9.728 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.721 * * * [progress]: [2/2] Setting up program.
0.734 * [progress]: [Phase 2 of 3] Improving.
0.734 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t)))
0.735 * * [simplify]: iteration  0 :  24  enodes  (cost  31 )
0.738 * * [simplify]: iteration  1 :  51  enodes  (cost  31 )
0.744 * * [simplify]: iteration  2 :  154  enodes  (cost  31 )
0.773 * * [simplify]: iteration  3 :  879  enodes  (cost  31 )
1.008 * * [simplify]: iteration  done :  5000  enodes  (cost  31 )
1.008 * [simplify]: Simplified to:
   (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t)))
1.009 * * [progress]: iteration 1 / 4
1.009 * * * [progress]: picking best candidate
1.014 * * * * [pick]: Picked  #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))>
1.014 * * * [progress]: localizing error
1.048 * * * [progress]: generating rewritten candidates
1.048 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2)
1.057 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2)
1.066 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 1)
1.076 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 2)
1.087 * * * [progress]: generating series expansions
1.087 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2)
1.087 * [approximate]: Taking taylor expansion of (- (sqrt (+ z 1.0)) (sqrt z)) in (z) around 0
1.087 * [taylor]: Taking taylor expansion of (- (sqrt (+ z 1.0)) (sqrt z)) in z
1.087 * [taylor]: Taking taylor expansion of (sqrt (+ z 1.0)) in z
1.087 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
1.087 * [taylor]: Taking taylor expansion of z in z
1.087 * [taylor]: Taking taylor expansion of 1.0 in z
1.087 * [taylor]: Taking taylor expansion of (sqrt z) in z
1.087 * [taylor]: Taking taylor expansion of z in z
1.087 * [taylor]: Taking taylor expansion of (- (sqrt (+ z 1.0)) (sqrt z)) in z
1.087 * [taylor]: Taking taylor expansion of (sqrt (+ z 1.0)) in z
1.087 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
1.087 * [taylor]: Taking taylor expansion of z in z
1.087 * [taylor]: Taking taylor expansion of 1.0 in z
1.087 * [taylor]: Taking taylor expansion of (sqrt z) in z
1.087 * [taylor]: Taking taylor expansion of z in z
1.089 * [approximate]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z))) in (z) around 0
1.089 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z))) in z
1.089 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 z))) in z
1.089 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 z)) in z
1.089 * [taylor]: Taking taylor expansion of 1.0 in z
1.089 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.089 * [taylor]: Taking taylor expansion of z in z
1.089 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
1.089 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.089 * [taylor]: Taking taylor expansion of z in z
1.089 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z))) in z
1.089 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 z))) in z
1.089 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 z)) in z
1.089 * [taylor]: Taking taylor expansion of 1.0 in z
1.089 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.089 * [taylor]: Taking taylor expansion of z in z
1.089 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
1.089 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.089 * [taylor]: Taking taylor expansion of z in z
1.093 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 z))) (sqrt (/ -1 z))) in (z) around 0
1.093 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 z))) (sqrt (/ -1 z))) in z
1.093 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 z))) in z
1.093 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
1.093 * [taylor]: Taking taylor expansion of 1.0 in z
1.093 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.093 * [taylor]: Taking taylor expansion of z in z
1.093 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
1.093 * [taylor]: Taking taylor expansion of (/ -1 z) in z
1.093 * [taylor]: Taking taylor expansion of -1 in z
1.093 * [taylor]: Taking taylor expansion of z in z
1.093 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 z))) (sqrt (/ -1 z))) in z
1.093 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 z))) in z
1.093 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
1.093 * [taylor]: Taking taylor expansion of 1.0 in z
1.093 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.093 * [taylor]: Taking taylor expansion of z in z
1.093 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
1.093 * [taylor]: Taking taylor expansion of (/ -1 z) in z
1.093 * [taylor]: Taking taylor expansion of -1 in z
1.093 * [taylor]: Taking taylor expansion of z in z
1.097 * * * * [progress]: [ 2 / 4 ] generating series at (2 2)
1.097 * [approximate]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in (t) around 0
1.097 * [taylor]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in t
1.097 * [taylor]: Taking taylor expansion of (sqrt (+ t 1.0)) in t
1.097 * [taylor]: Taking taylor expansion of (+ t 1.0) in t
1.097 * [taylor]: Taking taylor expansion of t in t
1.097 * [taylor]: Taking taylor expansion of 1.0 in t
1.097 * [taylor]: Taking taylor expansion of (sqrt t) in t
1.097 * [taylor]: Taking taylor expansion of t in t
1.097 * [taylor]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in t
1.097 * [taylor]: Taking taylor expansion of (sqrt (+ t 1.0)) in t
1.098 * [taylor]: Taking taylor expansion of (+ t 1.0) in t
1.098 * [taylor]: Taking taylor expansion of t in t
1.098 * [taylor]: Taking taylor expansion of 1.0 in t
1.098 * [taylor]: Taking taylor expansion of (sqrt t) in t
1.098 * [taylor]: Taking taylor expansion of t in t
1.099 * [approximate]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in (t) around 0
1.099 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in t
1.099 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 t) 1.0)) in t
1.099 * [taylor]: Taking taylor expansion of (+ (/ 1 t) 1.0) in t
1.099 * [taylor]: Taking taylor expansion of (/ 1 t) in t
1.099 * [taylor]: Taking taylor expansion of t in t
1.099 * [taylor]: Taking taylor expansion of 1.0 in t
1.099 * [taylor]: Taking taylor expansion of (sqrt (/ 1 t)) in t
1.099 * [taylor]: Taking taylor expansion of (/ 1 t) in t
1.099 * [taylor]: Taking taylor expansion of t in t
1.099 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in t
1.099 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 t) 1.0)) in t
1.099 * [taylor]: Taking taylor expansion of (+ (/ 1 t) 1.0) in t
1.099 * [taylor]: Taking taylor expansion of (/ 1 t) in t
1.099 * [taylor]: Taking taylor expansion of t in t
1.099 * [taylor]: Taking taylor expansion of 1.0 in t
1.099 * [taylor]: Taking taylor expansion of (sqrt (/ 1 t)) in t
1.099 * [taylor]: Taking taylor expansion of (/ 1 t) in t
1.099 * [taylor]: Taking taylor expansion of t in t
1.103 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in (t) around 0
1.103 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in t
1.103 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 t))) in t
1.103 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 t)) in t
1.103 * [taylor]: Taking taylor expansion of 1.0 in t
1.103 * [taylor]: Taking taylor expansion of (/ 1 t) in t
1.103 * [taylor]: Taking taylor expansion of t in t
1.103 * [taylor]: Taking taylor expansion of (sqrt (/ -1 t)) in t
1.103 * [taylor]: Taking taylor expansion of (/ -1 t) in t
1.103 * [taylor]: Taking taylor expansion of -1 in t
1.103 * [taylor]: Taking taylor expansion of t in t
1.103 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in t
1.103 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 t))) in t
1.104 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 t)) in t
1.104 * [taylor]: Taking taylor expansion of 1.0 in t
1.104 * [taylor]: Taking taylor expansion of (/ 1 t) in t
1.104 * [taylor]: Taking taylor expansion of t in t
1.104 * [taylor]: Taking taylor expansion of (sqrt (/ -1 t)) in t
1.104 * [taylor]: Taking taylor expansion of (/ -1 t) in t
1.104 * [taylor]: Taking taylor expansion of -1 in t
1.104 * [taylor]: Taking taylor expansion of t in t
1.108 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 1)
1.108 * [approximate]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in (x) around 0
1.108 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
1.108 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
1.108 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.108 * [taylor]: Taking taylor expansion of x in x
1.109 * [taylor]: Taking taylor expansion of 1.0 in x
1.109 * [taylor]: Taking taylor expansion of (sqrt x) in x
1.109 * [taylor]: Taking taylor expansion of x in x
1.109 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
1.109 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
1.109 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.109 * [taylor]: Taking taylor expansion of x in x
1.109 * [taylor]: Taking taylor expansion of 1.0 in x
1.109 * [taylor]: Taking taylor expansion of (sqrt x) in x
1.109 * [taylor]: Taking taylor expansion of x in x
1.110 * [approximate]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in (x) around 0
1.110 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
1.110 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
1.110 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.110 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.110 * [taylor]: Taking taylor expansion of x in x
1.110 * [taylor]: Taking taylor expansion of 1.0 in x
1.110 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
1.110 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.110 * [taylor]: Taking taylor expansion of x in x
1.110 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
1.110 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
1.110 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.111 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.111 * [taylor]: Taking taylor expansion of x in x
1.111 * [taylor]: Taking taylor expansion of 1.0 in x
1.111 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
1.111 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.111 * [taylor]: Taking taylor expansion of x in x
1.123 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in (x) around 0
1.123 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
1.123 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
1.123 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.123 * [taylor]: Taking taylor expansion of 1.0 in x
1.123 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.123 * [taylor]: Taking taylor expansion of x in x
1.123 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
