6.717 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.136 * * * [progress]: [2/2] Setting up program.
0.138 * [progress]: [Phase 2 of 3] Improving.
0.138 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (- 1.0 (cos x)) (sin x))
0.139 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.140 * * [simplify]: iteration  1 :  11  enodes  (cost  7 )
0.141 * * [simplify]: iteration  2 :  14  enodes  (cost  7 )
0.143 * * [simplify]: iteration  3 :  16  enodes  (cost  7 )
0.144 * * [simplify]: iteration  done :  16  enodes  (cost  7 )
0.144 * [simplify]: Simplified to:
   (/ (- 1.0 (cos x)) (sin x))
0.145 * * [progress]: iteration 1 / 4
0.145 * * * [progress]: picking best candidate
0.146 * * * * [pick]: Picked  #<alt (λ (x) (/ (- 1.0 (cos x)) (sin x)))>
0.146 * * * [progress]: localizing error
0.154 * * * [progress]: generating rewritten candidates
0.154 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.157 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.166 * * * [progress]: generating series expansions
0.166 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.166 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
0.166 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.166 * [taylor]: Taking taylor expansion of 1.0 in x
0.166 * [taylor]: Taking taylor expansion of (cos x) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.166 * [taylor]: Taking taylor expansion of 1.0 in x
0.166 * [taylor]: Taking taylor expansion of (cos x) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.177 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
0.178 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.178 * [taylor]: Taking taylor expansion of 1.0 in x
0.178 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.178 * [taylor]: Taking taylor expansion of 1.0 in x
0.178 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.181 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
0.181 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.181 * [taylor]: Taking taylor expansion of 1.0 in x
0.181 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.181 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.181 * [taylor]: Taking taylor expansion of -1 in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.182 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.182 * [taylor]: Taking taylor expansion of 1.0 in x
0.182 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.182 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.182 * [taylor]: Taking taylor expansion of -1 in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.185 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.185 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in (x) around 0
0.185 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
0.185 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.185 * [taylor]: Taking taylor expansion of 1.0 in x
0.185 * [taylor]: Taking taylor expansion of (cos x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of (sin x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
0.188 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.188 * [taylor]: Taking taylor expansion of 1.0 in x
0.188 * [taylor]: Taking taylor expansion of (cos x) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (sin x) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.213 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in (x) around 0
0.214 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
0.214 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.214 * [taylor]: Taking taylor expansion of 1.0 in x
0.214 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
0.215 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.215 * [taylor]: Taking taylor expansion of 1.0 in x
0.215 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.215 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
0.215 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.221 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in (x) around 0
0.221 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
0.221 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.221 * [taylor]: Taking taylor expansion of 1.0 in x
0.221 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.221 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.221 * [taylor]: Taking taylor expansion of -1 in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.221 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.221 * [taylor]: Taking taylor expansion of -1 in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.222 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
0.222 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.222 * [taylor]: Taking taylor expansion of 1.0 in x
0.222 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.222 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.222 * [taylor]: Taking taylor expansion of -1 in x
0.222 * [taylor]: Taking taylor expansion of x in x
0.222 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
0.222 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.222 * [taylor]: Taking taylor expansion of -1 in x
0.222 * [taylor]: Taking taylor expansion of x in x
0.227 * * * [progress]: simplifying candidates
0.228 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp 1.0) (exp (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (cbrt (- 1.0 (cos x)))
  (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (+ (sqrt 1.0) (sqrt (cos x)))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (- (log (- 1.0 (cos x))) (log (sin x)))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (/ (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x))) (* (* (sin x) (sin x)) (sin x)))
  (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))
  (cbrt (/ (- 1.0 (cos x)) (sin x)))
  (* (* (/ (- 1.0 (cos x)) (sin x)) (/ (- 1.0 (cos x)) (sin x))) (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (- (- 1.0 (cos x)))
  (- (sin x))
  (/ 1.0 (sin x))
  (/ (cos x) (sin x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) 1)
  (/ (cbrt (- 1.0 (cos x))) (sin x))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) 1)
  (/ (sqrt (- 1.0 (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (sin x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt (sin x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) 1)
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (sin x))
  (/ 1 (sin x))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (/ (- 1.0 (cos x)) 1)
  (/ (sin x) (cbrt (- 1.0 (cos x))))
  (/ (sin x) (sqrt (- 1.0 (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (sin x) (- (sqrt 1.0) (sqrt (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (* (sin x) (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))
  (* (sin x) (+ 1.0 (cos x)))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
0.231 * * [simplify]: iteration  0 :  106  enodes  (cost  665 )
0.250 * * [simplify]: iteration  1 :  235  enodes  (cost  645 )
0.305 * * [simplify]: iteration  2 :  579  enodes  (cost  609 )
0.546 * * [simplify]: iteration  3 :  2292  enodes  (cost  609 )
1.407 * * [simplify]: iteration  done :  5000  enodes  (cost  608 )
1.408 * [simplify]: Simplified to:
   (exp (- 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (cbrt (- 1.0 (cos x)))
  (pow (- 1.0 (cos x)) 3)
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (+ (sqrt (cos x)) (sqrt 1.0))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (pow (/ (- 1.0 (cos x)) (sin x)) 3)
  (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))
  (cbrt (/ (- 1.0 (cos x)) (sin x)))
  (pow (/ (- 1.0 (cos x)) (sin x)) 3)
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (- (cos x) 1.0)
  (- (sin x))
  (/ 1.0 (sin x))
  (/ (cos x) (sin x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt (sin x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (/ (cbrt (- 1.0 (cos x))) (sin x))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  1
  (/ (- 1.0 (cos x)) (sin x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt (sin x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (+ (sqrt (cos x)) (sqrt 1.0))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  1
  (/ (- 1.0 (cos x)) (sin x))
  (/ 1 (sin x))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (- 1.0 (cos x))
  (/ (sin x) (cbrt (- 1.0 (cos x))))
  (/ (sin x) (sqrt (- 1.0 (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (sin x) (- (sqrt 1.0) (sqrt (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (* (sin x) (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0)))
  (* (sin x) (+ 1.0 (cos x)))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
1.408 * * * [progress]: adding candidates to table
1.537 * * [progress]: iteration 2 / 4
1.537 * * * [progress]: picking best candidate
1.573 * * * * [pick]: Picked  #<alt (λ (x) (/ (exp (log (- 1.0 (cos x)))) (sin x)))>
1.573 * * * [progress]: localizing error
1.583 * * * [progress]: generating rewritten candidates
1.583 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 1)
1.586 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1)
1.589 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1)
1.592 * * * * [progress]: [ 4 / 4 ] rewriting at (2)
1.606 * * * [progress]: generating series expansions
1.606 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 1)
1.606 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
1.606 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.606 * [taylor]: Taking taylor expansion of 1.0 in x
1.606 * [taylor]: Taking taylor expansion of (cos x) in x
1.606 * [taylor]: Taking taylor expansion of x in x
1.606 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.606 * [taylor]: Taking taylor expansion of 1.0 in x
1.606 * [taylor]: Taking taylor expansion of (cos x) in x
