6.176 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
0.019 * * [simplify]: iteration  0 :  6  enodes  (cost  9 )
0.020 * * [simplify]: iteration  1 :  9  enodes  (cost  9 )
0.021 * * [simplify]: iteration  2 :  12  enodes  (cost  9 )
0.022 * * [simplify]: iteration  done :  12  enodes  (cost  9 )
0.022 * [simplify]: Simplified to:
   (- (/ 1.0 (+ x 1.0)) (/ 1.0 x))
0.022 * * [progress]: iteration 1 / 4
0.022 * * * [progress]: picking best candidate
0.024 * * * * [pick]: Picked  #<alt (λ (x) (- (/ 1.0 (+ x 1.0)) (/ 1.0 x)))>
0.024 * * * [progress]: localizing error
0.029 * * * [progress]: generating rewritten candidates
0.029 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.069 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.077 * * * [progress]: generating series expansions
0.077 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.077 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in (x) around 0
0.077 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in x
0.077 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.077 * [taylor]: Taking taylor expansion of 1.0 in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.077 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 x))) in x
0.078 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.078 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.079 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.079 * [taylor]: Taking taylor expansion of 1.0 in x
0.079 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.088 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 x)) in (x) around 0
0.088 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.088 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.088 * [taylor]: Taking taylor expansion of 1.0 in x
0.088 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.088 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.088 * [taylor]: Taking taylor expansion of 1.0 in x
0.088 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.089 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.089 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.090 * [taylor]: Taking taylor expansion of x in x
0.110 * [approximate]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in (x) around 0
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
0.111 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) (* 1.0 x)) in x
0.111 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) in x
0.111 * [taylor]: Taking taylor expansion of 1.0 in x
0.111 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.111 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.111 * [taylor]: Taking taylor expansion of 1.0 in x
0.111 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.112 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.112 * [taylor]: Taking taylor expansion of 1.0 in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.136 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.136 * [approximate]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in (x) around 0
0.136 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
0.136 * [taylor]: Taking taylor expansion of 1.0 in x
0.136 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of 1.0 in x
0.136 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
0.136 * [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
0.151 * [approximate]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in (x) around 0
0.151 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
0.151 * [taylor]: Taking taylor expansion of 1.0 in x
0.151 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.151 * [taylor]: Taking taylor expansion of 1.0 in x
0.151 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.151 * [taylor]: Taking taylor expansion of x in x
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
0.161 * * * [progress]: simplifying candidates
0.162 * [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 )
0.194 * * [simplify]: iteration  1 :  266  enodes  (cost  766 )
0.275 * * [simplify]: iteration  2 :  638  enodes  (cost  722 )
0.540 * * [simplify]: iteration  3 :  1704  enodes  (cost  718 )
1.508 * * [simplify]: iteration  done :  5000  enodes  (cost  718 )
1.509 * [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))))
  (- (/ 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 (+ 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)))
