20.066 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x 1.0) (- 1.0 x))
0.016 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.017 * * [simplify]: iteration  1 :  9  enodes  (cost  3 )
0.018 * * [simplify]: iteration  2 :  9  enodes  (cost  3 )
0.018 * [simplify]: Simplified to:
   (/ (+ x 1.0) (- 1.0 x))
0.018 * * [progress]: iteration 1 / 4
0.018 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))>
0.020 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.033 * * * [progress]: generating series expansions
0.033 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.034 * [approximate]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in (x) around 0
0.034 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x
0.034 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of 1.0 in x
0.034 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.034 * [taylor]: Taking taylor expansion of 1.0 in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x
0.034 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of 1.0 in x
0.034 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.034 * [taylor]: Taking taylor expansion of 1.0 in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in (x) around 0
0.034 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in x
0.034 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.034 * [taylor]: Taking taylor expansion of 1.0 in x
0.034 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.034 * [taylor]: Taking taylor expansion of 1.0 in x
0.035 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in x
0.035 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.035 * [taylor]: Taking taylor expansion of 1.0 in x
0.035 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.035 * [taylor]: Taking taylor expansion of 1.0 in x
0.035 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in (x) around 0
0.035 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.035 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.035 * [taylor]: Taking taylor expansion of 1.0 in x
0.035 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.035 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.036 * [taylor]: Taking taylor expansion of 1.0 in x
0.036 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.036 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.036 * [taylor]: Taking taylor expansion of 1.0 in x
0.036 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.036 * [taylor]: Taking taylor expansion of x in x
0.036 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.036 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.036 * [taylor]: Taking taylor expansion of x in x
0.036 * [taylor]: Taking taylor expansion of 1.0 in x
0.036 * * * [progress]: simplifying candidates
0.037 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ x 1.0)) (log (- 1.0 x)))
  (log (/ (+ x 1.0) (- 1.0 x)))
  (exp (/ (+ x 1.0) (- 1.0 x)))
  (/ (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)))
  (* (cbrt (/ (+ x 1.0) (- 1.0 x))) (cbrt (/ (+ x 1.0) (- 1.0 x))))
  (cbrt (/ (+ x 1.0) (- 1.0 x)))
  (* (* (/ (+ x 1.0) (- 1.0 x)) (/ (+ x 1.0) (- 1.0 x))) (/ (+ x 1.0) (- 1.0 x)))
  (sqrt (/ (+ x 1.0) (- 1.0 x)))
  (sqrt (/ (+ x 1.0) (- 1.0 x)))
  (neg (+ x 1.0))
  (neg (- 1.0 x))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt (+ x 1.0)) (cbrt (- 1.0 x)))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (sqrt (- 1.0 x)))
  (/ (cbrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) 1)
  (/ (cbrt (+ x 1.0)) (- 1.0 x))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt (+ x 1.0)) (- (sqrt 1.0) (sqrt x)))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) 1)
