18.462 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
0.023 * * [simplify]: iteration  0 :  6  enodes  (cost  9 )
0.023 * * [simplify]: iteration  1 :  9  enodes  (cost  9 )
0.024 * * [simplify]: iteration  2 :  12  enodes  (cost  9 )
0.026 * * [simplify]: iteration  done :  12  enodes  (cost  9 )
0.026 * [simplify]: Simplified to:
   (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
0.026 * * [progress]: iteration 1 / 4
0.026 * * * [progress]: picking best candidate
0.033 * * * * [pick]: Picked  #<alt (λ (x) (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))>
0.033 * * * [progress]: localizing error
0.038 * * * [progress]: generating rewritten candidates
0.038 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.056 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.064 * * * [progress]: generating series expansions
0.064 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.064 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in (x) around 0
0.064 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in x
0.064 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.064 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in x
0.064 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.064 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.065 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ (/ 1 x) 1.0))) (* 1.0 x)) in (x) around 0
0.065 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ (/ 1 x) 1.0))) (* 1.0 x)) in x
0.065 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ (/ 1 x) 1.0))) in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 x) 1.0)) in x
0.065 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.065 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ (/ 1 x) 1.0))) (* 1.0 x)) in x
0.065 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ (/ 1 x) 1.0))) in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 x) 1.0)) in x
0.065 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.065 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.066 * [approximate]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in (x) around 0
0.066 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.067 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.067 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.067 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.067 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.068 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.068 * [approximate]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in (x) around 0
0.068 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
0.068 * [taylor]: Taking taylor expansion of 1.0 in x
0.068 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of 1.0 in x
0.068 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
0.068 * [taylor]: Taking taylor expansion of 1.0 in x
0.068 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of 1.0 in x
0.069 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (/ 1 x) 1.0)) in (x) around 0
0.069 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (/ 1 x) 1.0)) in x
0.069 * [taylor]: Taking taylor expansion of 1.0 in x
0.069 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of 1.0 in x
0.069 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (/ 1 x) 1.0)) in x
0.069 * [taylor]: Taking taylor expansion of 1.0 in x
0.069 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of 1.0 in x
0.069 * [approximate]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in (x) around 0
0.069 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
0.070 * [taylor]: Taking taylor expansion of 1.0 in x
0.070 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.070 * [taylor]: Taking taylor expansion of 1.0 in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
0.070 * [taylor]: Taking taylor expansion of 1.0 in x
0.070 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.070 * [taylor]: Taking taylor expansion of 1.0 in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * * * [progress]: simplifying candidates
0.071 * [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))))
  (neg (/ 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))
  (neg (/ 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)))
  (neg 1.0)
  (neg (+ 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))))
0.075 * * [simplify]: iteration  0 :  120  enodes  (cost  810 )
0.103 * * [simplify]: iteration  1 :  266  enodes  (cost  766 )
0.189 * * [simplify]: iteration  2 :  638  enodes  (cost  722 )
0.478 * * [simplify]: iteration  3 :  1704  enodes  (cost  718 )
1.574 * * [simplify]: iteration  done :  5001  enodes  (cost  718 )
1.575 * [simplify]: Simplified to:
   (exp (- (/ 1.0 (+ x 1.0)) (/ 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)))
  (pow (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)) 3)
  (sqrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (sqrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))
  (* 1.0 (- x (+ x 1.0)))
  (* (+ x 1.0) x)
  (- (pow (/ 1.0 (+ x 1.0)) 3) (pow (/ 1.0 x) 3))
  (+ (/ (* 1.0 1.0) (* x x)) (* (+ (/ 1.0 (+ x 1.0)) (/ 1.0 x)) (/ 1.0 (+ x 1.0))))
  (neg (/ 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))
  (neg (/ 1.0 x))
  (log (/ 1.0 (+ x 1.0)))
  (log (/ 1.0 (+ x 1.0)))
  (exp (/ 1.0 (+ x 1.0)))
  (pow (/ 1.0 (+ x 1.0)) 3)
  (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0))))
  (cbrt (/ 1.0 (+ x 1.0)))
  (pow (/ 1.0 (+ x 1.0)) 3)
  (sqrt (/ 1.0 (+ x 1.0)))
  (sqrt (/ 1.0 (+ x 1.0)))
  (neg 1.0)
  (neg (+ 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))
  (/ (cbrt 1.0) (+ x 1.0))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (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)
  (/ (sqrt 1.0) (+ x 1.0))
  (sqrt 1.0)
  (/ (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
  (/ 1.0 (+ x 1.0))
  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
  1.0
  (/ (+ 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 x))))
  (- (- (/ 1.0 (pow x 3)) (/ 1.0 (pow x 4))) (/ 1.0 (* x x)))
  (- (- (/ 1.0 (pow x 3)) (/ 1.0 (pow x 4))) (/ 1.0 (* x x)))
  (+ 1.0 (* 1.0 (- (* x x) x)))
  (+ (/ 1.0 x) (- (/ 1.0 (pow x 3)) (/ 1.0 (* x x))))
  (+ (/ 1.0 x) (- (/ 1.0 (pow x 3)) (/ 1.0 (* x x))))
1.575 * * * [progress]: adding candidates to table
1.681 * * [progress]: iteration 2 / 4
1.681 * * * [progress]: picking best candidate
1.688 * * * * [pick]: Picked  #<alt (λ (x) (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))>