  (- 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))
  (/ (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 (- (+ (* x x) 1) 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))))
1.510 * * * [progress]: adding candidates to table
1.619 * * [progress]: iteration 2 / 4
1.619 * * * [progress]: picking best candidate
1.622 * * * * [pick]: Picked  #<alt (λ (x) (/ (* 1.0 (- x (+ x 1.0))) (* (+ x 1.0) x)))>
1.622 * * * [progress]: localizing error
1.628 * * * [progress]: generating rewritten candidates
1.628 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 2)
1.635 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
1.650 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
1.664 * * * [progress]: generating series expansions
1.664 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 2)
1.664 * [approximate]: Taking taylor expansion of (- 1.0) in (x) around 0
1.664 * [taylor]: Taking taylor expansion of (- 1.0) in x
1.664 * [taylor]: Taking taylor expansion of 1.0 in x
1.664 * [taylor]: Taking taylor expansion of (- 1.0) in x
1.664 * [taylor]: Taking taylor expansion of 1.0 in x
1.667 * [approximate]: Taking taylor expansion of (- 1.0) in (x) around 0
1.667 * [taylor]: Taking taylor expansion of (- 1.0) in x
1.667 * [taylor]: Taking taylor expansion of 1.0 in x
1.667 * [taylor]: Taking taylor expansion of (- 1.0) in x
1.667 * [taylor]: Taking taylor expansion of 1.0 in x
1.669 * [approximate]: Taking taylor expansion of (- 1.0) in (x) around 0
1.669 * [taylor]: Taking taylor expansion of (- 1.0) in x
1.669 * [taylor]: Taking taylor expansion of 1.0 in x
1.669 * [taylor]: Taking taylor expansion of (- 1.0) in x
1.669 * [taylor]: Taking taylor expansion of 1.0 in x
1.671 * * * * [progress]: [ 2 / 3 ] generating series at (2)
1.672 * [approximate]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in (x) around 0
1.672 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
1.672 * [taylor]: Taking taylor expansion of -1.0 in x
1.672 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.672 * [taylor]: Taking taylor expansion of x in x
1.672 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.672 * [taylor]: Taking taylor expansion of x in x
1.672 * [taylor]: Taking taylor expansion of 1.0 in x
1.674 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
1.674 * [taylor]: Taking taylor expansion of -1.0 in x
1.674 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.674 * [taylor]: Taking taylor expansion of x in x
1.674 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.674 * [taylor]: Taking taylor expansion of x in x
1.674 * [taylor]: Taking taylor expansion of 1.0 in x
1.682 * [approximate]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in (x) around 0
1.682 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in x
1.682 * [taylor]: Taking taylor expansion of -1.0 in x
1.682 * [taylor]: Taking taylor expansion of (/ x (+ 1.0 (/ 1 x))) in x
1.682 * [taylor]: Taking taylor expansion of x in x
1.682 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
1.682 * [taylor]: Taking taylor expansion of 1.0 in x
1.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.682 * [taylor]: Taking taylor expansion of x in x
1.683 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in x
1.683 * [taylor]: Taking taylor expansion of -1.0 in x
1.683 * [taylor]: Taking taylor expansion of (/ x (+ 1.0 (/ 1 x))) in x
1.683 * [taylor]: Taking taylor expansion of x in x
1.683 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
1.683 * [taylor]: Taking taylor expansion of 1.0 in x
1.683 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.683 * [taylor]: Taking taylor expansion of x in x
1.694 * [approximate]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in (x) around 0
1.694 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
1.694 * [taylor]: Taking taylor expansion of 1.0 in x
1.694 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
1.694 * [taylor]: Taking taylor expansion of x in x
1.694 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.694 * [taylor]: Taking taylor expansion of 1.0 in x
1.694 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.694 * [taylor]: Taking taylor expansion of x in x
1.695 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
1.695 * [taylor]: Taking taylor expansion of 1.0 in x
1.695 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
