26.454 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.053 * * * [progress]: [2/2] Setting up program.
0.055 * [progress]: [Phase 2 of 3] Improving.
0.055 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (* x (cos y)) (* z (sin y)))
0.056 * * [simplify]: iteration  0 :  8  enodes  (cost  9 )
0.057 * * [simplify]: iteration  1 :  12  enodes  (cost  9 )
0.059 * * [simplify]: iteration  2 :  19  enodes  (cost  9 )
0.061 * * [simplify]: iteration  done :  19  enodes  (cost  9 )
0.061 * [simplify]: Simplified to:
   (- (* x (cos y)) (* z (sin y)))
0.061 * * [progress]: iteration 1 / 4
0.061 * * * [progress]: picking best candidate
0.063 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* x (cos y)) (* z (sin y))))>
0.063 * * * [progress]: localizing error
0.072 * * * [progress]: generating rewritten candidates
0.072 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.076 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.080 * * * [progress]: generating series expansions
0.080 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.080 * [approximate]: Taking taylor expansion of (* x (cos y)) in (x y) around 0
0.080 * [taylor]: Taking taylor expansion of (* x (cos y)) in y
0.080 * [taylor]: Taking taylor expansion of x in y
0.080 * [taylor]: Taking taylor expansion of (cos y) in y
0.080 * [taylor]: Taking taylor expansion of y in y
0.080 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of (cos y) in x
0.080 * [taylor]: Taking taylor expansion of y in x
0.080 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of (cos y) in x
0.080 * [taylor]: Taking taylor expansion of y in x
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [taylor]: Taking taylor expansion of (cos y) in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.085 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [approximate]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in (x y) around 0
0.089 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in y
0.089 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
0.089 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.089 * [taylor]: Taking taylor expansion of y in y
0.090 * [taylor]: Taking taylor expansion of x in y
0.090 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
0.090 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
0.090 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.090 * [taylor]: Taking taylor expansion of y in x
0.090 * [taylor]: Taking taylor expansion of x in x
0.090 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
0.090 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
0.090 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.090 * [taylor]: Taking taylor expansion of y in x
0.090 * [taylor]: Taking taylor expansion of x in x
0.091 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
0.091 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.091 * [taylor]: Taking taylor expansion of y in y
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.097 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [approximate]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in (x y) around 0
0.101 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in y
0.101 * [taylor]: Taking taylor expansion of -1 in y
0.101 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in y
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 -1 in y
0.101 * [taylor]: Taking taylor expansion of y in y
0.101 * [taylor]: Taking taylor expansion of x in y
0.101 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
0.101 * [taylor]: Taking taylor expansion of -1 in x
0.101 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
0.101 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
0.101 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.101 * [taylor]: Taking taylor expansion of -1 in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
0.102 * [taylor]: Taking taylor expansion of -1 in x
0.102 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
0.102 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
0.102 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.102 * [taylor]: Taking taylor expansion of -1 in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.103 * [taylor]: Taking taylor expansion of (* -1 (cos (/ -1 y))) in y
0.103 * [taylor]: Taking taylor expansion of -1 in y
0.103 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
0.103 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.103 * [taylor]: Taking taylor expansion of -1 in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.106 * [taylor]: Taking taylor expansion of 0 in y
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.115 * [taylor]: Taking taylor expansion of 0 in y
0.116 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.116 * [approximate]: Taking taylor expansion of (* (sin y) z) in (z y) around 0
0.116 * [taylor]: Taking taylor expansion of (* (sin y) z) in y
0.116 * [taylor]: Taking taylor expansion of (sin y) in y
0.116 * [taylor]: Taking taylor expansion of y in y
0.116 * [taylor]: Taking taylor expansion of z in y
0.116 * [taylor]: Taking taylor expansion of (* (sin y) z) in z
0.116 * [taylor]: Taking taylor expansion of (sin y) in z
0.116 * [taylor]: Taking taylor expansion of y in z
0.116 * [taylor]: Taking taylor expansion of z in z
0.116 * [taylor]: Taking taylor expansion of (* (sin y) z) in z
0.116 * [taylor]: Taking taylor expansion of (sin y) in z
0.116 * [taylor]: Taking taylor expansion of y in z
0.116 * [taylor]: Taking taylor expansion of z in z
0.116 * [taylor]: Taking taylor expansion of 0 in y
0.118 * [taylor]: Taking taylor expansion of (sin y) in y
0.118 * [taylor]: Taking taylor expansion of y in y
0.120 * [taylor]: Taking taylor expansion of 0 in y
0.123 * [taylor]: Taking taylor expansion of 0 in y
0.127 * [taylor]: Taking taylor expansion of 0 in y
0.128 * [approximate]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in (z y) around 0
0.128 * [taylor]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in y
0.128 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in y
0.128 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.128 * [taylor]: Taking taylor expansion of y in y
0.128 * [taylor]: Taking taylor expansion of z in y
0.128 * [taylor]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in z
0.128 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in z
0.128 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.128 * [taylor]: Taking taylor expansion of y in z
0.128 * [taylor]: Taking taylor expansion of z in z
0.128 * [taylor]: Taking taylor expansion of (/ (sin (/ 1 y)) z) in z
0.128 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in z
0.128 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.128 * [taylor]: Taking taylor expansion of y in z
0.128 * [taylor]: Taking taylor expansion of z in z
0.129 * [taylor]: Taking taylor expansion of (sin (/ 1 y)) in y
