0.262 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
0.017 * * [simplify]: iteration  0 :  6  enodes  (cost  9 )
0.018 * * [simplify]: iteration  1 :  9  enodes  (cost  9 )
0.019 * * [simplify]: iteration  2 :  12  enodes  (cost  9 )
0.020 * * [simplify]: iteration  done :  12  enodes  (cost  9 )
0.020 * [simplify]: Simplified to:
   (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
0.021 * * [progress]: iteration 1 / 4
0.021 * * * [progress]: picking best candidate
0.022 * * * * [pick]: Picked  #<alt (λ (x) (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))>
0.022 * * * [progress]: localizing error
0.027 * * * [progress]: generating rewritten candidates
0.027 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.066 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.074 * * * [progress]: generating series expansions
0.074 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.074 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in (x) around 0
0.074 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in x
0.074 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.074 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.074 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.075 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.075 * [taylor]: Taking taylor expansion of 1.0 in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in x
0.075 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.075 * [taylor]: Taking taylor expansion of 1.0 in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.075 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of 1.0 in x
0.076 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.076 * [taylor]: Taking taylor expansion of 1.0 in x
0.076 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.085 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 x)) in (x) around 0
0.085 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.085 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.085 * [taylor]: Taking taylor expansion of 1.0 in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.085 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.085 * [taylor]: Taking taylor expansion of 1.0 in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.086 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.086 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.087 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.087 * [taylor]: Taking taylor expansion of 1.0 in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.109 * [approximate]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in (x) around 0
0.109 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.109 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) in x
0.109 * [taylor]: Taking taylor expansion of 1.0 in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.109 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.109 * [taylor]: Taking taylor expansion of 1.0 in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.110 * [taylor]: Taking taylor expansion of 1.0 in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.110 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) in x
0.110 * [taylor]: Taking taylor expansion of 1.0 in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.110 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.110 * [taylor]: Taking taylor expansion of 1.0 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 (* 1.0 x) in x
0.111 * [taylor]: Taking taylor expansion of 1.0 in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.133 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.133 * [approximate]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in (x) around 0
0.133 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
0.133 * [taylor]: Taking taylor expansion of 1.0 in x
0.133 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of 1.0 in x
0.137 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
0.137 * [taylor]: Taking taylor expansion of 1.0 in x
0.137 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of 1.0 in x
0.143 * [approximate]: Taking taylor expansion of (/ 1.0 (+ 1.0 (/ 1 x))) in (x) around 0
0.143 * [taylor]: Taking taylor expansion of (/ 1.0 (+ 1.0 (/ 1 x))) in x
0.143 * [taylor]: Taking taylor expansion of 1.0 in x
0.143 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.143 * [taylor]: Taking taylor expansion of 1.0 in x
0.143 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.143 * [taylor]: Taking taylor expansion of x in x
0.144 * [taylor]: Taking taylor expansion of (/ 1.0 (+ 1.0 (/ 1 x))) in x
0.144 * [taylor]: Taking taylor expansion of 1.0 in x
0.144 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.144 * [taylor]: Taking taylor expansion of 1.0 in x