1.695 * [taylor]: Taking taylor expansion of x in x
1.695 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.695 * [taylor]: Taking taylor expansion of 1.0 in x
1.695 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.695 * [taylor]: Taking taylor expansion of x in x
1.706 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
1.706 * [approximate]: Taking taylor expansion of (* x (+ x 1.0)) in (x) around 0
1.706 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.706 * [taylor]: Taking taylor expansion of x in x
1.706 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.706 * [taylor]: Taking taylor expansion of x in x
1.706 * [taylor]: Taking taylor expansion of 1.0 in x
1.706 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
1.706 * [taylor]: Taking taylor expansion of x in x
1.706 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
1.706 * [taylor]: Taking taylor expansion of x in x
1.706 * [taylor]: Taking taylor expansion of 1.0 in x
1.716 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in (x) around 0
1.716 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
1.716 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
1.716 * [taylor]: Taking taylor expansion of 1.0 in x
1.716 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.716 * [taylor]: Taking taylor expansion of x in x
1.716 * [taylor]: Taking taylor expansion of x in x
1.717 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
1.717 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
1.717 * [taylor]: Taking taylor expansion of 1.0 in x
1.717 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.717 * [taylor]: Taking taylor expansion of x in x
1.717 * [taylor]: Taking taylor expansion of x in x
1.728 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in (x) around 0
1.728 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in x
1.728 * [taylor]: Taking taylor expansion of -1 in x
1.728 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) x) in x
1.728 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.728 * [taylor]: Taking taylor expansion of 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 x in x
1.729 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in x
1.729 * [taylor]: Taking taylor expansion of -1 in x
1.729 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) 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 x in x
1.751 * * * [progress]: simplifying candidates
1.752 * [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))))
  (- (+ 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)
  (- (+ 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)))
  (- (* 1.0 (- x (+ x 1.0))))
  (- (* (+ 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)
  (- 1.0)
  (- 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)))))
  (+ (pow x 2) (* 1.0 x))
  (+ (pow x 2) (* 1.0 x))
  (+ (pow x 2) (* 1.0 x))
1.755 * * [simplify]: iteration  0 :  119  enodes  (cost  903 )
1.781 * * [simplify]: iteration  1 :  344  enodes  (cost  743 )
1.940 * * [simplify]: iteration  2 :  1674  enodes  (cost  591 )
2.502 * * [simplify]: iteration  done :  5000  enodes  (cost  591 )
2.502 * [simplify]: Simplified to:
   (exp (- 1.0))
  (exp (- 1.0))
  (log (- 1.0))
  (exp (- 1.0))
  (* (cbrt (- 1.0)) (cbrt (- 1.0)))
  (cbrt (- 1.0))
  (pow (- 1.0) 3)
  (sqrt (- 1.0))
  (sqrt (- 1.0))
  (- (pow x 3) (pow (+ x 1.0) 3))
  (+ (* x x) (* (+ x 1.0) (+ x (+ x 1.0))))
  (- (+ x 1.0))
  (* (- 1.0) (+ x (+ x 1.0)))
  (+ x (+ x 1.0))
  (+ (sqrt x) (sqrt (+ x 1.0)))
  (- (sqrt x) (sqrt (+ x 1.0)))
  (- 1.0)
  (- 1.0)
  0
  (- (+ x 1.0))
  (log (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (log (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (log (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (log (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (log (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (exp (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (pow (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))) 3)
  (pow (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))) 3)
  (pow (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))) 3)
  (pow (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))) 3)
  (* (cbrt (/ (* 1.0 (- 1.0)) (* x (+ x 1.0)))) (cbrt (/ (* 1.0 (- 1.0)) (* x (+ x 1.0)))))