1.123 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.123 * [taylor]: Taking taylor expansion of -1 in x
1.123 * [taylor]: Taking taylor expansion of x in x
1.124 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
1.124 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
1.124 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.124 * [taylor]: Taking taylor expansion of 1.0 in x
1.124 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.124 * [taylor]: Taking taylor expansion of x in x
1.124 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
1.124 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.124 * [taylor]: Taking taylor expansion of -1 in x
1.124 * [taylor]: Taking taylor expansion of x in x
1.128 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 2)
1.128 * [approximate]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in (y) around 0
1.128 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
1.128 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
1.128 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
1.128 * [taylor]: Taking taylor expansion of y in y
1.128 * [taylor]: Taking taylor expansion of 1.0 in y
1.128 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.128 * [taylor]: Taking taylor expansion of y in y
1.128 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
1.128 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
1.128 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
1.128 * [taylor]: Taking taylor expansion of y in y
1.128 * [taylor]: Taking taylor expansion of 1.0 in y
1.128 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.128 * [taylor]: Taking taylor expansion of y in y
1.130 * [approximate]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in (y) around 0
1.130 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
1.130 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
1.130 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
1.130 * [taylor]: Taking taylor expansion of 1.0 in y
1.130 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.130 * [taylor]: Taking taylor expansion of y in y
1.130 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.130 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.130 * [taylor]: Taking taylor expansion of y in y
1.130 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
1.130 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
1.130 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
1.130 * [taylor]: Taking taylor expansion of 1.0 in y
1.130 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.130 * [taylor]: Taking taylor expansion of y in y
1.130 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.130 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.130 * [taylor]: Taking taylor expansion of y in y
1.134 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in (y) around 0
1.134 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
1.134 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
1.134 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
1.134 * [taylor]: Taking taylor expansion of 1.0 in y
1.134 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.134 * [taylor]: Taking taylor expansion of y in y
1.134 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.134 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.134 * [taylor]: Taking taylor expansion of -1 in y
1.134 * [taylor]: Taking taylor expansion of y in y
1.134 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
1.134 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
1.134 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
1.134 * [taylor]: Taking taylor expansion of 1.0 in y
1.134 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.134 * [taylor]: Taking taylor expansion of y in y
1.134 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.134 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.134 * [taylor]: Taking taylor expansion of -1 in y
1.134 * [taylor]: Taking taylor expansion of y in y
1.138 * * * [progress]: simplifying candidates
1.139 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (sqrt (+ z 1.0))) (exp (sqrt z)))
  (log (- (sqrt (+ z 1.0)) (sqrt z)))
  (exp (- (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt (- (sqrt (+ z 1.0)) (sqrt z))) (cbrt (- (sqrt (+ z 1.0)) (sqrt z))))
  (cbrt (- (sqrt (+ z 1.0)) (sqrt z)))
  (* (* (- (sqrt (+ z 1.0)) (sqrt z)) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt (- (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt (- (sqrt (+ z 1.0)) (sqrt z)))
  (- (pow (sqrt (+ z 1.0)) 3) (pow (sqrt z) 3))
  (+ (* (sqrt (+ z 1.0)) (sqrt (+ z 1.0))) (+ (* (sqrt z) (sqrt z)) (* (sqrt (+ z 1.0)) (sqrt z))))
  (neg (sqrt z))
  (- (* (sqrt (+ z 1.0)) (sqrt (+ z 1.0))) (* (sqrt z) (sqrt z)))
  (+ (sqrt (+ z 1.0)) (sqrt z))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (neg (sqrt z))
  (/ (exp (sqrt (+ t 1.0))) (exp (sqrt t)))
  (log (- (sqrt (+ t 1.0)) (sqrt t)))
  (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (cbrt (- (sqrt (+ t 1.0)) (sqrt t))) (cbrt (- (sqrt (+ t 1.0)) (sqrt t))))
  (cbrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (* (- (sqrt (+ t 1.0)) (sqrt t)) (- (sqrt (+ t 1.0)) (sqrt t))) (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (- (pow (sqrt (+ t 1.0)) 3) (pow (sqrt t) 3))
  (+ (* (sqrt (+ t 1.0)) (sqrt (+ t 1.0))) (+ (* (sqrt t) (sqrt t)) (* (sqrt (+ t 1.0)) (sqrt t))))
  (neg (sqrt t))
  (- (* (sqrt (+ t 1.0)) (sqrt (+ t 1.0))) (* (sqrt t) (sqrt t)))
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (neg (sqrt t))
  (/ (exp (sqrt (+ x 1.0))) (exp (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (* (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (+ (* (sqrt x) (sqrt x)) (* (sqrt (+ x 1.0)) (sqrt x))))
  (neg (sqrt x))
  (- (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (* (sqrt x) (sqrt x)))
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (/ (exp (sqrt (+ y 1.0))) (exp (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (* (- (sqrt (+ y 1.0)) (sqrt y)) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (+ (* (sqrt y) (sqrt y)) (* (sqrt (+ y 1.0)) (sqrt y))))
  (neg (sqrt y))
  (- (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (* (sqrt y) (sqrt y)))
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (+ (* 1/2 (/ z (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN z) (+ (* 1/8 (/ (pow z 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow z 2)))))
  (- (+ (* 1.0 (/ NAN z)) (+ (/ (pow NAN 5) (pow z 2)) (* 6.0 (/ (pow NAN 5) (pow z 3))))) (+ (* 2 (/ (pow NAN 3) z)) (+ (* 2.0 (/ (pow NAN 3) (pow z 2))) (+ (* 6 (/ (pow NAN 7) (pow z 3))) (* 1.0 (/ (pow NAN 3) (pow z 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) z)) (+ (/ (pow NAN 5) (pow z 2)) (+ (* 6 (/ (pow NAN 7) (pow z 3))) (* 1.0 (/ (pow NAN 3) (pow z 3)))))) (+ (* 1.0 (/ NAN z)) (+ (* 2.0 (/ (pow NAN 3) (pow z 2))) (* 6.0 (/ (pow NAN 5) (pow z 3))))))
  (- (+ (* 1/2 (/ t (sqrt 1.0))) (sqrt 1.0)) (+ (* 1/8 (/ (pow t 2) (pow (sqrt 1.0) 3))) (+ (* t NAN) (* (pow t 2) (pow NAN 3)))))
  (- (+ (* 1.0 (/ NAN t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6.0 (/ (pow NAN 5) (pow t 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (* 6 (/ (pow NAN 7) (pow t 3)))))))
  (- (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6 (/ (pow NAN 7) (pow t 3)))))) (+ (* 1.0 (/ NAN t)) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (* 6.0 (/ (pow NAN 5) (pow t 3))))))
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
1.147 * * [simplify]: iteration  0 :  282  enodes  (cost  1592 )
1.196 * * [simplify]: iteration  1 :  697  enodes  (cost  1508 )
1.334 * * [simplify]: iteration  2 :  2730  enodes  (cost  1452 )
1.749 * * [simplify]: iteration  done :  5000  enodes  (cost  1452 )
1.750 * [simplify]: Simplified to:
   (exp (- (sqrt (+ z 1.0)) (sqrt z)))
  (log (- (sqrt (+ z 1.0)) (sqrt z)))
  (exp (- (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt (- (sqrt (+ z 1.0)) (sqrt z))) (cbrt (- (sqrt (+ z 1.0)) (sqrt z))))
  (cbrt (- (sqrt (+ z 1.0)) (sqrt z)))
  (pow (- (sqrt (+ z 1.0)) (sqrt z)) 3)
  (sqrt (- (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt (- (sqrt (+ z 1.0)) (sqrt z)))
  (- (pow (sqrt (+ z 1.0)) 3) (pow (sqrt z) 3))
  (+ (+ (* (sqrt (+ z 1.0)) (sqrt z)) z) (+ z 1.0))
  (neg (sqrt z))
  (- (+ z 1.0) z)
  (+ (sqrt (+ z 1.0)) (sqrt z))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (+ (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (sqrt (+ z 1.0))) (sqrt (sqrt z)))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (neg (sqrt z))
  (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (log (- (sqrt (+ t 1.0)) (sqrt t)))
  (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (cbrt (- (sqrt (+ t 1.0)) (sqrt t))) (cbrt (- (sqrt (+ t 1.0)) (sqrt t))))
  (cbrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (pow (- (sqrt (+ t 1.0)) (sqrt t)) 3)
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (- (pow (sqrt (+ t 1.0)) 3) (pow (sqrt t) 3))
  (+ (+ (+ 1.0 t) t) (* (sqrt (+ t 1.0)) (sqrt t)))
  (neg (sqrt t))
  (- (+ t 1.0) t)
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (neg (sqrt t))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (pow (- (sqrt (+ x 1.0)) (sqrt x)) 3)
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (+ 1.0 x) (+ x (* (sqrt (+ x 1.0)) (sqrt x))))
  (neg (sqrt x))
  (- (+ x 1.0) x)
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (pow (- (sqrt (+ y 1.0)) (sqrt y)) 3)
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (+ 1.0 y) (+ y (* (sqrt (+ y 1.0)) (sqrt y))))
  (neg (sqrt y))
  (- (+ 1.0 y) y)
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (+ (* 1/2 (/ z (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN z) (+ (* 1/8 (/ (pow z 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow z 2)))))
  (- (+ (* 1.0 (/ NAN z)) (+ (/ (pow NAN 5) (pow z 2)) (* 6.0 (/ (pow NAN 5) (pow z 3))))) (+ (* 2 (/ (pow NAN 3) z)) (+ (* 2.0 (/ (pow NAN 3) (pow z 2))) (+ (* 6 (/ (pow NAN 7) (pow z 3))) (* 1.0 (/ (pow NAN 3) (pow z 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) z)) (+ (/ (pow NAN 5) (pow z 2)) (+ (* 6 (/ (pow NAN 7) (pow z 3))) (* 1.0 (/ (pow NAN 3) (pow z 3)))))) (+ (* 1.0 (/ NAN z)) (+ (* 2.0 (/ (pow NAN 3) (pow z 2))) (* 6.0 (/ (pow NAN 5) (pow z 3))))))
  (- (+ (* 1/2 (/ t (sqrt 1.0))) (sqrt 1.0)) (+ (* 1/8 (/ (pow t 2) (pow (sqrt 1.0) 3))) (+ (* t NAN) (* (pow t 2) (pow NAN 3)))))
  (- (+ (* 1.0 (/ NAN t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6.0 (/ (pow NAN 5) (pow t 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (* 6 (/ (pow NAN 7) (pow t 3)))))))