0.129 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.129 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.137 * [taylor]: Taking taylor expansion of 0 in y
0.141 * [taylor]: Taking taylor expansion of 0 in y
0.141 * [approximate]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in (z y) around 0
0.141 * [taylor]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in y
0.141 * [taylor]: Taking taylor expansion of -1 in y
0.141 * [taylor]: Taking taylor expansion of (/ (sin (/ -1 y)) z) in y
0.141 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in y
0.141 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.141 * [taylor]: Taking taylor expansion of -1 in y
0.141 * [taylor]: Taking taylor expansion of y in y
0.142 * [taylor]: Taking taylor expansion of z in y
0.142 * [taylor]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in z
0.142 * [taylor]: Taking taylor expansion of -1 in z
0.142 * [taylor]: Taking taylor expansion of (/ (sin (/ -1 y)) z) in z
0.142 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in z
0.142 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.142 * [taylor]: Taking taylor expansion of -1 in z
0.142 * [taylor]: Taking taylor expansion of y in z
0.142 * [taylor]: Taking taylor expansion of z in z
0.142 * [taylor]: Taking taylor expansion of (* -1 (/ (sin (/ -1 y)) z)) in z
0.142 * [taylor]: Taking taylor expansion of -1 in z
0.142 * [taylor]: Taking taylor expansion of (/ (sin (/ -1 y)) z) in z
0.142 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in z
0.142 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.142 * [taylor]: Taking taylor expansion of -1 in z
0.142 * [taylor]: Taking taylor expansion of y in z
0.142 * [taylor]: Taking taylor expansion of z in z
0.143 * [taylor]: Taking taylor expansion of (* -1 (sin (/ -1 y))) in y
0.143 * [taylor]: Taking taylor expansion of -1 in y
0.143 * [taylor]: Taking taylor expansion of (sin (/ -1 y)) in y
0.143 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.143 * [taylor]: Taking taylor expansion of -1 in y
0.143 * [taylor]: Taking taylor expansion of y in y
0.146 * [taylor]: Taking taylor expansion of 0 in y
0.150 * [taylor]: Taking taylor expansion of 0 in y
0.155 * [taylor]: Taking taylor expansion of 0 in y
0.155 * * * [progress]: simplifying candidates
0.156 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* 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))
  (* 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)
0.158 * * [simplify]: iteration  0 :  62  enodes  (cost  254 )
0.166 * * [simplify]: iteration  1 :  123  enodes  (cost  248 )
0.188 * * [simplify]: iteration  2 :  382  enodes  (cost  216 )
0.286 * * [simplify]: iteration  3 :  750  enodes  (cost  216 )
0.563 * * [simplify]: iteration  4 :  1134  enodes  (cost  216 )
1.055 * * [simplify]: iteration  5 :  2383  enodes  (cost  216 )
2.131 * * [simplify]: iteration  done :  5000  enodes  (cost  216 )
2.132 * [simplify]: Simplified to:
   (* 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))
  (* (sin y) z)
  (log (* z (sin y)))
  (log (* z (sin y)))
  (exp (* z (sin y)))
  (pow (* z (sin y)) 3)
  (* (cbrt (* z (sin y))) (cbrt (* z (sin y))))
  (cbrt (* z (sin y)))
  (pow (* z (sin y)) 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)
2.132 * * * [progress]: adding candidates to table
2.220 * * [progress]: iteration 2 / 4
2.220 * * * [progress]: picking best candidate
2.241 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* (* x (* (cbrt (cos y)) (cbrt (cos y)))) (cbrt (cos y))) (* z (sin y))))>
2.241 * * * [progress]: localizing error
2.254 * * * [progress]: generating rewritten candidates
2.254 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2)
2.255 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 2 2)
2.255 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2 1)
2.256 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 2)
2.264 * * * [progress]: generating series expansions
2.264 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2)
2.264 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
2.264 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.264 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.264 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.264 * [taylor]: Taking taylor expansion of 1/3 in y
2.264 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.264 * [taylor]: Taking taylor expansion of (cos y) in y
2.264 * [taylor]: Taking taylor expansion of y in y
2.269 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.269 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.269 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.269 * [taylor]: Taking taylor expansion of 1/3 in y
2.269 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.269 * [taylor]: Taking taylor expansion of (cos y) in y
2.269 * [taylor]: Taking taylor expansion of y in y
2.291 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
2.291 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.291 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.291 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.291 * [taylor]: Taking taylor expansion of 1/3 in y
2.291 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.291 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.291 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.291 * [taylor]: Taking taylor expansion of y in y
2.291 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.291 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.291 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.291 * [taylor]: Taking taylor expansion of 1/3 in y
2.291 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.291 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.291 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.291 * [taylor]: Taking taylor expansion of y in y
2.327 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
2.327 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.327 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.327 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.328 * [taylor]: Taking taylor expansion of 1/3 in y
2.328 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.328 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.328 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.328 * [taylor]: Taking taylor expansion of -1 in y
2.328 * [taylor]: Taking taylor expansion of y in y
2.328 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.328 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.328 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.328 * [taylor]: Taking taylor expansion of 1/3 in y
2.328 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.328 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.328 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.328 * [taylor]: Taking taylor expansion of -1 in y
2.328 * [taylor]: Taking taylor expansion of y in y
2.361 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 2 2)
2.361 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
