20.358 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.051 * * * [progress]: [2/2] Setting up program.
0.052 * [progress]: [Phase 2 of 3] Improving.
0.052 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- 1.0 (cos x)) (* x x))
0.054 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.056 * * [simplify]: iteration  1 :  21  enodes  (cost  4 )
0.057 * * [simplify]: iteration  2 :  26  enodes  (cost  4 )
0.058 * * [simplify]: iteration  3 :  28  enodes  (cost  4 )
0.059 * * [simplify]: iteration  4 :  28  enodes  (cost  4 )
0.059 * [simplify]: Simplified to:
   (/ (- 1.0 (cos x)) (* x x))
0.059 * * [progress]: iteration 1 / 4
0.059 * * * [progress]: picking best candidate
0.061 * * * * [pick]: Picked  #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))>
0.061 * * * [progress]: localizing error
0.067 * * * [progress]: generating rewritten candidates
0.067 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.071 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.073 * * * [progress]: generating series expansions
0.073 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.073 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in (x) around 0
0.073 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.073 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.073 * [taylor]: Taking taylor expansion of 1.0 in x
0.073 * [taylor]: Taking taylor expansion of (cos x) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.077 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.077 * [taylor]: Taking taylor expansion of 1.0 in x
0.077 * [taylor]: Taking taylor expansion of (cos x) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.092 * [approximate]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.092 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.092 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.092 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.092 * [taylor]: Taking taylor expansion of 1.0 in x
0.092 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.093 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.093 * [taylor]: Taking taylor expansion of 1.0 in x
0.093 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.111 * [approximate]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in (x) around 0
0.111 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.111 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.111 * [taylor]: Taking taylor expansion of 1.0 in x
0.111 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.111 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.111 * [taylor]: Taking taylor expansion of -1 in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.111 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.111 * [taylor]: Taking taylor expansion of 1.0 in x
0.111 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.111 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.111 * [taylor]: Taking taylor expansion of -1 in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.112 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.122 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.122 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
0.122 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.122 * [taylor]: Taking taylor expansion of 1.0 in x
0.122 * [taylor]: Taking taylor expansion of (cos x) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.122 * [taylor]: Taking taylor expansion of 1.0 in x
0.122 * [taylor]: Taking taylor expansion of (cos x) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.132 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
0.132 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.132 * [taylor]: Taking taylor expansion of 1.0 in x
0.132 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.133 * [taylor]: Taking taylor expansion of 1.0 in x
0.133 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.136 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
0.136 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.136 * [taylor]: Taking taylor expansion of 1.0 in x
0.136 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.136 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.136 * [taylor]: Taking taylor expansion of -1 in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.137 * [taylor]: Taking taylor expansion of 1.0 in x
0.137 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.137 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.137 * [taylor]: Taking taylor expansion of -1 in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.140 * * * [progress]: simplifying candidates
0.140 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (- 1.0 (cos x)))
  (- (* x x))
  (/ 1.0 (* x x))
  (/ (cos x) (* x x))
  (/ 1 (* x x))
  (/ (* x x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) x)
  (* (* x x) (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))
  (* (* x x) (+ 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))
  (- (cos x))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (/ (- 1.0 (cos x)) (pow x 2))
  (/ (- 1.0 (cos x)) (pow x 2))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
0.143 * * [simplify]: iteration  0 :  124  enodes  (cost  81 )
0.146 * * [simplify]: iteration  1 :  396  enodes  (cost  81 )
0.152 * * [simplify]: iteration  2 :  1050  enodes  (cost  81 )
0.176 * * [simplify]: iteration  3 :  4200  enodes  (cost  80 )
0.299 * * [simplify]: iteration  4 :  5001  enodes  (cost  80 )
0.299 * [simplify]: Simplified to:
   (- (cos x) 1.0)
  (- (* x x))
  (/ 1.0 (* x x))
  (/ (cos x) (* x x))
  (/ 1 (* x x))
  (/ (* x x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) x)
  (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) (pow x 2))
  (* (* x x) (+ 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 (cos x))
