16.316 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.008 * * * [progress]: [2/2] Setting up program.
0.009 * [progress]: [Phase 2 of 3] Improving.
0.010 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (- 1.0 x))
0.010 * * [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 )
0.012 * * [simplify]: iteration  done :  7  enodes  (cost  5 )
0.012 * [simplify]: Simplified to:
   (/ x (- 1.0 x))
0.013 * * [progress]: iteration 1 / 4
0.013 * * * [progress]: picking best candidate
0.013 * * * * [pick]: Picked  #<alt (λ (x) (/ x (- 1.0 x)))>
0.014 * * * [progress]: localizing error
0.016 * * * [progress]: generating rewritten candidates
0.016 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.023 * * * [progress]: generating series expansions
0.023 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.023 * [approximate]: Taking taylor expansion of (/ x (- 1.0 x)) in (x) around 0
0.023 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
0.023 * [taylor]: Taking taylor expansion of x in x
0.023 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.023 * [taylor]: Taking taylor expansion of 1.0 in x
0.023 * [taylor]: Taking taylor expansion of x in x
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
0.030 * [approximate]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in (x) around 0
0.030 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.030 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.030 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.030 * [taylor]: Taking taylor expansion of 1.0 in x
0.030 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.033 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.033 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.033 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.033 * [taylor]: Taking taylor expansion of 1.0 in x
0.033 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.033 * [taylor]: Taking taylor expansion of x in x
0.033 * [taylor]: Taking taylor expansion of x in x
0.044 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in (x) around 0
0.044 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.044 * [taylor]: Taking taylor expansion of -1 in x
0.044 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.044 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.044 * [taylor]: Taking taylor expansion of 1.0 in x
0.044 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.046 * [taylor]: Taking taylor expansion of -1 in x
0.046 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of 1.0 in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.056 * * * [progress]: simplifying candidates
0.057 * [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)))
0.059 * * [simplify]: iteration  0 :  82  enodes  (cost  424 )
0.074 * * [simplify]: iteration  1 :  173  enodes  (cost  403 )
0.108 * * [simplify]: iteration  2 :  581  enodes  (cost  375 )
0.312 * * [simplify]: iteration  3 :  2828  enodes  (cost  373 )
1.764 * * [simplify]: iteration  done :  5001  enodes  (cost  372 )
1.764 * [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) x)
  (/ 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) x)
  (/ x (- (pow 1.0 3) (pow x 3)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (* 1.0 (+ (+ (pow x 3) x) (* x x)))
  (- (- -1 (/ 1.0 x)) (/ 1.0 (* x x)))
  (- (- -1 (/ 1.0 x)) (/ 1.0 (* x x)))
1.764 * * * [progress]: adding candidates to table
1.824 * * [progress]: iteration 2 / 4
1.825 * * * [progress]: picking best candidate
1.827 * * * * [pick]: Picked  #<alt (λ (x) (/ 1 (/ (- 1.0 x) x)))>
1.827 * * * [progress]: localizing error
1.831 * * * [progress]: generating rewritten candidates
1.831 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.847 * * * [progress]: generating series expansions
1.848 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.848 * [approximate]: Taking taylor expansion of (/ x (- 1.0 x)) in (x) around 0
1.848 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
1.848 * [taylor]: Taking taylor expansion of x in x
1.848 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
1.848 * [taylor]: Taking taylor expansion of 1.0 in x
1.848 * [taylor]: Taking taylor expansion of x in x