2.361 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.361 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.361 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.361 * [taylor]: Taking taylor expansion of 1/3 in y
2.361 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.361 * [taylor]: Taking taylor expansion of (cos y) in y
2.361 * [taylor]: Taking taylor expansion of y in y
2.366 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.366 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.366 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.366 * [taylor]: Taking taylor expansion of 1/3 in y
2.366 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.366 * [taylor]: Taking taylor expansion of (cos y) in y
2.366 * [taylor]: Taking taylor expansion of y in y
2.387 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
2.387 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.387 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.387 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.387 * [taylor]: Taking taylor expansion of 1/3 in y
2.387 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.387 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.387 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.387 * [taylor]: Taking taylor expansion of y in y
2.388 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.388 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.388 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.388 * [taylor]: Taking taylor expansion of 1/3 in y
2.388 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.388 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.388 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.388 * [taylor]: Taking taylor expansion of y in y
2.423 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
2.423 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.423 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.423 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.423 * [taylor]: Taking taylor expansion of 1/3 in y
2.423 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.424 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.424 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.424 * [taylor]: Taking taylor expansion of -1 in y
2.424 * [taylor]: Taking taylor expansion of y in y
2.424 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.424 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.424 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.424 * [taylor]: Taking taylor expansion of 1/3 in y
2.424 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.424 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.424 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.424 * [taylor]: Taking taylor expansion of -1 in y
2.424 * [taylor]: Taking taylor expansion of y in y
2.457 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2 1)
2.457 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
2.457 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.457 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.457 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.457 * [taylor]: Taking taylor expansion of 1/3 in y
2.457 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.457 * [taylor]: Taking taylor expansion of (cos y) in y
2.457 * [taylor]: Taking taylor expansion of y in y
2.461 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
2.461 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
2.461 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
2.461 * [taylor]: Taking taylor expansion of 1/3 in y
2.462 * [taylor]: Taking taylor expansion of (log (cos y)) in y
2.462 * [taylor]: Taking taylor expansion of (cos y) in y
2.462 * [taylor]: Taking taylor expansion of y in y
2.486 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
2.486 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.486 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.486 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.486 * [taylor]: Taking taylor expansion of 1/3 in y
2.486 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.486 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.486 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.486 * [taylor]: Taking taylor expansion of y in y
2.486 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
2.487 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
2.487 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
2.487 * [taylor]: Taking taylor expansion of 1/3 in y
2.487 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
2.487 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.487 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.487 * [taylor]: Taking taylor expansion of y in y
2.520 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
2.520 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.520 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.520 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.520 * [taylor]: Taking taylor expansion of 1/3 in y
2.520 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.520 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.520 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.520 * [taylor]: Taking taylor expansion of -1 in y
2.520 * [taylor]: Taking taylor expansion of y in y
2.520 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
2.520 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
2.521 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
2.521 * [taylor]: Taking taylor expansion of 1/3 in y
2.521 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
2.521 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.521 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.521 * [taylor]: Taking taylor expansion of -1 in y
2.521 * [taylor]: Taking taylor expansion of y in y
2.556 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 2)
2.557 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
2.557 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
2.557 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
2.557 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
2.557 * [taylor]: Taking taylor expansion of 1/3 in y
2.557 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
2.557 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
2.557 * [taylor]: Taking taylor expansion of (cos y) in y
2.557 * [taylor]: Taking taylor expansion of y in y
2.562 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
2.562 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
2.563 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
2.563 * [taylor]: Taking taylor expansion of 1/3 in y
2.563 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
2.563 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
2.563 * [taylor]: Taking taylor expansion of (cos y) in y
2.563 * [taylor]: Taking taylor expansion of y in y
2.631 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