1.606 * [taylor]: Taking taylor expansion of x in x
1.621 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
1.621 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.621 * [taylor]: Taking taylor expansion of 1.0 in x
1.621 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.621 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.621 * [taylor]: Taking taylor expansion of x in x
1.621 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.621 * [taylor]: Taking taylor expansion of 1.0 in x
1.621 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.622 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.622 * [taylor]: Taking taylor expansion of x in x
1.625 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
1.625 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.625 * [taylor]: Taking taylor expansion of 1.0 in x
1.625 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.625 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.625 * [taylor]: Taking taylor expansion of -1 in x
1.625 * [taylor]: Taking taylor expansion of x in x
1.625 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.625 * [taylor]: Taking taylor expansion of 1.0 in x
1.625 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.625 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.625 * [taylor]: Taking taylor expansion of -1 in x
1.625 * [taylor]: Taking taylor expansion of x in x
1.629 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1)
1.629 * [approximate]: Taking taylor expansion of (log (- 1.0 (cos x))) in (x) around 0
1.629 * [taylor]: Taking taylor expansion of (log (- 1.0 (cos x))) in x
1.629 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.629 * [taylor]: Taking taylor expansion of 1.0 in x
1.629 * [taylor]: Taking taylor expansion of (cos x) in x
1.629 * [taylor]: Taking taylor expansion of x in x
1.632 * [taylor]: Taking taylor expansion of (log (- 1.0 (cos x))) in x
1.632 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.632 * [taylor]: Taking taylor expansion of 1.0 in x
1.632 * [taylor]: Taking taylor expansion of (cos x) in x
1.632 * [taylor]: Taking taylor expansion of x in x
1.655 * [approximate]: Taking taylor expansion of (log (- 1.0 (cos (/ 1 x)))) in (x) around 0
1.655 * [taylor]: Taking taylor expansion of (log (- 1.0 (cos (/ 1 x)))) in x
1.655 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.655 * [taylor]: Taking taylor expansion of 1.0 in x
1.655 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.655 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.655 * [taylor]: Taking taylor expansion of x in x
1.655 * [taylor]: Taking taylor expansion of (log (- 1.0 (cos (/ 1 x)))) in x
1.655 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.655 * [taylor]: Taking taylor expansion of 1.0 in x
1.655 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.655 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.655 * [taylor]: Taking taylor expansion of x in x
1.678 * [approximate]: Taking taylor expansion of (log (- 1.0 (cos (/ -1 x)))) in (x) around 0
1.678 * [taylor]: Taking taylor expansion of (log (- 1.0 (cos (/ -1 x)))) in x
1.678 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.678 * [taylor]: Taking taylor expansion of 1.0 in x
1.678 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.678 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.678 * [taylor]: Taking taylor expansion of -1 in x
1.678 * [taylor]: Taking taylor expansion of x in x
1.679 * [taylor]: Taking taylor expansion of (log (- 1.0 (cos (/ -1 x)))) in x
1.679 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.679 * [taylor]: Taking taylor expansion of 1.0 in x
1.679 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.679 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.679 * [taylor]: Taking taylor expansion of -1 in x
1.679 * [taylor]: Taking taylor expansion of x in x
1.704 * * * * [progress]: [ 3 / 4 ] generating series at (2 1)
1.704 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
1.704 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.704 * [taylor]: Taking taylor expansion of 1.0 in x
1.704 * [taylor]: Taking taylor expansion of (cos x) in x
1.704 * [taylor]: Taking taylor expansion of x in x
1.704 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.704 * [taylor]: Taking taylor expansion of 1.0 in x
1.704 * [taylor]: Taking taylor expansion of (cos x) in x
1.704 * [taylor]: Taking taylor expansion of x in x
1.715 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
1.715 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.715 * [taylor]: Taking taylor expansion of 1.0 in x
1.715 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.715 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.715 * [taylor]: Taking taylor expansion of x in x
1.715 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.715 * [taylor]: Taking taylor expansion of 1.0 in x
1.715 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.715 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.715 * [taylor]: Taking taylor expansion of x in x
1.719 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
1.719 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.719 * [taylor]: Taking taylor expansion of 1.0 in x
1.719 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.719 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.719 * [taylor]: Taking taylor expansion of -1 in x
1.719 * [taylor]: Taking taylor expansion of x in x
1.719 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.719 * [taylor]: Taking taylor expansion of 1.0 in x
1.719 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.719 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.719 * [taylor]: Taking taylor expansion of -1 in x
1.719 * [taylor]: Taking taylor expansion of x in x
1.722 * * * * [progress]: [ 4 / 4 ] generating series at (2)
1.723 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in (x) around 0
1.723 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
1.723 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.723 * [taylor]: Taking taylor expansion of 1.0 in x
1.723 * [taylor]: Taking taylor expansion of (cos x) in x
1.723 * [taylor]: Taking taylor expansion of x in x
1.723 * [taylor]: Taking taylor expansion of (sin x) in x
1.723 * [taylor]: Taking taylor expansion of x in x
1.726 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
1.726 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.726 * [taylor]: Taking taylor expansion of 1.0 in x
1.726 * [taylor]: Taking taylor expansion of (cos x) in x
1.726 * [taylor]: Taking taylor expansion of x in x
1.726 * [taylor]: Taking taylor expansion of (sin x) in x
1.726 * [taylor]: Taking taylor expansion of x in x
1.744 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in (x) around 0
1.744 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
1.744 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.744 * [taylor]: Taking taylor expansion of 1.0 in x
1.744 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.744 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.744 * [taylor]: Taking taylor expansion of x in x
1.744 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
1.744 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.744 * [taylor]: Taking taylor expansion of x in x
1.744 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
1.745 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.745 * [taylor]: Taking taylor expansion of 1.0 in x
1.745 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.745 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.745 * [taylor]: Taking taylor expansion of x in x
1.745 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
1.745 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.745 * [taylor]: Taking taylor expansion of x in x
1.750 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in (x) around 0
1.750 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
1.750 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.750 * [taylor]: Taking taylor expansion of 1.0 in x
1.750 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.750 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.750 * [taylor]: Taking taylor expansion of -1 in x
1.750 * [taylor]: Taking taylor expansion of x in x
1.751 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
1.751 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.751 * [taylor]: Taking taylor expansion of -1 in x
1.751 * [taylor]: Taking taylor expansion of x in x
1.751 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
1.751 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.751 * [taylor]: Taking taylor expansion of 1.0 in x
1.751 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.751 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.751 * [taylor]: Taking taylor expansion of -1 in x
1.751 * [taylor]: Taking taylor expansion of x in x
1.752 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
1.752 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.752 * [taylor]: Taking taylor expansion of -1 in x
1.752 * [taylor]: Taking taylor expansion of x in x
1.757 * * * [progress]: simplifying candidates
1.759 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp 1.0) (exp (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (cbrt (- 1.0 (cos x)))
  (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (+ (sqrt 1.0) (sqrt (cos x)))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (log (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (log (cbrt (- 1.0 (cos x))))
  (log (sqrt (- 1.0 (cos x))))
  (log (sqrt (- 1.0 (cos x))))
  (log 1)
  (log (- 1.0 (cos x)))
  (log (+ (sqrt 1.0) (sqrt (cos x))))
  (log (- (sqrt 1.0) (sqrt (cos x))))
  (log 1)
  (log (- 1.0 (cos x)))
