0.814 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.985 * * * [progress]: [2/2] Setting up program.
0.990 * [progress]: [Phase 2 of 3] Improving.
0.992 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (acos (pow (fmod (cosh a) (* a a)) (log1p a)))
0.995 * * [simplify]: iteration  0 :  7  enodes  (cost  10 )
0.999 * * [simplify]: iteration  1 :  16  enodes  (cost  10 )
1.001 * * [simplify]: iteration  2 :  24  enodes  (cost  10 )
1.005 * * [simplify]: iteration  3 :  44  enodes  (cost  10 )
1.012 * * [simplify]: iteration  4 :  85  enodes  (cost  10 )
1.037 * * [simplify]: iteration  5 :  199  enodes  (cost  10 )
1.136 * * [simplify]: iteration  6 :  523  enodes  (cost  10 )
1.787 * * [simplify]: iteration  7 :  1893  enodes  (cost  10 )
4.157 * * [simplify]: iteration  done :  5000  enodes  (cost  10 )
4.158 * [simplify]: Simplified to:
   (acos (pow (fmod (cosh a) (* a a)) (log1p a)))
4.159 * * [progress]: iteration 1 / 4
4.159 * * * [progress]: picking best candidate
4.162 * * * * [pick]: Picked  #<alt (λ (a) (acos (pow (fmod (cosh a) (* a a)) (log1p a))))>
4.162 * * * [progress]: localizing error
4.174 * * * [progress]: generating rewritten candidates
4.174 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1)
4.175 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
4.177 * * * [progress]: generating series expansions
4.177 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1)
4.181 * [approximate]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in (a) around 0
4.182 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
4.184 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
4.185 * [approximate]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in (a) around 0
4.185 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
4.185 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
4.186 * [approximate]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in (a) around 0
4.186 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
4.186 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
4.187 * * * * [progress]: [ 2 / 2 ] generating series at (2)
4.187 * [approximate]: Taking taylor expansion of (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) in (a) around 0
4.187 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
4.187 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
4.188 * [approximate]: Taking taylor expansion of (acos (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in (a) around 0
4.188 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
4.188 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
4.189 * [approximate]: Taking taylor expansion of (acos (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in (a) around 0
4.189 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
4.189 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
4.190 * * * [progress]: simplifying candidates
4.190 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (* (* (fmod (cosh a) (* a a)) (fmod (cosh a) (* a a))) (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (/ PI 2)
  (asin (pow (fmod (cosh a) (* a a)) (log1p a)))
  (log (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (exp (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (* (cbrt (acos (pow (fmod (cosh a) (* a a)) (log1p a)))) (cbrt (acos (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (cbrt (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (* (* (acos (pow (fmod (cosh a) (* a a)) (log1p a))) (acos (pow (fmod (cosh a) (* a a)) (log1p a)))) (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (sqrt (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (sqrt (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
4.192 * * [simplify]: iteration  0 :  29  enodes  (cost  241 )
4.203 * * [simplify]: iteration  1 :  45  enodes  (cost  241 )
4.209 * * [simplify]: iteration  2 :  63  enodes  (cost  209 )
4.216 * * [simplify]: iteration  3 :  92  enodes  (cost  209 )
4.227 * * [simplify]: iteration  4 :  144  enodes  (cost  209 )
4.263 * * [simplify]: iteration  5 :  278  enodes  (cost  209 )
4.381 * * [simplify]: iteration  6 :  711  enodes  (cost  209 )
5.199 * * [simplify]: iteration  7 :  2499  enodes  (cost  209 )
8.894 * * [simplify]: iteration  done :  5001  enodes  (cost  209 )
8.894 * [simplify]: Simplified to:
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (pow (fmod (cosh a) (pow a 2)) 3)
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (/ PI 2)
  (asin (pow (fmod (cosh a) (* a a)) (log1p a)))
  (log (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (exp (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (* (cbrt (acos (pow (fmod (cosh a) (* a a)) (log1p a)))) (cbrt (acos (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (cbrt (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (pow (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) 3)
  (sqrt (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (sqrt (acos (pow (fmod (cosh a) (* a a)) (log1p a))))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
8.894 * * * [progress]: adding candidates to table
8.961 * * [progress]: iteration 2 / 4
8.961 * * * [progress]: picking best candidate
8.977 * * * * [pick]: Picked  #<alt (λ (a) (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))>
8.977 * * * [progress]: localizing error
8.989 * * * [progress]: generating rewritten candidates
8.989 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1 1 1)
8.989 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1)
8.990 * * * * [progress]: [ 3 / 3 ] rewriting at (2)
8.992 * * * [progress]: generating series expansions
8.992 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1 1 1)
8.992 * [approximate]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in (a) around 0
8.992 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
8.992 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
