8.943 * [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-regraph> :
   (sqrt (* (* 2.0 x) x))
0.015 * * [simplify]: iteration  0 :  5  enodes  (cost  6 )
0.015 * * [simplify]: iteration  1 :  9  enodes  (cost  6 )
0.016 * * [simplify]: iteration  2 :  10  enodes  (cost  6 )
0.017 * * [simplify]: iteration  done :  10  enodes  (cost  6 )
0.017 * [simplify]: Simplified to:
   (sqrt (* (* 2.0 x) x))
0.018 * * [progress]: iteration 1 / 4
0.018 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x) (sqrt (* (* 2.0 x) x)))>
0.020 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.028 * * * [progress]: generating series expansions
0.028 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.028 * [approximate]: Taking taylor expansion of (* x (sqrt 2.0)) in (x) around 0
0.028 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.028 * [taylor]: Taking taylor expansion of 2.0 in x
0.029 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.029 * [taylor]: Taking taylor expansion of 2.0 in x
0.030 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
0.030 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
0.030 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.030 * [taylor]: Taking taylor expansion of 2.0 in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
0.030 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.030 * [taylor]: Taking taylor expansion of 2.0 in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.031 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
0.031 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
0.031 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.031 * [taylor]: Taking taylor expansion of 2.0 in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
0.031 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.031 * [taylor]: Taking taylor expansion of 2.0 in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.032 * * * [progress]: simplifying candidates
0.033 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (sqrt (* (* 2.0 x) x)))
  (exp (sqrt (* (* 2.0 x) x)))
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (* (* (sqrt (* (* 2.0 x) x)) (sqrt (* (* 2.0 x) x))) (sqrt (* (* 2.0 x) x)))
  (sqrt (* 2.0 x))
  (sqrt x)
  (/ 1 2)
  (/ 1 2)
  (/ 1 2)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* -1 (* x (sqrt 2.0)))
0.033 * * [simplify]: iteration  0 :  21  enodes  (cost  99 )
0.040 * * [simplify]: iteration  1 :  34  enodes  (cost  84 )
0.043 * * [simplify]: iteration  2 :  64  enodes  (cost  80 )
0.050 * * [simplify]: iteration  3 :  82  enodes  (cost  80 )
0.058 * * [simplify]: iteration  4 :  90  enodes  (cost  80 )
0.067 * * [simplify]: iteration  5 :  102  enodes  (cost  80 )
0.077 * * [simplify]: iteration  6 :  134  enodes  (cost  80 )
0.097 * * [simplify]: iteration  7 :  215  enodes  (cost  80 )
0.134 * * [simplify]: iteration  8 :  464  enodes  (cost  80 )
0.297 * * [simplify]: iteration  9 :  1493  enodes  (cost  80 )
0.991 * * [simplify]: iteration  done :  5000  enodes  (cost  80 )
0.991 * [simplify]: Simplified to:
   (log (sqrt (* (* 2.0 x) x)))
  (exp (sqrt (* (* 2.0 x) x)))
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (pow (sqrt (* (* 2.0 x) x)) 3)
  (sqrt (* 2.0 x))
  (sqrt x)
  1/2
  1/2
  1/2
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (neg (* x (sqrt 2.0)))
0.991 * * * [progress]: adding candidates to table
1.016 * * [progress]: iteration 2 / 4
1.016 * * * [progress]: picking best candidate
1.039 * * * * [pick]: Picked  #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))>
1.039 * * * [progress]: localizing error
1.046 * * * [progress]: generating rewritten candidates
1.046 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.052 * * * [progress]: generating series expansions
1.052 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.052 * [approximate]: Taking taylor expansion of (pow (* 2.0 (pow x 2)) 1/2) in (x) around 0
1.052 * [taylor]: Taking taylor expansion of (pow (* 2.0 (pow x 2)) 1/2) in x
1.052 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* 2.0 (pow x 2))))) in x
1.052 * [taylor]: Taking taylor expansion of (* 1/2 (log (* 2.0 (pow x 2)))) in x
1.052 * [taylor]: Taking taylor expansion of 1/2 in x
1.052 * [taylor]: Taking taylor expansion of (log (* 2.0 (pow x 2))) in x
1.053 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
1.053 * [taylor]: Taking taylor expansion of 2.0 in x
1.053 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.053 * [taylor]: Taking taylor expansion of x in x
1.054 * [taylor]: Taking taylor expansion of (pow (* 2.0 (pow x 2)) 1/2) in x
1.054 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* 2.0 (pow x 2))))) in x
1.054 * [taylor]: Taking taylor expansion of (* 1/2 (log (* 2.0 (pow x 2)))) in x