1.849 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
1.849 * [taylor]: Taking taylor expansion of x in x
1.849 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
1.849 * [taylor]: Taking taylor expansion of 1.0 in x
1.849 * [taylor]: Taking taylor expansion of x in x
1.855 * [approximate]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in (x) around 0
1.855 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
1.855 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
1.855 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.855 * [taylor]: Taking taylor expansion of 1.0 in x
1.855 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.855 * [taylor]: Taking taylor expansion of x in x
1.855 * [taylor]: Taking taylor expansion of x in x
1.858 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
1.858 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
1.858 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
1.858 * [taylor]: Taking taylor expansion of 1.0 in x
1.858 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.858 * [taylor]: Taking taylor expansion of x in x
1.858 * [taylor]: Taking taylor expansion of x in x
1.870 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in (x) around 0
1.870 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
1.870 * [taylor]: Taking taylor expansion of -1 in x
1.870 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
1.870 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.870 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.870 * [taylor]: Taking taylor expansion of x in x
1.870 * [taylor]: Taking taylor expansion of 1.0 in x
1.870 * [taylor]: Taking taylor expansion of x in x
1.872 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
1.872 * [taylor]: Taking taylor expansion of -1 in x
1.872 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
1.872 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
1.872 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.872 * [taylor]: Taking taylor expansion of x in x
1.872 * [taylor]: Taking taylor expansion of 1.0 in x
1.872 * [taylor]: Taking taylor expansion of x in x
1.883 * * * [progress]: simplifying candidates
1.884 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- 1)
  (- (- (log (- 1.0 x)) (log x)))
  (- (log (/ (- 1.0 x) x)))
  (- 0 (- (log (- 1.0 x)) (log x)))
  (- 0 (log (/ (- 1.0 x) x)))
  (- (log 1) (- (log (- 1.0 x)) (log x)))
  (- (log 1) (log (/ (- 1.0 x) x)))
  (log (/ 1 (/ (- 1.0 x) x)))
  (exp (/ 1 (/ (- 1.0 x) x)))
  (/ (* (* 1 1) 1) (/ (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)) (* (* x x) x)))
  (/ (* (* 1 1) 1) (* (* (/ (- 1.0 x) x) (/ (- 1.0 x) x)) (/ (- 1.0 x) x)))
  (* (cbrt (/ 1 (/ (- 1.0 x) x))) (cbrt (/ 1 (/ (- 1.0 x) x))))
  (cbrt (/ 1 (/ (- 1.0 x) x)))
  (* (* (/ 1 (/ (- 1.0 x) x)) (/ 1 (/ (- 1.0 x) x))) (/ 1 (/ (- 1.0 x) x)))
  (sqrt (/ 1 (/ (- 1.0 x) x)))
  (sqrt (/ 1 (/ (- 1.0 x) x)))
  (- 1)
  (- (/ (- 1.0 x) x))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ (- 1.0 x) x)) (cbrt (/ (- 1.0 x) x))))
  (/ (cbrt 1) (cbrt (/ (- 1.0 x) x)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ (- 1.0 x) x)))
  (/ (cbrt 1) (sqrt (/ (- 1.0 x) x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (cbrt (- 1.0 x)) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt x)))
  (/ (cbrt 1) (/ (cbrt (- 1.0 x)) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1))
  (/ (cbrt 1) (/ (cbrt (- 1.0 x)) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 1.0 x)) (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (sqrt (- 1.0 x)) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 1.0 x)) (sqrt x)))
  (/ (cbrt 1) (/ (sqrt (- 1.0 x)) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (- 1.0 x)) 1))
  (/ (cbrt 1) (/ (sqrt (- 1.0 x)) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (- 1.0 x) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt x)))
  (/ (cbrt 1) (/ (- 1.0 x) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 1.0 x) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (- (sqrt 1.0) (sqrt x)) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 1.0) (sqrt x)) (sqrt x)))