1.688 * * * [progress]: localizing error
1.694 * * * [progress]: generating rewritten candidates
1.694 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 2)
1.703 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
1.717 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
1.726 * * * [progress]: generating series expansions
1.726 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 2)
1.726 * [approximate]: Taking taylor expansion of (neg 1.0) in (x) around 0
1.726 * [taylor]: Taking taylor expansion of (neg 1.0) in x
1.726 * [taylor]: Taking taylor expansion of 1.0 in x
1.726 * [taylor]: Taking taylor expansion of (neg 1.0) in x
1.726 * [taylor]: Taking taylor expansion of 1.0 in x
1.726 * [approximate]: Taking taylor expansion of (neg 1.0) in (x) around 0
1.726 * [taylor]: Taking taylor expansion of (neg 1.0) in x
1.726 * [taylor]: Taking taylor expansion of 1.0 in x
1.726 * [taylor]: Taking taylor expansion of (neg 1.0) in x
1.726 * [taylor]: Taking taylor expansion of 1.0 in x
1.726 * [approximate]: Taking taylor expansion of (neg 1.0) in (x) around 0
1.726 * [taylor]: Taking taylor expansion of (neg 1.0) in x
1.726 * [taylor]: Taking taylor expansion of 1.0 in x
1.726 * [taylor]: Taking taylor expansion of (neg 1.0) in x
1.726 * [taylor]: Taking taylor expansion of 1.0 in x
1.727 * * * * [progress]: [ 2 / 3 ] generating series at (2)
1.727 * [approximate]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in (x) around 0
1.727 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
1.727 * [taylor]: Taking taylor expansion of -1.0 in x
1.727 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.727 * [taylor]: Taking taylor expansion of x in x
1.727 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.727 * [taylor]: Taking taylor expansion of x in x
1.727 * [taylor]: Taking taylor expansion of 1.0 in x
1.727 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
1.727 * [taylor]: Taking taylor expansion of -1.0 in x
1.727 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.727 * [taylor]: Taking taylor expansion of x in x
1.727 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.727 * [taylor]: Taking taylor expansion of x in x
1.727 * [taylor]: Taking taylor expansion of 1.0 in x
1.728 * [approximate]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in (x) around 0
1.728 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in x
1.728 * [taylor]: Taking taylor expansion of -1.0 in x
1.728 * [taylor]: Taking taylor expansion of (/ x (+ (/ 1 x) 1.0)) in x
1.728 * [taylor]: Taking taylor expansion of x in x
1.728 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.728 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.728 * [taylor]: Taking taylor expansion of x in x
1.728 * [taylor]: Taking taylor expansion of 1.0 in x
1.728 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in x
1.728 * [taylor]: Taking taylor expansion of -1.0 in x
1.728 * [taylor]: Taking taylor expansion of (/ x (+ (/ 1 x) 1.0)) in x
1.728 * [taylor]: Taking taylor expansion of x in x
1.728 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.728 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.728 * [taylor]: Taking taylor expansion of x in x
1.728 * [taylor]: Taking taylor expansion of 1.0 in x
1.729 * [approximate]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in (x) around 0
1.729 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
1.729 * [taylor]: Taking taylor expansion of 1.0 in x
1.729 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
1.729 * [taylor]: Taking taylor expansion of x in x
1.729 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.729 * [taylor]: Taking taylor expansion of 1.0 in x
1.729 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.729 * [taylor]: Taking taylor expansion of x in x
1.729 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
1.729 * [taylor]: Taking taylor expansion of 1.0 in x
1.729 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
1.729 * [taylor]: Taking taylor expansion of x in x
1.729 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.729 * [taylor]: Taking taylor expansion of 1.0 in x
1.729 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.729 * [taylor]: Taking taylor expansion of x in x
1.730 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
1.730 * [approximate]: Taking taylor expansion of (* x (+ x 1.0)) in (x) around 0
1.730 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.730 * [taylor]: Taking taylor expansion of x in x
1.730 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.730 * [taylor]: Taking taylor expansion of x in x
1.730 * [taylor]: Taking taylor expansion of 1.0 in x
1.730 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.730 * [taylor]: Taking taylor expansion of x in x
1.730 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.730 * [taylor]: Taking taylor expansion of x in x
1.730 * [taylor]: Taking taylor expansion of 1.0 in x
1.731 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) x) in (x) around 0
1.731 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) x) in x
1.731 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.731 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.731 * [taylor]: Taking taylor expansion of x in x
1.731 * [taylor]: Taking taylor expansion of 1.0 in x
1.731 * [taylor]: Taking taylor expansion of x in x
1.731 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) x) in x
1.731 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.731 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.731 * [taylor]: Taking taylor expansion of x in x
1.731 * [taylor]: Taking taylor expansion of 1.0 in x
1.731 * [taylor]: Taking taylor expansion of x in x
1.733 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in (x) around 0
1.733 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in x
1.733 * [taylor]: Taking taylor expansion of -1 in x
1.733 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) x) in x
1.733 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.733 * [taylor]: Taking taylor expansion of 1.0 in x
1.733 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.733 * [taylor]: Taking taylor expansion of x in x
1.733 * [taylor]: Taking taylor expansion of x in x
1.733 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in x
1.733 * [taylor]: Taking taylor expansion of -1 in x
1.733 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) x) in x