  (log (- (pow 1.0 3) (pow (cos x) 3)))
  (log (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))
  (log (- (* 1.0 1.0) (* (cos x) (cos x))))
  (log (+ 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (log (log (- 1.0 (cos x))))
  (exp (log (- 1.0 (cos x))))
  (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x)))))
  (cbrt (log (- 1.0 (cos x))))
  (* (* (log (- 1.0 (cos x))) (log (- 1.0 (cos x)))) (log (- 1.0 (cos x))))
  (sqrt (log (- 1.0 (cos x))))
  (sqrt (log (- 1.0 (cos x))))
  (exp 1)
  (exp (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x))))))
  (exp (sqrt (log (- 1.0 (cos x)))))
  (exp 1)
  (exp (log (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))))
  (exp (log (cbrt (- 1.0 (cos x)))))
  (exp (log (sqrt (- 1.0 (cos x)))))
  (exp (log (sqrt (- 1.0 (cos x)))))
  (exp (log 1))
  (exp (log (- 1.0 (cos x))))
  (exp (log (+ (sqrt 1.0) (sqrt (cos x)))))
  (exp (log (- (sqrt 1.0) (sqrt (cos x)))))
  (exp (log 1))
  (exp (log (- 1.0 (cos x))))
  (exp (log (- (pow 1.0 3) (pow (cos x) 3))))
  (exp (log (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (exp (log (- (* 1.0 1.0) (* (cos x) (cos x)))))
  (exp (log (+ 1.0 (cos x))))
  (log (exp (log (- 1.0 (cos x)))))
  (exp (exp (log (- 1.0 (cos x)))))
  (* (cbrt (exp (log (- 1.0 (cos x))))) (cbrt (exp (log (- 1.0 (cos x))))))
  (cbrt (exp (log (- 1.0 (cos x)))))
  (* (* (exp (log (- 1.0 (cos x)))) (exp (log (- 1.0 (cos x))))) (exp (log (- 1.0 (cos x)))))
  (sqrt (exp (log (- 1.0 (cos x)))))
  (sqrt (exp (log (- 1.0 (cos x)))))
  (- (log (- 1.0 (cos x))) (log (sin x)))
  (log (/ (exp (log (- 1.0 (cos x)))) (sin x)))
  (exp (/ (exp (log (- 1.0 (cos x)))) (sin x)))
  (/ (* (* (exp (log (- 1.0 (cos x)))) (exp (log (- 1.0 (cos x))))) (exp (log (- 1.0 (cos x))))) (* (* (sin x) (sin x)) (sin x)))
  (* (cbrt (/ (exp (log (- 1.0 (cos x)))) (sin x))) (cbrt (/ (exp (log (- 1.0 (cos x)))) (sin x))))
  (cbrt (/ (exp (log (- 1.0 (cos x)))) (sin x)))
  (* (* (/ (exp (log (- 1.0 (cos x)))) (sin x)) (/ (exp (log (- 1.0 (cos x)))) (sin x))) (/ (exp (log (- 1.0 (cos x)))) (sin x)))
  (sqrt (/ (exp (log (- 1.0 (cos x)))) (sin x)))
  (sqrt (/ (exp (log (- 1.0 (cos x)))) (sin x)))
  (- (exp (log (- 1.0 (cos x)))))
  (- (sin x))
  (/ (exp (log (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (exp (log (cbrt (- 1.0 (cos x))))) (cbrt (sin x)))
  (/ (exp (log (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))) (sqrt (sin x)))
  (/ (exp (log (cbrt (- 1.0 (cos x))))) (sqrt (sin x)))
  (/ (exp (log (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))) 1)
  (/ (exp (log (cbrt (- 1.0 (cos x))))) (sin x))
  (/ (exp (log (sqrt (- 1.0 (cos x))))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (exp (log (sqrt (- 1.0 (cos x))))) (cbrt (sin x)))
  (/ (exp (log (sqrt (- 1.0 (cos x))))) (sqrt (sin x)))
  (/ (exp (log (sqrt (- 1.0 (cos x))))) (sqrt (sin x)))
  (/ (exp (log (sqrt (- 1.0 (cos x))))) 1)
  (/ (exp (log (sqrt (- 1.0 (cos x))))) (sin x))
  (/ (exp (log 1)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (exp (log (- 1.0 (cos x)))) (cbrt (sin x)))
  (/ (exp (log 1)) (sqrt (sin x)))
  (/ (exp (log (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ (exp (log 1)) 1)
  (/ (exp (log (- 1.0 (cos x)))) (sin x))
  (/ (exp (log (+ (sqrt 1.0) (sqrt (cos x))))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (exp (log (- (sqrt 1.0) (sqrt (cos x))))) (cbrt (sin x)))
  (/ (exp (log (+ (sqrt 1.0) (sqrt (cos x))))) (sqrt (sin x)))
  (/ (exp (log (- (sqrt 1.0) (sqrt (cos x))))) (sqrt (sin x)))
  (/ (exp (log (+ (sqrt 1.0) (sqrt (cos x))))) 1)
  (/ (exp (log (- (sqrt 1.0) (sqrt (cos x))))) (sin x))
  (/ (exp (log 1)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (exp (log (- 1.0 (cos x)))) (cbrt (sin x)))
  (/ (exp (log 1)) (sqrt (sin x)))
  (/ (exp (log (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ (exp (log 1)) 1)
  (/ (exp (log (- 1.0 (cos x)))) (sin x))
  (/ (* (cbrt (exp (log (- 1.0 (cos x))))) (cbrt (exp (log (- 1.0 (cos x)))))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (cbrt (exp (log (- 1.0 (cos x))))) (cbrt (sin x)))
  (/ (* (cbrt (exp (log (- 1.0 (cos x))))) (cbrt (exp (log (- 1.0 (cos x)))))) (sqrt (sin x)))
  (/ (cbrt (exp (log (- 1.0 (cos x))))) (sqrt (sin x)))
  (/ (* (cbrt (exp (log (- 1.0 (cos x))))) (cbrt (exp (log (- 1.0 (cos x)))))) 1)
  (/ (cbrt (exp (log (- 1.0 (cos x))))) (sin x))
  (/ (sqrt (exp (log (- 1.0 (cos x))))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (sqrt (exp (log (- 1.0 (cos x))))) (cbrt (sin x)))
  (/ (sqrt (exp (log (- 1.0 (cos x))))) (sqrt (sin x)))
  (/ (sqrt (exp (log (- 1.0 (cos x))))) (sqrt (sin x)))
  (/ (sqrt (exp (log (- 1.0 (cos x))))) 1)
  (/ (sqrt (exp (log (- 1.0 (cos x))))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (exp (log (- 1.0 (cos x)))) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (exp (log (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ 1 1)
  (/ (exp (log (- 1.0 (cos x)))) (sin x))
  (/ 1 (sin x))
  (/ (sin x) (exp (log (- 1.0 (cos x)))))
  (/ (exp (log (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (exp (log (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ (exp (log (- 1.0 (cos x)))) 1)
  (/ (sin x) (exp (log (cbrt (- 1.0 (cos x))))))
  (/ (sin x) (exp (log (sqrt (- 1.0 (cos x))))))
  (/ (sin x) (exp (log (- 1.0 (cos x)))))
  (/ (sin x) (exp (log (- (sqrt 1.0) (sqrt (cos x))))))
  (/ (sin x) (exp (log (- 1.0 (cos x)))))
  (/ (sin x) (cbrt (exp (log (- 1.0 (cos x))))))
  (/ (sin x) (sqrt (exp (log (- 1.0 (cos x))))))
  (/ (sin x) (exp (log (- 1.0 (cos x)))))
  (* (sin x) (exp (log (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))))
  (* (sin x) (exp (log (+ 1.0 (cos x)))))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (- (+ (* 2 (log x)) (log 1/2)) (+ (* 1/12 (pow x 2)) (* 1/1440 (pow x 4))))
  (log (- 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
1.763 * * [simplify]: iteration  0 :  168  enodes  (cost  1421 )
1.797 * * [simplify]: iteration  1 :  290  enodes  (cost  1183 )
1.856 * * [simplify]: iteration  2 :  702  enodes  (cost  1121 )
2.127 * * [simplify]: iteration  3 :  2439  enodes  (cost  1111 )
2.953 * * [simplify]: iteration  done :  5000  enodes  (cost  1110 )
2.954 * [simplify]: Simplified to:
   (exp (- 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (exp (* 2 (log (cbrt (- 1.0 (cos x))))))
  (cbrt (- 1.0 (cos x)))
  (exp (* 3 (log (- 1.0 (cos x)))))
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))
  (- (cos x))
  (* (+ (cos x) 1.0) (- 1.0 (cos x)))
  (+ (cos x) 1.0)
  (+ (sqrt (cos x)) (sqrt 1.0))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (* 2 (log (cbrt (- 1.0 (cos x)))))
  (log (cbrt (- 1.0 (cos x))))
  (log (sqrt (- 1.0 (cos x))))
  (log (sqrt (- 1.0 (cos x))))
  0
  (log (- 1.0 (cos x)))
  (log (+ (sqrt 1.0) (sqrt (cos x))))
  (log (- (sqrt 1.0) (sqrt (cos x))))
  0
  (log (- 1.0 (cos x)))
  (log (- (pow 1.0 3) (pow (cos x) 3)))
  (log (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)))
  (log (- (* 1.0 1.0) (* (cos x) (cos x))))
  (log (+ 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (log (log (- 1.0 (cos x))))
  (- 1.0 (cos x))
  (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x)))))
  (cbrt (log (- 1.0 (cos x))))
  (pow (log (- 1.0 (cos x))) 3)
  (sqrt (log (- 1.0 (cos x))))
  (sqrt (log (- 1.0 (cos x))))
  E
  (exp (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x))))))
  (exp (sqrt (log (- 1.0 (cos x)))))
  E
  (exp (* 2 (log (cbrt (- 1.0 (cos x))))))
  (cbrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  1
  (- 1.0 (cos x))
  (+ (sqrt (cos x)) (sqrt 1.0))
  (- (sqrt 1.0) (sqrt (cos x)))
  1
  (- 1.0 (cos x))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))
  (* (+ (cos x) 1.0) (- 1.0 (cos x)))
  (+ (cos x) 1.0)
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (exp (* 2 (log (cbrt (- 1.0 (cos x))))))
  (cbrt (- 1.0 (cos x)))
  (exp (* 3 (log (- 1.0 (cos x)))))
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (pow (/ (- 1.0 (cos x)) (sin x)) 3)
  (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))
  (cbrt (/ (- 1.0 (cos x)) (sin x)))
  (pow (/ (- 1.0 (cos x)) (sin x)) 3)
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (- (cos x) 1.0)
  (- (sin x))
  (/ (exp (* 2 (log (cbrt (- 1.0 (cos x)))))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (exp (* 2 (log (cbrt (- 1.0 (cos x)))))) (sqrt (sin x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt (sin x)))
  (exp (* 2 (log (cbrt (- 1.0 (cos x))))))
  (/ (cbrt (- 1.0 (cos x))) (sin x))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  1
  (/ (- 1.0 (cos x)) (sin x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt (sin x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (+ (sqrt (cos x)) (sqrt 1.0))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  1
  (/ (- 1.0 (cos x)) (sin x))
  (/ (exp (* 2 (log (cbrt (- 1.0 (cos x)))))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (exp (* 2 (log (cbrt (- 1.0 (cos x)))))) (sqrt (sin x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt (sin x)))
  (exp (* 2 (log (cbrt (- 1.0 (cos x))))))
  (/ (cbrt (- 1.0 (cos x))) (sin x))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  1
  (/ (- 1.0 (cos x)) (sin x))
  (/ 1 (sin x))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (- 1.0 (cos x))
  (/ (sin x) (cbrt (- 1.0 (cos x))))
  (/ (sin x) (sqrt (- 1.0 (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (sin x) (- (sqrt 1.0) (sqrt (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (sin x) (cbrt (- 1.0 (cos x))))
  (/ (sin x) (sqrt (- 1.0 (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) (sin x))
  (* (+ 1.0 (cos x)) (sin x))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (- (+ (* 2 (log x)) (log 1/2)) (+ (* 1/12 (pow x 2)) (* 1/1440 (pow x 4))))