  (- (cos x))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (/ (- 1.0 (cos x)) (pow x 2))
  (/ (- 1.0 (cos x)) (pow x 2))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
0.300 * * * [progress]: adding candidates to table
0.337 * * [progress]: iteration 2 / 4
0.337 * * * [progress]: picking best candidate
0.348 * * * * [pick]: Picked  #<alt (λ (x) (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))>
0.348 * * * [progress]: localizing error
0.358 * * * [progress]: generating rewritten candidates
0.358 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.363 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.366 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1)
0.369 * * * [progress]: generating series expansions
0.369 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.369 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in (x) around 0
0.369 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in x
0.369 * [taylor]: Taking taylor expansion of (+ (* 1/720 (pow x 4)) 1/2) in x
0.369 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.369 * [taylor]: Taking taylor expansion of 1/720 in x
0.369 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of 1/2 in x
0.369 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.369 * [taylor]: Taking taylor expansion of 1/24 in x
0.369 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in x
0.369 * [taylor]: Taking taylor expansion of (+ (* 1/720 (pow x 4)) 1/2) in x
0.370 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.370 * [taylor]: Taking taylor expansion of 1/720 in x
0.370 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of 1/2 in x
0.370 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.370 * [taylor]: Taking taylor expansion of 1/24 in x
0.370 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.377 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.377 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.377 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.377 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.377 * [taylor]: Taking taylor expansion of 1/720 in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.377 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of 1/2 in x
0.377 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.377 * [taylor]: Taking taylor expansion of 1/24 in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.378 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.378 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.378 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.378 * [taylor]: Taking taylor expansion of 1/720 in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.378 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.379 * [taylor]: Taking taylor expansion of 1/2 in x
0.379 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.379 * [taylor]: Taking taylor expansion of 1/24 in x
0.379 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.379 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.395 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.395 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.395 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.395 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.395 * [taylor]: Taking taylor expansion of 1/720 in x
0.395 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.395 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.395 * [taylor]: Taking taylor expansion of x in x
0.395 * [taylor]: Taking taylor expansion of 1/2 in x
0.396 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.396 * [taylor]: Taking taylor expansion of 1/24 in x
0.396 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.396 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.396 * [taylor]: Taking taylor expansion of x in x
0.396 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.396 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.396 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.396 * [taylor]: Taking taylor expansion of 1/720 in x
0.396 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.396 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.396 * [taylor]: Taking taylor expansion of x in x
0.397 * [taylor]: Taking taylor expansion of 1/2 in x
0.397 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.397 * [taylor]: Taking taylor expansion of 1/24 in x
0.397 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.397 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.397 * [taylor]: Taking taylor expansion of x in x
0.417 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.417 * [approximate]: Taking taylor expansion of (* 1/24 (pow x 2)) in (x) around 0
0.417 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.417 * [taylor]: Taking taylor expansion of 1/24 in x
0.417 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.417 * [taylor]: Taking taylor expansion of x in x
0.417 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.417 * [taylor]: Taking taylor expansion of 1/24 in x
0.417 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.417 * [taylor]: Taking taylor expansion of x in x
0.425 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.425 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.425 * [taylor]: Taking taylor expansion of 1/24 in x
0.425 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.426 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.426 * [taylor]: Taking taylor expansion of 1/24 in x
0.426 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.426 * [taylor]: Taking taylor expansion of x in x
0.433 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.433 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.433 * [taylor]: Taking taylor expansion of 1/24 in x