1.733 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.733 * [taylor]: Taking taylor expansion of 1.0 in x
1.733 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.733 * [taylor]: Taking taylor expansion of x in x
1.733 * [taylor]: Taking taylor expansion of x in x
1.735 * * * [progress]: simplifying candidates
1.736 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp x) (* (exp x) (exp 1.0)))
  (/ (exp x) (exp (+ x 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 3) (pow (+ x 1.0) 3))
  (+ (* x x) (+ (* (+ x 1.0) (+ x 1.0)) (* x (+ x 1.0))))
  (neg (+ x 1.0))
  (- (* x x) (* (+ x 1.0) (+ x 1.0)))
  (+ x (+ x 1.0))
  (+ (sqrt x) (sqrt (+ x 1.0)))
  (- (sqrt x) (sqrt (+ x 1.0)))
  (- x (+ x 1.0))
  (- x (+ x 1.0))
  (- x x)
  (neg (+ x 1.0))
  (- (+ (log 1.0) (log (- x (+ x 1.0)))) (+ (log (+ x 1.0)) (log x)))
  (- (+ (log 1.0) (log (- x (+ x 1.0)))) (log (* (+ x 1.0) x)))
  (- (log (* 1.0 (- x (+ x 1.0)))) (+ (log (+ x 1.0)) (log x)))
  (- (log (* 1.0 (- x (+ x 1.0)))) (log (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))
  (exp (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))
  (/ (* (* (* 1.0 1.0) 1.0) (* (* (- x (+ x 1.0)) (- x (+ x 1.0))) (- x (+ x 1.0)))) (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* x x) x)))
  (/ (* (* (* 1.0 1.0) 1.0) (* (* (- x (+ x 1.0)) (- x (+ x 1.0))) (- x (+ x 1.0)))) (* (* (* (+ x 1.0) x) (* (+ x 1.0) x)) (* (+ x 1.0) x)))
  (/ (* (* (* 1.0 (- x (+ x 1.0))) (* 1.0 (- x (+ x 1.0)))) (* 1.0 (- x (+ x 1.0)))) (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* x x) x)))
  (/ (* (* (* 1.0 (- x (+ x 1.0))) (* 1.0 (- x (+ x 1.0)))) (* 1.0 (- x (+ x 1.0)))) (* (* (* (+ x 1.0) x) (* (+ x 1.0) x)) (* (+ x 1.0) x)))
  (* (cbrt (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x))) (cbrt (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x))))
  (cbrt (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))
  (* (* (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)) (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x))) (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))
  (sqrt (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))
  (sqrt (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))
  (neg (* 1.0 (- x (+ x 1.0))))
  (neg (* (+ x 1.0) x))
  (/ 1.0 (+ x 1.0))
  (/ (- x (+ x 1.0)) x)
  (/ 1 (* (+ x 1.0) x))
  (/ (* (+ x 1.0) x) (* 1.0 (- x (+ x 1.0))))
  (/ (* 1.0 (- x (+ x 1.0))) (+ x 1.0))
  (/ (* (+ x 1.0) x) (- x (+ x 1.0)))
  (/ (* 1.0 (- x (+ x 1.0))) (* (+ (pow x 3) (pow 1.0 3)) x))
  (/ (* 1.0 (- x (+ x 1.0))) (* (- (* x x) (* 1.0 1.0)) x))
  (* (* (+ x 1.0) x) (+ (* x x) (+ (* (+ x 1.0) (+ x 1.0)) (* x (+ x 1.0)))))
  (* (* (+ x 1.0) x) (+ x (+ x 1.0)))
  (* (+ x 1.0) x)
  (+ (log (+ x 1.0)) (log x))
  (log (* (+ x 1.0) x))
  (exp (* (+ x 1.0) x))
  (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* x x) x))
  (* (cbrt (* (+ x 1.0) x)) (cbrt (* (+ x 1.0) x)))
  (cbrt (* (+ x 1.0) x))
  (* (* (* (+ x 1.0) x) (* (+ x 1.0) x)) (* (+ x 1.0) x))
  (sqrt (* (+ x 1.0) x))
  (sqrt (* (+ x 1.0) x))
  (* (sqrt (+ x 1.0)) (sqrt x))
  (* (sqrt (+ x 1.0)) (sqrt x))
  (* (+ x 1.0) (* (cbrt x) (cbrt x)))
  (* (+ x 1.0) (sqrt x))
  (* (+ x 1.0) 1)
  (* (cbrt (+ x 1.0)) x)
  (* (sqrt (+ x 1.0)) x)
  (* (+ x 1.0) x)
  (* (+ x 1.0) x)
  (* (+ (pow x 3) (pow 1.0 3)) x)
  (* (- (* x x) (* 1.0 1.0)) x)
  (neg 1.0)
  (neg 1.0)
  (neg 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 x) (pow x 2))
  (+ (* 1.0 x) (pow x 2))
  (+ (* 1.0 x) (pow x 2))
1.739 * * [simplify]: iteration  0 :  119  enodes  (cost  903 )
1.763 * * [simplify]: iteration  1 :  344  enodes  (cost  743 )
1.942 * * [simplify]: iteration  2 :  1674  enodes  (cost  591 )
2.544 * * [simplify]: iteration  done :  5000  enodes  (cost  591 )
2.545 * [simplify]: Simplified to:
   (exp (neg 1.0))
  (exp (neg 1.0))
  (log (neg 1.0))
  (exp (neg 1.0))
  (* (cbrt (neg 1.0)) (cbrt (neg 1.0)))
  (cbrt (neg 1.0))
  (pow (neg 1.0) 3)
  (sqrt (neg 1.0))
  (sqrt (neg 1.0))
  (- (pow x 3) (pow (+ x 1.0) 3))
  (+ (* x x) (* (+ x 1.0) (+ x (+ x 1.0))))
  (neg (+ x 1.0))
  (* (neg 1.0) (+ x (+ x 1.0)))
  (+ x (+ x 1.0))
  (+ (sqrt x) (sqrt (+ x 1.0)))
  (- (sqrt x) (sqrt (+ x 1.0)))
  (neg 1.0)
  (neg 1.0)
  0
  (neg (+ x 1.0))
  (log (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (log (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (log (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (log (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (log (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (exp (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (pow (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)) 3)
  (pow (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)) 3)
  (pow (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)) 3)
  (pow (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)) 3)
  (* (cbrt (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0))) (cbrt (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0))))
  (cbrt (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (pow (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)) 3)
  (sqrt (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (sqrt (/ (neg 1.0) (/ (* x (+ x 1.0)) 1.0)))
  (neg (* (neg 1.0) 1.0))
  (neg (* (+ x 1.0) x))
  (/ 1.0 (+ x 1.0))
  (/ (neg 1.0) x)
  (/ 1 (* (+ x 1.0) x))
  (* (/ (+ x 1.0) 1.0) (/ x (neg 1.0)))
  (* (/ 1.0 (+ x 1.0)) (neg 1.0))
  (* x (/ (+ x 1.0) (neg 1.0)))
  (* (/ (neg 1.0) x) (/ 1.0 (+ (pow x 3) (pow 1.0 3))))
  (* (/ (neg 1.0) x) (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (* (+ (* x x) (* (+ x 1.0) (+ x (+ x 1.0)))) (* x (+ x 1.0)))
  (* (* (+ x 1.0) x) (+ x (+ x 1.0)))
  (* x (+ x 1.0))
  (log (* (+ x 1.0) x))
  (log (* (+ x 1.0) x))
  (exp (* (+ x 1.0) x))
  (pow (* x (+ x 1.0)) 3)
  (* (cbrt (* (+ x 1.0) x)) (cbrt (* (+ x 1.0) x)))
  (cbrt (* (+ x 1.0) x))
  (pow (* x (+ x 1.0)) 3)
  (sqrt (* (+ x 1.0) x))
  (sqrt (* (+ x 1.0) x))
  (* (sqrt (+ x 1.0)) (sqrt x))
  (* (sqrt (+ x 1.0)) (sqrt x))
  (* (+ x 1.0) (* (cbrt x) (cbrt x)))
  (* (+ x 1.0) (sqrt x))
  (+ x 1.0)
  (* (cbrt (+ x 1.0)) x)
  (* (sqrt (+ x 1.0)) x)
  (* x (+ x 1.0))
  (* x (+ x 1.0))
  (* (+ (pow x 3) (pow 1.0 3)) x)
  (* (- (* x x) (* 1.0 1.0)) x)
  (neg 1.0)
  (neg 1.0)
  (neg 1.0)
  (- 1.0 (* 1.0 (+ x (/ 1 x))))
  (- (- (/ 1.0 (pow x 3)) (/ 1.0 (pow x 4))) (/ 1.0 (* x x)))
  (- (- (/ 1.0 (pow x 3)) (/ 1.0 (pow x 4))) (/ 1.0 (* x x)))
  (* x (+ x 1.0))
  (* x (+ x 1.0))