8.992 * [approximate]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in (a) around 0
8.992 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
8.992 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
8.993 * [approximate]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in (a) around 0
8.993 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
8.993 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
8.994 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1)
8.994 * [approximate]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in (a) around 0
8.994 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
8.994 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
8.994 * [approximate]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in (a) around 0
8.994 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
8.995 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
8.995 * [approximate]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in (a) around 0
8.995 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
8.995 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
8.996 * * * * [progress]: [ 3 / 3 ] generating series at (2)
8.996 * [approximate]: Taking taylor expansion of (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) in (a) around 0
8.996 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
8.996 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
8.997 * [approximate]: Taking taylor expansion of (acos (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in (a) around 0
8.997 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
8.997 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
8.998 * [approximate]: Taking taylor expansion of (acos (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in (a) around 0
8.998 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
8.998 * [taylor]: Taking taylor expansion of (acos (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
8.999 * * * [progress]: simplifying candidates
8.999 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (* (* (fmod (cosh a) (* a a)) (fmod (cosh a) (* a a))) (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (log (* (cbrt (exp (fmod (cosh a) (* a a)))) (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (cbrt (exp (fmod (cosh a) (* a a)))))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log 1)
  (log (exp (fmod (cosh a) (* a a))))
  (log (exp (fmod (cosh a) (* a a))))
  (log (exp (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))))
  (log (exp (sqrt (fmod (cosh a) (* a a)))))
  (log (exp 1))
  (log (log (exp (fmod (cosh a) (* a a)))))
  (exp (log (exp (fmod (cosh a) (* a a)))))
  (* (cbrt (log (exp (fmod (cosh a) (* a a))))) (cbrt (log (exp (fmod (cosh a) (* a a))))))
  (cbrt (log (exp (fmod (cosh a) (* a a)))))
  (* (* (log (exp (fmod (cosh a) (* a a)))) (log (exp (fmod (cosh a) (* a a))))) (log (exp (fmod (cosh a) (* a a)))))
  (sqrt (log (exp (fmod (cosh a) (* a a)))))
  (sqrt (log (exp (fmod (cosh a) (* a a)))))
  (/ PI 2)
  (asin (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
  (log (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))
  (exp (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))
  (* (cbrt (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))) (cbrt (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))))
  (cbrt (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))
  (* (* (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))) (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))) (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))
  (sqrt (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))
  (sqrt (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
9.001 * * [simplify]: iteration  0 :  51  enodes  (cost  463 )
9.009 * * [simplify]: iteration  1 :  73  enodes  (cost  410 )
9.019 * * [simplify]: iteration  2 :  95  enodes  (cost  359 )
9.029 * * [simplify]: iteration  3 :  139  enodes  (cost  359 )
9.047 * * [simplify]: iteration  4 :  231  enodes  (cost  359 )
9.103 * * [simplify]: iteration  5 :  483  enodes  (cost  359 )
9.336 * * [simplify]: iteration  6 :  1346  enodes  (cost  359 )
11.097 * * [simplify]: iteration  7 :  4991  enodes  (cost  359 )
12.428 * * [simplify]: iteration  done :  5000  enodes  (cost  359 )
12.429 * [simplify]: Simplified to:
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (pow (fmod (cosh a) (* a a)) 3)
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (* 2 (log (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (cbrt (exp (fmod (cosh a) (* a a)))))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  0
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (sqrt (fmod (cosh a) (* a a)))
  1
  (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (pow (fmod (cosh a) (* a a)) 3)
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (/ PI 2)
  (asin (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (log (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (exp (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (* (cbrt (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))) (cbrt (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))))
  (cbrt (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (pow (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))) 3)
  (sqrt (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (sqrt (acos (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
12.429 * * * [progress]: adding candidates to table
12.554 * * [progress]: iteration 3 / 4
12.554 * * * [progress]: picking best candidate
12.570 * * * * [pick]: Picked  #<alt (λ (a) (acos (pow (+ (log (sqrt (exp (fmod (cosh a) (* a a))))) (log (sqrt (exp (fmod (cosh a) (* a a)))))) (log1p a))))>
12.570 * * * [progress]: localizing error
12.586 * * * [progress]: generating rewritten candidates
12.586 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 2 1 1 1)
12.586 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1 1 1 1)