  (cbrt (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (pow (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))) 3)
  (sqrt (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (sqrt (/ (* 1.0 (- 1.0)) (* x (+ x 1.0))))
  (- (* 1.0 (- 1.0)))
  (- (* (+ x 1.0) x))
  (/ 1.0 (+ x 1.0))
  (/ (- 1.0) x)
  (/ 1 (* (+ x 1.0) x))
  (* (/ (+ x 1.0) 1.0) (/ x (- 1.0)))
  (* (/ 1.0 (+ x 1.0)) (- 1.0))
  (* x (/ (+ x 1.0) (- 1.0)))
  (* (/ (- 1.0) x) (/ 1.0 (+ (pow x 3) (pow 1.0 3))))
  (/ (* 1.0 (- 1.0)) (* (- (* x x) (* 1.0 1.0)) x))
  (* (+ (* 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)
  (- 1.0)
  (- 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))
  (* x (+ x 1.0))
  (* x (+ x 1.0))
  (* x (+ x 1.0))
2.503 * * * [progress]: adding candidates to table
2.617 * * [progress]: iteration 3 / 4
2.617 * * * [progress]: picking best candidate
2.621 * * * * [pick]: Picked  #<alt (λ (x) (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x))>
2.621 * * * [progress]: localizing error
2.627 * * * [progress]: generating rewritten candidates
2.627 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.635 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 1)
2.642 * * * [progress]: generating series expansions
2.642 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.643 * [approximate]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in (x) around 0
2.643 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
2.643 * [taylor]: Taking taylor expansion of -1.0 in x
2.643 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
2.643 * [taylor]: Taking taylor expansion of x in x
2.643 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.643 * [taylor]: Taking taylor expansion of x in x
2.643 * [taylor]: Taking taylor expansion of 1.0 in x
2.645 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
2.645 * [taylor]: Taking taylor expansion of -1.0 in x
2.645 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
2.645 * [taylor]: Taking taylor expansion of x in x
2.645 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.645 * [taylor]: Taking taylor expansion of x in x
2.645 * [taylor]: Taking taylor expansion of 1.0 in x
2.653 * [approximate]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in (x) around 0
2.654 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in x
2.654 * [taylor]: Taking taylor expansion of -1.0 in x
2.654 * [taylor]: Taking taylor expansion of (/ x (+ 1.0 (/ 1 x))) in x
2.654 * [taylor]: Taking taylor expansion of x in x
2.654 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
2.654 * [taylor]: Taking taylor expansion of 1.0 in x
2.654 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.654 * [taylor]: Taking taylor expansion of x in x
2.654 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in x
2.654 * [taylor]: Taking taylor expansion of -1.0 in x
2.654 * [taylor]: Taking taylor expansion of (/ x (+ 1.0 (/ 1 x))) in x
2.655 * [taylor]: Taking taylor expansion of x in x
2.655 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
2.655 * [taylor]: Taking taylor expansion of 1.0 in x
2.655 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.655 * [taylor]: Taking taylor expansion of x in x
2.665 * [approximate]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in (x) around 0
2.665 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
2.665 * [taylor]: Taking taylor expansion of 1.0 in x
2.665 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
2.665 * [taylor]: Taking taylor expansion of x in x
2.665 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.665 * [taylor]: Taking taylor expansion of 1.0 in x
2.665 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.665 * [taylor]: Taking taylor expansion of x in x
2.666 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
2.666 * [taylor]: Taking taylor expansion of 1.0 in x
2.666 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
2.666 * [taylor]: Taking taylor expansion of x in x
2.666 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.666 * [taylor]: Taking taylor expansion of 1.0 in x
2.666 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.667 * [taylor]: Taking taylor expansion of x in x
2.678 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 1)
2.678 * [approximate]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in (x) around 0
2.678 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