  (log (- 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
2.955 * * * [progress]: adding candidates to table
3.143 * * [progress]: iteration 3 / 4
3.144 * * * [progress]: picking best candidate
3.186 * * * * [pick]: Picked  #<alt (λ (x) (/ (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)) (sin x)))>
3.186 * * * [progress]: localizing error
3.196 * * * [progress]: generating rewritten candidates
3.196 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 2)
3.199 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
3.202 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 1)
3.204 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1)
3.219 * * * [progress]: generating series expansions
3.219 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 2)
3.220 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
3.220 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
3.220 * [taylor]: Taking taylor expansion of 1.0 in x
3.220 * [taylor]: Taking taylor expansion of (cos x) in x
3.220 * [taylor]: Taking taylor expansion of x in x
3.220 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
3.220 * [taylor]: Taking taylor expansion of 1.0 in x
3.220 * [taylor]: Taking taylor expansion of (cos x) in x
3.220 * [taylor]: Taking taylor expansion of x in x
3.231 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
3.231 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
3.231 * [taylor]: Taking taylor expansion of 1.0 in x
3.231 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.231 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.231 * [taylor]: Taking taylor expansion of x in x
3.231 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
3.231 * [taylor]: Taking taylor expansion of 1.0 in x
3.231 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.231 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.231 * [taylor]: Taking taylor expansion of x in x
3.235 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
3.235 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
3.235 * [taylor]: Taking taylor expansion of 1.0 in x
3.235 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.235 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.235 * [taylor]: Taking taylor expansion of -1 in x
3.235 * [taylor]: Taking taylor expansion of x in x
3.235 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
3.235 * [taylor]: Taking taylor expansion of 1.0 in x
3.235 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.235 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.235 * [taylor]: Taking taylor expansion of -1 in x
3.235 * [taylor]: Taking taylor expansion of x in x
3.239 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
3.239 * [approximate]: Taking taylor expansion of (+ 1.0 (cos x)) in (x) around 0
3.239 * [taylor]: Taking taylor expansion of (+ 1.0 (cos x)) in x
3.239 * [taylor]: Taking taylor expansion of 1.0 in x
3.239 * [taylor]: Taking taylor expansion of (cos x) in x
3.239 * [taylor]: Taking taylor expansion of x in x
3.239 * [taylor]: Taking taylor expansion of (+ 1.0 (cos x)) in x
3.239 * [taylor]: Taking taylor expansion of 1.0 in x
3.239 * [taylor]: Taking taylor expansion of (cos x) in x
3.239 * [taylor]: Taking taylor expansion of x in x
3.244 * [approximate]: Taking taylor expansion of (+ (cos (/ 1 x)) 1.0) in (x) around 0
3.244 * [taylor]: Taking taylor expansion of (+ (cos (/ 1 x)) 1.0) in x
3.244 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.244 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.244 * [taylor]: Taking taylor expansion of x in x
3.244 * [taylor]: Taking taylor expansion of 1.0 in x
3.244 * [taylor]: Taking taylor expansion of (+ (cos (/ 1 x)) 1.0) in x
3.244 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.244 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.244 * [taylor]: Taking taylor expansion of x in x
3.244 * [taylor]: Taking taylor expansion of 1.0 in x
3.246 * [approximate]: Taking taylor expansion of (+ (cos (/ -1 x)) 1.0) in (x) around 0
3.246 * [taylor]: Taking taylor expansion of (+ (cos (/ -1 x)) 1.0) in x
3.246 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.246 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.246 * [taylor]: Taking taylor expansion of -1 in x
3.246 * [taylor]: Taking taylor expansion of x in x
3.246 * [taylor]: Taking taylor expansion of 1.0 in x
3.246 * [taylor]: Taking taylor expansion of (+ (cos (/ -1 x)) 1.0) in x
3.247 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.247 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.247 * [taylor]: Taking taylor expansion of -1 in x
3.247 * [taylor]: Taking taylor expansion of x in x
3.247 * [taylor]: Taking taylor expansion of 1.0 in x
3.249 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 1)
3.249 * [approximate]: Taking taylor expansion of (+ 1.0 (cos x)) in (x) around 0
3.249 * [taylor]: Taking taylor expansion of (+ 1.0 (cos x)) in x
3.249 * [taylor]: Taking taylor expansion of 1.0 in x
3.249 * [taylor]: Taking taylor expansion of (cos x) in x
3.249 * [taylor]: Taking taylor expansion of x in x
3.249 * [taylor]: Taking taylor expansion of (+ 1.0 (cos x)) in x
3.249 * [taylor]: Taking taylor expansion of 1.0 in x
3.249 * [taylor]: Taking taylor expansion of (cos x) in x
3.249 * [taylor]: Taking taylor expansion of x in x
3.253 * [approximate]: Taking taylor expansion of (+ (cos (/ 1 x)) 1.0) in (x) around 0
3.253 * [taylor]: Taking taylor expansion of (+ (cos (/ 1 x)) 1.0) in x
3.253 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.253 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.253 * [taylor]: Taking taylor expansion of x in x
3.254 * [taylor]: Taking taylor expansion of 1.0 in x
3.254 * [taylor]: Taking taylor expansion of (+ (cos (/ 1 x)) 1.0) in x
3.254 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.254 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.254 * [taylor]: Taking taylor expansion of x in x
3.254 * [taylor]: Taking taylor expansion of 1.0 in x
3.256 * [approximate]: Taking taylor expansion of (+ (cos (/ -1 x)) 1.0) in (x) around 0
3.256 * [taylor]: Taking taylor expansion of (+ (cos (/ -1 x)) 1.0) in x
3.256 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.256 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.256 * [taylor]: Taking taylor expansion of -1 in x
3.256 * [taylor]: Taking taylor expansion of x in x
3.256 * [taylor]: Taking taylor expansion of 1.0 in x
3.256 * [taylor]: Taking taylor expansion of (+ (cos (/ -1 x)) 1.0) in x
3.256 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.256 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.256 * [taylor]: Taking taylor expansion of -1 in x
3.256 * [taylor]: Taking taylor expansion of x in x
3.257 * [taylor]: Taking taylor expansion of 1.0 in x
3.258 * * * * [progress]: [ 4 / 4 ] generating series at (2 1)
3.258 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
3.259 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
3.259 * [taylor]: Taking taylor expansion of 1.0 in x
3.259 * [taylor]: Taking taylor expansion of (cos x) in x
3.259 * [taylor]: Taking taylor expansion of x in x
3.259 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
3.259 * [taylor]: Taking taylor expansion of 1.0 in x
3.259 * [taylor]: Taking taylor expansion of (cos x) in x
3.259 * [taylor]: Taking taylor expansion of x in x
3.269 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
3.269 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
3.269 * [taylor]: Taking taylor expansion of 1.0 in x
3.269 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.269 * [taylor]: Taking taylor expansion of x in x
3.273 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
3.273 * [taylor]: Taking taylor expansion of 1.0 in x
3.273 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
3.273 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.273 * [taylor]: Taking taylor expansion of x in x
3.276 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
3.277 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
3.277 * [taylor]: Taking taylor expansion of 1.0 in x
3.277 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.277 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.277 * [taylor]: Taking taylor expansion of -1 in x
3.277 * [taylor]: Taking taylor expansion of x in x
3.277 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
3.277 * [taylor]: Taking taylor expansion of 1.0 in x
3.277 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
3.277 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.277 * [taylor]: Taking taylor expansion of -1 in x
3.277 * [taylor]: Taking taylor expansion of x in x
3.281 * * * [progress]: simplifying candidates
3.282 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp 1.0) (exp (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (cbrt (- 1.0 (cos x)))
  (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (+ (sqrt 1.0) (sqrt (cos x)))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (* (exp (cos x)) (exp 1.0))
  (log (+ (cos x) 1.0))
  (exp (+ (cos x) 1.0))
  (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0)))
  (cbrt (+ (cos x) 1.0))
  (* (* (+ (cos x) 1.0) (+ (cos x) 1.0)) (+ (cos x) 1.0))
  (sqrt (+ (cos x) 1.0))
  (sqrt (+ (cos x) 1.0))
  (+ (pow (cos x) 3) (pow 1.0 3))
  (+ (* (cos x) (cos x)) (- (* 1.0 1.0) (* (cos x) 1.0)))
  (- (* (cos x) (cos x)) (* 1.0 1.0))
  (- (cos x) 1.0)
  (+ (cos x) 1.0)
  (* (exp (cos x)) (exp 1.0))
  (log (+ (cos x) 1.0))
  (exp (+ (cos x) 1.0))
  (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0)))
  (cbrt (+ (cos x) 1.0))
  (* (* (+ (cos x) 1.0) (+ (cos x) 1.0)) (+ (cos x) 1.0))
  (sqrt (+ (cos x) 1.0))
  (sqrt (+ (cos x) 1.0))