  (- (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6 (/ (pow NAN 7) (pow t 3)))))) (+ (* 1.0 (/ NAN t)) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (* 6.0 (/ (pow NAN 5) (pow t 3))))))
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
1.751 * * * [progress]: adding candidates to table
2.001 * * [progress]: iteration 2 / 4
2.001 * * * [progress]: picking best candidate
2.051 * * * * [pick]: Picked  #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ (- (+ z 1.0) z) (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))>
2.051 * * * [progress]: localizing error
2.086 * * * [progress]: generating rewritten candidates
2.086 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2)
2.094 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1)
2.103 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2 1)
2.110 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 2)
2.121 * * * [progress]: generating series expansions
2.121 * * * * [progress]: [ 1 / 4 ] generating series at (2 2)
2.121 * [approximate]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in (t) around 0
2.121 * [taylor]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in t
2.121 * [taylor]: Taking taylor expansion of (sqrt (+ t 1.0)) in t
2.121 * [taylor]: Taking taylor expansion of (+ t 1.0) in t
2.121 * [taylor]: Taking taylor expansion of t in t
2.121 * [taylor]: Taking taylor expansion of 1.0 in t
2.122 * [taylor]: Taking taylor expansion of (sqrt t) in t
2.122 * [taylor]: Taking taylor expansion of t in t
2.122 * [taylor]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in t
2.122 * [taylor]: Taking taylor expansion of (sqrt (+ t 1.0)) in t
2.122 * [taylor]: Taking taylor expansion of (+ t 1.0) in t
2.122 * [taylor]: Taking taylor expansion of t in t
2.122 * [taylor]: Taking taylor expansion of 1.0 in t
2.122 * [taylor]: Taking taylor expansion of (sqrt t) in t
2.122 * [taylor]: Taking taylor expansion of t in t
2.123 * [approximate]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in (t) around 0
2.123 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in t
2.123 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 t) 1.0)) in t
2.123 * [taylor]: Taking taylor expansion of (+ (/ 1 t) 1.0) in t
2.123 * [taylor]: Taking taylor expansion of (/ 1 t) in t
2.123 * [taylor]: Taking taylor expansion of t in t
2.123 * [taylor]: Taking taylor expansion of 1.0 in t
2.123 * [taylor]: Taking taylor expansion of (sqrt (/ 1 t)) in t
2.123 * [taylor]: Taking taylor expansion of (/ 1 t) in t
2.123 * [taylor]: Taking taylor expansion of t in t
2.123 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in t
2.123 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 t) 1.0)) in t
2.123 * [taylor]: Taking taylor expansion of (+ (/ 1 t) 1.0) in t
2.123 * [taylor]: Taking taylor expansion of (/ 1 t) in t
2.124 * [taylor]: Taking taylor expansion of t in t
2.124 * [taylor]: Taking taylor expansion of 1.0 in t
2.124 * [taylor]: Taking taylor expansion of (sqrt (/ 1 t)) in t
2.124 * [taylor]: Taking taylor expansion of (/ 1 t) in t
2.124 * [taylor]: Taking taylor expansion of t in t
2.128 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in (t) around 0
2.128 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in t
2.128 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 t))) in t
2.128 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 t)) in t
2.128 * [taylor]: Taking taylor expansion of 1.0 in t
2.128 * [taylor]: Taking taylor expansion of (/ 1 t) in t
2.128 * [taylor]: Taking taylor expansion of t in t
2.128 * [taylor]: Taking taylor expansion of (sqrt (/ -1 t)) in t
2.128 * [taylor]: Taking taylor expansion of (/ -1 t) in t
2.128 * [taylor]: Taking taylor expansion of -1 in t
2.128 * [taylor]: Taking taylor expansion of t in t
2.128 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in t
2.128 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 t))) in t
2.128 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 t)) in t
2.128 * [taylor]: Taking taylor expansion of 1.0 in t
2.128 * [taylor]: Taking taylor expansion of (/ 1 t) in t
2.128 * [taylor]: Taking taylor expansion of t in t
2.129 * [taylor]: Taking taylor expansion of (sqrt (/ -1 t)) in t
2.129 * [taylor]: Taking taylor expansion of (/ -1 t) in t
2.129 * [taylor]: Taking taylor expansion of -1 in t
2.129 * [taylor]: Taking taylor expansion of t in t
2.133 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1)
2.133 * [approximate]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in (x) around 0
2.133 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
2.133 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
2.133 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.133 * [taylor]: Taking taylor expansion of x in x
2.133 * [taylor]: Taking taylor expansion of 1.0 in x
2.134 * [taylor]: Taking taylor expansion of (sqrt x) in x
2.134 * [taylor]: Taking taylor expansion of x in x
2.134 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
2.134 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
2.134 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.134 * [taylor]: Taking taylor expansion of x in x
2.134 * [taylor]: Taking taylor expansion of 1.0 in x
2.134 * [taylor]: Taking taylor expansion of (sqrt x) in x
2.134 * [taylor]: Taking taylor expansion of x in x
2.135 * [approximate]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in (x) around 0
2.135 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
2.135 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
2.135 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.135 * [taylor]: Taking taylor expansion of x in x
2.135 * [taylor]: Taking taylor expansion of 1.0 in x
2.135 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
2.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.135 * [taylor]: Taking taylor expansion of x in x
2.135 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
2.135 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
2.135 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.135 * [taylor]: Taking taylor expansion of x in x
2.135 * [taylor]: Taking taylor expansion of 1.0 in x
2.136 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
2.136 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.136 * [taylor]: Taking taylor expansion of x in x
2.139 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in (x) around 0
2.139 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
2.139 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
2.139 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.139 * [taylor]: Taking taylor expansion of 1.0 in x
2.139 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.139 * [taylor]: Taking taylor expansion of x in x
2.139 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
2.139 * [taylor]: Taking taylor expansion of (/ -1 x) in x
2.140 * [taylor]: Taking taylor expansion of -1 in x
2.140 * [taylor]: Taking taylor expansion of x in x
2.140 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
2.140 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
2.140 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.140 * [taylor]: Taking taylor expansion of 1.0 in x
2.140 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.140 * [taylor]: Taking taylor expansion of x in x
2.140 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
2.140 * [taylor]: Taking taylor expansion of (/ -1 x) in x
2.140 * [taylor]: Taking taylor expansion of -1 in x
2.140 * [taylor]: Taking taylor expansion of x in x
2.144 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 2 1)
2.144 * [approximate]: Taking taylor expansion of 1.0 in (z) around 0
2.144 * [taylor]: Taking taylor expansion of 1.0 in z
2.144 * [taylor]: Taking taylor expansion of 1.0 in z
2.144 * [approximate]: Taking taylor expansion of 1.0 in (z) around 0
2.144 * [taylor]: Taking taylor expansion of 1.0 in z
2.144 * [taylor]: Taking taylor expansion of 1.0 in z
2.144 * [approximate]: Taking taylor expansion of 1.0 in (z) around 0
2.144 * [taylor]: Taking taylor expansion of 1.0 in z
2.144 * [taylor]: Taking taylor expansion of 1.0 in z
2.144 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 2)
2.144 * [approximate]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in (y) around 0
2.144 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
2.144 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
2.144 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
2.144 * [taylor]: Taking taylor expansion of y in y
2.144 * [taylor]: Taking taylor expansion of 1.0 in y
2.144 * [taylor]: Taking taylor expansion of (sqrt y) in y
2.144 * [taylor]: Taking taylor expansion of y in y
2.145 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
2.145 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
2.145 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
2.145 * [taylor]: Taking taylor expansion of y in y
2.145 * [taylor]: Taking taylor expansion of 1.0 in y
2.145 * [taylor]: Taking taylor expansion of (sqrt y) in y
2.145 * [taylor]: Taking taylor expansion of y in y
2.146 * [approximate]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in (y) around 0
2.146 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
2.146 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
2.146 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
2.146 * [taylor]: Taking taylor expansion of 1.0 in y
2.146 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.146 * [taylor]: Taking taylor expansion of y in y
2.146 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
2.146 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.146 * [taylor]: Taking taylor expansion of y in y
2.146 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
2.146 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
2.146 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
2.146 * [taylor]: Taking taylor expansion of 1.0 in y
2.146 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.146 * [taylor]: Taking taylor expansion of y in y
2.146 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
2.146 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.146 * [taylor]: Taking taylor expansion of y in y
2.150 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in (y) around 0
2.150 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
2.150 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
2.150 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
2.150 * [taylor]: Taking taylor expansion of 1.0 in y
2.150 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.150 * [taylor]: Taking taylor expansion of y in y
2.150 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
