10.245 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.056 * * * [progress]: [2/2] Setting up program.
0.059 * [progress]: [Phase 2 of 3] Improving.
0.059 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (* x (cos y)) (* z (sin y)))
0.060 * * [simplify]: iteration  0 :  8  enodes  (cost  9 )
0.061 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.063 * * [simplify]: iteration  2 :  21  enodes  (cost  9 )
0.066 * * [simplify]: iteration  3 :  25  enodes  (cost  9 )
0.068 * * [simplify]: iteration  done :  25  enodes  (cost  9 )
0.068 * [simplify]: Simplified to:
   (- (* x (cos y)) (* z (sin y)))
0.068 * * [progress]: iteration 1 / 4
0.068 * * * [progress]: picking best candidate
0.070 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* x (cos y)) (* z (sin y))))>
0.070 * * * [progress]: localizing error
0.080 * * * [progress]: generating rewritten candidates
0.080 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.084 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.089 * * * [progress]: generating series expansions
0.089 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.089 * [approximate]: Taking taylor expansion of (* x (cos y)) in (x y) around 0
0.089 * [taylor]: Taking taylor expansion of (* x (cos y)) in y
0.089 * [taylor]: Taking taylor expansion of x in y
0.089 * [taylor]: Taking taylor expansion of (cos y) in y
0.089 * [taylor]: Taking taylor expansion of y in y
0.089 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of (cos y) in x
0.089 * [taylor]: Taking taylor expansion of y in x
0.089 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of (cos y) in x
0.089 * [taylor]: Taking taylor expansion of y in x
0.090 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [taylor]: Taking taylor expansion of (cos y) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.095 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [approximate]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in (x y) around 0
0.099 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in y
0.099 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
0.099 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.099 * [taylor]: Taking taylor expansion of y in y
0.099 * [taylor]: Taking taylor expansion of x in y
0.099 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
0.099 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.099 * [taylor]: Taking taylor expansion of y in x
0.100 * [taylor]: Taking taylor expansion of x in x
0.100 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
0.100 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.100 * [taylor]: Taking taylor expansion of y in x
0.100 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
0.101 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.101 * [taylor]: Taking taylor expansion of y in y
0.103 * [taylor]: Taking taylor expansion of 0 in y
0.106 * [taylor]: Taking taylor expansion of 0 in y
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.111 * [approximate]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in (x y) around 0
0.111 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in y
0.111 * [taylor]: Taking taylor expansion of -1 in y
0.111 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in y
0.111 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
0.111 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.111 * [taylor]: Taking taylor expansion of -1 in y
0.111 * [taylor]: Taking taylor expansion of y in y
0.111 * [taylor]: Taking taylor expansion of x in y
0.111 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
0.111 * [taylor]: Taking taylor expansion of -1 in x
0.111 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
0.111 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
0.111 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.111 * [taylor]: Taking taylor expansion of -1 in x
0.111 * [taylor]: Taking taylor expansion of y in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.112 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
0.112 * [taylor]: Taking taylor expansion of -1 in x
0.112 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
0.112 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
0.112 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.112 * [taylor]: Taking taylor expansion of -1 in x
0.112 * [taylor]: Taking taylor expansion of y in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.113 * [taylor]: Taking taylor expansion of (* -1 (cos (/ -1 y))) in y
0.113 * [taylor]: Taking taylor expansion of -1 in y
0.113 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
0.113 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.113 * [taylor]: Taking taylor expansion of -1 in y
0.113 * [taylor]: Taking taylor expansion of y in y
0.116 * [taylor]: Taking taylor expansion of 0 in y
0.120 * [taylor]: Taking taylor expansion of 0 in y
0.125 * [taylor]: Taking taylor expansion of 0 in y
0.126 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.126 * [approximate]: Taking taylor expansion of (* (sin y) z) in (z y) around 0
0.126 * [taylor]: Taking taylor expansion of (* (sin y) z) in y
0.126 * [taylor]: Taking taylor expansion of (sin y) in y
0.126 * [taylor]: Taking taylor expansion of y in y
0.126 * [taylor]: Taking taylor expansion of z in y
0.126 * [taylor]: Taking taylor expansion of (* (sin y) z) in z
0.126 * [taylor]: Taking taylor expansion of (sin y) in z
0.126 * [taylor]: Taking taylor expansion of y in z
0.126 * [taylor]: Taking taylor expansion of z in z
0.126 * [taylor]: Taking taylor expansion of (* (sin y) z) in z
0.126 * [taylor]: Taking taylor expansion of (sin y) in z
0.126 * [taylor]: Taking taylor expansion of y in z
0.126 * [taylor]: Taking taylor expansion of z in z
0.126 * [taylor]: Taking taylor expansion of 0 in y
0.128 * [taylor]: Taking taylor expansion of (sin y) in y
0.128 * [taylor]: Taking taylor expansion of y in y
0.130 * [taylor]: Taking taylor expansion of 0 in y
0.139 * [taylor]: Taking taylor expansion of 0 in y
0.144 * [taylor]: Taking taylor expansion of 0 in y
0.144 * [approximate]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in (z y) around 0
0.144 * [taylor]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in y
0.144 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in y
0.144 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.144 * [taylor]: Taking taylor expansion of y in y
0.145 * [taylor]: Taking taylor expansion of z in y
0.145 * [taylor]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in z
0.145 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in z
0.145 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.145 * [taylor]: Taking taylor expansion of y in z
0.145 * [taylor]: Taking taylor expansion of z in z
0.145 * [taylor]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in z
0.145 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in z
0.145 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.145 * [taylor]: Taking taylor expansion of y in z
0.145 * [taylor]: Taking taylor expansion of z in z
0.145 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in y
0.145 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.145 * [taylor]: Taking taylor expansion of y in y
0.148 * [taylor]: Taking taylor expansion of 0 in y
0.151 * [taylor]: Taking taylor expansion of 0 in y
0.155 * [taylor]: Taking taylor expansion of 0 in y
0.155 * [approximate]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in (z y) around 0
0.155 * [taylor]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in y
0.155 * [taylor]: Taking taylor expansion of -1 in y
0.155 * [taylor]: Taking taylor expansion of (/ (sin (/ -1 y)) z) in y
0.155 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in y
0.155 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.155 * [taylor]: Taking taylor expansion of -1 in y
0.155 * [taylor]: Taking taylor expansion of y in y
0.156 * [taylor]: Taking taylor expansion of z in y
0.156 * [taylor]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in z
0.156 * [taylor]: Taking taylor expansion of -1 in z
0.156 * [taylor]: Taking taylor expansion of (/ (sin (/ -1 y)) z) in z
0.156 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in z
0.156 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.156 * [taylor]: Taking taylor expansion of -1 in z
0.156 * [taylor]: Taking taylor expansion of y in z
0.156 * [taylor]: Taking taylor expansion of z in z
0.156 * [taylor]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in z
0.156 * [taylor]: Taking taylor expansion of -1 in z
0.156 * [taylor]: Taking taylor expansion of (/ (sin (/ -1 y)) z) in z
0.156 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in z
0.156 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.156 * [taylor]: Taking taylor expansion of -1 in z
0.156 * [taylor]: Taking taylor expansion of y in z