2.631 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
2.631 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
2.631 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
2.631 * [taylor]: Taking taylor expansion of 1/3 in y
2.631 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
2.631 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
2.631 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.631 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.631 * [taylor]: Taking taylor expansion of y in y
2.632 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
2.632 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
2.632 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
2.632 * [taylor]: Taking taylor expansion of 1/3 in y
2.632 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
2.632 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
2.632 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
2.632 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.632 * [taylor]: Taking taylor expansion of y in y
2.671 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
2.671 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
2.671 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
2.671 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
2.671 * [taylor]: Taking taylor expansion of 1/3 in y
2.671 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
2.671 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
2.671 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.671 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.671 * [taylor]: Taking taylor expansion of -1 in y
2.671 * [taylor]: Taking taylor expansion of y in y
2.672 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
2.672 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
2.672 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
2.672 * [taylor]: Taking taylor expansion of 1/3 in y
2.672 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
2.672 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
2.672 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
2.672 * [taylor]: Taking taylor expansion of (/ -1 y) in y
2.672 * [taylor]: Taking taylor expansion of -1 in y
2.672 * [taylor]: Taking taylor expansion of y in y
2.717 * * * [progress]: simplifying candidates
2.718 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (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)))
  (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)))
  (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)))
  (+ 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)
2.720 * * [simplify]: iteration  0 :  64  enodes  (cost  686 )
2.733 * * [simplify]: iteration  1 :  125  enodes  (cost  619 )
2.770 * * [simplify]: iteration  2 :  471  enodes  (cost  521 )
3.025 * * [simplify]: iteration  3 :  2248  enodes  (cost  499 )
4.590 * * [simplify]: iteration  done :  5001  enodes  (cost  499 )
4.590 * [simplify]: Simplified to:
   (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)))
  (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)))
  (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)))
  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))))
  (* (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 (cos y))
  (cbrt (cos y))
  2/3
  2
  (* (cbrt (pow (cos y) 2/3)) (cbrt (cos y)))
  (* (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 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- 1 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
4.591 * * * [progress]: adding candidates to table
4.814 * * [progress]: iteration 3 / 4
4.814 * * * [progress]: picking best candidate
4.834 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))) (* z (sin y))))>
4.834 * * * [progress]: localizing error
4.849 * * * [progress]: generating rewritten candidates
4.849 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 2)
4.850 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
4.851 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2 1)
4.852 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1)
4.869 * * * [progress]: generating series expansions
4.869 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 2)
4.869 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
4.869 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
4.869 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
4.869 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
4.869 * [taylor]: Taking taylor expansion of 1/3 in y
4.869 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
4.869 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
4.869 * [taylor]: Taking taylor expansion of (cos y) in y
4.869 * [taylor]: Taking taylor expansion of y in y
4.875 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
4.875 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
4.875 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
4.875 * [taylor]: Taking taylor expansion of 1/3 in y
4.875 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
4.875 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
4.875 * [taylor]: Taking taylor expansion of (cos y) in y
4.875 * [taylor]: Taking taylor expansion of y in y
4.944 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
4.945 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
4.945 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
4.945 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
4.945 * [taylor]: Taking taylor expansion of 1/3 in y
4.945 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
4.945 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
4.945 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.945 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.945 * [taylor]: Taking taylor expansion of y in y
4.945 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
4.945 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
4.946 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
4.946 * [taylor]: Taking taylor expansion of 1/3 in y
4.946 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
4.946 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
4.946 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
4.946 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.946 * [taylor]: Taking taylor expansion of y in y
4.985 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
4.985 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
4.985 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
4.985 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
4.985 * [taylor]: Taking taylor expansion of 1/3 in y
4.985 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
4.985 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
4.985 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.985 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.985 * [taylor]: Taking taylor expansion of -1 in y
4.985 * [taylor]: Taking taylor expansion of y in y
4.986 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