2.678 * [taylor]: Taking taylor expansion of 1.0 in x
2.678 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.678 * [taylor]: Taking taylor expansion of x in x
2.678 * [taylor]: Taking taylor expansion of 1.0 in x
2.679 * [taylor]: Taking taylor expansion of (/ 1.0 (+ x 1.0)) in x
2.679 * [taylor]: Taking taylor expansion of 1.0 in x
2.679 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.679 * [taylor]: Taking taylor expansion of x in x
2.679 * [taylor]: Taking taylor expansion of 1.0 in x
2.689 * [approximate]: Taking taylor expansion of (/ 1.0 (+ 1.0 (/ 1 x))) in (x) around 0
2.689 * [taylor]: Taking taylor expansion of (/ 1.0 (+ 1.0 (/ 1 x))) in x
2.689 * [taylor]: Taking taylor expansion of 1.0 in x
2.689 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
2.689 * [taylor]: Taking taylor expansion of 1.0 in x
2.689 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.689 * [taylor]: Taking taylor expansion of x in x
2.690 * [taylor]: Taking taylor expansion of (/ 1.0 (+ 1.0 (/ 1 x))) in x
2.690 * [taylor]: Taking taylor expansion of 1.0 in x
2.690 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
2.690 * [taylor]: Taking taylor expansion of 1.0 in x
2.690 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.690 * [taylor]: Taking taylor expansion of x in x
2.697 * [approximate]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in (x) around 0
2.697 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
2.697 * [taylor]: Taking taylor expansion of 1.0 in x
2.697 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.697 * [taylor]: Taking taylor expansion of 1.0 in x
2.697 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.697 * [taylor]: Taking taylor expansion of x in x
2.698 * [taylor]: Taking taylor expansion of (/ 1.0 (- 1.0 (/ 1 x))) in x
2.698 * [taylor]: Taking taylor expansion of 1.0 in x
2.698 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.698 * [taylor]: Taking taylor expansion of 1.0 in x
2.698 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.698 * [taylor]: Taking taylor expansion of x in x
2.707 * * * [progress]: simplifying candidates
2.708 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (+ (- (log 1.0) (log (+ x 1.0))) (log (- 1.0))) (log x))
  (- (+ (log (/ 1.0 (+ x 1.0))) (log (- 1.0))) (log x))
  (- (log (* (/ 1.0 (+ x 1.0)) (- 1.0))) (log x))
  (log (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x))
  (exp (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x))
  (/ (* (/ (* (* 1.0 1.0) 1.0) (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0))) (* (* (- 1.0) (- 1.0)) (- 1.0))) (* (* x x) x))
  (/ (* (* (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (/ 1.0 (+ x 1.0))) (* (* (- 1.0) (- 1.0)) (- 1.0))) (* (* x x) x))
  (/ (* (* (* (/ 1.0 (+ x 1.0)) (- 1.0)) (* (/ 1.0 (+ x 1.0)) (- 1.0))) (* (/ 1.0 (+ x 1.0)) (- 1.0))) (* (* x x) 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 1.0)) (- 1.0)))
  (- x)
  (/ (/ 1.0 (+ x 1.0)) (* (cbrt x) (cbrt x)))
  (/ (- 1.0) (cbrt x))
  (/ (/ 1.0 (+ x 1.0)) (sqrt x))
  (/ (- 1.0) (sqrt x))
  (/ (/ 1.0 (+ x 1.0)) 1)
  (/ (- 1.0) x)
  (/ 1 x)
  (/ x (* (/ 1.0 (+ x 1.0)) (- 1.0)))
  (/ (* (/ 1.0 (+ x 1.0)) 1.0) x)
  (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) (* (cbrt x) (cbrt x)))
  (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) (sqrt x))
  (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) 1)
  (/ x (- 1.0))
  (* x (+ x 1.0))
  (- (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))))
2.712 * * [simplify]: iteration  0 :  126  enodes  (cost  793 )
2.742 * * [simplify]: iteration  1 :  320  enodes  (cost  736 )
2.897 * * [simplify]: iteration  2 :  1173  enodes  (cost  638 )
3.604 * * [simplify]: iteration  done :  5001  enodes  (cost  638 )
3.604 * [simplify]: Simplified to:
   (log (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x))
  (log (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x))
  (log (/ (* (/ 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))
  (pow (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x) 3)
  (pow (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x) 3)
  (pow (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x) 3)
  (* (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 1.0)) 1.0)
  (- x)
  (/ (/ 1.0 (+ x 1.0)) (* (cbrt x) (cbrt x)))
  (/ (- 1.0) (cbrt x))
  (/ (/ 1.0 (+ x 1.0)) (sqrt x))
  (/ (- 1.0) (sqrt x))