2.150 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.150 * [taylor]: Taking taylor expansion of -1 in y
2.150 * [taylor]: Taking taylor expansion of y in y
2.151 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
2.151 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
2.151 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
2.151 * [taylor]: Taking taylor expansion of 1.0 in y
2.151 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.151 * [taylor]: Taking taylor expansion of y in y
2.151 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
2.151 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.151 * [taylor]: Taking taylor expansion of -1 in y
2.151 * [taylor]: Taking taylor expansion of y in y
2.155 * * * [progress]: simplifying candidates
2.156 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (sqrt (+ t 1.0))) (exp (sqrt t)))
  (log (- (sqrt (+ t 1.0)) (sqrt t)))
  (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (cbrt (- (sqrt (+ t 1.0)) (sqrt t))) (cbrt (- (sqrt (+ t 1.0)) (sqrt t))))
  (cbrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (* (- (sqrt (+ t 1.0)) (sqrt t)) (- (sqrt (+ t 1.0)) (sqrt t))) (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (- (pow (sqrt (+ t 1.0)) 3) (pow (sqrt t) 3))
  (+ (* (sqrt (+ t 1.0)) (sqrt (+ t 1.0))) (+ (* (sqrt t) (sqrt t)) (* (sqrt (+ t 1.0)) (sqrt t))))
  (neg (sqrt t))
  (- (* (sqrt (+ t 1.0)) (sqrt (+ t 1.0))) (* (sqrt t) (sqrt t)))
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (neg (sqrt t))
  (/ (exp (sqrt (+ x 1.0))) (exp (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (* (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (+ (* (sqrt x) (sqrt x)) (* (sqrt (+ x 1.0)) (sqrt x))))
  (neg (sqrt x))
  (- (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (* (sqrt x) (sqrt x)))
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (/ (* (exp z) (exp 1.0)) (exp z))
  (/ (exp (+ z 1.0)) (exp z))
  (log (- (+ z 1.0) z))
  (exp (- (+ z 1.0) z))
  (* (cbrt (- (+ z 1.0) z)) (cbrt (- (+ z 1.0) z)))
  (cbrt (- (+ z 1.0) z))
  (* (* (- (+ z 1.0) z) (- (+ z 1.0) z)) (- (+ z 1.0) z))
  (sqrt (- (+ z 1.0) z))
  (sqrt (- (+ z 1.0) z))
  (- (pow (+ z 1.0) 3) (pow z 3))
  (+ (* (+ z 1.0) (+ z 1.0)) (+ (* z z) (* (+ z 1.0) z)))
  (neg z)
  (- (* (+ z 1.0) (+ z 1.0)) (* z z))
  (+ (+ z 1.0) z)
  (+ (sqrt (+ z 1.0)) (sqrt z))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (- (+ z 1.0) z)
  (- (+ z 1.0) z)
  (- 1.0 z)
  (neg z)
  (/ (exp (sqrt (+ y 1.0))) (exp (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (* (- (sqrt (+ y 1.0)) (sqrt y)) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (+ (* (sqrt y) (sqrt y)) (* (sqrt (+ y 1.0)) (sqrt y))))
  (neg (sqrt y))
  (- (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (* (sqrt y) (sqrt y)))
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (+ (* 1/2 (/ t (sqrt 1.0))) (sqrt 1.0)) (+ (* 1/8 (/ (pow t 2) (pow (sqrt 1.0) 3))) (+ (* t NAN) (* (pow t 2) (pow NAN 3)))))
  (- (+ (* 1.0 (/ NAN t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6.0 (/ (pow NAN 5) (pow t 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (* 6 (/ (pow NAN 7) (pow t 3)))))))
  (- (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6 (/ (pow NAN 7) (pow t 3)))))) (+ (* 1.0 (/ NAN t)) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (* 6.0 (/ (pow NAN 5) (pow t 3))))))
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  1.0
  1.0
  1.0
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
2.170 * * [simplify]: iteration  0 :  248  enodes  (cost  1345 )
2.207 * * [simplify]: iteration  1 :  601  enodes  (cost  1278 )
2.317 * * [simplify]: iteration  2 :  2270  enodes  (cost  1225 )
2.683 * * [simplify]: iteration  done :  5000  enodes  (cost  1225 )
2.684 * [simplify]: Simplified to:
   (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (log (- (sqrt (+ t 1.0)) (sqrt t)))
  (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (cbrt (- (sqrt (+ t 1.0)) (sqrt t))) (cbrt (- (sqrt (+ t 1.0)) (sqrt t))))
  (cbrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (pow (- (sqrt (+ t 1.0)) (sqrt t)) 3)
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (- (pow (sqrt (+ t 1.0)) 3) (pow (sqrt t) 3))
  (+ (+ (* (sqrt (+ t 1.0)) (sqrt t)) t) (+ t 1.0))
  (neg (sqrt t))
  (- (+ t 1.0) t)
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (neg (sqrt t))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (pow (- (sqrt (+ x 1.0)) (sqrt x)) 3)
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (+ (+ 1.0 x) x) (* (sqrt (+ x 1.0)) (sqrt x)))
  (neg (sqrt x))
  (- (+ x 1.0) x)
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (exp (- (+ z 1.0) z))
  (exp (- (+ z 1.0) z))
  (log (- (+ z 1.0) z))
  (exp (- (+ z 1.0) z))
  (* (cbrt (- (+ z 1.0) z)) (cbrt (- (+ z 1.0) z)))
  (cbrt (- (+ z 1.0) z))
  (pow (- (+ z 1.0) z) 3)
  (sqrt (- (+ z 1.0) z))
  (sqrt (- (+ z 1.0) z))
  (- (pow (+ z 1.0) 3) (pow z 3))
  (+ (* z (+ (+ z 1.0) z)) (* (+ z 1.0) (+ z 1.0)))
  (neg z)
  (- (* (+ z 1.0) (+ z 1.0)) (* z z))
  (+ (+ z 1.0) z)
  (+ (sqrt (+ z 1.0)) (sqrt z))
  (- (sqrt (+ z 1.0)) (sqrt z))
  (- (+ z 1.0) z)
  (- (+ z 1.0) z)
  (- 1.0 z)
  (neg z)
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (pow (- (sqrt (+ y 1.0)) (sqrt y)) 3)
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (+ (+ 1.0 y) y) (* (sqrt (+ y 1.0)) (sqrt y)))
  (neg (sqrt y))
  (- (+ y 1.0) y)
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (+ (* 1/2 (/ t (sqrt 1.0))) (sqrt 1.0)) (+ (* 1/8 (/ (pow t 2) (pow (sqrt 1.0) 3))) (+ (* t NAN) (* (pow t 2) (pow NAN 3)))))
  (- (+ (* 1.0 (/ NAN t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6.0 (/ (pow NAN 5) (pow t 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (* 6 (/ (pow NAN 7) (pow t 3)))))))
  (- (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6 (/ (pow NAN 7) (pow t 3)))))) (+ (* 1.0 (/ NAN t)) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (* 6.0 (/ (pow NAN 5) (pow t 3))))))
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  1.0
  1.0
  1.0
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
2.684 * * * [progress]: adding candidates to table
2.906 * * [progress]: iteration 3 / 4
2.906 * * * [progress]: picking best candidate
2.957 * * * * [pick]: Picked  #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))>
2.957 * * * [progress]: localizing error
2.983 * * * [progress]: generating rewritten candidates
2.983 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2)
2.991 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1)
3.000 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2)
3.009 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2)
3.024 * * * [progress]: generating series expansions
3.024 * * * * [progress]: [ 1 / 4 ] generating series at (2 2)
3.025 * [approximate]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in (t) around 0
3.025 * [taylor]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in t
3.025 * [taylor]: Taking taylor expansion of (sqrt (+ t 1.0)) in t
3.025 * [taylor]: Taking taylor expansion of (+ t 1.0) in t
3.025 * [taylor]: Taking taylor expansion of t in t
3.025 * [taylor]: Taking taylor expansion of 1.0 in t
3.025 * [taylor]: Taking taylor expansion of (sqrt t) in t
3.025 * [taylor]: Taking taylor expansion of t in t
3.025 * [taylor]: Taking taylor expansion of (- (sqrt (+ t 1.0)) (sqrt t)) in t
3.025 * [taylor]: Taking taylor expansion of (sqrt (+ t 1.0)) in t
3.025 * [taylor]: Taking taylor expansion of (+ t 1.0) in t
3.025 * [taylor]: Taking taylor expansion of t in t
3.025 * [taylor]: Taking taylor expansion of 1.0 in t
3.025 * [taylor]: Taking taylor expansion of (sqrt t) in t
3.025 * [taylor]: Taking taylor expansion of t in t
3.026 * [approximate]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in (t) around 0
3.026 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in t
3.026 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 t) 1.0)) in t
3.026 * [taylor]: Taking taylor expansion of (+ (/ 1 t) 1.0) in t
3.026 * [taylor]: Taking taylor expansion of (/ 1 t) in t
3.026 * [taylor]: Taking taylor expansion of t in t
3.026 * [taylor]: Taking taylor expansion of 1.0 in t
3.026 * [taylor]: Taking taylor expansion of (sqrt (/ 1 t)) in t
3.027 * [taylor]: Taking taylor expansion of (/ 1 t) in t
3.027 * [taylor]: Taking taylor expansion of t in t
3.027 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 t) 1.0)) (sqrt (/ 1 t))) in t
3.027 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 t) 1.0)) in t
3.027 * [taylor]: Taking taylor expansion of (+ (/ 1 t) 1.0) in t
3.027 * [taylor]: Taking taylor expansion of (/ 1 t) in t
3.027 * [taylor]: Taking taylor expansion of t in t
3.027 * [taylor]: Taking taylor expansion of 1.0 in t
3.027 * [taylor]: Taking taylor expansion of (sqrt (/ 1 t)) in t
3.027 * [taylor]: Taking taylor expansion of (/ 1 t) in t
3.027 * [taylor]: Taking taylor expansion of t in t
3.030 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in (t) around 0
3.031 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in t
3.031 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 t))) in t
3.031 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 t)) in t
3.031 * [taylor]: Taking taylor expansion of 1.0 in t
3.031 * [taylor]: Taking taylor expansion of (/ 1 t) in t
3.031 * [taylor]: Taking taylor expansion of t in t
3.031 * [taylor]: Taking taylor expansion of (sqrt (/ -1 t)) in t
3.031 * [taylor]: Taking taylor expansion of (/ -1 t) in t
3.031 * [taylor]: Taking taylor expansion of -1 in t
3.031 * [taylor]: Taking taylor expansion of t in t
3.031 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 t))) (sqrt (/ -1 t))) in t
3.031 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 t))) in t
3.031 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 t)) in t
3.031 * [taylor]: Taking taylor expansion of 1.0 in t
3.031 * [taylor]: Taking taylor expansion of (/ 1 t) in t
3.031 * [taylor]: Taking taylor expansion of t in t
3.031 * [taylor]: Taking taylor expansion of (sqrt (/ -1 t)) in t
3.031 * [taylor]: Taking taylor expansion of (/ -1 t) in t
3.031 * [taylor]: Taking taylor expansion of -1 in t
3.031 * [taylor]: Taking taylor expansion of t in t
3.042 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1)
3.042 * [approximate]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in (x) around 0
3.042 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
3.042 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
3.042 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.042 * [taylor]: Taking taylor expansion of x in x
3.042 * [taylor]: Taking taylor expansion of 1.0 in x
