17.503 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.041 * * * [progress]: [2/2] Setting up program.
0.043 * [progress]: [Phase 2 of 3] Improving.
0.043 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (exp x) 1.0)
0.044 * * [simplify]: iteration  0 :  4  enodes  (cost  4 )
0.045 * * [simplify]: iteration  1 :  6  enodes  (cost  4 )
0.045 * * [simplify]: iteration  2 :  7  enodes  (cost  4 )
0.046 * * [simplify]: iteration  done :  7  enodes  (cost  4 )
0.046 * [simplify]: Simplified to:
   (- (exp x) 1.0)
0.046 * * [progress]: iteration 1 / 4
0.046 * * * [progress]: picking best candidate
0.048 * * * * [pick]: Picked  #<alt (λ (x) (- (exp x) 1.0))>
0.048 * * * [progress]: localizing error
0.051 * * * [progress]: generating rewritten candidates
0.051 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.055 * * * [progress]: generating series expansions
0.055 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.056 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.056 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.056 * [taylor]: Taking taylor expansion of (exp x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of 1.0 in x
0.056 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.056 * [taylor]: Taking taylor expansion of (exp x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.061 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.062 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.062 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of 1.0 in x
0.062 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.062 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.062 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of 1.0 in x
0.066 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.066 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.066 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.066 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.066 * [taylor]: Taking taylor expansion of -1 in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.066 * [taylor]: Taking taylor expansion of 1.0 in x
0.066 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.067 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.067 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.067 * [taylor]: Taking taylor expansion of -1 in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.070 * * * [progress]: simplifying candidates
0.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (exp x)) (exp 1.0))
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (* (* (- (exp x) 1.0) (- (exp x) 1.0)) (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0)))
  (- 1.0)
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (+ (sqrt (exp x)) (sqrt 1.0))
  (- (sqrt (exp x)) (sqrt 1.0))
  (- (exp x) 1.0)
  (- 1.0)
  (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
  (- (exp x) 1.0)
  (- (exp x) 1.0)
0.072 * * [simplify]: iteration  0 :  39  enodes  (cost  132 )
0.079 * * [simplify]: iteration  1 :  83  enodes  (cost  127 )
0.096 * * [simplify]: iteration  2 :  184  enodes  (cost  119 )
0.130 * * [simplify]: iteration  3 :  311  enodes  (cost  117 )
0.192 * * [simplify]: iteration  4 :  606  enodes  (cost  117 )
0.369 * * [simplify]: iteration  5 :  1517  enodes  (cost  117 )
1.220 * * [simplify]: iteration  done :  5001  enodes  (cost  117 )
1.220 * [simplify]: Simplified to:
   (exp (- (exp x) 1.0))
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (pow (- (exp x) 1.0) 3)
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* 1.0 (+ (exp x) 1.0)) (exp (+ x x)))
  (- 1.0)
  (- (exp (+ x x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (+ (sqrt (exp x)) (sqrt 1.0))
  (- (sqrt (exp x)) (sqrt 1.0))
  (- (exp x) 1.0)
  (- 1.0)
  (+ (* (pow x 2) (+ 1/2 (* 1/6 x))) x)
  (- (exp x) 1.0)
  (- (exp x) 1.0)
1.220 * * * [progress]: adding candidates to table
1.251 * * [progress]: iteration 2 / 4
1.251 * * * [progress]: picking best candidate
1.254 * * * * [pick]: Picked  #<alt (λ (x) (+ (* (pow x 2) (+ 1/2 (* 1/6 x))) x))>
1.254 * * * [progress]: localizing error
1.262 * * * [progress]: generating rewritten candidates
1.262 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 2 2)
1.265 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
1.276 * * * [progress]: generating series expansions
