9.390 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.008 * * * [progress]: [2/2] Setting up program.
0.010 * [progress]: [Phase 2 of 3] Improving.
0.010 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (- 1.0 x))
0.011 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
0.011 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
0.012 * * [simplify]: iteration  2 :  7  enodes  (cost  5 )
0.013 * * [simplify]: iteration  done :  7  enodes  (cost  5 )
0.013 * [simplify]: Simplified to:
   (/ x (- 1.0 x))
0.013 * * [progress]: iteration 1 / 4
0.013 * * * [progress]: picking best candidate
0.014 * * * * [pick]: Picked  #<alt (λ (x) (/ x (- 1.0 x)))>
0.014 * * * [progress]: localizing error
0.017 * * * [progress]: generating rewritten candidates
0.017 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.024 * * * [progress]: generating series expansions
0.024 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.024 * [approximate]: Taking taylor expansion of (/ x (- 1.0 x)) in (x) around 0
0.024 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
0.024 * [taylor]: Taking taylor expansion of x in x
0.024 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.024 * [taylor]: Taking taylor expansion of 1.0 in x
0.024 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
0.026 * [taylor]: Taking taylor expansion of x in x
0.026 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.026 * [taylor]: Taking taylor expansion of 1.0 in x
0.026 * [taylor]: Taking taylor expansion of x in x
0.032 * [approximate]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in (x) around 0
0.032 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.032 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.032 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.032 * [taylor]: Taking taylor expansion of 1.0 in x
0.032 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.034 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.034 * [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 x in x
0.047 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in (x) around 0
0.047 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.047 * [taylor]: Taking taylor expansion of -1 in x
0.047 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of 1.0 in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.053 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.053 * [taylor]: Taking taylor expansion of -1 in x
0.053 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.053 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.053 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of 1.0 in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.064 * * * [progress]: simplifying candidates
0.065 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log x) (log (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (/ x (- 1.0 x)))
  (/ (* (* x x) x) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 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)))
  (- x)
  (- (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt x) (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (/ (cbrt x) (sqrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt x)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 x))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ x (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) x)
  (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (sqrt (- 1.0 x)))
  (/ x 1)
  (/ x (+ (sqrt 1.0) (sqrt x)))
  (/ x 1)
  (/ (- 1.0 x) (cbrt x))
  (/ (- 1.0 x) (sqrt x))
  (/ (- 1.0 x) x)
  (/ x (- (pow 1.0 3) (pow x 3)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 3)) (* 1.0 x)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
0.067 * * [simplify]: iteration  0 :  82  enodes  (cost  424 )
0.084 * * [simplify]: iteration  1 :  167  enodes  (cost  403 )
0.127 * * [simplify]: iteration  2 :  402  enodes  (cost  375 )
0.282 * * [simplify]: iteration  3 :  973  enodes  (cost  373 )
1.211 * * [simplify]: iteration  4 :  3041  enodes  (cost  372 )
2.107 * * [simplify]: iteration  done :  5000  enodes  (cost  372 )
2.108 * [simplify]: Simplified to:
   (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (/ x (- 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (* (cbrt (/ x (- 1.0 x))) (cbrt (/ x (- 1.0 x))))
  (cbrt (/ x (- 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (sqrt (/ x (- 1.0 x)))
  (sqrt (/ x (- 1.0 x)))
  (- x)
  (- x 1.0)
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt x) (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (/ (cbrt x) (sqrt (- 1.0 x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  1