0.433 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.433 * [taylor]: Taking taylor expansion of x in x
0.434 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.434 * [taylor]: Taking taylor expansion of 1/24 in x
0.434 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.434 * [taylor]: Taking taylor expansion of x in x
0.441 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 1)
0.442 * [approximate]: Taking taylor expansion of (* 1/720 (pow x 4)) in (x) around 0
0.442 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.442 * [taylor]: Taking taylor expansion of 1/720 in x
0.442 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.442 * [taylor]: Taking taylor expansion of x in x
0.442 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.442 * [taylor]: Taking taylor expansion of 1/720 in x
0.442 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.442 * [taylor]: Taking taylor expansion of x in x
0.454 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.454 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.454 * [taylor]: Taking taylor expansion of 1/720 in x
0.454 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.454 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.455 * [taylor]: Taking taylor expansion of 1/720 in x
0.455 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.466 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.466 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.466 * [taylor]: Taking taylor expansion of 1/720 in x
0.466 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.466 * [taylor]: Taking taylor expansion of x in x
0.467 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.467 * [taylor]: Taking taylor expansion of 1/720 in x
0.467 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.467 * [taylor]: Taking taylor expansion of x in x
0.478 * * * [progress]: simplifying candidates
0.478 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow (+ (* 1/720 (pow x 4)) 1/2) 3) (pow (* 1/24 (pow x 2)) 3))
  (+ (* (+ (* 1/720 (pow x 4)) 1/2) (+ (* 1/720 (pow x 4)) 1/2)) (+ (* (* 1/24 (pow x 2)) (* 1/24 (pow x 2))) (* (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))))
  (- (* 1/24 (pow x 2)))
  (- (* (+ (* 1/720 (pow x 4)) 1/2) (+ (* 1/720 (pow x 4)) 1/2)) (* (* 1/24 (pow x 2)) (* 1/24 (pow x 2))))
  (+ (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (- 1/2 (* 1/24 (pow x 2)))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/24 (pow x 2)))
  (* 1/24 x)
  (* 1/24 (pow x (/ 2 2)))
  (* 1/720 (pow x (/ 4 2)))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
0.481 * * [simplify]: iteration  0 :  94  enodes  (cost  92 )
0.483 * * [simplify]: iteration  1 :  353  enodes  (cost  90 )
0.492 * * [simplify]: iteration  2 :  1717  enodes  (cost  86 )
0.554 * * [simplify]: iteration  3 :  5001  enodes  (cost  86 )
0.555 * [simplify]: Simplified to:
   (- (pow (+ (* 1/720 (pow x 4)) 1/2) 3) (pow (* 1/24 (pow x 2)) 3))
  (+ (* (+ (* 1/720 (pow x 4)) 1/2) (+ (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))) (* (pow x 4) 1/576))
  (- (* 1/24 (pow x 2)))
  (+ (* (- 1/576) (pow x 4)) (* (+ (* 1/720 (pow x 4)) 1/2) (+ (* 1/720 (pow x 4)) 1/2)))
  (+ (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (- 1/2 (* 1/24 (pow x 2)))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/24 (pow x 2)))
  (* x 1/24)
  (* x 1/24)
  (* 1/720 (pow x 2))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
0.555 * * * [progress]: adding candidates to table
0.585 * * [progress]: iteration 3 / 4
0.585 * * * [progress]: picking best candidate
0.596 * * * * [pick]: Picked  #<alt (λ (x) (+ 1/2 (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))))>
0.596 * * * [progress]: localizing error
0.605 * * * [progress]: generating rewritten candidates
0.605 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2)
0.611 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 2)
0.613 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1)
0.616 * * * [progress]: generating series expansions
0.616 * * * * [progress]: [ 1 / 3 ] generating series at (2 2)
0.616 * [approximate]: Taking taylor expansion of (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2))) in (x) around 0
0.616 * [taylor]: Taking taylor expansion of (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2))) in x
0.616 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.616 * [taylor]: Taking taylor expansion of 1/720 in x
0.617 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.617 * [taylor]: Taking taylor expansion of x in x
0.617 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.617 * [taylor]: Taking taylor expansion of 1/24 in x
0.617 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.617 * [taylor]: Taking taylor expansion of x in x
0.617 * [taylor]: Taking taylor expansion of (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2))) in x
0.617 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.617 * [taylor]: Taking taylor expansion of 1/720 in x
0.617 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.617 * [taylor]: Taking taylor expansion of x in x
0.617 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.617 * [taylor]: Taking taylor expansion of 1/24 in x
0.617 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.617 * [taylor]: Taking taylor expansion of x in x
0.649 * [approximate]: Taking taylor expansion of (- (* 1/720 (/ 1 (pow x 4))) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.649 * [taylor]: Taking taylor expansion of (- (* 1/720 (/ 1 (pow x 4))) (* 1/24 (/ 1 (pow x 2)))) in x
0.649 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.649 * [taylor]: Taking taylor expansion of 1/720 in x
0.649 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.649 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.649 * [taylor]: Taking taylor expansion of x in x