  (/ 1.0 (+ x 1.0))
  (/ (- 1.0) x)
  (/ 1 x)
  (/ x (* (/ 1.0 (+ x 1.0)) (- 1.0)))
  (/ (* (/ 1.0 (+ x 1.0)) 1.0) x)
  (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) (* (cbrt x) (cbrt x)))
  (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) (sqrt x))
  (* (/ 1.0 (+ x 1.0)) (- 1.0))
  (/ x (- 1.0))
  (* x (+ x 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)))
  (- 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))
  (/ (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 (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)))
3.605 * * * [progress]: adding candidates to table
3.711 * * [progress]: iteration 4 / 4
3.711 * * * [progress]: picking best candidate
3.717 * * * * [pick]: Picked  #<alt (λ (x) (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))>
3.717 * * * [progress]: localizing error
3.724 * * * [progress]: generating rewritten candidates
3.725 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
3.737 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
3.749 * * * [progress]: generating series expansions
3.749 * * * * [progress]: [ 1 / 2 ] generating series at (2)
3.750 * [approximate]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in (x) around 0
3.750 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
3.750 * [taylor]: Taking taylor expansion of -1.0 in x
3.750 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.750 * [taylor]: Taking taylor expansion of x in x
3.750 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.750 * [taylor]: Taking taylor expansion of x in x
3.750 * [taylor]: Taking taylor expansion of 1.0 in x
3.752 * [taylor]: Taking taylor expansion of (/ -1.0 (* x (+ x 1.0))) in x
3.752 * [taylor]: Taking taylor expansion of -1.0 in x
3.752 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.752 * [taylor]: Taking taylor expansion of x in x
3.752 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.752 * [taylor]: Taking taylor expansion of x in x
3.752 * [taylor]: Taking taylor expansion of 1.0 in x
3.761 * [approximate]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in (x) around 0
3.762 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in x
3.762 * [taylor]: Taking taylor expansion of -1.0 in x
3.762 * [taylor]: Taking taylor expansion of (/ x (+ 1.0 (/ 1 x))) in x
3.762 * [taylor]: Taking taylor expansion of x in x
3.762 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
3.762 * [taylor]: Taking taylor expansion of 1.0 in x
3.762 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.762 * [taylor]: Taking taylor expansion of x in x
3.762 * [taylor]: Taking taylor expansion of (* -1.0 (/ x (+ 1.0 (/ 1 x)))) in x
3.762 * [taylor]: Taking taylor expansion of -1.0 in x
3.762 * [taylor]: Taking taylor expansion of (/ x (+ 1.0 (/ 1 x))) in x
3.762 * [taylor]: Taking taylor expansion of x in x
3.763 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
3.763 * [taylor]: Taking taylor expansion of 1.0 in x
3.763 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.763 * [taylor]: Taking taylor expansion of x in x
3.774 * [approximate]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in (x) around 0
3.774 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
3.774 * [taylor]: Taking taylor expansion of 1.0 in x
3.774 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
3.774 * [taylor]: Taking taylor expansion of x in x
3.774 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.774 * [taylor]: Taking taylor expansion of 1.0 in x
3.774 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.774 * [taylor]: Taking taylor expansion of x in x
3.775 * [taylor]: Taking taylor expansion of (* 1.0 (/ x (- 1.0 (/ 1 x)))) in x
3.775 * [taylor]: Taking taylor expansion of 1.0 in x
3.775 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (/ 1 x))) in x
3.775 * [taylor]: Taking taylor expansion of x in x
3.775 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.775 * [taylor]: Taking taylor expansion of 1.0 in x
3.775 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.775 * [taylor]: Taking taylor expansion of x in x
3.790 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
3.790 * [approximate]: Taking taylor expansion of (* x (+ x 1.0)) in (x) around 0
3.790 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.790 * [taylor]: Taking taylor expansion of x in x