1.276 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 2 2)
1.276 * [approximate]: Taking taylor expansion of (* 1/6 x) in (x) around 0
1.276 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.276 * [taylor]: Taking taylor expansion of 1/6 in x
1.276 * [taylor]: Taking taylor expansion of x in x
1.276 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.276 * [taylor]: Taking taylor expansion of 1/6 in x
1.276 * [taylor]: Taking taylor expansion of x in x
1.282 * [approximate]: Taking taylor expansion of (/ 1/6 x) in (x) around 0
1.282 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
1.282 * [taylor]: Taking taylor expansion of 1/6 in x
1.282 * [taylor]: Taking taylor expansion of x in x
1.282 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
1.282 * [taylor]: Taking taylor expansion of 1/6 in x
1.282 * [taylor]: Taking taylor expansion of x in x
1.286 * [approximate]: Taking taylor expansion of (/ -1/6 x) in (x) around 0
1.286 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
1.286 * [taylor]: Taking taylor expansion of -1/6 in x
1.286 * [taylor]: Taking taylor expansion of x in x
1.286 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
1.286 * [taylor]: Taking taylor expansion of -1/6 in x
1.286 * [taylor]: Taking taylor expansion of x in x
1.290 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
1.290 * [approximate]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in (x) around 0
1.290 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
1.290 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.290 * [taylor]: Taking taylor expansion of x in x
1.290 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
1.290 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.290 * [taylor]: Taking taylor expansion of 1/6 in x
1.290 * [taylor]: Taking taylor expansion of x in x
1.290 * [taylor]: Taking taylor expansion of 1/2 in x
1.290 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
1.290 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.290 * [taylor]: Taking taylor expansion of x in x
1.290 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
1.290 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.290 * [taylor]: Taking taylor expansion of 1/6 in x
1.290 * [taylor]: Taking taylor expansion of x in x
1.290 * [taylor]: Taking taylor expansion of 1/2 in x
1.307 * [approximate]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) (pow x 2)) in (x) around 0
1.307 * [taylor]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) (pow x 2)) in x
1.308 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
1.308 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.308 * [taylor]: Taking taylor expansion of 1/6 in x
1.308 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.308 * [taylor]: Taking taylor expansion of x in x
1.308 * [taylor]: Taking taylor expansion of 1/2 in x
1.308 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.308 * [taylor]: Taking taylor expansion of x in x
1.309 * [taylor]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) (pow x 2)) in x
1.309 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
1.309 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.309 * [taylor]: Taking taylor expansion of 1/6 in x
1.309 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.309 * [taylor]: Taking taylor expansion of x in x
1.309 * [taylor]: Taking taylor expansion of 1/2 in x
1.309 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.309 * [taylor]: Taking taylor expansion of x in x
1.332 * [approximate]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
1.332 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
1.332 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
1.332 * [taylor]: Taking taylor expansion of 1/2 in x
1.332 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.332 * [taylor]: Taking taylor expansion of 1/6 in x
1.332 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.332 * [taylor]: Taking taylor expansion of x in x
1.332 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.332 * [taylor]: Taking taylor expansion of x in x
1.334 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
1.334 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
1.334 * [taylor]: Taking taylor expansion of 1/2 in x