  (* x (+ x 1.0))
2.545 * * * [progress]: adding candidates to table
2.625 * * [progress]: iteration 3 / 4
2.625 * * * [progress]: picking best candidate
2.636 * * * * [pick]: Picked  #<alt (λ (x) (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))>
2.637 * * * [progress]: localizing error
2.643 * * * [progress]: generating rewritten candidates
2.643 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.667 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
2.677 * * * [progress]: generating series expansions
2.677 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.677 * [approximate]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in (x) around 0
2.677 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
2.677 * [taylor]: Taking taylor expansion of -1.0 in x
2.677 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
2.677 * [taylor]: Taking taylor expansion of x in x
2.677 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.677 * [taylor]: Taking taylor expansion of x in x
2.677 * [taylor]: Taking taylor expansion of 1.0 in x
2.677 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
2.677 * [taylor]: Taking taylor expansion of -1.0 in x
2.677 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
2.678 * [taylor]: Taking taylor expansion of x in x
2.678 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.678 * [taylor]: Taking taylor expansion of x in x
2.678 * [taylor]: Taking taylor expansion of 1.0 in x
2.678 * [approximate]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in (x) around 0
2.678 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in x
2.678 * [taylor]: Taking taylor expansion of -1.0 in x
2.678 * [taylor]: Taking taylor expansion of (/ x (+ (/ 1 x) 1.0)) in x
2.678 * [taylor]: Taking taylor expansion of x in x
2.678 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.678 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.678 * [taylor]: Taking taylor expansion of x in x
2.678 * [taylor]: Taking taylor expansion of 1.0 in x
2.678 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in x
2.678 * [taylor]: Taking taylor expansion of -1.0 in x
2.678 * [taylor]: Taking taylor expansion of (/ x (+ (/ 1 x) 1.0)) in x
2.678 * [taylor]: Taking taylor expansion of x in x
2.678 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.678 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.678 * [taylor]: Taking taylor expansion of x in x
2.678 * [taylor]: Taking taylor expansion of 1.0 in x
2.679 * [approximate]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in (x) around 0
2.679 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
2.679 * [taylor]: Taking taylor expansion of 1.0 in x
2.679 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
2.679 * [taylor]: Taking taylor expansion of x in x
2.679 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.679 * [taylor]: Taking taylor expansion of 1.0 in x
2.679 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.679 * [taylor]: Taking taylor expansion of x in x
2.679 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
2.679 * [taylor]: Taking taylor expansion of 1.0 in x
2.679 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
2.679 * [taylor]: Taking taylor expansion of x in x
2.679 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.679 * [taylor]: Taking taylor expansion of 1.0 in x
2.679 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.679 * [taylor]: Taking taylor expansion of x in x
2.680 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
2.680 * [approximate]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in (x) around 0
2.680 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
2.680 * [taylor]: Taking taylor expansion of 1.0 in x
2.680 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.680 * [taylor]: Taking taylor expansion of x in x
2.680 * [taylor]: Taking taylor expansion of 1.0 in x
2.680 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
2.680 * [taylor]: Taking taylor expansion of 1.0 in x
2.680 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.680 * [taylor]: Taking taylor expansion of x in x
2.680 * [taylor]: Taking taylor expansion of 1.0 in x
2.681 * [approximate]: Taking taylor expansion of (/ 1.0 (+ (/ 1 x) 1.0)) in (x) around 0
2.681 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (/ 1 x) 1.0)) in x
2.681 * [taylor]: Taking taylor expansion of 1.0 in x
2.681 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.681 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.681 * [taylor]: Taking taylor expansion of x in x
2.681 * [taylor]: Taking taylor expansion of 1.0 in x
2.681 * [taylor]: Taking taylor expansion of (/ 1.0 (+ (/ 1 x) 1.0)) in x
2.681 * [taylor]: Taking taylor expansion of 1.0 in x
2.681 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.681 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.681 * [taylor]: Taking taylor expansion of x in x
2.681 * [taylor]: Taking taylor expansion of 1.0 in x
2.682 * [approximate]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in (x) around 0
2.682 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
2.682 * [taylor]: Taking taylor expansion of 1.0 in x
2.682 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.682 * [taylor]: Taking taylor expansion of 1.0 in x
2.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.682 * [taylor]: Taking taylor expansion of x in x
2.682 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
2.682 * [taylor]: Taking taylor expansion of 1.0 in x
2.682 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.682 * [taylor]: Taking taylor expansion of 1.0 in x
2.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.682 * [taylor]: Taking taylor expansion of x in x
2.682 * * * [progress]: simplifying candidates
2.684 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (+ (- (log 1.0) (log (+ x 1.0))) (- (log (neg 1.0)) (log x)))
  (+ (- (log 1.0) (log (+ x 1.0))) (log (/ (neg 1.0) x)))
  (+ (log (/ 1.0 (+ x 1.0))) (- (log (neg 1.0)) (log x)))
  (+ (log (/ 1.0 (+ x 1.0))) (log (/ (neg 1.0) x)))
  (log (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (exp (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (* (/ (* (* 1.0 1.0) 1.0) (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0))) (/ (* (* (neg 1.0) (neg 1.0)) (neg 1.0)) (* (* x x) x)))
  (* (/ (* (* 1.0 1.0) 1.0) (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0))) (* (* (/ (neg 1.0) x) (/ (neg 1.0) x)) (/ (neg 1.0) x)))