  (+ (pow (cos x) 3) (pow 1.0 3))
  (+ (* (cos x) (cos x)) (- (* 1.0 1.0) (* (cos x) 1.0)))
  (- (* (cos x) (cos x)) (* 1.0 1.0))
  (- (cos x) 1.0)
  (+ (cos x) 1.0)
  (- (+ (log (+ (cos x) 1.0)) (log (- 1.0 (cos x)))) (log (+ (cos x) 1.0)))
  (- (log (* (+ (cos x) 1.0) (- 1.0 (cos x)))) (log (+ (cos x) 1.0)))
  (log (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)))
  (exp (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)))
  (/ (* (* (* (+ (cos x) 1.0) (+ (cos x) 1.0)) (+ (cos x) 1.0)) (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x)))) (* (* (+ (cos x) 1.0) (+ (cos x) 1.0)) (+ (cos x) 1.0)))
  (/ (* (* (* (+ (cos x) 1.0) (- 1.0 (cos x))) (* (+ (cos x) 1.0) (- 1.0 (cos x)))) (* (+ (cos x) 1.0) (- 1.0 (cos x)))) (* (* (+ (cos x) 1.0) (+ (cos x) 1.0)) (+ (cos x) 1.0)))
  (* (cbrt (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0))) (cbrt (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0))))
  (cbrt (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)))
  (* (* (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)) (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0))) (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)))
  (sqrt (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)))
  (sqrt (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (cos x) 1.0)))
  (- (* (+ (cos x) 1.0) (- 1.0 (cos x))))
  (- (+ (cos x) 1.0))
  (/ (+ (cos x) 1.0) (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0))))
  (/ (- 1.0 (cos x)) (cbrt (+ (cos x) 1.0)))
  (/ (+ (cos x) 1.0) (sqrt (+ (cos x) 1.0)))
  (/ (- 1.0 (cos x)) (sqrt (+ (cos x) 1.0)))
  (/ (+ (cos x) 1.0) 1)
  (/ (- 1.0 (cos x)) (+ (cos x) 1.0))
  (/ (+ (cos x) 1.0) 1)
  (/ (- 1.0 (cos x)) (+ (cos x) 1.0))
  (/ 1 (+ (cos x) 1.0))
  (/ (+ (cos x) 1.0) (* (+ (cos x) 1.0) (- 1.0 (cos x))))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0))))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (sqrt (+ (cos x) 1.0)))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) 1)
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) 1)
  (/ (+ (cos x) 1.0) (- 1.0 (cos x)))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (pow (cos x) 3) (pow 1.0 3)))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (- (* (cos x) (cos x)) (* 1.0 1.0)))
  (* (+ (cos x) 1.0) (* (+ (* (cos x) (cos x)) (- (* 1.0 1.0) (* (cos x) 1.0))) (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (* (+ (cos x) 1.0) (* (+ (* (cos x) (cos x)) (- (* 1.0 1.0) (* (cos x) 1.0))) (+ 1.0 (cos x))))
  (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ 1.0 (cos x))))
  (* (+ (cos x) 1.0) (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))
  (* (+ (cos x) 1.0) (+ 1.0 (cos x)))
  (* (+ (cos x) 1.0) (+ (* (cos x) (cos x)) (- (* 1.0 1.0) (* (cos x) 1.0))))
  (* (+ (cos x) 1.0) (- (cos x) 1.0))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (- (+ (* 1/24 (pow x 4)) 2.0) (* 1/2 (pow x 2)))
  (+ 1.0 (cos x))
  (+ 1.0 (cos x))
  (- (+ (* 1/24 (pow x 4)) 2.0) (* 1/2 (pow x 2)))
  (+ 1.0 (cos x))
  (+ 1.0 (cos x))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
3.285 * * [simplify]: iteration  0 :  109  enodes  (cost  1033 )
3.307 * * [simplify]: iteration  1 :  305  enodes  (cost  997 )
3.391 * * [simplify]: iteration  2 :  1167  enodes  (cost  777 )
4.029 * * [simplify]: iteration  done :  5000  enodes  (cost  772 )
4.030 * [simplify]: Simplified to:
   (exp (- 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (cbrt (- 1.0 (cos x)))
  (pow (- 1.0 (cos x)) 3)
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))
  (- (cos x))
  (* (- 1.0 (cos x)) (+ (cos x) 1.0))
  (+ (cos x) 1.0)
  (+ (sqrt 1.0) (sqrt (cos x)))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (exp (+ (cos x) 1.0))
  (log (+ (cos x) 1.0))
  (exp (+ (cos x) 1.0))
  (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0)))
  (cbrt (+ (cos x) 1.0))
  (pow (+ (cos x) 1.0) 3)
  (sqrt (+ (cos x) 1.0))
  (sqrt (+ (cos x) 1.0))
  (+ (pow (cos x) 3) (pow 1.0 3))
  (- (* 1.0 1.0) (* (cos x) (- 1.0 (cos x))))
  (* (+ (cos x) 1.0) (- (cos x) 1.0))
  (- (cos x) 1.0)
  (+ (cos x) 1.0)
  (exp (+ (cos x) 1.0))
  (log (+ (cos x) 1.0))
  (exp (+ (cos x) 1.0))
  (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0)))
  (cbrt (+ (cos x) 1.0))
  (pow (+ (cos x) 1.0) 3)
  (sqrt (+ (cos x) 1.0))
  (sqrt (+ (cos x) 1.0))
  (+ (pow (cos x) 3) (pow 1.0 3))
  (- (* 1.0 1.0) (* (cos x) (- 1.0 (cos x))))
  (* (+ (cos x) 1.0) (- (cos x) 1.0))
  (- (cos x) 1.0)
  (+ (cos x) 1.0)
  (log (/ (- 1.0 (cos x)) 1))
  (log (/ (- 1.0 (cos x)) 1))
  (log (/ (- 1.0 (cos x)) 1))
  (exp (/ (- 1.0 (cos x)) 1))
  (/ (pow (- 1.0 (cos x)) 3) 1)
  (/ (pow (- 1.0 (cos x)) 3) 1)
  (* (cbrt (/ (- 1.0 (cos x)) 1)) (cbrt (/ (- 1.0 (cos x)) 1)))
  (cbrt (/ (- 1.0 (cos x)) 1))
  (/ (pow (- 1.0 (cos x)) 3) 1)
  (sqrt (/ (- 1.0 (cos x)) 1))
  (sqrt (/ (- 1.0 (cos x)) 1))
  (- (* (+ (cos x) 1.0) (- 1.0 (cos x))))
  (- (+ (cos x) 1.0))
  (/ (+ (cos x) 1.0) (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0))))
  (/ (- 1.0 (cos x)) (cbrt (+ (cos x) 1.0)))
  (/ (+ (cos x) 1.0) (sqrt (+ (cos x) 1.0)))
  (/ (- 1.0 (cos x)) (sqrt (+ (cos x) 1.0)))
  (+ (cos x) 1.0)
  (/ (- 1.0 (cos x)) (+ (cos x) 1.0))
  (+ (cos x) 1.0)
  (/ (- 1.0 (cos x)) (+ (cos x) 1.0))
  (/ 1 (+ (cos x) 1.0))
  (/ 1 (- 1.0 (cos x)))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (* (cbrt (+ (cos x) 1.0)) (cbrt (+ (cos x) 1.0))))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (sqrt (+ (cos x) 1.0)))
  (* (- 1.0 (cos x)) (+ (cos x) 1.0))
  (* (- 1.0 (cos x)) (+ (cos x) 1.0))
  (/ (+ (cos x) 1.0) (- 1.0 (cos x)))
  (/ (* (+ (cos x) 1.0) (- 1.0 (cos x))) (+ (pow (cos x) 3) (pow 1.0 3)))
  (/ (/ (- 1.0 (cos x)) 1) (- (cos x) 1.0))
  (* (- (* 1.0 1.0) (* (cos x) (- 1.0 (cos x)))) (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) (+ (cos x) 1.0)))
  (* (* (+ (cos x) 1.0) (+ (cos x) 1.0)) (- (* 1.0 1.0) (* (cos x) (- 1.0 (cos x)))))
  (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)))
  (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ 1.0 (cos x))))
  (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) (+ (cos x) 1.0))
  (* (+ (cos x) 1.0) (+ (cos x) 1.0))
  (* (- (* 1.0 1.0) (* (cos x) (- 1.0 (cos x)))) (+ (cos x) 1.0))
  (* (+ (cos x) 1.0) (- (cos x) 1.0))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (- (+ (* 1/24 (pow x 4)) 2.0) (* 1/2 (pow x 2)))
  (+ (cos x) 1.0)
  (+ (cos x) 1.0)
  (- (+ (* 1/24 (pow x 4)) 2.0) (* 1/2 (pow x 2)))
  (+ (cos x) 1.0)
  (+ (cos x) 1.0)
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
4.031 * * * [progress]: adding candidates to table
4.212 * * [progress]: iteration 4 / 4
4.212 * * * [progress]: picking best candidate
4.253 * * * * [pick]: Picked  #<alt (λ (x) (log (exp (/ (- 1.0 (cos x)) (sin x)))))>
4.253 * * * [progress]: localizing error
4.263 * * * [progress]: generating rewritten candidates
4.263 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 1)
4.266 * * * * [progress]: [ 2 / 4 ] rewriting at (2)
4.279 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1)
4.291 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
4.303 * * * [progress]: generating series expansions
4.303 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 1)
4.303 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
4.303 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.303 * [taylor]: Taking taylor expansion of 1.0 in x
4.303 * [taylor]: Taking taylor expansion of (cos x) in x
4.303 * [taylor]: Taking taylor expansion of x in x
4.303 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.303 * [taylor]: Taking taylor expansion of 1.0 in x
4.303 * [taylor]: Taking taylor expansion of (cos x) in x
4.303 * [taylor]: Taking taylor expansion of x in x
4.317 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
4.317 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.318 * [taylor]: Taking taylor expansion of 1.0 in x
4.318 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.318 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.318 * [taylor]: Taking taylor expansion of x in x
4.318 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.318 * [taylor]: Taking taylor expansion of 1.0 in x
4.318 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.318 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.318 * [taylor]: Taking taylor expansion of x in x
4.321 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
4.321 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.321 * [taylor]: Taking taylor expansion of 1.0 in x
4.321 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.321 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.321 * [taylor]: Taking taylor expansion of -1 in x
4.321 * [taylor]: Taking taylor expansion of x in x
4.322 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.322 * [taylor]: Taking taylor expansion of 1.0 in x
4.322 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.322 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.322 * [taylor]: Taking taylor expansion of -1 in x
4.322 * [taylor]: Taking taylor expansion of x in x
4.325 * * * * [progress]: [ 2 / 4 ] generating series at (2)
4.325 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in (x) around 0
4.325 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
4.325 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.325 * [taylor]: Taking taylor expansion of 1.0 in x
4.325 * [taylor]: Taking taylor expansion of (cos x) in x
4.325 * [taylor]: Taking taylor expansion of x in x
4.325 * [taylor]: Taking taylor expansion of (sin x) in x
4.325 * [taylor]: Taking taylor expansion of x in x
4.328 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
4.328 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.328 * [taylor]: Taking taylor expansion of 1.0 in x