  (/ (cbrt (+ x 1.0)) (- 1.0 x))
  (/ (sqrt (+ x 1.0)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt (+ x 1.0)) (cbrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) 1)
  (/ (sqrt (+ x 1.0)) (- 1.0 x))
  (/ (sqrt (+ x 1.0)) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt (+ x 1.0)) (- (sqrt 1.0) (sqrt x)))
  (/ (sqrt (+ x 1.0)) 1)
  (/ (sqrt (+ x 1.0)) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (+ x 1.0) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (/ (+ x 1.0) 1)
  (/ (+ x 1.0) (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) 1)
  (/ (- 1.0 x) (cbrt (+ x 1.0)))
  (/ (- 1.0 x) (sqrt (+ x 1.0)))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (+ x 1.0) (- (pow 1.0 3) (pow x 3)))
  (/ (+ x 1.0) (- (* 1.0 1.0) (* x x)))
  (* (- 1.0 x) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (* (- 1.0 x) (- x 1.0))
  (+ (* 2.0 (pow x 2)) (+ (* 2.0 x) 1.0))
  (neg (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (neg (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
0.040 * * [simplify]: iteration  0 :  205  enodes  (cost  309 )
0.044 * * [simplify]: iteration  1 :  681  enodes  (cost  292 )
0.055 * * [simplify]: iteration  2 :  2787  enodes  (cost  286 )
0.115 * * [simplify]: iteration  3 :  5001  enodes  (cost  286 )
0.118 * [simplify]: Simplified to:
   (log (/ (+ x 1.0) (- 1.0 x)))
  (log (/ (+ x 1.0) (- 1.0 x)))
  (exp (/ (+ x 1.0) (- 1.0 x)))
  (pow (/ (+ x 1.0) (- 1.0 x)) 3)
  (* (cbrt (/ (+ x 1.0) (- 1.0 x))) (cbrt (/ (+ x 1.0) (- 1.0 x))))
  (cbrt (/ (+ x 1.0) (- 1.0 x)))
  (pow (/ (+ x 1.0) (- 1.0 x)) 3)
  (sqrt (/ (+ x 1.0) (- 1.0 x)))
  (sqrt (/ (+ x 1.0) (- 1.0 x)))
  (neg (+ x 1.0))
  (- x 1.0)
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt (+ x 1.0)) (cbrt (- 1.0 x)))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (sqrt (- 1.0 x)))
  (/ (cbrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))
  (/ (cbrt (+ x 1.0)) (- 1.0 x))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt (+ x 1.0)) (- (sqrt 1.0) (sqrt x)))
  (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))
  (/ (cbrt (+ x 1.0)) (- 1.0 x))
  (/ (sqrt (+ x 1.0)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt (+ x 1.0)) (cbrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (sqrt (+ x 1.0))
  (/ (sqrt (+ x 1.0)) (- 1.0 x))
  (/ (sqrt (+ x 1.0)) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt (+ x 1.0)) (- (sqrt 1.0) (sqrt x)))
  (sqrt (+ x 1.0))
  (/ (sqrt (+ x 1.0)) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  1
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) (- (sqrt 1.0) (sqrt x)))
  1
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  1
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) (- (sqrt 1.0) (sqrt x)))
  1
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (+ x 1.0) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (+ x 1.0)
  (/ (+ x 1.0) (+ (sqrt 1.0) (sqrt x)))
  (+ x 1.0)
  (/ (- 1.0 x) (cbrt (+ x 1.0)))
  (/ (- 1.0 x) (sqrt (+ x 1.0)))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (+ x 1.0) (- (pow 1.0 3) (pow x 3)))
  (/ 1 (- 1.0 x))
  (* (+ (* 1.0 (- 1.0 x)) (pow x 2)) (- 1.0 x))
  (* (- 1.0 x) (- x 1.0))
  (+ 1.0 (* 2.0 (+ (pow x 2) x)))
  (- (- (/ (neg 2.0) (pow x 2)) 1) (/ 2.0 x))
  (- (- (/ (neg 2.0) (pow x 2)) 1) (/ 2.0 x))
0.118 * * * [progress]: adding candidates to table
0.203 * * [progress]: iteration 2 / 4
0.203 * * * [progress]: picking best candidate
0.205 * * * * [pick]: Picked  #<alt (λ (x) (* (+ x 1.0) (/ 1 (- 1.0 x))))>
0.205 * * * [progress]: localizing error