0.156 * [taylor]: Taking taylor expansion of z in z
0.156 * [taylor]: Taking taylor expansion of (* -1 (sin (/ -1 y))) in y
0.156 * [taylor]: Taking taylor expansion of -1 in y
0.156 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in y
0.156 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.156 * [taylor]: Taking taylor expansion of -1 in y
0.157 * [taylor]: Taking taylor expansion of y in y
0.159 * [taylor]: Taking taylor expansion of 0 in y
0.164 * [taylor]: Taking taylor expansion of 0 in y
0.170 * [taylor]: Taking taylor expansion of 0 in y
0.170 * * * [progress]: simplifying candidates
0.171 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* x (cos y)))
  (log1p (* x (cos y)))
  (* x (cos y))
  (+ (log x) (log (cos y)))
  (log (* x (cos y)))
  (exp (* x (cos y)))
  (* (* (* x x) x) (* (* (cos y) (cos y)) (cos y)))
  (* (cbrt (* x (cos y))) (cbrt (* x (cos y))))
  (cbrt (* x (cos y)))
  (* (* (* x (cos y)) (* x (cos y))) (* x (cos y)))
  (sqrt (* x (cos y)))
  (sqrt (* x (cos y)))
  (* (sqrt x) (sqrt (cos y)))
  (* (sqrt x) (sqrt (cos y)))
  (* x (* (cbrt (cos y)) (cbrt (cos y))))
  (* x (sqrt (cos y)))
  (* x 1)
  (* (cbrt x) (cos y))
  (* (sqrt x) (cos y))
  (* x (cos y))
  (expm1 (* z (sin y)))
  (log1p (* z (sin y)))
  (* z (sin y))
  (+ (log z) (log (sin y)))
  (log (* z (sin y)))
  (exp (* z (sin y)))
  (* (* (* z z) z) (* (* (sin y) (sin y)) (sin y)))
  (* (cbrt (* z (sin y))) (cbrt (* z (sin y))))
  (cbrt (* z (sin y)))
  (* (* (* z (sin y)) (* z (sin y))) (* z (sin y)))
  (sqrt (* z (sin y)))
  (sqrt (* z (sin y)))
  (* (sqrt z) (sqrt (sin y)))
  (* (sqrt z) (sqrt (sin y)))
  (* z (* (cbrt (sin y)) (cbrt (sin y))))
  (* z (sqrt (sin y)))
  (* z 1)
  (* (cbrt z) (sin y))
  (* (sqrt z) (sin y))
  (* z (sin y))
  x
  (* x (cos y))
  (* x (cos y))
  (* z y)
  (* (sin y) z)
  (* (sin y) z)
0.173 * * [simplify]: iteration  0 :  66  enodes  (cost  274 )
0.182 * * [simplify]: iteration  1 :  122  enodes  (cost  268 )
0.209 * * [simplify]: iteration  2 :  333  enodes  (cost  236 )
0.306 * * [simplify]: iteration  3 :  647  enodes  (cost  236 )
0.505 * * [simplify]: iteration  4 :  928  enodes  (cost  236 )
0.847 * * [simplify]: iteration  5 :  2035  enodes  (cost  236 )
1.712 * * [simplify]: iteration  done :  5000  enodes  (cost  236 )
1.712 * [simplify]: Simplified to:
   (expm1 (* x (cos y)))
  (log1p (* x (cos y)))
  (* x (cos y))
  (log (* x (cos y)))
  (log (* x (cos y)))
  (exp (* x (cos y)))
  (pow (* x (cos y)) 3)
  (* (cbrt (* x (cos y))) (cbrt (* x (cos y))))
  (cbrt (* x (cos y)))
  (pow (* x (cos y)) 3)
  (sqrt (* x (cos y)))
  (sqrt (* x (cos y)))
  (* (sqrt x) (sqrt (cos y)))
  (* (sqrt x) (sqrt (cos y)))
  (* x (* (cbrt (cos y)) (cbrt (cos y))))
  (* x (sqrt (cos y)))
  x
  (* (cbrt x) (cos y))
  (* (sqrt x) (cos y))
  (* x (cos y))
  (expm1 (* z (sin y)))
  (log1p (* z (sin y)))
  (* (sin y) z)
  (log (* z (sin y)))
  (log (* z (sin y)))
  (exp (* z (sin y)))
  (pow (* (sin y) z) 3)
  (* (cbrt (* z (sin y))) (cbrt (* z (sin y))))
  (cbrt (* z (sin y)))
  (pow (* (sin y) z) 3)
  (sqrt (* z (sin y)))
  (sqrt (* z (sin y)))
  (* (sqrt z) (sqrt (sin y)))
  (* (sqrt z) (sqrt (sin y)))
  (* z (* (cbrt (sin y)) (cbrt (sin y))))
  (* z (sqrt (sin y)))
  z
  (* (cbrt z) (sin y))
  (* (sqrt z) (sin y))
  (* (sin y) z)
  x
  (* x (cos y))
  (* x (cos y))
  (* z y)
  (* (sin y) z)
  (* (sin y) z)
1.712 * * * [progress]: adding candidates to table
1.821 * * [progress]: iteration 2 / 4
1.821 * * * [progress]: picking best candidate
1.840 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* (* x (* (cbrt (cos y)) (cbrt (cos y)))) (cbrt (cos y))) (* z (sin y))))>
1.840 * * * [progress]: localizing error
1.853 * * * [progress]: generating rewritten candidates
1.853 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2)
1.854 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 2 2)
1.855 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2 1)
1.856 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 2)
1.864 * * * [progress]: generating series expansions
1.864 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2)
1.864 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
1.864 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
1.864 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
1.864 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
1.864 * [taylor]: Taking taylor expansion of 1/3 in y
1.864 * [taylor]: Taking taylor expansion of (log (cos y)) in y
1.864 * [taylor]: Taking taylor expansion of (cos y) in y
1.864 * [taylor]: Taking taylor expansion of y in y
1.869 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
1.869 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
1.869 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
1.869 * [taylor]: Taking taylor expansion of 1/3 in y
1.869 * [taylor]: Taking taylor expansion of (log (cos y)) in y
1.869 * [taylor]: Taking taylor expansion of (cos y) in y
1.869 * [taylor]: Taking taylor expansion of y in y
1.895 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
1.895 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
1.895 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
1.895 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
1.895 * [taylor]: Taking taylor expansion of 1/3 in y
1.895 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
1.895 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
1.896 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.896 * [taylor]: Taking taylor expansion of y in y
1.896 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
1.896 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
1.896 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
1.896 * [taylor]: Taking taylor expansion of 1/3 in y
1.896 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
1.896 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
1.896 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.896 * [taylor]: Taking taylor expansion of y in y
1.930 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
1.930 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
1.930 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
1.930 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
1.930 * [taylor]: Taking taylor expansion of 1/3 in y
1.930 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
1.930 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
1.930 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.930 * [taylor]: Taking taylor expansion of -1 in y
1.930 * [taylor]: Taking taylor expansion of y in y
1.931 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
1.931 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
1.931 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
1.931 * [taylor]: Taking taylor expansion of 1/3 in y
1.931 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
1.931 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
1.931 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.931 * [taylor]: Taking taylor expansion of -1 in y
1.931 * [taylor]: Taking taylor expansion of y in y
1.965 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 2 2)
1.965 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
1.965 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
1.965 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
1.965 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
1.965 * [taylor]: Taking taylor expansion of 1/3 in y
1.965 * [taylor]: Taking taylor expansion of (log (cos y)) in y
1.965 * [taylor]: Taking taylor expansion of (cos y) in y
1.965 * [taylor]: Taking taylor expansion of y in y
1.975 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
1.975 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
1.975 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
1.975 * [taylor]: Taking taylor expansion of 1/3 in y
1.975 * [taylor]: Taking taylor expansion of (log (cos y)) in y
1.975 * [taylor]: Taking taylor expansion of (cos y) in y
1.975 * [taylor]: Taking taylor expansion of y in y
1.997 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
1.997 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
1.997 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
1.997 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
1.997 * [taylor]: Taking taylor expansion of 1/3 in y
1.997 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
1.997 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
1.997 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.997 * [taylor]: Taking taylor expansion of y in y
1.997 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
1.997 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
1.997 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
1.997 * [taylor]: Taking taylor expansion of 1/3 in y
1.997 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