4.328 * [taylor]: Taking taylor expansion of (cos x) in x
4.328 * [taylor]: Taking taylor expansion of x in x
4.328 * [taylor]: Taking taylor expansion of (sin x) in x
4.328 * [taylor]: Taking taylor expansion of x in x
4.347 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in (x) around 0
4.347 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
4.347 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.347 * [taylor]: Taking taylor expansion of 1.0 in x
4.347 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.347 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.347 * [taylor]: Taking taylor expansion of x in x
4.347 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
4.347 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.347 * [taylor]: Taking taylor expansion of x in x
4.348 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
4.348 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.348 * [taylor]: Taking taylor expansion of 1.0 in x
4.348 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.348 * [taylor]: Taking taylor expansion of x in x
4.348 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
4.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.348 * [taylor]: Taking taylor expansion of x in x
4.353 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in (x) around 0
4.353 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
4.354 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.354 * [taylor]: Taking taylor expansion of 1.0 in x
4.354 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.354 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.354 * [taylor]: Taking taylor expansion of -1 in x
4.354 * [taylor]: Taking taylor expansion of x in x
4.354 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
4.354 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.354 * [taylor]: Taking taylor expansion of -1 in x
4.354 * [taylor]: Taking taylor expansion of x in x
4.354 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
4.355 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.355 * [taylor]: Taking taylor expansion of 1.0 in x
4.355 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.355 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.355 * [taylor]: Taking taylor expansion of -1 in x
4.355 * [taylor]: Taking taylor expansion of x in x
4.355 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
4.355 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.355 * [taylor]: Taking taylor expansion of -1 in x
4.355 * [taylor]: Taking taylor expansion of x in x
4.360 * * * * [progress]: [ 3 / 4 ] generating series at (2 1)
4.360 * [approximate]: Taking taylor expansion of (exp (/ (- 1.0 (cos x)) (sin x))) in (x) around 0
4.360 * [taylor]: Taking taylor expansion of (exp (/ (- 1.0 (cos x)) (sin x))) in x
4.360 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
4.360 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.360 * [taylor]: Taking taylor expansion of 1.0 in x
4.360 * [taylor]: Taking taylor expansion of (cos x) in x
4.360 * [taylor]: Taking taylor expansion of x in x
4.360 * [taylor]: Taking taylor expansion of (sin x) in x
4.360 * [taylor]: Taking taylor expansion of x in x
4.363 * [taylor]: Taking taylor expansion of (exp (/ (- 1.0 (cos x)) (sin x))) in x
4.363 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
4.363 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.363 * [taylor]: Taking taylor expansion of 1.0 in x
4.363 * [taylor]: Taking taylor expansion of (cos x) in x
4.363 * [taylor]: Taking taylor expansion of x in x
4.363 * [taylor]: Taking taylor expansion of (sin x) in x
4.363 * [taylor]: Taking taylor expansion of x in x
4.370 * [approximate]: Taking taylor expansion of (exp (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x)))) in (x) around 0
4.370 * [taylor]: Taking taylor expansion of (exp (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x)))) in x
4.370 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
4.370 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.370 * [taylor]: Taking taylor expansion of 1.0 in x
4.370 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.370 * [taylor]: Taking taylor expansion of x in x
4.371 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
4.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.371 * [taylor]: Taking taylor expansion of x in x
4.371 * [taylor]: Taking taylor expansion of (exp (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x)))) in x
4.371 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
4.371 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.371 * [taylor]: Taking taylor expansion of 1.0 in x
4.371 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.371 * [taylor]: Taking taylor expansion of x in x
4.372 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
4.372 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.372 * [taylor]: Taking taylor expansion of x in x
4.387 * [approximate]: Taking taylor expansion of (exp (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x)))) in (x) around 0
4.387 * [taylor]: Taking taylor expansion of (exp (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x)))) in x
4.387 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
4.387 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.387 * [taylor]: Taking taylor expansion of 1.0 in x
4.387 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.387 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.387 * [taylor]: Taking taylor expansion of -1 in x
4.387 * [taylor]: Taking taylor expansion of x in x
4.387 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
4.387 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.387 * [taylor]: Taking taylor expansion of -1 in x
4.387 * [taylor]: Taking taylor expansion of x in x
4.388 * [taylor]: Taking taylor expansion of (exp (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x)))) in x
4.388 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
4.388 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.388 * [taylor]: Taking taylor expansion of 1.0 in x
4.388 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.388 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.388 * [taylor]: Taking taylor expansion of -1 in x
4.388 * [taylor]: Taking taylor expansion of x in x
4.389 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
4.389 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.389 * [taylor]: Taking taylor expansion of -1 in x
4.389 * [taylor]: Taking taylor expansion of x in x
4.406 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
4.406 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in (x) around 0
4.406 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
4.406 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.406 * [taylor]: Taking taylor expansion of 1.0 in x
4.406 * [taylor]: Taking taylor expansion of (cos x) in x
4.406 * [taylor]: Taking taylor expansion of x in x
4.406 * [taylor]: Taking taylor expansion of (sin x) in x
4.406 * [taylor]: Taking taylor expansion of x in x
4.409 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (sin x)) in x
4.409 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
4.409 * [taylor]: Taking taylor expansion of 1.0 in x
4.409 * [taylor]: Taking taylor expansion of (cos x) in x
4.409 * [taylor]: Taking taylor expansion of x in x
4.409 * [taylor]: Taking taylor expansion of (sin x) in x
4.409 * [taylor]: Taking taylor expansion of x in x
4.427 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in (x) around 0
4.427 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
4.427 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.427 * [taylor]: Taking taylor expansion of 1.0 in x
4.427 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.427 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.427 * [taylor]: Taking taylor expansion of x in x
4.427 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
4.427 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.427 * [taylor]: Taking taylor expansion of x in x
4.428 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ 1 x))) (sin (/ 1 x))) in x
4.428 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
4.428 * [taylor]: Taking taylor expansion of 1.0 in x
4.428 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
4.428 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.428 * [taylor]: Taking taylor expansion of x in x
4.428 * [taylor]: Taking taylor expansion of (sin (/ 1 x)) in x
4.428 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.428 * [taylor]: Taking taylor expansion of x in x
4.434 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in (x) around 0
4.434 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
4.434 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.434 * [taylor]: Taking taylor expansion of 1.0 in x
4.434 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.434 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.434 * [taylor]: Taking taylor expansion of -1 in x
4.434 * [taylor]: Taking taylor expansion of x in x
4.434 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
4.434 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.434 * [taylor]: Taking taylor expansion of -1 in x
4.434 * [taylor]: Taking taylor expansion of x in x
4.435 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos (/ -1 x))) (sin (/ -1 x))) in x
4.435 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
4.435 * [taylor]: Taking taylor expansion of 1.0 in x
4.435 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
4.435 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.435 * [taylor]: Taking taylor expansion of -1 in x
4.435 * [taylor]: Taking taylor expansion of x in x