  (* (* (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (/ 1.0 (+ x 1.0))) (/ (* (* (neg 1.0) (neg 1.0)) (neg 1.0)) (* (* x x) x)))
  (* (* (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (/ 1.0 (+ x 1.0))) (* (* (/ (neg 1.0) x) (/ (neg 1.0) x)) (/ (neg 1.0) x)))
  (* (cbrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))) (cbrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))))
  (cbrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (* (* (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)) (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))) (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (sqrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (sqrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (* 1.0 (neg 1.0))
  (* (+ x 1.0) x)
  (* (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ 1.0 x))
  (* (/ 1.0 (+ x 1.0)) (* (cbrt (/ (neg 1.0) x)) (cbrt (/ (neg 1.0) x))))
  (* (/ 1.0 (+ x 1.0)) (sqrt (/ (neg 1.0) x)))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) 1))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt (neg 1.0)) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt (neg 1.0)) 1))
  (* (/ 1.0 (+ x 1.0)) (/ 1 (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ 1 (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ 1 1))
  (* (/ 1.0 (+ x 1.0)) (/ -1 (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ -1 (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ -1 1))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (* (cbrt 1.0) (cbrt 1.0))) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (* (cbrt 1.0) (cbrt 1.0))) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (* (cbrt 1.0) (cbrt 1.0))) 1))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (sqrt 1.0)) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (sqrt 1.0)) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (sqrt 1.0)) 1))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1) 1))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt 1.0) (cbrt 1.0)) 1))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt 1.0) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt 1.0) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt 1.0) 1))
  (* (/ 1.0 (+ x 1.0)) (/ 1 (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ 1 (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ 1 1))
  (* (/ 1.0 (+ x 1.0)) 1)
  (* (/ 1.0 (+ x 1.0)) (neg 1.0))
  (* (cbrt (/ 1.0 (+ x 1.0))) (/ (neg 1.0) x))
  (* (sqrt (/ 1.0 (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (cbrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (sqrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (cbrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ 1.0 (cbrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ 1.0 (sqrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ 1 (+ x 1.0)) (/ (neg 1.0) x))
  (* (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (/ (neg 1.0) x))
  (* (- x 1.0) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (neg 1.0))
  (* 1.0 (/ (neg 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)))
  (neg 1.0)
  (neg (+ 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))))
2.689 * * [simplify]: iteration  0 :  201  enodes  (cost  1493 )
2.759 * * [simplify]: iteration  1 :  612  enodes  (cost  1401 )
3.265 * * [simplify]: iteration  2 :  2250  enodes  (cost  1275 )
3.744 * * [simplify]: iteration  done :  5000  enodes  (cost  1275 )
3.744 * [simplify]: Simplified to:
   (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (log (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (log (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (log (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (log (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (log (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (exp (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (pow (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)) 3)
  (pow (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)) 3)
  (pow (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)) 3)
  (pow (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)) 3)
  (* (cbrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))) (cbrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))))
  (cbrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (pow (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)) 3)
  (sqrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (sqrt (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))
  (* 1.0 (neg 1.0))
  (* (+ x 1.0) x)
  (* (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ (neg 1.0) x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (/ 1.0 x))
  (* (/ 1.0 (+ x 1.0)) (* (cbrt (/ (neg 1.0) x)) (cbrt (/ (neg 1.0) x))))
  (* (/ 1.0 (+ x 1.0)) (sqrt (/ (neg 1.0) x)))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) (sqrt x)))
  (* (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) (/ 1.0 (+ x 1.0)))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt (neg 1.0)) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt (neg 1.0)) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (sqrt (neg 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (* (cbrt x) (cbrt x)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt x))
  (/ 1.0 (+ x 1.0))
  (neg (/ (/ 1.0 (+ x 1.0)) (* (cbrt x) (cbrt x))))
  (neg (/ (/ 1.0 (+ x 1.0)) (sqrt x)))
  (neg (/ 1.0 (+ x 1.0)))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (* (cbrt 1.0) (cbrt 1.0))) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (* (cbrt 1.0) (cbrt 1.0))) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (neg (* (cbrt 1.0) (cbrt 1.0))))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (sqrt 1.0)) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (neg (sqrt 1.0)) (sqrt x)))
  (* (neg (sqrt 1.0)) (/ 1.0 (+ x 1.0)))
  (neg (/ (/ 1.0 (+ x 1.0)) (* (cbrt x) (cbrt x))))
  (neg (/ (/ 1.0 (+ x 1.0)) (sqrt x)))
  (neg (/ 1.0 (+ x 1.0)))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (* (cbrt 1.0) (cbrt 1.0)))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt 1.0) (* (cbrt x) (cbrt x))))
  (* (/ 1.0 (+ x 1.0)) (/ (sqrt 1.0) (sqrt x)))
  (* (/ 1.0 (+ x 1.0)) (sqrt 1.0))
  (/ (/ 1.0 (+ x 1.0)) (* (cbrt x) (cbrt x)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt x))
  (/ 1.0 (+ x 1.0))
  (/ 1.0 (+ x 1.0))
  (* (/ 1.0 (+ x 1.0)) (neg 1.0))
  (* (cbrt (/ 1.0 (+ x 1.0))) (/ (neg 1.0) x))