0.210 * * * [progress]: generating rewritten candidates
0.210 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.223 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.232 * * * [progress]: generating series expansions
0.232 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.232 * [approximate]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in (x) around 0
0.232 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x
0.232 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.232 * [taylor]: Taking taylor expansion of x in x
0.232 * [taylor]: Taking taylor expansion of 1.0 in x
0.232 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.232 * [taylor]: Taking taylor expansion of 1.0 in x
0.232 * [taylor]: Taking taylor expansion of x in x
0.232 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x
0.232 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.232 * [taylor]: Taking taylor expansion of x in x
0.232 * [taylor]: Taking taylor expansion of 1.0 in x
0.232 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.232 * [taylor]: Taking taylor expansion of 1.0 in x
0.232 * [taylor]: Taking taylor expansion of x in x
0.233 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in (x) around 0
0.233 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in x
0.233 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.233 * [taylor]: Taking taylor expansion of 1.0 in x
0.233 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.233 * [taylor]: Taking taylor expansion of x in x
0.233 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.233 * [taylor]: Taking taylor expansion of 1.0 in x
0.233 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.233 * [taylor]: Taking taylor expansion of x in x
0.233 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in x
0.233 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.233 * [taylor]: Taking taylor expansion of 1.0 in x
0.233 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.233 * [taylor]: Taking taylor expansion of x in x
0.233 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.233 * [taylor]: Taking taylor expansion of 1.0 in x
0.233 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.233 * [taylor]: Taking taylor expansion of x in x
0.234 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in (x) around 0
0.234 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.234 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.234 * [taylor]: Taking taylor expansion of 1.0 in x
0.234 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.234 * [taylor]: Taking taylor expansion of x in x
0.234 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.234 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.234 * [taylor]: Taking taylor expansion of x in x
0.234 * [taylor]: Taking taylor expansion of 1.0 in x
0.234 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.234 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.234 * [taylor]: Taking taylor expansion of 1.0 in x
0.234 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.234 * [taylor]: Taking taylor expansion of x in x
0.234 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.234 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.234 * [taylor]: Taking taylor expansion of x in x
0.234 * [taylor]: Taking taylor expansion of 1.0 in x
0.235 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.235 * [approximate]: Taking taylor expansion of (/ 1 (- 1.0 x)) in (x) around 0
0.235 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 x)) in x
0.235 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.235 * [taylor]: Taking taylor expansion of 1.0 in x