12.586 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2)
12.588 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 1)
12.592 * * * [progress]: generating series expansions
12.592 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 2 1 1 1)
12.592 * [approximate]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in (a) around 0
12.592 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.592 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.592 * [approximate]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in (a) around 0
12.592 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.593 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.593 * [approximate]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in (a) around 0
12.593 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.593 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.594 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1 1 1 1)
12.594 * [approximate]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in (a) around 0
12.594 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.594 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.594 * [approximate]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in (a) around 0
12.594 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.594 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.595 * [approximate]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in (a) around 0
12.595 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.595 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.595 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2)
12.596 * [approximate]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh a) (pow a 2))))) in (a) around 0
12.596 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh a) (pow a 2))))) in a
12.596 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh a) (pow a 2)))) in a
12.596 * [taylor]: Taking taylor expansion of (exp (fmod (cosh a) (pow a 2))) in a
12.596 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.598 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh a) (pow a 2))))) in a
12.598 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh a) (pow a 2)))) in a
12.598 * [taylor]: Taking taylor expansion of (exp (fmod (cosh a) (pow a 2))) in a
12.598 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.631 * [approximate]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))))) in (a) around 0
12.631 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))))) in a
12.631 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))))) in a
12.631 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))) in a
12.631 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.632 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))))) in a
12.632 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))))) in a
12.632 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))) in a
12.632 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.666 * [approximate]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))))) in (a) around 0
12.666 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))))) in a
12.666 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))))) in a
12.666 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))) in a
12.666 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.667 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))))) in a
12.668 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))))) in a
12.668 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))) in a
12.668 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.705 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 1)
12.705 * [approximate]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh a) (pow a 2))))) in (a) around 0
12.705 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh a) (pow a 2))))) in a
12.705 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh a) (pow a 2)))) in a
12.705 * [taylor]: Taking taylor expansion of (exp (fmod (cosh a) (pow a 2))) in a
12.705 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.706 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh a) (pow a 2))))) in a
12.706 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh a) (pow a 2)))) in a
12.706 * [taylor]: Taking taylor expansion of (exp (fmod (cosh a) (pow a 2))) in a
12.706 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
12.738 * [approximate]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))))) in (a) around 0
12.738 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))))) in a
12.738 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))))) in a
12.738 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))) in a
12.738 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.739 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))))) in a
12.739 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))))) in a
12.739 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ 1 a)) (/ 1 (pow a 2)))) in a
12.739 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
12.777 * [approximate]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))))) in (a) around 0
12.777 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))))) in a
12.777 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))))) in a
12.777 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))) in a
12.777 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.779 * [taylor]: Taking taylor expansion of (log (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))))) in a
12.779 * [taylor]: Taking taylor expansion of (sqrt (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))))) in a
12.779 * [taylor]: Taking taylor expansion of (exp (fmod (cosh (/ -1 a)) (/ 1 (pow a 2)))) in a
12.779 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
12.814 * * * [progress]: simplifying candidates