  (/ x (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  1
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  (+ (/ 1.0 x) -1)
  (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (sqrt (- 1.0 x)))
  x
  (/ x (+ (sqrt 1.0) (sqrt x)))
  x
  (/ (- 1.0 x) (cbrt x))
  (/ (- 1.0 x) (sqrt x))
  (+ (/ 1.0 x) -1)
  (/ x (- (pow 1.0 3) (pow x 3)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (* 1.0 (+ (* x x) (+ (pow x 3) x)))
  (- (- -1 (/ 1.0 x)) (/ (/ 1.0 x) x))
  (- (- -1 (/ 1.0 x)) (/ (/ 1.0 x) x))
2.108 * * * [progress]: adding candidates to table
2.172 * * [progress]: iteration 2 / 4
2.172 * * * [progress]: picking best candidate
2.174 * * * * [pick]: Picked  #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))>
2.174 * * * [progress]: localizing error
2.178 * * * [progress]: generating rewritten candidates
2.178 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.197 * * * [progress]: generating series expansions
2.197 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.197 * [approximate]: Taking taylor expansion of (/ 1 (- (* 1.0 (/ 1 x)) 1)) in (x) around 0
2.197 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 (/ 1 x)) 1)) in x
2.197 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1) in x
2.197 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.197 * [taylor]: Taking taylor expansion of 1.0 in x
2.197 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.197 * [taylor]: Taking taylor expansion of x in x
2.197 * [taylor]: Taking taylor expansion of 1 in x
2.198 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 (/ 1 x)) 1)) in x
2.198 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1) in x
2.199 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.199 * [taylor]: Taking taylor expansion of 1.0 in x
2.199 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.199 * [taylor]: Taking taylor expansion of x in x
2.199 * [taylor]: Taking taylor expansion of 1 in x
2.209 * [approximate]: Taking taylor expansion of (/ 1 (- (* 1.0 x) 1)) in (x) around 0
2.209 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 x) 1)) in x
2.209 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1) in x
2.209 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.209 * [taylor]: Taking taylor expansion of 1.0 in x
2.209 * [taylor]: Taking taylor expansion of x in x
2.209 * [taylor]: Taking taylor expansion of 1 in x
2.210 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 x) 1)) in x
2.210 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1) in x
2.210 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.211 * [taylor]: Taking taylor expansion of 1.0 in x
2.211 * [taylor]: Taking taylor expansion of x in x
2.211 * [taylor]: Taking taylor expansion of 1 in x
2.219 * [approximate]: Taking taylor expansion of (/ -1 (+ (* 1.0 x) 1)) in (x) around 0
2.219 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 1.0 x) 1)) in x
2.219 * [taylor]: Taking taylor expansion of -1 in x
2.219 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1) in x
2.219 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.219 * [taylor]: Taking taylor expansion of 1.0 in x
2.219 * [taylor]: Taking taylor expansion of x in x
2.219 * [taylor]: Taking taylor expansion of 1 in x
2.220 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 1.0 x) 1)) in x
2.220 * [taylor]: Taking taylor expansion of -1 in x
2.220 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1) in x
2.220 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.220 * [taylor]: Taking taylor expansion of 1.0 in x
2.220 * [taylor]: Taking taylor expansion of x in x
2.220 * [taylor]: Taking taylor expansion of 1 in x
2.228 * * * [progress]: simplifying candidates
2.228 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- 1)
  (- (log (+ (/ 1.0 x) -1)))
  (- 0 (log (+ (/ 1.0 x) -1)))
  (- (log 1) (log (+ (/ 1.0 x) -1)))
  (log (/ 1 (+ (/ 1.0 x) -1)))
  (exp (/ 1 (+ (/ 1.0 x) -1)))
  (/ (* (* 1 1) 1) (* (* (+ (/ 1.0 x) -1) (+ (/ 1.0 x) -1)) (+ (/ 1.0 x) -1)))
  (* (cbrt (/ 1 (+ (/ 1.0 x) -1))) (cbrt (/ 1 (+ (/ 1.0 x) -1))))
  (cbrt (/ 1 (+ (/ 1.0 x) -1)))
  (* (* (/ 1 (+ (/ 1.0 x) -1)) (/ 1 (+ (/ 1.0 x) -1))) (/ 1 (+ (/ 1.0 x) -1)))
  (sqrt (/ 1 (+ (/ 1.0 x) -1)))
  (sqrt (/ 1 (+ (/ 1.0 x) -1)))
  (- 1)
  (- (+ (/ 1.0 x) -1))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ (cbrt 1) (cbrt (+ (/ 1.0 x) -1)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (+ (/ 1.0 x) -1)))
  (/ (cbrt 1) (sqrt (+ (/ 1.0 x) -1)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ (/ 1.0 x) -1))
  (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt (/ 1.0 x)) 1))
  (/ (cbrt 1) (- (sqrt (/ 1.0 x)) 1))