1.054 * [taylor]: Taking taylor expansion of 1/2 in x
1.054 * [taylor]: Taking taylor expansion of (log (* 2.0 (pow x 2))) in x
1.054 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
1.054 * [taylor]: Taking taylor expansion of 2.0 in x
1.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.054 * [taylor]: Taking taylor expansion of x in x
1.061 * [approximate]: Taking taylor expansion of (pow (/ 2.0 (pow x 2)) 1/2) in (x) around 0
1.061 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (pow x 2)) 1/2) in x
1.061 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ 2.0 (pow x 2))))) in x
1.061 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ 2.0 (pow x 2)))) in x
1.061 * [taylor]: Taking taylor expansion of 1/2 in x
1.061 * [taylor]: Taking taylor expansion of (log (/ 2.0 (pow x 2))) in x
1.061 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
1.061 * [taylor]: Taking taylor expansion of 2.0 in x
1.061 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.061 * [taylor]: Taking taylor expansion of x in x
1.062 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (pow x 2)) 1/2) in x
1.062 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ 2.0 (pow x 2))))) in x
1.062 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ 2.0 (pow x 2)))) in x
1.062 * [taylor]: Taking taylor expansion of 1/2 in x
1.062 * [taylor]: Taking taylor expansion of (log (/ 2.0 (pow x 2))) in x
1.062 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
1.062 * [taylor]: Taking taylor expansion of 2.0 in x
1.062 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.062 * [taylor]: Taking taylor expansion of x in x
1.069 * [approximate]: Taking taylor expansion of (pow (/ 2.0 (pow x 2)) 1/2) in (x) around 0
1.070 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (pow x 2)) 1/2) in x
1.070 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ 2.0 (pow x 2))))) in x
1.070 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ 2.0 (pow x 2)))) in x
1.070 * [taylor]: Taking taylor expansion of 1/2 in x
1.070 * [taylor]: Taking taylor expansion of (log (/ 2.0 (pow x 2))) in x
1.070 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
1.070 * [taylor]: Taking taylor expansion of 2.0 in x
1.070 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.070 * [taylor]: Taking taylor expansion of x in x
1.070 * [taylor]: Taking taylor expansion of (pow (/ 2.0 (pow x 2)) 1/2) in x
1.070 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ 2.0 (pow x 2))))) in x
1.070 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ 2.0 (pow x 2)))) in x
1.070 * [taylor]: Taking taylor expansion of 1/2 in x
1.070 * [taylor]: Taking taylor expansion of (log (/ 2.0 (pow x 2))) in x
1.070 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
1.070 * [taylor]: Taking taylor expansion of 2.0 in x
1.070 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.070 * [taylor]: Taking taylor expansion of x in x
1.078 * * * [progress]: simplifying candidates
1.078 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ (+ (log 2.0) (log x)) (log x)) 1/2)
  (* (+ (log (* 2.0 x)) (log x)) 1/2)
  (* (log (* (* 2.0 x) x)) 1/2)
  (* (log (* (* 2.0 x) x)) 1/2)
  (* 1 1/2)
  (* 1 1/2)
  (* 1 1/2)
  (pow (* (* 2.0 x) x) (* (cbrt 1/2) (cbrt 1/2)))
  (pow (* (* 2.0 x) x) (sqrt 1/2))
  (pow (* (* 2.0 x) x) 1)
  (pow (* 2.0 x) 1/2)
  (pow x 1/2)
  (log (pow (* (* 2.0 x) x) 1/2))
  (exp (pow (* (* 2.0 x) x) 1/2))
  (* (cbrt (pow (* (* 2.0 x) x) 1/2)) (cbrt (pow (* (* 2.0 x) x) 1/2)))
  (cbrt (pow (* (* 2.0 x) x) 1/2))
  (* (* (pow (* (* 2.0 x) x) 1/2) (pow (* (* 2.0 x) x) 1/2)) (pow (* (* 2.0 x) x) 1/2))
  (sqrt (pow (* (* 2.0 x) x) 1/2))
  (sqrt (pow (* (* 2.0 x) x) 1/2))
  (pow (* (* 2.0 x) x) (/ 1/2 2))
  (pow (* (* 2.0 x) x) (/ 1/2 2))
  (exp (* 1/2 (+ (log 2.0) (* 2 (log x)))))
  (exp (* 1/2 (- (log 2.0) (* 2 (log (/ 1 x))))))
  (exp (* 1/2 (- (log 2.0) (* 2 (log (/ -1 x))))))
1.080 * * [simplify]: iteration  0 :  53  enodes  (cost  210 )
1.087 * * [simplify]: iteration  1 :  120  enodes  (cost  177 )
1.106 * * [simplify]: iteration  2 :  253  enodes  (cost  164 )
1.144 * * [simplify]: iteration  3 :  728  enodes  (cost  155 )
1.545 * * [simplify]: iteration  4 :  3554  enodes  (cost  125 )
2.533 * * [simplify]: iteration  done :  5000  enodes  (cost  125 )
2.533 * [simplify]: Simplified to:
   (log (* x (sqrt 2.0)))
  (log (* x (sqrt 2.0)))
  (log (* x (sqrt 2.0)))
  (log (* x (sqrt 2.0)))
  1/2
  1/2
  1/2
  (pow (* (* 2.0 x) x) (* (cbrt 1/2) (cbrt 1/2)))
  (pow (* (* 2.0 x) x) (sqrt 1/2))
  (* 2.0 (* x x))
  (sqrt (* 2.0 x))
  (sqrt x)
  (log (* x (sqrt 2.0)))
  (exp (* (sqrt 2.0) x))
  (* (cbrt (* (sqrt 2.0) x)) (cbrt (* (sqrt 2.0) x)))
  (cbrt (* (sqrt 2.0) x))