12.815 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (* (* (fmod (cosh a) (* a a)) (fmod (cosh a) (* a a))) (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (* (* (fmod (cosh a) (* a a)) (fmod (cosh a) (* a a))) (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (log (* (cbrt (sqrt (exp (fmod (cosh a) (* a a))))) (cbrt (sqrt (exp (fmod (cosh a) (* a a)))))))
  (log (cbrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (* (cbrt (exp (fmod (cosh a) (* a a)))) (cbrt (exp (fmod (cosh a) (* a a)))))))
  (log (sqrt (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt 1))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log 1)
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (exp (fmod (cosh a) (* a a))))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (exp (fmod (cosh a) (* a a))))
  (log (exp (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))))
  (log (exp (sqrt (fmod (cosh a) (* a a)))))
  (log (exp 1))
  (log (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (exp (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (* (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))) (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))))
  (cbrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (* (* (log (sqrt (exp (fmod (cosh a) (* a a))))) (log (sqrt (exp (fmod (cosh a) (* a a)))))) (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (* (cbrt (sqrt (exp (fmod (cosh a) (* a a))))) (cbrt (sqrt (exp (fmod (cosh a) (* a a)))))))
  (log (cbrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (* (cbrt (exp (fmod (cosh a) (* a a)))) (cbrt (exp (fmod (cosh a) (* a a)))))))
  (log (sqrt (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt 1))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log 1)
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (exp (fmod (cosh a) (* a a))))
  (log (sqrt (exp (fmod (cosh a) (* a a)))))
  (log (exp (fmod (cosh a) (* a a))))
  (log (exp (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))))
  (log (exp (sqrt (fmod (cosh a) (* a a)))))
  (log (exp 1))
  (log (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (exp (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (* (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))) (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))))
  (cbrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (* (* (log (sqrt (exp (fmod (cosh a) (* a a))))) (log (sqrt (exp (fmod (cosh a) (* a a)))))) (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
12.818 * * [simplify]: iteration  0 :  49  enodes  (cost  782 )
12.826 * * [simplify]: iteration  1 :  66  enodes  (cost  736 )
12.833 * * [simplify]: iteration  2 :  83  enodes  (cost  660 )
12.845 * * [simplify]: iteration  3 :  109  enodes  (cost  660 )
12.859 * * [simplify]: iteration  4 :  164  enodes  (cost  660 )
12.882 * * [simplify]: iteration  5 :  307  enodes  (cost  660 )
12.983 * * [simplify]: iteration  6 :  827  enodes  (cost  660 )
13.792 * * [simplify]: iteration  7 :  2894  enodes  (cost  660 )
15.825 * * [simplify]: iteration  done :  5001  enodes  (cost  660 )
15.825 * [simplify]: Simplified to:
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (pow (fmod (cosh a) (pow a 2)) 3)
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (pow (fmod (cosh a) (pow a 2)) 3)
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (* 2 (log (cbrt (sqrt (exp (fmod (cosh a) (* a a)))))))
  (log (cbrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (fabs (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log 1)
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  0
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (fmod (cosh a) (pow a 2))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (fmod (cosh a) (pow a 2))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (sqrt (fmod (cosh a) (* a a)))
  1
  (log (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (exp (fmod (cosh a) (pow a 2))))
  (* (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))) (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))))
  (cbrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (pow (log (sqrt (exp (fmod (cosh a) (pow a 2))))) 3)
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (* 2 (log (cbrt (sqrt (exp (fmod (cosh a) (* a a)))))))
  (log (cbrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (fabs (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (cbrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log 1)
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  (log (sqrt (sqrt (exp (fmod (cosh a) (* a a))))))
  0
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (fmod (cosh a) (pow a 2))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (fmod (cosh a) (pow a 2))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (sqrt (fmod (cosh a) (* a a)))
  1
  (log (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (exp (fmod (cosh a) (pow a 2))))
  (* (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))) (cbrt (log (sqrt (exp (fmod (cosh a) (* a a)))))))
  (cbrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (pow (log (sqrt (exp (fmod (cosh a) (pow a 2))))) 3)
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (sqrt (log (sqrt (exp (fmod (cosh a) (* a a))))))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
  (log (sqrt (exp (fmod (cosh a) (pow a 2)))))
15.826 * * * [progress]: adding candidates to table
16.110 * * [progress]: iteration 4 / 4
16.110 * * * [progress]: picking best candidate
16.120 * * * * [pick]: Picked  #<alt (λ (a) (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))>
16.121 * * * [progress]: localizing error
16.135 * * * [progress]: generating rewritten candidates
16.135 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 1 1)
16.135 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
16.146 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
16.147 * * * [progress]: generating series expansions
16.147 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 1 1)