1.334 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.334 * [taylor]: Taking taylor expansion of 1/6 in x
1.334 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.334 * [taylor]: Taking taylor expansion of x in x
1.334 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.334 * [taylor]: Taking taylor expansion of x in x
1.356 * * * [progress]: simplifying candidates
1.357 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* 1/6 x)
  (+ (log 1/6) (log x))
  (log (* 1/6 x))
  (exp (* 1/6 x))
  (* (* (* 1/6 1/6) 1/6) (* (* x x) x))
  (* (cbrt (* 1/6 x)) (cbrt (* 1/6 x)))
  (cbrt (* 1/6 x))
  (* (* (* 1/6 x) (* 1/6 x)) (* 1/6 x))
  (sqrt (* 1/6 x))
  (sqrt (* 1/6 x))
  (* (sqrt 1/6) (sqrt x))
  (* (sqrt 1/6) (sqrt x))
  (* 1/6 (* (cbrt x) (cbrt x)))
  (* 1/6 (sqrt x))
  (* 1/6 1)
  (* (cbrt 1/6) x)
  (* (sqrt 1/6) x)
  (* 1/6 x)
  (+ (* (log x) 2) (log (+ 1/2 (* 1/6 x))))
  (+ (* (log x) 2) (log (+ 1/2 (* 1/6 x))))
  (+ (log (pow x 2)) (log (+ 1/2 (* 1/6 x))))
  (log (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (exp (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (* (* (* (pow x 2) (pow x 2)) (pow x 2)) (* (* (+ 1/2 (* 1/6 x)) (+ 1/2 (* 1/6 x))) (+ 1/2 (* 1/6 x))))
  (* (cbrt (* (pow x 2) (+ 1/2 (* 1/6 x)))) (cbrt (* (pow x 2) (+ 1/2 (* 1/6 x)))))
  (cbrt (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (* (* (* (pow x 2) (+ 1/2 (* 1/6 x))) (* (pow x 2) (+ 1/2 (* 1/6 x)))) (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (sqrt (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (sqrt (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (* (pow (sqrt x) 2) (sqrt (+ 1/2 (* 1/6 x))))
  (* (pow (sqrt x) 2) (sqrt (+ 1/2 (* 1/6 x))))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* (sqrt (pow x 2)) (sqrt (+ 1/2 (* 1/6 x))))
  (* (sqrt (pow x 2)) (sqrt (+ 1/2 (* 1/6 x))))
  (* (pow x (/ 2 2)) (sqrt (+ 1/2 (* 1/6 x))))
  (* (pow x (/ 2 2)) (sqrt (+ 1/2 (* 1/6 x))))
  (* (pow x 2) 1/2)
  (* (pow x 2) (* 1/6 x))
  (* 1/2 (pow x 2))
  (* (* 1/6 x) (pow x 2))
  (* (pow x 2) (* (cbrt (+ 1/2 (* 1/6 x))) (cbrt (+ 1/2 (* 1/6 x)))))
  (* (pow x 2) (sqrt (+ 1/2 (* 1/6 x))))
  (* (pow x 2) 1)
  (* (pow (cbrt x) 2) (+ 1/2 (* 1/6 x)))
  (* (pow (sqrt x) 2) (+ 1/2 (* 1/6 x)))
  (* (pow x 2) (+ 1/2 (* 1/6 x)))
  (* x (+ 1/2 (* 1/6 x)))
  (* (cbrt (pow x 2)) (+ 1/2 (* 1/6 x)))
  (* (sqrt (pow x 2)) (+ 1/2 (* 1/6 x)))
  (* (pow x 2) (+ 1/2 (* 1/6 x)))
  (* (pow x (/ 2 2)) (+ 1/2 (* 1/6 x)))
  (* (pow x 2) (+ (pow 1/2 3) (pow (* 1/6 x) 3)))
  (* (pow x 2) (- (* 1/2 1/2) (* (* 1/6 x) (* 1/6 x))))
  (* 1/6 x)
  (* 1/6 x)
  (* 1/6 x)
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
1.359 * * [simplify]: iteration  0 :  89  enodes  (cost  542 )
1.386 * * [simplify]: iteration  1 :  250  enodes  (cost  491 )
1.549 * * [simplify]: iteration  2 :  891  enodes  (cost  442 )
2.785 * * [simplify]: iteration  3 :  3310  enodes  (cost  442 )
4.121 * * [simplify]: iteration  done :  5000  enodes  (cost  442 )
4.121 * [simplify]: Simplified to:
   (* 1/6 x)
  (log (* 1/6 x))
  (log (* 1/6 x))
  (exp (* 1/6 x))
  (* 1/216 (pow x 3))
  (* (cbrt (* 1/6 x)) (cbrt (* 1/6 x)))
  (cbrt (* 1/6 x))
  (* 1/216 (pow x 3))
  (sqrt (* 1/6 x))
  (sqrt (* 1/6 x))
  (* (sqrt 1/6) (sqrt x))
  (* (sqrt 1/6) (sqrt x))
  (* (pow (cbrt x) 2) 1/6)
  (* 1/6 (sqrt x))
  1/6
  (* (cbrt 1/6) x)
  (* (sqrt 1/6) x)
  (* 1/6 x)
  (log (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (log (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (log (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (log (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (exp (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (pow (* (pow x 2) (+ 1/2 (* 1/6 x))) 3)
  (* (cbrt (* (pow x 2) (+ 1/2 (* 1/6 x)))) (cbrt (* (pow x 2) (+ 1/2 (* 1/6 x)))))
  (cbrt (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (pow (* (pow x 2) (+ 1/2 (* 1/6 x))) 3)
  (sqrt (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (sqrt (* (pow x 2) (+ 1/2 (* 1/6 x))))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* (sqrt (+ 1/2 (* 1/6 x))) (fabs x))
  (* (sqrt (+ 1/2 (* 1/6 x))) (fabs x))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* x (sqrt (+ 1/2 (* 1/6 x))))
  (* 1/2 (pow x 2))
  (* (pow x 3) 1/6)
  (* 1/2 (pow x 2))
  (* (pow x 3) 1/6)