3.790 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.790 * [taylor]: Taking taylor expansion of x in x
3.790 * [taylor]: Taking taylor expansion of 1.0 in x
3.790 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
3.790 * [taylor]: Taking taylor expansion of x in x
3.790 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.790 * [taylor]: Taking taylor expansion of x in x
3.790 * [taylor]: Taking taylor expansion of 1.0 in x
3.799 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in (x) around 0
3.799 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
3.799 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
3.799 * [taylor]: Taking taylor expansion of 1.0 in x
3.799 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.799 * [taylor]: Taking taylor expansion of x in x
3.800 * [taylor]: Taking taylor expansion of x in x
3.800 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
3.800 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
3.800 * [taylor]: Taking taylor expansion of 1.0 in x
3.800 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.800 * [taylor]: Taking taylor expansion of x in x
3.800 * [taylor]: Taking taylor expansion of x in x
3.811 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in (x) around 0
3.811 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in x
3.811 * [taylor]: Taking taylor expansion of -1 in x
3.811 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) x) in x
3.811 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.811 * [taylor]: Taking taylor expansion of 1.0 in x
3.811 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.811 * [taylor]: Taking taylor expansion of x in x
3.811 * [taylor]: Taking taylor expansion of x in x
3.812 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) x)) in x
3.812 * [taylor]: Taking taylor expansion of -1 in x
3.812 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) x) in x
3.812 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
3.812 * [taylor]: Taking taylor expansion of 1.0 in x
3.812 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.812 * [taylor]: Taking taylor expansion of x in x
3.813 * [taylor]: Taking taylor expansion of x in x
3.832 * * * [progress]: simplifying candidates
3.833 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (+ (log 1.0) (+ 0 (log (- 1.0)))) (+ (log (+ x 1.0)) (log x)))
  (- (+ (log 1.0) (+ 0 (log (- 1.0)))) (log (* (+ x 1.0) x)))
  (- (+ (log 1.0) (+ (log 1) (log (- 1.0)))) (+ (log (+ x 1.0)) (log x)))
  (- (+ (log 1.0) (+ (log 1) (log (- 1.0)))) (log (* (+ x 1.0) x)))
  (- (+ (log 1.0) (log (* 1 (- 1.0)))) (+ (log (+ x 1.0)) (log x)))
  (- (+ (log 1.0) (log (* 1 (- 1.0)))) (log (* (+ x 1.0) x)))
  (- (log (* 1.0 (* 1 (- 1.0)))) (+ (log (+ x 1.0)) (log x)))
  (- (log (* 1.0 (* 1 (- 1.0)))) (log (* (+ x 1.0) x)))
  (log (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))
  (exp (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))
  (/ (* (* (* 1.0 1.0) 1.0) (* (* (* 1 1) 1) (* (* (- 1.0) (- 1.0)) (- 1.0)))) (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* x x) x)))
  (/ (* (* (* 1.0 1.0) 1.0) (* (* (* 1 1) 1) (* (* (- 1.0) (- 1.0)) (- 1.0)))) (* (* (* (+ x 1.0) x) (* (+ x 1.0) x)) (* (+ x 1.0) x)))
  (/ (* (* (* 1.0 1.0) 1.0) (* (* (* 1 (- 1.0)) (* 1 (- 1.0))) (* 1 (- 1.0)))) (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* x x) x)))
  (/ (* (* (* 1.0 1.0) 1.0) (* (* (* 1 (- 1.0)) (* 1 (- 1.0))) (* 1 (- 1.0)))) (* (* (* (+ x 1.0) x) (* (+ x 1.0) x)) (* (+ x 1.0) x)))
  (/ (* (* (* 1.0 (* 1 (- 1.0))) (* 1.0 (* 1 (- 1.0)))) (* 1.0 (* 1 (- 1.0)))) (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* x x) x)))
  (/ (* (* (* 1.0 (* 1 (- 1.0))) (* 1.0 (* 1 (- 1.0)))) (* 1.0 (* 1 (- 1.0)))) (* (* (* (+ x 1.0) x) (* (+ x 1.0) x)) (* (+ x 1.0) x)))
  (* (cbrt (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x))) (cbrt (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x))))
  (cbrt (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))
  (* (* (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)) (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x))) (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))
  (sqrt (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))
  (sqrt (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))
  (- (* 1.0 (* 1 (- 1.0))))
  (- (* (+ x 1.0) x))
  (/ 1.0 (+ x 1.0))
  (/ (* 1 (- 1.0)) x)
  (/ 1 (* (+ x 1.0) x))
