0.790 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.023 * * * [progress]: [2/2] Setting up program.
0.027 * [progress]: [Phase 2 of 3] Improving.
0.030 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (sqrt (- x 1.0)) (sqrt x))
0.677 * * [simplify]: iteration  0 :  71  enodes  (cost  7 )
0.677 * * [simplify]: iteration  1 :  71  enodes  (cost  7 )
0.678 * [simplify]: Simplified to:
   (* (sqrt (- x 1.0)) (sqrt x))
0.680 * * [progress]: iteration 1 / 4
0.680 * * * [progress]: picking best candidate
0.682 * * * * [pick]: Picked  #<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))>
0.682 * * * [progress]: localizing error
0.690 * * * [progress]: generating rewritten candidates
0.690 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.700 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.705 * * * [progress]: generating series expansions
0.705 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.709 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0
0.710 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
0.710 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.710 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.710 * [taylor]: Taking taylor expansion of x in x
0.710 * [taylor]: Taking taylor expansion of 1.0 in x
0.710 * [taylor]: Taking taylor expansion of x in x
0.711 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
0.711 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.711 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.711 * [taylor]: Taking taylor expansion of x in x
0.711 * [taylor]: Taking taylor expansion of 1.0 in x
0.711 * [taylor]: Taking taylor expansion of x in x
0.715 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0
0.715 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
0.715 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.715 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.715 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.715 * [taylor]: Taking taylor expansion of x in x
0.715 * [taylor]: Taking taylor expansion of 1.0 in x
0.715 * [taylor]: Taking taylor expansion of x in x
0.716 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
0.716 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.716 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.716 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.716 * [taylor]: Taking taylor expansion of x in x
0.716 * [taylor]: Taking taylor expansion of 1.0 in x
0.716 * [taylor]: Taking taylor expansion of x in x
0.716 * [approximate]: Taking taylor expansion of (* (sqrt (neg (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in (x) around 0
0.716 * [taylor]: Taking taylor expansion of (* (sqrt (neg (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x
0.716 * [taylor]: Taking taylor expansion of (sqrt (neg (+ 1.0 (/ 1 x)))) in x
0.716 * [taylor]: Taking taylor expansion of (neg (+ 1.0 (/ 1 x))) in x
0.716 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.716 * [taylor]: Taking taylor expansion of 1.0 in x
0.716 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.716 * [taylor]: Taking taylor expansion of x in x
0.716 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.716 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.716 * [taylor]: Taking taylor expansion of -1 in x
0.716 * [taylor]: Taking taylor expansion of x in x
0.717 * [taylor]: Taking taylor expansion of (* (sqrt (neg (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x
0.717 * [taylor]: Taking taylor expansion of (sqrt (neg (+ 1.0 (/ 1 x)))) in x
0.717 * [taylor]: Taking taylor expansion of (neg (+ 1.0 (/ 1 x))) in x
0.717 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.717 * [taylor]: Taking taylor expansion of 1.0 in x
0.717 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.717 * [taylor]: Taking taylor expansion of x in x
0.717 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.717 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.717 * [taylor]: Taking taylor expansion of -1 in x
0.717 * [taylor]: Taking taylor expansion of x in x
0.720 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.720 * [approximate]: Taking taylor expansion of (sqrt (- x 1.0)) in (x) around 0
0.720 * [taylor]: Taking taylor expansion of (sqrt (- x 1.0)) in x
0.720 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.720 * [taylor]: Taking taylor expansion of x in x