3.042 * [taylor]: Taking taylor expansion of (sqrt x) in x
3.042 * [taylor]: Taking taylor expansion of x in x
3.042 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
3.042 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
3.042 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.042 * [taylor]: Taking taylor expansion of x in x
3.042 * [taylor]: Taking taylor expansion of 1.0 in x
3.042 * [taylor]: Taking taylor expansion of (sqrt x) in x
3.042 * [taylor]: Taking taylor expansion of x in x
3.044 * [approximate]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in (x) around 0
3.044 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
3.044 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
3.044 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.044 * [taylor]: Taking taylor expansion of x in x
3.044 * [taylor]: Taking taylor expansion of 1.0 in x
3.044 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
3.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.044 * [taylor]: Taking taylor expansion of x in x
3.044 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
3.044 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
3.044 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.044 * [taylor]: Taking taylor expansion of x in x
3.044 * [taylor]: Taking taylor expansion of 1.0 in x
3.044 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
3.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.044 * [taylor]: Taking taylor expansion of x in x
3.048 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in (x) around 0
3.048 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
3.048 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
3.048 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.048 * [taylor]: Taking taylor expansion of 1.0 in x
3.048 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.048 * [taylor]: Taking taylor expansion of x in x
3.048 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
3.048 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.048 * [taylor]: Taking taylor expansion of -1 in x
3.048 * [taylor]: Taking taylor expansion of x in x
3.048 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
3.048 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
3.048 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.048 * [taylor]: Taking taylor expansion of 1.0 in x
3.048 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.048 * [taylor]: Taking taylor expansion of x in x
3.048 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
3.048 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.048 * [taylor]: Taking taylor expansion of -1 in x
3.048 * [taylor]: Taking taylor expansion of x in x
3.052 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2)
3.052 * [approximate]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in (y) around 0
3.052 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
3.052 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
3.052 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
3.052 * [taylor]: Taking taylor expansion of y in y
3.052 * [taylor]: Taking taylor expansion of 1.0 in y
3.052 * [taylor]: Taking taylor expansion of (sqrt y) in y
3.052 * [taylor]: Taking taylor expansion of y in y
3.052 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
3.052 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
3.052 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
3.052 * [taylor]: Taking taylor expansion of y in y
3.053 * [taylor]: Taking taylor expansion of 1.0 in y
3.053 * [taylor]: Taking taylor expansion of (sqrt y) in y
3.053 * [taylor]: Taking taylor expansion of y in y
3.054 * [approximate]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in (y) around 0
3.054 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
3.054 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
3.054 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
3.054 * [taylor]: Taking taylor expansion of 1.0 in y
3.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.054 * [taylor]: Taking taylor expansion of y in y
3.054 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
3.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.054 * [taylor]: Taking taylor expansion of y in y
3.054 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
3.054 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
3.054 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
3.054 * [taylor]: Taking taylor expansion of 1.0 in y
3.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.054 * [taylor]: Taking taylor expansion of y in y
3.054 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
3.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.054 * [taylor]: Taking taylor expansion of y in y
3.058 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in (y) around 0
3.058 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
3.058 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
3.058 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
3.058 * [taylor]: Taking taylor expansion of 1.0 in y
3.058 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.058 * [taylor]: Taking taylor expansion of y in y
3.058 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
3.058 * [taylor]: Taking taylor expansion of (/ -1 y) in y
3.058 * [taylor]: Taking taylor expansion of -1 in y
3.058 * [taylor]: Taking taylor expansion of y in y
3.058 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
3.058 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
3.058 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
3.058 * [taylor]: Taking taylor expansion of 1.0 in y
3.058 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.058 * [taylor]: Taking taylor expansion of y in y
3.059 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
3.059 * [taylor]: Taking taylor expansion of (/ -1 y) in y
3.059 * [taylor]: Taking taylor expansion of -1 in y
3.059 * [taylor]: Taking taylor expansion of y in y
3.063 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 2)
3.063 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (sqrt z) (sqrt (+ z 1.0)))) in (z) around 0
3.063 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt z) (sqrt (+ z 1.0)))) in z
3.063 * [taylor]: Taking taylor expansion of 1.0 in z
3.063 * [taylor]: Taking taylor expansion of (+ (sqrt z) (sqrt (+ z 1.0))) in z
3.063 * [taylor]: Taking taylor expansion of (sqrt z) in z
3.063 * [taylor]: Taking taylor expansion of z in z
3.063 * [taylor]: Taking taylor expansion of (sqrt (+ z 1.0)) in z
3.063 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
3.063 * [taylor]: Taking taylor expansion of z in z
3.063 * [taylor]: Taking taylor expansion of 1.0 in z
3.063 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt z) (sqrt (+ z 1.0)))) in z
3.063 * [taylor]: Taking taylor expansion of 1.0 in z
3.063 * [taylor]: Taking taylor expansion of (+ (sqrt z) (sqrt (+ z 1.0))) in z
3.063 * [taylor]: Taking taylor expansion of (sqrt z) in z
3.063 * [taylor]: Taking taylor expansion of z in z
3.063 * [taylor]: Taking taylor expansion of (sqrt (+ z 1.0)) in z
3.063 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
3.063 * [taylor]: Taking taylor expansion of z in z
3.063 * [taylor]: Taking taylor expansion of 1.0 in z
3.067 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z)))) in (z) around 0
3.067 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z)))) in z
3.067 * [taylor]: Taking taylor expansion of 1.0 in z
3.067 * [taylor]: Taking taylor expansion of (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z))) in z
3.067 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 z))) in z
3.067 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 z)) in z
3.067 * [taylor]: Taking taylor expansion of 1.0 in z
3.067 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.067 * [taylor]: Taking taylor expansion of z in z
3.067 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
3.067 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.067 * [taylor]: Taking taylor expansion of z in z
3.067 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z)))) in z
3.067 * [taylor]: Taking taylor expansion of 1.0 in z
3.067 * [taylor]: Taking taylor expansion of (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z))) in z
3.067 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 z))) in z
3.067 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 z)) in z
3.067 * [taylor]: Taking taylor expansion of 1.0 in z
3.067 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.067 * [taylor]: Taking taylor expansion of z in z
3.068 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
3.068 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.068 * [taylor]: Taking taylor expansion of z in z
3.070 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z))))) in (z) around 0
3.070 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z))))) in z
3.070 * [taylor]: Taking taylor expansion of 1.0 in z
3.070 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z)))) in z
3.070 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
3.070 * [taylor]: Taking taylor expansion of (/ -1 z) in z
3.070 * [taylor]: Taking taylor expansion of -1 in z
3.070 * [taylor]: Taking taylor expansion of z in z
3.070 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 z))) in z
3.070 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
3.070 * [taylor]: Taking taylor expansion of 1.0 in z
3.070 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.070 * [taylor]: Taking taylor expansion of z in z
3.070 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z))))) in z
3.070 * [taylor]: Taking taylor expansion of 1.0 in z
3.070 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z)))) in z
3.070 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
3.071 * [taylor]: Taking taylor expansion of (/ -1 z) in z
3.071 * [taylor]: Taking taylor expansion of -1 in z
3.071 * [taylor]: Taking taylor expansion of z in z
3.071 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 z))) in z
3.071 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
3.071 * [taylor]: Taking taylor expansion of 1.0 in z
3.071 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.071 * [taylor]: Taking taylor expansion of z in z
3.073 * * * [progress]: simplifying candidates
3.075 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (sqrt (+ t 1.0))) (exp (sqrt t)))
  (log (- (sqrt (+ t 1.0)) (sqrt t)))
  (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (cbrt (- (sqrt (+ t 1.0)) (sqrt t))) (cbrt (- (sqrt (+ t 1.0)) (sqrt t))))