  (pow (* (sqrt 2.0) x) 3)
  (sqrt (* (sqrt 2.0) x))
  (sqrt (* (sqrt 2.0) x))
  (pow (* 2.0 (* x x)) 1/4)
  (pow (* 2.0 (* x x)) 1/4)
  (* (sqrt 2.0) x)
  (* (sqrt 2.0) x)
  (sqrt (* (pow (/ -1 x) -2) 2.0))
2.533 * * * [progress]: adding candidates to table
2.564 * * [progress]: iteration 3 / 4
2.564 * * * [progress]: picking best candidate
2.584 * * * * [pick]: Picked  #<alt (λ (x) (sqrt (* (pow (/ -1 x) -2) 2.0)))>
2.584 * * * [progress]: localizing error
2.590 * * * [progress]: generating rewritten candidates
2.590 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.596 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 1)
2.602 * * * [progress]: generating series expansions
2.602 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.602 * [approximate]: Taking taylor expansion of (* x (sqrt 2.0)) in (x) around 0
2.602 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
2.602 * [taylor]: Taking taylor expansion of x in x
2.602 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
2.602 * [taylor]: Taking taylor expansion of 2.0 in x
2.602 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
2.602 * [taylor]: Taking taylor expansion of x in x
2.603 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
2.603 * [taylor]: Taking taylor expansion of 2.0 in x
2.604 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
2.604 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
2.604 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
2.604 * [taylor]: Taking taylor expansion of 2.0 in x
2.604 * [taylor]: Taking taylor expansion of x in x
2.604 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
2.604 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
2.604 * [taylor]: Taking taylor expansion of 2.0 in x
2.604 * [taylor]: Taking taylor expansion of x in x
2.605 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
2.605 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
2.605 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
2.605 * [taylor]: Taking taylor expansion of 2.0 in x
2.605 * [taylor]: Taking taylor expansion of x in x
2.605 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
2.605 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
2.605 * [taylor]: Taking taylor expansion of 2.0 in x
2.605 * [taylor]: Taking taylor expansion of x in x
2.606 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 1)
2.606 * [approximate]: Taking taylor expansion of (pow (/ -1 x) -2) in (x) around 0
2.606 * [taylor]: Taking taylor expansion of (pow (/ -1 x) -2) in x
2.606 * [taylor]: Taking taylor expansion of (/ -1 x) in x
2.606 * [taylor]: Taking taylor expansion of -1 in x
2.606 * [taylor]: Taking taylor expansion of x in x
2.607 * [taylor]: Taking taylor expansion of (pow (/ -1 x) -2) in x
2.607 * [taylor]: Taking taylor expansion of (/ -1 x) in x
2.607 * [taylor]: Taking taylor expansion of -1 in x
2.607 * [taylor]: Taking taylor expansion of x in x
2.608 * [approximate]: Taking taylor expansion of (pow (* -1 x) -2) in (x) around 0
2.608 * [taylor]: Taking taylor expansion of (pow (* -1 x) -2) in x
2.608 * [taylor]: Taking taylor expansion of (* -1 x) in x
2.608 * [taylor]: Taking taylor expansion of -1 in x
2.608 * [taylor]: Taking taylor expansion of x in x
2.608 * [taylor]: Taking taylor expansion of (pow (* -1 x) -2) in x
2.608 * [taylor]: Taking taylor expansion of (* -1 x) in x
2.608 * [taylor]: Taking taylor expansion of -1 in x
2.608 * [taylor]: Taking taylor expansion of x in x
2.610 * [approximate]: Taking taylor expansion of (pow x -2) in (x) around 0
2.610 * [taylor]: Taking taylor expansion of (pow x -2) in x
2.610 * [taylor]: Taking taylor expansion of x in x
2.610 * [taylor]: Taking taylor expansion of (pow x -2) in x
2.610 * [taylor]: Taking taylor expansion of x in x
2.611 * * * [progress]: simplifying candidates
2.611 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (exp (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (* (cbrt (sqrt (* (pow (/ -1 x) -2) 2.0))) (cbrt (sqrt (* (pow (/ -1 x) -2) 2.0))))
  (cbrt (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (* (* (sqrt (* (pow (/ -1 x) -2) 2.0)) (sqrt (* (pow (/ -1 x) -2) 2.0))) (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (sqrt (pow (/ -1 x) -2))
  (sqrt 2.0)
  (/ 1 2)
  (sqrt (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (sqrt (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (* (- (log -1) (log x)) -2)
  (* (log (/ -1 x)) -2)
  (* (log (/ -1 x)) -2)
  (* 1 -2)
  (pow (/ -1 x) (* (cbrt -2) (cbrt -2)))
  (pow (/ -1 x) (sqrt -2))
  (pow (/ -1 x) 1)
  (pow (* (cbrt (/ -1 x)) (cbrt (/ -1 x))) -2)
  (pow (cbrt (/ -1 x)) -2)
  (pow (sqrt (/ -1 x)) -2)
  (pow (sqrt (/ -1 x)) -2)
  (pow (/ (* (cbrt -1) (cbrt -1)) (* (cbrt x) (cbrt x))) -2)
