15.930 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.056 * * * [progress]: [2/2] Setting up program.
0.058 * [progress]: [Phase 2 of 3] Improving.
0.058 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- 1.0 (cos x)) (* x x))
0.061 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.062 * * [simplify]: iteration  1 :  21  enodes  (cost  4 )
0.063 * * [simplify]: iteration  2 :  26  enodes  (cost  4 )
0.065 * * [simplify]: iteration  3 :  28  enodes  (cost  4 )
0.066 * * [simplify]: iteration  4 :  28  enodes  (cost  4 )
0.066 * [simplify]: Simplified to:
   (/ (- 1.0 (cos x)) (* x x))
0.066 * * [progress]: iteration 1 / 4
0.066 * * * [progress]: picking best candidate
0.068 * * * * [pick]: Picked  #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))>
0.068 * * * [progress]: localizing error
0.078 * * * [progress]: generating rewritten candidates
0.078 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.083 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.085 * * * [progress]: generating series expansions
0.085 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.085 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in (x) around 0
0.085 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.085 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.085 * [taylor]: Taking taylor expansion of 1.0 in x
0.085 * [taylor]: Taking taylor expansion of (cos x) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.089 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of (cos x) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.104 * [approximate]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.105 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.105 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.105 * [taylor]: Taking taylor expansion of 1.0 in x
0.105 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.105 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.105 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.105 * [taylor]: Taking taylor expansion of 1.0 in x
0.105 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.105 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.118 * [approximate]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in (x) around 0
0.118 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.118 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.118 * [taylor]: Taking taylor expansion of 1.0 in x
0.118 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.118 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.118 * [taylor]: Taking taylor expansion of -1 in x
0.118 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.119 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.119 * [taylor]: Taking taylor expansion of 1.0 in x
0.119 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.119 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.119 * [taylor]: Taking taylor expansion of -1 in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.129 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.130 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
0.130 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.130 * [taylor]: Taking taylor expansion of 1.0 in x
0.130 * [taylor]: Taking taylor expansion of (cos x) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.130 * [taylor]: Taking taylor expansion of 1.0 in x
0.130 * [taylor]: Taking taylor expansion of (cos x) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.140 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
0.140 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.140 * [taylor]: Taking taylor expansion of 1.0 in x
0.140 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.140 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.140 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.141 * [taylor]: Taking taylor expansion of 1.0 in x
0.141 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.144 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
0.144 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.144 * [taylor]: Taking taylor expansion of 1.0 in x
0.144 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.144 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.144 * [taylor]: Taking taylor expansion of -1 in x
0.144 * [taylor]: Taking taylor expansion of x in x
0.145 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.145 * [taylor]: Taking taylor expansion of 1.0 in x
0.145 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.145 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.145 * [taylor]: Taking taylor expansion of -1 in x
0.145 * [taylor]: Taking taylor expansion of x in x
0.148 * * * [progress]: simplifying candidates
0.149 * [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))
0.152 * * [simplify]: iteration  0 :  129  enodes  (cost  81 )
0.155 * * [simplify]: iteration  1 :  421  enodes  (cost  77 )
0.162 * * [simplify]: iteration  2 :  1173  enodes  (cost  77 )