4.435 * [taylor]: Taking taylor expansion of (sin (/ -1 x)) in x
4.435 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.435 * [taylor]: Taking taylor expansion of -1 in x
4.435 * [taylor]: Taking taylor expansion of x in x
4.441 * * * [progress]: simplifying candidates
4.442 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp 1.0) (exp (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (cbrt (- 1.0 (cos x)))
  (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (+ (sqrt 1.0) (sqrt (cos x)))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (log (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))))
  (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  (log (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  (log (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  (log 1)
  (log (exp (/ (- 1.0 (cos x)) (sin x))))
  (log (exp (/ 1.0 (sin x))))
  (log (exp (/ (cos x) (sin x))))
  (log (exp (/ (- 1.0 (cos x)) (sin x))))
  (log (exp (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))))
  (log (exp (sqrt (/ (- 1.0 (cos x)) (sin x)))))
  (log (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x))))))
  (log (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x)))))
  (log (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) 1)))
  (log (exp (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))))
  (log (exp (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))))
  (log (exp (/ (sqrt (- 1.0 (cos x))) 1)))
  (log (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))))
  (log (exp (/ 1 (sqrt (sin x)))))
  (log (exp (/ 1 1)))
  (log (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))))
  (log (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))))
  (log (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) 1)))
  (log (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))))
  (log (exp (/ 1 (sqrt (sin x)))))
  (log (exp (/ 1 1)))
  (log (exp 1))
  (log (exp (- 1.0 (cos x))))
  (log (log (exp (/ (- 1.0 (cos x)) (sin x)))))
  (exp (log (exp (/ (- 1.0 (cos x)) (sin x)))))
  (* (cbrt (log (exp (/ (- 1.0 (cos x)) (sin x))))) (cbrt (log (exp (/ (- 1.0 (cos x)) (sin x))))))
  (cbrt (log (exp (/ (- 1.0 (cos x)) (sin x)))))
  (* (* (log (exp (/ (- 1.0 (cos x)) (sin x)))) (log (exp (/ (- 1.0 (cos x)) (sin x))))) (log (exp (/ (- 1.0 (cos x)) (sin x)))))
  (sqrt (log (exp (/ (- 1.0 (cos x)) (sin x)))))
  (sqrt (log (exp (/ (- 1.0 (cos x)) (sin x)))))
  (exp (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x)))))
  (exp (sqrt (/ (- 1.0 (cos x)) (sin x))))
  (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x))))
  (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) 1))
  (exp (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x))))
  (exp (/ (sqrt (- 1.0 (cos x))) 1))
  (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ 1 (sqrt (sin x))))
  (exp (/ 1 1))
  (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x))))
  (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) 1))
  (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ 1 (sqrt (sin x))))
  (exp (/ 1 1))
  (exp 1)
  (exp (- 1.0 (cos x)))
  (exp (/ 1.0 (sin x)))
  (exp (/ (cos x) (sin x)))
  (log (exp (/ (- 1.0 (cos x)) (sin x))))
  (exp (exp (/ (- 1.0 (cos x)) (sin x))))
  (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))
  (* (* (exp (/ (- 1.0 (cos x)) (sin x))) (exp (/ (- 1.0 (cos x)) (sin x)))) (exp (/ (- 1.0 (cos x)) (sin x))))
  (sqrt (exp (/ (- 1.0 (cos x)) (sin x))))
  (sqrt (exp (/ (- 1.0 (cos x)) (sin x))))
  (- (log (- 1.0 (cos x))) (log (sin x)))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (/ (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x))) (* (* (sin x) (sin x)) (sin x)))
  (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))
  (cbrt (/ (- 1.0 (cos x)) (sin x)))
  (* (* (/ (- 1.0 (cos x)) (sin x)) (/ (- 1.0 (cos x)) (sin x))) (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (- (- 1.0 (cos x)))
  (- (sin x))
  (/ 1.0 (sin x))
  (/ (cos x) (sin x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) 1)
  (/ (cbrt (- 1.0 (cos x))) (sin x))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) 1)
  (/ (sqrt (- 1.0 (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (sin x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt (sin x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) 1)
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (sin x))
  (/ 1 (sin x))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (/ (- 1.0 (cos x)) 1)
  (/ (sin x) (cbrt (- 1.0 (cos x))))
  (/ (sin x) (sqrt (- 1.0 (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (sin x) (- (sqrt 1.0) (sqrt (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (* (sin x) (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))
  (* (sin x) (+ 1.0 (cos x)))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
  (+ (* 1/8 (pow x 2)) (+ (* 1/2 x) 1))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
4.447 * * [simplify]: iteration  0 :  163  enodes  (cost  1406 )
4.477 * * [simplify]: iteration  1 :  305  enodes  (cost  1293 )
4.540 * * [simplify]: iteration  2 :  691  enodes  (cost  1220 )
4.807 * * [simplify]: iteration  3 :  2568  enodes  (cost  1218 )
5.675 * * [simplify]: iteration  done :  5001  enodes  (cost  1217 )
5.676 * [simplify]: Simplified to:
   (exp (- 1.0 (cos x)))
  (log (- 1.0 (cos x)))
  (exp (- 1.0 (cos x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (cbrt (- 1.0 (cos x)))
  (pow (- 1.0 (cos x)) 3)
  (sqrt (- 1.0 (cos x)))
  (sqrt (- 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (+ (sqrt (cos x)) (sqrt 1.0))
  (- (sqrt 1.0) (sqrt (cos x)))
  (- 1.0 (cos x))
  (- (cos x))
  (* 2 (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))))
  (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  (log (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  (log (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  0
  (/ (- 1.0 (cos x)) (sin x))
  (/ 1.0 (sin x))
  (/ (cos x) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
  (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (/ (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (sqrt (- 1.0 (cos x)))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ 1 (sqrt (sin x)))
  1
  (/ (+ (sqrt (cos x)) (sqrt 1.0)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (+ (sqrt (cos x)) (sqrt 1.0))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ 1 (sqrt (sin x)))
  1
  1
  (- 1.0 (cos x))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))
  (cbrt (/ (- 1.0 (cos x)) (sin x)))
  (pow (/ (- 1.0 (cos x)) (sin x)) 3)
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (exp (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x)))))
  (exp (sqrt (/ (- 1.0 (cos x)) (sin x))))
  (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x))))
  (exp (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (exp (/ (sqrt (- 1.0 (cos x))) (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x))))
  (exp (sqrt (- 1.0 (cos x))))
  (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ 1 (sqrt (sin x))))
  E
  (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x))))
  (exp (+ (sqrt (cos x)) (sqrt 1.0)))
  (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x)))))
  (exp (/ 1 (sqrt (sin x))))
  E
  E
  (exp (- 1.0 (cos x)))
  (exp (/ 1.0 (sin x)))
  (exp (/ (cos x) (sin x)))
  (/ (- 1.0 (cos x)) (sin x))
  (exp (exp (/ (- 1.0 (cos x)) (sin x))))
  (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))
  (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))
  (pow (exp (/ (- 1.0 (cos x)) (sin x))) 3)
  (sqrt (exp (/ (- 1.0 (cos x)) (sin x))))
  (sqrt (exp (/ (- 1.0 (cos x)) (sin x))))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (log (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (pow (/ (- 1.0 (cos x)) (sin x)) 3)
  (* (cbrt (/ (- 1.0 (cos x)) (sin x))) (cbrt (/ (- 1.0 (cos x)) (sin x))))
  (cbrt (/ (- 1.0 (cos x)) (sin x)))
  (pow (/ (- 1.0 (cos x)) (sin x)) 3)
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (sqrt (/ (- 1.0 (cos x)) (sin x)))
  (- (cos x) 1.0)
  (- (sin x))
  (/ 1.0 (sin x))
  (/ (cos x) (sin x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (sin x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt (sin x)))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (/ (cbrt (- 1.0 (cos x))) (sin x))
  (/ (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (sin x)))
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  1
  (/ (- 1.0 (cos x)) (sin x))
  (/ (+ (sqrt (cos x)) (sqrt 1.0)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt (sin x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt (sin x)))
  (+ (sqrt (cos x)) (sqrt 1.0))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sin x))
  (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (cbrt (sin x)))
  (/ 1 (sqrt (sin x)))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  1
  (/ (- 1.0 (cos x)) (sin x))
  (/ 1 (sin x))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) (* (cbrt (sin x)) (cbrt (sin x))))
  (/ (- 1.0 (cos x)) (sqrt (sin x)))
  (- 1.0 (cos x))
  (/ (sin x) (cbrt (- 1.0 (cos x))))
  (/ (sin x) (sqrt (- 1.0 (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (/ (sin x) (- (sqrt 1.0) (sqrt (cos x))))
  (/ (sin x) (- 1.0 (cos x)))
  (* (sin x) (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0)))
  (* (sin x) (+ 1.0 (cos x)))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
  (+ 1 (* x (+ (* x 1/8) 1/2)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (exp (/ (- 1.0 (cos x)) (sin x)))
  (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x)))
  (/ (- 1.0 (cos x)) (sin x))
  (/ (- 1.0 (cos x)) (sin x))
5.677 * * * [progress]: adding candidates to table
5.948 * [progress]: [Phase 3 of 3] Extracting.