  (* (pow x 2) (* (cbrt (+ 1/2 (* 1/6 x))) (cbrt (+ 1/2 (* 1/6 x)))))
  (* (pow x 2) (sqrt (+ 1/2 (* 1/6 x))))
  (pow x 2)
  (* (pow (cbrt x) 2) (+ 1/2 (* 1/6 x)))
  (* x (+ 1/2 (* 1/6 x)))
  (* (pow x 2) (+ 1/2 (* 1/6 x)))
  (* x (+ 1/2 (* 1/6 x)))
  (* (cbrt (pow x 2)) (+ 1/2 (* 1/6 x)))
  (* (fabs x) (+ 1/2 (* 1/6 x)))
  (* (pow x 2) (+ 1/2 (* 1/6 x)))
  (* x (+ 1/2 (* 1/6 x)))
  (* (+ (pow (* 1/6 x) 3) 1/8) (pow x 2))
  (* (- 1/4 (* 1/36 (pow x 2))) (pow x 2))
  (* 1/6 x)
  (* 1/6 x)
  (* 1/6 x)
  (* (pow x 2) (+ 1/2 (* 1/6 x)))
  (* (pow x 2) (+ 1/2 (* 1/6 x)))
  (* (pow x 2) (+ 1/2 (* 1/6 x)))
4.121 * * * [progress]: adding candidates to table
4.219 * * [progress]: iteration 3 / 4
4.219 * * * [progress]: picking best candidate
4.221 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))>
4.221 * * * [progress]: localizing error
4.229 * * * [progress]: generating rewritten candidates
4.229 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1)
4.255 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
4.314 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
4.320 * * * [progress]: generating series expansions
4.320 * * * * [progress]: [ 1 / 3 ] generating series at (2 1)
4.320 * [approximate]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in (x) around 0
4.320 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
4.320 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
4.320 * [taylor]: Taking taylor expansion of (* 2 x) in x
4.320 * [taylor]: Taking taylor expansion of 2 in x
4.320 * [taylor]: Taking taylor expansion of x in x
4.321 * [taylor]: Taking taylor expansion of 1.0 in x
4.321 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
4.321 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
4.321 * [taylor]: Taking taylor expansion of (* 2 x) in x
4.321 * [taylor]: Taking taylor expansion of 2 in x
4.321 * [taylor]: Taking taylor expansion of x in x
4.322 * [taylor]: Taking taylor expansion of 1.0 in x
4.329 * [approximate]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in (x) around 0
4.329 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
4.329 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
4.329 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.329 * [taylor]: Taking taylor expansion of 2 in x
4.329 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.329 * [taylor]: Taking taylor expansion of x in x
4.330 * [taylor]: Taking taylor expansion of 1.0 in x
4.330 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
4.330 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
4.330 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.330 * [taylor]: Taking taylor expansion of 2 in x
4.330 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.330 * [taylor]: Taking taylor expansion of x in x
4.330 * [taylor]: Taking taylor expansion of 1.0 in x
4.334 * [approximate]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in (x) around 0
4.334 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
4.334 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
4.334 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
4.334 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.334 * [taylor]: Taking taylor expansion of 2 in x
4.334 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.334 * [taylor]: Taking taylor expansion of x in x
4.335 * [taylor]: Taking taylor expansion of 1.0 in x
4.335 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
4.335 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
4.335 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
4.335 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.335 * [taylor]: Taking taylor expansion of 2 in x
4.335 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.335 * [taylor]: Taking taylor expansion of x in x
4.336 * [taylor]: Taking taylor expansion of 1.0 in x
4.340 * * * * [progress]: [ 2 / 3 ] generating series at (2)
4.341 * [approximate]: Taking taylor expansion of (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0)) in (x) around 0
4.341 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0)) in x
4.341 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
4.341 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
4.341 * [taylor]: Taking taylor expansion of (* 2 x) in x