4.986 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
4.986 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
4.986 * [taylor]: Taking taylor expansion of 1/3 in y
4.986 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
4.986 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
4.986 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
4.986 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.986 * [taylor]: Taking taylor expansion of -1 in y
4.986 * [taylor]: Taking taylor expansion of y in y
5.029 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
5.029 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
5.029 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
5.029 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
5.029 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
5.029 * [taylor]: Taking taylor expansion of 1/3 in y
5.029 * [taylor]: Taking taylor expansion of (log (cos y)) in y
5.029 * [taylor]: Taking taylor expansion of (cos y) in y
5.029 * [taylor]: Taking taylor expansion of y in y
5.034 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
5.034 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
5.034 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
5.034 * [taylor]: Taking taylor expansion of 1/3 in y
5.034 * [taylor]: Taking taylor expansion of (log (cos y)) in y
5.034 * [taylor]: Taking taylor expansion of (cos y) in y
5.034 * [taylor]: Taking taylor expansion of y in y
5.055 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
5.055 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
5.055 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
5.055 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
5.055 * [taylor]: Taking taylor expansion of 1/3 in y
5.055 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
5.055 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
5.055 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.055 * [taylor]: Taking taylor expansion of y in y
5.056 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
5.056 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
5.056 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
5.056 * [taylor]: Taking taylor expansion of 1/3 in y
5.056 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
5.056 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
5.056 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.056 * [taylor]: Taking taylor expansion of y in y
5.089 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
5.089 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
5.089 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
5.089 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
5.089 * [taylor]: Taking taylor expansion of 1/3 in y
5.089 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
5.089 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
5.089 * [taylor]: Taking taylor expansion of (/ -1 y) in y
5.089 * [taylor]: Taking taylor expansion of -1 in y
5.089 * [taylor]: Taking taylor expansion of y in y
5.089 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
5.090 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
5.090 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
5.090 * [taylor]: Taking taylor expansion of 1/3 in y
5.090 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
5.090 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
5.090 * [taylor]: Taking taylor expansion of (/ -1 y) in y
5.090 * [taylor]: Taking taylor expansion of -1 in y
5.090 * [taylor]: Taking taylor expansion of y in y
5.126 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2 1)
5.126 * [approximate]: Taking taylor expansion of (pow (cos y) 2) in (y) around 0
5.126 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
5.126 * [taylor]: Taking taylor expansion of (cos y) in y
5.126 * [taylor]: Taking taylor expansion of y in y
5.126 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
5.126 * [taylor]: Taking taylor expansion of (cos y) in y
5.126 * [taylor]: Taking taylor expansion of y in y
5.132 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in (y) around 0
5.132 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
5.132 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
5.132 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.132 * [taylor]: Taking taylor expansion of y in y
5.133 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
5.133 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
5.133 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.133 * [taylor]: Taking taylor expansion of y in y
5.138 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in (y) around 0
5.138 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
5.138 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
5.138 * [taylor]: Taking taylor expansion of (/ -1 y) in y
5.138 * [taylor]: Taking taylor expansion of -1 in y
5.138 * [taylor]: Taking taylor expansion of y in y
5.138 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
5.138 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
5.138 * [taylor]: Taking taylor expansion of (/ -1 y) in y
5.138 * [taylor]: Taking taylor expansion of -1 in y
5.138 * [taylor]: Taking taylor expansion of y in y
5.143 * * * * [progress]: [ 4 / 4 ] generating series at (2 1)
5.143 * [approximate]: Taking taylor expansion of (* x (cos y)) in (x y) around 0
5.143 * [taylor]: Taking taylor expansion of (* x (cos y)) in y
5.143 * [taylor]: Taking taylor expansion of x in y
5.143 * [taylor]: Taking taylor expansion of (cos y) in y
5.143 * [taylor]: Taking taylor expansion of y in y
5.143 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
5.143 * [taylor]: Taking taylor expansion of x in x
5.143 * [taylor]: Taking taylor expansion of (cos y) in x
5.143 * [taylor]: Taking taylor expansion of y in x
5.144 * [taylor]: Taking taylor expansion of (* x (cos y)) in x
5.144 * [taylor]: Taking taylor expansion of x in x
5.144 * [taylor]: Taking taylor expansion of (cos y) in x
5.144 * [taylor]: Taking taylor expansion of y in x
5.144 * [taylor]: Taking taylor expansion of 0 in y
5.146 * [taylor]: Taking taylor expansion of (cos y) in y
5.146 * [taylor]: Taking taylor expansion of y in y
5.149 * [taylor]: Taking taylor expansion of 0 in y
5.152 * [taylor]: Taking taylor expansion of 0 in y
5.153 * [approximate]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in (x y) around 0
5.153 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in y
5.153 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
5.153 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.153 * [taylor]: Taking taylor expansion of y in y
5.153 * [taylor]: Taking taylor expansion of x in y
5.153 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
5.153 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
5.153 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.153 * [taylor]: Taking taylor expansion of y in x
5.153 * [taylor]: Taking taylor expansion of x in x