  (/ (cbrt 1) (/ (- (sqrt 1.0) (sqrt x)) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (/ (cbrt 1) (/ (- (sqrt 1.0) (sqrt x)) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (- 1.0 x) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt x)))
  (/ (cbrt 1) (/ (- 1.0 x) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (- 1.0 x) x))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (/ (- 1.0 x) x))
  (/ (* (cbrt 1) (cbrt 1)) (- 1.0 x))
  (/ (cbrt 1) (/ 1 x))
  (/ (sqrt 1) (* (cbrt (/ (- 1.0 x) x)) (cbrt (/ (- 1.0 x) x))))
  (/ (sqrt 1) (cbrt (/ (- 1.0 x) x)))
  (/ (sqrt 1) (sqrt (/ (- 1.0 x) x)))
  (/ (sqrt 1) (sqrt (/ (- 1.0 x) x)))
  (/ (sqrt 1) (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (cbrt (- 1.0 x)) (cbrt x)))
  (/ (sqrt 1) (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt x)))
  (/ (sqrt 1) (/ (cbrt (- 1.0 x)) (sqrt x)))
  (/ (sqrt 1) (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1))
  (/ (sqrt 1) (/ (cbrt (- 1.0 x)) x))
  (/ (sqrt 1) (/ (sqrt (- 1.0 x)) (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (sqrt (- 1.0 x)) (cbrt x)))
  (/ (sqrt 1) (/ (sqrt (- 1.0 x)) (sqrt x)))
  (/ (sqrt 1) (/ (sqrt (- 1.0 x)) (sqrt x)))
  (/ (sqrt 1) (/ (sqrt (- 1.0 x)) 1))
  (/ (sqrt 1) (/ (sqrt (- 1.0 x)) x))
  (/ (sqrt 1) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (- 1.0 x) (cbrt x)))
  (/ (sqrt 1) (/ 1 (sqrt x)))
  (/ (sqrt 1) (/ (- 1.0 x) (sqrt x)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- 1.0 x) x))
  (/ (sqrt 1) (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (- (sqrt 1.0) (sqrt x)) (cbrt x)))
  (/ (sqrt 1) (/ (+ (sqrt 1.0) (sqrt x)) (sqrt x)))
  (/ (sqrt 1) (/ (- (sqrt 1.0) (sqrt x)) (sqrt x)))
  (/ (sqrt 1) (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (/ (sqrt 1) (/ (- (sqrt 1.0) (sqrt x)) x))
  (/ (sqrt 1) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (- 1.0 x) (cbrt x)))
  (/ (sqrt 1) (/ 1 (sqrt x)))
  (/ (sqrt 1) (/ (- 1.0 x) (sqrt x)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (- 1.0 x) x))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (/ (- 1.0 x) x))
  (/ (sqrt 1) (- 1.0 x))
  (/ (sqrt 1) (/ 1 x))
  (/ 1 (* (cbrt (/ (- 1.0 x) x)) (cbrt (/ (- 1.0 x) x))))
  (/ 1 (cbrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ 1 (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (cbrt (- 1.0 x)) (cbrt x)))
  (/ 1 (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt x)))
  (/ 1 (/ (cbrt (- 1.0 x)) (sqrt x)))
  (/ 1 (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1))
  (/ 1 (/ (cbrt (- 1.0 x)) x))
  (/ 1 (/ (sqrt (- 1.0 x)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (sqrt (- 1.0 x)) (cbrt x)))
  (/ 1 (/ (sqrt (- 1.0 x)) (sqrt x)))
  (/ 1 (/ (sqrt (- 1.0 x)) (sqrt x)))
  (/ 1 (/ (sqrt (- 1.0 x)) 1))
  (/ 1 (/ (sqrt (- 1.0 x)) x))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ (- 1.0 x) (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (- 1.0 x) x))
  (/ 1 (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (- (sqrt 1.0) (sqrt x)) (cbrt x)))
  (/ 1 (/ (+ (sqrt 1.0) (sqrt x)) (sqrt x)))
  (/ 1 (/ (- (sqrt 1.0) (sqrt x)) (sqrt x)))
  (/ 1 (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (/ (- (sqrt 1.0) (sqrt x)) x))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ (- 1.0 x) (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (- 1.0 x) x))
  (/ 1 1)
  (/ 1 (/ (- 1.0 x) x))
  (/ 1 (- 1.0 x))
  (/ 1 (/ 1 x))
  (/ 1 (/ (- 1.0 x) x))
  (/ (/ (- 1.0 x) x) 1)
  (/ 1 (* (cbrt (/ (- 1.0 x) x)) (cbrt (/ (- 1.0 x) x))))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ 1 (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt x)))
  (/ 1 (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1))
  (/ 1 (/ (sqrt (- 1.0 x)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (sqrt (- 1.0 x)) (sqrt x)))
  (/ 1 (/ (sqrt (- 1.0 x)) 1))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (+ (sqrt 1.0) (sqrt x)) (sqrt x)))
  (/ 1 (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 1)
  (/ 1 (- 1.0 x))
  (/ (/ (- 1.0 x) x) (cbrt 1))
  (/ (/ (- 1.0 x) x) (sqrt 1))
  (/ (/ (- 1.0 x) x) 1)
  (/ 1 (- 1.0 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)))
1.889 * * [simplify]: iteration  0 :  181  enodes  (cost  1578 )