4.341 * [taylor]: Taking taylor expansion of 2 in x
4.341 * [taylor]: Taking taylor expansion of x in x
4.341 * [taylor]: Taking taylor expansion of 1.0 in x
4.341 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
4.342 * [taylor]: Taking taylor expansion of (exp x) in x
4.343 * [taylor]: Taking taylor expansion of x in x
4.343 * [taylor]: Taking taylor expansion of 1.0 in x
4.345 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0)) in x
4.345 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
4.345 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
4.345 * [taylor]: Taking taylor expansion of (* 2 x) in x
4.345 * [taylor]: Taking taylor expansion of 2 in x
4.345 * [taylor]: Taking taylor expansion of x in x
4.346 * [taylor]: Taking taylor expansion of 1.0 in x
4.346 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
4.346 * [taylor]: Taking taylor expansion of (exp x) in x
4.346 * [taylor]: Taking taylor expansion of x in x
4.346 * [taylor]: Taking taylor expansion of 1.0 in x
4.360 * [approximate]: Taking taylor expansion of (/ (- (exp (* 2 (/ 1 x))) 1.0) (+ (exp (/ 1 x)) 1.0)) in (x) around 0
4.360 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 (/ 1 x))) 1.0) (+ (exp (/ 1 x)) 1.0)) in x
4.360 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
4.360 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
4.360 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.360 * [taylor]: Taking taylor expansion of 2 in x
4.360 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.360 * [taylor]: Taking taylor expansion of x in x
4.360 * [taylor]: Taking taylor expansion of 1.0 in x
4.360 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
4.361 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
4.361 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.361 * [taylor]: Taking taylor expansion of x in x
4.361 * [taylor]: Taking taylor expansion of 1.0 in x
4.362 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 (/ 1 x))) 1.0) (+ (exp (/ 1 x)) 1.0)) in x
4.362 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
4.362 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
4.362 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.362 * [taylor]: Taking taylor expansion of 2 in x
4.362 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.362 * [taylor]: Taking taylor expansion of x in x
4.362 * [taylor]: Taking taylor expansion of 1.0 in x
4.362 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
4.362 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
4.362 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.362 * [taylor]: Taking taylor expansion of x in x
4.363 * [taylor]: Taking taylor expansion of 1.0 in x
4.373 * [approximate]: Taking taylor expansion of (/ (- (exp (- (* 2 (/ 1 x)))) 1.0) (+ (exp (/ -1 x)) 1.0)) in (x) around 0
4.373 * [taylor]: Taking taylor expansion of (/ (- (exp (- (* 2 (/ 1 x)))) 1.0) (+ (exp (/ -1 x)) 1.0)) in x
4.373 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
4.373 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
4.373 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
4.373 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.373 * [taylor]: Taking taylor expansion of 2 in x
4.373 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.373 * [taylor]: Taking taylor expansion of x in x
4.374 * [taylor]: Taking taylor expansion of 1.0 in x
4.374 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
4.374 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
4.374 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.374 * [taylor]: Taking taylor expansion of -1 in x
4.374 * [taylor]: Taking taylor expansion of x in x
4.374 * [taylor]: Taking taylor expansion of 1.0 in x
4.375 * [taylor]: Taking taylor expansion of (/ (- (exp (- (* 2 (/ 1 x)))) 1.0) (+ (exp (/ -1 x)) 1.0)) in x
4.375 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
4.375 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
4.375 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
4.375 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
4.375 * [taylor]: Taking taylor expansion of 2 in x
4.375 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.375 * [taylor]: Taking taylor expansion of x in x
4.376 * [taylor]: Taking taylor expansion of 1.0 in x