1.997 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
1.997 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.998 * [taylor]: Taking taylor expansion of y in y
2.030 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
2.030 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.031 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.031 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.031 * [taylor]: Taking taylor expansion of 1/3 in y
2.031 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.031 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.031 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.031 * [taylor]: Taking taylor expansion of -1 in y
2.031 * [taylor]: Taking taylor expansion of y in y
2.031 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.031 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.031 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.031 * [taylor]: Taking taylor expansion of 1/3 in y
2.031 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.031 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.031 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.031 * [taylor]: Taking taylor expansion of -1 in y
2.031 * [taylor]: Taking taylor expansion of y in y
2.070 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2 1)
2.070 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
2.070 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.070 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.070 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.070 * [taylor]: Taking taylor expansion of 1/3 in y
2.070 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.070 * [taylor]: Taking taylor expansion of (cos y) in y
2.070 * [taylor]: Taking taylor expansion of y in y
2.074 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.074 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.074 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.074 * [taylor]: Taking taylor expansion of 1/3 in y
2.074 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.074 * [taylor]: Taking taylor expansion of (cos y) in y
2.074 * [taylor]: Taking taylor expansion of y in y
2.095 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
2.095 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.095 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.095 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.095 * [taylor]: Taking taylor expansion of 1/3 in y
2.095 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.095 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.095 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.095 * [taylor]: Taking taylor expansion of y in y
2.096 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.096 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.096 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.096 * [taylor]: Taking taylor expansion of 1/3 in y
2.096 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.096 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.096 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.096 * [taylor]: Taking taylor expansion of y in y
2.130 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
2.130 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.130 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.130 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.130 * [taylor]: Taking taylor expansion of 1/3 in y
2.130 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.130 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.130 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.130 * [taylor]: Taking taylor expansion of -1 in y
2.130 * [taylor]: Taking taylor expansion of y in y
2.130 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.130 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.130 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.130 * [taylor]: Taking taylor expansion of 1/3 in y
2.130 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.130 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.130 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.130 * [taylor]: Taking taylor expansion of -1 in y
2.130 * [taylor]: Taking taylor expansion of y in y
2.169 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 2)
2.169 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
2.169 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
2.169 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
2.169 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
2.169 * [taylor]: Taking taylor expansion of 1/3 in y
2.169 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
2.169 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
2.169 * [taylor]: Taking taylor expansion of (cos y) in y
2.169 * [taylor]: Taking taylor expansion of y in y
2.174 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
2.174 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
2.174 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
2.174 * [taylor]: Taking taylor expansion of 1/3 in y
2.174 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
2.174 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
2.174 * [taylor]: Taking taylor expansion of (cos y) in y
2.174 * [taylor]: Taking taylor expansion of y in y
2.244 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
2.244 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
2.244 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
2.244 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
2.244 * [taylor]: Taking taylor expansion of 1/3 in y
2.244 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
2.244 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
2.244 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.244 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.244 * [taylor]: Taking taylor expansion of y in y
2.245 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
2.245 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
2.245 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
2.245 * [taylor]: Taking taylor expansion of 1/3 in y
2.245 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
2.245 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
2.245 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.245 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.245 * [taylor]: Taking taylor expansion of y in y
2.285 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
2.285 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
2.285 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
2.285 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
2.285 * [taylor]: Taking taylor expansion of 1/3 in y
2.285 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
2.285 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
2.285 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.285 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.285 * [taylor]: Taking taylor expansion of -1 in y
2.285 * [taylor]: Taking taylor expansion of y in y
2.286 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
2.286 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
2.286 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
2.286 * [taylor]: Taking taylor expansion of 1/3 in y
2.286 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
2.286 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
2.286 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.286 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.286 * [taylor]: Taking taylor expansion of -1 in y
2.286 * [taylor]: Taking taylor expansion of y in y
2.330 * * * [progress]: simplifying candidates
2.331 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (* (cbrt (cos y)) (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt 1)
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (* (* (cbrt (cos y)) (cbrt (cos y))) (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (* (cbrt (cos y)) (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt 1)
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (* (* (cbrt (cos y)) (cbrt (cos y))) (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (* (cbrt (cos y)) (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt 1)
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (* (* (cbrt (cos y)) (cbrt (cos y))) (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (* (cbrt (cos y)) (cbrt (cos y))))
  (log1p (* (cbrt (cos y)) (cbrt (cos y))))
  (+ 1/3 1/3)
  (+ 1 1)
  (* (cos y) (cos y))
  (* (cbrt (cos y)) (cbrt (cos y)))
  (+ 1 1)
  (+ (log (cbrt (cos y))) (log (cbrt (cos y))))
  (log (* (cbrt (cos y)) (cbrt (cos y))))
  (exp (* (cbrt (cos y)) (cbrt (cos y))))
  (* (cos y) (cos y))
  (* (cbrt (* (cbrt (cos y)) (cbrt (cos y)))) (cbrt (* (cbrt (cos y)) (cbrt (cos y)))))
  (cbrt (* (cbrt (cos y)) (cbrt (cos y))))
  (* (* (* (cbrt (cos y)) (cbrt (cos y))) (* (cbrt (cos y)) (cbrt (cos y)))) (* (cbrt (cos y)) (cbrt (cos y))))