1.922 * * [simplify]: iteration  1 :  436  enodes  (cost  1335 )
2.052 * * [simplify]: iteration  2 :  1670  enodes  (cost  1088 )
3.035 * * [simplify]: iteration  done :  5001  enodes  (cost  1086 )
3.036 * [simplify]: Simplified to:
   -1
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (/ x (- 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (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)))
  -1
  (- (/ (- 1.0 x) x))
  (/ (/ 1 (cbrt (/ (- 1.0 x) x))) (cbrt (/ (- 1.0 x) x)))
  (/ 1 (cbrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (/ (cbrt (- 1.0 x)) (cbrt x)))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (* (/ 1 (sqrt (- 1.0 x))) (cbrt x))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  1
  (/ x (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt x) (sqrt 1.0)))
  (/ 1 (/ (- (sqrt 1.0) (sqrt x)) (cbrt x)))
  (/ (sqrt x) (+ (sqrt x) (sqrt 1.0)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  1
  (/ x (- 1.0 x))
  1
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  x
  (/ (/ 1 (cbrt (/ (- 1.0 x) x))) (cbrt (/ (- 1.0 x) x)))
  (/ 1 (cbrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (/ (cbrt (- 1.0 x)) (cbrt x)))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (* (/ 1 (sqrt (- 1.0 x))) (cbrt x))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  1
  (/ x (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt x) (sqrt 1.0)))
  (/ 1 (/ (- (sqrt 1.0) (sqrt x)) (cbrt x)))
  (/ (sqrt x) (+ (sqrt x) (sqrt 1.0)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  1
  (/ x (- 1.0 x))
  1
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  x
  (/ (/ 1 (cbrt (/ (- 1.0 x) x))) (cbrt (/ (- 1.0 x) x)))
  (/ 1 (cbrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (/ (cbrt (- 1.0 x)) (cbrt x)))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (* (/ 1 (sqrt (- 1.0 x))) (cbrt x))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  1
  (/ x (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt x) (sqrt 1.0)))
  (/ 1 (/ (- (sqrt 1.0) (sqrt x)) (cbrt x)))
  (/ (sqrt x) (+ (sqrt x) (sqrt 1.0)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (- 1.0 x) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  1
  (/ x (- 1.0 x))
  1
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  x
  (/ x (- 1.0 x))
  (/ (- 1.0 x) x)
  (/ (/ 1 (cbrt (/ (- 1.0 x) x))) (cbrt (/ (- 1.0 x) x)))
  (/ 1 (sqrt (/ (- 1.0 x) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (* (cbrt x) (cbrt x))
  (sqrt x)
  1
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt x) (sqrt 1.0)))
  (/ (sqrt x) (+ (sqrt x) (sqrt 1.0)))
  (/ 1 (+ (sqrt x) (sqrt 1.0)))
  (* (cbrt x) (cbrt x))
  (sqrt x)
  1
  1
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) x)
  (/ (- 1.0 x) x)
  (/ (- 1.0 x) x)
  (/ 1 (- 1.0 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)))
3.037 * * * [progress]: adding candidates to table
3.124 * * [progress]: iteration 3 / 4
3.124 * * * [progress]: picking best candidate
3.125 * * * * [pick]: Picked  #<alt (λ (x) (* 1.0 (+ (+ (pow x 3) x) (* x x))))>
3.125 * * * [progress]: localizing error
3.133 * * * [progress]: generating rewritten candidates
3.133 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
3.177 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 1)
3.186 * * * [progress]: generating series expansions
3.186 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
3.186 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (pow x 3) x)) in (x) around 0
3.186 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow x 3) x)) in x
3.186 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.186 * [taylor]: Taking taylor expansion of x in x
3.186 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
3.186 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.186 * [taylor]: Taking taylor expansion of x in x
3.186 * [taylor]: Taking taylor expansion of x in x
3.186 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (pow x 3) x)) in x
3.186 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.186 * [taylor]: Taking taylor expansion of x in x
3.186 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