  (/ (* (+ x 1.0) x) (* 1.0 (* 1 (- 1.0))))
  (/ (* 1.0 (* 1 1.0)) (* (+ x 1.0) x))
  (/ (* 1.0 (* 1 (- 1.0))) (+ x 1.0))
  (/ (* (+ x 1.0) x) (* 1 (- 1.0)))
  (/ (* 1.0 (* 1 (- 1.0))) (* (+ (pow x 3) (pow 1.0 3)) x))
  (/ (* 1.0 (* 1 (- 1.0))) (* (- (* x x) (* 1.0 1.0)) x))
  (* (+ 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)
  (- 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)))))
  (+ (pow x 2) (* 1.0 x))
  (+ (pow x 2) (* 1.0 x))
  (+ (pow x 2) (* 1.0 x))
3.836 * * [simplify]: iteration  0 :  118  enodes  (cost  829 )
3.873 * * [simplify]: iteration  1 :  371  enodes  (cost  674 )
4.082 * * [simplify]: iteration  2 :  1529  enodes  (cost  536 )
4.647 * * [simplify]: iteration  done :  5000  enodes  (cost  536 )
4.647 * [simplify]: Simplified to:
   (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (log (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (exp (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (pow (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)) 3)
  (pow (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)) 3)
  (pow (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)) 3)
  (pow (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)) 3)
  (pow (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)) 3)
  (pow (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)) 3)
  (* (cbrt (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x))) (cbrt (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x))))
  (cbrt (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (pow (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)) 3)
  (sqrt (/ (* 1.0 (- 1.0)) (* (+ x 1.0) x)))
  (sqrt (/ (* 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 (* (+ x 1.0) x))
  (/ (* (+ x 1.0) x) (* 1.0 (- 1.0)))
  (/ (* 1.0 1.0) (* (+ x 1.0) x))
  (/ (* 1.0 (- 1.0)) (+ x 1.0))
  (* x (/ (+ x 1.0) (- 1.0)))
  (* (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (/ (- 1.0) x))
  (/ (/ (* 1.0 (- 1.0)) (- (* x x) (* 1.0 1.0))) x)
  (* (+ 1.0 x) x)
  (log (* (+ x 1.0) x))
  (log (* (+ x 1.0) x))
  (exp (* (+ x 1.0) x))
  (pow (* (+ 1.0 x) x) 3)
  (* (cbrt (* (+ x 1.0) x)) (cbrt (* (+ x 1.0) x)))
  (cbrt (* (+ x 1.0) x))
  (pow (* (+ 1.0 x) x) 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))
  (+ 1.0 x)
  (* (cbrt (+ x 1.0)) x)
  (* (sqrt (+ x 1.0)) x)
  (* (+ 1.0 x) x)
  (* (+ 1.0 x) x)
  (* (+ (pow x 3) (pow 1.0 3)) x)
  (* (- (* x x) (* 1.0 1.0)) x)
  (- 1.0 (+ (* 1.0 x) (/ 1.0 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 x) x)
  (* (+ 1.0 x) x)
  (* (+ 1.0 x) x)
4.648 * * * [progress]: adding candidates to table
4.730 * [progress]: [Phase 3 of 3] Extracting.
4.731 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (/ (* 1.0 (- 1.0)) (* (- (* x x) (* 1.0 1.0)) x)) (- x 1.0)))> #<alt (λ (x) (/ (* (* (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (/ (cbrt 1.0) (cbrt (+ x 1.0)))) (- 1.0)) x))> #<alt (λ (x) (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x))> #<alt (λ (x) (/ (* 1.0 (* 1 (- 1.0))) (* (sqrt (+ x 1.0)) (* (sqrt (+ x 1.0)) x))))> #<alt (λ (x) (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))>)
4.731 * * * [regime-changes]: Trying 1 branch expressions: (x)
4.731 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (/ (* 1.0 (- 1.0)) (* (- (* x x) (* 1.0 1.0)) x)) (- x 1.0)))> #<alt (λ (x) (/ (* (* (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (/ (cbrt 1.0) (cbrt (+ x 1.0)))) (- 1.0)) x))> #<alt (λ (x) (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x))> #<alt (λ (x) (/ (* 1.0 (* 1 (- 1.0))) (* (sqrt (+ x 1.0)) (* (sqrt (+ x 1.0)) x))))> #<alt (λ (x) (/ (* 1.0 (* 1 (- 1.0))) (* (+ x 1.0) x)))>)
4.747 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
4.747 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x)
4.747 * * [simplify]: iteration  0 :  7  enodes  (cost  10 )
4.748 * * [simplify]: iteration  1 :  11  enodes  (cost  10 )
4.748 * * [simplify]: iteration  2 :  16  enodes  (cost  10 )
4.749 * * [simplify]: iteration  3 :  18  enodes  (cost  10 )
4.750 * * [simplify]: iteration  done :  18  enodes  (cost  10 )
4.750 * [simplify]: Simplified to:
   (/ (* (/ 1.0 (+ x 1.0)) (- 1.0)) x)
5.301 * [regime-testing]: Baseline error score: 0.07325915739467434
5.302 * [regime-testing]: Oracle error score: 0.014126765845730716
5.303 * [regime-testing]: End program error score: 0.07325915739467434