  (sqrt (* (cbrt (cos y)) (cbrt (cos y))))
  (sqrt (* (cbrt (cos y)) (cbrt (cos y))))
  (* (cbrt (* (cbrt (cos y)) (cbrt (cos y)))) (cbrt (* (cbrt (cos y)) (cbrt (cos y)))))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  (* (cbrt 1) (cbrt 1))
  (* (cbrt (cos y)) (cbrt (cos y)))
  (* (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y)))) (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y)))))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (* (sqrt (cbrt (cos y))) (sqrt (cbrt (cos y))))
  (* (sqrt (cbrt (cos y))) (sqrt (cbrt (cos y))))
  (* 1 1)
  (* (cbrt (cos y)) (cbrt (cos y)))
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  (* (cbrt (sqrt (cos y))) (sqrt (cbrt (cos y))))
  (* (cbrt (sqrt (cos y))) (sqrt (cbrt (cos y))))
  (* (sqrt (cbrt (cos y))) (cbrt (sqrt (cos y))))
  (* (sqrt (cbrt (cos y))) (cbrt (sqrt (cos y))))
  (* (sqrt (cbrt (cos y))) (sqrt (cbrt (cos y))))
  (* (sqrt (cbrt (cos y))) (sqrt (cbrt (cos y))))
  (* 2 1/3)
  (* 2 1)
  (* (cbrt (cos y)) (cbrt (* (cbrt (cos y)) (cbrt (cos y)))))
  (* (cbrt (cos y)) (cbrt (sqrt (cos y))))
  (* (cbrt (cos y)) (cbrt 1))
  (* (cbrt (cos y)) (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y)))))
  (* (cbrt (cos y)) (sqrt (cbrt (cos y))))
  (* (cbrt (cos y)) 1)
  (* (cbrt (cbrt (cos y))) (cbrt (cos y)))
  (* (cbrt (sqrt (cos y))) (cbrt (cos y)))
  (* (cbrt (cos y)) (cbrt (cos y)))
  (* (cbrt (cbrt (cos y))) (cbrt (cos y)))
  (* (sqrt (cbrt (cos y))) (cbrt (cos y)))
  (* (cbrt (cos y)) (cbrt (cos y)))
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (pow (cos y) 1/3)
  (pow (cos y) 1/3)
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (pow (cos y) 1/3)
  (pow (cos y) 1/3)
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (pow (cos y) 1/3)
  (pow (cos y) 1/3)
  (- 1 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (pow (pow (cos y) 2) 1/3)
  (pow (pow (cos y) 2) 1/3)
2.334 * * [simplify]: iteration  0 :  68  enodes  (cost  726 )
2.350 * * [simplify]: iteration  1 :  128  enodes  (cost  651 )
2.392 * * [simplify]: iteration  2 :  425  enodes  (cost  551 )
2.688 * * [simplify]: iteration  3 :  2165  enodes  (cost  529 )
3.940 * * [simplify]: iteration  done :  5001  enodes  (cost  529 )
3.940 * [simplify]: Simplified to:
   (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (pow (cos y) 2/3))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  1
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cos y)
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (pow (cos y) 2/3))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  1
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cos y)
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (pow (cos y) 2/3))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  1
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cos y)
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (pow (cos y) 2/3))
  (log1p (pow (cos y) 2/3))
  2/3
  2
  (pow (cos y) 2)
  (pow (cos y) 2/3)
  2
  (log (pow (cos y) 2/3))
  (log (pow (cos y) 2/3))
  (exp (pow (cos y) 2/3))
  (pow (cos y) 2)
  (* (cbrt (pow (cos y) 2/3)) (cbrt (pow (cos y) 2/3)))
  (cbrt (pow (cos y) 2/3))
  (pow (cos y) 2)
  (fabs (cbrt (cos y)))
  (fabs (cbrt (cos y)))
  (* (cbrt (pow (cos y) 2/3)) (cbrt (pow (cos y) 2/3)))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  1
  (pow (cos y) 2/3)
  (pow (cbrt (cbrt (cos y))) 4)
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cos y))
  (cbrt (cos y))
  1
  (pow (cos y) 2/3)
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  (* (cbrt (sqrt (cos y))) (cbrt (sqrt (cos y))))
  (* (sqrt (cbrt (cos y))) (cbrt (sqrt (cos y))))
  (* (sqrt (cbrt (cos y))) (cbrt (sqrt (cos y))))
  (* (sqrt (cbrt (cos y))) (cbrt (sqrt (cos y))))
  (* (sqrt (cbrt (cos y))) (cbrt (sqrt (cos y))))
  (cbrt (cos y))
  (cbrt (cos y))
  2/3
  2
  (* (cbrt (cos y)) (cbrt (pow (cos y) 2/3)))
  (* (cbrt (cos y)) (cbrt (sqrt (cos y))))
  (cbrt (cos y))
  (* (pow (cbrt (cbrt (cos y))) 4) (cbrt (cbrt (cos y))))
  (pow (sqrt (cbrt (cos y))) 3)
  (cbrt (cos y))
  (pow (cbrt (cbrt (cos y))) 4)
  (* (cbrt (cos y)) (cbrt (sqrt (cos y))))
  (pow (cos y) 2/3)
  (pow (cbrt (cbrt (cos y))) 4)
  (pow (sqrt (cbrt (cos y))) 3)
  (pow (cos y) 2/3)
  (- 1 (fma 1/6 (pow y 2) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- 1 (fma 1/6 (pow y 2) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- 1 (fma 1/6 (pow y 2) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- 1 (fma 1/3 (pow y 2) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
3.941 * * * [progress]: adding candidates to table
4.200 * * [progress]: iteration 3 / 4
4.200 * * * [progress]: picking best candidate
4.220 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))) (* z (sin y))))>
4.220 * * * [progress]: localizing error
4.239 * * * [progress]: generating rewritten candidates
4.239 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 2)
4.240 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
4.241 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2 1)
4.242 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1)
4.258 * * * [progress]: generating series expansions
4.258 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 2)
4.258 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
4.258 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
4.258 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
4.258 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
4.258 * [taylor]: Taking taylor expansion of 1/3 in y
4.258 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
4.258 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
4.258 * [taylor]: Taking taylor expansion of (cos y) in y
4.258 * [taylor]: Taking taylor expansion of y in y
4.264 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
4.264 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
4.264 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
4.264 * [taylor]: Taking taylor expansion of 1/3 in y
4.264 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
4.264 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
4.264 * [taylor]: Taking taylor expansion of (cos y) in y
4.264 * [taylor]: Taking taylor expansion of y in y
4.332 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
4.332 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
4.333 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
4.333 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
4.333 * [taylor]: Taking taylor expansion of 1/3 in y
4.333 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
4.333 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
4.333 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.333 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.333 * [taylor]: Taking taylor expansion of y in y
4.333 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
4.333 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
4.333 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
4.333 * [taylor]: Taking taylor expansion of 1/3 in y
4.334 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
4.334 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
4.334 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.334 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.334 * [taylor]: Taking taylor expansion of y in y
4.374 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
4.374 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
4.374 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
4.374 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
4.374 * [taylor]: Taking taylor expansion of 1/3 in y
4.374 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
4.374 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
4.374 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.374 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.374 * [taylor]: Taking taylor expansion of -1 in y
4.374 * [taylor]: Taking taylor expansion of y in y
4.375 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
4.375 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
4.375 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
4.375 * [taylor]: Taking taylor expansion of 1/3 in y
4.375 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
4.375 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
4.375 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.375 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.375 * [taylor]: Taking taylor expansion of -1 in y
4.375 * [taylor]: Taking taylor expansion of y in y
4.417 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
4.417 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
4.417 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
4.417 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
4.417 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
