylor expansion of 0 in z
0.283 * [taylor]: Taking taylor expansion of 0 in z
0.283 * [taylor]: Taking taylor expansion of 0 in z
0.284 * [taylor]: Taking taylor expansion of 0 in t
0.284 * [taylor]: Taking taylor expansion of 0 in t
0.285 * [taylor]: Taking taylor expansion of 0 in t
0.285 * [approximate]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in (x y z t) around 0
0.285 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in t
0.285 * [taylor]: Taking taylor expansion of -0.5 in t
0.285 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in t
0.285 * [taylor]: Taking taylor expansion of t in t
0.285 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in t
0.285 * [taylor]: Taking taylor expansion of (/ 1 z) in t
0.285 * [taylor]: Taking taylor expansion of z in t
0.285 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in t
0.285 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.285 * [taylor]: Taking taylor expansion of y in t
0.285 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.285 * [taylor]: Taking taylor expansion of x in t
0.285 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in z
0.285 * [taylor]: Taking taylor expansion of -0.5 in z
0.285 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in z
0.285 * [taylor]: Taking taylor expansion of t in z
0.285 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) in z
0.285 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.285 * [taylor]: Taking taylor expansion of z in z
0.285 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in z
0.286 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.286 * [taylor]: Taking taylor expansion of y 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 (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in y
0.286 * [taylor]: Taking taylor expansion of -0.5 in y
0.286 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in y
0.286 * [taylor]: Taking taylor expansion of t in y
0.286 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) 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 (+ (/ 1 y) (/ 1 x)) in y
0.286 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.286 * [taylor]: Taking taylor expansion of y 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 (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.286 * [taylor]: Taking taylor expansion of -0.5 in x
0.286 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.286 * [taylor]: Taking taylor expansion of t in x
0.286 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) 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 (+ (/ 1 y) (/ 1 x)) in x
0.286 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.286 * [taylor]: Taking taylor expansion of y in x
0.286 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.286 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of (* -0.5 (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x))))) in x
0.287 * [taylor]: Taking taylor expansion of -0.5 in x
0.287 * [taylor]: Taking taylor expansion of (* t (- (/ 1 z) (+ (/ 1 y) (/ 1 x)))) in x
0.287 * [taylor]: Taking taylor expansion of t in x
0.287 * [taylor]: Taking taylor expansion of (- (/ 1 z) (+ (/ 1 y) (/ 1 x))) 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 (+ (/ 1 y) (/ 1 x)) in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.287 * [taylor]: Taking taylor expansion of y in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of (* 0.5 t) in y
0.288 * [taylor]: Taking taylor expansion of 0.5 in y
0.288 * [taylor]: Taking taylor expansion of t in y
0.289 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t y)) (* 0.5 (/ t z))) in y
0.289 * [taylor]: Taking taylor expansion of (* 0.5 (/ t y)) in y
0.289 * [taylor]: Taking taylor expansion of 0.5 in y
0.289 * [taylor]: Taking taylor expansion of (/ t y) in y
0.289 * [taylor]: Taking taylor expansion of t in y
