9.116 * [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 1.0)))
0.019 * * [simplify]: iteration  0 :  7  enodes  (cost  11 )
0.020 * * [simplify]: iteration  1 :  12  enodes  (cost  11 )
0.021 * * [simplify]: iteration  2 :  15  enodes  (cost  11 )
0.023 * * [simplify]: iteration  done :  15  enodes  (cost  11 )
0.023 * [simplify]: Simplified to:
   (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
0.023 * * [progress]: iteration 1 / 4
0.023 * * * [progress]: picking best candidate
0.024 * * * * [pick]: Picked  #<alt (λ (x) (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))>
0.024 * * * [progress]: localizing error
0.030 * * * [progress]: generating rewritten candidates
0.030 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.078 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.086 * * * [progress]: generating series expansions
0.086 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.086 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 (- x 1.0)))) in (x) around 0
0.086 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 (- x 1.0)))) in x
0.086 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.086 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of 1.0 in x
0.087 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- x 1.0))) in x
0.087 * [taylor]: Taking taylor expansion of 1.0 in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 (- x 1.0)) in x
0.087 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.087 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ x 1.0))) (* 1.0 (/ 1 (- x 1.0)))) in x
0.089 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ x 1.0))) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of (/ 1 (+ x 1.0)) in x
0.089 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- x 1.0))) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [taylor]: Taking taylor expansion of (/ 1 (- x 1.0)) in x
0.089 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.132 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 (/ 1 (- (/ 1 x) 1.0)))) in (x) around 0
0.132 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 (/ 1 (- (/ 1 x) 1.0)))) in x
0.132 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.132 * [taylor]: Taking taylor expansion of 1.0 in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.133 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.133 * [taylor]: Taking taylor expansion of 1.0 in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- (/ 1 x) 1.0))) in x
0.133 * [taylor]: Taking taylor expansion of 1.0 in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 x) 1.0)) in x
0.133 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.134 * [taylor]: Taking taylor expansion of 1.0 in x
0.134 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 (/ 1 (- (/ 1 x) 1.0)))) in x
0.134 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.134 * [taylor]: Taking taylor expansion of 1.0 in x
0.134 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.134 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.134 * [taylor]: Taking taylor expansion of 1.0 in x
0.134 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.134 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- (/ 1 x) 1.0))) in x
0.135 * [taylor]: Taking taylor expansion of 1.0 in x
0.135 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 x) 1.0)) in x
0.135 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of 1.0 in x
0.193 * [approximate]: Taking taylor expansion of (+ (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 (/ 1 (- 1.0 (/ 1 x))))) in (x) around 0
0.194 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 (/ 1 (- 1.0 (/ 1 x))))) in x
0.194 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.194 * [taylor]: Taking taylor expansion of 1.0 in x
0.194 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.194 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.194 * [taylor]: Taking taylor expansion of 1.0 in x
0.194 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.194 * [taylor]: Taking taylor expansion of x in x
0.195 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) in x
0.195 * [taylor]: Taking taylor expansion of 1.0 in x
0.195 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.195 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.195 * [taylor]: Taking taylor expansion of 1.0 in x
0.195 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.195 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) (* 1.0 (/ 1 (- 1.0 (/ 1 x))))) in x
0.196 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (+ 1.0 (/ 1 x)))) in x
0.196 * [taylor]: Taking taylor expansion of 1.0 in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 (+ 1.0 (/ 1 x))) in x
0.196 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.196 * [taylor]: Taking taylor expansion of 1.0 in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 (- 1.0 (/ 1 x)))) in x
0.196 * [taylor]: Taking taylor expansion of 1.0 in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.196 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.197 * [taylor]: Taking taylor expansion of 1.0 in x
0.197 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.254 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.254 * [approximate]: Taking taylor expansion of (/ 1.0 (- x 1.0)) in (x) around 0
0.254 * [taylor]: Taking taylor expansion of (/ 1.0 (- x 1.0)) in x
0.254 * [taylor]: Taking taylor expansion of 1.0 in x
0.254 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of 1.0 in x
0.255 * [taylor]: Taking taylor expansion of (/ 1.0 (- x 1.0)) in x
0.256 * [taylor]: Taking taylor expansion of 1.0 in x
0.256 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.256 * [taylor]: Taking taylor expansion of x in x
0.256 * [taylor]: Taking taylor expansion of 1.0 in x
0.264 * [approximate]: Taking taylor expansion of (/ 1.0 (- (/ 1 x) 1.0)) in (x) around 0
0.264 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 x) 1.0)) in x
0.264 * [taylor]: Taking taylor expansion of 1.0 in x
0.264 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.264 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.265 * [taylor]: Taking taylor expansion of 1.0 in x
0.265 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 x) 1.0)) in x
0.265 * [taylor]: Taking taylor expansion of 1.0 in x
