16.490 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.050 * * * [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 )
0.055 * * [simplify]: iteration  1 :  21  enodes  (cost  4 )
0.056 * * [simplify]: iteration  2 :  26  enodes  (cost  4 )
0.057 * * [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
0.060 * * * * [pick]: Picked  #<alt (λ (x) (/ (- 1.0 (cos x)) (* x x)))>
0.060 * * * [progress]: localizing error
0.066 * * * [progress]: generating rewritten candidates
0.066 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.077 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.086 * * * [progress]: generating series expansions
0.086 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.086 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in (x) around 0
0.086 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.086 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * [taylor]: Taking taylor expansion of (cos x) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.091 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.091 * [taylor]: Taking taylor expansion of x in x
0.095 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
0.095 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.095 * [taylor]: Taking taylor expansion of 1.0 in x
0.095 * [taylor]: Taking taylor expansion of (cos x) in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.095 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.110 * [approximate]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in (x) around 0
0.110 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
0.110 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.110 * [taylor]: Taking taylor expansion of 1.0 in x
0.110 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 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))) 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 x in x
0.124 * [approximate]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in (x) around 0
0.124 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.124 * [taylor]: Taking taylor expansion of 1.0 in x
0.124 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.124 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.124 * [taylor]: Taking taylor expansion of -1 in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.125 * [taylor]: Taking taylor expansion of 1.0 in x
0.125 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.125 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.125 * [taylor]: Taking taylor expansion of -1 in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.135 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.135 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
0.135 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.135 * [taylor]: Taking taylor expansion of 1.0 in x
0.135 * [taylor]: Taking taylor expansion of (cos x) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
0.135 * [taylor]: Taking taylor expansion of 1.0 in x
0.135 * [taylor]: Taking taylor expansion of (cos x) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.145 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
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 x in x
0.146 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
0.146 * [taylor]: Taking taylor expansion of 1.0 in x
0.146 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
0.146 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.146 * [taylor]: Taking taylor expansion of x in x
0.149 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
0.149 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.149 * [taylor]: Taking taylor expansion of 1.0 in x
0.149 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.149 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.149 * [taylor]: Taking taylor expansion of -1 in x
0.149 * [taylor]: Taking taylor expansion of x in x
0.150 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
0.150 * [taylor]: Taking taylor expansion of 1.0 in x
0.150 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
0.150 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.150 * [taylor]: Taking taylor expansion of -1 in x
0.150 * [taylor]: Taking taylor expansion of x in x
0.153 * * * [progress]: simplifying candidates
0.155 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- 1.0 (cos x))) (+ (log x) (log x)))
  (- (log (- 1.0 (cos x))) (log (* x x)))
  (log (/ (- 1.0 (cos x)) (* x x)))
  (exp (/ (- 1.0 (cos x)) (* x x)))
  (/ (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x))) (* (* (* x x) x) (* (* x x) x)))
  (/ (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x))) (* (* (* x x) (* x x)) (* x x)))
  (* (cbrt (/ (- 1.0 (cos x)) (* x x))) (cbrt (/ (- 1.0 (cos x)) (* x x))))
  (cbrt (/ (- 1.0 (cos x)) (* x x)))
  (* (* (/ (- 1.0 (cos x)) (* x x)) (/ (- 1.0 (cos x)) (* x x))) (/ (- 1.0 (cos x)) (* x x)))
  (sqrt (/ (- 1.0 (cos x)) (* x x)))
  (sqrt (/ (- 1.0 (cos x)) (* x x)))
  (- (- 1.0 (cos x)))
  (- (* x x))
  (/ 1.0 (* x x))
  (/ (cos x) (* x x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) x)
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (* x x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt (* x x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt (* x x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) 1)
  (/ (cbrt (- 1.0 (cos x))) (* x x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))
  (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (sqrt x) (sqrt x)))
  (/ (cbrt (- 1.0 (cos x))) (* (sqrt x) (sqrt x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* 1 1))
  (/ (cbrt (- 1.0 (cos x))) (* x x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (sqrt x) (sqrt x)))
  (/ (cbrt (- 1.0 (cos x))) (* (sqrt x) (sqrt x)))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* x (* (cbrt x) (cbrt x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* x (sqrt x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* x 1))
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt x))
  (/ (cbrt (- 1.0 (cos x))) (* (sqrt x) x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) 1)
  (/ (cbrt (- 1.0 (cos x))) (* x x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) x)
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (* x x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (* x x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt (* x x)))
  (/ (sqrt (- 1.0 (cos x))) 1)
  (/ (sqrt (- 1.0 (cos x))) (* x x))
  (/ (sqrt (- 1.0 (cos x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- 1.0 (cos x))) (* (sqrt x) (sqrt x)))
  (/ (sqrt (- 1.0 (cos x))) (* (sqrt x) (sqrt x)))
  (/ (sqrt (- 1.0 (cos x))) (* 1 1))
  (/ (sqrt (- 1.0 (cos x))) (* x x))
  (/ (sqrt (- 1.0 (cos x))) (* (sqrt x) (sqrt x)))
  (/ (sqrt (- 1.0 (cos x))) (* (sqrt x) (sqrt x)))
  (/ (sqrt (- 1.0 (cos x))) (* x (* (cbrt x) (cbrt x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt x))
  (/ (sqrt (- 1.0 (cos x))) (* x (sqrt x)))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) (* x 1))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) x))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) (* (sqrt x) x))
  (/ (sqrt (- 1.0 (cos x))) 1)
  (/ (sqrt (- 1.0 (cos x))) (* x x))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- 1.0 (cos x)) (cbrt (* x x)))
  (/ 1 (sqrt (* x x)))
  (/ (- 1.0 (cos x)) (sqrt (* x x)))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (/ 1 (* (sqrt x) (sqrt x)))
  (/ (- 1.0 (cos x)) (* (sqrt x) (sqrt x)))
  (/ 1 (* 1 1))
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 (* (sqrt x) (sqrt x)))
  (/ (- 1.0 (cos x)) (* (sqrt x) (sqrt x)))
  (/ 1 (* x (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (cbrt x))
  (/ 1 (* x (sqrt x)))
  (/ (- 1.0 (cos x)) (sqrt x))
  (/ 1 (* x 1))
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (* (cbrt x) x))
  (/ 1 (sqrt x))
  (/ (- 1.0 (cos x)) (* (sqrt x) x))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt (* x x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt (* x x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt (* x x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) 1)
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* x x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) (cbrt x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (sqrt x) (sqrt x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (sqrt x) (sqrt x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* 1 1))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* x x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (sqrt x) (sqrt x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (sqrt x) (sqrt x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (* (cbrt x) (cbrt x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (sqrt x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x 1))
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) (cbrt x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (sqrt x) x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) 1)
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* x x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- 1.0 (cos x)) (cbrt (* x x)))
  (/ 1 (sqrt (* x x)))
  (/ (- 1.0 (cos x)) (sqrt (* x x)))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (/ 1 (* (sqrt x) (sqrt x)))
  (/ (- 1.0 (cos x)) (* (sqrt x) (sqrt x)))
  (/ 1 (* 1 1))
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 (* (sqrt x) (sqrt x)))
  (/ (- 1.0 (cos x)) (* (sqrt x) (sqrt x)))