0.189 * * [simplify]: iteration  3 :  4692  enodes  (cost  76 )
0.310 * * [simplify]: iteration  4 :  5001  enodes  (cost  76 )
0.312 * [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)
  (* (pow x 2) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))
  (* (* x x) (+ 1.0 (cos x)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (- (cos x))
  (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2))))
  (/ (- 1.0 (cos x)) (pow x 2))
  (/ (- 1.0 (cos x)) (pow x 2))
  (fma (pow x 2) 1/2 (- (* 1/720 (pow x 6)) (* 1/24 (pow x 4))))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
0.312 * * * [progress]: adding candidates to table
0.353 * * [progress]: iteration 2 / 4
0.353 * * * [progress]: picking best candidate
0.366 * * * * [pick]: Picked  #<alt (λ (x) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))))>
0.366 * * * [progress]: localizing error
0.374 * * * [progress]: generating rewritten candidates
0.374 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.375 * * * * [progress]: [ 2 / 2 ] rewriting at (2 3 2)
0.378 * * * [progress]: generating series expansions
0.378 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.378 * [approximate]: Taking taylor expansion of (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))) in (x) around 0
0.378 * [taylor]: Taking taylor expansion of (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))) in x
0.378 * [taylor]: Rewrote expression to (+ (* (pow x 4) 1/720) (- 1/2 (* 1/24 (pow x 2))))
0.378 * [taylor]: Taking taylor expansion of (* (pow x 4) 1/720) in x
0.378 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of 1/720 in x
0.379 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/24 (pow x 2))) in x
0.379 * [taylor]: Taking taylor expansion of 1/2 in x
0.379 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.379 * [taylor]: Taking taylor expansion of 1/24 in x
0.379 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.379 * [taylor]: Taking taylor expansion of (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))) in x
0.379 * [taylor]: Rewrote expression to (+ (* (pow x 4) 1/720) (- 1/2 (* 1/24 (pow x 2))))
0.379 * [taylor]: Taking taylor expansion of (* (pow x 4) 1/720) in x
0.379 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.379 * [taylor]: Taking taylor expansion of 1/720 in x
0.379 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/24 (pow x 2))) in x
0.379 * [taylor]: Taking taylor expansion of 1/2 in x
0.379 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.379 * [taylor]: Taking taylor expansion of 1/24 in x
0.379 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.386 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4) 1/720 (- 1/2 (* 1/24 (/ 1 (pow x 2))))) in (x) around 0
0.386 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4) 1/720 (- 1/2 (* 1/24 (/ 1 (pow x 2))))) in x
0.386 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4) 1/720) (- 1/2 (* 1/24 (/ 1 (pow x 2)))))
0.386 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4) 1/720) in x
0.386 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
0.386 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.386 * [taylor]: Taking taylor expansion of x in x
0.386 * [taylor]: Taking taylor expansion of 1/720 in x
0.386 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/24 (/ 1 (pow x 2)))) in x
0.386 * [taylor]: Taking taylor expansion of 1/2 in x
0.386 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.386 * [taylor]: Taking taylor expansion of 1/24 in x
0.386 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.386 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.386 * [taylor]: Taking taylor expansion of x in x
0.387 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4) 1/720 (- 1/2 (* 1/24 (/ 1 (pow x 2))))) in x
0.387 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4) 1/720) (- 1/2 (* 1/24 (/ 1 (pow x 2)))))
0.387 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4) 1/720) in x
0.387 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
0.387 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.387 * [taylor]: Taking taylor expansion of x in x
0.387 * [taylor]: Taking taylor expansion of 1/720 in x
0.387 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/24 (/ 1 (pow x 2)))) in x
0.387 * [taylor]: Taking taylor expansion of 1/2 in x
0.387 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.387 * [taylor]: Taking taylor expansion of 1/24 in x
0.387 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.387 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.387 * [taylor]: Taking taylor expansion of x in x
0.406 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4) 1/720 (- 1/2 (* 1/24 (/ 1 (pow x 2))))) in (x) around 0
0.406 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4) 1/720 (- 1/2 (* 1/24 (/ 1 (pow x 2))))) in x
0.406 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4) 1/720) (- 1/2 (* 1/24 (/ 1 (pow x 2)))))
0.406 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4) 1/720) in x