0.235 * [taylor]: Taking taylor expansion of x in x
0.235 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 x)) in x
0.235 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.235 * [taylor]: Taking taylor expansion of 1.0 in x
0.235 * [taylor]: Taking taylor expansion of x in x
0.235 * [approximate]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in (x) around 0
0.235 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.235 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.235 * [taylor]: Taking taylor expansion of 1.0 in x
0.235 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.235 * [taylor]: Taking taylor expansion of x in x
0.235 * [taylor]: Taking taylor expansion of (/ 1 (- 1.0 (/ 1 x))) in x
0.235 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.235 * [taylor]: Taking taylor expansion of 1.0 in x
0.235 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.235 * [taylor]: Taking taylor expansion of x in x
0.236 * [approximate]: Taking taylor expansion of (/ 1 (+ (/ 1 x) 1.0)) in (x) around 0
0.236 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 x) 1.0)) in x
0.236 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.236 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.236 * [taylor]: Taking taylor expansion of x in x
0.236 * [taylor]: Taking taylor expansion of 1.0 in x
0.236 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 x) 1.0)) in x
0.236 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.236 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.236 * [taylor]: Taking taylor expansion of x in x
0.236 * [taylor]: Taking taylor expansion of 1.0 in x
0.237 * * * [progress]: simplifying candidates
0.238 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (+ x 1.0) (/ 1 (- 1.0 x)))
  (+ (log (+ x 1.0)) (neg (log (- 1.0 x))))
  (+ (log (+ x 1.0)) (- 0 (log (- 1.0 x))))
  (+ (log (+ x 1.0)) (- (log 1) (log (- 1.0 x))))
  (+ (log (+ x 1.0)) (log (/ 1 (- 1.0 x))))
  (log (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (exp (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (/ (* (* 1 1) 1) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x))))
  (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* (/ 1 (- 1.0 x)) (/ 1 (- 1.0 x))) (/ 1 (- 1.0 x))))
  (* (cbrt (* (+ x 1.0) (/ 1 (- 1.0 x)))) (cbrt (* (+ x 1.0) (/ 1 (- 1.0 x)))))
  (cbrt (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (* (* (* (+ x 1.0) (/ 1 (- 1.0 x))) (* (+ x 1.0) (/ 1 (- 1.0 x)))) (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (sqrt (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (sqrt (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (* (+ (pow x 3) (pow 1.0 3)) 1)
  (* (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (- 1.0 x))
  (* (- (* x x) (* 1.0 1.0)) 1)
  (* (- x 1.0) (- 1.0 x))
  (* (sqrt (+ x 1.0)) (sqrt (/ 1 (- 1.0 x))))
  (* (sqrt (+ x 1.0)) (sqrt (/ 1 (- 1.0 x))))
  (* (sqrt (+ x 1.0)) (/ (sqrt 1) (sqrt (- 1.0 x))))
  (* (sqrt (+ x 1.0)) (/ (sqrt 1) (sqrt (- 1.0 x))))
  (* (sqrt (+ x 1.0)) (/ 1 (sqrt (- 1.0 x))))
  (* (sqrt (+ x 1.0)) (/ 1 (sqrt (- 1.0 x))))
  (* (+ x 1.0) (* (cbrt (/ 1 (- 1.0 x))) (cbrt (/ 1 (- 1.0 x)))))
  (* (+ x 1.0) (sqrt (/ 1 (- 1.0 x))))
  (* (+ x 1.0) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))))
  (* (+ x 1.0) (/ (* (cbrt 1) (cbrt 1)) (sqrt (- 1.0 x))))
  (* (+ x 1.0) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (+ x 1.0) (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt 1.0) (sqrt x))))
  (* (+ x 1.0) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (+ x 1.0) (/ (sqrt 1) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))))