  (/ 1 (* x (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (cbrt x))
  (/ 1 (* x (sqrt x)))
  (/ (- 1.0 (cos x)) (sqrt x))
  (/ 1 (* x 1))
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (* (cbrt x) x))
  (/ 1 (sqrt x))
  (/ (- 1.0 (cos x)) (* (sqrt x) x))
  (/ 1 1)
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* x x))
  (/ (* x x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- 1.0 (cos x)) (sqrt (* x x)))
  (/ (- 1.0 (cos x)) 1)
  (/ (- 1.0 (cos x)) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (* (sqrt x) (sqrt x)))
  (/ (- 1.0 (cos x)) (* 1 1))
  (/ (- 1.0 (cos x)) (* (sqrt x) (sqrt x)))
  (/ (- 1.0 (cos x)) (* x (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (* x (sqrt x)))
  (/ (- 1.0 (cos x)) (* x 1))
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (sqrt x))
  (/ (- 1.0 (cos x)) 1)
  (/ (- 1.0 (cos x)) x)
  (/ (* x x) (cbrt (- 1.0 (cos x))))
  (/ (* x x) (sqrt (- 1.0 (cos x))))
  (/ (* x x) (- 1.0 (cos x)))
  (/ (* x x) (- (sqrt 1.0) (sqrt (cos 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)))
  (/ (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))
  (- (+ (* 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))
0.162 * * [simplify]: iteration  0 :  487  enodes  (cost  1050 )
0.170 * * [simplify]: iteration  1 :  1961  enodes  (cost  1000 )
0.200 * * [simplify]: iteration  2 :  5002  enodes  (cost  981 )
0.210 * [simplify]: Simplified to:
   (log (/ (- 1.0 (cos x)) (* x x)))
  (log (/ (- 1.0 (cos x)) (* x x)))
  (log (/ (- 1.0 (cos x)) (* x x)))
  (exp (/ (- 1.0 (cos x)) (* x x)))
  (pow (/ (- 1.0 (cos x)) (* x x)) 3)
  (pow (/ (- 1.0 (cos x)) (* x x)) 3)
  (* (cbrt (/ (- 1.0 (cos x)) (* x x))) (cbrt (/ (- 1.0 (cos x)) (* x x))))
  (cbrt (/ (- 1.0 (cos x)) (* x x)))
  (pow (/ (- 1.0 (cos x)) (* x x)) 3)
  (sqrt (/ (- 1.0 (cos x)) (* x x)))
  (sqrt (/ (- 1.0 (cos x)) (* x x)))
  (- (- 1.0 (cos x)))
  (- (* x x))
  (/ 1.0 (* x x))
  (/ (cos x) (* x x))
  (/ (cbrt (- 1.0 (cos x))) (/ x (cbrt (- 1.0 (cos x)))))
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt (* x x)))
  (/ (cbrt (- 1.0 (cos x))) (/ (fabs x) (cbrt (- 1.0 (cos x)))))
  (/ (cbrt (- 1.0 (cos x))) (fabs x))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (/ (cbrt (- 1.0 (cos x))) (* x x))
  (* (/ (cbrt (- 1.0 (cos x))) (pow (cbrt x) 4)) (cbrt (- 1.0 (cos x))))
  (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- 1.0 (cos x))) (/ x (cbrt (- 1.0 (cos x)))))
  (/ (cbrt (- 1.0 (cos x))) x)
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (/ (cbrt (- 1.0 (cos x))) (* x x))
  (/ (cbrt (- 1.0 (cos x))) (/ x (cbrt (- 1.0 (cos x)))))
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* x (* (cbrt x) (cbrt x))))
  (/ (cbrt (- 1.0 (cos x))) (cbrt x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* x (sqrt x)))
  (/ (cbrt (- 1.0 (cos x))) (sqrt x))
  (/ (cbrt (- 1.0 (cos x))) (/ x (cbrt (- 1.0 (cos x)))))
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt x))
  (/ (cbrt (- 1.0 (cos x))) (* (sqrt x) x))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (/ (cbrt (- 1.0 (cos x))) (* x x))
  (/ (cbrt (- 1.0 (cos x))) (/ x (cbrt (- 1.0 (cos x)))))
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt (* x x)))
  (/ (sqrt (- 1.0 (cos x))) (fabs x))
  (/ (sqrt (- 1.0 (cos x))) (fabs x))
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) (* x x))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) x))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) (* x x))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) (* x (* (cbrt x) (cbrt x))))
  (/ (sqrt (- 1.0 (cos x))) (cbrt x))
  (/ (sqrt (- 1.0 (cos x))) (* (sqrt x) x))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) x))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) (* (sqrt x) x))
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) (* x x))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- 1.0 (cos x)) (cbrt (* x x)))
  (/ 1 (sqrt (* x x)))
  (/ (- 1.0 (cos x)) (fabs x))
  1
  (/ (- 1.0 (cos x)) (* x x))
  (/ (/ 1 (cbrt x)) x)
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  1
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* x (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (cbrt x))
  (/ 1 (* x (sqrt x)))
  (/ (- 1.0 (cos x)) (sqrt x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (* (cbrt x) x))
  (/ 1 (sqrt x))
  (/ (- 1.0 (cos x)) (* x (sqrt x)))
  1
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt (* x x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (fabs x))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt (* x x)))
  (+ (sqrt 1.0) (sqrt (cos x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* x x))
  (/ (/ (+ (sqrt 1.0) (sqrt (cos x))) x) (cbrt x))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) (cbrt x)))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (+ (sqrt 1.0) (sqrt (cos x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* x x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (* (cbrt x) (cbrt x))))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (sqrt x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) (cbrt x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* (sqrt x) x))
  (+ (sqrt 1.0) (sqrt (cos x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (* x x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- 1.0 (cos x)) (cbrt (* x x)))
  (/ 1 (sqrt (* x x)))
  (/ (- 1.0 (cos x)) (fabs x))
  1
  (/ (- 1.0 (cos x)) (* x x))
  (/ (/ 1 (cbrt x)) x)
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  1
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* x (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (cbrt x))
  (/ 1 (* x (sqrt x)))
  (/ (- 1.0 (cos x)) (sqrt x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (* (cbrt x) x))
  (/ 1 (sqrt x))
  (/ (- 1.0 (cos x)) (* x (sqrt x)))
  1
  (/ (- 1.0 (cos x)) (* x x))
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (/ 1 (* x x))
  (/ (* x x) (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) (* (cbrt (* x x)) (cbrt (* x x))))
  (/ (- 1.0 (cos x)) (fabs x))
  (- 1.0 (cos x))
  (/ (- 1.0 (cos x)) (* (cbrt x) x))
  (/ (- 1.0 (cos x)) x)
  (- 1.0 (cos x))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) (* x (* (cbrt x) (cbrt x))))
  (/ (- 1.0 (cos x)) (* x (sqrt x)))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (sqrt x))
  (- 1.0 (cos x))
  (/ (- 1.0 (cos x)) x)
  (/ (* x x) (cbrt (- 1.0 (cos x))))
  (/ (* x x) (sqrt (- 1.0 (cos x))))
  (/ (* x x) (- 1.0 (cos x)))
  (/ (* x x) (- (sqrt 1.0) (sqrt (cos x))))
  (/ (* x x) (- 1.0 (cos x)))
  (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) (pow x 2))
  (* (* x x) (+ 1.0 (cos x)))
  (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 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))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (/ (- 1.0 (cos x)) (* x x))
  (/ (- 1.0 (cos x)) (* x x))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (cos x))
0.211 * * * [progress]: adding candidates to table
0.370 * * [progress]: iteration 2 / 4
0.370 * * * [progress]: picking best candidate
0.397 * * * * [pick]: Picked  #<alt (λ (x) (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))>
0.397 * * * [progress]: localizing error
0.407 * * * [progress]: generating rewritten candidates
0.407 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.431 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.437 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1)
0.445 * * * [progress]: generating series expansions
0.445 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.445 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in (x) around 0
0.446 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in x
0.446 * [taylor]: Taking taylor expansion of (+ (* 1/720 (pow x 4)) 1/2) in x
0.446 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.446 * [taylor]: Taking taylor expansion of 1/720 in x
0.446 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of 1/2 in x
0.446 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.446 * [taylor]: Taking taylor expansion of 1/24 in x
0.446 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in x
0.446 * [taylor]: Taking taylor expansion of (+ (* 1/720 (pow x 4)) 1/2) in x
0.446 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.446 * [taylor]: Taking taylor expansion of 1/720 in x
0.446 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of 1/2 in x
0.446 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.446 * [taylor]: Taking taylor expansion of 1/24 in x
0.446 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.453 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.453 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.453 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.453 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.453 * [taylor]: Taking taylor expansion of 1/720 in x
0.453 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.453 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.453 * [taylor]: Taking taylor expansion of x in x
0.454 * [taylor]: Taking taylor expansion of 1/2 in x
0.454 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.454 * [taylor]: Taking taylor expansion of 1/24 in x
0.454 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.454 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.454 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.455 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.455 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.455 * [taylor]: Taking taylor expansion of 1/720 in x