  (* (sqrt (/ 1.0 (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (cbrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (sqrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ (cbrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (cbrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ (sqrt 1.0) (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ 1.0 (cbrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ 1.0 (sqrt (+ x 1.0))) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
  (/ (/ (neg 1.0) x) (+ x 1.0))
  (* (/ (neg 1.0) x) (+ (* x x) (* 1.0 (- 1.0 x))))
  (* (- x 1.0) (/ (neg 1.0) x))
  (* (/ 1.0 (+ x 1.0)) (neg 1.0))
  (* (/ 1.0 x) (neg 1.0))
  (log (/ 1.0 (+ x 1.0)))
  (log (/ 1.0 (+ x 1.0)))
  (exp (/ 1.0 (+ x 1.0)))
  (pow (/ 1.0 (+ x 1.0)) 3)
  (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0))))
  (cbrt (/ 1.0 (+ x 1.0)))
  (pow (/ 1.0 (+ x 1.0)) 3)
  (sqrt (/ 1.0 (+ x 1.0)))
  (sqrt (/ 1.0 (+ x 1.0)))
  (neg 1.0)
  (neg (+ 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))
  (/ (cbrt 1.0) (+ x 1.0))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (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)
  (/ (sqrt 1.0) (+ x 1.0))
  (sqrt 1.0)
  (/ (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
  (/ 1.0 (+ x 1.0))
  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
  1.0
  (/ (+ 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 x))))
  (- (- (/ 1.0 (pow x 3)) (/ (/ 1.0 x) x)) (/ 1.0 (pow x 4)))
  (- (- (/ 1.0 (pow x 3)) (/ (/ 1.0 x) x)) (/ 1.0 (pow x 4)))
  (- (+ (* 1.0 (pow x 2)) 1.0) (* 1.0 x))
  (- (+ (/ 1.0 x) (/ 1.0 (pow x 3))) (/ (/ 1.0 x) x))
  (- (+ (/ 1.0 x) (/ 1.0 (pow x 3))) (/ (/ 1.0 x) x))
3.745 * * * [progress]: adding candidates to table
3.902 * * [progress]: iteration 4 / 4
3.902 * * * [progress]: picking best candidate
3.917 * * * * [pick]: Picked  #<alt (λ (x) (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))>
3.917 * * * [progress]: localizing error
3.923 * * * [progress]: generating rewritten candidates
3.923 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
3.933 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
3.953 * * * [progress]: generating series expansions
3.953 * * * * [progress]: [ 1 / 2 ] generating series at (2)
3.953 * [approximate]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in (x) around 0
3.953 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
3.953 * [taylor]: Taking taylor expansion of -1.0 in x
3.953 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.953 * [taylor]: Taking taylor expansion of x in x
3.953 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.953 * [taylor]: Taking taylor expansion of x in x
3.953 * [taylor]: Taking taylor expansion of 1.0 in x
3.953 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
3.953 * [taylor]: Taking taylor expansion of -1.0 in x
3.953 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.953 * [taylor]: Taking taylor expansion of x in x
3.953 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.953 * [taylor]: Taking taylor expansion of x in x
3.953 * [taylor]: Taking taylor expansion of 1.0 in x
3.954 * [approximate]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in (x) around 0
3.954 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in x
3.954 * [taylor]: Taking taylor expansion of -1.0 in x
3.954 * [taylor]: Taking taylor expansion of (/ x (+ (/ 1 x) 1.0)) in x
3.954 * [taylor]: Taking taylor expansion of x in x
3.954 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.954 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.954 * [taylor]: Taking taylor expansion of x in x
3.954 * [taylor]: Taking taylor expansion of 1.0 in x
3.954 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ (/ 1 x) 1.0))) in x
3.954 * [taylor]: Taking taylor expansion of -1.0 in x
3.954 * [taylor]: Taking taylor expansion of (/ x (+ (/ 1 x) 1.0)) in x
3.954 * [taylor]: Taking taylor expansion of x in x
3.954 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.954 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.954 * [taylor]: Taking taylor expansion of x in x
3.954 * [taylor]: Taking taylor expansion of 1.0 in x
3.955 * [approximate]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in (x) around 0
3.955 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
3.955 * [taylor]: Taking taylor expansion of 1.0 in x
3.955 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
3.955 * [taylor]: Taking taylor expansion of x in x
3.955 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.955 * [taylor]: Taking taylor expansion of 1.0 in x
3.955 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.955 * [taylor]: Taking taylor expansion of x in x
3.955 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
3.955 * [taylor]: Taking taylor expansion of 1.0 in x
3.955 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
3.955 * [taylor]: Taking taylor expansion of x in x
3.955 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.955 * [taylor]: Taking taylor expansion of 1.0 in x
3.955 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.955 * [taylor]: Taking taylor expansion of x in x
3.956 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
3.956 * [approximate]: Taking taylor expansion of (* -1.0 (* x (+ x 1.0))) in (x) around 0
3.956 * [taylor]: Taking taylor expansion of (* -1.0 (* x (+ x 1.0))) in x
3.956 * [taylor]: Taking taylor expansion of -1.0 in x
3.956 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.956 * [taylor]: Taking taylor expansion of x in x
3.956 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.956 * [taylor]: Taking taylor expansion of x in x
3.956 * [taylor]: Taking taylor expansion of 1.0 in x
3.956 * [taylor]: Taking taylor expansion of (* -1.0 (* x (+ x 1.0))) in x
3.956 * [taylor]: Taking taylor expansion of -1.0 in x
3.956 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.956 * [taylor]: Taking taylor expansion of x in x
3.956 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.956 * [taylor]: Taking taylor expansion of x in x
3.957 * [taylor]: Taking taylor expansion of 1.0 in x
3.958 * [approximate]: Taking taylor expansion of (* -1.0 (/ (+ (/ 1 x) 1.0) x)) in (x) around 0
3.958 * [taylor]: Taking taylor expansion of (* -1.0 (/ (+ (/ 1 x) 1.0) x)) in x
3.958 * [taylor]: Taking taylor expansion of -1.0 in x
3.958 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) x) in x