  (pow (/ (cbrt -1) (cbrt x)) -2)
  (pow (/ (* (cbrt -1) (cbrt -1)) (sqrt x)) -2)
  (pow (/ (cbrt -1) (sqrt x)) -2)
  (pow (/ (* (cbrt -1) (cbrt -1)) 1) -2)
  (pow (/ (cbrt -1) x) -2)
  (pow (/ (sqrt -1) (* (cbrt x) (cbrt x))) -2)
  (pow (/ (sqrt -1) (cbrt x)) -2)
  (pow (/ (sqrt -1) (sqrt x)) -2)
  (pow (/ (sqrt -1) (sqrt x)) -2)
  (pow (/ (sqrt -1) 1) -2)
  (pow (/ (sqrt -1) x) -2)
  (pow (/ 1 (* (cbrt x) (cbrt x))) -2)
  (pow (/ -1 (cbrt x)) -2)
  (pow (/ 1 (sqrt x)) -2)
  (pow (/ -1 (sqrt x)) -2)
  (pow (/ 1 1) -2)
  (pow (/ -1 x) -2)
  (pow 1 -2)
  (pow (/ -1 x) -2)
  (pow -1 -2)
  (pow (/ 1 x) -2)
  (log (pow (/ -1 x) -2))
  (exp (pow (/ -1 x) -2))
  (* (cbrt (pow (/ -1 x) -2)) (cbrt (pow (/ -1 x) -2)))
  (cbrt (pow (/ -1 x) -2))
  (* (* (pow (/ -1 x) -2) (pow (/ -1 x) -2)) (pow (/ -1 x) -2))
  (sqrt (pow (/ -1 x) -2))
  (sqrt (pow (/ -1 x) -2))
  (pow (/ -1 x) (/ -2 2))
  (pow (/ -1 x) (/ -2 2))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* -1 (* x (sqrt 2.0)))
  (pow x 2)
  (pow x 2)
  (pow x 2)
2.613 * * [simplify]: iteration  0 :  92  enodes  (cost  417 )
2.624 * * [simplify]: iteration  1 :  185  enodes  (cost  377 )
2.651 * * [simplify]: iteration  2 :  458  enodes  (cost  367 )
2.715 * * [simplify]: iteration  3 :  1200  enodes  (cost  354 )
3.088 * * [simplify]: iteration  4 :  4680  enodes  (cost  324 )
4.330 * * [simplify]: iteration  done :  5000  enodes  (cost  321 )
4.331 * [simplify]: Simplified to:
   (log (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (exp (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (* (cbrt (sqrt (* (pow (/ -1 x) -2) 2.0))) (cbrt (sqrt (* (pow (/ -1 x) -2) 2.0))))
  (cbrt (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (pow (sqrt (* (pow (/ -1 x) -2) 2.0)) 3)
  (fabs (neg x))
  (sqrt 2.0)
  1/2
  (sqrt (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (sqrt (sqrt (* (pow (/ -1 x) -2) 2.0)))
  (* 2 (log (neg x)))
  (* 2 (log (neg x)))
  (* 2 (log (neg x)))
  -2
  (pow (/ -1 x) (* (cbrt -2) (cbrt -2)))
  (pow (/ -1 x) (sqrt -2))
  (/ -1 x)
  (pow (* (cbrt (/ -1 x)) (cbrt (/ -1 x))) -2)
  (pow (cbrt (/ -1 x)) -2)
  (neg x)
  (neg x)
  (pow (/ (* (cbrt -1) (cbrt -1)) (* (cbrt x) (cbrt x))) -2)
  (pow (/ (cbrt -1) (cbrt x)) -2)
  (* (pow (* (cbrt -1) (cbrt -1)) -2) x)
  (pow (/ (cbrt -1) (sqrt x)) -2)
  (pow (* (cbrt -1) (cbrt -1)) -2)
  (pow (/ (cbrt -1) x) -2)
  (pow (/ (sqrt -1) (* (cbrt x) (cbrt x))) -2)
  (pow (/ (sqrt -1) (cbrt x)) -2)
  (* (pow (sqrt -1) -2) x)
  (* (pow (sqrt -1) -2) x)
  (pow (sqrt -1) -2)
  (pow (/ (sqrt -1) x) -2)
  (pow (/ 1 (* (cbrt x) (cbrt x))) -2)
  (* (cbrt x) (cbrt x))
  x
  x
  1
  (pow (/ -1 x) -2)
  1
  (pow (/ -1 x) -2)
  1
  (pow x 2)
  (* 2 (log (neg x)))
  (exp (pow (/ -1 x) -2))
  (* (cbrt (pow (/ -1 x) -2)) (cbrt (pow (/ -1 x) -2)))
  (cbrt (pow (/ -1 x) -2))
  (pow (neg x) 6)
  (fabs (neg x))
  (fabs (neg x))
  (neg x)
  (neg x)
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (neg (* x (sqrt 2.0)))
  (pow x 2)
  (pow x 2)
  (pow x 2)
4.331 * * * [progress]: adding candidates to table
4.390 * * [progress]: iteration 4 / 4
4.390 * * * [progress]: picking best candidate
4.410 * * * * [pick]: Picked  #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))>
4.410 * * * [progress]: localizing error
4.416 * * * [progress]: generating rewritten candidates
4.416 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2 1)
4.421 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1)
4.425 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
4.441 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2)
4.453 * * * [progress]: generating series expansions
4.453 * * * * [progress]: [ 1 / 4 ] generating series at (2 2 1)
4.453 * [approximate]: Taking taylor expansion of (* x (sqrt 2.0)) in (x) around 0
4.453 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.453 * [taylor]: Taking taylor expansion of x in x
4.453 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.453 * [taylor]: Taking taylor expansion of 2.0 in x
4.453 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.453 * [taylor]: Taking taylor expansion of x in x
4.453 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.453 * [taylor]: Taking taylor expansion of 2.0 in x
4.454 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
4.454 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.454 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.454 * [taylor]: Taking taylor expansion of 2.0 in x
4.455 * [taylor]: Taking taylor expansion of x in x
4.455 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.455 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.455 * [taylor]: Taking taylor expansion of 2.0 in x
4.455 * [taylor]: Taking taylor expansion of x in x