4.417 * [taylor]: Taking taylor expansion of 1/3 in y
4.417 * [taylor]: Taking taylor expansion of (log (cos y)) in y
4.417 * [taylor]: Taking taylor expansion of (cos y) in y
4.417 * [taylor]: Taking taylor expansion of y in y
4.422 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
4.422 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
4.422 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
4.422 * [taylor]: Taking taylor expansion of 1/3 in y
4.422 * [taylor]: Taking taylor expansion of (log (cos y)) in y
4.422 * [taylor]: Taking taylor expansion of (cos y) in y
4.422 * [taylor]: Taking taylor expansion of y in y
4.443 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
4.443 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
4.443 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
4.443 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
4.443 * [taylor]: Taking taylor expansion of 1/3 in y
4.443 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
4.443 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.443 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.443 * [taylor]: Taking taylor expansion of y in y
4.443 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
4.443 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
4.443 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
4.443 * [taylor]: Taking taylor expansion of 1/3 in y
4.443 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
4.443 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.443 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.443 * [taylor]: Taking taylor expansion of y in y
4.480 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
4.480 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
4.480 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
4.480 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
4.480 * [taylor]: Taking taylor expansion of 1/3 in y
4.480 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
4.480 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.480 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.480 * [taylor]: Taking taylor expansion of -1 in y
4.480 * [taylor]: Taking taylor expansion of y in y
4.481 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
4.481 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
4.481 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
4.481 * [taylor]: Taking taylor expansion of 1/3 in y
4.481 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
4.481 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.481 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.481 * [taylor]: Taking taylor expansion of -1 in y
4.481 * [taylor]: Taking taylor expansion of y in y
4.515 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2 1)
4.515 * [approximate]: Taking taylor expansion of (pow (cos y) 2) in (y) around 0
4.515 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
4.515 * [taylor]: Taking taylor expansion of (cos y) in y
4.515 * [taylor]: Taking taylor expansion of y in y
4.515 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
4.515 * [taylor]: Taking taylor expansion of (cos y) in y
4.515 * [taylor]: Taking taylor expansion of y in y
4.521 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in (y) around 0
4.521 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
4.521 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.521 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.521 * [taylor]: Taking taylor expansion of y in y
4.522 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
4.522 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.522 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.522 * [taylor]: Taking taylor expansion of y in y
4.527 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in (y) around 0
4.527 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
4.527 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.527 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.527 * [taylor]: Taking taylor expansion of -1 in y
4.527 * [taylor]: Taking taylor expansion of y in y
4.527 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
4.527 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.527 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.527 * [taylor]: Taking taylor expansion of -1 in y
4.527 * [taylor]: Taking taylor expansion of y in y
4.532 * * * * [progress]: [ 4 / 4 ] generating series at (2 1)
4.532 * [approximate]: Taking taylor expansion of (* x (cos y)) in (x y) around 0
4.532 * [taylor]: Taking taylor expansion of (* x (cos y)) in y
4.532 * [taylor]: Taking taylor expansion of x in y
4.532 * [taylor]: Taking taylor expansion of (cos y) in y
4.532 * [taylor]: Taking taylor expansion of y in y
4.532 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
4.532 * [taylor]: Taking taylor expansion of x in x
4.532 * [taylor]: Taking taylor expansion of (cos y) in x
4.532 * [taylor]: Taking taylor expansion of y in x
4.533 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
4.533 * [taylor]: Taking taylor expansion of x in x
4.533 * [taylor]: Taking taylor expansion of (cos y) in x
4.533 * [taylor]: Taking taylor expansion of y in x
4.533 * [taylor]: Taking taylor expansion of 0 in y
4.535 * [taylor]: Taking taylor expansion of (cos y) in y
4.535 * [taylor]: Taking taylor expansion of y in y
4.538 * [taylor]: Taking taylor expansion of 0 in y
4.542 * [taylor]: Taking taylor expansion of 0 in y
4.542 * [approximate]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in (x y) around 0
4.542 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in y
4.542 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.542 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.542 * [taylor]: Taking taylor expansion of y in y
4.543 * [taylor]: Taking taylor expansion of x in y
4.543 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
4.543 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
4.543 * [taylor]: Taking taylor expansion of (/ 1 y) in x
4.543 * [taylor]: Taking taylor expansion of y in x
4.543 * [taylor]: Taking taylor expansion of x in x
4.543 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
4.543 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
4.543 * [taylor]: Taking taylor expansion of (/ 1 y) in x
4.543 * [taylor]: Taking taylor expansion of y in x
4.544 * [taylor]: Taking taylor expansion of x in x
4.544 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.544 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.544 * [taylor]: Taking taylor expansion of y in y
4.547 * [taylor]: Taking taylor expansion of 0 in y
4.550 * [taylor]: Taking taylor expansion of 0 in y
4.554 * [taylor]: Taking taylor expansion of 0 in y
4.554 * [approximate]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in (x y) around 0
4.554 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in y
4.554 * [taylor]: Taking taylor expansion of -1 in y
4.554 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in y
4.555 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.555 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.555 * [taylor]: Taking taylor expansion of -1 in y
4.555 * [taylor]: Taking taylor expansion of y in y
4.555 * [taylor]: Taking taylor expansion of x in y
4.555 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
4.555 * [taylor]: Taking taylor expansion of -1 in x
4.555 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
4.555 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
4.555 * [taylor]: Taking taylor expansion of (/ -1 y) in x
4.555 * [taylor]: Taking taylor expansion of -1 in x
4.555 * [taylor]: Taking taylor expansion of y in x
4.555 * [taylor]: Taking taylor expansion of x in x
4.556 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
4.556 * [taylor]: Taking taylor expansion of -1 in x
4.556 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
4.556 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
4.556 * [taylor]: Taking taylor expansion of (/ -1 y) in x
4.556 * [taylor]: Taking taylor expansion of -1 in x
4.556 * [taylor]: Taking taylor expansion of y in x
4.556 * [taylor]: Taking taylor expansion of x in x
4.556 * [taylor]: Taking taylor expansion of (* -1 (cos (/ -1 y))) in y
4.556 * [taylor]: Taking taylor expansion of -1 in y
4.556 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.556 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.556 * [taylor]: Taking taylor expansion of -1 in y
4.556 * [taylor]: Taking taylor expansion of y in y
4.560 * [taylor]: Taking taylor expansion of 0 in y
4.564 * [taylor]: Taking taylor expansion of 0 in y
4.575 * [taylor]: Taking taylor expansion of 0 in y
4.575 * * * [progress]: simplifying candidates
4.576 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (cbrt (pow (cos y) 2)))
  (log1p (cbrt (pow (cos y) 2)))
  (log (cbrt (pow (cos y) 2)))
  (exp (cbrt (pow (cos y) 2)))