0.406 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
0.406 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.406 * [taylor]: Taking taylor expansion of -1 in x
0.406 * [taylor]: Taking taylor expansion of x in x
0.407 * [taylor]: Taking taylor expansion of 1/720 in x
0.407 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/24 (/ 1 (pow x 2)))) in x
0.407 * [taylor]: Taking taylor expansion of 1/2 in x
0.407 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.407 * [taylor]: Taking taylor expansion of 1/24 in x
0.407 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.407 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.407 * [taylor]: Taking taylor expansion of x in x
0.407 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4) 1/720 (- 1/2 (* 1/24 (/ 1 (pow x 2))))) in x
0.408 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4) 1/720) (- 1/2 (* 1/24 (/ 1 (pow x 2)))))
0.408 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4) 1/720) in x
0.408 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
0.408 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.408 * [taylor]: Taking taylor expansion of -1 in x
0.408 * [taylor]: Taking taylor expansion of x in x
0.408 * [taylor]: Taking taylor expansion of 1/720 in x
0.408 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/24 (/ 1 (pow x 2)))) in x
0.408 * [taylor]: Taking taylor expansion of 1/2 in x
0.408 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.408 * [taylor]: Taking taylor expansion of 1/24 in x
0.408 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.408 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.408 * [taylor]: Taking taylor expansion of x in x
0.424 * * * * [progress]: [ 2 / 2 ] generating series at (2 3 2)
0.424 * [approximate]: Taking taylor expansion of (* 1/24 (pow x 2)) in (x) around 0
0.424 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.424 * [taylor]: Taking taylor expansion of 1/24 in x
0.424 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.424 * [taylor]: Taking taylor expansion of x in x
0.424 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.424 * [taylor]: Taking taylor expansion of 1/24 in x
0.424 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.424 * [taylor]: Taking taylor expansion of x in x
0.432 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.432 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.432 * [taylor]: Taking taylor expansion of 1/24 in x
0.432 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.432 * [taylor]: Taking taylor expansion of x in x
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
0.440 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.440 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.440 * [taylor]: Taking taylor expansion of 1/24 in x
0.440 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.441 * [taylor]: Taking taylor expansion of 1/24 in x
0.441 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.448 * * * [progress]: simplifying candidates
0.449 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (pow x 4) 1/720)
  (* 1/24 x)
  (* 1/24 (pow x (/ 2 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))
0.451 * * [simplify]: iteration  0 :  37  enodes  (cost  28 )
0.453 * * [simplify]: iteration  1 :  107  enodes  (cost  25 )
0.455 * * [simplify]: iteration  2 :  348  enodes  (cost  25 )
0.466 * * [simplify]: iteration  3 :  1690  enodes  (cost  25 )
0.519 * * [simplify]: iteration  4 :  5001  enodes  (cost  25 )
0.520 * [simplify]: Simplified to:
   (* (pow x 4) 1/720)
  (* x 1/24)
  (* x 1/24)
  (fma 1/720 (pow x 4) (- 1/2 (* 1/24 (pow x 2))))
  (fma 1/720 (pow x 4) (- 1/2 (* 1/24 (pow x 2))))
  (fma 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))
0.520 * * * [progress]: adding candidates to table
0.534 * * [progress]: iteration 3 / 4
0.534 * * * [progress]: picking best candidate
0.548 * * * * [pick]: Picked  #<alt (λ (x) (/ (/ (- 1.0 (cos x)) x) x))>
0.548 * * * [progress]: localizing error
0.554 * * * [progress]: generating rewritten candidates
0.554 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1)
0.556 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1)
0.560 * * * * [progress]: [ 3 / 3 ] rewriting at (2)
0.564 * * * [progress]: generating series expansions
0.564 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1)
0.564 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
0.564 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.564 * [taylor]: Taking taylor expansion of 1.0 in x
0.564 * [taylor]: Taking taylor expansion of (cos x) in x
0.564 * [taylor]: Taking taylor expansion of x in x
0.564 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.564 * [taylor]: Taking taylor expansion of 1.0 in x
0.564 * [taylor]: Taking taylor expansion of (cos x) in x
0.564 * [taylor]: Taking taylor expansion of x in x
0.575 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
0.575 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.575 * [taylor]: Taking taylor expansion of 1.0 in x