0.265 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.265 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.265 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of 1.0 in x
0.276 * [approximate]: Taking taylor expansion of (/ -1.0 (+ 1.0 (/ 1 x))) in (x) around 0
0.276 * [taylor]: Taking taylor expansion of (/ -1.0 (+ 1.0 (/ 1 x))) in x
0.276 * [taylor]: Taking taylor expansion of -1.0 in x
0.276 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.276 * [taylor]: Taking taylor expansion of 1.0 in x
0.276 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.277 * [taylor]: Taking taylor expansion of (/ -1.0 (+ 1.0 (/ 1 x))) in x
0.277 * [taylor]: Taking taylor expansion of -1.0 in x
0.277 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.277 * [taylor]: Taking taylor expansion of 1.0 in x
0.277 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.277 * [taylor]: Taking taylor expansion of x in x
0.284 * * * [progress]: simplifying candidates
0.285 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (/ 1.0 (+ x 1.0))) (exp (/ 1.0 (- x 1.0))))
  (log (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (exp (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (* (cbrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))) (cbrt (- (/ 1.0 (+ x 1.0)) (/ 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))) (- (/ 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)) (/ 1.0 (- x 1.0))))
  (sqrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (- (* 1.0 (- x 1.0)) (* (+ x 1.0) 1.0))
  (* (+ x 1.0) (- x 1.0))
  (- (pow (/ 1.0 (+ x 1.0)) 3) (pow (/ 1.0 (- x 1.0)) 3))
  (+ (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (+ (* (/ 1.0 (- x 1.0)) (/ 1.0 (- x 1.0))) (* (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))))
  (- (/ 1.0 (- x 1.0)))
  (- (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (* (/ 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))))
  (- (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ 1.0 (- x 1.0))))
  (+ (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (- (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (+ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ 1.0 (- x 1.0))))
  (- (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ 1.0 (- x 1.0))))
  (+ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (- (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1 (+ x 1.0)) (/ 1 (- x 1.0)))
  (- (- x 1.0) (+ x 1.0))
  (- (/ 1.0 (- 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)) (+ (sqrt x) (sqrt 1.0)))
  (/ (cbrt 1.0) (- (sqrt x) (sqrt 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) (+ (sqrt x) (sqrt 1.0)))
  (/ (sqrt 1.0) (- (sqrt x) (sqrt 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 (+ (sqrt x) (sqrt 1.0)))
  (/ 1.0 (- (sqrt x) (sqrt 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 (+ (sqrt x) (sqrt 1.0)))
  (/ 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)))
  (+ (* 2.0 (pow x 2)) (+ (* 2.0 (pow x 4)) 2.0))
  (- (+ (* 2.0 (/ 1 (pow x 6))) (+ (* 2.0 (/ 1 (pow x 2))) (* 2.0 (/ 1 (pow x 4))))))
  (- (+ (* 2.0 (/ 1 (pow x 6))) (+ (* 2.0 (/ 1 (pow x 2))) (* 2.0 (/ 1 (pow x 4))))))
  (- (+ (* 1.0 (pow x 2)) (+ (* 1.0 x) 1.0)))
  (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 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)))))
0.289 * * [simplify]: iteration  0 :  144  enodes  (cost  1028 )
0.319 * * [simplify]: iteration  1 :  315  enodes  (cost  984 )
0.410 * * [simplify]: iteration  2 :  781  enodes  (cost  932 )
0.788 * * [simplify]: iteration  3 :  2053  enodes  (cost  932 )
1.560 * * [simplify]: iteration  done :  5001  enodes  (cost  931 )
1.561 * [simplify]: Simplified to:
   (exp (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (log (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (exp (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (* (cbrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))) (cbrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))))
  (cbrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (pow (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))) 3)
  (sqrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (sqrt (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0))))
  (* 1.0 (- (- x 1.0) (+ x 1.0)))
  (* (+ x 1.0) (- x 1.0))
  (- (pow (/ 1.0 (+ x 1.0)) 3) (pow (/ 1.0 (- x 1.0)) 3))
  (+ (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (* (/ 1.0 (- x 1.0)) (+ (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))))
  (- (/ 1.0 (- x 1.0)))
  (- (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (* (/ 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))))
  (- (sqrt (/ 1.0 (+ x 1.0))) (sqrt (/ 1.0 (- x 1.0))))
  (+ (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (- (sqrt (/ 1.0 (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (+ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ 1.0 (- x 1.0))))
  (- (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (/ 1.0 (- x 1.0))))
  (+ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (- (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (sqrt 1.0) (sqrt (- x 1.0))))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (cbrt 1.0) (+ x 1.0)) (/ (cbrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ (sqrt 1.0) (+ x 1.0)) (/ (sqrt 1.0) (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)) (/ 1.0 (- x 1.0)))
  (- (/ 1 (+ x 1.0)) (/ 1 (- x 1.0)))
  (- (- x 1.0) (+ x 1.0))
  (- (/ 1.0 (- 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)
  (- 1.0 x)
  (/ (* (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)) (+ (sqrt x) (sqrt 1.0)))
  (/ (cbrt 1.0) (- (sqrt x) (sqrt 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 x) (sqrt 1.0)))
  (/ (sqrt 1.0) (- (sqrt x) (sqrt 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 (+ (sqrt x) (sqrt 1.0)))
  (/ 1.0 (- (sqrt x) (sqrt 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 (+ (sqrt x) (sqrt 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)))
  (+ (* 2.0 (+ (* x x) (pow x 4))) 2.0)
  (- (+ (+ (/ 2.0 (pow x 6)) (/ 2.0 (pow x 4))) (/ 2.0 (* x x))))
  (- (+ (+ (/ 2.0 (pow x 6)) (/ 2.0 (pow x 4))) (/ 2.0 (* 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)))
1.562 * * * [progress]: adding candidates to table
1.688 * * [progress]: iteration 2 / 4
1.688 * * * [progress]: picking best candidate
1.694 * * * * [pick]: Picked  #<alt (λ (x) (* (/ 1.0 (- (* x x) (* 1.0 1.0))) (- (- x 1.0) (+ x 1.0))))>