  (cbrt (pow (* (cbrt (cos y)) (cbrt (cos y))) 2))
  (cbrt (pow (cbrt (cos y)) 2))
  (cbrt (pow (sqrt (cos y)) 2))
  (cbrt (pow (sqrt (cos y)) 2))
  (cbrt (pow 1 2))
  (cbrt (pow (cos y) 2))
  (cbrt (cos y))
  (cbrt (cos y))
  (cbrt (* (cbrt (pow (cos y) 2)) (cbrt (pow (cos y) 2))))
  (cbrt (cbrt (pow (cos y) 2)))
  (cbrt (sqrt (pow (cos y) 2)))
  (cbrt (sqrt (pow (cos y) 2)))
  (cbrt 1)
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) (/ 2 2)))
  (cbrt (pow (cos y) (/ 2 2)))
  (* (cbrt (cbrt (pow (cos y) 2))) (cbrt (cbrt (pow (cos y) 2))))
  (cbrt (cbrt (pow (cos y) 2)))
  (* (* (cbrt (pow (cos y) 2)) (cbrt (pow (cos y) 2))) (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (* (cbrt (cos y)) (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt 1)
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (* (* (cbrt (cos y)) (cbrt (cos y))) (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (pow (cos y) 2))
  (log1p (pow (cos y) 2))
  (* (log (cos y)) 2)
  (* (log (cos y)) 2)
  (* 1 2)
  (pow (cos y) (* (cbrt 2) (cbrt 2)))
  (pow (cos y) (sqrt 2))
  (pow (cos y) 1)
  (pow (* (cbrt (cos y)) (cbrt (cos y))) 2)
  (pow (cbrt (cos y)) 2)
  (pow (sqrt (cos y)) 2)
  (pow (sqrt (cos y)) 2)
  (pow 1 2)
  (pow (cos y) 2)
  (log (pow (cos y) 2))
  (exp (pow (cos y) 2))
  (* (cbrt (pow (cos y) 2)) (cbrt (pow (cos y) 2)))
  (cbrt (pow (cos y) 2))
  (* (* (pow (cos y) 2) (pow (cos y) 2)) (pow (cos y) 2))
  (sqrt (pow (cos y) 2))
  (sqrt (pow (cos y) 2))
  (pow (cos y) (/ 2 2))
  (pow (cos y) (/ 2 2))
  (expm1 (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (log1p (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))
  (+ (+ (log x) (log (cbrt (pow (cos y) 2)))) (log (cbrt (cos y))))
  (+ (log (* x (cbrt (pow (cos y) 2)))) (log (cbrt (cos y))))
  (log (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (exp (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (* (* (* x x) x) (pow (cos y) 2)) (cos y))
  (* (* (* (* x (cbrt (pow (cos y) 2))) (* x (cbrt (pow (cos y) 2)))) (* x (cbrt (pow (cos y) 2)))) (cos y))
  (* (cbrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))) (cbrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))))
  (cbrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (* (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))) (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))) (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (sqrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (sqrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (* (cbrt (cos y)) (cbrt (cos y)))))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (sqrt (cos y))))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt 1))
  (* (* x (cbrt (pow (cos y) 2))) (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y)))))
  (* (* x (cbrt (pow (cos y) 2))) (sqrt (cbrt (cos y))))
  (* (* x (cbrt (pow (cos y) 2))) 1)
  (* (cbrt (pow (cos y) 2)) (cbrt (cos y)))
  (- 1 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (pow (pow (cos y) 2) 1/3)
  (pow (pow (cos y) 2) 1/3)
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (pow (cos y) 1/3)
  (pow (cos y) 1/3)
  (- (+ (* 1/3 (pow y 4)) 1) (pow y 2))
  (pow (cos y) 2)
  (pow (cos y) 2)
  x
  (* x (cos y))
  (* x (cos y))
4.579 * * [simplify]: iteration  0 :  112  enodes  (cost  763 )
4.604 * * [simplify]: iteration  1 :  242  enodes  (cost  704 )
4.680 * * [simplify]: iteration  2 :  872  enodes  (cost  610 )
5.446 * * [simplify]: iteration  3 :  4700  enodes  (cost  590 )
7.738 * * [simplify]: iteration  done :  5000  enodes  (cost  590 )
7.739 * [simplify]: Simplified to:
   (expm1 (cbrt (pow (cos y) 2)))
  (log1p (cbrt (pow (cos y) 2)))
  (* 2/3 (log (cos y)))
  (exp (cbrt (pow (cos y) 2)))
  (cbrt (pow (cos y) 4/3))
  (cbrt (pow (cos y) 2/3))
  (cbrt (cos y))
  (cbrt (cos y))
  1
  (cbrt (pow (cos y) 2))
  (cbrt (cos y))
  (cbrt (cos y))
  (cbrt (pow (pow (cos y) 2) 2/3))
  (cbrt (cbrt (pow (cos y) 2)))
  (cbrt (fabs (cos y)))
  (cbrt (fabs (cos y)))
  1
  (cbrt (pow (cos y) 2))
  (cbrt (cos y))
  (cbrt (cos y))
  (* (cbrt (cbrt (pow (cos y) 2))) (cbrt (cbrt (pow (cos y) 2))))
  (cbrt (cbrt (pow (cos y) 2)))
  (pow (cos y) 2)
  (sqrt (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (pow (cos y) 2/3))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  1
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cos y)
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (pow (cos y) 2))
  (log1p (pow (cos y) 2))
  (log (pow (cos y) 2))
  (log (pow (cos y) 2))
  2
  (pow (cos y) (* (cbrt 2) (cbrt 2)))
  (pow (cos y) (sqrt 2))
  (cos y)
  (pow (cos y) 4/3)
  (pow (cos y) 2/3)
  (cos y)
  (cos y)
  1
  (pow (cos y) 2)
  (log (pow (cos y) 2))
  (exp (pow (cos y) 2))
  (pow (pow (cos y) 2) 2/3)
  (cbrt (pow (cos y) 2))
  (pow (cos y) 6)
  (fabs (cos y))
  (fabs (cos y))
  (cos y)
  (cos y)
  (expm1 (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (log1p (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))
  (log (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (log (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (log (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (exp (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (pow x 3) (pow (cos y) 3))
  (* (pow x 3) (pow (cos y) 3))
  (* (cbrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))) (cbrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y)))))
  (cbrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (pow x 3) (pow (cos y) 3))
  (sqrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (sqrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (pow (cos y) 2/3)))
  (* (* x (cbrt (pow (cos y) 2))) (cbrt (sqrt (cos y))))
  (* x (cbrt (pow (cos y) 2)))
  (* (* x (cbrt (pow (cos y) 2))) (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y)))))
  (* (* x (cbrt (pow (cos y) 2))) (sqrt (cbrt (cos y))))
  (* x (cbrt (pow (cos y) 2)))
  (* (cbrt (pow (cos y) 2)) (cbrt (cos y)))
  (- 1 (fma 1/3 (pow y 2) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
  (- 1 (fma 1/6 (pow y 2) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- (fma 1/3 (pow y 4) 1) (pow y 2))
  (pow (cos y) 2)
  (pow (cos y) 2)
  x
  (* x (cos y))
  (* x (cos y))
7.740 * * * [progress]: adding candidates to table
7.986 * * [progress]: iteration 4 / 4
7.986 * * * [progress]: picking best candidate
8.007 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))>
8.007 * * * [progress]: localizing error
8.028 * * * [progress]: generating rewritten candidates
8.028 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 2 1 2)
8.030 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 2)
8.035 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2)
8.036 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 2 1 2 1)
8.039 * * * [progress]: generating series expansions
8.039 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 2 1 2)
8.039 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
8.039 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
8.039 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
8.039 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
8.039 * [taylor]: Taking taylor expansion of 1/3 in y
8.039 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
8.039 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
8.039 * [taylor]: Taking taylor expansion of (cos y) in y
8.039 * [taylor]: Taking taylor expansion of y in y
8.044 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
8.045 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
8.045 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
8.045 * [taylor]: Taking taylor expansion of 1/3 in y
8.045 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
8.045 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
8.045 * [taylor]: Taking taylor expansion of (cos y) in y
8.045 * [taylor]: Taking taylor expansion of y in y
8.112 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
8.112 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
8.112 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
8.112 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
8.112 * [taylor]: Taking taylor expansion of 1/3 in y
8.112 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
8.112 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
8.112 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.112 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.112 * [taylor]: Taking taylor expansion of y in y
8.113 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
8.113 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
8.113 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
8.113 * [taylor]: Taking taylor expansion of 1/3 in y
8.113 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
8.113 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