4.456 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
4.456 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.456 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.456 * [taylor]: Taking taylor expansion of 2.0 in x
4.456 * [taylor]: Taking taylor expansion of x in x
4.456 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.456 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.456 * [taylor]: Taking taylor expansion of 2.0 in x
4.456 * [taylor]: Taking taylor expansion of x in x
4.457 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1)
4.457 * [approximate]: Taking taylor expansion of (* x (sqrt 2.0)) in (x) around 0
4.457 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.457 * [taylor]: Taking taylor expansion of x in x
4.457 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.457 * [taylor]: Taking taylor expansion of 2.0 in x
4.457 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.457 * [taylor]: Taking taylor expansion of x in x
4.457 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.457 * [taylor]: Taking taylor expansion of 2.0 in x
4.458 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
4.458 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.458 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.458 * [taylor]: Taking taylor expansion of 2.0 in x
4.459 * [taylor]: Taking taylor expansion of x in x
4.459 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.459 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.459 * [taylor]: Taking taylor expansion of 2.0 in x
4.459 * [taylor]: Taking taylor expansion of x in x
4.460 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
4.460 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.460 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.460 * [taylor]: Taking taylor expansion of 2.0 in x
4.460 * [taylor]: Taking taylor expansion of x in x
4.460 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.460 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.460 * [taylor]: Taking taylor expansion of 2.0 in x
4.460 * [taylor]: Taking taylor expansion of x in x
4.461 * * * * [progress]: [ 3 / 4 ] generating series at (2)
4.461 * [approximate]: Taking taylor expansion of (* x (sqrt 2.0)) in (x) around 0
4.461 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.461 * [taylor]: Taking taylor expansion of x in x
4.461 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.461 * [taylor]: Taking taylor expansion of 2.0 in x
4.462 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.462 * [taylor]: Taking taylor expansion of x in x
4.462 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.462 * [taylor]: Taking taylor expansion of 2.0 in x
4.463 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
4.463 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.463 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.463 * [taylor]: Taking taylor expansion of 2.0 in x
4.463 * [taylor]: Taking taylor expansion of x in x
4.463 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.463 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.463 * [taylor]: Taking taylor expansion of 2.0 in x
4.463 * [taylor]: Taking taylor expansion of x in x
4.465 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) x) in (x) around 0
4.465 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.465 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.465 * [taylor]: Taking taylor expansion of 2.0 in x
4.465 * [taylor]: Taking taylor expansion of x in x
4.465 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.465 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.465 * [taylor]: Taking taylor expansion of 2.0 in x
4.465 * [taylor]: Taking taylor expansion of x in x
4.466 * * * * [progress]: [ 4 / 4 ] generating series at (2 2)
4.466 * [approximate]: Taking taylor expansion of (sqrt (* x (sqrt 2.0))) in (x) around 0
4.466 * [taylor]: Taking taylor expansion of (sqrt (* x (sqrt 2.0))) in x
4.466 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.466 * [taylor]: Taking taylor expansion of x in x
4.466 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.466 * [taylor]: Taking taylor expansion of 2.0 in x
4.466 * [taylor]: Taking taylor expansion of (sqrt (* x (sqrt 2.0))) in x
4.466 * [taylor]: Taking taylor expansion of (* x (sqrt 2.0)) in x
4.466 * [taylor]: Taking taylor expansion of x in x
4.466 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.466 * [taylor]: Taking taylor expansion of 2.0 in x
4.468 * [approximate]: Taking taylor expansion of (sqrt (/ (sqrt 2.0) x)) in (x) around 0
4.468 * [taylor]: Taking taylor expansion of (sqrt (/ (sqrt 2.0) x)) in x