1.694 * * * [progress]: localizing error
1.703 * * * [progress]: generating rewritten candidates
1.703 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
1.725 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
1.732 * * * [progress]: generating series expansions
1.732 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
1.732 * [approximate]: Taking taylor expansion of (- 2.0) in (x) around 0
1.732 * [taylor]: Taking taylor expansion of (- 2.0) in x
1.732 * [taylor]: Taking taylor expansion of 2.0 in x
1.732 * [taylor]: Taking taylor expansion of (- 2.0) in x
1.732 * [taylor]: Taking taylor expansion of 2.0 in x
1.734 * [approximate]: Taking taylor expansion of (- 2.0) in (x) around 0
1.734 * [taylor]: Taking taylor expansion of (- 2.0) in x
1.734 * [taylor]: Taking taylor expansion of 2.0 in x
1.734 * [taylor]: Taking taylor expansion of (- 2.0) in x
1.734 * [taylor]: Taking taylor expansion of 2.0 in x
1.736 * [approximate]: Taking taylor expansion of (- 2.0) in (x) around 0
1.736 * [taylor]: Taking taylor expansion of (- 2.0) in x
1.736 * [taylor]: Taking taylor expansion of 2.0 in x
1.737 * [taylor]: Taking taylor expansion of (- 2.0) in x
1.737 * [taylor]: Taking taylor expansion of 2.0 in x
1.739 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
1.739 * [approximate]: Taking taylor expansion of (/ 1.0 (- (pow x 2) 1.0)) in (x) around 0
1.739 * [taylor]: Taking taylor expansion of (/ 1.0 (- (pow x 2) 1.0)) in x
1.739 * [taylor]: Taking taylor expansion of 1.0 in x
1.739 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
1.739 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.739 * [taylor]: Taking taylor expansion of x in x
1.739 * [taylor]: Taking taylor expansion of 1.0 in x
1.740 * [taylor]: Taking taylor expansion of (/ 1.0 (- (pow x 2) 1.0)) in x
1.740 * [taylor]: Taking taylor expansion of 1.0 in x
1.740 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
1.740 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.740 * [taylor]: Taking taylor expansion of x in x
1.740 * [taylor]: Taking taylor expansion of 1.0 in x
1.754 * [approximate]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
1.754 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
1.754 * [taylor]: Taking taylor expansion of 1.0 in x
1.754 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
1.754 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.754 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.754 * [taylor]: Taking taylor expansion of x in x
1.755 * [taylor]: Taking taylor expansion of 1.0 in x
1.755 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
1.756 * [taylor]: Taking taylor expansion of 1.0 in x
1.756 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
1.756 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.756 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.756 * [taylor]: Taking taylor expansion of x in x
1.756 * [taylor]: Taking taylor expansion of 1.0 in x
1.773 * [approximate]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
1.773 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
1.773 * [taylor]: Taking taylor expansion of 1.0 in x
1.773 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
1.773 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.773 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.773 * [taylor]: Taking taylor expansion of x in x
1.773 * [taylor]: Taking taylor expansion of 1.0 in x
1.774 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
1.774 * [taylor]: Taking taylor expansion of 1.0 in x
1.774 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
1.774 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.774 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.774 * [taylor]: Taking taylor expansion of x in x
1.774 * [taylor]: Taking taylor expansion of 1.0 in x
1.788 * * * [progress]: simplifying candidates
1.789 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (/ (exp x) (exp 1.0)) (* (exp x) (exp 1.0)))
  (/ (/ (exp x) (exp 1.0)) (exp (+ x 1.0)))
  (/ (exp (- x 1.0)) (* (exp x) (exp 1.0)))
  (/ (exp (- x 1.0)) (exp (+ x 1.0)))
  (log (- (- x 1.0) (+ x 1.0)))
  (exp (- (- x 1.0) (+ x 1.0)))
  (* (cbrt (- (- x 1.0) (+ x 1.0))) (cbrt (- (- x 1.0) (+ x 1.0))))
  (cbrt (- (- x 1.0) (+ x 1.0)))
  (* (* (- (- x 1.0) (+ x 1.0)) (- (- x 1.0) (+ x 1.0))) (- (- x 1.0) (+ x 1.0)))
  (sqrt (- (- x 1.0) (+ x 1.0)))
  (sqrt (- (- x 1.0) (+ x 1.0)))
  (- (* (- (pow x 3) (pow 1.0 3)) (+ (* x x) (- (* 1.0 1.0) (* x 1.0)))) (* (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))) (+ (pow x 3) (pow 1.0 3))))
  (* (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (- (* (- (pow x 3) (pow 1.0 3)) (- x 1.0)) (* (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))) (- (* x x) (* 1.0 1.0))))
  (* (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))) (- x 1.0))
  (- (* (- (* x x) (* 1.0 1.0)) (+ (* x x) (- (* 1.0 1.0) (* x 1.0)))) (* (+ x 1.0) (+ (pow x 3) (pow 1.0 3))))
  (* (+ x 1.0) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (- (* (- (* x x) (* 1.0 1.0)) (- x 1.0)) (* (+ x 1.0) (- (* x x) (* 1.0 1.0))))
  (* (+ x 1.0) (- x 1.0))
  (- (pow (- x 1.0) 3) (pow (+ x 1.0) 3))
  (+ (* (- x 1.0) (- x 1.0)) (+ (* (+ x 1.0) (+ x 1.0)) (* (- x 1.0) (+ x 1.0))))
  (- (+ x 1.0))
  (- (* (- x 1.0) (- x 1.0)) (* (+ x 1.0) (+ x 1.0)))
  (+ (- x 1.0) (+ x 1.0))
  (+ (sqrt (- x 1.0)) (sqrt (+ x 1.0)))
  (- (sqrt (- x 1.0)) (sqrt (+ x 1.0)))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) x)
  (- (- 1.0) (+ x 1.0))
  (- (- 1.0) (+ x 1.0))
  (+ 1.0 (+ x 1.0))
  (- (+ x 1.0))
  (- (log 1.0) (log (- (* x x) (* 1.0 1.0))))
  (log (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (exp (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (/ (* (* 1.0 1.0) 1.0) (* (* (- (* x x) (* 1.0 1.0)) (- (* x x) (* 1.0 1.0))) (- (* x x) (* 1.0 1.0))))
  (* (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))) (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))))
  (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (* (* (/ 1.0 (- (* x x) (* 1.0 1.0))) (/ 1.0 (- (* x x) (* 1.0 1.0)))) (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (- 1.0)
  (- (- (* x x) (* 1.0 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (cbrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (cbrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (+ x 1.0))