  (/ (* (cbrt 1) (cbrt 1)) (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (cbrt 1) (- (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ (/ 1.0 x) -1))
  (/ (sqrt 1) (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ (sqrt 1) (cbrt (+ (/ 1.0 x) -1)))
  (/ (sqrt 1) (sqrt (+ (/ 1.0 x) -1)))
  (/ (sqrt 1) (sqrt (+ (/ 1.0 x) -1)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ (/ 1.0 x) -1))
  (/ (sqrt 1) (+ (sqrt (/ 1.0 x)) 1))
  (/ (sqrt 1) (- (sqrt (/ 1.0 x)) 1))
  (/ (sqrt 1) (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (sqrt 1) (- (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ (/ 1.0 x) -1))
  (/ 1 (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ 1 (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 1)
  (/ 1 (+ (/ 1.0 x) -1))
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (- (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (- (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 1)
  (/ 1 (+ (/ 1.0 x) -1))
  (/ 1 (+ (/ 1.0 x) -1))
  (/ (+ (/ 1.0 x) -1) 1)
  (/ 1 (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 1)
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 1)
  (/ (+ (/ 1.0 x) -1) (cbrt 1))
  (/ (+ (/ 1.0 x) -1) (sqrt 1))
  (/ (+ (/ 1.0 x) -1) 1)
  (/ 1 (+ (pow (/ 1.0 x) 3) (pow -1 3)))
  (/ 1 (- (* (/ 1.0 x) (/ 1.0 x)) (* -1 -1)))
  (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 3)) (* 1.0 x)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
2.231 * * [simplify]: iteration  0 :  95  enodes  (cost  612 )
2.259 * * [simplify]: iteration  1 :  197  enodes  (cost  528 )
2.299 * * [simplify]: iteration  2 :  388  enodes  (cost  494 )
2.451 * * [simplify]: iteration  3 :  950  enodes  (cost  491 )
3.312 * * [simplify]: iteration  4 :  3066  enodes  (cost  491 )
4.493 * * [simplify]: iteration  done :  5000  enodes  (cost  491 )
4.493 * [simplify]: Simplified to:
   -1
  (- (log (+ (/ 1.0 x) -1)))
  (- (log (+ (/ 1.0 x) -1)))
  (- (log (+ (/ 1.0 x) -1)))
  (- (log (+ (/ 1.0 x) -1)))
  (exp (/ 1 (+ (/ 1.0 x) -1)))
  (/ 1 (pow (+ -1 (/ 1.0 x)) 3))
  (* (cbrt (/ 1 (+ (/ 1.0 x) -1))) (cbrt (/ 1 (+ (/ 1.0 x) -1))))
  (cbrt (/ 1 (+ (/ 1.0 x) -1)))
  (/ 1 (pow (+ -1 (/ 1.0 x)) 3))
  (sqrt (/ 1 (+ (/ 1.0 x) -1)))
  (sqrt (/ 1 (+ (/ 1.0 x) -1)))
  -1
  (- 1 (/ 1.0 x))
  (/ (/ 1 (cbrt (+ (/ 1.0 x) -1))) (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  1
  (/ 1 (- (/ 1.0 x) 1))
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (- (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (- (/ (sqrt 1.0) (sqrt x)) 1))
  1
  (/ 1 (- (/ 1.0 x) 1))
  (/ (/ 1 (cbrt (+ (/ 1.0 x) -1))) (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  1
  (/ 1 (- (/ 1.0 x) 1))
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (- (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (- (/ (sqrt 1.0) (sqrt x)) 1))
  1
  (/ 1 (- (/ 1.0 x) 1))
  (/ (/ 1 (cbrt (+ (/ 1.0 x) -1))) (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  1
  (/ 1 (- (/ 1.0 x) 1))
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (- (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (- (/ (sqrt 1.0) (sqrt x)) 1))
  1
  (/ 1 (- (/ 1.0 x) 1))
  (/ 1 (- (/ 1.0 x) 1))
  (- (/ 1.0 x) 1)
  (/ (/ 1 (cbrt (+ (/ 1.0 x) -1))) (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  1
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  1
  (- (/ 1.0 x) 1)
  (- (/ 1.0 x) 1)
  (- (/ 1.0 x) 1)
  (/ 1 (+ (pow (/ 1.0 x) 3) -1))
  (/ 1 (+ (* (/ 1.0 x) (/ 1.0 x)) -1))
  (* 1.0 (+ (pow x 2) (+ (pow x 3) x)))
  (- (- -1 (/ 1.0 x)) (/ 1.0 (pow x 2)))
  (- (- -1 (/ 1.0 x)) (/ 1.0 (pow x 2)))
4.493 * * * [progress]: adding candidates to table
4.548 * * [progress]: iteration 3 / 4
4.548 * * * [progress]: picking best candidate
4.549 * * * * [pick]: Picked  #<alt (λ (x) (* 1.0 (+ (* x x) (+ (pow x 3) x))))>
4.549 * * * [progress]: localizing error
4.557 * * * [progress]: generating rewritten candidates
4.557 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
4.582 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 2)
4.591 * * * [progress]: generating series expansions
4.591 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
4.592 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (pow x 3) x)) in (x) around 0
4.592 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow x 3) x)) in x
4.592 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.592 * [taylor]: Taking taylor expansion of x in x
4.592 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
4.592 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.592 * [taylor]: Taking taylor expansion of x in x
4.592 * [taylor]: Taking taylor expansion of x in x