16.147 * [approximate]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in (a) around 0
16.147 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
16.148 * [taylor]: Taking taylor expansion of (fmod (cosh a) (pow a 2)) in a
16.148 * [approximate]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in (a) around 0
16.148 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
16.148 * [taylor]: Taking taylor expansion of (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) in a
16.149 * [approximate]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in (a) around 0
16.149 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
16.149 * [taylor]: Taking taylor expansion of (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) in a
16.149 * * * * [progress]: [ 2 / 3 ] generating series at (2)
16.150 * [approximate]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a)))) in (a) around 0
16.151 * [taylor]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a)))) in a
16.151 * [taylor]: Taking taylor expansion of (* 1/2 PI) in a
16.151 * [taylor]: Taking taylor expansion of 1/2 in a
16.151 * [taylor]: Taking taylor expansion of PI in a
16.151 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
16.151 * [taylor]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a)))) in a
16.151 * [taylor]: Taking taylor expansion of (* 1/2 PI) in a
16.151 * [taylor]: Taking taylor expansion of 1/2 in a
16.151 * [taylor]: Taking taylor expansion of PI in a
16.151 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
16.161 * [approximate]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a))))) in (a) around 0
16.161 * [taylor]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a))))) in a
16.161 * [taylor]: Taking taylor expansion of (* 1/2 PI) in a
16.161 * [taylor]: Taking taylor expansion of 1/2 in a
16.161 * [taylor]: Taking taylor expansion of PI in a
16.161 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
16.161 * [taylor]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a))))) in a
16.161 * [taylor]: Taking taylor expansion of (* 1/2 PI) in a
16.161 * [taylor]: Taking taylor expansion of 1/2 in a
16.161 * [taylor]: Taking taylor expansion of PI in a
16.161 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
16.170 * [approximate]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a))))) in (a) around 0
16.170 * [taylor]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a))))) in a
16.170 * [taylor]: Taking taylor expansion of (* 1/2 PI) in a
16.170 * [taylor]: Taking taylor expansion of 1/2 in a
16.170 * [taylor]: Taking taylor expansion of PI in a
16.170 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
16.171 * [taylor]: Taking taylor expansion of (- (* 1/2 PI) (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a))))) in a
16.171 * [taylor]: Taking taylor expansion of (* 1/2 PI) in a
16.171 * [taylor]: Taking taylor expansion of 1/2 in a
16.171 * [taylor]: Taking taylor expansion of PI in a
16.171 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
16.179 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
16.180 * [approximate]: Taking taylor expansion of (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))) in (a) around 0
16.180 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
16.180 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))) in a
16.181 * [approximate]: Taking taylor expansion of (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in (a) around 0
16.181 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
16.181 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ 1 a)) (/ 1 (pow a 2))) (log1p (/ 1 a)))) in a
16.182 * [approximate]: Taking taylor expansion of (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in (a) around 0
16.182 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
16.182 * [taylor]: Taking taylor expansion of (asin (pow (fmod (cosh (/ -1 a)) (/ 1 (pow a 2))) (log1p (/ -1 a)))) in a
16.182 * * * [progress]: simplifying candidates
16.183 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (* (* (fmod (cosh a) (* a a)) (fmod (cosh a) (* a a))) (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (/ (exp (/ PI 2)) (exp (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (log (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (exp (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (* (cbrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (cbrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))
  (cbrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (* (* (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (sqrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (sqrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (pow (/ PI 2) 3) (pow (asin (pow (fmod (cosh a) (* a a)) (log1p a))) 3))
  (+ (* (/ PI 2) (/ PI 2)) (+ (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (* (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))
  (- (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (- (* (/ PI 2) (/ PI 2)) (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (+ (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (+ (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (+ (/ (sqrt PI) (sqrt 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (/ (sqrt PI) (sqrt 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (- (/ PI 2) (/ PI 2))
  (- (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (/ PI 2)
  (acos (pow (fmod (cosh a) (* a a)) (log1p a)))
  (log (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (exp (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (* (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (* (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (fmod (cosh a) (pow a 2))
  (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (asin (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (asin (pow (fmod (cosh a) (pow a 2)) (log1p a)))