0.575 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.575 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.575 * [taylor]: Taking taylor expansion of x in x
0.575 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.575 * [taylor]: Taking taylor expansion of 1.0 in x
0.575 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.575 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.575 * [taylor]: Taking taylor expansion of x in x
0.579 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
0.579 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.579 * [taylor]: Taking taylor expansion of 1.0 in x
0.579 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.579 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.579 * [taylor]: Taking taylor expansion of -1 in x
0.579 * [taylor]: Taking taylor expansion of x in x
0.579 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.579 * [taylor]: Taking taylor expansion of 1.0 in x
0.579 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.579 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.579 * [taylor]: Taking taylor expansion of -1 in x
0.579 * [taylor]: Taking taylor expansion of x in x
0.583 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
0.583 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in (x) around 0
0.583 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
0.583 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.583 * [taylor]: Taking taylor expansion of 1.0 in x
0.583 * [taylor]: Taking taylor expansion of (cos x) in x
0.583 * [taylor]: Taking taylor expansion of x in x
0.583 * [taylor]: Taking taylor expansion of x in x
0.585 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
0.585 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.585 * [taylor]: Taking taylor expansion of 1.0 in x
0.585 * [taylor]: Taking taylor expansion of (cos x) in x
0.585 * [taylor]: Taking taylor expansion of x in x
0.585 * [taylor]: Taking taylor expansion of x in x
0.598 * [approximate]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.598 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
0.598 * [taylor]: Taking taylor expansion of x in x
0.598 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.598 * [taylor]: Taking taylor expansion of 1.0 in x
0.598 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.598 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.598 * [taylor]: Taking taylor expansion of x in x
0.599 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
0.599 * [taylor]: Taking taylor expansion of x in x
0.599 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.599 * [taylor]: Taking taylor expansion of 1.0 in x
0.599 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.599 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.599 * [taylor]: Taking taylor expansion of x in x
0.610 * [approximate]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in (x) around 0
0.610 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
0.610 * [taylor]: Taking taylor expansion of -1 in x
0.610 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
0.610 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.610 * [taylor]: Taking taylor expansion of 1.0 in x
0.610 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.610 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.610 * [taylor]: Taking taylor expansion of -1 in x
0.610 * [taylor]: Taking taylor expansion of x in x
0.610 * [taylor]: Taking taylor expansion of x in x
0.610 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
0.610 * [taylor]: Taking taylor expansion of -1 in x
0.610 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
0.610 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.610 * [taylor]: Taking taylor expansion of 1.0 in x
0.610 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.610 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.610 * [taylor]: Taking taylor expansion of -1 in x
0.610 * [taylor]: Taking taylor expansion of x in x
0.611 * [taylor]: Taking taylor expansion of x in x
0.630 * * * * [progress]: [ 3 / 3 ] generating series at (2)
0.630 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in (x) around 0
0.630 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.630 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.630 * [taylor]: Taking taylor expansion of 1.0 in x
0.630 * [taylor]: Taking taylor expansion of (cos x) in x
0.630 * [taylor]: Taking taylor expansion of x in x
0.630 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.630 * [taylor]: Taking taylor expansion of x in x
0.633 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.633 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.633 * [taylor]: Taking taylor expansion of 1.0 in x
0.633 * [taylor]: Taking taylor expansion of (cos x) in x
0.633 * [taylor]: Taking taylor expansion of x in x
0.633 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.633 * [taylor]: Taking taylor expansion of x in x