  (cbrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (* (- (sqrt (+ t 1.0)) (sqrt t)) (- (sqrt (+ t 1.0)) (sqrt t))) (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (- (pow (sqrt (+ t 1.0)) 3) (pow (sqrt t) 3))
  (+ (* (sqrt (+ t 1.0)) (sqrt (+ t 1.0))) (+ (* (sqrt t) (sqrt t)) (* (sqrt (+ t 1.0)) (sqrt t))))
  (neg (sqrt t))
  (- (* (sqrt (+ t 1.0)) (sqrt (+ t 1.0))) (* (sqrt t) (sqrt t)))
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (neg (sqrt t))
  (/ (exp (sqrt (+ x 1.0))) (exp (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (* (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (+ (* (sqrt x) (sqrt x)) (* (sqrt (+ x 1.0)) (sqrt x))))
  (neg (sqrt x))
  (- (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (* (sqrt x) (sqrt x)))
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (/ (exp (sqrt (+ y 1.0))) (exp (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (* (- (sqrt (+ y 1.0)) (sqrt y)) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (+ (* (sqrt y) (sqrt y)) (* (sqrt (+ y 1.0)) (sqrt y))))
  (neg (sqrt y))
  (- (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (* (sqrt y) (sqrt y)))
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (log 1.0) (log (+ (sqrt (+ z 1.0)) (sqrt z))))
  (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (* 1.0 1.0) 1.0) (* (* (+ (sqrt (+ z 1.0)) (sqrt z)) (+ (sqrt (+ z 1.0)) (sqrt z))) (+ (sqrt (+ z 1.0)) (sqrt z))))
  (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (* (* (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (neg 1.0)
  (neg (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (cbrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (cbrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt 1))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt 1))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (sqrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (sqrt 1))
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (sqrt 1))
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1 1)
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (sqrt 1))
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (sqrt 1))
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 1)
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1.0 1)
  (/ 1.0 (sqrt 1))
  (/ 1.0 (sqrt 1))
  (/ 1.0 1)
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (cbrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (sqrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (+ (pow (sqrt (+ z 1.0)) 3) (pow (sqrt z) 3)))
  (/ 1.0 (- (* (sqrt (+ z 1.0)) (sqrt (+ z 1.0))) (* (sqrt z) (sqrt z))))
  (- (+ (* 1/2 (/ t (sqrt 1.0))) (sqrt 1.0)) (+ (* 1/8 (/ (pow t 2) (pow (sqrt 1.0) 3))) (+ (* t NAN) (* (pow t 2) (pow NAN 3)))))
  (- (+ (* 1.0 (/ NAN t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6.0 (/ (pow NAN 5) (pow t 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (* 6 (/ (pow NAN 7) (pow t 3)))))))
  (- (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6 (/ (pow NAN 7) (pow t 3)))))) (+ (* 1.0 (/ NAN t)) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (* 6.0 (/ (pow NAN 5) (pow t 3))))))
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
  (- (+ (* 1.0 (/ 1 (sqrt 1.0))) (+ (* 1.0 (/ (* NAN (pow z 2)) (pow (sqrt 1.0) 4))) (+ (* 1.0 (/ (* (pow NAN 2) (pow z 2)) (pow (sqrt 1.0) 3))) (* 0.375 (/ (pow z 2) (pow (sqrt 1.0) 5)))))) (+ (* 0.5 (/ z (pow (sqrt 1.0) 3))) (+ (* 1.0 (/ (* NAN z) (pow (sqrt 1.0) 2))) (* 1.0 (/ (* (pow NAN 3) (pow z 2)) (pow (sqrt 1.0) 2))))))
  (- (+ (* 0.5 (/ NAN (pow z 2))) (+ (* 0.5 (/ 1 NAN)) (* 0.125 (/ 1 (* NAN (pow z 2)))))) (+ (* 0.25 (/ 1 (* NAN z))) (* 0.75 (/ (pow NAN 3) (pow z 2)))))
  (- (+ (* 0.5 (/ NAN (pow z 2))) (+ (* 0.5 (/ 1 NAN)) (+ (* 0.125 (/ 1 (* NAN (pow z 2)))) (* 0.25 (/ 1 (* NAN z)))))) (* 0.75 (/ (pow NAN 3) (pow z 2))))
3.086 * * [simplify]: iteration  0 :  333  enodes  (cost  1965 )
3.141 * * [simplify]: iteration  1 :  818  enodes  (cost  1866 )
3.303 * * [simplify]: iteration  2 :  3098  enodes  (cost  1751 )
3.750 * * [simplify]: iteration  done :  5000  enodes  (cost  1749 )
3.751 * [simplify]: Simplified to:
   (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (log (- (sqrt (+ t 1.0)) (sqrt t)))
  (exp (- (sqrt (+ t 1.0)) (sqrt t)))
  (* (cbrt (- (sqrt (+ t 1.0)) (sqrt t))) (cbrt (- (sqrt (+ t 1.0)) (sqrt t))))
  (cbrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (pow (- (sqrt (+ t 1.0)) (sqrt t)) 3)
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (sqrt (- (sqrt (+ t 1.0)) (sqrt t)))
  (- (pow (sqrt (+ t 1.0)) 3) (pow (sqrt t) 3))
  (+ (+ (* (sqrt (+ t 1.0)) (sqrt t)) t) (+ t 1.0))
  (neg (sqrt t))
  (- (+ t 1.0) t)
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (+ (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (sqrt (+ t 1.0))) (sqrt (sqrt t)))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (neg (sqrt t))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (pow (- (sqrt (+ x 1.0)) (sqrt x)) 3)
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (+ (* (sqrt (+ x 1.0)) (sqrt x)) x) (+ x 1.0))
  (neg (sqrt x))
  (- (+ x 1.0) x)
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (pow (- (sqrt (+ y 1.0)) (sqrt y)) 3)
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y))))
  (neg (sqrt y))
  (- (+ y 1.0) y)
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (log 1.0) (log (+ (sqrt (+ z 1.0)) (sqrt z))))
  (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (pow (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))) 3)
  (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (pow (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))) 3)
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (neg 1.0)
  (neg (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (cbrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (cbrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (sqrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  1.0
  1.0
  1.0
  1.0
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (cbrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (sqrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (+ (pow (sqrt (+ z 1.0)) 3) (pow (sqrt z) 3)))
  (/ 1.0 (- (+ 1.0 z) z))
  (- (+ (* 1/2 (/ t (sqrt 1.0))) (sqrt 1.0)) (+ (* 1/8 (/ (pow t 2) (pow (sqrt 1.0) 3))) (+ (* t NAN) (* (pow t 2) (pow NAN 3)))))
  (- (+ (* 1.0 (/ NAN t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6.0 (/ (pow NAN 5) (pow t 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (* 6 (/ (pow NAN 7) (pow t 3)))))))
  (- (+ (* 1.0 (/ (pow NAN 3) (pow t 3))) (+ (* 2 (/ (pow NAN 3) t)) (+ (/ (pow NAN 5) (pow t 2)) (* 6 (/ (pow NAN 7) (pow t 3)))))) (+ (* 1.0 (/ NAN t)) (+ (* 2.0 (/ (pow NAN 3) (pow t 2))) (* 6.0 (/ (pow NAN 5) (pow t 3))))))
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
  (- (+ (* 1.0 (+ (/ (pow z 2) (/ (* 1.0 1.0) NAN)) (/ (* (pow NAN 2) (pow z 2)) (pow (sqrt 1.0) 3)))) (+ (* 0.375 (/ (pow z 2) (pow (sqrt 1.0) 5))) (/ 1.0 (sqrt 1.0)))) (+ (* 0.5 (/ z (pow (sqrt 1.0) 3))) (* 1.0 (+ (/ (* (pow NAN 3) (pow z 2)) 1.0) (/ NAN (/ 1.0 z))))))
  (+ (+ (/ 0.5 NAN) (* 0.5 (/ NAN (pow z 2)))) (- (/ 0.125 (* NAN (pow z 2))) (+ (/ 0.25 (* NAN z)) (* 0.75 (/ (pow NAN 3) (pow z 2))))))
  (+ (+ (/ 0.5 NAN) (- (+ (/ 0.25 (* NAN z)) (/ 0.125 (* NAN (pow z 2)))) (* 0.75 (/ (pow NAN 3) (pow z 2))))) (* 0.5 (/ NAN (pow z 2))))
3.752 * * * [progress]: adding candidates to table
4.053 * * [progress]: iteration 4 / 4
4.053 * * * [progress]: picking best candidate
4.131 * * * * [pick]: Picked  #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))>
4.131 * * * [progress]: localizing error
4.158 * * * [progress]: generating rewritten candidates
4.159 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2 1)
4.172 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1)
4.182 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2)
4.191 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2)
4.205 * * * [progress]: generating series expansions
4.205 * * * * [progress]: [ 1 / 4 ] generating series at (2 2 1)
4.205 * [approximate]: Taking taylor expansion of 1.0 in (t) around 0
4.205 * [taylor]: Taking taylor expansion of 1.0 in t
4.205 * [taylor]: Taking taylor expansion of 1.0 in t
4.205 * [approximate]: Taking taylor expansion of 1.0 in (t) around 0
4.205 * [taylor]: Taking taylor expansion of 1.0 in t
4.205 * [taylor]: Taking taylor expansion of 1.0 in t
4.205 * [approximate]: Taking taylor expansion of 1.0 in (t) around 0
4.205 * [taylor]: Taking taylor expansion of 1.0 in t
4.205 * [taylor]: Taking taylor expansion of 1.0 in t
4.205 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1)
4.205 * [approximate]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in (x) around 0
4.205 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
4.205 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
4.205 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
4.206 * [taylor]: Taking taylor expansion of x in x
4.206 * [taylor]: Taking taylor expansion of 1.0 in x
4.206 * [taylor]: Taking taylor expansion of (sqrt x) in x
4.206 * [taylor]: Taking taylor expansion of x in x
4.206 * [taylor]: Taking taylor expansion of (- (sqrt (+ x 1.0)) (sqrt x)) in x
4.206 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
4.206 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
4.206 * [taylor]: Taking taylor expansion of x in x
4.206 * [taylor]: Taking taylor expansion of 1.0 in x
4.206 * [taylor]: Taking taylor expansion of (sqrt x) in x
4.206 * [taylor]: Taking taylor expansion of x in x
4.207 * [approximate]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in (x) around 0
4.207 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
4.207 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
4.207 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
4.207 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.207 * [taylor]: Taking taylor expansion of x in x
4.207 * [taylor]: Taking taylor expansion of 1.0 in x
4.207 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
4.207 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.207 * [taylor]: Taking taylor expansion of x in x
4.207 * [taylor]: Taking taylor expansion of (- (sqrt (+ (/ 1 x) 1.0)) (sqrt (/ 1 x))) in x
4.207 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
4.208 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
4.208 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.208 * [taylor]: Taking taylor expansion of x in x
4.208 * [taylor]: Taking taylor expansion of 1.0 in x
4.208 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
4.208 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.208 * [taylor]: Taking taylor expansion of x in x
4.211 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in (x) around 0
