0.415 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.032 * * * [progress]: [2/2] Setting up program.
0.035 * [progress]: [Phase 2 of 3] Improving.
0.038 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (* (+ x 1.0) (+ x 1.0)) 1.0)
0.041 * * [simplify]: iteration  0 :  5  enodes  (cost  9 )
0.045 * * [simplify]: iteration  1 :  14  enodes  (cost  9 )
0.047 * * [simplify]: iteration  2 :  33  enodes  (cost  9 )
0.052 * * [simplify]: iteration  3 :  70  enodes  (cost  9 )
0.063 * * [simplify]: iteration  4 :  161  enodes  (cost  9 )
0.099 * * [simplify]: iteration  5 :  266  enodes  (cost  9 )
0.135 * * [simplify]: iteration  6 :  382  enodes  (cost  9 )
0.187 * * [simplify]: iteration  7 :  614  enodes  (cost  9 )
0.314 * * [simplify]: iteration  8 :  1278  enodes  (cost  9 )
0.488 * * [simplify]: iteration  9 :  1862  enodes  (cost  9 )
0.744 * * [simplify]: iteration  10 :  2669  enodes  (cost  9 )
1.376 * * [simplify]: iteration  11 :  3506  enodes  (cost  9 )
1.621 * * [simplify]: iteration  12 :  4200  enodes  (cost  9 )
1.894 * * [simplify]: iteration  13 :  4855  enodes  (cost  9 )
2.316 * * [simplify]: iteration  done :  5000  enodes  (cost  9 )
2.317 * [simplify]: Simplified to:
   (- (* (+ x 1.0) (+ x 1.0)) 1.0)
2.318 * * [progress]: iteration 1 / 4
2.319 * * * [progress]: picking best candidate
2.321 * * * * [pick]: Picked  #<alt (λ (x) (- (* (+ x 1.0) (+ x 1.0)) 1.0))>
2.321 * * * [progress]: localizing error
2.327 * * * [progress]: generating rewritten candidates
2.327 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.338 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
2.349 * * * [progress]: generating series expansions
2.349 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.354 * [approximate]: Taking taylor expansion of (+ (* 2.0 x) (pow x 2)) in (x) around 0
2.355 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow x 2)) in x
2.355 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
2.355 * [taylor]: Taking taylor expansion of 2.0 in x
2.355 * [taylor]: Taking taylor expansion of x in x
2.355 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.355 * [taylor]: Taking taylor expansion of x in x
2.356 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow x 2)) in x
2.356 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
2.356 * [taylor]: Taking taylor expansion of 2.0 in x
2.356 * [taylor]: Taking taylor expansion of x in x
2.356 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.356 * [taylor]: Taking taylor expansion of x in x
2.358 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
2.358 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
2.358 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.358 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.358 * [taylor]: Taking taylor expansion of x in x
2.358 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
2.358 * [taylor]: Taking taylor expansion of 2.0 in x
2.358 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.358 * [taylor]: Taking taylor expansion of x in x
2.358 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
2.358 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.358 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.359 * [taylor]: Taking taylor expansion of x in x
2.359 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
2.359 * [taylor]: Taking taylor expansion of 2.0 in x
2.359 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.359 * [taylor]: Taking taylor expansion of x in x
2.369 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
2.369 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
2.369 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.370 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.370 * [taylor]: Taking taylor expansion of x in x
2.370 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
2.370 * [taylor]: Taking taylor expansion of 2.0 in x