0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.455 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of 1/2 in x
0.456 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.456 * [taylor]: Taking taylor expansion of 1/24 in x
0.456 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.456 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.456 * [taylor]: Taking taylor expansion of x in x
0.471 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.471 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.471 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.471 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.471 * [taylor]: Taking taylor expansion of 1/720 in x
0.471 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.471 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.471 * [taylor]: Taking taylor expansion of x in x
0.472 * [taylor]: Taking taylor expansion of 1/2 in x
0.472 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.472 * [taylor]: Taking taylor expansion of 1/24 in x
0.472 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.472 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.472 * [taylor]: Taking taylor expansion of x in x
0.472 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.472 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.472 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.472 * [taylor]: Taking taylor expansion of 1/720 in x
0.473 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.473 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.473 * [taylor]: Taking taylor expansion of x in x
0.473 * [taylor]: Taking taylor expansion of 1/2 in x
0.473 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.473 * [taylor]: Taking taylor expansion of 1/24 in x
0.473 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.473 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.473 * [taylor]: Taking taylor expansion of x in x
0.488 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.489 * [approximate]: Taking taylor expansion of (* 1/24 (pow x 2)) in (x) around 0
0.489 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.489 * [taylor]: Taking taylor expansion of 1/24 in x
0.489 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.489 * [taylor]: Taking taylor expansion of x in x
0.489 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.489 * [taylor]: Taking taylor expansion of 1/24 in x
0.489 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.489 * [taylor]: Taking taylor expansion of x in x
0.501 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.501 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.501 * [taylor]: Taking taylor expansion of 1/24 in x
0.501 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.501 * [taylor]: Taking taylor expansion of x in x
0.502 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.502 * [taylor]: Taking taylor expansion of 1/24 in x
0.502 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.502 * [taylor]: Taking taylor expansion of x in x
0.509 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.509 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.509 * [taylor]: Taking taylor expansion of 1/24 in x
0.509 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.509 * [taylor]: Taking taylor expansion of x in x
0.510 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.510 * [taylor]: Taking taylor expansion of 1/24 in x
0.510 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.510 * [taylor]: Taking taylor expansion of x in x
0.517 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 1)
0.518 * [approximate]: Taking taylor expansion of (* 1/720 (pow x 4)) in (x) around 0
0.518 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.518 * [taylor]: Taking taylor expansion of 1/720 in x
0.518 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.518 * [taylor]: Taking taylor expansion of x in x
0.518 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.518 * [taylor]: Taking taylor expansion of 1/720 in x
0.518 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.518 * [taylor]: Taking taylor expansion of x in x
0.529 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.529 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.529 * [taylor]: Taking taylor expansion of 1/720 in x
0.529 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.529 * [taylor]: Taking taylor expansion of x in x
0.530 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.530 * [taylor]: Taking taylor expansion of 1/720 in x
0.530 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.530 * [taylor]: Taking taylor expansion of x in x
0.541 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.541 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.541 * [taylor]: Taking taylor expansion of 1/720 in x
0.541 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.541 * [taylor]: Taking taylor expansion of x in x
0.542 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.542 * [taylor]: Taking taylor expansion of 1/720 in x
0.542 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.542 * [taylor]: Taking taylor expansion of x in x
0.554 * * * [progress]: simplifying candidates
0.555 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* (exp (* 1/720 (pow x 4))) (exp 1/2)) (exp (* 1/24 (pow x 2))))
  (/ (exp (+ (* 1/720 (pow x 4)) 1/2)) (exp (* 1/24 (pow x 2))))
  (log (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (exp (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (* (cbrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))) (cbrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))))
  (cbrt (- (+ (* 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)))) (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (sqrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (sqrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (- (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)))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (sqrt (* 1/24 (pow x 2))))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (sqrt (* 1/24 (pow x 2))))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) (pow (sqrt x) 2)))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) (pow (sqrt x) 2)))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) (sqrt (pow x 2))))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) (sqrt (pow x 2))))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) (pow x (/ 2 2))))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 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)))
  (- (+ (* 1/720 (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)))
  (- 1/2 (* 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))
  (+ (log 1/24) (* (log x) 2))
  (+ (log 1/24) (* (log x) 2))
  (+ (log 1/24) (log (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (exp (* 1/24 (pow x 2)))
  (* (* (* 1/24 1/24) 1/24) (* (* (pow x 2) (pow x 2)) (pow x 2)))
  (* (cbrt (* 1/24 (pow x 2))) (cbrt (* 1/24 (pow x 2))))
  (cbrt (* 1/24 (pow x 2)))
  (* (* (* 1/24 (pow x 2)) (* 1/24 (pow x 2))) (* 1/24 (pow x 2)))
  (sqrt (* 1/24 (pow x 2)))
  (sqrt (* 1/24 (pow x 2)))
  (* (sqrt 1/24) (pow (sqrt x) 2))
  (* (sqrt 1/24) (pow (sqrt x) 2))
  (* (sqrt 1/24) x)
  (* (sqrt 1/24) x)
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* (sqrt 1/24) (pow x (/ 2 2)))
  (* (sqrt 1/24) (pow x (/ 2 2)))
  (* 1/24 (pow (* (cbrt x) (cbrt x)) 2))
  (* 1/24 (pow (sqrt x) 2))
  (* 1/24 (pow 1 2))
  (* 1/24 x)
  (* 1/24 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 1/24 (sqrt (pow x 2)))
  (* 1/24 1)
  (* 1/24 (pow x (/ 2 2)))
  (* (cbrt 1/24) (pow x 2))
  (* (sqrt 1/24) (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (+ (log 1/720) (* (log x) 4))
  (+ (log 1/720) (* (log x) 4))
  (+ (log 1/720) (log (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (exp (* 1/720 (pow x 4)))
  (* (* (* 1/720 1/720) 1/720) (* (* (pow x 4) (pow x 4)) (pow x 4)))
  (* (cbrt (* 1/720 (pow x 4))) (cbrt (* 1/720 (pow x 4))))
  (cbrt (* 1/720 (pow x 4)))
  (* (* (* 1/720 (pow x 4)) (* 1/720 (pow x 4))) (* 1/720 (pow x 4)))
  (sqrt (* 1/720 (pow x 4)))
  (sqrt (* 1/720 (pow x 4)))
  (* (sqrt 1/720) (pow (sqrt x) 4))
  (* (sqrt 1/720) (pow (sqrt x) 4))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (pow x (/ 4 2)))
  (* (sqrt 1/720) (pow x (/ 4 2)))
  (* 1/720 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/720 (pow (sqrt x) 4))
  (* 1/720 (pow 1 4))
  (* 1/720 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/720 (sqrt (pow x 4)))
  (* 1/720 1)
  (* 1/720 (pow x (/ 4 2)))
  (* (cbrt 1/720) (pow x 4))
  (* (sqrt 1/720) (pow x 4))
  (* 1/720 (pow x 4))
  (- (+ (* 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))
0.560 * * [simplify]: iteration  0 :  292  enodes  (cost  472 )
0.566 * * [simplify]: iteration  1 :  1147  enodes  (cost  437 )
0.591 * * [simplify]: iteration  2 :  5002  enodes  (cost  433 )
0.594 * [simplify]: Simplified to:
   (exp (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (exp (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (log (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (exp (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (* (cbrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))) (cbrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))))
  (cbrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (pow (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) 3)