4.592 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow x 3) x)) in x
4.592 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.592 * [taylor]: Taking taylor expansion of x in x
4.592 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
4.592 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.592 * [taylor]: Taking taylor expansion of x in x
4.592 * [taylor]: Taking taylor expansion of x in x
4.596 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in (x) around 0
4.596 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in x
4.596 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.596 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.596 * [taylor]: Taking taylor expansion of x in x
4.596 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (/ 1 x)) in x
4.596 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.596 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.596 * [taylor]: Taking taylor expansion of x in x
4.597 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.597 * [taylor]: Taking taylor expansion of x in x
4.598 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in x
4.598 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.598 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.598 * [taylor]: Taking taylor expansion of x in x
4.598 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (/ 1 x)) in x
4.598 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.598 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.598 * [taylor]: Taking taylor expansion of x in x
4.599 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.599 * [taylor]: Taking taylor expansion of x in x
4.605 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in (x) around 0
4.605 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in x
4.605 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.605 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.605 * [taylor]: Taking taylor expansion of x in x
4.606 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (/ 1 x)) in x
4.606 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.606 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.606 * [taylor]: Taking taylor expansion of x in x
4.606 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.606 * [taylor]: Taking taylor expansion of x in x
4.607 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in x
4.607 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.607 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.607 * [taylor]: Taking taylor expansion of x in x
4.607 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (/ 1 x)) in x
4.607 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.607 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.607 * [taylor]: Taking taylor expansion of x in x
4.611 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.611 * [taylor]: Taking taylor expansion of x in x
4.617 * * * * [progress]: [ 2 / 2 ] generating series at (2 2 2)
4.617 * [approximate]: Taking taylor expansion of (+ (pow x 3) x) in (x) around 0
4.617 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
4.617 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.617 * [taylor]: Taking taylor expansion of x in x
4.617 * [taylor]: Taking taylor expansion of x in x
4.617 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
4.617 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.617 * [taylor]: Taking taylor expansion of x in x
4.618 * [taylor]: Taking taylor expansion of x in x
4.627 * [approximate]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in (x) around 0
4.627 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
4.628 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.628 * [taylor]: Taking taylor expansion of x in x
4.628 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.628 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.628 * [taylor]: Taking taylor expansion of x in x
4.629 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
4.629 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.629 * [taylor]: Taking taylor expansion of x in x
4.629 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.629 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.629 * [taylor]: Taking taylor expansion of x in x
4.650 * [approximate]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (pow x 3)))) in (x) around 0
4.650 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (pow x 3)))) in x
4.650 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
4.650 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.650 * [taylor]: Taking taylor expansion of x in x