8.113 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.113 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.113 * [taylor]: Taking taylor expansion of y in y
8.156 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
8.156 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
8.156 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
8.156 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
8.156 * [taylor]: Taking taylor expansion of 1/3 in y
8.156 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
8.156 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
8.156 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.156 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.156 * [taylor]: Taking taylor expansion of -1 in y
8.156 * [taylor]: Taking taylor expansion of y in y
8.157 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
8.157 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
8.157 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
8.157 * [taylor]: Taking taylor expansion of 1/3 in y
8.157 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
8.157 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
8.157 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.157 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.157 * [taylor]: Taking taylor expansion of -1 in y
8.157 * [taylor]: Taking taylor expansion of y in y
8.194 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 2)
8.194 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
8.194 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
8.194 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
8.194 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
8.195 * [taylor]: Taking taylor expansion of 1/3 in y
8.195 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
8.195 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
8.195 * [taylor]: Taking taylor expansion of (cos y) in y
8.195 * [taylor]: Taking taylor expansion of y in y
8.200 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
8.200 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
8.200 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
8.200 * [taylor]: Taking taylor expansion of 1/3 in y
8.200 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
8.200 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
8.200 * [taylor]: Taking taylor expansion of (cos y) in y
8.200 * [taylor]: Taking taylor expansion of y in y
8.267 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
8.267 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
8.267 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
8.267 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
8.267 * [taylor]: Taking taylor expansion of 1/3 in y
8.267 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
8.267 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
8.267 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.267 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.267 * [taylor]: Taking taylor expansion of y in y
8.267 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
8.267 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
8.267 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
8.268 * [taylor]: Taking taylor expansion of 1/3 in y
8.268 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
8.268 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
8.268 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.268 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.268 * [taylor]: Taking taylor expansion of y in y
8.311 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
8.311 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
8.311 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
8.311 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
8.311 * [taylor]: Taking taylor expansion of 1/3 in y
8.311 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
8.311 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
8.311 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.311 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.311 * [taylor]: Taking taylor expansion of -1 in y
8.311 * [taylor]: Taking taylor expansion of y in y
8.312 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
8.312 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
8.312 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
8.312 * [taylor]: Taking taylor expansion of 1/3 in y
8.312 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
8.312 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
8.312 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.312 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.312 * [taylor]: Taking taylor expansion of -1 in y
8.312 * [taylor]: Taking taylor expansion of y in y
8.350 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 2)
8.350 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
8.350 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
8.350 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
8.350 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
8.350 * [taylor]: Taking taylor expansion of 1/3 in y
8.350 * [taylor]: Taking taylor expansion of (log (cos y)) in y
8.350 * [taylor]: Taking taylor expansion of (cos y) in y
8.350 * [taylor]: Taking taylor expansion of y in y
8.354 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
8.354 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
8.354 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
8.354 * [taylor]: Taking taylor expansion of 1/3 in y
8.354 * [taylor]: Taking taylor expansion of (log (cos y)) in y
8.354 * [taylor]: Taking taylor expansion of (cos y) in y
8.354 * [taylor]: Taking taylor expansion of y in y
8.380 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
8.380 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
8.380 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
8.380 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
8.380 * [taylor]: Taking taylor expansion of 1/3 in y
8.380 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
8.380 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.380 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.380 * [taylor]: Taking taylor expansion of y in y
8.381 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
8.381 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
8.381 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
8.381 * [taylor]: Taking taylor expansion of 1/3 in y
8.381 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
8.381 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.381 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.381 * [taylor]: Taking taylor expansion of y in y
8.413 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
8.413 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
8.413 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
8.413 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
8.413 * [taylor]: Taking taylor expansion of 1/3 in y
8.413 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
8.413 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.413 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.413 * [taylor]: Taking taylor expansion of -1 in y
8.413 * [taylor]: Taking taylor expansion of y in y
8.414 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
8.414 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
8.414 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
8.414 * [taylor]: Taking taylor expansion of 1/3 in y
8.414 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
8.414 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.414 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.414 * [taylor]: Taking taylor expansion of -1 in y
8.414 * [taylor]: Taking taylor expansion of y in y
8.446 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 2 1 2 1)
8.446 * [approximate]: Taking taylor expansion of (pow (cos y) 2) in (y) around 0
8.446 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
8.446 * [taylor]: Taking taylor expansion of (cos y) in y
8.446 * [taylor]: Taking taylor expansion of y in y
8.446 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
8.446 * [taylor]: Taking taylor expansion of (cos y) in y
8.446 * [taylor]: Taking taylor expansion of y in y
8.452 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in (y) around 0
8.452 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
8.452 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.452 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.452 * [taylor]: Taking taylor expansion of y in y
8.452 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
8.452 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
8.452 * [taylor]: Taking taylor expansion of (/ 1 y) in y
8.452 * [taylor]: Taking taylor expansion of y in y
8.462 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in (y) around 0
8.462 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