3.186 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.186 * [taylor]: Taking taylor expansion of x in x
3.186 * [taylor]: Taking taylor expansion of x in x
3.190 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (+ (/ 1 (pow x 2)) (/ 1 x))) in (x) around 0
3.190 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (+ (/ 1 (pow x 2)) (/ 1 x))) in x
3.190 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.190 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.190 * [taylor]: Taking taylor expansion of x in x
3.191 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
3.191 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.191 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.191 * [taylor]: Taking taylor expansion of x in x
3.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.192 * [taylor]: Taking taylor expansion of x in x
3.192 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (+ (/ 1 (pow x 2)) (/ 1 x))) in x
3.192 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.192 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.192 * [taylor]: Taking taylor expansion of x in x
3.193 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
3.193 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.193 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.193 * [taylor]: Taking taylor expansion of x in x
3.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.193 * [taylor]: Taking taylor expansion of x in x
3.199 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in (x) around 0
3.199 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in x
3.199 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.199 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.199 * [taylor]: Taking taylor expansion of x in x
3.199 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (/ 1 x)) in x
3.199 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.199 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.199 * [taylor]: Taking taylor expansion of x in x
3.200 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.200 * [taylor]: Taking taylor expansion of x in x
3.200 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (+ (/ 1 (pow x 3)) (/ 1 x))) in x
3.200 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
3.200 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.200 * [taylor]: Taking taylor expansion of x in x
3.201 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 3)) (/ 1 x)) in x
3.201 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.201 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.201 * [taylor]: Taking taylor expansion of x in x
3.202 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.202 * [taylor]: Taking taylor expansion of x in x
3.208 * * * * [progress]: [ 2 / 2 ] generating series at (2 2 1)
3.208 * [approximate]: Taking taylor expansion of (+ (pow x 3) x) in (x) around 0
3.208 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
3.208 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.208 * [taylor]: Taking taylor expansion of x in x
3.208 * [taylor]: Taking taylor expansion of x in x
3.208 * [taylor]: Taking taylor expansion of (+ (pow x 3) x) in x
3.208 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.208 * [taylor]: Taking taylor expansion of x in x
3.208 * [taylor]: Taking taylor expansion of x in x
3.218 * [approximate]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in (x) around 0
3.218 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
3.218 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.218 * [taylor]: Taking taylor expansion of x in x
3.218 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.218 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.218 * [taylor]: Taking taylor expansion of x in x
3.219 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
3.219 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.219 * [taylor]: Taking taylor expansion of x in x
3.219 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.219 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.219 * [taylor]: Taking taylor expansion of x in x
3.244 * [approximate]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (pow x 3)))) in (x) around 0