2.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.370 * [taylor]: Taking taylor expansion of x in x
2.370 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
2.370 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.370 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.370 * [taylor]: Taking taylor expansion of x in x
2.370 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
2.370 * [taylor]: Taking taylor expansion of 2.0 in x
2.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.370 * [taylor]: Taking taylor expansion of x in x
2.372 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
2.372 * [approximate]: Taking taylor expansion of (pow (+ x 1.0) 2) in (x) around 0
2.372 * [taylor]: Taking taylor expansion of (pow (+ x 1.0) 2) in x
2.372 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.372 * [taylor]: Taking taylor expansion of x in x
2.372 * [taylor]: Taking taylor expansion of 1.0 in x
2.372 * [taylor]: Taking taylor expansion of (pow (+ x 1.0) 2) in x
2.372 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
2.372 * [taylor]: Taking taylor expansion of x in x
2.372 * [taylor]: Taking taylor expansion of 1.0 in x
2.373 * [approximate]: Taking taylor expansion of (pow (+ (/ 1 x) 1.0) 2) in (x) around 0
2.373 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 x) 1.0) 2) in x
2.373 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.373 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.373 * [taylor]: Taking taylor expansion of x in x
2.373 * [taylor]: Taking taylor expansion of 1.0 in x
2.373 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 x) 1.0) 2) in x
2.373 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
2.373 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.373 * [taylor]: Taking taylor expansion of x in x
2.373 * [taylor]: Taking taylor expansion of 1.0 in x
2.373 * [approximate]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in (x) around 0
2.373 * [taylor]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in x
2.373 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.373 * [taylor]: Taking taylor expansion of 1.0 in x
2.373 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.373 * [taylor]: Taking taylor expansion of x in x
2.373 * [taylor]: Taking taylor expansion of (pow (- 1.0 (/ 1 x)) 2) in x
2.373 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
2.373 * [taylor]: Taking taylor expansion of 1.0 in x
2.373 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.374 * [taylor]: Taking taylor expansion of x in x
2.374 * * * [progress]: simplifying candidates
2.375 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (* (+ x 1.0) (+ x 1.0))) (exp 1.0))
  (log (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (exp (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (* (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0)))
  (cbrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (* (* (- (* (+ x 1.0) (+ x 1.0)) 1.0) (- (* (+ x 1.0) (+ x 1.0)) 1.0)) (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (sqrt (- (* (+ x 1.0) (+ x 1.0)) 1.0))
  (- (pow (* (+ x 1.0) (+ x 1.0)) 3) (pow 1.0 3))
  (+ (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (+ (* 1.0 1.0) (* (* (+ x 1.0) (+ x 1.0)) 1.0)))
  (neg 1.0)
  (- (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (* 1.0 1.0))
  (+ (* (+ x 1.0) (+ x 1.0)) 1.0)
  (+ (+ x 1.0) (sqrt 1.0))
  (- (+ x 1.0) (sqrt 1.0))
  (- (* (+ x 1.0) 1.0) 1.0)
  (- (* 1.0 (+ x 1.0)) 1.0)
  (neg 1.0)
  (+ 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (+ 1 1)
  (+ (log (+ x 1.0)) (log (+ x 1.0)))
  (log (* (+ x 1.0) (+ x 1.0)))
  (exp (* (+ x 1.0) (+ x 1.0)))
  (* (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)))
  (* (cbrt (* (+ x 1.0) (+ x 1.0))) (cbrt (* (+ x 1.0) (+ x 1.0))))
  (cbrt (* (+ x 1.0) (+ x 1.0)))
  (* (* (* (+ x 1.0) (+ x 1.0)) (* (+ x 1.0) (+ x 1.0))) (* (+ x 1.0) (+ x 1.0)))