0.648 * [approximate]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.648 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.648 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.648 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.648 * [taylor]: Taking taylor expansion of 1.0 in x
0.648 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.648 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.648 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.648 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.648 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.648 * [taylor]: Taking taylor expansion of 1.0 in x
0.648 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.648 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.661 * [approximate]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in (x) around 0
0.661 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.661 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.661 * [taylor]: Taking taylor expansion of 1.0 in x
0.661 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.661 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.661 * [taylor]: Taking taylor expansion of -1 in x
0.661 * [taylor]: Taking taylor expansion of x in x
0.662 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.662 * [taylor]: Taking taylor expansion of x in x
0.662 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.662 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.662 * [taylor]: Taking taylor expansion of 1.0 in x
0.662 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.662 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.662 * [taylor]: Taking taylor expansion of -1 in x
0.662 * [taylor]: Taking taylor expansion of x in x
0.662 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.662 * [taylor]: Taking taylor expansion of x in x
0.672 * * * [progress]: simplifying candidates
0.673 * [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))
0.676 * * [simplify]: iteration  0 :  169  enodes  (cost  118 )
0.679 * * [simplify]: iteration  1 :  491  enodes  (cost  111 )
0.688 * * [simplify]: iteration  2 :  1801  enodes  (cost  109 )
0.729 * * [simplify]: iteration  3 :  5001  enodes  (cost  109 )
0.730 * [simplify]: Simplified to:
   (- (pow 1.0 3) (pow (cos x) 3))
  (fma (cos x) (+ 1.0 (cos x)) (* 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)))
  (* x (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))
  (* 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))))
  (* x (* x (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0))))
  (* x (* x (+ 1.0 (cos x))))
  (fma (pow x 2) 1/2 (- (* 1/720 (pow x 6)) (* 1/24 (pow x 4))))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (fma x 1/2 (- (* 1/720 (pow x 5)) (* 1/24 (pow x 3))))
  (/ (- 1.0 (cos x)) x)
  (* -1 (/ (- (cos x) 1.0) x))
  (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2))))
  (/ (- 1.0 (cos x)) (pow x 2))
  (/ (- 1.0 (cos x)) (pow x 2))
0.731 * * * [progress]: adding candidates to table
0.780 * * [progress]: iteration 4 / 4
0.780 * * * [progress]: picking best candidate
0.789 * * * * [pick]: Picked  #<alt (λ (x) (/ (* (- 1.0 (cos x)) (/ 1 x)) x))>
0.789 * * * [progress]: localizing error
0.796 * * * [progress]: generating rewritten candidates
0.796 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1)
0.798 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1)
0.802 * * * * [progress]: [ 3 / 3 ] rewriting at (2)
0.809 * * * [progress]: generating series expansions
0.809 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1)
0.809 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
0.809 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.810 * [taylor]: Taking taylor expansion of 1.0 in x
0.810 * [taylor]: Taking taylor expansion of (cos x) in x
0.810 * [taylor]: Taking taylor expansion of x in x
0.810 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.810 * [taylor]: Taking taylor expansion of 1.0 in x
0.810 * [taylor]: Taking taylor expansion of (cos x) in x
0.810 * [taylor]: Taking taylor expansion of x in x
0.820 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
0.820 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.820 * [taylor]: Taking taylor expansion of 1.0 in x
0.820 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.820 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.820 * [taylor]: Taking taylor expansion of x in x
0.820 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.820 * [taylor]: Taking taylor expansion of 1.0 in x
0.820 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.820 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.821 * [taylor]: Taking taylor expansion of x in x
0.827 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
0.827 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.827 * [taylor]: Taking taylor expansion of 1.0 in x
0.827 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.827 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.827 * [taylor]: Taking taylor expansion of -1 in x