8.462 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.462 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.462 * [taylor]: Taking taylor expansion of -1 in y
8.462 * [taylor]: Taking taylor expansion of y in y
8.463 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
8.463 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
8.463 * [taylor]: Taking taylor expansion of (/ -1 y) in y
8.463 * [taylor]: Taking taylor expansion of -1 in y
8.463 * [taylor]: Taking taylor expansion of y in y
8.467 * * * [progress]: simplifying candidates
8.468 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (cbrt (pow (cos y) 2)))
  (log1p (cbrt (pow (cos y) 2)))
  (log (cbrt (pow (cos y) 2)))
  (exp (cbrt (pow (cos y) 2)))
  (cbrt (pow (* (cbrt (cos y)) (cbrt (cos y))) 2))
  (cbrt (pow (cbrt (cos y)) 2))
  (cbrt (pow (sqrt (cos y)) 2))
  (cbrt (pow (sqrt (cos y)) 2))
  (cbrt (pow 1 2))
  (cbrt (pow (cos y) 2))
  (cbrt (cos y))
  (cbrt (cos y))
  (cbrt (* (cbrt (pow (cos y) 2)) (cbrt (pow (cos y) 2))))
  (cbrt (cbrt (pow (cos y) 2)))
  (cbrt (sqrt (pow (cos y) 2)))
  (cbrt (sqrt (pow (cos y) 2)))
  (cbrt 1)
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) (/ 2 2)))
  (cbrt (pow (cos y) (/ 2 2)))
  (* (cbrt (cbrt (pow (cos y) 2))) (cbrt (cbrt (pow (cos y) 2))))
  (cbrt (cbrt (pow (cos y) 2)))
  (* (* (cbrt (pow (cos y) 2)) (cbrt (pow (cos y) 2))) (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (expm1 (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (log1p (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (log (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (exp (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (cbrt (pow (pow (cos y) 2) 2/3))
  (cbrt (cbrt (pow (cos y) 2)))
  (* (cbrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))))
  (cbrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (* (* (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))) (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (sqrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (sqrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (* (cbrt (cos y)) (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt 1)
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (* (* (cbrt (cos y)) (cbrt (cos y))) (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (pow (cos y) 2))
  (log1p (pow (cos y) 2))
  (* (log (cos y)) 2)
  (* (log (cos y)) 2)
  (* 1 2)
  (pow (cos y) (* (cbrt 2) (cbrt 2)))
  (pow (cos y) (sqrt 2))
  (pow (cos y) 1)
  (pow (* (cbrt (cos y)) (cbrt (cos y))) 2)
  (pow (cbrt (cos y)) 2)
  (pow (sqrt (cos y)) 2)
  (pow (sqrt (cos y)) 2)
  (pow 1 2)
  (pow (cos y) 2)
  (log (pow (cos y) 2))
  (exp (pow (cos y) 2))
  (* (cbrt (pow (cos y) 2)) (cbrt (pow (cos y) 2)))
  (cbrt (pow (cos y) 2))
  (* (* (pow (cos y) 2) (pow (cos y) 2)) (pow (cos y) 2))
  (sqrt (pow (cos y) 2))
  (sqrt (pow (cos y) 2))
  (pow (cos y) (/ 2 2))
  (pow (cos y) (/ 2 2))
  (- 1 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (pow (pow (cos y) 2) 1/3)
  (pow (pow (cos y) 2) 1/3)
  (- 1 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (pow (pow (cos y) 2) 1/3)
  (pow (pow (cos y) 2) 1/3)
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (pow (cos y) 1/3)
  (pow (cos y) 1/3)
  (- (+ (* 1/3 (pow y 4)) 1) (pow y 2))
  (pow (cos y) 2)
  (pow (cos y) 2)
8.471 * * [simplify]: iteration  0 :  94  enodes  (cost  643 )
8.489 * * [simplify]: iteration  1 :  171  enodes  (cost  578 )
8.535 * * [simplify]: iteration  2 :  457  enodes  (cost  518 )
8.735 * * [simplify]: iteration  3 :  1481  enodes  (cost  509 )
9.405 * * [simplify]: iteration  done :  5001  enodes  (cost  509 )
9.405 * [simplify]: Simplified to:
   (expm1 (cbrt (pow (cos y) 2)))
  (log1p (cbrt (pow (cos y) 2)))
  (* 2/3 (log (cos y)))
  (exp (cbrt (pow (cos y) 2)))
  (cbrt (pow (cos y) 4/3))
  (cbrt (pow (cos y) 2/3))
  (cbrt (cos y))
  (cbrt (cos y))
  1
  (cbrt (pow (cos y) 2))
  (cbrt (cos y))
  (cbrt (cos y))
  (cbrt (pow (pow (cos y) 2) 2/3))
  (cbrt (cbrt (pow (cos y) 2)))
  (cbrt (fabs (cos y)))
  (cbrt (fabs (cos y)))
  1
  (cbrt (pow (cos y) 2))
  (cbrt (cos y))
  (cbrt (cos y))
  (* (cbrt (cbrt (pow (cos y) 2))) (cbrt (cbrt (pow (cos y) 2))))
  (cbrt (cbrt (pow (cos y) 2)))
  (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (expm1 (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (log1p (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (log (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (exp (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (cbrt (pow (pow (cos y) 2) 2/3))
  (cbrt (cbrt (pow (cos y) 2)))
  (* (cbrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))))
  (cbrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (sqrt (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2)))))
  (expm1 (cbrt (cos y)))
  (log1p (cbrt (cos y)))
  (log (cbrt (cos y)))
  (exp (cbrt (cos y)))
  (cbrt (pow (cos y) 2/3))
  (cbrt (cbrt (cos y)))
  (cbrt (sqrt (cos y)))
  (cbrt (sqrt (cos y)))
  1
  (cbrt (cos y))
  (* (cbrt (cbrt (cos y))) (cbrt (cbrt (cos y))))
  (cbrt (cbrt (cos y)))
  (cos y)
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (expm1 (pow (cos y) 2))
  (log1p (pow (cos y) 2))
  (/ (log (cos y)) 1/2)
  (/ (log (cos y)) 1/2)
  2
  (pow (cos y) (* (cbrt 2) (cbrt 2)))
  (pow (cos y) (sqrt 2))
  (cos y)
  (pow (cos y) 4/3)
  (pow (cos y) 2/3)
  (cos y)
  (cos y)
  1
  (pow (cos y) 2)
  (/ (log (cos y)) 1/2)
  (exp (pow (cos y) 2))
  (pow (pow (cos y) 2) 2/3)
  (cbrt (pow (cos y) 2))
  (pow (pow (cos y) 2) 3)
  (fabs (cos y))
  (fabs (cos y))
  (cos y)
  (cos y)
  (- 1 (fma 1/3 (pow y 2) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
  (- 1 (fma 1/3 (pow y 2) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
  (- 1 (fma 1/6 (pow y 2) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- (fma 1/3 (pow y 4) 1) (pow y 2))
  (pow (cos y) 2)
  (pow (cos y) 2)
9.405 * * * [progress]: adding candidates to table
9.692 * [progress]: [Phase 3 of 3] Extracting.
9.692 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (- (* x (cos y)) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (sin y)))))> #<alt (λ (x y z) (- (* (sqrt (* x (cos y))) (sqrt (* x (cos y)))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (pow (pow (cos y) 2) 1/3)))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (cbrt (pow (* (sin y) z) 3))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (expm1 (log1p (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))>)
9.694 * * * [regime-changes]: Trying 3 branch expressions: (z y x)
9.694 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (- (* x (cos y)) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (sin y)))))> #<alt (λ (x y z) (- (* (sqrt (* x (cos y))) (sqrt (* x (cos y)))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (pow (pow (cos y) 2) 1/3)))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (cbrt (pow (* (sin y) z) 3))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (expm1 (log1p (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))>)
9.727 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (- (* x (cos y)) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (sin y)))))> #<alt (λ (x y z) (- (* (sqrt (* x (cos y))) (sqrt (* x (cos y)))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (pow (pow (cos y) 2) 1/3)))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (cbrt (pow (* (sin y) z) 3))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (expm1 (log1p (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))>)
9.763 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (- (* x (cos y)) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (sin y)))))> #<alt (λ (x y z) (- (* (sqrt (* x (cos y))) (sqrt (* x (cos y)))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (pow (pow (cos y) 2) 1/3)))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (* (* z (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (* x (cos y)) (cbrt (pow (* (sin y) z) 3))))> #<alt (λ (x y z) (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))> #<alt (λ (x y z) (- (* (* x (expm1 (log1p (cbrt (pow (cos y) 2))))) (cbrt (cos y))) (* z (sin y))))>)
9.799 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
9.799 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (pow (pow (cos y) 2) 1/3)))) (cbrt (cos y))) (* z (sin y)))
9.799 * * [simplify]: iteration  0 :  18  enodes  (cost  25 )
9.800 * * [simplify]: iteration  1 :  22  enodes  (cost  25 )
9.800 * * [simplify]: iteration  done :  22  enodes  (cost  25 )
9.800 * [simplify]: Simplified to:
   (- (* (* x (cbrt (* (pow (pow (cos y) 2) 2/3) (pow (pow (cos y) 2) 1/3)))) (cbrt (cos y))) (* z (sin y)))
12.083 * [regime-testing]: Baseline error score: 0.27104420195134954
12.083 * [regime-testing]: Oracle error score: 0.061257657207150894
12.084 * [regime-testing]: End program error score: 0.27104420195134954