5.948 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (exp (+ (log (sqrt (- 1.0 (cos x)))) (log (sqrt (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (+ (cos x) 1.0) (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)))) (+ (cos x) 1.0)) (sin x)))> #<alt (λ (x) (/ (exp (log (- (* 1.0 1.0) (* (cos x) (cos x))))) (* (+ 1.0 (cos x)) (sin x))))> #<alt (λ (x) (/ (exp (* (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x))))) (cbrt (log (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- 1.0 (cos x))) (* (+ (cos x) 1.0) (- (cos x) 1.0))) (sin x)))> #<alt (λ (x) (/ (pow E (log (- 1.0 (cos x)))) (sin x)))> #<alt (λ (x) (log (cbrt (pow (exp (/ (- 1.0 (cos x)) (sin x))) 3))))> #<alt (λ (x) (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x))))> #<alt (λ (x) (log (* (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))) (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (* (/ (- 1.0 (cos x)) (cbrt (sin x))) (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (- (log (- (* 1.0 1.0) (* (cos x) (cos x)))) (log (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (+ (* 2 (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))) (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (log (exp (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0))) (sin x)))))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- (* 1.0 1.0) (* (cos x) (cos x)))) (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (log (pow (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))) (/ (- 1.0 (cos x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (+ (log (+ (sqrt 1.0) (sqrt (cos x)))) (log (- (sqrt 1.0) (sqrt (cos x)))))) (sin x)))> #<alt (λ (x) (log (* (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (/ (- 1.0 (cos x)) (sin x)))> #<alt (λ (x) (cbrt (pow (/ (- 1.0 (cos x)) (sin x)) 3)))>)
5.952 * * * [regime-changes]: Trying 2 branch expressions: ((/ (- 1.0 (cos x)) (sin x)) x)
5.952 * * * * [regimes]: Trying to branch on (/ (- 1.0 (cos x)) (sin x)) from (#<alt (λ (x) (/ (exp (+ (log (sqrt (- 1.0 (cos x)))) (log (sqrt (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (+ (cos x) 1.0) (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)))) (+ (cos x) 1.0)) (sin x)))> #<alt (λ (x) (/ (exp (log (- (* 1.0 1.0) (* (cos x) (cos x))))) (* (+ 1.0 (cos x)) (sin x))))> #<alt (λ (x) (/ (exp (* (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x))))) (cbrt (log (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- 1.0 (cos x))) (* (+ (cos x) 1.0) (- (cos x) 1.0))) (sin x)))> #<alt (λ (x) (/ (pow E (log (- 1.0 (cos x)))) (sin x)))> #<alt (λ (x) (log (cbrt (pow (exp (/ (- 1.0 (cos x)) (sin x))) 3))))> #<alt (λ (x) (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x))))> #<alt (λ (x) (log (* (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))) (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (* (/ (- 1.0 (cos x)) (cbrt (sin x))) (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (- (log (- (* 1.0 1.0) (* (cos x) (cos x)))) (log (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (+ (* 2 (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))) (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (log (exp (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0))) (sin x)))))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- (* 1.0 1.0) (* (cos x) (cos x)))) (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (log (pow (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))) (/ (- 1.0 (cos x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (+ (log (+ (sqrt 1.0) (sqrt (cos x)))) (log (- (sqrt 1.0) (sqrt (cos x)))))) (sin x)))> #<alt (λ (x) (log (* (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (/ (- 1.0 (cos x)) (sin x)))> #<alt (λ (x) (cbrt (pow (/ (- 1.0 (cos x)) (sin x)) 3)))>)
6.031 * * * * [regimes]: Trying to branch on (/ (- 1.0 (cos x)) (sin x)) from (#<alt (λ (x) (log (cbrt (pow (exp (/ (- 1.0 (cos x)) (sin x))) 3))))> #<alt (λ (x) (log (* (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))) (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (+ (* 2 (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))) (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (log (* (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (/ (- 1.0 (cos x)) (sin x)))> #<alt (λ (x) (cbrt (pow (/ (- 1.0 (cos x)) (sin x)) 3)))>)
6.060 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (exp (+ (log (sqrt (- 1.0 (cos x)))) (log (sqrt (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (+ (cos x) 1.0) (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)))) (+ (cos x) 1.0)) (sin x)))> #<alt (λ (x) (/ (exp (log (- (* 1.0 1.0) (* (cos x) (cos x))))) (* (+ 1.0 (cos x)) (sin x))))> #<alt (λ (x) (/ (exp (* (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x))))) (cbrt (log (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- 1.0 (cos x))) (* (+ (cos x) 1.0) (- (cos x) 1.0))) (sin x)))> #<alt (λ (x) (/ (pow E (log (- 1.0 (cos x)))) (sin x)))> #<alt (λ (x) (log (cbrt (pow (exp (/ (- 1.0 (cos x)) (sin x))) 3))))> #<alt (λ (x) (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x))))> #<alt (λ (x) (log (* (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))) (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (* (/ (- 1.0 (cos x)) (cbrt (sin x))) (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (- (log (- (* 1.0 1.0) (* (cos x) (cos x)))) (log (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (+ (* 2 (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))) (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (log (exp (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0))) (sin x)))))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- (* 1.0 1.0) (* (cos x) (cos x)))) (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (log (pow (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))) (/ (- 1.0 (cos x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (+ (log (+ (sqrt 1.0) (sqrt (cos x)))) (log (- (sqrt 1.0) (sqrt (cos x)))))) (sin x)))> #<alt (λ (x) (log (* (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (/ (- 1.0 (cos x)) (sin x)))> #<alt (λ (x) (cbrt (pow (/ (- 1.0 (cos x)) (sin x)) 3)))>)
6.140 * * * [regime]: Found split indices: #<option (#s(si 17 61) #s(si 7 180) #s(si 5 255))>
6.141 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x) (/ (exp (+ (log (sqrt (- 1.0 (cos x)))) (log (sqrt (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (+ (cos x) 1.0) (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)))) (+ (cos x) 1.0)) (sin x)))> #<alt (λ (x) (/ (exp (log (- (* 1.0 1.0) (* (cos x) (cos x))))) (* (+ 1.0 (cos x)) (sin x))))> #<alt (λ (x) (/ (exp (* (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x))))) (cbrt (log (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- 1.0 (cos x))) (* (+ (cos x) 1.0) (- (cos x) 1.0))) (sin x)))> #<alt (λ (x) (/ (pow E (log (- 1.0 (cos x)))) (sin x)))> #<alt (λ (x) (log (cbrt (pow (exp (/ (- 1.0 (cos x)) (sin x))) 3))))> #<alt (λ (x) (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x))))> #<alt (λ (x) (log (* (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))) (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (* (/ (- 1.0 (cos x)) (cbrt (sin x))) (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (- (log (- (* 1.0 1.0) (* (cos x) (cos x)))) (log (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (+ (* 2 (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))) (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (log (exp (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0))) (sin x)))))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- (* 1.0 1.0) (* (cos x) (cos x)))) (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (log (pow (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))) (/ (- 1.0 (cos x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (+ (log (+ (sqrt 1.0) (sqrt (cos x)))) (log (- (sqrt 1.0) (sqrt (cos x)))))) (sin x)))> #<alt (λ (x) (log (* (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (/ (- 1.0 (cos x)) (sin x)))> #<alt (λ (x) (cbrt (pow (/ (- 1.0 (cos x)) (sin x)) 3)))>)
6.222 * [regimes]: Found splitpoints: (#s(sp 17 x -0.019541465084207187) #s(sp 7 x 0.023267676544555443) #s(sp 5 x +nan.0)) , with alts (#<alt (λ (x) (/ (exp (+ (log (sqrt (- 1.0 (cos x)))) (log (sqrt (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (+ (cos x) 1.0) (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)))) (+ (cos x) 1.0)) (sin x)))> #<alt (λ (x) (/ (exp (log (- (* 1.0 1.0) (* (cos x) (cos x))))) (* (+ 1.0 (cos x)) (sin x))))> #<alt (λ (x) (/ (exp (* (* (cbrt (log (- 1.0 (cos x)))) (cbrt (log (- 1.0 (cos x))))) (cbrt (log (- 1.0 (cos x)))))) (sin x)))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- 1.0 (cos x))) (* (+ (cos x) 1.0) (- (cos x) 1.0))) (sin x)))> #<alt (λ (x) (/ (pow E (log (- 1.0 (cos x)))) (sin x)))> #<alt (λ (x) (log (cbrt (pow (exp (/ (- 1.0 (cos x)) (sin x))) 3))))> #<alt (λ (x) (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x))))> #<alt (λ (x) (log (* (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))) (sqrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (* (/ (- 1.0 (cos x)) (cbrt (sin x))) (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (- (log (- (* 1.0 1.0) (* (cos x) (cos x)))) (log (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (+ (* 2 (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))) (log (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (log (exp (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ 1.0 (cos x))) (* 1.0 1.0))) (sin x)))))> #<alt (λ (x) (/ (/ (* (- (* (cos x) (cos x)) (* 1.0 1.0)) (- (* 1.0 1.0) (* (cos x) (cos x)))) (* (+ (cos x) 1.0) (* (- (cos x) 1.0) (+ 1.0 (cos x))))) (sin x)))> #<alt (λ (x) (log (pow (exp (/ 1 (* (cbrt (sin x)) (cbrt (sin x))))) (/ (- 1.0 (cos x)) (cbrt (sin x))))))> #<alt (λ (x) (/ (exp (+ (log (+ (sqrt 1.0) (sqrt (cos x)))) (log (- (sqrt 1.0) (sqrt (cos x)))))) (sin x)))> #<alt (λ (x) (log (* (* (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x))))) (cbrt (exp (/ (- 1.0 (cos x)) (sin x)))))))> #<alt (λ (x) (/ (- 1.0 (cos x)) (sin x)))> #<alt (λ (x) (cbrt (pow (/ (- 1.0 (cos x)) (sin x)) 3)))>)
6.222 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (if (<= x -0.019541465084207187) (/ (- 1.0 (cos x)) (sin x)) (if (<= x 0.023267676544555443) (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x))) (/ (pow E (log (- 1.0 (cos x)))) (sin x))))
6.223 * * [simplify]: iteration  0 :  28  enodes  (cost  40 )
6.224 * * [simplify]: iteration  1 :  35  enodes  (cost  40 )
6.225 * * [simplify]: iteration  2 :  37  enodes  (cost  40 )
6.226 * * [simplify]: iteration  done :  37  enodes  (cost  40 )
6.226 * [simplify]: Simplified to:
   (if (<= x -0.019541465084207187) (/ (- 1.0 (cos x)) (sin x)) (if (<= x 0.023267676544555443) (+ (* 1/24 (pow x 3)) (+ (* 1/240 (pow x 5)) (* 1/2 x))) (/ (pow E (log (- 1.0 (cos x)))) (sin x))))
11.187 * [regime-testing]: Baseline error score: 30.086446426535108
11.188 * [regime-testing]: Oracle error score: 0.18685410882524806
11.190 * [regime-testing]: End program error score: 0.4790191034675485
11.213 * [regime-testing]: Target error score: 0.00025003125390673836