  (/ (cbrt 1.0) (- x 1.0))
  (/ (sqrt 1.0) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (sqrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (sqrt 1.0) (+ x 1.0))
  (/ (sqrt 1.0) (- x 1.0))
  (/ 1 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (cbrt (- (* x x) (* 1.0 1.0))))
  (/ 1 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1 1)
  (/ 1.0 (- (* x x) (* 1.0 1.0)))
  (/ 1 (+ x 1.0))
  (/ 1.0 (- x 1.0))
  (/ 1 (- (* x x) (* 1.0 1.0)))
  (/ (- (* x x) (* 1.0 1.0)) 1.0)
  (/ 1.0 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1.0 1)
  (/ 1.0 (+ x 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (cbrt 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (sqrt 1.0))
  (/ (- (* x x) (* 1.0 1.0)) 1.0)
  (/ 1.0 (- (pow (* x x) 3) (pow (* 1.0 1.0) 3)))
  (/ 1.0 (- (* (* x x) (* x x)) (* (* 1.0 1.0) (* 1.0 1.0))))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (- (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 4)) 1.0)))
  (+ (* 1.0 (/ 1 (pow x 6))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
  (+ (* 1.0 (/ 1 (pow x 6))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
1.793 * * [simplify]: iteration  0 :  151  enodes  (cost  1007 )
1.830 * * [simplify]: iteration  1 :  384  enodes  (cost  956 )
1.977 * * [simplify]: iteration  2 :  1427  enodes  (cost  888 )
2.373 * * [simplify]: iteration  done :  5000  enodes  (cost  880 )
2.374 * [simplify]: Simplified to:
   (exp (- (- x 1.0) (+ x 1.0)))
  (exp (- (- x 1.0) (+ x 1.0)))
  (exp (- (- x 1.0) (+ x 1.0)))
  (exp (- (- x 1.0) (+ x 1.0)))
  (log (- (- x 1.0) (+ x 1.0)))
  (exp (- (- x 1.0) (+ x 1.0)))
  (* (cbrt (- (- x 1.0) (+ x 1.0))) (cbrt (- (- x 1.0) (+ x 1.0))))
  (cbrt (- (- x 1.0) (+ x 1.0)))
  (pow (- (- x 1.0) (+ x 1.0)) 3)
  (sqrt (- (- x 1.0) (+ x 1.0)))
  (sqrt (- (- x 1.0) (+ x 1.0)))
  (- (* (- (pow x 3) (pow 1.0 3)) (+ (* 1.0 (- 1.0 x)) (* x x))) (* (+ (* x x) (* 1.0 (+ x 1.0))) (+ (pow x 3) (pow 1.0 3))))
  (* (+ (* x x) (* 1.0 (+ x 1.0))) (+ (* 1.0 (- 1.0 x)) (* x x)))
  (* (- x 1.0) (- (- (pow x 3) (pow 1.0 3)) (* (+ x 1.0) (+ (* x x) (* 1.0 (+ x 1.0))))))
  (* (- x 1.0) (+ (* x x) (* 1.0 (+ x 1.0))))
  (* (+ x 1.0) (- (* (+ (* 1.0 (- 1.0 x)) (* x x)) (- x 1.0)) (+ (pow x 3) (pow 1.0 3))))
  (* (+ x 1.0) (+ (* 1.0 (- 1.0 x)) (* x x)))
  (* (* (+ x 1.0) (- x 1.0)) (- (- x 1.0) (+ x 1.0)))
  (* (+ x 1.0) (- x 1.0))
  (- (pow (- x 1.0) 3) (pow (+ x 1.0) 3))
  (+ (* (- x 1.0) (- x 1.0)) (* (+ x 1.0) (+ (- x 1.0) (+ x 1.0))))
  (- (- 1.0) x)
  (- (* (- x 1.0) (- x 1.0)) (* (+ x 1.0) (+ x 1.0)))
  (+ (- x 1.0) (+ x 1.0))
  (+ (sqrt (- x 1.0)) (sqrt (+ x 1.0)))
  (- (sqrt (- x 1.0)) (sqrt (+ x 1.0)))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) (+ x 1.0))
  (- (- x 1.0) x)
  (- (- 1.0) (+ x 1.0))
  (- (- 1.0) (+ x 1.0))
  (+ 1.0 (+ x 1.0))
  (- (- 1.0) x)
  (log (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (log (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (exp (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (pow (/ 1.0 (- (* x x) (* 1.0 1.0))) 3)
  (* (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))) (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))))
  (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (pow (/ 1.0 (- (* x x) (* 1.0 1.0))) 3)
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (- 1.0)
  (- (- (* x x) (* 1.0 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (cbrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (cbrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (+ x 1.0))
  (/ (cbrt 1.0) (- x 1.0))
  (/ (sqrt 1.0) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (sqrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (sqrt 1.0)
  (/ (sqrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (sqrt 1.0) (+ x 1.0))
  (/ (sqrt 1.0) (- x 1.0))
  (/ 1 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (cbrt (- (* x x) (* 1.0 1.0))))
  (/ 1 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  1
  (/ 1.0 (- (* x x) (* 1.0 1.0)))
  (/ 1 (+ x 1.0))
  (/ 1.0 (- x 1.0))
  (/ 1 (- (* x x) (* 1.0 1.0)))
  (/ (- (* x x) (* 1.0 1.0)) 1.0)
  (/ 1.0 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  1.0
  (/ 1.0 (+ x 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (cbrt 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (sqrt 1.0))
  (/ (- (* x x) (* 1.0 1.0)) 1.0)
  (/ 1.0 (- (pow x 6) (pow 1.0 6)))
  (/ 1.0 (- (pow x 4) (* (pow 1.0 3) 1.0)))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (- (+ 1.0 (* 1.0 (+ (* x x) (pow x 4)))))
  (+ (/ 1.0 (pow x 4)) (+ (/ 1.0 (pow x 6)) (/ 1.0 (* x x))))
  (+ (/ 1.0 (pow x 4)) (+ (/ 1.0 (pow x 6)) (/ 1.0 (* x x))))
2.374 * * * [progress]: adding candidates to table
2.499 * * [progress]: iteration 3 / 4
2.499 * * * [progress]: picking best candidate
2.502 * * * * [pick]: Picked  #<alt (λ (x) (* (/ 1.0 (- (* x x) (* 1.0 1.0))) (- 2.0)))>
2.502 * * * [progress]: localizing error
2.512 * * * [progress]: generating rewritten candidates
2.512 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
2.518 * * * [progress]: generating series expansions
2.518 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
2.519 * [approximate]: Taking taylor expansion of (/ 1.0 (- (pow x 2) 1.0)) in (x) around 0
2.519 * [taylor]: Taking taylor expansion of (/ 1.0 (- (pow x 2) 1.0)) in x
2.519 * [taylor]: Taking taylor expansion of 1.0 in x
2.519 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
2.519 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.519 * [taylor]: Taking taylor expansion of x in x
2.519 * [taylor]: Taking taylor expansion of 1.0 in x
2.520 * [taylor]: Taking taylor expansion of (/ 1.0 (- (pow x 2) 1.0)) in x
2.520 * [taylor]: Taking taylor expansion of 1.0 in x
2.521 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
2.521 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.521 * [taylor]: Taking taylor expansion of x in x
2.521 * [taylor]: Taking taylor expansion of 1.0 in x
2.535 * [approximate]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
2.535 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
2.535 * [taylor]: Taking taylor expansion of 1.0 in x
2.535 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
2.535 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.535 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.535 * [taylor]: Taking taylor expansion of x in x