  (sqrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (sqrt (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))))
  (- (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)))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (sqrt (* 1/24 (pow x 2))))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (sqrt (* 1/24 (pow x 2))))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) (sqrt (pow x 2))))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) (sqrt (pow x 2))))
  (+ (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (- (sqrt (+ (* 1/720 (pow x 4)) 1/2)) (* (sqrt 1/24) x))
  (- (+ (* 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)))
  (- (+ (* 1/720 (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)))
  (- 1/2 (* 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))
  (log (* 1/24 (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (exp (* 1/24 (pow x 2)))
  (pow (* 1/24 (pow x 2)) 3)
  (* (cbrt (* 1/24 (pow x 2))) (cbrt (* 1/24 (pow x 2))))
  (cbrt (* 1/24 (pow x 2)))
  (pow (* 1/24 (pow x 2)) 3)
  (sqrt (* 1/24 (pow x 2)))
  (sqrt (* 1/24 (pow x 2)))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* 1/24 (pow (* (cbrt x) (cbrt x)) 2))
  (* x 1/24)
  1/24
  (* x 1/24)
  (* 1/24 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 1/24 (fabs x))
  1/24
  (* x 1/24)
  (* (cbrt 1/24) (pow x 2))
  (* (sqrt 1/24) (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (log (* 1/720 (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (exp (* 1/720 (pow x 4)))
  (pow (* 1/720 (pow x 4)) 3)
  (* (cbrt (* 1/720 (pow x 4))) (cbrt (* 1/720 (pow x 4))))
  (cbrt (* 1/720 (pow x 4)))
  (pow (* 1/720 (pow x 4)) 3)
  (sqrt (* 1/720 (pow x 4)))
  (sqrt (* 1/720 (pow x 4)))
  (* (sqrt 1/720) (pow x 2))
  (* (sqrt 1/720) (pow x 2))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (pow x 2))
  (* (sqrt 1/720) (pow x 2))
  (* 1/720 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/720 (pow x 2))
  1/720
  (* 1/720 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/720 (sqrt (pow x 4)))
  1/720
  (* 1/720 (pow x 2))
  (* (cbrt 1/720) (pow x 4))
  (* (sqrt 1/720) (pow x 4))
  (* 1/720 (pow x 4))
  (- (+ (* 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))
0.595 * * * [progress]: adding candidates to table
0.720 * * [progress]: iteration 3 / 4
0.720 * * * [progress]: picking best candidate
0.745 * * * * [pick]: Picked  #<alt (λ (x) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))>
0.745 * * * [progress]: localizing error
0.754 * * * [progress]: generating rewritten candidates
0.754 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.780 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 2)
0.786 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1)
0.794 * * * [progress]: generating series expansions
0.794 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.794 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in (x) around 0
0.794 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in x
0.794 * [taylor]: Taking taylor expansion of (+ (* 1/720 (pow x 4)) 1/2) in x
0.794 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.794 * [taylor]: Taking taylor expansion of 1/720 in x
0.794 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.794 * [taylor]: Taking taylor expansion of x in x
0.795 * [taylor]: Taking taylor expansion of 1/2 in x
0.795 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.795 * [taylor]: Taking taylor expansion of 1/24 in x
0.795 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.795 * [taylor]: Taking taylor expansion of x in x
0.795 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2))) in x
0.795 * [taylor]: Taking taylor expansion of (+ (* 1/720 (pow x 4)) 1/2) in x
0.795 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.795 * [taylor]: Taking taylor expansion of 1/720 in x
0.795 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.795 * [taylor]: Taking taylor expansion of x in x
0.795 * [taylor]: Taking taylor expansion of 1/2 in x
0.795 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.795 * [taylor]: Taking taylor expansion of 1/24 in x
0.795 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.795 * [taylor]: Taking taylor expansion of x in x
0.802 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.802 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.802 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.802 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.802 * [taylor]: Taking taylor expansion of 1/720 in x
0.802 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.802 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.802 * [taylor]: Taking taylor expansion of x in x
0.803 * [taylor]: Taking taylor expansion of 1/2 in x
0.803 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.803 * [taylor]: Taking taylor expansion of 1/24 in x
0.803 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.803 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.803 * [taylor]: Taking taylor expansion of x in x
0.803 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.803 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.803 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.803 * [taylor]: Taking taylor expansion of 1/720 in x
0.803 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.803 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.803 * [taylor]: Taking taylor expansion of x in x
0.804 * [taylor]: Taking taylor expansion of 1/2 in x
0.804 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.804 * [taylor]: Taking taylor expansion of 1/24 in x
0.804 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.804 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.804 * [taylor]: Taking taylor expansion of x in x
0.820 * [approximate]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in (x) around 0
0.820 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.820 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.820 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.820 * [taylor]: Taking taylor expansion of 1/720 in x
0.820 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.820 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.820 * [taylor]: Taking taylor expansion of x in x
0.821 * [taylor]: Taking taylor expansion of 1/2 in x
0.821 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.821 * [taylor]: Taking taylor expansion of 1/24 in x
0.821 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.821 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.821 * [taylor]: Taking taylor expansion of x in x
0.821 * [taylor]: Taking taylor expansion of (- (+ (* 1/720 (/ 1 (pow x 4))) 1/2) (* 1/24 (/ 1 (pow x 2)))) in x
0.821 * [taylor]: Taking taylor expansion of (+ (* 1/720 (/ 1 (pow x 4))) 1/2) in x
0.821 * [taylor]: Taking taylor expansion of (* 1/720 (/ 1 (pow x 4))) in x
0.821 * [taylor]: Taking taylor expansion of 1/720 in x
0.821 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.822 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.822 * [taylor]: Taking taylor expansion of x in x
0.822 * [taylor]: Taking taylor expansion of 1/2 in x
0.822 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 (pow x 2))) in x
0.822 * [taylor]: Taking taylor expansion of 1/24 in x
0.822 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.822 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.822 * [taylor]: Taking taylor expansion of x in x
0.838 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 2)
0.838 * [approximate]: Taking taylor expansion of (* 1/24 (pow x 2)) in (x) around 0
0.838 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.838 * [taylor]: Taking taylor expansion of 1/24 in x
0.838 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.838 * [taylor]: Taking taylor expansion of x in x
0.838 * [taylor]: Taking taylor expansion of (* 1/24 (pow x 2)) in x
0.838 * [taylor]: Taking taylor expansion of 1/24 in x
0.838 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.838 * [taylor]: Taking taylor expansion of x in x
0.850 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.850 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.850 * [taylor]: Taking taylor expansion of 1/24 in x
0.850 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.850 * [taylor]: Taking taylor expansion of x in x
0.850 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.850 * [taylor]: Taking taylor expansion of 1/24 in x
0.850 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.850 * [taylor]: Taking taylor expansion of x in x
0.858 * [approximate]: Taking taylor expansion of (/ 1/24 (pow x 2)) in (x) around 0
0.858 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.858 * [taylor]: Taking taylor expansion of 1/24 in x
0.858 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.858 * [taylor]: Taking taylor expansion of x in x
0.859 * [taylor]: Taking taylor expansion of (/ 1/24 (pow x 2)) in x
0.859 * [taylor]: Taking taylor expansion of 1/24 in x
0.859 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.859 * [taylor]: Taking taylor expansion of x in x
0.866 * * * * [progress]: [ 3 / 3 ] generating series at (2 1)
0.866 * [approximate]: Taking taylor expansion of (* 1/720 (pow x 4)) in (x) around 0
0.866 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.866 * [taylor]: Taking taylor expansion of 1/720 in x
0.866 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.866 * [taylor]: Taking taylor expansion of x in x
0.866 * [taylor]: Taking taylor expansion of (* 1/720 (pow x 4)) in x