  (asin (pow (fmod (cosh a) (pow a 2)) (log1p a)))
16.185 * * [simplify]: iteration  0 :  62  enodes  (cost  663 )
16.195 * * [simplify]: iteration  1 :  123  enodes  (cost  625 )
16.217 * * [simplify]: iteration  2 :  216  enodes  (cost  585 )
16.248 * * [simplify]: iteration  3 :  365  enodes  (cost  581 )
16.320 * * [simplify]: iteration  4 :  737  enodes  (cost  581 )
16.570 * * [simplify]: iteration  5 :  1783  enodes  (cost  581 )
17.482 * * [simplify]: iteration  done :  5001  enodes  (cost  581 )
17.482 * [simplify]: Simplified to:
   (log (fmod (cosh a) (* a a)))
  (exp (fmod (cosh a) (* a a)))
  (* (cbrt (fmod (cosh a) (* a a))) (cbrt (fmod (cosh a) (* a a))))
  (cbrt (fmod (cosh a) (* a a)))
  (pow (fmod (cosh a) (* a a)) 3)
  (sqrt (fmod (cosh a) (* a a)))
  (sqrt (fmod (cosh a) (* a a)))
  (exp (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (log (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (exp (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (* (cbrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (cbrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))
  (cbrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (pow (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) 3)
  (sqrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (sqrt (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (pow (/ PI 2) 3) (pow (asin (pow (fmod (cosh a) (* a a)) (log1p a))) 3))
  (+ (/ (* PI PI) 4) (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (+ (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))
  (- (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (- (/ (* PI PI) 4) (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (+ (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (+ (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (+ (/ (sqrt PI) (sqrt 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (/ (sqrt PI) (sqrt 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (- (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  0
  (- (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (/ PI 2)
  (acos (pow (fmod (cosh a) (* a a)) (log1p a)))
  (log (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (exp (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (* (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))
  (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (pow (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))) 3)
  (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (fmod (cosh a) (* a a))
  (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (- (* 1/2 PI) (asin (pow (fmod (cosh a) (pow a 2)) (log1p a))))
  (asin (pow (fmod (cosh a) (* a a)) (log1p a)))
  (asin (pow (fmod (cosh a) (* a a)) (log1p a)))
  (asin (pow (fmod (cosh a) (* a a)) (log1p a)))
17.483 * * * [progress]: adding candidates to table
17.607 * [progress]: [Phase 3 of 3] Extracting.
17.607 * * [regime]: Finding splitpoints for: (#<alt (λ (a) (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))> #<alt (λ (a) (/ (- (/ (* PI PI) 4) (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (+ (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))> #<alt (λ (a) (- (/ PI 2) (* (* (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (* (+ (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (- (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (- (/ PI 2) (* (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (acos (pow (+ (* (/ (sqrt (fmod (cosh a) (* a a))) 2) (sqrt (fmod (cosh a) (* a a)))) (log (sqrt (exp (fmod (cosh a) (* a a)))))) (log1p a))))>)
17.610 * * * [regime-changes]: Trying 2 branch expressions: ((pow (fmod (cosh a) (* a a)) (log1p a)) a)
17.610 * * * * [regimes]: Trying to branch on (pow (fmod (cosh a) (* a a)) (log1p a)) from (#<alt (λ (a) (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))> #<alt (λ (a) (/ (- (/ (* PI PI) 4) (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (+ (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))> #<alt (λ (a) (- (/ PI 2) (* (* (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (* (+ (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (- (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (- (/ PI 2) (* (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (acos (pow (+ (* (/ (sqrt (fmod (cosh a) (* a a))) 2) (sqrt (fmod (cosh a) (* a a)))) (log (sqrt (exp (fmod (cosh a) (* a a)))))) (log1p a))))>)
17.651 * * * * [regimes]: Trying to branch on a from (#<alt (λ (a) (acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a))))> #<alt (λ (a) (/ (- (/ (* PI PI) 4) (* (asin (pow (fmod (cosh a) (* a a)) (log1p a))) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (+ (/ PI 2) (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))> #<alt (λ (a) (- (/ PI 2) (* (* (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (cbrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (* (+ (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))) (- (sqrt (/ PI 2)) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (- (/ PI 2) (* (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))))))> #<alt (λ (a) (acos (pow (+ (* (/ (sqrt (fmod (cosh a) (* a a))) 2) (sqrt (fmod (cosh a) (* a a)))) (log (sqrt (exp (fmod (cosh a) (* a a)))))) (log1p a))))>)
17.684 * * * [regime]: Found split indices: #<option (#s(si 4 255))>
17.685 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ PI 2) (* (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))
17.685 * * [simplify]: iteration  0 :  13  enodes  (cost  27 )
17.686 * * [simplify]: iteration  done :  13  enodes  (cost  27 )
17.686 * [simplify]: Simplified to:
   (- (/ PI 2) (* (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a)))) (sqrt (asin (pow (fmod (cosh a) (* a a)) (log1p a))))))
41.000 * [regime-testing]: Baseline error score: 59.460744346555074
41.001 * [regime-testing]: Oracle error score: 59.39851627975828
41.003 * [regime-testing]: End program error score: 59.460744346555074