4.211 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
4.211 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
4.211 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
4.211 * [taylor]: Taking taylor expansion of 1.0 in x
4.212 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.212 * [taylor]: Taking taylor expansion of x in x
4.212 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
4.212 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.212 * [taylor]: Taking taylor expansion of -1 in x
4.212 * [taylor]: Taking taylor expansion of x in x
4.212 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 x))) (sqrt (/ -1 x))) in x
4.212 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
4.212 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
4.212 * [taylor]: Taking taylor expansion of 1.0 in x
4.212 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.212 * [taylor]: Taking taylor expansion of x in x
4.212 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
4.212 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.212 * [taylor]: Taking taylor expansion of -1 in x
4.212 * [taylor]: Taking taylor expansion of x in x
4.216 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2)
4.216 * [approximate]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in (y) around 0
4.216 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
4.216 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
4.216 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
4.216 * [taylor]: Taking taylor expansion of y in y
4.216 * [taylor]: Taking taylor expansion of 1.0 in y
4.216 * [taylor]: Taking taylor expansion of (sqrt y) in y
4.216 * [taylor]: Taking taylor expansion of y in y
4.216 * [taylor]: Taking taylor expansion of (- (sqrt (+ y 1.0)) (sqrt y)) in y
4.216 * [taylor]: Taking taylor expansion of (sqrt (+ y 1.0)) in y
4.216 * [taylor]: Taking taylor expansion of (+ y 1.0) in y
4.216 * [taylor]: Taking taylor expansion of y in y
4.216 * [taylor]: Taking taylor expansion of 1.0 in y
4.216 * [taylor]: Taking taylor expansion of (sqrt y) in y
4.217 * [taylor]: Taking taylor expansion of y in y
4.218 * [approximate]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in (y) around 0
4.218 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
4.218 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
4.218 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
4.218 * [taylor]: Taking taylor expansion of 1.0 in y
4.218 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.218 * [taylor]: Taking taylor expansion of y in y
4.218 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
4.218 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.218 * [taylor]: Taking taylor expansion of y in y
4.218 * [taylor]: Taking taylor expansion of (- (sqrt (+ 1.0 (/ 1 y))) (sqrt (/ 1 y))) in y
4.218 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 y))) in y
4.218 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 y)) in y
4.218 * [taylor]: Taking taylor expansion of 1.0 in y
4.218 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.218 * [taylor]: Taking taylor expansion of y in y
4.218 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
4.218 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.218 * [taylor]: Taking taylor expansion of y in y
4.222 * [approximate]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in (y) around 0
4.222 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
4.222 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
4.222 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
4.222 * [taylor]: Taking taylor expansion of 1.0 in y
4.222 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.222 * [taylor]: Taking taylor expansion of y in y
4.222 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
4.223 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.223 * [taylor]: Taking taylor expansion of -1 in y
4.223 * [taylor]: Taking taylor expansion of y in y
4.223 * [taylor]: Taking taylor expansion of (- (sqrt (- 1.0 (/ 1 y))) (sqrt (/ -1 y))) in y
4.223 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 y))) in y
4.223 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
4.223 * [taylor]: Taking taylor expansion of 1.0 in y
4.223 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.223 * [taylor]: Taking taylor expansion of y in y
4.223 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
4.223 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.223 * [taylor]: Taking taylor expansion of -1 in y
4.223 * [taylor]: Taking taylor expansion of y in y
4.227 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 2)
4.227 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (sqrt z) (sqrt (+ z 1.0)))) in (z) around 0
4.227 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt z) (sqrt (+ z 1.0)))) in z
4.227 * [taylor]: Taking taylor expansion of 1.0 in z
4.227 * [taylor]: Taking taylor expansion of (+ (sqrt z) (sqrt (+ z 1.0))) in z
4.227 * [taylor]: Taking taylor expansion of (sqrt z) in z
4.227 * [taylor]: Taking taylor expansion of z in z
4.227 * [taylor]: Taking taylor expansion of (sqrt (+ z 1.0)) in z
4.227 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
4.227 * [taylor]: Taking taylor expansion of z in z
4.227 * [taylor]: Taking taylor expansion of 1.0 in z
4.227 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt z) (sqrt (+ z 1.0)))) in z
4.227 * [taylor]: Taking taylor expansion of 1.0 in z
4.227 * [taylor]: Taking taylor expansion of (+ (sqrt z) (sqrt (+ z 1.0))) in z
4.228 * [taylor]: Taking taylor expansion of (sqrt z) in z
4.228 * [taylor]: Taking taylor expansion of z in z
4.228 * [taylor]: Taking taylor expansion of (sqrt (+ z 1.0)) in z
4.228 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
4.228 * [taylor]: Taking taylor expansion of z in z
4.228 * [taylor]: Taking taylor expansion of 1.0 in z
4.231 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z)))) in (z) around 0
4.231 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z)))) in z
4.231 * [taylor]: Taking taylor expansion of 1.0 in z
4.231 * [taylor]: Taking taylor expansion of (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z))) in z
4.231 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 z))) in z
4.231 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 z)) in z
4.231 * [taylor]: Taking taylor expansion of 1.0 in z
4.231 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.231 * [taylor]: Taking taylor expansion of z in z
4.232 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
4.232 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.232 * [taylor]: Taking taylor expansion of z in z
4.232 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z)))) in z
4.232 * [taylor]: Taking taylor expansion of 1.0 in z
4.232 * [taylor]: Taking taylor expansion of (+ (sqrt (+ 1.0 (/ 1 z))) (sqrt (/ 1 z))) in z
4.232 * [taylor]: Taking taylor expansion of (sqrt (+ 1.0 (/ 1 z))) in z
4.232 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 z)) in z
4.232 * [taylor]: Taking taylor expansion of 1.0 in z
4.232 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.232 * [taylor]: Taking taylor expansion of z in z
4.232 * [taylor]: Taking taylor expansion of (sqrt (/ 1 z)) in z
4.232 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.232 * [taylor]: Taking taylor expansion of z in z
4.235 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z))))) in (z) around 0
4.235 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z))))) in z
4.235 * [taylor]: Taking taylor expansion of 1.0 in z
4.235 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z)))) in z
4.235 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
4.235 * [taylor]: Taking taylor expansion of (/ -1 z) in z
4.235 * [taylor]: Taking taylor expansion of -1 in z
4.235 * [taylor]: Taking taylor expansion of z in z
4.235 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 z))) in z
4.235 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
4.235 * [taylor]: Taking taylor expansion of 1.0 in z
4.235 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.235 * [taylor]: Taking taylor expansion of z in z
4.235 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z))))) in z
4.235 * [taylor]: Taking taylor expansion of 1.0 in z
4.235 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 z)) (sqrt (- 1.0 (/ 1 z)))) in z
4.235 * [taylor]: Taking taylor expansion of (sqrt (/ -1 z)) in z
4.235 * [taylor]: Taking taylor expansion of (/ -1 z) in z
4.235 * [taylor]: Taking taylor expansion of -1 in z
4.235 * [taylor]: Taking taylor expansion of z in z
4.235 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 z))) in z
4.235 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
4.235 * [taylor]: Taking taylor expansion of 1.0 in z
4.235 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.235 * [taylor]: Taking taylor expansion of z in z
4.237 * * * [progress]: simplifying candidates
4.239 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (* (exp t) (exp 1.0)) (exp t))
  (/ (exp (+ t 1.0)) (exp t))
  (log (- (+ t 1.0) t))
  (exp (- (+ t 1.0) t))
  (* (cbrt (- (+ t 1.0) t)) (cbrt (- (+ t 1.0) t)))
  (cbrt (- (+ t 1.0) t))
  (* (* (- (+ t 1.0) t) (- (+ t 1.0) t)) (- (+ t 1.0) t))
  (sqrt (- (+ t 1.0) t))
  (sqrt (- (+ t 1.0) t))
  (- (pow (+ t 1.0) 3) (pow t 3))
  (+ (* (+ t 1.0) (+ t 1.0)) (+ (* t t) (* (+ t 1.0) t)))
  (neg t)
  (- (* (+ t 1.0) (+ t 1.0)) (* t t))
  (+ (+ t 1.0) t)
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (+ t 1.0) t)
  (- (+ t 1.0) t)
  (- 1.0 t)
  (neg t)
  (/ (exp (sqrt (+ x 1.0))) (exp (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (* (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (+ (* (sqrt x) (sqrt x)) (* (sqrt (+ x 1.0)) (sqrt x))))
  (neg (sqrt x))
  (- (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0))) (* (sqrt x) (sqrt x)))
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (/ (exp (sqrt (+ y 1.0))) (exp (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (* (- (sqrt (+ y 1.0)) (sqrt y)) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (+ (* (sqrt y) (sqrt y)) (* (sqrt (+ y 1.0)) (sqrt y))))
  (neg (sqrt y))
  (- (* (sqrt (+ y 1.0)) (sqrt (+ y 1.0))) (* (sqrt y) (sqrt y)))
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (log 1.0) (log (+ (sqrt (+ z 1.0)) (sqrt z))))
  (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (* 1.0 1.0) 1.0) (* (* (+ (sqrt (+ z 1.0)) (sqrt z)) (+ (sqrt (+ z 1.0)) (sqrt z))) (+ (sqrt (+ z 1.0)) (sqrt z))))
  (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (* (* (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (neg 1.0)