0.866 * [taylor]: Taking taylor expansion of 1/720 in x
0.866 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.866 * [taylor]: Taking taylor expansion of x in x
0.878 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.878 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.878 * [taylor]: Taking taylor expansion of 1/720 in x
0.878 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.878 * [taylor]: Taking taylor expansion of x in x
0.879 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.879 * [taylor]: Taking taylor expansion of 1/720 in x
0.879 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.879 * [taylor]: Taking taylor expansion of x in x
0.890 * [approximate]: Taking taylor expansion of (/ 1/720 (pow x 4)) in (x) around 0
0.890 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.890 * [taylor]: Taking taylor expansion of 1/720 in x
0.890 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.890 * [taylor]: Taking taylor expansion of x in x
0.891 * [taylor]: Taking taylor expansion of (/ 1/720 (pow x 4)) in x
0.891 * [taylor]: Taking taylor expansion of 1/720 in x
0.891 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.891 * [taylor]: Taking taylor expansion of x in x
0.902 * * * [progress]: simplifying candidates
0.903 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* 1/720 (pow x 4))) (/ (exp 1/2) (exp (* 1/24 (pow x 2)))))
  (* (exp (* 1/720 (pow x 4))) (exp (- 1/2 (* 1/24 (pow x 2)))))
  (log (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (exp (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (* (cbrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2))))) (cbrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2))))))
  (cbrt (+ (* 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))))) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (sqrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (sqrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (+ (pow (* 1/720 (pow x 4)) 3) (pow (- 1/2 (* 1/24 (pow x 2))) 3))
  (+ (* (* 1/720 (pow x 4)) (* 1/720 (pow x 4))) (- (* (- 1/2 (* 1/24 (pow x 2))) (- 1/2 (* 1/24 (pow x 2)))) (* (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2))))))
  (- (* (* 1/720 (pow x 4)) (* 1/720 (pow x 4))) (* (- 1/2 (* 1/24 (pow x 2))) (- 1/2 (* 1/24 (pow x 2)))))
  (- (* 1/720 (pow x 4)) (- 1/2 (* 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))))
  (+ (* 1/720 (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))))
  (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2))))
  (+ (* 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))
  (+ (log 1/24) (* (log x) 2))
  (+ (log 1/24) (* (log x) 2))
  (+ (log 1/24) (log (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (exp (* 1/24 (pow x 2)))
  (* (* (* 1/24 1/24) 1/24) (* (* (pow x 2) (pow x 2)) (pow x 2)))
  (* (cbrt (* 1/24 (pow x 2))) (cbrt (* 1/24 (pow x 2))))
  (cbrt (* 1/24 (pow x 2)))
  (* (* (* 1/24 (pow x 2)) (* 1/24 (pow x 2))) (* 1/24 (pow x 2)))
  (sqrt (* 1/24 (pow x 2)))
  (sqrt (* 1/24 (pow x 2)))
  (* (sqrt 1/24) (pow (sqrt x) 2))
  (* (sqrt 1/24) (pow (sqrt x) 2))
  (* (sqrt 1/24) x)
  (* (sqrt 1/24) x)
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* (sqrt 1/24) (pow x (/ 2 2)))
  (* (sqrt 1/24) (pow x (/ 2 2)))
  (* 1/24 (pow (* (cbrt x) (cbrt x)) 2))
  (* 1/24 (pow (sqrt x) 2))
  (* 1/24 (pow 1 2))
  (* 1/24 x)
  (* 1/24 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 1/24 (sqrt (pow x 2)))
  (* 1/24 1)
  (* 1/24 (pow x (/ 2 2)))
  (* (cbrt 1/24) (pow x 2))
  (* (sqrt 1/24) (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (+ (log 1/720) (* (log x) 4))
  (+ (log 1/720) (* (log x) 4))
  (+ (log 1/720) (log (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (exp (* 1/720 (pow x 4)))
  (* (* (* 1/720 1/720) 1/720) (* (* (pow x 4) (pow x 4)) (pow x 4)))
  (* (cbrt (* 1/720 (pow x 4))) (cbrt (* 1/720 (pow x 4))))
  (cbrt (* 1/720 (pow x 4)))
  (* (* (* 1/720 (pow x 4)) (* 1/720 (pow x 4))) (* 1/720 (pow x 4)))
  (sqrt (* 1/720 (pow x 4)))
  (sqrt (* 1/720 (pow x 4)))
  (* (sqrt 1/720) (pow (sqrt x) 4))
  (* (sqrt 1/720) (pow (sqrt x) 4))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (pow x (/ 4 2)))
  (* (sqrt 1/720) (pow x (/ 4 2)))
  (* 1/720 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/720 (pow (sqrt x) 4))
  (* 1/720 (pow 1 4))
  (* 1/720 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/720 (sqrt (pow x 4)))
  (* 1/720 1)
  (* 1/720 (pow x (/ 4 2)))
  (* (cbrt 1/720) (pow x 4))
  (* (sqrt 1/720) (pow x 4))
  (* 1/720 (pow x 4))
  (- (+ (* 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))
0.908 * * [simplify]: iteration  0 :  270  enodes  (cost  385 )
0.913 * * [simplify]: iteration  1 :  1090  enodes  (cost  354 )
0.936 * * [simplify]: iteration  2 :  5002  enodes  (cost  354 )
0.939 * [simplify]: Simplified to:
   (exp (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (exp (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (log (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (exp (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (* (cbrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2))))) (cbrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2))))))
  (cbrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (pow (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))) 3)
  (sqrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (sqrt (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
  (+ (pow (* 1/720 (pow x 4)) 3) (pow (- 1/2 (* 1/24 (pow x 2))) 3))
  (+ (* (- 1/2 (* 1/24 (pow x 2))) (- (- 1/2 (* 1/24 (pow x 2))) (* 1/720 (pow x 4)))) (* 1/518400 (* (pow x 4) (pow x 4))))
  (+ (- (* (- 1/2 (* 1/24 (pow x 2))) (- 1/2 (* 1/24 (pow x 2))))) (* (pow x 8) 1/518400))
  (- (* 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))))
  (+ (* 1/720 (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))))
  (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2))))
  (+ (* 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))
  (log (* 1/24 (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (log (* 1/24 (pow x 2)))
  (exp (* 1/24 (pow x 2)))
  (pow (* 1/24 (pow x 2)) 3)
  (* (cbrt (* 1/24 (pow x 2))) (cbrt (* 1/24 (pow x 2))))
  (cbrt (* 1/24 (pow x 2)))
  (pow (* 1/24 (pow x 2)) 3)
  (sqrt (* 1/24 (pow x 2)))
  (sqrt (* 1/24 (pow x 2)))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* (sqrt 1/24) (sqrt (pow x 2)))
  (* x (sqrt 1/24))
  (* x (sqrt 1/24))
  (* 1/24 (pow (* (cbrt x) (cbrt x)) 2))
  (* x 1/24)
  1/24
  (* x 1/24)
  (* 1/24 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 1/24 (fabs x))
  1/24
  (* x 1/24)
  (* (cbrt 1/24) (pow x 2))
  (* (sqrt 1/24) (pow x 2))
  (* 1/24 (pow x 2))
  (* 1/720 (pow x 4))
  (log (* 1/720 (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (log (* 1/720 (pow x 4)))
  (exp (* 1/720 (pow x 4)))
  (pow (* 1/720 (pow x 4)) 3)
  (* (cbrt (* 1/720 (pow x 4))) (cbrt (* 1/720 (pow x 4))))
  (cbrt (* 1/720 (pow x 4)))
  (pow (* 1/720 (pow x 4)) 3)
  (sqrt (* 1/720 (pow x 4)))
  (sqrt (* 1/720 (pow x 4)))
  (* (sqrt 1/720) (pow x 2))
  (* (sqrt 1/720) (pow x 2))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (sqrt (pow x 4)))
  (* (sqrt 1/720) (pow x 2))
  (* (sqrt 1/720) (pow x 2))
  (* 1/720 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/720 (pow x 2))
  1/720
  (* 1/720 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/720 (sqrt (pow x 4)))
  1/720
  (* 1/720 (pow x 2))
  (* (cbrt 1/720) (pow x 4))
  (* (sqrt 1/720) (pow x 4))
  (* 1/720 (pow x 4))
  (+ (* 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))
0.940 * * * [progress]: adding candidates to table
1.057 * * [progress]: iteration 4 / 4
1.057 * * * [progress]: picking best candidate
1.079 * * * * [pick]: Picked  #<alt (λ (x) (* (/ 1 x) (/ (- 1.0 (cos x)) x)))>
1.079 * * * [progress]: localizing error
1.087 * * * [progress]: generating rewritten candidates
1.087 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 1)
1.090 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
1.113 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
1.131 * * * [progress]: generating series expansions
1.131 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 1)
1.131 * [approximate]: Taking taylor expansion of (- 1.0 (cos x)) in (x) around 0
1.131 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.131 * [taylor]: Taking taylor expansion of 1.0 in x
1.131 * [taylor]: Taking taylor expansion of (cos x) in x
1.131 * [taylor]: Taking taylor expansion of x in x
1.131 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.131 * [taylor]: Taking taylor expansion of 1.0 in x
1.131 * [taylor]: Taking taylor expansion of (cos x) in x
1.131 * [taylor]: Taking taylor expansion of x in x
1.141 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in (x) around 0
1.141 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.141 * [taylor]: Taking taylor expansion of 1.0 in x
1.141 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.141 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.141 * [taylor]: Taking taylor expansion of x in x
1.142 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.142 * [taylor]: Taking taylor expansion of 1.0 in x
1.142 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.142 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.142 * [taylor]: Taking taylor expansion of x in x
1.145 * [approximate]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in (x) around 0