5.154 * [taylor]: Taking taylor expansion of (/ (cos (/ 1 y)) x) in x
5.154 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in x
5.154 * [taylor]: Taking taylor expansion of (/ 1 y) in x
5.154 * [taylor]: Taking taylor expansion of y in x
5.154 * [taylor]: Taking taylor expansion of x in x
5.154 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
5.154 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.154 * [taylor]: Taking taylor expansion of y in y
5.157 * [taylor]: Taking taylor expansion of 0 in y
5.160 * [taylor]: Taking taylor expansion of 0 in y
5.164 * [taylor]: Taking taylor expansion of 0 in y
5.165 * [approximate]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in (x y) around 0
5.165 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in y
5.165 * [taylor]: Taking taylor expansion of -1 in y
5.165 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in y
5.165 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
5.165 * [taylor]: Taking taylor expansion of (/ -1 y) in y
5.165 * [taylor]: Taking taylor expansion of -1 in y
5.165 * [taylor]: Taking taylor expansion of y in y
5.165 * [taylor]: Taking taylor expansion of x in y
5.165 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
5.165 * [taylor]: Taking taylor expansion of -1 in x
5.165 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
5.165 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
5.165 * [taylor]: Taking taylor expansion of (/ -1 y) in x
5.165 * [taylor]: Taking taylor expansion of -1 in x
5.165 * [taylor]: Taking taylor expansion of y in x
5.165 * [taylor]: Taking taylor expansion of x in x
5.166 * [taylor]: Taking taylor expansion of (* -1 (/ (cos (/ -1 y)) x)) in x
5.166 * [taylor]: Taking taylor expansion of -1 in x
5.166 * [taylor]: Taking taylor expansion of (/ (cos (/ -1 y)) x) in x
5.166 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in x
5.166 * [taylor]: Taking taylor expansion of (/ -1 y) in x
5.166 * [taylor]: Taking taylor expansion of -1 in x
5.166 * [taylor]: Taking taylor expansion of y in x
5.166 * [taylor]: Taking taylor expansion of x in x
5.166 * [taylor]: Taking taylor expansion of (* -1 (cos (/ -1 y))) in y
5.166 * [taylor]: Taking taylor expansion of -1 in y
5.166 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
5.167 * [taylor]: Taking taylor expansion of (/ -1 y) in y
5.167 * [taylor]: Taking taylor expansion of -1 in y
5.167 * [taylor]: Taking taylor expansion of y in y
5.170 * [taylor]: Taking taylor expansion of 0 in y
5.174 * [taylor]: Taking taylor expansion of 0 in y
5.179 * [taylor]: Taking taylor expansion of 0 in y
5.179 * * * [progress]: simplifying candidates
5.180 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (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)))
  (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)))
  (* (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))
  (* (* 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))
5.183 * * [simplify]: iteration  0 :  104  enodes  (cost  709 )
5.206 * * [simplify]: iteration  1 :  239  enodes  (cost  655 )
5.269 * * [simplify]: iteration  2 :  998  enodes  (cost  559 )
5.706 * * [simplify]: iteration  done :  5000  enodes  (cost  556 )
5.707 * [simplify]: Simplified to:
   (* 2/3 (log (cos y)))
  (exp (cbrt (pow (cos y) 2)))
  (cbrt (pow (cbrt (cos y)) 4))
  (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 (cbrt (pow (cos y) 2)) 3)
  (sqrt (cbrt (pow (cos y) 2)))
  (sqrt (cbrt (pow (cos y) 2)))
  (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)))
  (pow (cbrt (cos y)) 3)
  (sqrt (cbrt (cos y)))
  (sqrt (cbrt (cos y)))
  (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 (cbrt (cos y)) 4)
  (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)
  (* (* 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))
  (* (cos y) (pow (* x (cbrt (pow (cos y) 2))) 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 (cbrt (pow (cos y) 2))) (cbrt (cos y))) 3)
  (sqrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (sqrt (* (* x (cbrt (pow (cos y) 2))) (cbrt (cos y))))
  (* (cbrt (pow (cos y) 2/3)) (* x (cbrt (pow (cos y) 2))))
  (* (* 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 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- (+ (* 1/3 (pow y 4)) 1) (pow y 2))
  (pow (cos y) 2)
  (pow (cos y) 2)
  x
  (* x (cos y))
  (* x (cos y))
5.707 * * * [progress]: adding candidates to table
5.930 * * [progress]: iteration 4 / 4
5.931 * * * [progress]: picking best candidate
5.952 * * * * [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))))>
5.952 * * * [progress]: localizing error
5.976 * * * [progress]: generating rewritten candidates
5.976 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 2 1 2)
5.978 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 2)
5.983 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2)
5.984 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 2 1 2 1)
5.986 * * * [progress]: generating series expansions
5.986 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 2 1 2)
5.986 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
5.986 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
5.986 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
5.986 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
5.986 * [taylor]: Taking taylor expansion of 1/3 in y
5.986 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
5.986 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
5.986 * [taylor]: Taking taylor expansion of (cos y) in y
5.986 * [taylor]: Taking taylor expansion of y in y
5.992 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
5.992 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
5.992 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
5.992 * [taylor]: Taking taylor expansion of 1/3 in y
5.992 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
5.992 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
5.992 * [taylor]: Taking taylor expansion of (cos y) in y
5.992 * [taylor]: Taking taylor expansion of y in y
6.063 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
6.063 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
6.063 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
6.063 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
6.063 * [taylor]: Taking taylor expansion of 1/3 in y
6.064 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
6.064 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
6.064 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.064 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.064 * [taylor]: Taking taylor expansion of y in y
6.064 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
6.064 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
6.064 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
6.064 * [taylor]: Taking taylor expansion of 1/3 in y
6.064 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
6.064 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