2.535 * [taylor]: Taking taylor expansion of 1.0 in x
2.536 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
2.536 * [taylor]: Taking taylor expansion of 1.0 in x
2.536 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
2.536 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.536 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.536 * [taylor]: Taking taylor expansion of x in x
2.536 * [taylor]: Taking taylor expansion of 1.0 in x
2.550 * [approximate]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
2.550 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
2.550 * [taylor]: Taking taylor expansion of 1.0 in x
2.550 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
2.550 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.550 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.550 * [taylor]: Taking taylor expansion of x in x
2.551 * [taylor]: Taking taylor expansion of 1.0 in x
2.551 * [taylor]: Taking taylor expansion of (/ 1.0 (- (/ 1 (pow x 2)) 1.0)) in x
2.551 * [taylor]: Taking taylor expansion of 1.0 in x
2.551 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
2.551 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.551 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.551 * [taylor]: Taking taylor expansion of x in x
2.552 * [taylor]: Taking taylor expansion of 1.0 in x
2.566 * * * [progress]: simplifying candidates
2.566 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log 1.0) (log (- (* x x) (* 1.0 1.0))))
  (log (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (exp (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (/ (* (* 1.0 1.0) 1.0) (* (* (- (* x x) (* 1.0 1.0)) (- (* x x) (* 1.0 1.0))) (- (* x x) (* 1.0 1.0))))
  (* (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))) (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))))
  (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (* (* (/ 1.0 (- (* x x) (* 1.0 1.0))) (/ 1.0 (- (* x x) (* 1.0 1.0)))) (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (- 1.0)
  (- (- (* x x) (* 1.0 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (cbrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (cbrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) 1)
  (/ (cbrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (+ x 1.0))
  (/ (cbrt 1.0) (- x 1.0))
  (/ (sqrt 1.0) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (sqrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) 1)
  (/ (sqrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (sqrt 1.0) (+ x 1.0))
  (/ (sqrt 1.0) (- x 1.0))
  (/ 1 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (cbrt (- (* x x) (* 1.0 1.0))))
  (/ 1 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1 1)
  (/ 1.0 (- (* x x) (* 1.0 1.0)))
  (/ 1 (+ x 1.0))
  (/ 1.0 (- x 1.0))
  (/ 1 (- (* x x) (* 1.0 1.0)))
  (/ (- (* x x) (* 1.0 1.0)) 1.0)
  (/ 1.0 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1.0 1)
  (/ 1.0 (+ x 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (cbrt 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (sqrt 1.0))
  (/ (- (* x x) (* 1.0 1.0)) 1.0)
  (/ 1.0 (- (pow (* x x) 3) (pow (* 1.0 1.0) 3)))
  (/ 1.0 (- (* (* x x) (* x x)) (* (* 1.0 1.0) (* 1.0 1.0))))
  (- (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 4)) 1.0)))
  (+ (* 1.0 (/ 1 (pow x 6))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
  (+ (* 1.0 (/ 1 (pow x 6))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
2.569 * * [simplify]: iteration  0 :  88  enodes  (cost  565 )
2.590 * * [simplify]: iteration  1 :  193  enodes  (cost  546 )
2.654 * * [simplify]: iteration  2 :  567  enodes  (cost  496 )
3.056 * * [simplify]: iteration  3 :  2175  enodes  (cost  492 )
3.850 * * [simplify]: iteration  done :  5001  enodes  (cost  491 )
3.851 * [simplify]: Simplified to:
   (log (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (log (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (exp (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (pow (/ 1.0 (- (* x x) (* 1.0 1.0))) 3)
  (* (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))) (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0)))))
  (cbrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (pow (/ 1.0 (- (* x x) (* 1.0 1.0))) 3)
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (sqrt (/ 1.0 (- (* x x) (* 1.0 1.0))))
  (- 1.0)
  (- (* 1.0 1.0) (pow x 2))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (cbrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (cbrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (cbrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (+ x 1.0))
  (/ (cbrt 1.0) (- x 1.0))
  (/ (sqrt 1.0) (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ (sqrt 1.0) (cbrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (/ (sqrt 1.0) (sqrt (- (* x x) (* 1.0 1.0))))
  (sqrt 1.0)
  (/ (sqrt 1.0) (- (* x x) (* 1.0 1.0)))
  (/ (sqrt 1.0) (+ x 1.0))
  (/ (sqrt 1.0) (- x 1.0))
  (/ 1 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (cbrt (- (* x x) (* 1.0 1.0))))
  (/ 1 (sqrt (- (* x x) (* 1.0 1.0))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  1
  (/ 1.0 (- (* x x) (* 1.0 1.0)))
  (/ 1 (+ x 1.0))
  (/ 1.0 (- x 1.0))
  (/ 1 (- (* x x) (* 1.0 1.0)))
  (- (/ (* x x) 1.0) 1.0)
  (/ 1.0 (* (cbrt (- (* x x) (* 1.0 1.0))) (cbrt (- (* x x) (* 1.0 1.0)))))
  (/ 1.0 (sqrt (- (* x x) (* 1.0 1.0))))
  1.0
  (/ 1.0 (+ x 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (cbrt 1.0))
  (/ (- (* x x) (* 1.0 1.0)) (sqrt 1.0))
  (- (/ (* x x) 1.0) 1.0)
  (/ 1.0 (- (pow x 6) (pow 1.0 6)))
  (/ 1.0 (- (pow x 4) (* (pow 1.0 3) 1.0)))
  (- (+ 1.0 (* 1.0 (+ (* x x) (pow x 4)))))
  (+ (/ 1.0 (pow x 4)) (+ (/ 1.0 (pow x 6)) (/ 1.0 (* x x))))
  (+ (/ 1.0 (pow x 4)) (+ (/ 1.0 (pow x 6)) (/ 1.0 (* x x))))
3.851 * * * [progress]: adding candidates to table
3.925 * * [progress]: iteration 4 / 4
3.926 * * * [progress]: picking best candidate
3.929 * * * * [pick]: Picked  #<alt (λ (x) (* (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) (- 2.0)))>
3.929 * * * [progress]: localizing error
3.936 * * * [progress]: generating rewritten candidates
3.936 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
3.959 * * * [progress]: generating series expansions
3.959 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
3.960 * [approximate]: Taking taylor expansion of (/ 1.0 (* (- x 1.0) (+ x 1.0))) in (x) around 0