3.244 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (pow x 3)))) in x
3.244 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
3.244 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.244 * [taylor]: Taking taylor expansion of x in x
3.244 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.244 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.244 * [taylor]: Taking taylor expansion of x in x
3.245 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (pow x 3)))) in x
3.245 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (pow x 3))) in x
3.245 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.245 * [taylor]: Taking taylor expansion of x in x
3.245 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
3.245 * [taylor]: Taking taylor expansion of (pow x 3) in x
3.245 * [taylor]: Taking taylor expansion of x in x
3.267 * * * [progress]: simplifying candidates
3.268 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (* (exp (pow x 3)) (exp x)) (exp (* x x)))
  (* (exp (+ (pow x 3) x)) (exp (* x x)))
  (log (+ (+ (pow x 3) x) (* x x)))
  (exp (+ (+ (pow x 3) x) (* x x)))
  (* (cbrt (+ (+ (pow x 3) x) (* x x))) (cbrt (+ (+ (pow x 3) x) (* x x))))
  (cbrt (+ (+ (pow x 3) x) (* x x)))
  (* (* (+ (+ (pow x 3) x) (* x x)) (+ (+ (pow x 3) x) (* x x))) (+ (+ (pow x 3) x) (* x x)))
  (sqrt (+ (+ (pow x 3) x) (* x x)))
  (sqrt (+ (+ (pow x 3) x) (* x x)))
  (+ (pow (+ (pow x 3) x) 3) (pow (* x x) 3))
  (+ (* (+ (pow x 3) x) (+ (pow x 3) x)) (- (* (* x x) (* x x)) (* (+ (pow x 3) x) (* x x))))
  (- (* (+ (pow x 3) x) (+ (pow x 3) x)) (* (* x x) (* x x)))
  (- (+ (pow x 3) x) (* x x))
  (+ (+ (* x x) 1) x)
  (+ (+ (* x x) 1) x)
  (+ x (* x x))
  (* (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))
3.270 * * [simplify]: iteration  0 :  52  enodes  (cost  378 )
3.279 * * [simplify]: iteration  1 :  157  enodes  (cost  344 )
3.317 * * [simplify]: iteration  2 :  603  enodes  (cost  326 )
3.538 * * [simplify]: iteration  3 :  2641  enodes  (cost  320 )
5.398 * * [simplify]: iteration  done :  5000  enodes  (cost  320 )
5.398 * [simplify]: Simplified to:
   (exp (+ (pow x 2) (+ x (pow x 3))))
  (exp (+ (pow x 2) (+ x (pow x 3))))
  (log (+ (+ (pow x 3) x) (* x x)))
  (exp (+ (pow x 2) (+ x (pow x 3))))
  (* (cbrt (+ (+ (pow x 3) x) (* x x))) (cbrt (+ (+ (pow x 3) x) (* x x))))
  (cbrt (+ (+ (pow x 3) x) (* x x)))
  (pow (+ (pow x 2) (+ (pow x 3) x)) 3)
  (sqrt (+ (+ (pow x 3) x) (* x x)))
  (sqrt (+ (+ (pow x 3) x) (* x x)))
  (+ (pow x 6) (pow (+ (pow x 3) x) 3))
  (+ (pow x 4) (* (+ x (pow x 3)) (- (+ (pow x 3) x) (* x x))))
  (- (* (+ (pow x 3) x) (+ (pow x 3) x)) (pow x 4))
  (- (+ (pow x 3) x) (* x x))
  (+ (+ (* x x) 1) x)
  (+ (+ (* x x) 1) x)
  (+ (* x x) x)
  (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) (+ (pow x 3) x))
  (+ (pow x 2) (+ (pow x 3) x))
  (+ (pow x 2) (+ (pow x 3) x))
  (+ x (pow x 3))
  (+ x (pow x 3))
  (+ x (pow x 3))
5.398 * * * [progress]: adding candidates to table
5.461 * [progress]: [Phase 3 of 3] Extracting.
5.461 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ 1 (/ (- 1.0 x) x)))> #<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (* 1.0 (+ (+ (pow x 3) x) (* x x))))>)
5.461 * * * [regime-changes]: Trying 2 branch expressions: ((/ x (- 1.0 x)) x)
5.461 * * * * [regimes]: Trying to branch on (/ x (- 1.0 x)) from (#<alt (λ (x) (/ 1 (/ (- 1.0 x) x)))> #<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (* 1.0 (+ (+ (pow x 3) x) (* x x))))>)
5.470 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ 1 (/ (- 1.0 x) x)))> #<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (* 1.0 (+ (+ (pow x 3) x) (* x x))))>)
5.484 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
5.484 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ x (- 1.0 x))
5.484 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
5.485 * * [simplify]: iteration  done :  4  enodes  (cost  5 )
5.485 * [simplify]: Simplified to:
   (/ x (- 1.0 x))
5.757 * [regime-testing]: Baseline error score: 0.006625828228528566
5.758 * [regime-testing]: Oracle error score: 0.0017502187773471684
5.760 * [regime-testing]: End program error score: 0.006625828228528566