0.827 * [taylor]: Taking taylor expansion of x in x
0.828 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.828 * [taylor]: Taking taylor expansion of 1.0 in x
0.828 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.828 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.828 * [taylor]: Taking taylor expansion of -1 in x
0.828 * [taylor]: Taking taylor expansion of x in x
0.831 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
0.831 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in (x) around 0
0.831 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
0.831 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.831 * [taylor]: Taking taylor expansion of 1.0 in x
0.831 * [taylor]: Taking taylor expansion of (cos x) in x
0.832 * [taylor]: Taking taylor expansion of x in x
0.832 * [taylor]: Taking taylor expansion of x in x
0.834 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
0.834 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.834 * [taylor]: Taking taylor expansion of 1.0 in x
0.834 * [taylor]: Taking taylor expansion of (cos x) in x
0.834 * [taylor]: Taking taylor expansion of x in x
0.834 * [taylor]: Taking taylor expansion of x in x
0.847 * [approximate]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.847 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
0.847 * [taylor]: Taking taylor expansion of x in x
0.847 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.847 * [taylor]: Taking taylor expansion of 1.0 in x
0.847 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.847 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.847 * [taylor]: Taking taylor expansion of x in x
0.847 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
0.847 * [taylor]: Taking taylor expansion of x in x
0.847 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.847 * [taylor]: Taking taylor expansion of 1.0 in x
0.847 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.847 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.848 * [taylor]: Taking taylor expansion of x in x
0.859 * [approximate]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in (x) around 0
0.859 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
0.859 * [taylor]: Taking taylor expansion of -1 in x
0.859 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
0.859 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.859 * [taylor]: Taking taylor expansion of 1.0 in x
0.859 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.859 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.859 * [taylor]: Taking taylor expansion of -1 in x
0.859 * [taylor]: Taking taylor expansion of x in x
0.859 * [taylor]: Taking taylor expansion of x in x
0.859 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
0.859 * [taylor]: Taking taylor expansion of -1 in x
0.859 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
0.859 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.859 * [taylor]: Taking taylor expansion of 1.0 in x
0.859 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.859 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.859 * [taylor]: Taking taylor expansion of -1 in x
0.859 * [taylor]: Taking taylor expansion of x in x
0.860 * [taylor]: Taking taylor expansion of x in x
0.874 * * * * [progress]: [ 3 / 3 ] generating series at (2)
0.875 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in (x) around 0
0.875 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.875 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.875 * [taylor]: Taking taylor expansion of 1.0 in x
0.875 * [taylor]: Taking taylor expansion of (cos x) in x
0.875 * [taylor]: Taking taylor expansion of x in x
0.875 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.875 * [taylor]: Taking taylor expansion of x in x
0.877 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.877 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.877 * [taylor]: Taking taylor expansion of 1.0 in x
0.877 * [taylor]: Taking taylor expansion of (cos x) in x
0.877 * [taylor]: Taking taylor expansion of x in x
0.878 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.878 * [taylor]: Taking taylor expansion of x in x
0.893 * [approximate]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.893 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.893 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.893 * [taylor]: Taking taylor expansion of x in x
0.893 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.893 * [taylor]: Taking taylor expansion of 1.0 in x
0.893 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.893 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.893 * [taylor]: Taking taylor expansion of x in x
0.893 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.893 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.893 * [taylor]: Taking taylor expansion of x in x
0.893 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.893 * [taylor]: Taking taylor expansion of 1.0 in x