0.650 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.650 * [taylor]: Taking taylor expansion of 1/24 in x
0.650 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.650 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.650 * [taylor]: Taking taylor expansion of x in x
0.651 * [taylor]: Taking taylor expansion of (- (* 1/720 (/ 1 (pow x 4))) (* 1/24 (/ 1 (pow x 2)))) in x
0.651 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.651 * [taylor]: Taking taylor expansion of 1/720 in x
0.651 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.651 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.651 * [taylor]: Taking taylor expansion of x in x
0.652 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.652 * [taylor]: Taking taylor expansion of 1/24 in x
0.652 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.652 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.652 * [taylor]: Taking taylor expansion of x in x
0.688 * [approximate]: Taking taylor expansion of (- (* 1/720 (/ 1 (pow x 4))) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.688 * [taylor]: Taking taylor expansion of (- (* 1/720 (/ 1 (pow x 4))) (* 1/24 (/ 1 (pow x 2)))) in x
0.688 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.688 * [taylor]: Taking taylor expansion of 1/720 in x
0.688 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.688 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.688 * [taylor]: Taking taylor expansion of x in x
0.689 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.689 * [taylor]: Taking taylor expansion of 1/24 in x
0.689 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.689 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.689 * [taylor]: Taking taylor expansion of x in x
0.689 * [taylor]: Taking taylor expansion of (- (* 1/720 (/ 1 (pow x 4))) (* 1/24 (/ 1 (pow x 2)))) in x
0.689 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.689 * [taylor]: Taking taylor expansion of 1/720 in x
0.689 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.689 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.689 * [taylor]: Taking taylor expansion of x in x
0.690 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.690 * [taylor]: Taking taylor expansion of 1/24 in x
0.690 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.690 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.690 * [taylor]: Taking taylor expansion of x in x
0.733 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 2)
0.733 * [approximate]: Taking taylor expansion of (* 1/24 (pow x 2)) in (x) around 0
0.733 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.733 * [taylor]: Taking taylor expansion of 1/24 in x
0.733 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.733 * [taylor]: Taking taylor expansion of x in x
0.733 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.733 * [taylor]: Taking taylor expansion of 1/24 in x
0.733 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.733 * [taylor]: Taking taylor expansion of x in x
0.741 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.741 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.741 * [taylor]: Taking taylor expansion of 1/24 in x
0.741 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.741 * [taylor]: Taking taylor expansion of x in x
0.742 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.742 * [taylor]: Taking taylor expansion of 1/24 in x
0.742 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.742 * [taylor]: Taking taylor expansion of x in x
0.750 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.750 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.750 * [taylor]: Taking taylor expansion of 1/24 in x
0.750 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.750 * [taylor]: Taking taylor expansion of x in x
0.750 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.750 * [taylor]: Taking taylor expansion of 1/24 in x
0.750 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.750 * [taylor]: Taking taylor expansion of x in x
0.758 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1)
0.758 * [approximate]: Taking taylor expansion of (* 1/720 (pow x 4)) in (x) around 0
0.758 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.758 * [taylor]: Taking taylor expansion of 1/720 in x
0.758 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.758 * [taylor]: Taking taylor expansion of x in x
0.758 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.758 * [taylor]: Taking taylor expansion of 1/720 in x
0.758 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.758 * [taylor]: Taking taylor expansion of x in x
0.770 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.770 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.770 * [taylor]: Taking taylor expansion of 1/720 in x
0.770 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.770 * [taylor]: Taking taylor expansion of x in x
0.771 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.771 * [taylor]: Taking taylor expansion of 1/720 in x
0.771 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.771 * [taylor]: Taking taylor expansion of x in x
0.783 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.783 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.783 * [taylor]: Taking taylor expansion of 1/720 in x
0.783 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.783 * [taylor]: Taking taylor expansion of x in x
0.783 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.784 * [taylor]: Taking taylor expansion of 1/720 in x
0.784 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.784 * [taylor]: Taking taylor expansion of x in x
0.795 * * * [progress]: simplifying candidates
0.795 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow (* 1/720 (pow x 4)) 3) (pow (* 1/24 (pow x 2)) 3))