3.960 * [taylor]: Taking taylor expansion of (/ 1.0 (* (- x 1.0) (+ x 1.0))) in x
3.960 * [taylor]: Taking taylor expansion of 1.0 in x
3.960 * [taylor]: Taking taylor expansion of (* (- x 1.0) (+ x 1.0)) in x
3.960 * [taylor]: Taking taylor expansion of (- x 1.0) in x
3.960 * [taylor]: Taking taylor expansion of x in x
3.960 * [taylor]: Taking taylor expansion of 1.0 in x
3.960 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.960 * [taylor]: Taking taylor expansion of x in x
3.960 * [taylor]: Taking taylor expansion of 1.0 in x
3.962 * [taylor]: Taking taylor expansion of (/ 1.0 (* (- x 1.0) (+ x 1.0))) in x
3.962 * [taylor]: Taking taylor expansion of 1.0 in x
3.962 * [taylor]: Taking taylor expansion of (* (- x 1.0) (+ x 1.0)) in x
3.962 * [taylor]: Taking taylor expansion of (- x 1.0) in x
3.962 * [taylor]: Taking taylor expansion of x in x
3.962 * [taylor]: Taking taylor expansion of 1.0 in x
3.962 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
3.962 * [taylor]: Taking taylor expansion of x in x
3.962 * [taylor]: Taking taylor expansion of 1.0 in x
3.982 * [approximate]: Taking taylor expansion of (/ 1.0 (* (- (/ 1 x) 1.0) (+ 1.0 (/ 1 x)))) in (x) around 0
3.982 * [taylor]: Taking taylor expansion of (/ 1.0 (* (- (/ 1 x) 1.0) (+ 1.0 (/ 1 x)))) in x
3.982 * [taylor]: Taking taylor expansion of 1.0 in x
3.982 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) 1.0) (+ 1.0 (/ 1 x))) in x
3.982 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
3.982 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.982 * [taylor]: Taking taylor expansion of x in x
3.982 * [taylor]: Taking taylor expansion of 1.0 in x
3.982 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
3.982 * [taylor]: Taking taylor expansion of 1.0 in x
3.982 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.982 * [taylor]: Taking taylor expansion of x in x
3.984 * [taylor]: Taking taylor expansion of (/ 1.0 (* (- (/ 1 x) 1.0) (+ 1.0 (/ 1 x)))) in x
3.984 * [taylor]: Taking taylor expansion of 1.0 in x
3.984 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) 1.0) (+ 1.0 (/ 1 x))) in x
3.984 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
3.984 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.984 * [taylor]: Taking taylor expansion of x in x
3.984 * [taylor]: Taking taylor expansion of 1.0 in x
3.984 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
3.984 * [taylor]: Taking taylor expansion of 1.0 in x
3.984 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.984 * [taylor]: Taking taylor expansion of x in x
4.004 * [approximate]: Taking taylor expansion of (/ -1.0 (* (- 1.0 (/ 1 x)) (+ 1.0 (/ 1 x)))) in (x) around 0
4.004 * [taylor]: Taking taylor expansion of (/ -1.0 (* (- 1.0 (/ 1 x)) (+ 1.0 (/ 1 x)))) in x
4.005 * [taylor]: Taking taylor expansion of -1.0 in x
4.005 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) (+ 1.0 (/ 1 x))) in x
4.005 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
4.005 * [taylor]: Taking taylor expansion of 1.0 in x
4.005 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.005 * [taylor]: Taking taylor expansion of x in x
4.005 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
4.005 * [taylor]: Taking taylor expansion of 1.0 in x
4.005 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.005 * [taylor]: Taking taylor expansion of x in x
4.006 * [taylor]: Taking taylor expansion of (/ -1.0 (* (- 1.0 (/ 1 x)) (+ 1.0 (/ 1 x)))) in x
4.006 * [taylor]: Taking taylor expansion of -1.0 in x
4.006 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) (+ 1.0 (/ 1 x))) in x
4.006 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
4.006 * [taylor]: Taking taylor expansion of 1.0 in x
4.006 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.006 * [taylor]: Taking taylor expansion of x in x
4.007 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
4.007 * [taylor]: Taking taylor expansion of 1.0 in x
4.007 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.007 * [taylor]: Taking taylor expansion of x in x
4.025 * * * [progress]: simplifying candidates
4.027 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (- (log 1.0) (log (+ x 1.0))) (log (- x 1.0)))
  (- (log (/ 1.0 (+ x 1.0))) (log (- x 1.0)))
  (log (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (exp (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (/ (/ (* (* 1.0 1.0) 1.0) (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0))) (* (* (- x 1.0) (- x 1.0)) (- x 1.0)))
  (/ (* (* (/ 1.0 (+ x 1.0)) (/ 1.0 (+ x 1.0))) (/ 1.0 (+ x 1.0))) (* (* (- x 1.0) (- x 1.0)) (- x 1.0)))
  (* (cbrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0))) (cbrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0))))
  (cbrt (/ (/ 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 1.0)) (- x 1.0)))
  (sqrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (sqrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)))
  (- (- x 1.0))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) 1)
  (/ (cbrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) 1)
  (/ (cbrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) 1)
  (/ (sqrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) 1)
  (/ (sqrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) 1)
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) 1)
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) 1)
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) 1)
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) 1)
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) 1)
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) 1)
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) 1) 1)
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) 1)
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) 1)
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) 1)
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) 1)
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ (sqrt 1.0) 1) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (/ (sqrt 1.0) 1) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) 1) 1)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (sqrt 1.0) 1) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) 1) 1)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (sqrt 1.0) 1) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (/ (sqrt 1.0) 1) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) 1) 1)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (sqrt 1.0) 1) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) 1) 1)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) 1)