0.893 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.893 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.893 * [taylor]: Taking taylor expansion of x in x
0.906 * [approximate]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in (x) around 0
0.906 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.906 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.906 * [taylor]: Taking taylor expansion of 1.0 in x
0.906 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.906 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.910 * [taylor]: Taking taylor expansion of -1 in x
0.910 * [taylor]: Taking taylor expansion of x in x
0.911 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.911 * [taylor]: Taking taylor expansion of x in x
0.911 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.911 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.911 * [taylor]: Taking taylor expansion of 1.0 in x
0.911 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.911 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.911 * [taylor]: Taking taylor expansion of -1 in x
0.911 * [taylor]: Taking taylor expansion of x in x
0.911 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.911 * [taylor]: Taking taylor expansion of x in x
0.921 * * * [progress]: simplifying candidates
0.922 * [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))
  (* (- (pow 1.0 3) (pow (cos x) 3)) 1)
  (* (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))) x)
  (* (- (pow 1.0 3) (pow (cos x) 3)) (- 1))
  (* (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))) (- x))
  (* (- (pow 1.0 3) (pow (cos x) 3)) 1)
  (* (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))) (/ x 1))
  (* (- (* 1.0 1.0) (* (cos x) (cos x))) 1)
  (* (+ 1.0 (cos x)) x)
  (* (- (* 1.0 1.0) (* (cos x) (cos x))) (- 1))
  (* (+ 1.0 (cos x)) (- x))
  (* (- (* 1.0 1.0) (* (cos x) (cos x))) 1)
  (* (+ 1.0 (cos x)) (/ x 1))
  (* (- 1.0 (cos x)) 1)
  (* (- 1.0 (cos x)) 1)
  (* (- 1.0 (cos x)) (- 1))
  (* (- 1.0 (cos x)) 1)
  (* (- (pow 1.0 3) (pow (cos x) 3)) (/ 1 x))
  (* (- (* 1.0 1.0) (* (cos x) (cos x))) (/ 1 x))
  (- (* (- 1.0 (cos x)) (/ 1 x)))
  (- x)
  (/ 1 x)
  (/ x (* (- 1.0 (cos x)) (/ 1 x)))
  (/ x (/ 1 x))
  (/ x (/ 1 x))
  (/ x (- 1.0 (cos x)))
  (* x (* (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))) x))
  (* x (* (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))) (- x)))
  (* x (* (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))) (/ x 1)))
  (* x (* (+ 1.0 (cos x)) x))
  (* x (* (+ 1.0 (cos x)) (- x)))
  (* x (* (+ 1.0 (cos x)) (/ x 1)))
  (* x x)
  (* x (/ x 1))
  (* x x)
  (* x (- x))
  (* x (/ x 1))
  (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos 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))
0.926 * * [simplify]: iteration  0 :  218  enodes  (cost  213 )
0.930 * * [simplify]: iteration  1 :  892  enodes  (cost  203 )
0.948 * * [simplify]: iteration  2 :  4731  enodes  (cost  201 )
1.068 * * [simplify]: iteration  3 :  5001  enodes  (cost  200 )
1.071 * [simplify]: Simplified to:
   (- (pow 1.0 3) (pow (cos x) 3))
  (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0))
  (- (cos x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (+ 1.0 (cos x))
  (- (cos x))
  (- (pow 1.0 3) (pow (cos x) 3))
  (* x (fma 1.0 1.0 (fma (cos x) (cos x) (* 1.0 (cos x)))))
  (- (- (pow 1.0 3) (pow (cos x) 3)))
  (* (- x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))
  (- (pow 1.0 3) (pow (cos x) 3))
  (* x (fma 1.0 1.0 (fma (cos x) (cos x) (* 1.0 (cos x)))))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (* x (+ 1.0 (cos x)))
  (fma (- 1.0) 1.0 (* (cos x) (cos x)))
  (* (+ 1.0 (cos x)) (- x))
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (* x (+ 1.0 (cos x)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (- (cos x) 1.0)
  (- 1.0 (cos x))
  (/ (- (pow 1.0 3) (pow (cos x) 3)) x)
  (/ (- (* 1.0 1.0) (* (cos x) (cos x))) x)
  (/ (- (cos x) 1.0) x)
  (- x)
  (/ 1 x)
  (* (/ x (- 1.0 (cos x))) x)
  (* x x)
  (* x x)
  (/ x (- 1.0 (cos x)))
  (* (* x x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))
  (* (* x (- x)) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))
  (* (* x x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))
  (* (* x (+ 1.0 (cos x))) x)
  (* x (* (+ 1.0 (cos x)) (- x)))
  (* (* x (+ 1.0 (cos x))) x)
  (* x x)
  (* x x)
  (* x x)
  (* x (- x))
  (* x x)
  (* x (fma 1.0 1.0 (fma (cos x) (cos x) (* 1.0 (cos x)))))
  (* x (+ 1.0 (cos x)))
  (fma (* x x) 1/2 (- (* 1/720 (pow x 6)) (* 1/24 (pow x 4))))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
  (fma x 1/2 (- (* 1/720 (pow x 5)) (* 1/24 (pow x 3))))
  (/ (- 1.0 (cos x)) x)
  (* -1 (/ (- (cos x) 1.0) x))
  (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2))))
  (/ (- 1.0 (cos x)) (pow x 2))
  (/ (- 1.0 (cos x)) (pow x 2))
1.071 * * * [progress]: adding candidates to table
1.147 * [progress]: [Phase 3 of 3] Extracting.