  (+ (* (* 1/720 (pow x 4)) (* 1/720 (pow x 4))) (+ (* (* 1/24 (pow x 2)) (* 1/24 (pow x 2))) (* (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))))
  (- (* 1/24 (pow x 2)))
  (- (* (* 1/720 (pow x 4)) (* 1/720 (pow x 4))) (* (* 1/24 (pow x 2)) (* 1/24 (pow x 2))))
  (+ (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/24 (pow x 2)))
  (* 1/24 x)
  (* 1/24 (pow x (/ 2 2)))
  (* 1/720 (pow x (/ 4 2)))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
0.798 * * [simplify]: iteration  0 :  87  enodes  (cost  72 )
0.800 * * [simplify]: iteration  1 :  292  enodes  (cost  67 )
0.809 * * [simplify]: iteration  2 :  1404  enodes  (cost  64 )
0.862 * * [simplify]: iteration  3 :  5001  enodes  (cost  62 )
0.863 * [simplify]: Simplified to:
   (- (pow (* 1/720 (pow x 4)) 3) (pow (* 1/24 (pow x 2)) 3))
  (* (pow x 4) (+ (+ 1/576 (* (pow x 4) 1/518400)) (* (pow x 2) 1/17280)))
  (- (* 1/24 (pow x 2)))
  (* (pow x 4) (- (* (pow x 4) 1/518400) 1/576))
  (+ (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/24 (pow x 2)))
  (* x 1/24)
  (* x 1/24)
  (* 1/720 (pow x 2))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
  (* 1/720 (pow x 4))
0.863 * * * [progress]: adding candidates to table
0.889 * * [progress]: iteration 4 / 4
0.890 * * * [progress]: picking best candidate
0.898 * * * * [pick]: Picked  #<alt (λ (x) (/ (/ (- 1.0 (cos x)) x) x))>
0.898 * * * [progress]: localizing error
0.904 * * * [progress]: generating rewritten candidates
0.904 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1)
0.906 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1)
0.910 * * * * [progress]: [ 3 / 3 ] rewriting at (2)
0.915 * * * [progress]: generating series expansions
0.915 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1)
0.915 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
0.915 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.915 * [taylor]: Taking taylor expansion of 1.0 in x
0.915 * [taylor]: Taking taylor expansion of (cos x) in x
0.915 * [taylor]: Taking taylor expansion of x in x
0.915 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.915 * [taylor]: Taking taylor expansion of 1.0 in x
0.915 * [taylor]: Taking taylor expansion of (cos x) in x
0.915 * [taylor]: Taking taylor expansion of x in x
0.925 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
0.925 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.925 * [taylor]: Taking taylor expansion of 1.0 in x
0.925 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.925 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.925 * [taylor]: Taking taylor expansion of x in x
0.926 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.926 * [taylor]: Taking taylor expansion of 1.0 in x
0.926 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.926 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.926 * [taylor]: Taking taylor expansion of x in x
0.929 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
0.929 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.929 * [taylor]: Taking taylor expansion of 1.0 in x
0.929 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.929 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.929 * [taylor]: Taking taylor expansion of -1 in x
0.929 * [taylor]: Taking taylor expansion of x in x
0.929 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.929 * [taylor]: Taking taylor expansion of 1.0 in x
0.930 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.930 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.930 * [taylor]: Taking taylor expansion of -1 in x
0.930 * [taylor]: Taking taylor expansion of x in x
0.933 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
0.933 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in (x) around 0
0.933 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
0.933 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.933 * [taylor]: Taking taylor expansion of 1.0 in x
0.933 * [taylor]: Taking taylor expansion of (cos x) in x
0.933 * [taylor]: Taking taylor expansion of x in x
0.933 * [taylor]: Taking taylor expansion of x in x
0.936 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
0.936 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.936 * [taylor]: Taking taylor expansion of 1.0 in x
0.936 * [taylor]: Taking taylor expansion of (cos x) in x
0.936 * [taylor]: Taking taylor expansion of x in x
0.936 * [taylor]: Taking taylor expansion of x in x
0.952 * [approximate]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.952 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
0.952 * [taylor]: Taking taylor expansion of x in x
0.952 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.952 * [taylor]: Taking taylor expansion of 1.0 in x
0.952 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.952 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.952 * [taylor]: Taking taylor expansion of x in x
0.953 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
0.953 * [taylor]: Taking taylor expansion of x in x
0.953 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.953 * [taylor]: Taking taylor expansion of 1.0 in x
0.953 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.953 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.953 * [taylor]: Taking taylor expansion of x in x
0.964 * [approximate]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in (x) around 0
0.964 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
0.964 * [taylor]: Taking taylor expansion of -1 in x
0.964 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
0.964 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.964 * [taylor]: Taking taylor expansion of 1.0 in x
0.964 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.964 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.964 * [taylor]: Taking taylor expansion of -1 in x