  (neg (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (cbrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (cbrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt 1))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt 1))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (sqrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (sqrt 1))
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (sqrt 1))
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1 1)
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (sqrt 1))
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (sqrt 1))
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 1)
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1.0 1)
  (/ 1.0 (sqrt 1))
  (/ 1.0 (sqrt 1))
  (/ 1.0 1)
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (cbrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (sqrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (+ (pow (sqrt (+ z 1.0)) 3) (pow (sqrt z) 3)))
  (/ 1.0 (- (* (sqrt (+ z 1.0)) (sqrt (+ z 1.0))) (* (sqrt z) (sqrt z))))
  1.0
  1.0
  1.0
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
  (- (+ (* 1.0 (/ 1 (sqrt 1.0))) (+ (* 1.0 (/ (* NAN (pow z 2)) (pow (sqrt 1.0) 4))) (+ (* 1.0 (/ (* (pow NAN 2) (pow z 2)) (pow (sqrt 1.0) 3))) (* 0.375 (/ (pow z 2) (pow (sqrt 1.0) 5)))))) (+ (* 0.5 (/ z (pow (sqrt 1.0) 3))) (+ (* 1.0 (/ (* NAN z) (pow (sqrt 1.0) 2))) (* 1.0 (/ (* (pow NAN 3) (pow z 2)) (pow (sqrt 1.0) 2))))))
  (- (+ (* 0.5 (/ NAN (pow z 2))) (+ (* 0.5 (/ 1 NAN)) (* 0.125 (/ 1 (* NAN (pow z 2)))))) (+ (* 0.25 (/ 1 (* NAN z))) (* 0.75 (/ (pow NAN 3) (pow z 2)))))
  (- (+ (* 0.5 (/ NAN (pow z 2))) (+ (* 0.5 (/ 1 NAN)) (+ (* 0.125 (/ 1 (* NAN (pow z 2)))) (* 0.25 (/ 1 (* NAN z)))))) (* 0.75 (/ (pow NAN 3) (pow z 2))))
4.248 * * [simplify]: iteration  0 :  298  enodes  (cost  1718 )
4.300 * * [simplify]: iteration  1 :  725  enodes  (cost  1636 )
4.445 * * [simplify]: iteration  2 :  2639  enodes  (cost  1524 )
4.842 * * [simplify]: iteration  done :  5001  enodes  (cost  1522 )
4.843 * [simplify]: Simplified to:
   (exp (- (+ t 1.0) t))
  (exp (- (+ t 1.0) t))
  (log (- (+ t 1.0) t))
  (exp (- (+ t 1.0) t))
  (* (cbrt (- (+ t 1.0) t)) (cbrt (- (+ t 1.0) t)))
  (cbrt (- (+ t 1.0) t))
  (pow (- (+ t 1.0) t) 3)
  (sqrt (- (+ t 1.0) t))
  (sqrt (- (+ t 1.0) t))
  (- (pow (+ t 1.0) 3) (pow t 3))
  (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))
  (neg t)
  (- (* (+ t 1.0) (+ t 1.0)) (* t t))
  (+ (+ t 1.0) t)
  (+ (sqrt (+ t 1.0)) (sqrt t))
  (- (sqrt (+ t 1.0)) (sqrt t))
  (- (+ t 1.0) t)
  (- (+ t 1.0) t)
  (- 1.0 t)
  (neg t)
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (log (- (sqrt (+ x 1.0)) (sqrt x)))
  (exp (- (sqrt (+ x 1.0)) (sqrt x)))
  (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x))))
  (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (pow (- (sqrt (+ x 1.0)) (sqrt x)) 3)
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (sqrt (- (sqrt (+ x 1.0)) (sqrt x)))
  (- (pow (sqrt (+ x 1.0)) 3) (pow (sqrt x) 3))
  (+ (+ 1.0 x) (+ x (* (sqrt (+ x 1.0)) (sqrt x))))
  (neg (sqrt x))
  (- (+ 1.0 x) x)
  (+ (sqrt (+ x 1.0)) (sqrt x))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (+ (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt x)))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (- (sqrt (+ x 1.0)) (sqrt x))
  (neg (sqrt x))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (log (- (sqrt (+ y 1.0)) (sqrt y)))
  (exp (- (sqrt (+ y 1.0)) (sqrt y)))
  (* (cbrt (- (sqrt (+ y 1.0)) (sqrt y))) (cbrt (- (sqrt (+ y 1.0)) (sqrt y))))
  (cbrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (pow (- (sqrt (+ y 1.0)) (sqrt y)) 3)
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (sqrt (- (sqrt (+ y 1.0)) (sqrt y)))
  (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3))
  (+ (+ y 1.0) (+ (* (sqrt (+ y 1.0)) (sqrt y)) y))
  (neg (sqrt y))
  (- (+ y 1.0) y)
  (+ (sqrt (+ y 1.0)) (sqrt y))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y)))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (- (sqrt (+ y 1.0)) (sqrt y))
  (neg (sqrt y))
  (- (log 1.0) (log (+ (sqrt (+ z 1.0)) (sqrt z))))
  (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (pow (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))) 3)
  (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (pow (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))) 3)
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))
  (neg 1.0)
  (neg (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (cbrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (cbrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (sqrt 1.0) (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ (sqrt 1.0) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ (sqrt 1.0) (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (sqrt 1.0)
  (/ (sqrt 1.0) (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  1
  (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ 1 (+ (sqrt (+ z 1.0)) (sqrt z)))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (* (cbrt (+ (sqrt (+ z 1.0)) (sqrt z))) (cbrt (+ (sqrt (+ z 1.0)) (sqrt z)))))
  (/ 1.0 (sqrt (+ (sqrt (+ z 1.0)) (sqrt z))))
  1.0
  1.0
  1.0
  1.0
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (cbrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) (sqrt 1.0))
  (/ (+ (sqrt (+ z 1.0)) (sqrt z)) 1.0)
  (/ 1.0 (+ (pow (sqrt (+ z 1.0)) 3) (pow (sqrt z) 3)))
  (/ 1.0 (- (+ z 1.0) z))
  1.0
  1.0
  1.0
  (- (+ (* 1/2 (/ x (sqrt 1.0))) (sqrt 1.0)) (+ (* x NAN) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* (pow x 2) (pow NAN 3)))))
  (- (+ (/ (pow NAN 5) (pow x 2)) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (* 1.0 (/ (pow NAN 3) (pow x 3)))))))
  (- (+ (* 2 (/ (pow NAN 3) x)) (+ (* 6 (/ (pow NAN 7) (pow x 3))) (+ (/ (pow NAN 5) (pow x 2)) (* 1.0 (/ (pow NAN 3) (pow x 3)))))) (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (+ (* 1.0 (/ NAN x)) (* 6.0 (/ (pow NAN 5) (pow x 3))))))
  (- (+ (* 1/2 (/ y (sqrt 1.0))) (sqrt 1.0)) (+ (* NAN y) (+ (* 1/8 (/ (pow y 2) (pow (sqrt 1.0) 3))) (* (pow NAN 3) (pow y 2)))))
  (- (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (/ (pow NAN 5) (pow y 2)) (* 1.0 (/ NAN y)))) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (+ (* 2.0 (/ (pow NAN 3) (pow y 2))) (* 2 (/ (pow NAN 3) y))))))
  (- (+ (/ (pow NAN 5) (pow y 2)) (+ (* 6 (/ (pow NAN 7) (pow y 3))) (+ (* 1.0 (/ (pow NAN 3) (pow y 3))) (* 2 (/ (pow NAN 3) y))))) (+ (* 6.0 (/ (pow NAN 5) (pow y 3))) (+ (* 1.0 (/ NAN y)) (* 2.0 (/ (pow NAN 3) (pow y 2))))))
  (+ (/ 1.0 (sqrt 1.0)) (+ (* 1.0 (+ (/ (* NAN (pow z 2)) (* 1.0 1.0)) (/ (* (pow NAN 2) (pow z 2)) (pow (sqrt 1.0) 3)))) (- (* 0.375 (/ (pow z 2) (pow (sqrt 1.0) 5))) (+ (* 0.5 (/ z (pow (sqrt 1.0) 3))) (* (+ (/ (* NAN z) 1.0) (/ (pow NAN 3) (/ 1.0 (pow z 2)))) 1.0)))))
  (+ (* 0.5 (+ (/ NAN (pow z 2)) (/ 1 NAN))) (- (/ 0.125 (* NAN (pow z 2))) (+ (/ 0.25 (* NAN z)) (* 0.75 (/ (pow NAN 3) (pow z 2))))))
  (+ (* 0.5 (/ NAN (pow z 2))) (+ (+ (/ 0.5 NAN) (/ 0.125 (* NAN (pow z 2)))) (- (/ 0.25 (* NAN z)) (* 0.75 (/ (pow NAN 3) (pow z 2))))))
4.844 * * * [progress]: adding candidates to table
5.120 * [progress]: [Phase 3 of 3] Extracting.
5.120 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
5.134 * * * [regime-changes]: Trying 9 branch expressions: ((- (sqrt (+ t 1.0)) (sqrt t)) (- (sqrt (+ z 1.0)) (sqrt z)) (- (sqrt (+ y 1.0)) (sqrt y)) (- (sqrt (+ x 1.0)) (sqrt x)) (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) t z y x)
5.134 * * * * [regimes]: Trying to branch on (- (sqrt (+ t 1.0)) (sqrt t)) from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
5.250 * * * * [regimes]: Trying to branch on (- (sqrt (+ t 1.0)) (sqrt t)) from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))>)
5.346 * * * * [regimes]: Trying to branch on (- (sqrt (+ z 1.0)) (sqrt z)) from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
5.459 * * * * [regimes]: Trying to branch on (- (sqrt (+ z 1.0)) (sqrt z)) from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))>)
5.527 * * * * [regimes]: Trying to branch on (- (sqrt (+ y 1.0)) (sqrt y)) from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
5.644 * * * * [regimes]: Trying to branch on (- (sqrt (+ x 1.0)) (sqrt x)) from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
5.761 * * * * [regimes]: Trying to branch on (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
5.888 * * * * [regimes]: Trying to branch on t from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
6.005 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
6.122 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
6.238 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (+ 1.0 y) y) (+ (sqrt (+ y 1.0)) (sqrt y)))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (* (* (cbrt (- (sqrt (+ x 1.0)) (sqrt x))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (cbrt (- (sqrt (+ x 1.0)) (sqrt x)))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (+ (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))) (- (sqrt (sqrt (+ y 1.0))) (sqrt (sqrt y))))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x))) (- (sqrt (+ y 1.0)) (sqrt y))) (- (sqrt (+ z 1.0)) (sqrt z))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (/ (- (pow (sqrt (+ y 1.0)) 3) (pow (sqrt y) 3)) (+ (+ y 1.0) (+ y (* (sqrt (+ y 1.0)) (sqrt y)))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (* (sqrt (- (sqrt (+ y 1.0)) (sqrt y))) (sqrt (- (sqrt (+ y 1.0)) (sqrt y))))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (- (+ t 1.0) t) (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (exp (log (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t)))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (log (exp (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (* (* (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z))))) (cbrt (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))))) (- (sqrt (+ t 1.0)) (sqrt t))))> #<alt (λ (x y z t) (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ (/ (- (pow (+ t 1.0) 3) (pow t 3)) (+ (* (+ t 1.0) (+ t 1.0)) (* t (+ (+ t 1.0) t)))) (+ (sqrt (+ t 1.0)) (sqrt t)))))>)
6.356 * * * [regime]: Found split indices: #<option (#s(si 7 255))>
6.356 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t))))
6.357 * * [simplify]: iteration  0 :  26  enodes  (cost  35 )
6.358 * * [simplify]: iteration  1 :  35  enodes  (cost  35 )
6.358 * * [simplify]: iteration  done :  35  enodes  (cost  35 )
6.358 * [simplify]: Simplified to:
   (+ (+ (+ (- (sqrt (+ x 1.0)) (sqrt x)) (- (sqrt (+ y 1.0)) (sqrt y))) (/ 1.0 (+ (sqrt (+ z 1.0)) (sqrt z)))) (/ 1.0 (+ (sqrt (+ t 1.0)) (sqrt t))))