0.720 * [taylor]: Taking taylor expansion of 1.0 in x
0.720 * [taylor]: Taking taylor expansion of (sqrt (- x 1.0)) in x
0.720 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.720 * [taylor]: Taking taylor expansion of x in x
0.720 * [taylor]: Taking taylor expansion of 1.0 in x
0.721 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in (x) around 0
0.721 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in x
0.721 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.721 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.721 * [taylor]: Taking taylor expansion of x in x
0.721 * [taylor]: Taking taylor expansion of 1.0 in x
0.721 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in x
0.721 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.721 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.721 * [taylor]: Taking taylor expansion of x in x
0.721 * [taylor]: Taking taylor expansion of 1.0 in x
0.723 * [approximate]: Taking taylor expansion of (sqrt (neg (+ 1.0 (/ 1 x)))) in (x) around 0
0.723 * [taylor]: Taking taylor expansion of (sqrt (neg (+ 1.0 (/ 1 x)))) in x
0.723 * [taylor]: Taking taylor expansion of (neg (+ 1.0 (/ 1 x))) in x
0.723 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.723 * [taylor]: Taking taylor expansion of 1.0 in x
0.723 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.723 * [taylor]: Taking taylor expansion of x in x
0.723 * [taylor]: Taking taylor expansion of (sqrt (neg (+ 1.0 (/ 1 x)))) in x
0.723 * [taylor]: Taking taylor expansion of (neg (+ 1.0 (/ 1 x))) in x
0.723 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.723 * [taylor]: Taking taylor expansion of 1.0 in x
0.723 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.723 * [taylor]: Taking taylor expansion of x in x
0.724 * * * [progress]: simplifying candidates
0.725 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (- x 1.0) x)
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (- x 1.0) x)
  (+ (log (sqrt (- x 1.0))) (log (sqrt x)))
  (log (* (sqrt (- x 1.0)) (sqrt x)))
  (exp (* (sqrt (- x 1.0)) (sqrt x)))
  (* (* (* (sqrt (- x 1.0)) (sqrt (- x 1.0))) (sqrt (- x 1.0))) (* (* (sqrt x) (sqrt x)) (sqrt x)))
  (* (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (cbrt (* (sqrt (- x 1.0)) (sqrt x))))
  (cbrt (* (sqrt (- x 1.0)) (sqrt x)))
  (* (* (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x))) (* (sqrt (- x 1.0)) (sqrt x)))
  (* (- x 1.0) x)
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) (* (cbrt (sqrt x)) (cbrt (sqrt x))))
  (* (sqrt (- x 1.0)) (sqrt (* (cbrt x) (cbrt x))))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) (sqrt 1))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) 1)
  (* (cbrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (cbrt (- x 1.0))) (sqrt x))
  (* (sqrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (- (sqrt x) (sqrt 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (- (pow x 3) (pow 1.0 3))) (sqrt x))
  (* (sqrt (- (* x x) (* 1.0 1.0))) (sqrt x))
  (log (sqrt (- x 1.0)))
  (exp (sqrt (- x 1.0)))
  (* (cbrt (sqrt (- x 1.0))) (cbrt (sqrt (- x 1.0))))
  (cbrt (sqrt (- x 1.0)))
  (* (* (sqrt (- x 1.0)) (sqrt (- x 1.0))) (sqrt (- x 1.0)))
  (sqrt (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (sqrt (cbrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (sqrt 1)
  (sqrt (- x 1.0))
  (sqrt (+ (sqrt x) (sqrt 1.0)))
  (sqrt (- (sqrt x) (sqrt 1.0)))
  (sqrt 1)
  (sqrt (- x 1.0))
  (sqrt (- (pow x 3) (pow 1.0 3)))
  (sqrt (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))))
  (sqrt (- (* x x) (* 1.0 1.0)))
  (sqrt (+ x 1.0))
  (/ 1 2)
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (- (+ (* 2 (* (pow x 3) (pow NAN 5))) (+ (* x NAN) (* (pow x 2) NAN))) (+ (* (pow x 2) (pow NAN 3)) (* 2 (* (pow x 3) (pow NAN 3)))))
  (- x (+ 0.5 (* 0.125 (/ 1 x))))
  (- (+ (* 3.0 (/ (pow NAN 4) (pow x 2))) (+ (* 4 (/ (pow NAN 6) (pow x 2))) (pow NAN 2))) (+ (* 1.0 (/ (pow NAN 2) x)) (* 2 (/ (pow NAN 4) x))))
  (- (+ (sqrt (neg 1.0)) (* 1/2 (/ x (sqrt (neg 1.0))))) (* 1/8 (/ (pow x 2) (pow (sqrt (neg 1.0)) 3))))
  (+ (* 1.0 (/ NAN x)) (+ (/ (pow NAN 3) x) (+ NAN (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (* 2 (/ (pow NAN 5) (pow x 2)))))))
  (- (+ NAN (+ (* 2.0 (/ (pow NAN 3) (pow x 2))) (* 2 (/ (pow NAN 5) (pow x 2))))) (+ (* 1.0 (/ NAN x)) (/ (pow NAN 3) x)))