0.964 * [taylor]: Taking taylor expansion of x in x
0.965 * [taylor]: Taking taylor expansion of x in x
0.965 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
0.965 * [taylor]: Taking taylor expansion of -1 in x
0.965 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
0.965 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.965 * [taylor]: Taking taylor expansion of 1.0 in x
0.965 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.965 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.965 * [taylor]: Taking taylor expansion of -1 in x
0.965 * [taylor]: Taking taylor expansion of x in x
0.965 * [taylor]: Taking taylor expansion of x in x
0.980 * * * * [progress]: [ 3 / 3 ] generating series at (2)
0.980 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in (x) around 0
0.980 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.980 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.980 * [taylor]: Taking taylor expansion of 1.0 in x
0.980 * [taylor]: Taking taylor expansion of (cos x) in x
0.980 * [taylor]: Taking taylor expansion of x in x
0.980 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.980 * [taylor]: Taking taylor expansion of x in x
0.983 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.983 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.983 * [taylor]: Taking taylor expansion of 1.0 in x
0.983 * [taylor]: Taking taylor expansion of (cos x) in x
0.983 * [taylor]: Taking taylor expansion of x in x
0.983 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.983 * [taylor]: Taking taylor expansion of x in x
0.998 * [approximate]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.998 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.998 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.998 * [taylor]: Taking taylor expansion of x in x
0.998 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.998 * [taylor]: Taking taylor expansion of 1.0 in x
0.998 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.998 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.998 * [taylor]: Taking taylor expansion of x in x
0.999 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.999 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.999 * [taylor]: Taking taylor expansion of x in x
0.999 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.999 * [taylor]: Taking taylor expansion of 1.0 in x
0.999 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.999 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.999 * [taylor]: Taking taylor expansion of x in x
1.011 * [approximate]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in (x) around 0
1.011 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
1.011 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.011 * [taylor]: Taking taylor expansion of 1.0 in x
1.011 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.011 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.011 * [taylor]: Taking taylor expansion of -1 in x
1.011 * [taylor]: Taking taylor expansion of x in x
1.012 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.012 * [taylor]: Taking taylor expansion of x in x
1.012 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
1.012 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.012 * [taylor]: Taking taylor expansion of 1.0 in x
1.012 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.012 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.012 * [taylor]: Taking taylor expansion of -1 in x
1.012 * [taylor]: Taking taylor expansion of x in x
1.012 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.012 * [taylor]: Taking taylor expansion of x in x
1.023 * * * [progress]: simplifying candidates
1.023 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (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))
  (- (cos x))
  (- (- 1.0 (cos x)))
  (- x)
  (/ 1.0 x)
  (/ (cos x) x)
  (/ 1 x)
  (/ x (- 1.0 (cos x)))
  (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))
  (* x (+ 1.0 (cos x)))
  (- (/ (- 1.0 (cos x)) x))
  (- x)
  (/ (/ 1.0 x) x)
  (/ (/ (cos x) x) x)
  (/ 1 x)
  (/ x (/ (- 1.0 (cos x)) x))
  (/ x (/ 1 x))
  (* x x)
  (* x (- x))
  (* x (/ x (- 1.0 (cos x))))
  (* x (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (* x (* 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))
  (- (+ (* 1/2 x) (* 1/720 (pow x 5))) (* 1/24 (pow x 3)))
  (/ (- 1.0 (cos x)) x)
  (* -1 (/ (- (cos x) 1.0) x))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (/ (- 1.0 (cos x)) (pow x 2))
  (/ (- 1.0 (cos x)) (pow x 2))
1.031 * * [simplify]: iteration  0 :  163  enodes  (cost  118 )
1.034 * * [simplify]: iteration  1 :  458  enodes  (cost  117 )
1.042 * * [simplify]: iteration  2 :  1640  enodes  (cost  115 )
1.085 * * [simplify]: iteration  3 :  5001  enodes  (cost  114 )
1.086 * [simplify]: Simplified to:
   (- (pow 1.0 3) (pow (cos x) 3))
  (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))
  (* -1 (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (* -1 (cos x))
  (- (cos x) 1.0)
  (- x)
  (/ 1.0 x)
  (/ (cos x) x)
  (/ 1 x)
  (/ x (- 1.0 (cos x)))
  (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x)
  (* x (+ 1.0 (cos x)))
  (/ (- (cos x) 1.0) x)
  (- x)
  (/ (/ 1.0 x) x)
  (/ (/ (cos x) x) x)
  (/ 1 x)
  (* x (/ x (- 1.0 (cos x))))
  (pow x 2)
  (pow x 2)
  (* x (- x))
  (* x (/ x (- 1.0 (cos x))))
  (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)
  (* x (* 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))
  (- (+ (* 1/2 x) (* 1/720 (pow x 5))) (* 1/24 (pow x 3)))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) x)
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (/ (- 1.0 (cos x)) (pow x 2))
  (/ (- 1.0 (cos x)) (pow x 2))
1.086 * * * [progress]: adding candidates to table
1.129 * [progress]: [Phase 3 of 3] Extracting.