1.147 * * [regime]: Finding splitpoints for: (#<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))> #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))> #<alt (λ (x) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (* (- (* 1.0 1.0) (* (cos x) (cos x))) (/ 1 x)) (* x (+ 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- (pow 1.0 3) (pow (cos x) 3)) 1) (* (* x x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))))> #<alt (λ (x) (- (/ (/ 1.0 x) x) (/ (/ (cos x) x) x)))>)
1.148 * * * [regime-changes]: Trying 2 branch expressions: ((/ (- 1.0 (cos x)) (* x x)) x)
1.148 * * * * [regimes]: Trying to branch on (/ (- 1.0 (cos x)) (* x x)) from (#<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))> #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))> #<alt (λ (x) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (* (- (* 1.0 1.0) (* (cos x) (cos x))) (/ 1 x)) (* x (+ 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- (pow 1.0 3) (pow (cos x) 3)) 1) (* (* x x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))))> #<alt (λ (x) (- (/ (/ 1.0 x) x) (/ (/ (cos x) x) x)))>)
1.179 * * * * [regimes]: Trying to branch on x from (#<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))> #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))> #<alt (λ (x) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (* (- (* 1.0 1.0) (* (cos x) (cos x))) (/ 1 x)) (* x (+ 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- (pow 1.0 3) (pow (cos x) 3)) 1) (* (* x x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))))> #<alt (λ (x) (- (/ (/ 1.0 x) x) (/ (/ (cos x) x) x)))>)
1.217 * * * [regime]: Found split indices: #<option (#s(si 1 56) #s(si 4 191) #s(si 0 255))>
1.218 * [binary-search]: Improving bounds with binary search for x and (#<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))> #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))> #<alt (λ (x) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (* (- (* 1.0 1.0) (* (cos x) (cos x))) (/ 1 x)) (* x (+ 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- (pow 1.0 3) (pow (cos x) 3)) 1) (* (* x x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))))> #<alt (λ (x) (- (/ (/ 1.0 x) x) (/ (/ (cos x) x) x)))>)
1.273 * [regimes]: Found splitpoints: (#s(sp 1 x -0.03323288645356819) #s(sp 4 x 0.03010910821075468) #s(sp 0 x +nan.0)) , with alts (#<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))> #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))> #<alt (λ (x) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (* (- (* 1.0 1.0) (* (cos x) (cos x))) (/ 1 x)) (* x (+ 1.0 (cos x)))))> #<alt (λ (x) (/ (* (- (pow 1.0 3) (pow (cos x) 3)) 1) (* (* x x) (fma (cos x) (+ 1.0 (cos x)) (* 1.0 1.0)))))> #<alt (λ (x) (- (/ (/ 1.0 x) x) (/ (/ (cos x) x) x)))>)
1.274 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -0.03323288645356819) (/ (* (- 1.0 (cos x)) (/ 1 x)) x) (if (<= x 0.03010910821075468) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))) (/ (/ 1 x) (/ x (- 1.0 (cos x))))))
1.274 * * [simplify]: iteration  0 :  30  enodes  (cost  15 )
1.275 * * [simplify]: iteration  1 :  30  enodes  (cost  15 )
1.275 * [simplify]: Simplified to:
   (if (<= x -0.03323288645356819) (/ (* (- 1.0 (cos x)) (/ 1 x)) x) (if (<= x 0.03010910821075468) (fma (pow x 4) 1/720 (- 1/2 (* 1/24 (pow x 2)))) (/ (/ 1 x) (/ x (- 1.0 (cos x))))))
3.175 * [regime-testing]: Baseline error score: 31.882158289888842
3.176 * [regime-testing]: Oracle error score: 0.13013123669239562
3.177 * [regime-testing]: End program error score: 0.2513082589215967