0.130 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.008 * * * [progress]: [2/2] Setting up program.
0.010 * [progress]: [Phase 2 of 3] Improving.
0.010 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (+ (* x x) 1.0))
0.011 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.011 * * [simplify]: iteration  1 :  6  enodes  (cost  7 )
0.012 * * [simplify]: iteration  done :  6  enodes  (cost  7 )
0.012 * [simplify]: Simplified to:
   (/ x (+ (* x x) 1.0))
0.012 * * [progress]: iteration 1 / 4
0.012 * * * [progress]: picking best candidate
0.013 * * * * [pick]: Picked  #<alt (λ (x) (/ x (+ (* x x) 1.0)))>
0.013 * * * [progress]: localizing error
0.021 * * * [progress]: generating rewritten candidates
0.021 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.027 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.031 * * * [progress]: generating series expansions
0.031 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.031 * [approximate]: Taking taylor expansion of (/ x (+ (pow x 2) 1.0)) in (x) around 0
0.031 * [taylor]: Taking taylor expansion of (/ x (+ (pow x 2) 1.0)) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of (+ (pow x 2) 1.0) in x
0.031 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of 1.0 in x
0.032 * [taylor]: Taking taylor expansion of (/ x (+ (pow x 2) 1.0)) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (+ (pow x 2) 1.0) in x
0.032 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of 1.0 in x
0.042 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 (pow x 2)) 1.0))) in (x) around 0
0.042 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 (pow x 2)) 1.0))) in x
0.042 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) 1.0)) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.043 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 (pow x 2)) 1.0))) in x
0.045 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) 1.0)) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.045 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [approximate]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 (pow x 2)) 1.0))) in (x) around 0
0.064 * [taylor]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 (pow x 2)) 1.0))) in x
0.064 * [taylor]: Taking taylor expansion of -1 in x
0.064 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) 1.0)) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of (/ -1 (* x (+ (/ 1 (pow x 2)) 1.0))) in x
0.067 * [taylor]: Taking taylor expansion of -1 in x
0.067 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 (pow x 2)) 1.0)) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.067 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.086 * [approximate]: Taking taylor expansion of (+ (pow x 2) 1.0) in (x) around 0
0.086 * [taylor]: Taking taylor expansion of (+ (pow x 2) 1.0) in x
0.086 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * [taylor]: Taking taylor expansion of (+ (pow x 2) 1.0) in x
0.086 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.092 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in (x) around 0
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.092 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of 1.0 in x
0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.093 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of 1.0 in x
0.110 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in (x) around 0
0.110 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) 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 in x
0.110 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.110 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of 1.0 in x
0.123 * * * [progress]: simplifying candidates
0.123 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log x) (log (+ (* x x) 1.0)))
  (log (/ x (+ (* x x) 1.0)))
  (exp (/ x (+ (* x x) 1.0)))
  (/ (* (* x x) x) (* (* (+ (* x x) 1.0) (+ (* x x) 1.0)) (+ (* x x) 1.0)))
  (* (cbrt (/ x (+ (* x x) 1.0))) (cbrt (/ x (+ (* x x) 1.0))))
  (cbrt (/ x (+ (* x x) 1.0)))
  (* (* (/ x (+ (* x x) 1.0)) (/ x (+ (* x x) 1.0))) (/ x (+ (* x x) 1.0)))
  (sqrt (/ x (+ (* x x) 1.0)))
  (sqrt (/ x (+ (* x x) 1.0)))
  (- x)
  (- (+ (* x x) 1.0))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0))))
  (/ (cbrt x) (cbrt (+ (* x x) 1.0)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ (* x x) 1.0)))
  (/ (cbrt x) (sqrt (+ (* x x) 1.0)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (+ (* x x) 1.0))
  (/ (sqrt x) (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0))))
  (/ (sqrt x) (cbrt (+ (* x x) 1.0)))
  (/ (sqrt x) (sqrt (+ (* x x) 1.0)))
  (/ (sqrt x) (sqrt (+ (* x x) 1.0)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (+ (* x x) 1.0))
  (/ 1 (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0))))
  (/ x (cbrt (+ (* x x) 1.0)))
  (/ 1 (sqrt (+ (* x x) 1.0)))
  (/ x (sqrt (+ (* x x) 1.0)))
  (/ 1 1)
  (/ x (+ (* x x) 1.0))
  (/ 1 (+ (* x x) 1.0))
  (/ (+ (* x x) 1.0) x)
  (/ x (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0))))
  (/ x (sqrt (+ (* x x) 1.0)))
  (/ x 1)
  (/ (+ (* x x) 1.0) (cbrt x))
  (/ (+ (* x x) 1.0) (sqrt x))
  (/ (+ (* x x) 1.0) x)
  (/ x (+ (pow (* x x) 3) (pow 1.0 3)))
  (/ x (- (* (* x x) (* x x)) (* 1.0 1.0)))
  (* (exp (* x x)) (exp 1.0))
  (log (+ (* x x) 1.0))
  (exp (+ (* x x) 1.0))
  (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0)))
  (cbrt (+ (* x x) 1.0))
  (* (* (+ (* x x) 1.0) (+ (* x x) 1.0)) (+ (* x x) 1.0))
  (sqrt (+ (* x x) 1.0))
  (sqrt (+ (* x x) 1.0))
  (+ (pow (* x x) 3) (pow 1.0 3))
  (+ (* (* x x) (* x x)) (- (* 1.0 1.0) (* (* x x) 1.0)))
  (- (* (* x x) (* x x)) (* 1.0 1.0))
  (- (* x x) 1.0)
  (- (+ (* 1.0 x) (* 1.0 (pow x 5))) (* 1.0 (pow x 3)))
  (- (+ (* 1.0 (/ 1 (pow x 5))) (/ 1 x)) (* 1.0 (/ 1 (pow x 3))))
  (- (+ (* 1.0 (/ 1 (pow x 5))) (/ 1 x)) (* 1.0 (/ 1 (pow x 3))))
  (+ (pow x 2) 1.0)
  (+ (pow x 2) 1.0)
  (+ (pow x 2) 1.0)
0.126 * * [simplify]: iteration  0 :  85  enodes  (cost  552 )