1.129 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (- (pow 1.0 3) (pow (cos x) 3)) (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)))> #<alt (λ (x) (+ 1/2 (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))) (* x x)))> #<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (+ 1.0 (cos x))) (* x x)))> #<alt (λ (x) (/ 1 (/ (* x x) (- 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- 1.0 (cos x)) (/ 1 x)) x))> #<alt (λ (x) (/ (- (/ 1.0 x) (/ (cos x) x)) x))>)
1.130 * * * [regime-changes]: Trying 1 branch expressions: (x)
1.130 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (- (pow 1.0 3) (pow (cos x) 3)) (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)))> #<alt (λ (x) (+ 1/2 (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))) (* x x)))> #<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (+ 1.0 (cos x))) (* x x)))> #<alt (λ (x) (/ 1 (/ (* x x) (- 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- 1.0 (cos x)) (/ 1 x)) x))> #<alt (λ (x) (/ (- (/ 1.0 x) (/ (cos x) x)) x))>)
1.166 * * * [regime]: Found split indices: #<option (#s(si 5 68) #s(si 1 200) #s(si 6 255))>
1.167 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x) (/ (- (pow 1.0 3) (pow (cos x) 3)) (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)))> #<alt (λ (x) (+ 1/2 (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))) (* x x)))> #<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (+ 1.0 (cos x))) (* x x)))> #<alt (λ (x) (/ 1 (/ (* x x) (- 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- 1.0 (cos x)) (/ 1 x)) x))> #<alt (λ (x) (/ (- (/ 1.0 x) (/ (cos x) x)) x))>)
1.224 * [regimes]: Found splitpoints: (#s(sp 5 x -0.03299151901246776) #s(sp 1 x 0.03297101109879089) #s(sp 6 x +nan.0)) , with alts (#<alt (λ (x) (/ (- (pow 1.0 3) (pow (cos x) 3)) (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)))> #<alt (λ (x) (+ 1/2 (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (/ (- (pow 1.0 3) (pow (cos x) 3)) (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0))) (* x x)))> #<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (+ 1.0 (cos x))) (* x x)))> #<alt (λ (x) (/ 1 (/ (* x x) (- 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- 1.0 (cos x)) (/ 1 x)) x))> #<alt (λ (x) (/ (- (/ 1.0 x) (/ (cos x) x)) x))>)
1.224 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -0.03299151901246776) (/ (* (- 1.0 (cos x)) (/ 1 x)) x) (if (<= x 0.03297101109879089) (+ 1/2 (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))) (/ (- (/ 1.0 x) (/ (cos x) x)) x)))
1.225 * * [simplify]: iteration  0 :  35  enodes  (cost  16 )
1.225 * * [simplify]: iteration  1 :  35  enodes  (cost  16 )
1.225 * [simplify]: Simplified to:
   (if (<= x -0.03299151901246776) (/ (* (- 1.0 (cos x)) (/ 1 x)) x) (if (<= x 0.03297101109879089) (+ 1/2 (- (* 1/720 (pow x 4)) (* 1/24 (pow x 2)))) (/ (- (/ 1.0 x) (/ (cos x) x)) x)))
3.015 * [regime-testing]: Baseline error score: 31.570590931842357
3.016 * [regime-testing]: Oracle error score: 0.12932141968564034
3.017 * [regime-testing]: End program error score: 0.26271278436166523