3.958 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.958 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.958 * [taylor]: Taking taylor expansion of x in x
3.958 * [taylor]: Taking taylor expansion of 1.0 in x
3.958 * [taylor]: Taking taylor expansion of x in x
3.958 * [taylor]: Taking taylor expansion of (* -1.0 (/ (+ (/ 1 x) 1.0) x)) in x
3.958 * [taylor]: Taking taylor expansion of -1.0 in x
3.958 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) x) in x
3.958 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
3.958 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.958 * [taylor]: Taking taylor expansion of x in x
3.958 * [taylor]: Taking taylor expansion of 1.0 in x
3.958 * [taylor]: Taking taylor expansion of x in x
3.960 * [approximate]: Taking taylor expansion of (* 1.0 (/ (- 1.0 (/ 1 x)) x)) in (x) around 0
3.960 * [taylor]: Taking taylor expansion of (* 1.0 (/ (- 1.0 (/ 1 x)) x)) in x
3.960 * [taylor]: Taking taylor expansion of 1.0 in x
3.960 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) x) in x
3.960 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.960 * [taylor]: Taking taylor expansion of 1.0 in x
3.960 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.960 * [taylor]: Taking taylor expansion of x in x
3.960 * [taylor]: Taking taylor expansion of x in x
3.960 * [taylor]: Taking taylor expansion of (* 1.0 (/ (- 1.0 (/ 1 x)) x)) in x
3.960 * [taylor]: Taking taylor expansion of 1.0 in x
3.960 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) x) in x
3.960 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.960 * [taylor]: Taking taylor expansion of 1.0 in x
3.960 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.960 * [taylor]: Taking taylor expansion of x in x
3.960 * [taylor]: Taking taylor expansion of x in x
3.962 * * * [progress]: simplifying candidates
3.963 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log 1.0) (+ (log x) (- (log (+ x 1.0)) (log (neg 1.0)))))
  (- (log 1.0) (+ (log x) (log (/ (+ x 1.0) (neg 1.0)))))
  (- (log 1.0) (log (* x (/ (+ x 1.0) (neg 1.0)))))
  (log (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (exp (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (/ (* (* 1.0 1.0) 1.0) (* (* (* x x) x) (/ (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* (neg 1.0) (neg 1.0)) (neg 1.0)))))
  (/ (* (* 1.0 1.0) 1.0) (* (* (* x x) x) (* (* (/ (+ x 1.0) (neg 1.0)) (/ (+ x 1.0) (neg 1.0))) (/ (+ x 1.0) (neg 1.0)))))
  (/ (* (* 1.0 1.0) 1.0) (* (* (* x (/ (+ x 1.0) (neg 1.0))) (* x (/ (+ x 1.0) (neg 1.0)))) (* x (/ (+ x 1.0) (neg 1.0)))))
  (* (cbrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0))))) (cbrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0))))))
  (cbrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (* (* (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))) (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0))))) (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (sqrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (sqrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (neg 1.0)
  (neg (* x (/ (+ x 1.0) (neg 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) x)
  (/ (cbrt 1.0) (/ (+ x 1.0) (neg 1.0)))
  (/ (sqrt 1.0) x)
  (/ (sqrt 1.0) (/ (+ x 1.0) (neg 1.0)))
  (/ 1 x)
  (/ 1.0 (/ (+ x 1.0) (neg 1.0)))
  (/ 1 (* x (/ (+ x 1.0) (neg 1.0))))
  (/ (* x (/ (+ x 1.0) (neg 1.0))) 1.0)
  (/ 1.0 x)
  (/ (* x (/ (+ x 1.0) (neg 1.0))) (cbrt 1.0))
  (/ (* x (/ (+ x 1.0) (neg 1.0))) (sqrt 1.0))
  (/ (* x (/ (+ x 1.0) (neg 1.0))) 1.0)
  (/ 1.0 (* x (+ x 1.0)))
  (* x (/ (+ x 1.0) (neg 1.0)))
  (+ (log x) (- (log (+ x 1.0)) (log (neg 1.0))))
  (+ (log x) (log (/ (+ x 1.0) (neg 1.0))))
  (log (* x (/ (+ x 1.0) (neg 1.0))))
  (exp (* x (/ (+ x 1.0) (neg 1.0))))
  (* (* (* x x) x) (/ (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* (neg 1.0) (neg 1.0)) (neg 1.0))))
  (* (* (* x x) x) (* (* (/ (+ x 1.0) (neg 1.0)) (/ (+ x 1.0) (neg 1.0))) (/ (+ x 1.0) (neg 1.0))))
  (* (cbrt (* x (/ (+ x 1.0) (neg 1.0)))) (cbrt (* x (/ (+ x 1.0) (neg 1.0)))))
  (cbrt (* x (/ (+ x 1.0) (neg 1.0))))
  (* (* (* x (/ (+ x 1.0) (neg 1.0))) (* x (/ (+ x 1.0) (neg 1.0)))) (* x (/ (+ x 1.0) (neg 1.0))))
  (sqrt (* x (/ (+ x 1.0) (neg 1.0))))
  (sqrt (* x (/ (+ x 1.0) (neg 1.0))))
  (* (sqrt x) (sqrt (/ (+ x 1.0) (neg 1.0))))
  (* (sqrt x) (sqrt (/ (+ x 1.0) (neg 1.0))))
  (* (sqrt x) (/ (sqrt (+ x 1.0)) (sqrt (neg 1.0))))
  (* (sqrt x) (/ (sqrt (+ x 1.0)) (sqrt (neg 1.0))))
  (* x (* (cbrt (/ (+ x 1.0) (neg 1.0))) (cbrt (/ (+ x 1.0) (neg 1.0)))))
  (* x (sqrt (/ (+ x 1.0) (neg 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt (neg 1.0)) (cbrt (neg 1.0)))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (sqrt (neg 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) 1))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) -1))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (neg (* (cbrt 1.0) (cbrt 1.0)))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (neg (sqrt 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (neg 1)))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt 1.0) (cbrt 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (sqrt 1.0)))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) 1))
  (* x (/ (sqrt (+ x 1.0)) (* (cbrt (neg 1.0)) (cbrt (neg 1.0)))))
  (* x (/ (sqrt (+ x 1.0)) (sqrt (neg 1.0))))
  (* x (/ (sqrt (+ x 1.0)) 1))
  (* x (/ (sqrt (+ x 1.0)) -1))
  (* x (/ (sqrt (+ x 1.0)) (neg (* (cbrt 1.0) (cbrt 1.0)))))
  (* x (/ (sqrt (+ x 1.0)) (neg (sqrt 1.0))))
  (* x (/ (sqrt (+ x 1.0)) (neg 1)))
  (* x (/ (sqrt (+ x 1.0)) (* (cbrt 1.0) (cbrt 1.0))))
  (* x (/ (sqrt (+ x 1.0)) (sqrt 1.0)))
  (* x (/ (sqrt (+ x 1.0)) 1))
  (* x (/ 1 (* (cbrt (neg 1.0)) (cbrt (neg 1.0)))))
  (* x (/ 1 (sqrt (neg 1.0))))
  (* x (/ 1 1))
  (* x (/ 1 -1))
  (* x (/ 1 (neg (* (cbrt 1.0) (cbrt 1.0)))))
  (* x (/ 1 (neg (sqrt 1.0))))
  (* x (/ 1 (neg 1)))
  (* x (/ 1 (* (cbrt 1.0) (cbrt 1.0))))
  (* x (/ 1 (sqrt 1.0)))
  (* x (/ 1 1))
  (* x (/ 1 (* (cbrt (neg 1.0)) (cbrt (neg 1.0)))))
  (* x (/ 1 (sqrt (neg 1.0))))
  (* x (/ 1 1))
  (* x (/ 1 -1))
  (* x (/ 1 (neg (* (cbrt 1.0) (cbrt 1.0)))))
  (* x (/ 1 (neg (sqrt 1.0))))
  (* x (/ 1 (neg 1)))
  (* x (/ 1 (* (cbrt 1.0) (cbrt 1.0))))
  (* x (/ 1 (sqrt 1.0)))
  (* x (/ 1 1))
  (* x 1)
  (* x (+ x 1.0))
  (* (cbrt x) (/ (+ x 1.0) (neg 1.0)))
  (* (sqrt x) (/ (+ x 1.0) (neg 1.0)))
  (* x (/ (+ x 1.0) (neg 1.0)))
  (* x (+ x 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)))))
  (neg (+ (* 1.0 x) (* 1.0 (pow x 2))))