  (/ (/ 1.0 (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) 1)
  (/ (/ 1.0 (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ 1 (sqrt (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ 1 (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ 1 (sqrt (+ x 1.0))) 1)
  (/ (/ 1.0 (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ 1 (sqrt (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (/ 1 (sqrt (+ x 1.0))) 1)
  (/ (/ 1.0 (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ 1 1) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (/ 1 1) (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  (/ (/ 1 1) 1)
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ (/ 1 1) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ (/ 1 1) 1)
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ (/ 1 1) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (/ 1 1) (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  (/ (/ 1 1) 1)
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ (/ 1 1) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ (/ 1 1) 1)
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1 (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ 1 (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  (/ 1 1)
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ 1 1)
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1.0 (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ 1.0 (sqrt (- x 1.0)))
  (/ (/ 1 (+ x 1.0)) (sqrt (- x 1.0)))
  (/ 1.0 1)
  (/ (/ 1 (+ x 1.0)) (- x 1.0))
  (/ 1.0 (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (/ 1.0 1)
  (/ (/ 1 (+ x 1.0)) (- x 1.0))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (cbrt (- x 1.0)))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (sqrt (- x 1.0)))
  (/ (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) 1)
  (/ (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (- x 1.0))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (+ (sqrt x) (sqrt 1.0)))
  (/ (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) 1)
  (/ (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (- x 1.0))
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (- x 1.0) (cbrt (- x 1.0)))
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) (sqrt (- x 1.0)))
  (/ (- x 1.0) (sqrt (- x 1.0)))
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) 1)
  (/ (- x 1.0) (- x 1.0))
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (- x 1.0) (- (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) 1)
  (/ (- x 1.0) (- x 1.0))
  (/ 1 (- x 1.0))
  (/ (- x 1.0) (/ 1.0 (+ x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) 1)
  (/ (/ 1.0 (+ x 1.0)) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) 1)
  (/ (- x 1.0) (cbrt (/ 1.0 (+ x 1.0))))
  (/ (- x 1.0) (sqrt (/ 1.0 (+ x 1.0))))
  (/ (- x 1.0) (/ (cbrt 1.0) (cbrt (+ x 1.0))))
  (/ (- x 1.0) (/ (cbrt 1.0) (sqrt (+ x 1.0))))
  (/ (- x 1.0) (/ (cbrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ (cbrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ (sqrt 1.0) (cbrt (+ x 1.0))))
  (/ (- x 1.0) (/ (sqrt 1.0) (sqrt (+ x 1.0))))
  (/ (- x 1.0) (/ (sqrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ (sqrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ 1.0 (cbrt (+ x 1.0))))
  (/ (- x 1.0) (/ 1.0 (sqrt (+ 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)))
  (/ (- x 1.0) (/ 1 (+ x 1.0)))
  (/ (- x 1.0) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (/ (- x 1.0) (- x 1.0))
  (/ (/ 1.0 (+ x 1.0)) (- (pow x 3) (pow 1.0 3)))
  (/ (/ 1.0 (+ x 1.0)) (- (* x x) (* 1.0 1.0)))
  (* (- x 1.0) (+ x 1.0))
  (- (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 4)) 1.0)))
  (+ (* 1.0 (/ 1 (pow x 6))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
  (+ (* 1.0 (/ 1 (pow x 6))) (+ (* 1.0 (/ 1 (pow x 2))) (* 1.0 (/ 1 (pow x 4)))))
4.034 * * [simplify]: iteration  0 :  229  enodes  (cost  2602 )
4.107 * * [simplify]: iteration  1 :  585  enodes  (cost  2427 )
4.340 * * [simplify]: iteration  2 :  1770  enodes  (cost  2363 )
4.897 * * [simplify]: iteration  done :  5000  enodes  (cost  2363 )
4.898 * [simplify]: Simplified to:
   (log (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (log (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (log (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (exp (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (pow (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) 3)
  (pow (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) 3)
  (* (cbrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0))) (cbrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0))))
  (cbrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (pow (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) 3)
  (sqrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (sqrt (/ (/ 1.0 (+ x 1.0)) (- x 1.0)))
  (- (/ 1.0 (+ x 1.0)))
  (- (- x 1.0))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (sqrt (- x 1.0)))
  (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0))))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (* (cbrt (/ 1.0 (+ x 1.0))) (cbrt (/ 1.0 (+ x 1.0))))
  (/ (cbrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (sqrt (- x 1.0)))
  (sqrt (/ 1.0 (+ x 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (sqrt (/ 1.0 (+ x 1.0)))
  (/ (sqrt (/ 1.0 (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (/ (cbrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0)))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (+ x 1.0)))
  (/ (/ (cbrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt (- x 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (* (cbrt 1.0) (cbrt 1.0)) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (* (cbrt 1.0) (cbrt 1.0))
  (/ (/ (cbrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (sqrt 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (/ (sqrt 1.0) (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (sqrt 1.0) (sqrt (+ x 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ (sqrt 1.0) (sqrt (+ x 1.0)))
  (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (- x 1.0))