4.376 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
4.376 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
4.376 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.376 * [taylor]: Taking taylor expansion of -1 in x
4.376 * [taylor]: Taking taylor expansion of x in x
4.376 * [taylor]: Taking taylor expansion of 1.0 in x
4.384 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
4.384 * [approximate]: Taking taylor expansion of (+ (exp x) 1.0) in (x) around 0
4.384 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
4.384 * [taylor]: Taking taylor expansion of (exp x) in x
4.384 * [taylor]: Taking taylor expansion of x in x
4.384 * [taylor]: Taking taylor expansion of 1.0 in x
4.385 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
4.385 * [taylor]: Taking taylor expansion of (exp x) in x
4.385 * [taylor]: Taking taylor expansion of x in x
4.385 * [taylor]: Taking taylor expansion of 1.0 in x
4.387 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in (x) around 0
4.387 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
4.387 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
4.387 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.387 * [taylor]: Taking taylor expansion of x in x
4.387 * [taylor]: Taking taylor expansion of 1.0 in x
4.388 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
4.388 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
4.388 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.388 * [taylor]: Taking taylor expansion of x in x
4.388 * [taylor]: Taking taylor expansion of 1.0 in x
4.390 * [approximate]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in (x) around 0
4.390 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
4.390 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
4.390 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.390 * [taylor]: Taking taylor expansion of -1 in x
4.390 * [taylor]: Taking taylor expansion of x in x
4.390 * [taylor]: Taking taylor expansion of 1.0 in x
4.390 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
4.390 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
4.390 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.390 * [taylor]: Taking taylor expansion of -1 in x
4.390 * [taylor]: Taking taylor expansion of x in x
4.390 * [taylor]: Taking taylor expansion of 1.0 in x
4.392 * * * [progress]: simplifying candidates
4.393 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (exp (+ x x))) (exp (* 1.0 1.0)))
  (log (- (exp (+ x x)) (* 1.0 1.0)))
  (exp (- (exp (+ x x)) (* 1.0 1.0)))
  (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0))))
  (cbrt (- (exp (+ x x)) (* 1.0 1.0)))
  (* (* (- (exp (+ x x)) (* 1.0 1.0)) (- (exp (+ x x)) (* 1.0 1.0))) (- (exp (+ x x)) (* 1.0 1.0)))
  (sqrt (- (exp (+ x x)) (* 1.0 1.0)))
  (sqrt (- (exp (+ x x)) (* 1.0 1.0)))
  (- (pow (exp (+ x x)) 3) (pow (* 1.0 1.0) 3))
  (+ (* (exp (+ x x)) (exp (+ x x))) (+ (* (* 1.0 1.0) (* 1.0 1.0)) (* (exp (+ x x)) (* 1.0 1.0))))
  (- (* 1.0 1.0))
  (- (* (exp (+ x x)) (exp (+ x x))) (* (* 1.0 1.0) (* 1.0 1.0)))
  (+ (exp (+ x x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (- (exp x) 1.0)
  (+ (sqrt (exp (+ x x))) 1.0)
  (- (sqrt (exp (+ x x))) 1.0)
  (- (* 1.0 1.0))
  (- (log (- (exp (+ x x)) (* 1.0 1.0))) (log (+ (exp x) 1.0)))
  (log (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (exp (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (/ (* (* (- (exp (+ x x)) (* 1.0 1.0)) (- (exp (+ x x)) (* 1.0 1.0))) (- (exp (+ x x)) (* 1.0 1.0))) (* (* (+ (exp x) 1.0) (+ (exp x) 1.0)) (+ (exp x) 1.0)))
  (* (cbrt (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))) (cbrt (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))))
  (cbrt (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (* (* (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)) (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))) (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (sqrt (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (sqrt (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (- (- (exp (+ x x)) (* 1.0 1.0)))
  (- (+ (exp x) 1.0))
  (/ (exp (+ x x)) (+ (exp x) 1.0))
  (/ (* 1.0 1.0) (+ (exp x) 1.0))
  (/ (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0)))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0)))) (sqrt (+ (exp x) 1.0)))