  (* (+ x 1.0) (/ (sqrt 1) (sqrt (- 1.0 x))))
  (* (+ x 1.0) (/ (sqrt 1) 1))
  (* (+ x 1.0) (/ (sqrt 1) (+ (sqrt 1.0) (sqrt x))))
  (* (+ x 1.0) (/ (sqrt 1) 1))
  (* (+ x 1.0) (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))))
  (* (+ x 1.0) (/ 1 (sqrt (- 1.0 x))))
  (* (+ x 1.0) (/ 1 1))
  (* (+ x 1.0) (/ 1 (+ (sqrt 1.0) (sqrt x))))
  (* (+ x 1.0) (/ 1 1))
  (* (+ x 1.0) 1)
  (* (+ x 1.0) 1)
  (* (+ x 1.0) (/ 1 (- (pow 1.0 3) (pow x 3))))
  (* (+ x 1.0) (/ 1 (- (* 1.0 1.0) (* x x))))
  (* (cbrt (+ x 1.0)) (/ 1 (- 1.0 x)))
  (* (sqrt (+ x 1.0)) (/ 1 (- 1.0 x)))
  (* (+ x 1.0) (/ 1 (- 1.0 x)))
  (* (+ x 1.0) (/ 1 (- 1.0 x)))
  (* (+ x 1.0) 1)
  (* (+ (pow x 3) (pow 1.0 3)) (/ 1 (- 1.0 x)))
  (* (- (* x x) (* 1.0 1.0)) (/ 1 (- 1.0 x)))
  (neg 1)
  (neg (log (- 1.0 x)))
  (- 0 (log (- 1.0 x)))
  (- (log 1) (log (- 1.0 x)))
  (log (/ 1 (- 1.0 x)))
  (exp (/ 1 (- 1.0 x)))
  (/ (* (* 1 1) 1) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)))
  (* (cbrt (/ 1 (- 1.0 x))) (cbrt (/ 1 (- 1.0 x))))
  (cbrt (/ 1 (- 1.0 x)))
  (* (* (/ 1 (- 1.0 x)) (/ 1 (- 1.0 x))) (/ 1 (- 1.0 x)))
  (sqrt (/ 1 (- 1.0 x)))
  (sqrt (/ 1 (- 1.0 x)))
  (neg 1)
  (neg (- 1.0 x))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt 1) (cbrt (- 1.0 x)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (- 1.0 x)))
  (/ (cbrt 1) (sqrt (- 1.0 x)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- 1.0 x))
  (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt 1) (- (sqrt 1.0) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- 1.0 x))
  (/ (sqrt 1) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt 1) (cbrt (- 1.0 x)))
  (/ (sqrt 1) (sqrt (- 1.0 x)))
  (/ (sqrt 1) (sqrt (- 1.0 x)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- 1.0 x))
  (/ (sqrt 1) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt 1) (- (sqrt 1.0) (sqrt x)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ 1 (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ 1 (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ 1 (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) 1)
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ (- 1.0 x) (cbrt 1))
  (/ (- 1.0 x) (sqrt 1))
  (/ (- 1.0 x) 1)
  (/ 1 (- (pow 1.0 3) (pow x 3)))
  (/ 1 (- (* 1.0 1.0) (* x x)))
  (+ (* 2.0 (pow x 2)) (+ (* 2.0 x) 1.0))
  (neg (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (neg (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (+ (* 1.0 (pow x 2)) (+ (* 1.0 x) 1.0))
  (neg (+ (* 1.0 (/ 1 (pow x 2))) (+ (/ 1 x) (* 1.0 (/ 1 (pow x 3))))))
  (neg (+ (* 1.0 (/ 1 (pow x 2))) (+ (/ 1 x) (* 1.0 (/ 1 (pow x 3))))))
0.242 * * [simplify]: iteration  0 :  355  enodes  (cost  524 )
0.249 * * [simplify]: iteration  1 :  1738  enodes  (cost  456 )
0.278 * * [simplify]: iteration  2 :  5001  enodes  (cost  410 )
0.281 * [simplify]: Simplified to:
   (/ (+ x 1.0) (- 1.0 x))
  (- (log (+ x 1.0)) (log (- 1.0 x)))
  (- (log (+ x 1.0)) (log (- 1.0 x)))
  (- (log (+ x 1.0)) (log (- 1.0 x)))
  (- (log (+ x 1.0)) (log (- 1.0 x)))
  (- (log (+ x 1.0)) (log (- 1.0 x)))
  (exp (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (pow (/ (+ x 1.0) (- 1.0 x)) 3)
  (pow (/ (+ x 1.0) (- 1.0 x)) 3)
  (* (cbrt (* (+ x 1.0) (/ 1 (- 1.0 x)))) (cbrt (* (+ x 1.0) (/ 1 (- 1.0 x)))))
  (cbrt (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (pow (/ (+ x 1.0) (- 1.0 x)) 3)
  (sqrt (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (sqrt (* (+ x 1.0) (/ 1 (- 1.0 x))))
  (+ (pow x 3) (pow 1.0 3))
  (* (- 1.0 x) (+ (* 1.0 (- 1.0 x)) (pow x 2)))