0.752 * * [simplify]: iteration  0 :  4988  enodes  (cost  586 )
0.753 * * [simplify]: iteration  1 :  4988  enodes  (cost  586 )
0.755 * [simplify]: Simplified to:
   (* x (- x 1.0))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* x (- x 1.0))
  (log (* (sqrt (- x 1.0)) (sqrt x)))
  (log (* (sqrt (- x 1.0)) (sqrt x)))
  (pow (exp (sqrt (- x 1.0))) (sqrt x))
  (pow (* (sqrt (- x 1.0)) (sqrt x)) 3)
  (* (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (cbrt (* (sqrt (- x 1.0)) (sqrt x))))
  (cbrt (* (sqrt (- x 1.0)) (sqrt x)))
  (pow (* (sqrt (- x 1.0)) (sqrt x)) 3)
  (* x (- x 1.0))
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) (* (cbrt (sqrt x)) (cbrt (sqrt x))))
  (* (sqrt (- x 1.0)) (fabs (cbrt x)))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (sqrt (- x 1.0))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (sqrt (- x 1.0))
  (* (sqrt x) (cbrt (sqrt (- x 1.0))))
  (* (sqrt x) (sqrt (cbrt (- x 1.0))))
  (* (sqrt x) (sqrt (sqrt (- x 1.0))))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt x) (sqrt (- (sqrt x) (sqrt 1.0))))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt x) (sqrt (sqrt (- x 1.0))))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt x) (sqrt (- (pow x 3) (pow 1.0 3))))
  (* (sqrt x) (sqrt (- (* x x) (* 1.0 1.0))))
  (log (sqrt (- x 1.0)))
  (exp (sqrt (- x 1.0)))
  (* (cbrt (sqrt (- x 1.0))) (cbrt (sqrt (- x 1.0))))
  (cbrt (sqrt (- x 1.0)))
  (pow (sqrt (- x 1.0)) 3)
  (fabs (cbrt (- x 1.0)))
  (sqrt (cbrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  1
  (sqrt (- x 1.0))
  (sqrt (+ (sqrt x) (sqrt 1.0)))
  (sqrt (- (sqrt x) (sqrt 1.0)))
  1
  (sqrt (- x 1.0))
  (sqrt (- (pow x 3) (pow 1.0 3)))
  (sqrt (+ (* x x) (* 1.0 (+ x 1.0))))
  (sqrt (- (* x x) (* 1.0 1.0)))
  (sqrt (+ x 1.0))
  1/2
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (+ (* (pow x 3) (* 2 (pow NAN 5))) (+ (* x NAN) (+ (* (* x x) (- NAN (pow NAN 3))) (* (pow (* x NAN) 3) -2))))
  (- x (+ 0.5 (/ 0.125 x)))
  (+ (* 3.0 (/ (pow NAN 4) (* x x))) (+ (* 4 (/ (pow NAN 6) (* x x))) (+ (* NAN NAN) (- (* (/ (pow NAN 4) x) -2) (* 1.0 (* (/ NAN x) NAN))))))
  (+ (sqrt (neg 1.0)) (+ (* 1/2 (/ x (sqrt (neg 1.0)))) (* (* (/ x (pow (sqrt (neg 1.0)) 3)) x) -1/8)))
  (+ NAN (+ (* 1.0 (/ NAN x)) (+ (/ (pow NAN 3) x) (+ (* (/ (pow NAN 3) x) (/ 2.0 x)) (* 2 (/ (pow NAN 5) (* x x)))))))
  (+ NAN (+ (* (/ (pow NAN 3) x) (/ 2.0 x)) (- (* 2 (/ (pow NAN 5) (* x x))) (+ (* 1.0 (/ NAN x)) (/ (pow NAN 3) x)))))
0.756 * * * [progress]: adding candidates to table
0.852 * * [progress]: iteration 2 / 4
0.852 * * * [progress]: picking best candidate
0.856 * * * * [pick]: Picked  #<alt (λ (x) (- x (+ 0.5 (/ 0.125 x))))>
0.856 * * * [progress]: localizing error
0.860 * * * [progress]: generating rewritten candidates
0.860 * * * [progress]: generating series expansions
0.860 * * * [progress]: simplifying candidates
0.860 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.862 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.862 * [simplify]: Simplified to:
   
0.862 * * * [progress]: adding candidates to table
0.863 * * [progress]: iteration 3 / 4
0.863 * * * [progress]: picking best candidate
0.865 * * * * [pick]: Picked  #<alt (λ (x) (sqrt (* x (- x 1.0))))>
0.865 * * * [progress]: localizing error
0.869 * * * [progress]: generating rewritten candidates
0.869 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.874 * * * [progress]: generating series expansions
0.874 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.874 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0
0.874 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
0.874 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.874 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.874 * [taylor]: Taking taylor expansion of x in x
0.874 * [taylor]: Taking taylor expansion of 1.0 in x
0.874 * [taylor]: Taking taylor expansion of x in x
0.874 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
0.874 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.874 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.874 * [taylor]: Taking taylor expansion of x in x
0.874 * [taylor]: Taking taylor expansion of 1.0 in x
0.874 * [taylor]: Taking taylor expansion of x in x
0.875 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0
0.875 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