0.289 * [taylor]: Taking taylor expansion of y in y
0.289 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in y
0.289 * [taylor]: Taking taylor expansion of 0.5 in y
0.289 * [taylor]: Taking taylor expansion of (/ t z) in y
0.289 * [taylor]: Taking taylor expansion of t in y
0.289 * [taylor]: Taking taylor expansion of z in y
0.289 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.289 * [taylor]: Taking taylor expansion of 0.5 in z
0.289 * [taylor]: Taking taylor expansion of t in z
0.289 * [taylor]: Taking taylor expansion of (* 0.5 t) in z
0.289 * [taylor]: Taking taylor expansion of 0.5 in z
0.289 * [taylor]: Taking taylor expansion of t in z
0.292 * [taylor]: Taking taylor expansion of 0 in y
0.292 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ t z))) in z
0.293 * [taylor]: Taking taylor expansion of (* 0.5 (/ t z)) in z
0.293 * [taylor]: Taking taylor expansion of 0.5 in z
0.293 * [taylor]: Taking taylor expansion of (/ t z) in z
0.293 * [taylor]: Taking taylor expansion of t in z
0.293 * [taylor]: Taking taylor expansion of z in z
0.293 * [taylor]: Taking taylor expansion of (- (* 0.5 t)) in t
0.293 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.293 * [taylor]: Taking taylor expansion of 0.5 in t
0.293 * [taylor]: Taking taylor expansion of t in t
0.293 * [taylor]: Taking taylor expansion of 0 in z
0.294 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.294 * [taylor]: Taking taylor expansion of 0.5 in t
0.294 * [taylor]: Taking taylor expansion of t in t
0.294 * [taylor]: Taking taylor expansion of (* 0.5 t) in t
0.294 * [taylor]: Taking taylor expansion of 0.5 in t
0.294 * [taylor]: Taking taylor expansion of t in t
0.297 * [taylor]: Taking taylor expansion of 0 in y
0.297 * [taylor]: Taking taylor expansion of 0 in z
0.299 * [taylor]: Taking taylor expansion of 0 in z
0.299 * [taylor]: Taking taylor expansion of 0 in z
0.300 * [taylor]: Taking taylor expansion of 0 in t
0.300 * [taylor]: Taking taylor expansion of 0 in t
0.300 * [taylor]: Taking taylor expansion of 0 in t
0.301 * * * [progress]: simplifying candidates
0.301 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (- (+ x y) z) (/ 1 (* t 2.0)))
  (+ (log (- (+ x y) z)) (- (+ (log t) (log 2.0))))
  (+ (log (- (+ x y) z)) (- (log (* t 2.0))))
  (+ (log (- (+ x y) z)) (- 0 (+ (log t) (log 2.0))))
  (+ (log (- (+ x y) z)) (- 0 (log (* t 2.0))))
  (+ (log (- (+ x y) z)) (- (log 1) (+ (log t) (log 2.0))))
  (+ (log (- (+ x y) z)) (- (log 1) (log (* t 2.0))))
  (+ (log (- (+ x y) z)) (log (/ 1 (* t 2.0))))
  (log (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (exp (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (* (* (* (- (+ x y) z) (- (+ x y) z)) (- (+ x y) z)) (/ (* (* 1 1) 1) (* (* (* t t) t) (* (* 2.0 2.0) 2.0))))
  (* (* (* (- (+ x y) z) (- (+ x y) z)) (- (+ x y) z)) (/ (* (* 1 1) 1) (* (* (* t 2.0) (* t 2.0)) (* t 2.0))))
  (* (* (* (- (+ x y) z) (- (+ x y) z)) (- (+ x y) z)) (* (* (/ 1 (* t 2.0)) (/ 1 (* t 2.0))) (/ 1 (* t 2.0))))
  (* (cbrt (* (- (+ x y) z) (/ 1 (* t 2.0)))) (cbrt (* (- (+ x y) z) (/ 1 (* t 2.0)))))
  (cbrt (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (* (* (* (- (+ x y) z) (/ 1 (* t 2.0))) (* (- (+ x y) z) (/ 1 (* t 2.0)))) (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (sqrt (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (sqrt (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (* (- (pow (+ x y) 3) (pow z 3)) 1)
  (* (+ (* (+ x y) (+ x y)) (+ (* z z) (* (+ x y) z))) (* t 2.0))
  (* (- (* (+ x y) (+ x y)) (* z z)) 1)
  (* (+ (+ x y) z) (* t 2.0))
  (* (sqrt (- (+ x y) z)) (sqrt (/ 1 (* t 2.0))))
  (* (sqrt (- (+ x y) z)) (sqrt (/ 1 (* t 2.0))))
  (* (- (+ x y) z) (* (cbrt (/ 1 (* t 2.0))) (cbrt (/ 1 (* t 2.0)))))
  (* (- (+ x y) z) (sqrt (/ 1 (* t 2.0))))
  (* (- (+ x y) z) (/ (* (cbrt 1) (cbrt 1)) t))