4.468 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.468 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.468 * [taylor]: Taking taylor expansion of 2.0 in x
4.468 * [taylor]: Taking taylor expansion of x in x
4.468 * [taylor]: Taking taylor expansion of (sqrt (/ (sqrt 2.0) x)) in x
4.468 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.468 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.468 * [taylor]: Taking taylor expansion of 2.0 in x
4.468 * [taylor]: Taking taylor expansion of x in x
4.470 * [approximate]: Taking taylor expansion of (sqrt (/ (sqrt 2.0) x)) in (x) around 0
4.470 * [taylor]: Taking taylor expansion of (sqrt (/ (sqrt 2.0) x)) in x
4.470 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.470 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.470 * [taylor]: Taking taylor expansion of 2.0 in x
4.470 * [taylor]: Taking taylor expansion of x in x
4.470 * [taylor]: Taking taylor expansion of (sqrt (/ (sqrt 2.0) x)) in x
4.470 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) x) in x
4.470 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
4.470 * [taylor]: Taking taylor expansion of 2.0 in x
4.470 * [taylor]: Taking taylor expansion of x in x
4.472 * * * [progress]: simplifying candidates
4.473 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (sqrt (* (* 2.0 x) x)))
  (exp (sqrt (* (* 2.0 x) x)))
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (* (* (sqrt (* (* 2.0 x) x)) (sqrt (* (* 2.0 x) x))) (sqrt (* (* 2.0 x) x)))
  (sqrt (* 2.0 x))
  (sqrt x)
  (/ 1 2)
  (/ 1 2)
  (/ 1 2)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (log (sqrt (* (* 2.0 x) x)))
  (exp (sqrt (* (* 2.0 x) x)))
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (* (* (sqrt (* (* 2.0 x) x)) (sqrt (* (* 2.0 x) x))) (sqrt (* (* 2.0 x) x)))
  (sqrt (* 2.0 x))
  (sqrt x)
  (/ 1 2)
  (/ 1 2)
  (/ 1 2)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (+ 1/2 1/2)
  (+ 1/2 (/ 1 2))
  (+ 1 1)
  (+ (/ 1/2 2) (/ 1/2 2))
  (+ (/ 1/2 2) (/ (/ 1 2) 2))
  (+ (/ 1/2 2) (/ (/ 1 2) 2))
  (+ (/ 1/2 2) (/ (/ 1 2) 2))
  (+ (/ 1 2) 1/2)
  (+ (/ 1 2) (/ 1 2))
  (+ (/ (/ 1 2) 2) (/ 1/2 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ 1/2 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ 1/2 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (+ (/ (/ 1 2) 2) (/ (/ 1 2) 2))
  (* (sqrt (* (* 2.0 x) x)) (sqrt (* (* 2.0 x) x)))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (sqrt (* (* 2.0 x) x)) (sqrt (* (* 2.0 x) x)))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (* (* (* 2.0 x) x) (* (* 2.0 x) x))
  (+ 1 1)
  (+ (log (sqrt (sqrt (* (* 2.0 x) x)))) (log (sqrt (sqrt (* (* 2.0 x) x)))))
  (log (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))
  (exp (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (* (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x)))) (* (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (cbrt (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))) (cbrt (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))))
  (cbrt (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (* (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (* (* 2.0 x) x)) (sqrt (* (* 2.0 x) x)))
  (sqrt (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))
  (sqrt (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (sqrt (* (* 2.0 x) x))))) (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (sqrt (* (* 2.0 x) x))))))
  (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))) (sqrt (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))))
  (* (sqrt (cbrt (sqrt (* (* 2.0 x) x)))) (sqrt (cbrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (* 2.0 x))) (sqrt (sqrt (* 2.0 x))))
  (* (sqrt (sqrt x)) (sqrt (sqrt x)))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt 1) (sqrt 1))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* 1 1)
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* 2 1/2)
  (* 2 1)
  (* 2 (/ 1/2 2))
  (* 2 (/ 1 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* 2 (/ (/ 1 2) 2))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (sqrt (* (* 2.0 x) x))))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* 2.0 x))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt 1))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) 1)
  (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (cbrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x))))
  (log (sqrt (sqrt (* (* 2.0 x) x))))
  (exp (sqrt (sqrt (* (* 2.0 x) x))))
  (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (cbrt (sqrt (sqrt (* (* 2.0 x) x))))
  (* (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x))))
  (sqrt (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))))
  (sqrt (cbrt (sqrt (* (* 2.0 x) x))))
  (sqrt (sqrt (* 2.0 x)))
  (sqrt (sqrt x))