  (sqrt (* (+ x 1.0) (+ x 1.0)))
  (sqrt (* (+ x 1.0) (+ x 1.0)))
  (* (+ (pow x 3) (pow 1.0 3)) (+ (pow x 3) (pow 1.0 3)))
  (* (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (* (+ (pow x 3) (pow 1.0 3)) (- (* x x) (* 1.0 1.0)))
  (* (+ (* x x) (- (* 1.0 1.0) (* x 1.0))) (- x 1.0))
  (* (- (* x x) (* 1.0 1.0)) (+ (pow x 3) (pow 1.0 3)))
  (* (- x 1.0) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (* (- (* x x) (* 1.0 1.0)) (- (* x x) (* 1.0 1.0)))
  (* (- x 1.0) (- x 1.0))
  (* (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* 1 1)
  (* (+ x 1.0) (+ x 1.0))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* (sqrt (+ x 1.0)) (sqrt (+ x 1.0)))
  (* 2 1)
  (* (+ x 1.0) x)
  (* (+ x 1.0) 1.0)
  (* x (+ x 1.0))
  (* 1.0 (+ x 1.0))
  (* (+ x 1.0) (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))))
  (* (+ x 1.0) (sqrt (+ x 1.0)))
  (* (+ x 1.0) 1)
  (* (+ x 1.0) 1)
  (* (cbrt (+ x 1.0)) (+ x 1.0))
  (* (sqrt (+ x 1.0)) (+ x 1.0))
  (* (+ x 1.0) (+ x 1.0))
  (* (+ x 1.0) (+ x 1.0))
  (* (+ x 1.0) (+ (pow x 3) (pow 1.0 3)))
  (* (+ x 1.0) (- (* x x) (* 1.0 1.0)))
  (* (+ (pow x 3) (pow 1.0 3)) (+ x 1.0))
  (* (- (* x x) (* 1.0 1.0)) (+ x 1.0))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (+ (pow x 2) 1.0))
  (+ (* 2.0 x) (+ (pow x 2) 1.0))
  (+ (* 2.0 x) (+ (pow x 2) 1.0))
2.378 * * [simplify]: iteration  0 :  86  enodes  (cost  736 )
2.391 * * [simplify]: iteration  1 :  231  enodes  (cost  642 )
2.440 * * [simplify]: iteration  2 :  864  enodes  (cost  576 )
2.752 * * [simplify]: iteration  3 :  4624  enodes  (cost  534 )
3.446 * * [simplify]: iteration  done :  5000  enodes  (cost  534 )
3.447 * [simplify]: Simplified to:
   (exp (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (log (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (exp (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (* (cbrt (- (pow (sqrt (+ x 1.0)) 4) 1.0)) (cbrt (- (pow (sqrt (+ x 1.0)) 4) 1.0)))
  (cbrt (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (pow (- (pow (sqrt (+ x 1.0)) 4) 1.0) 3)
  (sqrt (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (sqrt (- (pow (sqrt (+ x 1.0)) 4) 1.0))
  (- (pow (+ x 1.0) 6) (pow 1.0 3))
  (+ (* (+ (pow (sqrt (+ x 1.0)) 4) 1.0) 1.0) (pow (+ x 1.0) 4))
  (neg 1.0)
  (- (pow (+ x 1.0) 4) (* 1.0 1.0))
  (+ (pow (sqrt (+ x 1.0)) 4) 1.0)
  (+ (+ x 1.0) (sqrt 1.0))
  (- (+ x 1.0) (sqrt 1.0))
  (- (* 1.0 (+ x 1.0)) 1.0)
  (- (* 1.0 (+ x 1.0)) 1.0)
  (neg 1.0)
  2
  (pow (sqrt (+ x 1.0)) 4)
  2
  (* 2 (log (+ x 1.0)))
  (* 2 (log (+ x 1.0)))
  (exp (pow (sqrt (+ x 1.0)) 4))
  (pow (+ x 1.0) 6)
  (* (cbrt (pow (sqrt (+ x 1.0)) 4)) (cbrt (pow (sqrt (+ x 1.0)) 4)))
  (cbrt (pow (sqrt (+ x 1.0)) 4))
  (pow (+ x 1.0) 6)
  (fabs (+ x 1.0))
  (fabs (+ x 1.0))
  (* (+ (pow x 3) (pow 1.0 3)) (+ (pow x 3) (pow 1.0 3)))
  (* (+ (* x x) (* 1.0 (- 1.0 x))) (+ (* x x) (* 1.0 (- 1.0 x))))
  (* (- (* x x) (* 1.0 1.0)) (+ (pow x 3) (pow 1.0 3)))
  (* (- x 1.0) (+ (* x x) (* 1.0 (- 1.0 x))))
  (* (- (* x x) (* 1.0 1.0)) (+ (pow x 3) (pow 1.0 3)))
  (* (- x 1.0) (+ (* x x) (* 1.0 (- 1.0 x))))
  (* (* (- x 1.0) (- x 1.0)) (pow (sqrt (+ x 1.0)) 4))
  (* (- x 1.0) (- x 1.0))
  (pow (cbrt (+ x 1.0)) 4)
  (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0)))
  (+ x 1.0)
  (+ x 1.0)
  1
  (pow (sqrt (+ x 1.0)) 4)
  1
  (pow (sqrt (+ x 1.0)) 4)
  1
  (pow (sqrt (+ x 1.0)) 4)
  1
  (pow (sqrt (+ x 1.0)) 4)
  (+ x 1.0)
  (+ x 1.0)
  2
  (* x (+ x 1.0))
  (* (+ x 1.0) 1.0)
  (* x (+ x 1.0))
  (* (+ x 1.0) 1.0)
  (* (cbrt (+ x 1.0)) (pow (cbrt (+ x 1.0)) 4))
  (pow (sqrt (+ x 1.0)) 3)
  (+ x 1.0)
  (+ x 1.0)
  (pow (cbrt (+ x 1.0)) 4)
  (pow (sqrt (+ x 1.0)) 3)
  (pow (sqrt (+ x 1.0)) 4)
  (pow (sqrt (+ x 1.0)) 4)
  (* (+ (pow x 3) (pow 1.0 3)) (+ x 1.0))
  (* (pow (sqrt (+ x 1.0)) 4) (- x 1.0))
  (* (+ (pow x 3) (pow 1.0 3)) (+ x 1.0))