  (* (- (+ x y) z) (/ (sqrt 1) t))
  (* (- (+ x y) z) (/ 1 t))
  (* (- (+ x y) z) 1)
  (* (- (+ x y) z) 1)
  (* (cbrt (- (+ x y) z)) (/ 1 (* t 2.0)))
  (* (sqrt (- (+ x y) z)) (/ 1 (* t 2.0)))
  (* (- (+ x y) z) (/ 1 (* t 2.0)))
  (* (- (sqrt (+ x y)) (sqrt z)) (/ 1 (* t 2.0)))
  (* (- (+ x y) z) (/ 1 (* t 2.0)))
  (* (- (+ x y) z) (/ 1 (* t 2.0)))
  (* (- (+ x y) z) 1)
  (* (- (pow (+ x y) 3) (pow z 3)) (/ 1 (* t 2.0)))
  (* (- (* (+ x y) (+ x y)) (* z z)) (/ 1 (* t 2.0)))
  (- (+ (* 0.5 (/ y t)) (* 0.5 (/ x t))) (* 0.5 (/ z t)))
  0
  0
0.305 * * [simplify]: iteration  0 :  290  enodes  (cost  278 )
0.311 * * [simplify]: iteration  1 :  1385  enodes  (cost  227 )
0.334 * * [simplify]: iteration  2 :  5001  enodes  (cost  223 )
0.336 * [simplify]: Simplified to:
   (/ (- (+ x y) z) (* t 2.0))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (- (log (- (+ x y) z)) (log (* t 2.0)))
  (exp (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (pow (/ (- (+ x y) z) (* t 2.0)) 3)
  (pow (/ (- (+ x y) z) (* t 2.0)) 3)
  (pow (/ (- (+ x y) z) (* t 2.0)) 3)
  (* (cbrt (* (- (+ x y) z) (/ 1 (* t 2.0)))) (cbrt (* (- (+ x y) z) (/ 1 (* t 2.0)))))
  (cbrt (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (pow (/ (- (+ x y) z) (* t 2.0)) 3)
  (sqrt (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (sqrt (* (- (+ x y) z) (/ 1 (* t 2.0))))
  (- (pow (+ x y) 3) (pow z 3))
  (* (* t 2.0) (+ (* z (+ z (+ x y))) (* (+ x y) (+ x y))))
  (- (* (+ x y) (+ x y)) (* z z))
  (* (+ (+ x y) z) (* t 2.0))
  (* (sqrt (- (+ x y) z)) (sqrt (/ 1 (* t 2.0))))
  (* (sqrt (- (+ x y) z)) (sqrt (/ 1 (* t 2.0))))
  (* (- (+ x y) z) (* (cbrt (/ 1 (* t 2.0))) (cbrt (/ 1 (* t 2.0)))))
  (* (- (+ x y) z) (sqrt (/ 1 (* t 2.0))))
  (/ (- (+ x y) z) t)
  (/ (- (+ x y) z) t)
  (/ (- (+ x y) z) t)
  (- (+ x y) z)
  (- (+ x y) z)
  (/ (/ (cbrt (- (+ x y) z)) 2.0) t)
  (/ (/ (sqrt (- (+ x y) z)) 2.0) t)
  (/ (- (+ x y) z) (* t 2.0))
  (/ (- (sqrt (+ x y)) (sqrt z)) (* t 2.0))
  (/ (- (+ x y) z) (* t 2.0))
  (/ (- (+ x y) z) (* t 2.0))
  (- (+ x y) z)
  (/ (- (pow (+ x y) 3) (pow z 3)) (* t 2.0))
  (/ (- (* (+ x y) (+ x y)) (* z z)) (* t 2.0))
  (* 0.5 (- (+ (/ y t) (/ x t)) (/ z t)))
  0
  0
0.336 * * * [progress]: adding candidates to table
0.404 * [progress]: [Phase 3 of 3] Extracting.
0.404 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.404 * * * [regime-changes]: Trying 8 branch expressions: ((* t 2.0) (+ x y) (- (+ x y) z) (/ (- (+ x y) z) (* t 2.0)) t z y x)
0.404 * * * * [regimes]: Trying to branch on (* t 2.0) from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.417 * * * * [regimes]: Trying to branch on (+ x y) from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.430 * * * * [regimes]: Trying to branch on (- (+ x y) z) from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.445 * * * * [regimes]: Trying to branch on (/ (- (+ x y) z) (* t 2.0)) from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.459 * * * * [regimes]: Trying to branch on t from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.474 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.487 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.500 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z t) (* (- (+ x y) z) (/ 1 (* t 2.0))))> #<alt (λ (x y z t) (/ (- (+ x y) z) (* t 2.0)))>)
0.515 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.515 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (+ x y) z) (* t 2.0))
0.516 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.516 * * [simplify]: iteration  1 :  11  enodes  (cost  4 )
0.516 * [simplify]: Simplified to:
   (/ (- (+ x y) z) (* t 2.0))
1.148 * [regime-testing]: Baseline error score: 0.049397762671575855
1.149 * [regime-testing]: Oracle error score: 0.04264691881609392
1.150 * [regime-testing]: End program error score: 0.049397762671575855