0.875 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.875 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.875 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.875 * [taylor]: Taking taylor expansion of x in x
0.876 * [taylor]: Taking taylor expansion of 1.0 in x
0.876 * [taylor]: Taking taylor expansion of x in x
0.876 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
0.876 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.876 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.876 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.876 * [taylor]: Taking taylor expansion of x in x
0.876 * [taylor]: Taking taylor expansion of 1.0 in x
0.876 * [taylor]: Taking taylor expansion of x in x
0.876 * [approximate]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in (x) around 0
0.876 * [taylor]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in x
0.876 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.876 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.876 * [taylor]: Taking taylor expansion of 1.0 in x
0.876 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.876 * [taylor]: Taking taylor expansion of x in x
0.876 * [taylor]: Taking taylor expansion of x in x
0.877 * [taylor]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in x
0.877 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.877 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.877 * [taylor]: Taking taylor expansion of 1.0 in x
0.877 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.877 * [taylor]: Taking taylor expansion of x in x
0.877 * [taylor]: Taking taylor expansion of x in x
0.877 * * * [progress]: simplifying candidates
0.878 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (sqrt (* x (- x 1.0))))
  (exp (sqrt (* x (- x 1.0))))
  (* (cbrt (sqrt (* x (- x 1.0)))) (cbrt (sqrt (* x (- x 1.0)))))
  (cbrt (sqrt (* x (- x 1.0))))
  (* (* (sqrt (* x (- x 1.0))) (sqrt (* x (- x 1.0)))) (sqrt (* x (- x 1.0))))
  (sqrt x)
  (sqrt (- x 1.0))
  (sqrt (* x (- (pow x 3) (pow 1.0 3))))
  (sqrt (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))))
  (sqrt (* x (- (* x x) (* 1.0 1.0))))
  (sqrt (+ x 1.0))
  (/ 1 2)
  (/ 1 2)
  (sqrt (sqrt (* x (- x 1.0))))
  (sqrt (sqrt (* x (- x 1.0))))
  (- (+ (* 2 (* (pow x 3) (pow NAN 5))) (+ (* x NAN) (* (pow x 2) NAN))) (+ (* (pow x 2) (pow NAN 3)) (* 2 (* (pow x 3) (pow NAN 3)))))
  (- x (+ 0.5 (* 0.125 (/ 1 x))))
  (- (+ 0.5 (* 0.125 (/ 1 x))) x)
0.927 * * [simplify]: iteration  0 :  5536  enodes  (cost  139 )
0.928 * [simplify]: Simplified to:
   (log (sqrt (* x (- x 1.0))))
  (exp (sqrt (* x (- x 1.0))))
  (* (cbrt (sqrt (* x (- x 1.0)))) (cbrt (sqrt (* x (- x 1.0)))))
  (cbrt (sqrt (* x (- x 1.0))))
  (pow (sqrt (* x (- x 1.0))) 3)
  (sqrt x)
  (sqrt (- x 1.0))
  (sqrt (- (pow x 4) (* x (pow 1.0 3))))
  (sqrt (+ (* x x) (* 1.0 (+ x 1.0))))
  (sqrt (- (pow x 3) (* x (* 1.0 1.0))))
  (sqrt (+ x 1.0))
  1/2
  1/2
  (sqrt (sqrt (* x (- x 1.0))))
  (sqrt (sqrt (* x (- x 1.0))))
  (+ (* x (+ NAN (* x (- NAN (pow NAN 3))))) (* (* (pow x 3) 2) (- (pow NAN 5) (pow NAN 3))))
  (- x (+ 0.5 (/ 0.125 x)))
  (+ 0.5 (- (/ 0.125 x) x))
0.929 * * * [progress]: adding candidates to table
0.954 * [progress]: [Phase 3 of 3] Extracting.
0.954 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- x (+ 0.5 (/ 0.125 x))))> #<alt (λ (x) (sqrt (* x (- x 1.0))))> #<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))>)
0.954 * * * [regime-changes]: Trying 2 branch expressions: ((* (sqrt (- x 1.0)) (sqrt x)) x)
0.955 * * * * [regimes]: Trying to branch on (* (sqrt (- x 1.0)) (sqrt x)) from (#<alt (λ (x) (- x (+ 0.5 (/ 0.125 x))))> #<alt (λ (x) (sqrt (* x (- x 1.0))))> #<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))>)
0.992 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- x (+ 0.5 (/ 0.125 x))))> #<alt (λ (x) (sqrt (* x (- x 1.0))))> #<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))>)
1.021 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
1.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (sqrt (- x 1.0)) (sqrt x))
1.022 * * [simplify]: iteration  0 :  17  enodes  (cost  7 )
1.022 * * [simplify]: iteration  1 :  17  enodes  (cost  7 )
1.023 * [simplify]: Simplified to:
   (* (sqrt (- x 1.0)) (sqrt x))
1.644 * [regime-testing]: End program error score: 0.49243655456932117