  (* (pow (sqrt (+ x 1.0)) 4) (- x 1.0))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (+ (* x (+ 2.0 x)) 1.0)
  (+ (* x (+ 2.0 x)) 1.0)
  (+ (* x (+ 2.0 x)) 1.0)
3.447 * * * [progress]: adding candidates to table
3.534 * * [progress]: iteration 2 / 4
3.534 * * * [progress]: picking best candidate
3.535 * * * * [pick]: Picked  #<alt (λ (x) (* x (+ 2.0 x)))>
3.535 * * * [progress]: localizing error
3.538 * * * [progress]: generating rewritten candidates
3.538 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.545 * * * [progress]: generating series expansions
3.545 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.545 * [approximate]: Taking taylor expansion of (* x (+ x 2.0)) in (x) around 0
3.545 * [taylor]: Taking taylor expansion of (* x (+ x 2.0)) in x
3.545 * [taylor]: Taking taylor expansion of x in x
3.545 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
3.545 * [taylor]: Taking taylor expansion of x in x
3.545 * [taylor]: Taking taylor expansion of 2.0 in x
3.545 * [taylor]: Taking taylor expansion of (* x (+ x 2.0)) in x
3.545 * [taylor]: Taking taylor expansion of x in x
3.545 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
3.545 * [taylor]: Taking taylor expansion of x in x
3.545 * [taylor]: Taking taylor expansion of 2.0 in x
3.546 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0
3.546 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
3.546 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.546 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.546 * [taylor]: Taking taylor expansion of x in x
3.546 * [taylor]: Taking taylor expansion of 2.0 in x
3.546 * [taylor]: Taking taylor expansion of x in x
3.546 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
3.546 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
3.546 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.546 * [taylor]: Taking taylor expansion of x in x
3.546 * [taylor]: Taking taylor expansion of 2.0 in x
3.546 * [taylor]: Taking taylor expansion of x in x
3.548 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0
3.548 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
3.548 * [taylor]: Taking taylor expansion of -1 in x
3.548 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
3.548 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
3.548 * [taylor]: Taking taylor expansion of 2.0 in x
3.548 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.548 * [taylor]: Taking taylor expansion of x in x
3.548 * [taylor]: Taking taylor expansion of x in x
3.548 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
3.548 * [taylor]: Taking taylor expansion of -1 in x
3.548 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
3.548 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
3.548 * [taylor]: Taking taylor expansion of 2.0 in x
3.548 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.548 * [taylor]: Taking taylor expansion of x in x
3.548 * [taylor]: Taking taylor expansion of x in x
3.550 * * * [progress]: simplifying candidates
3.550 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (+ 2.0 x))
  (+ (log x) (log (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (* (* x x) x) (* (* (+ 2.0 x) (+ 2.0 x)) (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (* (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* x 2.0)
  (* x x)
  (* 2.0 x)
  (* x x)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
3.551 * * [simplify]: iteration  0 :  44  enodes  (cost  194 )
3.558 * * [simplify]: iteration  1 :  127  enodes  (cost  181 )
3.580 * * [simplify]: iteration  2 :  398  enodes  (cost  163 )
3.658 * * [simplify]: iteration  3 :  1022  enodes  (cost  163 )
3.969 * * [simplify]: iteration  4 :  3112  enodes  (cost  163 )
4.601 * * [simplify]: iteration  done :  5000  enodes  (cost  163 )
4.602 * [simplify]: Simplified to:
   (* x (+ 2.0 x))
  (log (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* 2.0 x)