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  (sqrt 1)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (/ 1/2 2)
  (/ 1 2)
  (/ (/ 1 2) 2)
  (/ (/ 1 2) 2)
  (/ (/ 1 2) 2)
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* -1 (* x (sqrt 2.0)))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* -1 (* x (sqrt 2.0)))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* -1 (* x (sqrt 2.0)))
  (+ (* x (* NAN (sqrt 2.0))) (+ (* (pow x 3) (* (pow NAN 5) (pow (sqrt 2.0) 3))) (* (pow x 2) (* (pow NAN 3) (pow (sqrt 2.0) 2)))))
  (+ (/ (* (pow NAN 3) (pow (sqrt 2.0) 2)) x) (+ (* NAN (sqrt 2.0)) (/ (* (pow NAN 5) (pow (sqrt 2.0) 3)) (pow x 2))))
  (- (+ (* NAN (sqrt 2.0)) (/ (* (pow NAN 5) (pow (sqrt 2.0) 3)) (pow x 2))) (/ (* (pow NAN 3) (pow (sqrt 2.0) 2)) x))
4.478 * * [simplify]: iteration  0 :  100  enodes  (cost  1759 )
4.495 * * [simplify]: iteration  1 :  212  enodes  (cost  1092 )
4.527 * * [simplify]: iteration  2 :  703  enodes  (cost  978 )
4.682 * * [simplify]: iteration  3 :  2729  enodes  (cost  911 )
5.232 * * [simplify]: iteration  done :  5000  enodes  (cost  899 )
5.233 * [simplify]: Simplified to:
   (log (sqrt (* (* 2.0 x) x)))
  (exp (sqrt (* (* 2.0 x) x)))
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (pow (sqrt (* (* 2.0 x) x)) 3)
  (sqrt (* 2.0 x))
  (sqrt x)
  1/2
  1/2
  1/2
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (log (sqrt (* (* 2.0 x) x)))
  (exp (sqrt (* (* 2.0 x) x)))
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (pow (sqrt (* (* 2.0 x) x)) 3)
  (sqrt (* 2.0 x))
  (sqrt x)
  1/2
  1/2
  1/2
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  1
  1
  2
  1/2
  1/2
  1/2
  1/2
  1
  1
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  (* (* 2.0 x) x)
  (sqrt (* (* 2.0 x) x))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 x) x)
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  (* (* 2.0 2.0) (pow x 4))
  2
  (log (sqrt (* (* 2.0 x) x)))
  (log (sqrt (* (* 2.0 x) x)))
  (exp (sqrt (* (* 2.0 x) x)))
  (pow (sqrt (* (* 2.0 x) x)) 3)
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (pow (sqrt (* (* 2.0 x) x)) 3)
  (* (* 2.0 x) x)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (pow (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) 4)
  (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x))))
  (cbrt (sqrt (* (* 2.0 x) x)))
  (sqrt (* 2.0 x))
  (sqrt x)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  1
  (sqrt (* (* 2.0 x) x))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  1
  (sqrt (* (* 2.0 x) x))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  (sqrt (sqrt (* (* 2.0 x) x)))
  1
  2
  1/2
  1
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  1/2
  (* (pow (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) 4) (cbrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (* (fabs (cbrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* 2.0 x))))
  (pow (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) 3)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (pow (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) 3)
  (sqrt (sqrt (* (* 2.0 x) x)))
  (pow (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) 4)
  (* (sqrt (cbrt (sqrt (* (* 2.0 x) x)))) (sqrt (sqrt (* (* 2.0 x) x))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (* (* 2.0 x) x))))
  (pow (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) 3)
  (sqrt (* (* 2.0 x) x))
  (pow (sqrt (sqrt (sqrt (* (* 2.0 x) x)))) 3)
  (sqrt (* (* 2.0 x) x))
  (log (sqrt (sqrt (* (* 2.0 x) x))))
  (exp (sqrt (sqrt (* (* 2.0 x) x))))
  (* (cbrt (sqrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (sqrt (* (* 2.0 x) x)))))
  (cbrt (sqrt (sqrt (* (* 2.0 x) x))))
  (pow (sqrt (sqrt (* (* 2.0 x) x))) 3)
  (fabs (cbrt (sqrt (* (* 2.0 x) x))))
  (sqrt (cbrt (sqrt (* (* 2.0 x) x))))
  (sqrt (sqrt (* 2.0 x)))
  (sqrt (sqrt x))
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  1
  (sqrt (sqrt (* (* 2.0 x) x)))
  1/4
  1/2
  1/4
  1/4
  1/4
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  (sqrt (sqrt (sqrt (* (* 2.0 x) x))))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (neg (* x (sqrt 2.0)))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (neg (* x (sqrt 2.0)))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (neg (* x (sqrt 2.0)))
  (+ (* (sqrt 2.0) (+ (* (* (pow x 3) (pow NAN 5)) 2.0) (* x NAN))) (* (* (pow NAN 3) 2.0) (pow x 2)))
  (+ (+ (* NAN (sqrt 2.0)) (/ (* (pow NAN 5) (pow (sqrt 2.0) 3)) (pow x 2))) (/ (pow NAN 3) (/ x 2.0)))
  (- (+ (* NAN (sqrt 2.0)) (/ (* (pow NAN 5) (pow (sqrt 2.0) 3)) (pow x 2))) (/ (pow NAN 3) (/ x 2.0)))
5.233 * * * [progress]: adding candidates to table
5.370 * [progress]: [Phase 3 of 3] Extracting.