  (- (* x x) (* 1.0 1.0))
  (* (- x 1.0) (- 1.0 x))
  (* (sqrt (+ x 1.0)) (sqrt (/ 1 (- 1.0 x))))
  (* (sqrt (+ x 1.0)) (sqrt (/ 1 (- 1.0 x))))
  (/ (* (sqrt (+ x 1.0)) 1) (sqrt (- 1.0 x)))
  (/ (* (sqrt (+ x 1.0)) 1) (sqrt (- 1.0 x)))
  (/ (* (sqrt (+ x 1.0)) 1) (sqrt (- 1.0 x)))
  (/ (* (sqrt (+ x 1.0)) 1) (sqrt (- 1.0 x)))
  (* (+ x 1.0) (* (cbrt (/ 1 (- 1.0 x))) (cbrt (/ 1 (- 1.0 x)))))
  (* (+ x 1.0) (sqrt (/ 1 (- 1.0 x))))
  (/ (+ x 1.0) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (+ x 1.0)
  (/ (+ x 1.0) (+ (sqrt 1.0) (sqrt x)))
  (+ x 1.0)
  (/ (+ x 1.0) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (+ x 1.0)
  (/ (+ x 1.0) (+ (sqrt 1.0) (sqrt x)))
  (+ x 1.0)
  (/ (+ x 1.0) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (+ x 1.0)
  (/ (+ x 1.0) (+ (sqrt 1.0) (sqrt x)))
  (+ x 1.0)
  (+ x 1.0)
  (+ x 1.0)
  (/ (+ x 1.0) (- (pow 1.0 3) (pow x 3)))
  (/ 1 (- 1.0 x))
  (/ (cbrt (+ x 1.0)) (- 1.0 x))
  (/ (sqrt (+ x 1.0)) (- 1.0 x))
  (/ (+ x 1.0) (- 1.0 x))
  (/ (+ x 1.0) (- 1.0 x))
  (+ x 1.0)
  (/ (+ (pow x 3) (pow 1.0 3)) (- 1.0 x))
  (/ (- (* x x) (* 1.0 1.0)) (- 1.0 x))
  -1
  (log (/ 1 (- 1.0 x)))
  (log (/ 1 (- 1.0 x)))
  (log (/ 1 (- 1.0 x)))
  (log (/ 1 (- 1.0 x)))
  (exp (/ 1 (- 1.0 x)))
  (/ 1 (pow (- 1.0 x) 3))
  (* (cbrt (/ 1 (- 1.0 x))) (cbrt (/ 1 (- 1.0 x))))
  (cbrt (/ 1 (- 1.0 x)))
  (/ 1 (pow (- 1.0 x) 3))
  (sqrt (/ 1 (- 1.0 x)))
  (sqrt (/ 1 (- 1.0 x)))
  -1
  (- x 1.0)
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  1
  (/ 1 (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ 1 (- (sqrt 1.0) (sqrt x)))
  1
  (/ 1 (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  1
  (/ 1 (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ 1 (- (sqrt 1.0) (sqrt x)))
  1
  (/ 1 (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  1
  (/ 1 (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ 1 (- (sqrt 1.0) (sqrt x)))
  1
  (/ 1 (- 1.0 x))
  (/ 1 (- 1.0 x))
  (- 1.0 x)
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (sqrt (- 1.0 x)))
  1
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  1
  (- 1.0 x)
  (- 1.0 x)
  (- 1.0 x)
  (/ 1 (- (pow 1.0 3) (pow x 3)))
  (/ 1 (- (* 1.0 1.0) (* x x)))
  (+ 1.0 (* 2.0 (+ (pow x 2) x)))
  (- (/ (neg 2.0) (pow x 2)) (+ (* 2.0 (/ 1 x)) 1))
  (- (/ (neg 2.0) (pow x 2)) (+ (* 2.0 (/ 1 x)) 1))
  (+ 1.0 (* 1.0 (+ (pow x 2) x)))
  (- (/ (neg 1.0) (pow x 2)) (+ (/ 1 x) (* 1.0 (/ 1 (pow x 3)))))
  (- (/ (neg 1.0) (pow x 2)) (+ (/ 1 x) (* 1.0 (/ 1 (pow x 3)))))
0.281 * * * [progress]: adding candidates to table
0.461 * [progress]: [Phase 3 of 3] Extracting.
0.461 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))> #<alt (λ (x) (* (+ x 1.0) (/ 1 (- 1.0 x))))>)
0.461 * * * [regime-changes]: Trying 2 branch expressions: ((/ (+ x 1.0) (- 1.0 x)) x)
0.461 * * * * [regimes]: Trying to branch on (/ (+ x 1.0) (- 1.0 x)) from (#<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))> #<alt (λ (x) (* (+ x 1.0) (/ 1 (- 1.0 x))))>)
0.482 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))> #<alt (λ (x) (* (+ x 1.0) (/ 1 (- 1.0 x))))>)
0.508 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.509 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x 1.0) (- 1.0 x))
0.509 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
0.509 * * [simplify]: iteration  1 :  6  enodes  (cost  3 )
0.510 * [simplify]: Simplified to:
   (/ (+ x 1.0) (- 1.0 x))
0.955 * [regime-testing]: Baseline error score: 0.012626578322290286
0.956 * [regime-testing]: Oracle error score: 0.01062632829103638
0.957 * [regime-testing]: End program error score: 0.012626578322290286