1.145 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.145 * [taylor]: Taking taylor expansion of 1.0 in x
1.145 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.145 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.145 * [taylor]: Taking taylor expansion of -1 in x
1.145 * [taylor]: Taking taylor expansion of x in x
1.146 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.146 * [taylor]: Taking taylor expansion of 1.0 in x
1.146 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.146 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.146 * [taylor]: Taking taylor expansion of -1 in x
1.146 * [taylor]: Taking taylor expansion of x in x
1.149 * * * * [progress]: [ 2 / 3 ] generating series at (2)
1.149 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in (x) around 0
1.149 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
1.149 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.149 * [taylor]: Taking taylor expansion of 1.0 in x
1.149 * [taylor]: Taking taylor expansion of (cos x) in x
1.149 * [taylor]: Taking taylor expansion of x in x
1.149 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.150 * [taylor]: Taking taylor expansion of x in x
1.152 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) (pow x 2)) in x
1.152 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.152 * [taylor]: Taking taylor expansion of 1.0 in x
1.152 * [taylor]: Taking taylor expansion of (cos x) in x
1.152 * [taylor]: Taking taylor expansion of x in x
1.152 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.152 * [taylor]: Taking taylor expansion of x in x
1.168 * [approximate]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in (x) around 0
1.168 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
1.168 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.168 * [taylor]: Taking taylor expansion of x in x
1.168 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.168 * [taylor]: Taking taylor expansion of 1.0 in x
1.168 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.168 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.168 * [taylor]: Taking taylor expansion of x in x
1.168 * [taylor]: Taking taylor expansion of (* (pow x 2) (- 1.0 (cos (/ 1 x)))) in x
1.168 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.168 * [taylor]: Taking taylor expansion of x in x
1.168 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.168 * [taylor]: Taking taylor expansion of 1.0 in x
1.168 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.168 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.168 * [taylor]: Taking taylor expansion of x in x
1.186 * [approximate]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in (x) around 0
1.186 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
1.186 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.186 * [taylor]: Taking taylor expansion of 1.0 in x
1.186 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.186 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.186 * [taylor]: Taking taylor expansion of -1 in x
1.186 * [taylor]: Taking taylor expansion of x in x
1.186 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.186 * [taylor]: Taking taylor expansion of x in x
1.187 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) (pow x 2)) in x
1.187 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.187 * [taylor]: Taking taylor expansion of 1.0 in x
1.187 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.187 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.187 * [taylor]: Taking taylor expansion of -1 in x
1.187 * [taylor]: Taking taylor expansion of x in x
1.187 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.187 * [taylor]: Taking taylor expansion of x in x
1.197 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
1.197 * [approximate]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in (x) around 0
1.197 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
1.197 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.197 * [taylor]: Taking taylor expansion of 1.0 in x
1.197 * [taylor]: Taking taylor expansion of (cos x) in x
1.197 * [taylor]: Taking taylor expansion of x in x
1.197 * [taylor]: Taking taylor expansion of x in x
1.200 * [taylor]: Taking taylor expansion of (/ (- 1.0 (cos x)) x) in x
1.200 * [taylor]: Taking taylor expansion of (- 1.0 (cos x)) in x
1.200 * [taylor]: Taking taylor expansion of 1.0 in x
1.200 * [taylor]: Taking taylor expansion of (cos x) in x
1.200 * [taylor]: Taking taylor expansion of x in x
1.200 * [taylor]: Taking taylor expansion of x in x
1.213 * [approximate]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in (x) around 0
1.213 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
1.213 * [taylor]: Taking taylor expansion of x in x
1.213 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.213 * [taylor]: Taking taylor expansion of 1.0 in x
1.213 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.213 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.213 * [taylor]: Taking taylor expansion of x in x
1.213 * [taylor]: Taking taylor expansion of (* x (- 1.0 (cos (/ 1 x)))) in x
1.213 * [taylor]: Taking taylor expansion of x in x
1.213 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ 1 x))) in x
1.213 * [taylor]: Taking taylor expansion of 1.0 in x
1.213 * [taylor]: Taking taylor expansion of (cos (/ 1 x)) in x
1.213 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.213 * [taylor]: Taking taylor expansion of x in x
1.225 * [approximate]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in (x) around 0
1.225 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
1.225 * [taylor]: Taking taylor expansion of -1 in x
1.225 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
1.225 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.225 * [taylor]: Taking taylor expansion of 1.0 in x
1.225 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.225 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.225 * [taylor]: Taking taylor expansion of -1 in x
1.225 * [taylor]: Taking taylor expansion of x in x
1.225 * [taylor]: Taking taylor expansion of x in x
1.225 * [taylor]: Taking taylor expansion of (* -1 (* (- 1.0 (cos (/ -1 x))) x)) in x
1.225 * [taylor]: Taking taylor expansion of -1 in x
1.225 * [taylor]: Taking taylor expansion of (* (- 1.0 (cos (/ -1 x))) x) in x
1.225 * [taylor]: Taking taylor expansion of (- 1.0 (cos (/ -1 x))) in x
1.225 * [taylor]: Taking taylor expansion of 1.0 in x
1.225 * [taylor]: Taking taylor expansion of (cos (/ -1 x)) in x
1.225 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.225 * [taylor]: Taking taylor expansion of -1 in x
1.225 * [taylor]: Taking taylor expansion of x in x
1.226 * [taylor]: Taking taylor expansion of x in x
1.241 * * * [progress]: simplifying candidates
1.244 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (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))
  (* (/ 1 x) (/ (- 1.0 (cos x)) x))
  (+ (- (log x)) (- (log (- 1.0 (cos x))) (log x)))
  (+ (- (log x)) (log (/ (- 1.0 (cos x)) x)))
  (+ (- 0 (log x)) (- (log (- 1.0 (cos x))) (log x)))
  (+ (- 0 (log x)) (log (/ (- 1.0 (cos x)) x)))
  (+ (- (log 1) (log x)) (- (log (- 1.0 (cos x))) (log x)))
  (+ (- (log 1) (log x)) (log (/ (- 1.0 (cos x)) x)))
  (+ (log (/ 1 x)) (- (log (- 1.0 (cos x))) (log x)))
  (+ (log (/ 1 x)) (log (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (exp (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (* (/ (* (* 1 1) 1) (* (* x x) x)) (/ (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x))) (* (* x x) x)))
  (* (/ (* (* 1 1) 1) (* (* x x) x)) (* (* (/ (- 1.0 (cos x)) x) (/ (- 1.0 (cos x)) x)) (/ (- 1.0 (cos x)) x)))
  (* (* (* (/ 1 x) (/ 1 x)) (/ 1 x)) (/ (* (* (- 1.0 (cos x)) (- 1.0 (cos x))) (- 1.0 (cos x))) (* (* x x) x)))
  (* (* (* (/ 1 x) (/ 1 x)) (/ 1 x)) (* (* (/ (- 1.0 (cos x)) x) (/ (- 1.0 (cos x)) x)) (/ (- 1.0 (cos x)) x)))
  (* (cbrt (* (/ 1 x) (/ (- 1.0 (cos x)) x))) (cbrt (* (/ 1 x) (/ (- 1.0 (cos x)) x))))
  (cbrt (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (* (* (* (/ 1 x) (/ (- 1.0 (cos x)) x)) (* (/ 1 x) (/ (- 1.0 (cos x)) x))) (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (sqrt (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (sqrt (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (* 1 (- 1.0 (cos x)))
  (* x x)
  (* 1 (- (- 1.0 (cos x))))
  (* x (- x))
  (* 1 1)
  (* x (/ x (- 1.0 (cos x))))
  (* 1 (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x))))
  (* x (cbrt x))
  (* 1 (/ (- 1.0 (cos x)) (sqrt x)))
  (* x (sqrt x))
  (* 1 (/ (- 1.0 (cos x)) 1))
  (* x x)
  (* 1 (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (* x (/ x (cbrt (- 1.0 (cos x)))))
  (* 1 (sqrt (- 1.0 (cos x))))
  (* x (/ x (sqrt (- 1.0 (cos x)))))
  (* 1 1)
  (* x (/ x (- 1.0 (cos x))))
  (* 1 (+ (sqrt 1.0) (sqrt (cos x))))
  (* x (/ x (- (sqrt 1.0) (sqrt (cos x)))))
  (* 1 1)
  (* x (/ x (- 1.0 (cos x))))
  (* 1 (- (pow 1.0 3) (pow (cos x) 3)))
  (* x (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (* 1 (- (* 1.0 1.0) (* (cos x) (cos x))))
  (* x (* x (+ 1.0 (cos x))))
  (* (- 1) (- 1.0 (cos x)))
  (* (- x) x)
  (* (- 1) (- (- 1.0 (cos x))))
  (* (- x) (- x))
  (* (- 1) 1)
  (* (- x) (/ x (- 1.0 (cos x))))
  (* (- 1) (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x))))
  (* (- x) (cbrt x))
  (* (- 1) (/ (- 1.0 (cos x)) (sqrt x)))
  (* (- x) (sqrt x))
  (* (- 1) (/ (- 1.0 (cos x)) 1))
  (* (- x) x)