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0)))) 1)
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0)))) 1)
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) 1)
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) 1)
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ 1 (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (cbrt (+ (exp x) 1.0)))
  (/ 1 (sqrt (+ (exp x) 1.0)))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  (/ 1 1)
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
  (/ 1 1)
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
  (/ (+ (exp x) 1.0) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (exp x) 1.0) (cbrt (+ (exp x) 1.0)))
  (/ (+ (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (- (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (+ (exp x) 1.0) 1)
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (/ (+ (exp x) 1.0) 1)
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (/ (+ (sqrt (exp (+ x x))) 1.0) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (sqrt (exp (+ x x))) 1.0) (cbrt (+ (exp x) 1.0)))
  (/ (+ (sqrt (exp (+ x x))) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (- (sqrt (exp (+ x x))) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (+ (sqrt (exp (+ x x))) 1.0) 1)
  (/ (- (sqrt (exp (+ x x))) 1.0) (+ (exp x) 1.0))
  (/ (+ (sqrt (exp (+ x x))) 1.0) 1)
  (/ (- (sqrt (exp (+ x x))) 1.0) (+ (exp x) 1.0))
  (/ 1 (+ (exp x) 1.0))
  (/ (+ (exp x) 1.0) (- (exp (+ x x)) (* 1.0 1.0)))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) 1)
  (/ (- (exp (+ x x)) (* 1.0 1.0)) 1)
  (/ (+ (exp x) 1.0) (cbrt (- (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (exp x) 1.0) (sqrt (- (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (exp x) 1.0) (- (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (exp x) 1.0) (- (exp x) 1.0))
  (/ (+ (exp x) 1.0) (- (sqrt (exp (+ x x))) 1.0))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (pow (exp x) 3) (pow 1.0 3)))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (* (+ (exp x) 1.0) (+ (* (exp (+ x x)) (exp (+ x x))) (+ (* (* 1.0 1.0) (* 1.0 1.0)) (* (exp (+ x x)) (* 1.0 1.0)))))
  (* (+ (exp x) 1.0) (+ (exp (+ x x)) (* 1.0 1.0)))
  (* (exp (exp x)) (exp 1.0))
  (log (+ (exp x) 1.0))
  (exp (+ (exp x) 1.0))
  (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0)))
  (cbrt (+ (exp x) 1.0))
  (* (* (+ (exp x) 1.0) (+ (exp x) 1.0)) (+ (exp x) 1.0))
  (sqrt (+ (exp x) 1.0))
  (sqrt (+ (exp x) 1.0))
  (+ (pow (exp x) 3) (pow 1.0 3))
  (+ (* (exp x) (exp x)) (- (* 1.0 1.0) (* (exp x) 1.0)))
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (- (exp x) 1.0)
  (+ (exp x) 1.0)
  (+ (* 2 (pow x 2)) (+ (* 4/3 (pow x 3)) (* 2 x)))
  (- (exp (* 2 x)) 1.0)
  (- (exp (* 2 x)) 1.0)
  (+ (* 0.5 (pow x 2)) (+ (* 0.16666666666666663 (pow x 3)) (* 1.0 x)))
  (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0))
  (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0))
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ (exp x) 1.0)
  (+ (exp x) 1.0)
4.397 * * [simplify]: iteration  0 :  131  enodes  (cost  1338 )
4.422 * * [simplify]: iteration  1 :  322  enodes  (cost  1293 )
4.510 * * [simplify]: iteration  2 :  910  enodes  (cost  1179 )
5.350 * * [simplify]: iteration  3 :  3177  enodes  (cost  1035 )
6.545 * * [simplify]: iteration  done :  5000  enodes  (cost  1034 )
6.546 * [simplify]: Simplified to:
   (exp (- (exp (* 2 x)) (* 1.0 1.0)))
  (log (- (exp (+ x x)) (* 1.0 1.0)))
  (exp (- (exp (* 2 x)) (* 1.0 1.0)))
  (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0))))
  (cbrt (- (pow (exp x) 2) (* 1.0 1.0)))
  (pow (- (exp (+ x x)) (* 1.0 1.0)) 3)
  (sqrt (- (exp (+ x x)) (* 1.0 1.0)))
  (sqrt (- (exp (+ x x)) (* 1.0 1.0)))
  (- (exp (* x 6)) (pow 1.0 6))
  (+ (exp (* x 4)) (* (* 1.0 1.0) (+ (exp (+ x x)) (* 1.0 1.0))))
  (- (* 1.0 1.0))
  (- (exp (* x 4)) (pow 1.0 4))
  (+ (exp (+ x x)) (* 1.0 1.0))
  (+ 1.0 (exp x))
  (- (exp x) 1.0)
  (+ 1.0 (fabs (exp x)))
  (- (fabs (exp x)) 1.0)
  (- (* 1.0 1.0))
  (log (- (exp x) 1.0))
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (pow (- (exp x) 1.0) 3)
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (pow (- (exp x) 1.0) 3)