5.370 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (* 2.0 x)) (sqrt x)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (* x (sqrt 2.0)))> #<alt (λ (x) (sqrt (* (pow (/ -1 x) -2) 2.0)))> #<alt (λ (x) (neg (* x (sqrt 2.0))))> #<alt (λ (x) (* (sqrt (* (sqrt 2.0) x)) (sqrt (* (sqrt 2.0) x))))>)
5.370 * * * [regime-changes]: Trying 3 branch expressions: ((* (* 2.0 x) x) (sqrt (* (* 2.0 x) x)) x)
5.370 * * * * [regimes]: Trying to branch on (* (* 2.0 x) x) from (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (* 2.0 x)) (sqrt x)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (* x (sqrt 2.0)))> #<alt (λ (x) (sqrt (* (pow (/ -1 x) -2) 2.0)))> #<alt (λ (x) (neg (* x (sqrt 2.0))))> #<alt (λ (x) (* (sqrt (* (sqrt 2.0) x)) (sqrt (* (sqrt 2.0) x))))>)
5.426 * * * * [regimes]: Trying to branch on (* (* 2.0 x) x) from (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))>)
5.456 * * * * [regimes]: Trying to branch on (sqrt (* (* 2.0 x) x)) from (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (* 2.0 x)) (sqrt x)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (* x (sqrt 2.0)))> #<alt (λ (x) (sqrt (* (pow (/ -1 x) -2) 2.0)))> #<alt (λ (x) (neg (* x (sqrt 2.0))))> #<alt (λ (x) (* (sqrt (* (sqrt 2.0) x)) (sqrt (* (sqrt 2.0) x))))>)
5.518 * * * * [regimes]: Trying to branch on (sqrt (* (* 2.0 x) x)) from (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))>)
5.552 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (* 2.0 x)) (sqrt x)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (* x (sqrt 2.0)))> #<alt (λ (x) (sqrt (* (pow (/ -1 x) -2) 2.0)))> #<alt (λ (x) (neg (* x (sqrt 2.0))))> #<alt (λ (x) (* (sqrt (* (sqrt 2.0) x)) (sqrt (* (sqrt 2.0) x))))>)
5.606 * * * [regime]: Found split indices: #<option (#s(si 7 126) #s(si 3 255))>
5.607 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (* 2.0 x)) (sqrt x)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (* x (sqrt 2.0)))> #<alt (λ (x) (sqrt (* (pow (/ -1 x) -2) 2.0)))> #<alt (λ (x) (neg (* x (sqrt 2.0))))> #<alt (λ (x) (* (sqrt (* (sqrt 2.0) x)) (sqrt (* (sqrt 2.0) x))))>)
5.621 * [regimes]: Found splitpoints: (#s(sp 7 x 1.9786006080648e-310) #s(sp 3 x +nan.0)) , with alts (#<alt (λ (x) (* (* (cbrt (sqrt (* (* 2.0 x) x))) (cbrt (sqrt (* (* 2.0 x) x)))) (cbrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (pow (* (* 2.0 x) x) 1/2))> #<alt (λ (x) (cbrt (pow (sqrt (* (* 2.0 x) x)) 3)))> #<alt (λ (x) (* (sqrt (* 2.0 x)) (sqrt x)))> #<alt (λ (x) (* (sqrt (sqrt (* (* 2.0 x) x))) (sqrt (sqrt (* (* 2.0 x) x)))))> #<alt (λ (x) (* x (sqrt 2.0)))> #<alt (λ (x) (sqrt (* (pow (/ -1 x) -2) 2.0)))> #<alt (λ (x) (neg (* x (sqrt 2.0))))> #<alt (λ (x) (* (sqrt (* (sqrt 2.0) x)) (sqrt (* (sqrt 2.0) x))))>)
5.621 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (if (<= x 1.9786006080648e-310) (neg (* x (sqrt 2.0))) (* (sqrt (* 2.0 x)) (sqrt x)))
5.622 * * [simplify]: iteration  0 :  12  enodes  (cost  16 )
5.622 * * [simplify]: iteration  1 :  19  enodes  (cost  16 )
5.623 * * [simplify]: iteration  2 :  21  enodes  (cost  16 )
5.623 * * [simplify]: iteration  done :  21  enodes  (cost  16 )
5.623 * [simplify]: Simplified to:
   (if (<= x 1.9786006080648e-310) (neg (* x (sqrt 2.0))) (* (sqrt (* 2.0 x)) (sqrt x)))
6.714 * [regime-testing]: End program error score: 0.40482428741218845