  (* (- 1) (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (* (- x) (/ x (cbrt (- 1.0 (cos x)))))
  (* (- 1) (sqrt (- 1.0 (cos x))))
  (* (- x) (/ x (sqrt (- 1.0 (cos x)))))
  (* (- 1) 1)
  (* (- x) (/ x (- 1.0 (cos x))))
  (* (- 1) (+ (sqrt 1.0) (sqrt (cos x))))
  (* (- x) (/ x (- (sqrt 1.0) (sqrt (cos x)))))
  (* (- 1) 1)
  (* (- x) (/ x (- 1.0 (cos x))))
  (* (- 1) (- (pow 1.0 3) (pow (cos x) 3)))
  (* (- x) (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (* (- 1) (- (* 1.0 1.0) (* (cos x) (cos x))))
  (* (- x) (* x (+ 1.0 (cos x))))
  (* 1 (- 1.0 (cos x)))
  (* (/ x 1) x)
  (* 1 (- (- 1.0 (cos x))))
  (* (/ x 1) (- x))
  (* 1 1)
  (* (/ x 1) (/ x (- 1.0 (cos x))))
  (* 1 (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x))))
  (* (/ x 1) (cbrt x))
  (* 1 (/ (- 1.0 (cos x)) (sqrt x)))
  (* (/ x 1) (sqrt x))
  (* 1 (/ (- 1.0 (cos x)) 1))
  (* (/ x 1) x)
  (* 1 (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (* (/ x 1) (/ x (cbrt (- 1.0 (cos x)))))
  (* 1 (sqrt (- 1.0 (cos x))))
  (* (/ x 1) (/ x (sqrt (- 1.0 (cos x)))))
  (* 1 1)
  (* (/ x 1) (/ x (- 1.0 (cos x))))
  (* 1 (+ (sqrt 1.0) (sqrt (cos x))))
  (* (/ x 1) (/ x (- (sqrt 1.0) (sqrt (cos x)))))
  (* 1 1)
  (* (/ x 1) (/ x (- 1.0 (cos x))))
  (* 1 (- (pow 1.0 3) (pow (cos x) 3)))
  (* (/ x 1) (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (* 1 (- (* 1.0 1.0) (* (cos x) (cos x))))
  (* (/ x 1) (* x (+ 1.0 (cos x))))
  (* (/ 1 (* (cbrt x) (cbrt x))) (- 1.0 (cos x)))
  (* (cbrt x) x)
  (* (/ 1 (* (cbrt x) (cbrt x))) (- (- 1.0 (cos x))))
  (* (cbrt x) (- x))
  (* (/ 1 (* (cbrt x) (cbrt x))) 1)
  (* (cbrt x) (/ x (- 1.0 (cos x))))
  (* (/ 1 (* (cbrt x) (cbrt x))) (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x))))
  (* (cbrt x) (cbrt x))
  (* (/ 1 (* (cbrt x) (cbrt x))) (/ (- 1.0 (cos x)) (sqrt x)))
  (* (cbrt x) (sqrt x))
  (* (/ 1 (* (cbrt x) (cbrt x))) (/ (- 1.0 (cos x)) 1))
  (* (cbrt x) x)
  (* (/ 1 (* (cbrt x) (cbrt x))) (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (* (cbrt x) (/ x (cbrt (- 1.0 (cos x)))))
  (* (/ 1 (* (cbrt x) (cbrt x))) (sqrt (- 1.0 (cos x))))
  (* (cbrt x) (/ x (sqrt (- 1.0 (cos x)))))
  (* (/ 1 (* (cbrt x) (cbrt x))) 1)
  (* (cbrt x) (/ x (- 1.0 (cos x))))
  (* (/ 1 (* (cbrt x) (cbrt x))) (+ (sqrt 1.0) (sqrt (cos x))))
  (* (cbrt x) (/ x (- (sqrt 1.0) (sqrt (cos x)))))
  (* (/ 1 (* (cbrt x) (cbrt x))) 1)
  (* (cbrt x) (/ x (- 1.0 (cos x))))
  (* (/ 1 (* (cbrt x) (cbrt x))) (- (pow 1.0 3) (pow (cos x) 3)))
  (* (cbrt x) (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
  (* (/ 1 (* (cbrt x) (cbrt x))) (- (* 1.0 1.0) (* (cos x) (cos x))))
  (* (cbrt x) (* x (+ 1.0 (cos x))))
  (* (/ 1 (sqrt x)) (- 1.0 (cos x)))
  (* (sqrt x) x)
  (* (/ 1 (sqrt x)) (- (- 1.0 (cos x))))
  (* (sqrt x) (- x))
  (* (/ 1 (sqrt x)) 1)
  (* (sqrt x) (/ x (- 1.0 (cos x))))
  (* (/ 1 (sqrt x)) (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x))))
  (* (sqrt x) (cbrt x))
  (* (/ 1 (sqrt x)) (/ (- 1.0 (cos x)) (sqrt x)))
  (* (sqrt x) (sqrt x))
  (* (/ 1 (sqrt x)) (/ (- 1.0 (cos x)) 1))
  (* (sqrt x) x)
  (* (/ 1 (sqrt x)) (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (* (sqrt x) (/ x (cbrt (- 1.0 (cos x)))))
  (* (/ 1 (sqrt x)) (sqrt (- 1.0 (cos x))))
  (* (sqrt x) (/ x (sqrt (- 1.0 (cos x)))))
  (* (/ 1 (sqrt x)) 1)
  (* (sqrt x) (/ x (- 1.0 (cos x))))
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  (* x (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x))))))
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  (* (/ 1 x) (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt x)))
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  (* (/ 1 x) (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt x)))
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  (/ (cbrt (- 1.0 (cos x))) (cbrt x))
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  (/ (cbrt (- 1.0 (cos x))) (sqrt x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) 1)
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- 1.0 (cos x))) (cbrt x))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) 1)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ 1 (* (cbrt x) (cbrt x)))
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  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) 1)
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
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  (/ (- 1.0 (cos x)) (cbrt x))
  (/ 1 (sqrt x))
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  (/ x (- 1.0 (cos x)))
  (/ x (- (sqrt 1.0) (sqrt (cos x))))
  (/ x (- 1.0 (cos x)))
  (* x (+ (* 1.0 1.0) (+ (* (cos x) (cos x)) (* 1.0 (cos x)))))
  (* x (+ 1.0 (cos x)))
  (- (+ (* 1/2 (pow x 2)) (* 1/720 (pow x 6))) (* 1/24 (pow x 4)))
  (- 1.0 (cos x))
  (- 1.0 (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 x) (* 1/720 (pow x 5))) (* 1/24 (pow x 3)))
  (/ (- 1.0 (cos x)) x)
  (* -1 (/ (- (cos x) 1.0) x))
1.256 * * [simplify]: iteration  0 :  1062  enodes  (cost  1940 )
1.277 * * [simplify]: iteration  1 :  5001  enodes  (cost  1773 )
1.292 * [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 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))
  (/ (/ (- 1.0 (cos x)) x) x)
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (exp (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (pow (/ (/ (- 1.0 (cos x)) x) x) 3)
  (pow (/ (/ (- 1.0 (cos x)) x) x) 3)
  (pow (/ (/ (- 1.0 (cos x)) x) x) 3)
  (pow (/ (/ (- 1.0 (cos x)) x) x) 3)
  (* (cbrt (* (/ 1 x) (/ (- 1.0 (cos x)) x))) (cbrt (* (/ 1 x) (/ (- 1.0 (cos x)) x))))
  (cbrt (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (pow (/ (/ (- 1.0 (cos x)) x) x) 3)
  (sqrt (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (sqrt (* (/ 1 x) (/ (- 1.0 (cos x)) x)))
  (- 1.0 (cos x))
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  1
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  (* (/ x (cbrt (- 1.0 (cos x)))) x)
  (sqrt (- 1.0 (cos x)))
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  1
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  1
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  (- (* 1.0 1.0) (* (cos x) (cos x)))
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  1
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  1
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  1
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  x
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  1
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  (- 1.0 (cos x))
  (pow x 2)
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (* (/ x (cbrt (- 1.0 (cos x)))) x)
  (sqrt (- 1.0 (cos x)))
  (* (/ x (sqrt (- 1.0 (cos x)))) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (+ (sqrt 1.0) (sqrt (cos x)))
  (* (/ x (- (sqrt 1.0) (sqrt (cos x)))) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (- (pow 1.0 3) (pow (cos x) 3))
  (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (* (* x (+ 1.0 (cos x))) x)
  (* (cbrt 1) (* (cbrt 1) (- 1.0 (cos x))))
  (* (/ x (cbrt 1)) x)
  (* (* (cbrt 1) (cbrt 1)) (- (- 1.0 (cos x))))
  (* (/ x (cbrt 1)) (- x))
  (* (cbrt 1) (cbrt 1))
  (* (/ x (cbrt 1)) (/ x (- 1.0 (cos x))))
  (* (* (cbrt 1) (cbrt 1)) (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x))))
  (* (/ x (cbrt 1)) (cbrt x))
  (* (* (cbrt 1) (cbrt 1)) (/ (- 1.0 (cos x)) (sqrt x)))
  (* (/ x (cbrt 1)) (sqrt x))
  (* (cbrt 1) (* (cbrt 1) (- 1.0 (cos x))))
  (* (/ x (cbrt 1)) x)
  (* (* (cbrt 1) (cbrt 1)) (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))))
  (* (/ x (cbrt 1)) (/ x (cbrt (- 1.0 (cos x)))))
  (* (* (cbrt 1) (cbrt 1)) (sqrt (- 1.0 (cos x))))
  (* (/ x (cbrt 1)) (/ x (sqrt (- 1.0 (cos x)))))
  (* (cbrt 1) (cbrt 1))
  (* (/ x (cbrt 1)) (/ x (- 1.0 (cos x))))
  (* (* (cbrt 1) (cbrt 1)) (+ (sqrt 1.0) (sqrt (cos x))))
  (* (/ x (cbrt 1)) (/ x (- (sqrt 1.0) (sqrt (cos x)))))
  (* (cbrt 1) (cbrt 1))
  (* (/ x (cbrt 1)) (/ x (- 1.0 (cos x))))
  (* (* (cbrt 1) (cbrt 1)) (- (pow 1.0 3) (pow (cos x) 3)))
  (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) (/ x (cbrt 1)))
  (* (* (cbrt 1) (cbrt 1)) (- (* 1.0 1.0) (* (cos x) (cos x))))
  (* (/ x (cbrt 1)) (* x (+ 1.0 (cos x))))
  (- 1.0 (cos x))
  (pow x 2)
  (- (- 1.0 (cos x)))
  (* (- x) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (* (cbrt x) x)
  (/ (- 1.0 (cos x)) (sqrt x))
  (* (sqrt x) x)
  (- 1.0 (cos x))
  (pow x 2)
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (* (/ x (cbrt (- 1.0 (cos x)))) x)
  (sqrt (- 1.0 (cos x)))
  (* (/ x (sqrt (- 1.0 (cos x)))) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (+ (sqrt 1.0) (sqrt (cos x)))
  (* (/ x (- (sqrt 1.0) (sqrt (cos x)))) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (- (pow 1.0 3) (pow (cos x) 3))
  (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (* (* x (+ 1.0 (cos x))) x)
  (- 1.0 (cos x))
  (pow x 2)
  (- (- 1.0 (cos x)))
  (* (- x) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (* (cbrt x) x)
  (/ (- 1.0 (cos x)) (sqrt x))
  (* (sqrt x) x)
  (- 1.0 (cos x))
  (pow x 2)
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (* (/ x (cbrt (- 1.0 (cos x)))) x)
  (sqrt (- 1.0 (cos x)))
  (* (/ x (sqrt (- 1.0 (cos x)))) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (+ (sqrt 1.0) (sqrt (cos x)))
  (* (/ x (- (sqrt 1.0) (sqrt (cos x)))) x)
  1
  (* (/ x (- 1.0 (cos x))) x)
  (- (pow 1.0 3) (pow (cos x) 3))
  (* (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) x) x)
  (- (* 1.0 1.0) (* (cos x) (cos x)))
  (* (* x (+ 1.0 (cos x))) x)
  (* (sqrt (/ 1 x)) (sqrt (/ (- 1.0 (cos x)) x)))