  (neg (+ (* 1.0 x) (* 1.0 (pow x 2))))
  (neg (+ (* 1.0 x) (* 1.0 (pow x 2))))
3.971 * * [simplify]: iteration  0 :  163  enodes  (cost  1117 )
4.033 * * [simplify]: iteration  1 :  430  enodes  (cost  1022 )
4.195 * * [simplify]: iteration  2 :  1353  enodes  (cost  894 )
4.845 * * [simplify]: iteration  done :  5000  enodes  (cost  890 )
4.845 * [simplify]: Simplified to:
   (log (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (log (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (log (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (log (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (exp (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (pow (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))) 3)
  (pow (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))) 3)
  (pow (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))) 3)
  (* (cbrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0))))) (cbrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0))))))
  (cbrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (pow (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))) 3)
  (sqrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (sqrt (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))
  (neg 1.0)
  (neg (* x (/ (+ x 1.0) (neg 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) x)
  (/ (cbrt 1.0) (/ (+ x 1.0) (neg 1.0)))
  (/ (sqrt 1.0) x)
  (/ (sqrt 1.0) (/ (+ x 1.0) (neg 1.0)))
  (/ 1 x)
  (/ 1.0 (/ (+ x 1.0) (neg 1.0)))
  (/ 1 (* x (/ (+ x 1.0) (neg 1.0))))
  (/ (* x (/ (+ x 1.0) (neg 1.0))) 1.0)
  (/ 1.0 x)
  (/ (* x (/ (+ x 1.0) (neg 1.0))) (cbrt 1.0))
  (/ (* x (/ (+ x 1.0) (neg 1.0))) (sqrt 1.0))
  (/ (* x (/ (+ x 1.0) (neg 1.0))) 1.0)
  (/ 1.0 (* x (+ x 1.0)))
  (* x (/ (+ x 1.0) (neg 1.0)))
  (log (* x (/ (+ x 1.0) (neg 1.0))))
  (log (* x (/ (+ x 1.0) (neg 1.0))))
  (log (* x (/ (+ x 1.0) (neg 1.0))))
  (exp (* x (/ (+ x 1.0) (neg 1.0))))
  (pow (* x (/ (+ x 1.0) (neg 1.0))) 3)
  (pow (* x (/ (+ x 1.0) (neg 1.0))) 3)
  (* (cbrt (* x (/ (+ x 1.0) (neg 1.0)))) (cbrt (* x (/ (+ x 1.0) (neg 1.0)))))
  (cbrt (* x (/ (+ x 1.0) (neg 1.0))))
  (pow (* x (/ (+ x 1.0) (neg 1.0))) 3)
  (sqrt (* x (/ (+ x 1.0) (neg 1.0))))
  (sqrt (* x (/ (+ x 1.0) (neg 1.0))))
  (* (sqrt x) (sqrt (/ (+ x 1.0) (neg 1.0))))
  (* (sqrt x) (sqrt (/ (+ x 1.0) (neg 1.0))))
  (* (sqrt x) (/ (sqrt (+ x 1.0)) (sqrt (neg 1.0))))
  (* (sqrt x) (/ (sqrt (+ x 1.0)) (sqrt (neg 1.0))))
  (* x (* (cbrt (/ (+ x 1.0) (neg 1.0))) (cbrt (/ (+ x 1.0) (neg 1.0)))))
  (* x (sqrt (/ (+ x 1.0) (neg 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt (neg 1.0)) (cbrt (neg 1.0)))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (sqrt (neg 1.0))))
  (* x (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* (neg x) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (neg (* (cbrt 1.0) (cbrt 1.0)))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (neg (sqrt 1.0))))
  (* (neg x) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt 1.0) (cbrt 1.0))))
  (* x (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (sqrt 1.0)))
  (* x (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* x (/ (sqrt (+ x 1.0)) (* (cbrt (neg 1.0)) (cbrt (neg 1.0)))))
  (* x (/ (sqrt (+ x 1.0)) (sqrt (neg 1.0))))
  (* x (sqrt (+ x 1.0)))
  (* (neg x) (sqrt (+ x 1.0)))
  (* x (/ (sqrt (+ x 1.0)) (neg (* (cbrt 1.0) (cbrt 1.0)))))
  (* x (/ (sqrt (+ x 1.0)) (neg (sqrt 1.0))))
  (* (neg x) (sqrt (+ x 1.0)))
  (* x (/ (sqrt (+ x 1.0)) (* (cbrt 1.0) (cbrt 1.0))))
  (* x (/ (sqrt (+ x 1.0)) (sqrt 1.0)))
  (* x (sqrt (+ x 1.0)))
  (/ x (* (cbrt (neg 1.0)) (cbrt (neg 1.0))))
  (/ x (sqrt (neg 1.0)))
  x
  (neg x)
  (/ x (neg (* (cbrt 1.0) (cbrt 1.0))))
  (/ x (neg (sqrt 1.0)))
  (neg x)
  (/ x (* (cbrt 1.0) (cbrt 1.0)))
  (/ x (sqrt 1.0))
  x
  (/ x (* (cbrt (neg 1.0)) (cbrt (neg 1.0))))
  (/ x (sqrt (neg 1.0)))
  x
  (neg x)
  (/ x (neg (* (cbrt 1.0) (cbrt 1.0))))
  (/ x (neg (sqrt 1.0)))
  (neg x)
  (/ x (* (cbrt 1.0) (cbrt 1.0)))
  (/ x (sqrt 1.0))
  x
  x
  (* x (+ x 1.0))
  (* (cbrt x) (/ (+ x 1.0) (neg 1.0)))
  (* (sqrt x) (/ (+ x 1.0) (neg 1.0)))
  (* x (/ (+ x 1.0) (neg 1.0)))
  (* x (+ x 1.0))
  (- 1.0 (* 1.0 (+ x (/ 1 x))))
  (- (/ 1.0 (pow x 3)) (+ (/ 1.0 (pow x 4)) (/ 1.0 (* x x))))
  (- (/ 1.0 (pow x 3)) (+ (/ 1.0 (pow x 4)) (/ 1.0 (* x x))))
  (neg (* 1.0 (+ x (* x x))))
  (neg (* 1.0 (+ x (* x x))))
  (neg (* 1.0 (+ x (* x x))))
4.846 * * * [progress]: adding candidates to table
4.950 * [progress]: [Phase 3 of 3] Extracting.
4.950 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (* (/ (neg 1.0) x) (+ (* x x) (* 1.0 (- 1.0 x))))))> #<alt (λ (x) (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))> #<alt (λ (x) (* (cbrt (pow (/ 1.0 (+ x 1.0)) 3)) (/ (neg 1.0) x)))> #<alt (λ (x) (* (* (/ (neg 1.0) x) (/ 1.0 (- (* x x) (* 1.0 1.0)))) (- x 1.0)))> #<alt (λ (x) (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))> #<alt (λ (x) (* (sqrt (/ 1.0 (+ x 1.0))) (* (sqrt (/ 1.0 (+ x 1.0))) (/ (neg 1.0) x))))> #<alt (λ (x) (* (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) (* (cbrt x) (cbrt x)))) (/ (cbrt (neg 1.0)) (cbrt x))))>)
4.951 * * * [regime-changes]: Trying 1 branch expressions: (x)
4.951 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (* (/ (neg 1.0) x) (+ (* x x) (* 1.0 (- 1.0 x))))))> #<alt (λ (x) (/ 1.0 (* x (/ (+ x 1.0) (neg 1.0)))))> #<alt (λ (x) (* (cbrt (pow (/ 1.0 (+ x 1.0)) 3)) (/ (neg 1.0) x)))> #<alt (λ (x) (* (* (/ (neg 1.0) x) (/ 1.0 (- (* x x) (* 1.0 1.0)))) (- x 1.0)))> #<alt (λ (x) (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x)))> #<alt (λ (x) (* (sqrt (/ 1.0 (+ x 1.0))) (* (sqrt (/ 1.0 (+ x 1.0))) (/ (neg 1.0) x))))> #<alt (λ (x) (* (* (/ 1.0 (+ x 1.0)) (/ (* (cbrt (neg 1.0)) (cbrt (neg 1.0))) (* (cbrt x) (cbrt x)))) (/ (cbrt (neg 1.0)) (cbrt x))))>)
4.992 * * * [regime]: Found split indices: #<option (#s(si 4 255))>
4.992 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
4.992 * * [simplify]: iteration  0 :  7  enodes  (cost  10 )
4.993 * * [simplify]: iteration  1 :  11  enodes  (cost  10 )
4.993 * * [simplify]: iteration  2 :  15  enodes  (cost  10 )
4.994 * * [simplify]: iteration  3 :  18  enodes  (cost  10 )
4.994 * * [simplify]: iteration  4 :  19  enodes  (cost  10 )
4.995 * * [simplify]: iteration  done :  19  enodes  (cost  10 )
4.995 * [simplify]: Simplified to:
   (* (/ 1.0 (+ x 1.0)) (/ (neg 1.0) x))
6.134 * [regime-testing]: End program error score: 0.1285916380184242