6.064 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.064 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.064 * [taylor]: Taking taylor expansion of y in y
6.104 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
6.104 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
6.104 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
6.104 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
6.104 * [taylor]: Taking taylor expansion of 1/3 in y
6.104 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
6.104 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
6.104 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.104 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.104 * [taylor]: Taking taylor expansion of -1 in y
6.104 * [taylor]: Taking taylor expansion of y in y
6.104 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
6.105 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
6.105 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
6.105 * [taylor]: Taking taylor expansion of 1/3 in y
6.105 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
6.105 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
6.105 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.105 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.105 * [taylor]: Taking taylor expansion of -1 in y
6.105 * [taylor]: Taking taylor expansion of y in y
6.150 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 2)
6.150 * [approximate]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in (y) around 0
6.150 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
6.150 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
6.150 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
6.150 * [taylor]: Taking taylor expansion of 1/3 in y
6.150 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
6.150 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
6.150 * [taylor]: Taking taylor expansion of (cos y) in y
6.150 * [taylor]: Taking taylor expansion of y in y
6.156 * [taylor]: Taking taylor expansion of (pow (pow (cos y) 2) 1/3) in y
6.156 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos y) 2)))) in y
6.156 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos y) 2))) in y
6.156 * [taylor]: Taking taylor expansion of 1/3 in y
6.156 * [taylor]: Taking taylor expansion of (log (pow (cos y) 2)) in y
6.156 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
6.156 * [taylor]: Taking taylor expansion of (cos y) in y
6.156 * [taylor]: Taking taylor expansion of y in y
6.226 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in (y) around 0
6.226 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
6.226 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
6.226 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
6.226 * [taylor]: Taking taylor expansion of 1/3 in y
6.226 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
6.226 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
6.226 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.226 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.226 * [taylor]: Taking taylor expansion of y in y
6.227 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ 1 y)) 2) 1/3) in y
6.227 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ 1 y)) 2)))) in y
6.227 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ 1 y)) 2))) in y
6.227 * [taylor]: Taking taylor expansion of 1/3 in y
6.227 * [taylor]: Taking taylor expansion of (log (pow (cos (/ 1 y)) 2)) in y
6.227 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
6.227 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.227 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.227 * [taylor]: Taking taylor expansion of y in y
6.266 * [approximate]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in (y) around 0
6.266 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
6.266 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
6.266 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
6.266 * [taylor]: Taking taylor expansion of 1/3 in y
6.266 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
6.266 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
6.267 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.267 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.267 * [taylor]: Taking taylor expansion of -1 in y
6.267 * [taylor]: Taking taylor expansion of y in y
6.267 * [taylor]: Taking taylor expansion of (pow (pow (cos (/ -1 y)) 2) 1/3) in y
6.267 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (pow (cos (/ -1 y)) 2)))) in y
6.267 * [taylor]: Taking taylor expansion of (* 1/3 (log (pow (cos (/ -1 y)) 2))) in y
6.267 * [taylor]: Taking taylor expansion of 1/3 in y
6.267 * [taylor]: Taking taylor expansion of (log (pow (cos (/ -1 y)) 2)) in y
6.267 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
6.267 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.267 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.267 * [taylor]: Taking taylor expansion of -1 in y
6.267 * [taylor]: Taking taylor expansion of y in y
6.311 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 2)
6.311 * [approximate]: Taking taylor expansion of (pow (cos y) 1/3) in (y) around 0
6.312 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
6.312 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
6.312 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
6.312 * [taylor]: Taking taylor expansion of 1/3 in y
6.312 * [taylor]: Taking taylor expansion of (log (cos y)) in y
6.312 * [taylor]: Taking taylor expansion of (cos y) in y
6.312 * [taylor]: Taking taylor expansion of y in y
6.316 * [taylor]: Taking taylor expansion of (pow (cos y) 1/3) in y
6.316 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos y)))) in y
6.316 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos y))) in y
6.316 * [taylor]: Taking taylor expansion of 1/3 in y
6.316 * [taylor]: Taking taylor expansion of (log (cos y)) in y
6.316 * [taylor]: Taking taylor expansion of (cos y) in y
6.316 * [taylor]: Taking taylor expansion of y in y
6.338 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in (y) around 0
6.338 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
6.338 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
6.338 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
6.338 * [taylor]: Taking taylor expansion of 1/3 in y
6.338 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
6.338 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.338 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.338 * [taylor]: Taking taylor expansion of y in y
6.338 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 1/3) in y
6.338 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ 1 y))))) in y
6.338 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ 1 y)))) in y
6.338 * [taylor]: Taking taylor expansion of 1/3 in y
6.338 * [taylor]: Taking taylor expansion of (log (cos (/ 1 y))) in y