  (* (sqrt (/ 1 x)) (sqrt (/ (- 1.0 (cos x)) x)))
  (* (sqrt (/ 1 x)) (/ (sqrt (- 1.0 (cos x))) (sqrt x)))
  (* (sqrt (/ 1 x)) (/ (sqrt (- 1.0 (cos x))) (sqrt x)))
  (/ (sqrt (/ (- 1.0 (cos x)) x)) (sqrt x))
  (/ (sqrt (/ (- 1.0 (cos x)) x)) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (/ (- 1.0 (cos x)) x)) (sqrt x))
  (/ (sqrt (/ (- 1.0 (cos x)) x)) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (* (cbrt (/ (- 1.0 (cos x)) x)) (cbrt (/ (- 1.0 (cos x)) x))) x)
  (/ (sqrt (/ (- 1.0 (cos x)) x)) x)
  (/ (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x))) x)
  (/ (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt x)) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) x)
  (/ (/ (sqrt (- 1.0 (cos x))) x) (* (cbrt x) (cbrt x)))
  (/ (/ (sqrt (- 1.0 (cos x))) x) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ (/ 1 x) (* (cbrt x) (cbrt x)))
  (/ (/ 1 x) (sqrt x))
  (/ 1 x)
  (/ (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) (cbrt x))) x)
  (/ (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt x)) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ (/ 1 x) (* (cbrt x) (cbrt x)))
  (/ (/ 1 x) (sqrt x))
  (/ 1 x)
  (/ 1 x)
  (/ (- 1.0 (cos x)) x)
  (* (cbrt (/ 1 x)) (/ (- 1.0 (cos x)) x))
  (* (sqrt (/ 1 x)) (/ (- 1.0 (cos x)) x))
  (* (/ (cbrt 1) (cbrt x)) (/ (- 1.0 (cos x)) x))
  (* (/ (cbrt 1) (sqrt x)) (/ (- 1.0 (cos x)) x))
  (* (/ (cbrt 1) x) (/ (- 1.0 (cos x)) x))
  (/ (/ (- 1.0 (cos x)) x) (cbrt x))
  (/ (/ (- 1.0 (cos x)) (sqrt x)) x)
  (/ (/ (- 1.0 (cos x)) x) x)
  (/ (/ (- 1.0 (cos x)) x) (cbrt x))
  (/ (/ (- 1.0 (cos x)) (sqrt x)) x)
  (/ (/ (- 1.0 (cos x)) x) x)
  (/ (/ (- 1.0 (cos x)) x) x)
  (/ (/ (- 1.0 (cos x)) x) x)
  (/ (- 1.0 (cos x)) x)
  (- (/ (- 1.0 (cos x)) x))
  (/ 1 x)
  (/ (/ (- 1.0 (cos x)) x) (* (cbrt x) (cbrt x)))
  (/ (/ (- 1.0 (cos x)) (sqrt x)) x)
  (/ (- 1.0 (cos x)) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) x)
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ 1 x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) x)
  (/ 1 x)
  (/ (- (pow 1.0 3) (pow (cos x) 3)) x)
  (/ (- (* 1.0 1.0) (* (cos x) (cos x))) x)
  (/ (- 1.0 (cos x)) x)
  (- (/ (- 1.0 (cos x)) x))
  (/ (- 1.0 (cos x)) x)
  (/ (/ (- 1.0 (cos x)) x) (* (cbrt x) (cbrt x)))
  (/ (/ (- 1.0 (cos x)) (sqrt x)) x)
  (/ (- 1.0 (cos x)) x)
  (* (* (cbrt 1) (cbrt 1)) (/ (- 1.0 (cos x)) x))
  (/ (- 1.0 (cos x)) x)
  (/ (- 1.0 (cos x)) x)
  (log (/ (- 1.0 (cos x)) x))
  (log (/ (- 1.0 (cos x)) x))
  (exp (/ (- 1.0 (cos x)) x))
  (pow (/ (- 1.0 (cos x)) x) 3)
  (* (cbrt (/ (- 1.0 (cos x)) x)) (cbrt (/ (- 1.0 (cos x)) x)))
  (cbrt (/ (- 1.0 (cos x)) x))
  (pow (/ (- 1.0 (cos x)) x) 3)
  (sqrt (/ (- 1.0 (cos x)) x))
  (sqrt (/ (- 1.0 (cos x)) x))
  (- (- 1.0 (cos x)))
  (- x)
  (/ 1.0 x)
  (/ (cos x) x)
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- 1.0 (cos x))) (cbrt x))
  (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (sqrt x))
  (/ (cbrt (- 1.0 (cos x))) (sqrt x))
  (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x))))
  (/ (cbrt (- 1.0 (cos x))) x)
  (/ (sqrt (- 1.0 (cos x))) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- 1.0 (cos x))) (cbrt x))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (/ (sqrt (- 1.0 (cos x))) (sqrt x))
  (sqrt (- 1.0 (cos x)))
  (/ (sqrt (- 1.0 (cos x))) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- 1.0 (cos x)) (sqrt x))
  1
  (/ (- 1.0 (cos x)) x)
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (* (cbrt x) (cbrt x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt x))
  (/ (+ (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (/ (- (sqrt 1.0) (sqrt (cos x))) (sqrt x))
  (+ (sqrt 1.0) (sqrt (cos x)))
  (/ (- (sqrt 1.0) (sqrt (cos x))) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- 1.0 (cos x)) (sqrt x))
  1
  (/ (- 1.0 (cos x)) x)
  (/ 1 x)
  (/ x (- 1.0 (cos x)))
  (/ (- 1.0 (cos x)) (* (cbrt x) (cbrt x)))
  (/ (- 1.0 (cos x)) (sqrt x))
  (- 1.0 (cos x))
  (/ x (cbrt (- 1.0 (cos x))))
  (/ x (sqrt (- 1.0 (cos x))))
  (/ x (- 1.0 (cos x)))
  (/ x (- (sqrt 1.0) (sqrt (cos x))))
  (/ x (- 1.0 (cos x)))
  (* (+ (* (cos x) (+ (cos x) 1.0)) (* 1.0 1.0)) 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))
  (- (+ (* 1/720 (pow x 4)) 1/2) (* 1/24 (pow x 2)))
  (/ (/ (- 1.0 (cos x)) x) x)
  (/ (/ (- 1.0 (cos x)) x) 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))
1.293 * * * [progress]: adding candidates to table
1.695 * [progress]: [Phase 3 of 3] Extracting.
1.695 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (sqrt x)) (* (sqrt x) (* x (+ 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (exp (log (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (exp (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (* (/ 1 x) (- (/ 1.0 x) (/ (cos x) x))))> #<alt (λ (x) (* (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x))) (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) x))))> #<alt (λ (x) (* (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (* (cbrt x) (cbrt x)))) (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt x))))> #<alt (λ (x) (* (/ 1 x) (/ (exp (log (- 1.0 (cos x)))) x)))> #<alt (λ (x) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (- 1) (* (- x) (/ x (- 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (/ (log (exp (- 1.0 (cos x)))) x)))> #<alt (λ (x) (/ (/ (+ (sqrt 1.0) (sqrt (cos x))) x) (/ x (- (sqrt 1.0) (sqrt (cos x))))))> #<alt (λ (x) (/ (log (exp (- 1.0 (cos x)))) (* x x)))>)
1.697 * * * [regime-changes]: Trying 1 branch expressions: (x)
1.697 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (sqrt x)) (* (sqrt x) (* x (+ 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (exp (log (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (exp (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (* (/ 1 x) (- (/ 1.0 x) (/ (cos x) x))))> #<alt (λ (x) (* (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x))) (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) x))))> #<alt (λ (x) (* (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (* (cbrt x) (cbrt x)))) (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt x))))> #<alt (λ (x) (* (/ 1 x) (/ (exp (log (- 1.0 (cos x)))) x)))> #<alt (λ (x) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (- 1) (* (- x) (/ x (- 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (/ (log (exp (- 1.0 (cos x)))) x)))> #<alt (λ (x) (/ (/ (+ (sqrt 1.0) (sqrt (cos x))) x) (/ x (- (sqrt 1.0) (sqrt (cos x))))))> #<alt (λ (x) (/ (log (exp (- 1.0 (cos x)))) (* x x)))>)
1.746 * * * [regime]: Found split indices: #<option (#s(si 6 58) #s(si 7 197) #s(si 6 255))>
1.747 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (sqrt x)) (* (sqrt x) (* x (+ 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (exp (log (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (exp (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (* (/ 1 x) (- (/ 1.0 x) (/ (cos x) x))))> #<alt (λ (x) (* (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x))) (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) x))))> #<alt (λ (x) (* (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (* (cbrt x) (cbrt x)))) (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt x))))> #<alt (λ (x) (* (/ 1 x) (/ (exp (log (- 1.0 (cos x)))) x)))> #<alt (λ (x) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (- 1) (* (- x) (/ x (- 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (/ (log (exp (- 1.0 (cos x)))) x)))> #<alt (λ (x) (/ (/ (+ (sqrt 1.0) (sqrt (cos x))) x) (/ x (- (sqrt 1.0) (sqrt (cos x))))))> #<alt (λ (x) (/ (log (exp (- 1.0 (cos x)))) (* x x)))>)
1.802 * [regimes]: Found splitpoints: (#s(sp 6 x -0.03054575583888737) #s(sp 7 x 0.03411142251183559) #s(sp 6 x +nan.0)) , with alts (#<alt (λ (x) (/ (/ (- (* 1.0 1.0) (* (cos x) (cos x))) (sqrt x)) (* (sqrt x) (* x (+ 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (exp (log (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (exp (log (* (/ 1 x) (/ (- 1.0 (cos x)) x)))))> #<alt (λ (x) (* (/ 1 x) (- (/ 1.0 x) (/ (cos x) x))))> #<alt (λ (x) (* (/ (* (cbrt (- 1.0 (cos x))) (cbrt (- 1.0 (cos x)))) (* (cbrt x) (cbrt x))) (/ (cbrt (- 1.0 (cos x))) (* (cbrt x) x))))> #<alt (λ (x) (* (/ (+ (sqrt 1.0) (sqrt (cos x))) (* x (* (cbrt x) (cbrt x)))) (/ (- (sqrt 1.0) (sqrt (cos x))) (cbrt x))))> #<alt (λ (x) (* (/ 1 x) (/ (exp (log (- 1.0 (cos x)))) x)))> #<alt (λ (x) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))> #<alt (λ (x) (/ (- 1) (* (- x) (/ x (- 1.0 (cos x))))))> #<alt (λ (x) (* (/ 1 x) (/ (log (exp (- 1.0 (cos x)))) x)))> #<alt (λ (x) (/ (/ (+ (sqrt 1.0) (sqrt (cos x))) x) (/ x (- (sqrt 1.0) (sqrt (cos x))))))> #<alt (λ (x) (/ (log (exp (- 1.0 (cos x)))) (* x x)))>)
1.803 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -0.03054575583888737) (* (/ 1 x) (/ (exp (log (- 1.0 (cos x)))) x)) (if (<= x 0.03411142251183559) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))) (* (/ 1 x) (/ (exp (log (- 1.0 (cos x)))) x))))
1.803 * * [simplify]: iteration  0 :  36  enodes  (cost  13 )
1.804 * * [simplify]: iteration  1 :  36  enodes  (cost  13 )
1.804 * [simplify]: Simplified to:
   (if (or (<= x -0.03054575583888737) (not (<= x 0.03411142251183559))) (* (/ 1 x) (/ (exp (log (- 1.0 (cos x)))) x)) (+ (* 1/720 (pow x 4)) (- 1/2 (* 1/24 (pow x 2)))))
3.894 * [regime-testing]: Baseline error score: 31.685563507285284
3.894 * [regime-testing]: Oracle error score: 0.11646390136444545
3.896 * [regime-testing]: End program error score: 0.25060477576352785