0.144 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.144 * [taylor]: Taking taylor expansion of x in x
0.152 * [approximate]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in (x) around 0
0.152 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
0.152 * [taylor]: Taking taylor expansion of 1.0 in x
0.152 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.152 * [taylor]: Taking taylor expansion of 1.0 in x
0.152 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.152 * [taylor]: Taking taylor expansion of x in x
0.153 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
0.153 * [taylor]: Taking taylor expansion of 1.0 in x
0.153 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.153 * [taylor]: Taking taylor expansion of 1.0 in x
0.153 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.153 * [taylor]: Taking taylor expansion of x in x
0.162 * * * [progress]: simplifying candidates
0.163 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (/ 1.0 (+ x 1.0))) (exp (/ 1.0 x)))
  (log (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (exp (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (* (cbrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))) (cbrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))))
  (cbrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (* (* (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)) (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))) (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (sqrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (sqrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (- (* 1.0 x) (* (+ x 1.0) 1.0))
  (* (+ x 1.0) x)
  (- (pow (/ 1.0 (+ x 1.0)) 3) (pow (/ 1.0 x) 3))
  (+ (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (+ (* (/ 1.0 x) (/ 1.0 x)) (* (/ 1.0 (+ x 1.0)) (/ 1.0 x))))
  (- (/ 1.0 x))
  (- (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (* (/ 1.0 x) (/ 1.0 x)))
  (+ (/ 1.0 (+ x 1.0)) (/ 1.0 x))
  (+ (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ 1.0 x)))
  (- (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ 1.0 x)))
  (+ (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt 1.0) (sqrt x)))
  (- (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt 1.0) (sqrt x)))
  (+ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ 1.0 x)))
  (- (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ 1.0 x)))
  (+ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt 1.0) (sqrt x)))
  (- (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt 1.0) (sqrt x)))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) x))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) x))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) x))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) x))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
  (- (/ 1 (+ x 1.0)) (/ 1 x))
  (- (/ 1.0 x))
  (- (log 1.0) (log (+ x 1.0)))
  (log (/ 1.0 (+ x 1.0)))
  (exp (/ 1.0 (+ x 1.0)))
  (/ (* (* 1.0 1.0) 1.0) (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)))
  (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0))))
  (cbrt (/ 1.0 (+ x 1.0)))
  (* (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (/ 1.0 (+ x 1.0)))
  (sqrt (/ 1.0 (+ x 1.0)))
  (sqrt (/ 1.0 (+ x 1.0)))
  (- 1.0)
  (- (+ x 1.0))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (cbrt 1.0) (cbrt (+ x 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0)))
  (/ (cbrt 1.0) (sqrt (+ x 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (+ x 1.0))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (+ x 1.0))
  (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (sqrt 1.0) (cbrt (+ x 1.0)))
  (/ (sqrt 1.0) (sqrt (+ x 1.0)))
  (/ (sqrt 1.0) (sqrt (+ x 1.0)))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (+ x 1.0))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (+ x 1.0))
  (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ 1.0 (cbrt (+ x 1.0)))
  (/ 1 (sqrt (+ x 1.0)))
  (/ 1.0 (sqrt (+ x 1.0)))
  (/ 1 1)
  (/ 1.0 (+ x 1.0))
  (/ 1 1)
  (/ 1.0 (+ x 1.0))
  (/ 1 (+ x 1.0))
  (/ (+ x 1.0) 1.0)
  (/ 1.0 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ 1.0 (sqrt (+ x 1.0)))
  (/ 1.0 1)
  (/ 1.0 1)
  (/ (+ x 1.0) (cbrt 1.0))
  (/ (+ x 1.0) (sqrt 1.0))
  (/ (+ x 1.0) 1.0)
  (/ 1.0 (+ (pow x 3) (pow 1.0 3)))
  (/ 1.0 (- (* x x) (* 1.0 1.0)))
  (- 1.0 (+ (* 1.0 x) (* 1.0 (/ 1 x))))
  (- (* 1.0 (/ 1 (pow x 3))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
  (- (* 1.0 (/ 1 (pow x 3))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
  (- (+ (* 1.0 (pow x 2)) 1.0) (* 1.0 x))
  (- (+ (* 1.0 (/ 1 x)) (* 1.0 (/ 1 (pow x 3)))) (* 1.0 (/ 1 (pow x 2))))
  (- (+ (* 1.0 (/ 1 x)) (* 1.0 (/ 1 (pow x 3)))) (* 1.0 (/ 1 (pow x 2))))
0.166 * * [simplify]: iteration  0 :  120  enodes  (cost  810 )
0.186 * * [simplify]: iteration  1 :  273  enodes  (cost  766 )