4.650 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.650 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.650 * [taylor]: Taking taylor expansion of x in x
4.651 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (pow x 3)))) in x
4.651 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
4.651 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.651 * [taylor]: Taking taylor expansion of x in x
4.651 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
4.651 * [taylor]: Taking taylor expansion of (pow x 3) in x
4.652 * [taylor]: Taking taylor expansion of x in x
4.674 * * * [progress]: simplifying candidates
4.675 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (exp (* x x)) (* (exp (pow x 3)) (exp x)))
  (* (exp (* x x)) (exp (+ (pow x 3) x)))
  (log (+ (* x x) (+ (pow x 3) x)))
  (exp (+ (* x x) (+ (pow x 3) x)))
  (* (cbrt (+ (* x x) (+ (pow x 3) x))) (cbrt (+ (* x x) (+ (pow x 3) x))))
  (cbrt (+ (* x x) (+ (pow x 3) x)))
  (* (* (+ (* x x) (+ (pow x 3) x)) (+ (* x x) (+ (pow x 3) x))) (+ (* x x) (+ (pow x 3) x)))
  (sqrt (+ (* x x) (+ (pow x 3) x)))
  (sqrt (+ (* x x) (+ (pow x 3) x)))
  (+ (pow (* x x) 3) (pow (+ (pow x 3) x) 3))
  (+ (* (* x x) (* x x)) (- (* (+ (pow x 3) x) (+ (pow x 3) x)) (* (* x x) (+ (pow x 3) x))))
  (- (* (* x x) (* x x)) (* (+ (pow x 3) x) (+ (pow x 3) x)))
  (- (* x x) (+ (pow x 3) x))
  (+ x (+ (* x x) 1))
  (+ x (+ (* x x) 1))
  (+ (* x x) (pow x 3))
  (* (exp (pow x 3)) (exp x))
  (log (+ (pow x 3) x))
  (exp (+ (pow x 3) x))
  (* (cbrt (+ (pow x 3) x)) (cbrt (+ (pow x 3) x)))
  (cbrt (+ (pow x 3) x))
  (* (* (+ (pow x 3) x) (+ (pow x 3) x)) (+ (pow x 3) x))
  (sqrt (+ (pow x 3) x))
  (sqrt (+ (pow x 3) x))
  (+ (pow (pow x 3) 3) (pow x 3))
  (+ (* (pow x 3) (pow x 3)) (- (* x x) (* (pow x 3) x)))
  (- (* (pow x 3) (pow x 3)) (* x x))
  (- (pow x 3) x)
  (+ (pow x 3) x)
  (+ (* x x) 1)
  (+ (* x x) 1)
  (+ (pow x 2) (+ (pow x 3) x))
  (+ (pow x 2) (+ x (pow x 3)))
  (+ (pow x 2) (+ x (pow x 3)))
  (+ (pow x 3) x)
  (+ x (pow x 3))
  (+ x (pow x 3))
4.676 * * [simplify]: iteration  0 :  52  enodes  (cost  380 )
4.691 * * [simplify]: iteration  1 :  160  enodes  (cost  340 )
4.729 * * [simplify]: iteration  2 :  537  enodes  (cost  322 )
5.156 * * [simplify]: iteration  3 :  2390  enodes  (cost  322 )
6.271 * * [simplify]: iteration  done :  5000  enodes  (cost  322 )
6.271 * [simplify]: Simplified to:
   (exp (+ (* x x) (+ (pow x 3) x)))
  (exp (+ (* x x) (+ (pow x 3) x)))
  (log (+ (* x x) (+ (pow x 3) x)))
  (exp (+ (* x x) (+ (pow x 3) x)))
  (* (cbrt (+ (* x x) (+ (pow x 3) x))) (cbrt (+ (* x x) (+ (pow x 3) x))))
  (cbrt (+ (* x x) (+ (pow x 3) x)))
  (pow (+ (pow x 2) (+ x (pow x 3))) 3)
  (sqrt (+ (* x x) (+ (pow x 3) x)))
  (sqrt (+ (* x x) (+ (pow x 3) x)))
  (+ (pow (+ (pow x 3) x) 3) (pow x 6))
  (+ (pow x 4) (* (+ x (pow x 3)) (- (+ x (pow x 3)) (* x x))))
  (- (pow x 4) (* (+ (pow x 3) x) (+ (pow x 3) x)))
  (- (* x x) (+ (pow x 3) x))
  (+ x (+ (* x x) 1))
  (+ x (+ (* x x) 1))
  (+ (* x x) (pow x 3))
  (exp (+ (pow x 3) x))
  (log (+ (pow x 3) x))
  (exp (+ (pow x 3) x))
  (* (cbrt (+ (pow x 3) x)) (cbrt (+ (pow x 3) x)))
  (cbrt (+ (pow x 3) x))
  (pow (+ (pow x 3) x) 3)
  (sqrt (+ (pow x 3) x))
  (sqrt (+ (pow x 3) x))
  (+ (pow (pow x 3) 3) (pow x 3))
  (+ (pow x 6) (* x (- x (pow x 3))))
  (- (pow x 6) (* x x))
  (- (pow x 3) x)
  (+ x (pow x 3))
  (+ (* x x) 1)
  (+ (* x x) 1)
  (+ (pow x 2) (+ x (pow x 3)))
  (+ (pow x 2) (+ x (pow x 3)))
  (+ (pow x 2) (+ x (pow x 3)))
  (+ x (pow x 3))
  (+ x (pow x 3))
  (+ x (pow x 3))
6.271 * * * [progress]: adding candidates to table
6.337 * [progress]: [Phase 3 of 3] Extracting.
6.337 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))> #<alt (λ (x) (* 1.0 (+ (* x x) (+ (pow x 3) x))))>)
6.337 * * * [regime-changes]: Trying 2 branch expressions: ((/ x (- 1.0 x)) x)
6.337 * * * * [regimes]: Trying to branch on (/ x (- 1.0 x)) from (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))> #<alt (λ (x) (* 1.0 (+ (* x x) (+ (pow x 3) x))))>)
6.349 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))> #<alt (λ (x) (* 1.0 (+ (* x x) (+ (pow x 3) x))))>)
6.360 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
6.360 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (- 1.0 x))
6.360 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
6.361 * * [simplify]: iteration  done :  4  enodes  (cost  5 )
6.361 * [simplify]: Simplified to:
   (/ x (- 1.0 x))
6.634 * [regime-testing]: Baseline error score: 0.006625828228528566
6.635 * [regime-testing]: Oracle error score: 0.0011251406425803225
6.636 * [regime-testing]: End program error score: 0.006625828228528566