  (pow x 2)
  (* 2.0 x)
  (pow x 2)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  x
  x
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
4.602 * * * [progress]: adding candidates to table
4.624 * * [progress]: iteration 3 / 4
4.624 * * * [progress]: picking best candidate
4.626 * * * * [pick]: Picked  #<alt (λ (x) (+ (* 2.0 x) (pow x 2)))>
4.626 * * * [progress]: localizing error
4.631 * * * [progress]: generating rewritten candidates
4.631 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
4.635 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
4.638 * * * [progress]: generating series expansions
4.638 * * * * [progress]: [ 1 / 2 ] generating series at (2)
4.638 * [approximate]: Taking taylor expansion of (+ (* 2.0 x) (pow x 2)) in (x) around 0
4.638 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow x 2)) in x
4.638 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
4.638 * [taylor]: Taking taylor expansion of 2.0 in x
4.638 * [taylor]: Taking taylor expansion of x in x
4.638 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.638 * [taylor]: Taking taylor expansion of x in x
4.638 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow x 2)) in x
4.638 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
4.638 * [taylor]: Taking taylor expansion of 2.0 in x
4.638 * [taylor]: Taking taylor expansion of x in x
4.638 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.638 * [taylor]: Taking taylor expansion of x in x
4.640 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
4.640 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.640 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.640 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.640 * [taylor]: Taking taylor expansion of x in x
4.640 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.640 * [taylor]: Taking taylor expansion of 2.0 in x
4.640 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.640 * [taylor]: Taking taylor expansion of x in x
4.640 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.640 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.640 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.640 * [taylor]: Taking taylor expansion of x in x
4.640 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.640 * [taylor]: Taking taylor expansion of 2.0 in x
4.640 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.640 * [taylor]: Taking taylor expansion of x in x
4.642 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
4.642 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.642 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.642 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.642 * [taylor]: Taking taylor expansion of x in x
4.642 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.642 * [taylor]: Taking taylor expansion of 2.0 in x
4.642 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.642 * [taylor]: Taking taylor expansion of x in x
4.642 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.642 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.642 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.642 * [taylor]: Taking taylor expansion of x in x
4.642 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.642 * [taylor]: Taking taylor expansion of 2.0 in x
4.642 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.642 * [taylor]: Taking taylor expansion of x in x
4.644 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
4.644 * [approximate]: Taking taylor expansion of (pow x 2) in (x) around 0
4.644 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.644 * [taylor]: Taking taylor expansion of x in x
4.644 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.644 * [taylor]: Taking taylor expansion of x in x
4.644 * [approximate]: Taking taylor expansion of (pow (/ 1 x) 2) in (x) around 0
4.644 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 2) in x