  (/ (sqrt 1.0) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (sqrt 1.0) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (sqrt 1.0)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (sqrt 1.0) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (sqrt 1.0)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (sqrt 1.0) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (cbrt (- x 1.0)))
  (/ (sqrt 1.0) (sqrt (- x 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (sqrt (- x 1.0)))
  (sqrt 1.0)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (sqrt 1.0) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  (sqrt 1.0)
  (/ (/ (sqrt 1.0) (+ x 1.0)) (- x 1.0))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (sqrt (- x 1.0)))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ 1 (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (/ (/ 1.0 (cbrt (+ x 1.0))) (- x 1.0))
  (/ (/ 1 (sqrt (+ x 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (cbrt (- x 1.0)))
  (/ (/ 1 (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (sqrt (- x 1.0)))
  (/ 1 (sqrt (+ x 1.0)))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (- x 1.0))
  (/ (/ 1 (sqrt (+ x 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (- (sqrt x) (sqrt 1.0)))
  (/ 1 (sqrt (+ x 1.0)))
  (/ (/ 1.0 (sqrt (+ x 1.0))) (- x 1.0))
  (/ 1 (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ 1 (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  1
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  1
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1 (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ 1 (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  1
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  1
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1 (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ 1 (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  1
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  1
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  (/ 1.0 (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1 (+ x 1.0)) (cbrt (- x 1.0)))
  (/ 1.0 (sqrt (- x 1.0)))
  (/ (/ 1 (+ x 1.0)) (sqrt (- x 1.0)))
  1.0
  (/ (/ 1 (+ x 1.0)) (- x 1.0))
  (/ 1.0 (+ (sqrt x) (sqrt 1.0)))
  (/ (/ 1 (+ x 1.0)) (- (sqrt x) (sqrt 1.0)))
  1.0
  (/ (/ 1 (+ x 1.0)) (- x 1.0))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (+ (* x x) (* 1.0 (- 1.0 x))) (cbrt (- x 1.0)))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (sqrt (- x 1.0)))
  (/ (+ (* x x) (* 1.0 (- 1.0 x))) (sqrt (- x 1.0)))
  (/ 1.0 (+ (pow x 3) (pow 1.0 3)))
  (/ (+ (* x x) (* 1.0 (- 1.0 x))) (- x 1.0))
  (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (+ (sqrt x) (sqrt 1.0)))
  (/ (+ (* x x) (* 1.0 (- 1.0 x))) (- (sqrt x) (sqrt 1.0)))
  (/ 1.0 (+ (pow x 3) (pow 1.0 3)))
  (/ (+ (* x x) (* 1.0 (- 1.0 x))) (- x 1.0))
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (- x 1.0) (cbrt (- x 1.0)))
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) (sqrt (- x 1.0)))
  (/ (- x 1.0) (sqrt (- x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  1
  (/ (/ 1.0 (- (* x x) (* 1.0 1.0))) (+ (sqrt x) (sqrt 1.0)))
  (/ (- x 1.0) (- (sqrt x) (sqrt 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (- x 1.0))
  1
  (/ 1 (- x 1.0))
  (/ (- x 1.0) (/ 1.0 (+ x 1.0)))
  (/ (/ 1.0 (+ x 1.0)) (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (/ (/ 1.0 (+ x 1.0)) (sqrt (- x 1.0)))
  (/ 1.0 (+ x 1.0))
  (/ (/ 1.0 (+ x 1.0)) (+ (sqrt x) (sqrt 1.0)))
  (/ 1.0 (+ x 1.0))
  (/ (- x 1.0) (cbrt (/ 1.0 (+ x 1.0))))
  (/ (- x 1.0) (sqrt (/ 1.0 (+ x 1.0))))
  (/ (- x 1.0) (/ (cbrt 1.0) (cbrt (+ x 1.0))))
  (/ (- x 1.0) (/ (cbrt 1.0) (sqrt (+ x 1.0))))
  (/ (- x 1.0) (/ (cbrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ (cbrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ (sqrt 1.0) (cbrt (+ x 1.0))))
  (/ (- x 1.0) (/ (sqrt 1.0) (sqrt (+ x 1.0))))
  (/ (- x 1.0) (/ (sqrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ (sqrt 1.0) (+ x 1.0)))
  (/ (- x 1.0) (/ 1.0 (cbrt (+ x 1.0))))
  (/ (- x 1.0) (/ 1.0 (sqrt (+ 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)))
  (* (+ x 1.0) (- x 1.0))
  (/ (- x 1.0) (+ (* x x) (* 1.0 (- 1.0 x))))
  1
  (/ (/ 1.0 (+ x 1.0)) (- (pow x 3) (pow 1.0 3)))
  (/ (/ 1.0 (+ x 1.0)) (- (* x x) (* 1.0 1.0)))
  (* (+ x 1.0) (- x 1.0))
  (- (+ 1.0 (* 1.0 (+ (* x x) (pow x 4)))))
  (+ (/ 1.0 (pow x 4)) (+ (/ 1.0 (* x x)) (/ 1.0 (pow x 6))))
  (+ (/ 1.0 (pow x 4)) (+ (/ 1.0 (* x x)) (/ 1.0 (pow x 6))))
4.899 * * * [progress]: adding candidates to table
5.328 * [progress]: [Phase 3 of 3] Extracting.
5.328 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) (- 2.0)))> #<alt (λ (x) (* (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (- x 1.0) (/ (sqrt 1.0) (sqrt (+ x 1.0))))) (- 2.0)))> #<alt (λ (x) (* (/ 1.0 (- (* x x) (* 1.0 1.0))) (- 2.0)))> #<alt (λ (x) (* (* (/ 1.0 (- (pow x 4) (* (pow 1.0 3) 1.0))) (+ (* x x) (* 1.0 1.0))) (- 2.0)))> #<alt (λ (x) (* (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (/ (- x 1.0) (+ (* x x) (* 1.0 (- 1.0 x))))) (- 2.0)))>)
5.328 * * * [regime-changes]: Trying 1 branch expressions: (x)
5.328 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) (- 2.0)))> #<alt (λ (x) (* (/ (/ (sqrt 1.0) (sqrt (+ x 1.0))) (/ (- x 1.0) (/ (sqrt 1.0) (sqrt (+ x 1.0))))) (- 2.0)))> #<alt (λ (x) (* (/ 1.0 (- (* x x) (* 1.0 1.0))) (- 2.0)))> #<alt (λ (x) (* (* (/ 1.0 (- (pow x 4) (* (pow 1.0 3) 1.0))) (+ (* x x) (* 1.0 1.0))) (- 2.0)))> #<alt (λ (x) (* (/ (/ 1.0 (+ (pow x 3) (pow 1.0 3))) (/ (- x 1.0) (+ (* x x) (* 1.0 (- 1.0 x))))) (- 2.0)))>)
5.347 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
5.348 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) (- 2.0))
5.348 * * [simplify]: iteration  0 :  9  enodes  (cost  12 )
5.348 * * [simplify]: iteration  1 :  13  enodes  (cost  12 )
5.349 * * [simplify]: iteration  2 :  16  enodes  (cost  12 )
5.349 * * [simplify]: iteration  3 :  19  enodes  (cost  12 )
5.350 * * [simplify]: iteration  4 :  21  enodes  (cost  12 )
5.351 * * [simplify]: iteration  done :  21  enodes  (cost  12 )
5.351 * [simplify]: Simplified to:
   (* (/ (/ 1.0 (+ x 1.0)) (- x 1.0)) (- 2.0))
5.927 * [regime-testing]: Baseline error score: 0.07813476684585573
5.928 * [regime-testing]: Oracle error score: 0.014376797099637455
5.929 * [regime-testing]: End program error score: 0.07813476684585573