6.338 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.338 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.338 * [taylor]: Taking taylor expansion of y in y
6.377 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in (y) around 0
6.377 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
6.377 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
6.377 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
6.377 * [taylor]: Taking taylor expansion of 1/3 in y
6.377 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
6.377 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.377 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.377 * [taylor]: Taking taylor expansion of -1 in y
6.377 * [taylor]: Taking taylor expansion of y in y
6.377 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 1/3) in y
6.377 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (cos (/ -1 y))))) in y
6.377 * [taylor]: Taking taylor expansion of (* 1/3 (log (cos (/ -1 y)))) in y
6.377 * [taylor]: Taking taylor expansion of 1/3 in y
6.377 * [taylor]: Taking taylor expansion of (log (cos (/ -1 y))) in y
6.377 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.377 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.378 * [taylor]: Taking taylor expansion of -1 in y
6.378 * [taylor]: Taking taylor expansion of y in y
6.410 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 2 1 2 1)
6.410 * [approximate]: Taking taylor expansion of (pow (cos y) 2) in (y) around 0
6.410 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
6.410 * [taylor]: Taking taylor expansion of (cos y) in y
6.410 * [taylor]: Taking taylor expansion of y in y
6.410 * [taylor]: Taking taylor expansion of (pow (cos y) 2) in y
6.410 * [taylor]: Taking taylor expansion of (cos y) in y
6.410 * [taylor]: Taking taylor expansion of y in y
6.416 * [approximate]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in (y) around 0
6.416 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
6.416 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.416 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.416 * [taylor]: Taking taylor expansion of y in y
6.417 * [taylor]: Taking taylor expansion of (pow (cos (/ 1 y)) 2) in y
6.417 * [taylor]: Taking taylor expansion of (cos (/ 1 y)) in y
6.417 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.417 * [taylor]: Taking taylor expansion of y in y
6.422 * [approximate]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in (y) around 0
6.422 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
6.422 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.422 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.422 * [taylor]: Taking taylor expansion of -1 in y
6.422 * [taylor]: Taking taylor expansion of y in y
6.422 * [taylor]: Taking taylor expansion of (pow (cos (/ -1 y)) 2) in y
6.422 * [taylor]: Taking taylor expansion of (cos (/ -1 y)) in y
6.422 * [taylor]: Taking taylor expansion of (/ -1 y) in y
6.422 * [taylor]: Taking taylor expansion of -1 in y
6.422 * [taylor]: Taking taylor expansion of y in y
6.427 * * * [progress]: simplifying candidates
6.428 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (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)))
  (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)))))
  (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)))
  (* (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)
6.430 * * [simplify]: iteration  0 :  86  enodes  (cost  585 )
6.446 * * [simplify]: iteration  1 :  164  enodes  (cost  539 )
6.492 * * [simplify]: iteration  2 :  527  enodes  (cost  419 )
6.738 * * [simplify]: iteration  3 :  1719  enodes  (cost  382 )
7.902 * * [simplify]: iteration  done :  5001  enodes  (cost  382 )
7.902 * [simplify]: Simplified to:
   (* 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)))
  (* 2/3 (log (cos y)))
  (exp (cbrt (pow (cos y) 2)))
  (cbrt (pow (pow (cos y) 2) 2/3))
  (cbrt (cbrt (pow (cos y) 2)))
  (* (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)))
  (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)))
  (/ (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 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
  (- 1 (+ (* 1/3 (pow y 2)) (* 1/405 (pow y 6))))
  (cbrt (pow (cos y) 2))
  (cbrt (pow (cos y) 2))
  (- 1 (+ (* 1/6 (pow y 2)) (* 1/72 (pow y 4))))
  (cbrt (cos y))
  (cbrt (cos y))
  (- (+ (* 1/3 (pow y 4)) 1) (pow y 2))
  (pow (cos y) 2)
  (pow (cos y) 2)
7.903 * * * [progress]: adding candidates to table
8.124 * [progress]: [Phase 3 of 3] Extracting.
8.124 * * [regime]: Finding splitpoints for: (#<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 (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (cbrt (* (cos y) (pow (* x (cbrt (pow (cos y) 2))) 3))) (* z (sin y))))> #<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 (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<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 (cos y)) (cbrt (pow (* z (sin y)) 3))))>)
8.126 * * * [regime-changes]: Trying 3 branch expressions: (z y x)
8.126 * * * * [regimes]: Trying to branch on z from (#<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 (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (cbrt (* (cos y) (pow (* x (cbrt (pow (cos y) 2))) 3))) (* z (sin y))))> #<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 (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<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 (cos y)) (cbrt (pow (* z (sin y)) 3))))>)
8.162 * * * * [regimes]: Trying to branch on y from (#<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 (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (cbrt (* (cos y) (pow (* x (cbrt (pow (cos y) 2))) 3))) (* z (sin y))))> #<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 (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<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 (cos y)) (cbrt (pow (* z (sin y)) 3))))>)
8.198 * * * * [regimes]: Trying to branch on x from (#<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 (* (cbrt (sin y)) (cbrt (sin y)))) (cbrt (sin y)))))> #<alt (λ (x y z) (- (cbrt (* (cos y) (pow (* x (cbrt (pow (cos y) 2))) 3))) (* z (sin y))))> #<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 (cos y)) (* (* z (sqrt (sin y))) (sqrt (sin y)))))> #<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 (cos y)) (cbrt (pow (* z (sin y)) 3))))>)
8.234 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
8.234 * [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)))
8.235 * * [simplify]: iteration  0 :  18  enodes  (cost  25 )
8.235 * * [simplify]: iteration  1 :  22  enodes  (cost  25 )
8.236 * * [simplify]: iteration  done :  22  enodes  (cost  25 )
8.236 * [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)))
10.325 * [regime-testing]: Baseline error score: 0.27104420195134954
10.325 * [regime-testing]: Oracle error score: 0.06188273534191774
10.327 * [regime-testing]: End program error score: 0.27104420195134954