4.644 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.644 * [taylor]: Taking taylor expansion of x in x
4.644 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 2) in x
4.645 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.645 * [taylor]: Taking taylor expansion of x in x
4.645 * [approximate]: Taking taylor expansion of (pow (/ -1 x) 2) in (x) around 0
4.645 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 2) in x
4.645 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.645 * [taylor]: Taking taylor expansion of -1 in x
4.645 * [taylor]: Taking taylor expansion of x in x
4.645 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 2) in x
4.645 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.645 * [taylor]: Taking taylor expansion of -1 in x
4.646 * [taylor]: Taking taylor expansion of x in x
4.646 * * * [progress]: simplifying candidates
4.647 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (exp (* 2.0 x)) (exp (pow x 2)))
  (log (+ (* 2.0 x) (pow x 2)))
  (exp (+ (* 2.0 x) (pow x 2)))
  (* (cbrt (+ (* 2.0 x) (pow x 2))) (cbrt (+ (* 2.0 x) (pow x 2))))
  (cbrt (+ (* 2.0 x) (pow x 2)))
  (* (* (+ (* 2.0 x) (pow x 2)) (+ (* 2.0 x) (pow x 2))) (+ (* 2.0 x) (pow x 2)))
  (sqrt (+ (* 2.0 x) (pow x 2)))
  (sqrt (+ (* 2.0 x) (pow x 2)))
  (+ (pow (* 2.0 x) 3) (pow (pow x 2) 3))
  (+ (* (* 2.0 x) (* 2.0 x)) (- (* (pow x 2) (pow x 2)) (* (* 2.0 x) (pow x 2))))
  (- (* (* 2.0 x) (* 2.0 x)) (* (pow x 2) (pow x 2)))
  (- (* 2.0 x) (pow x 2))
  (+ 2.0 x)
  (* (log x) 2)
  (* (log x) 2)
  (* 1 2)
  (pow x (* (cbrt 2) (cbrt 2)))
  (pow x (sqrt 2))
  (pow x 1)
  (pow (* (cbrt x) (cbrt x)) 2)
  (pow (cbrt x) 2)
  (pow (sqrt x) 2)
  (pow (sqrt x) 2)
  (pow 1 2)
  (pow x 2)
  (log (pow x 2))
  (exp (pow x 2))
  (* (cbrt (pow x 2)) (cbrt (pow x 2)))
  (cbrt (pow x 2))
  (* (* (pow x 2) (pow x 2)) (pow x 2))
  (sqrt (pow x 2))
  (sqrt (pow x 2))
  (pow x (/ 2 2))
  (pow x (/ 2 2))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
  (pow x 2)
  (pow x 2)
  (pow x 2)
4.651 * * [simplify]: iteration  0 :  52  enodes  (cost  278 )
4.658 * * [simplify]: iteration  1 :  141  enodes  (cost  248 )
4.678 * * [simplify]: iteration  2 :  382  enodes  (cost  194 )
4.743 * * [simplify]: iteration  3 :  1119  enodes  (cost  186 )
4.995 * * [simplify]: iteration  4 :  3117  enodes  (cost  186 )
5.551 * * [simplify]: iteration  done :  5000  enodes  (cost  186 )
5.552 * [simplify]: Simplified to:
   (exp (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (+ (pow x 6) (pow (* 2.0 x) 3))
  (* (pow x 2) (+ (* 2.0 2.0) (* x (- x 2.0))))
  (- (* (* 2.0 x) (* 2.0 x)) (pow x 4))
  (* x (- 2.0 x))
  (+ 2.0 x)
  (* (log x) 2)
  (* (log x) 2)
  2
  (pow x (* (cbrt 2) (cbrt 2)))
  (pow x (sqrt 2))
  x
  (pow (cbrt x) 4)
  (pow (cbrt x) 2)
  x
  x
  1
  (pow x 2)
  (* (log x) 2)
  (exp (pow x 2))
  (* (cbrt (pow x 2)) (cbrt (pow x 2)))
  (cbrt (pow x 2))
  (pow x 6)
  (fabs x)
  (fabs x)
  x
  x
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (pow x 2)
  (pow x 2)
  (pow x 2)
5.552 * * * [progress]: adding candidates to table
5.589 * [progress]: [Phase 3 of 3] Extracting.
5.590 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* x (+ 2.0 x)))> #<alt (λ (x) (+ (* 2.0 x) (pow x 2)))>)
5.590 * * * [regime-changes]: Trying 1 branch expressions: (x)
5.591 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* x (+ 2.0 x)))> #<alt (λ (x) (+ (* 2.0 x) (pow x 2)))>)
5.614 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
5.614 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (+ 2.0 x))
5.615 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
5.615 * * [simplify]: iteration  1 :  6  enodes  (cost  5 )
5.615 * * [simplify]: iteration  done :  6  enodes  (cost  5 )
5.615 * [simplify]: Simplified to:
   (* x (+ 2.0 x))
6.546 * [regime-testing]: End program error score: 0.011501437679709963