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (- (* 1.0 1.0) (pow (exp x) 2))
  (- (+ (exp x) 1.0))
  (/ (exp (+ x x)) (+ (exp x) 1.0))
  (/ (* 1.0 1.0) (+ (exp x) 1.0))
  (/ (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0)))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0)))) (sqrt (+ (exp x) 1.0)))
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0))))
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (* (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (- (exp (+ x x)) (* 1.0 1.0))))
  (/ (cbrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (sqrt (- (exp (+ x x)) (* 1.0 1.0)))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (sqrt (- (exp (+ x x)) (* 1.0 1.0)))
  (/ (sqrt (- (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ 1 (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (pow (exp x) 2) (* 1.0 1.0)) (cbrt (+ (exp x) 1.0)))
  (/ 1 (sqrt (+ (exp x) 1.0)))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  1
  (- (exp x) 1.0)
  1
  (- (exp x) 1.0)
  (/ (+ (exp x) 1.0) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (exp x) 1.0) (cbrt (+ (exp x) 1.0)))
  (/ (+ (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (- (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (+ 1.0 (exp x))
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (+ 1.0 (exp x))
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (/ (+ 1.0 (fabs (exp x))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (fabs (exp x)) 1.0) (cbrt (+ (exp x) 1.0)))
  (/ (+ 1.0 (fabs (exp x))) (sqrt (+ (exp x) 1.0)))
  (/ (- (fabs (exp x)) 1.0) (sqrt (+ (exp x) 1.0)))
  (+ 1.0 (fabs (exp x)))
  (/ (- (fabs (exp x)) 1.0) (+ 1.0 (exp x)))
  (+ 1.0 (fabs (exp x)))
  (/ (- (fabs (exp x)) 1.0) (+ 1.0 (exp x)))
  (/ 1 (+ 1.0 (exp x)))
  (/ 1 (- (exp x) 1.0))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  (- (pow (exp x) 2) (* 1.0 1.0))
  (- (pow (exp x) 2) (* 1.0 1.0))
  (/ (+ (exp x) 1.0) (cbrt (- (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (exp x) 1.0) (sqrt (- (exp (+ x x)) (* 1.0 1.0))))
  (/ 1 (- (exp x) 1.0))
  (/ (+ 1.0 (exp x)) (- (exp x) 1.0))
  (/ (+ 1.0 (exp x)) (- (fabs (exp x)) 1.0))
  (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (pow (exp x) 3) (pow 1.0 3)))
  1
  (* (+ 1.0 (exp x)) (+ (exp (* x 4)) (* (* 1.0 1.0) (+ (exp (+ x x)) (* 1.0 1.0)))))
  (* (+ (exp x) 1.0) (+ (exp (+ x x)) (* 1.0 1.0)))
  (exp (+ (exp x) 1.0))
  (log (+ 1.0 (exp x)))
  (exp (+ (exp x) 1.0))
  (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0)))
  (cbrt (+ (exp x) 1.0))
  (pow (+ 1.0 (exp x)) 3)
  (sqrt (+ (exp x) 1.0))
  (sqrt (+ (exp x) 1.0))
  (+ (pow (exp x) 3) (pow 1.0 3))
  (+ (exp (* 2 x)) (* 1.0 (- 1.0 (exp x))))
  (- (pow (exp x) 2) (* 1.0 1.0))
  (- (exp x) 1.0)
  (+ 1.0 (exp x))
  (+ (* (pow x 2) (+ 2 (* x 4/3))) (+ x x))
  (- (exp (* 2 x)) 1.0)
  (- (exp (* 2 x)) 1.0)
  (+ (* 0.16666666666666663 (pow x 3)) (* x (+ 1.0 (* 0.5 x))))
  (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0))
  (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0))
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ 1.0 (exp x))
  (+ 1.0 (exp x))
6.547 * * * [progress]: adding candidates to table
6.689 * [progress]: [Phase 3 of 3] Extracting.
6.689 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (+ (* (pow x 2) (+ 1/2 (* 1/6 x))) x))> #<alt (λ (x) (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))>)
6.689 * * * [regime-changes]: Trying 1 branch expressions: (x)
6.689 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (+ (* (pow x 2) (+ 1/2 (* 1/6 x))) x))> #<alt (λ (x) (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))>)
6.699 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
6.699 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (* (pow x 2) (+ 1/2 (* 1/6 x))) x)
6.699 * * [simplify]: iteration  0 :  9  enodes  (cost  11 )
6.700 * * [simplify]: iteration  1 :  13  enodes  (cost  11 )
6.700 * * [simplify]: iteration  done :  13  enodes  (cost  11 )
6.700 * [simplify]: Simplified to:
   (+ (* (pow x 2) (+ 1/2 (* 1/6 x))) x)
7.878 * [regime-testing]: Baseline error score: 0.4234082985819178
7.878 * [regime-testing]: Oracle error score: 0.06835994712424005
7.879 * [regime-testing]: End program error score: 0.4234082985819178
7.895 * [regime-testing]: Target error score: 0.43442496771440825