11.139 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.038 * * * [progress]: [2/2] Setting up program.
0.040 * [progress]: [Phase 2 of 3] Improving.
0.040 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (exp x) 1.0)
0.041 * * [simplify]: iteration  0 :  4  enodes  (cost  4 )
0.042 * * [simplify]: iteration  1 :  6  enodes  (cost  4 )
0.042 * * [simplify]: iteration  2 :  7  enodes  (cost  4 )
0.043 * * [simplify]: iteration  done :  7  enodes  (cost  4 )
0.043 * [simplify]: Simplified to:
   (- (exp x) 1.0)
0.043 * * [progress]: iteration 1 / 4
0.043 * * * [progress]: picking best candidate
0.044 * * * * [pick]: Picked  #<alt (λ (x) (- (exp x) 1.0))>
0.045 * * * [progress]: localizing error
0.048 * * * [progress]: generating rewritten candidates
0.048 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.052 * * * [progress]: generating series expansions
0.052 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.052 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.052 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.052 * [taylor]: Taking taylor expansion of (exp x) in x
0.052 * [taylor]: Taking taylor expansion of x in x
0.052 * [taylor]: Taking taylor expansion of 1.0 in x
0.052 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.052 * [taylor]: Taking taylor expansion of (exp x) in x
0.052 * [taylor]: Taking taylor expansion of x in x
0.052 * [taylor]: Taking taylor expansion of 1.0 in x
0.058 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.058 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.058 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of 1.0 in x
0.058 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.058 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.067 * [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
0.068 * [taylor]: Taking taylor expansion of 1.0 in x
0.068 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.068 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.068 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.068 * [taylor]: Taking taylor expansion of -1 in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of 1.0 in x
0.072 * * * [progress]: simplifying candidates
0.072 * [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)
0.073 * * [simplify]: iteration  0 :  39  enodes  (cost  132 )
0.079 * * [simplify]: iteration  1 :  83  enodes  (cost  127 )
0.095 * * [simplify]: iteration  2 :  184  enodes  (cost  119 )
0.125 * * [simplify]: iteration  3 :  305  enodes  (cost  117 )
0.179 * * [simplify]: iteration  4 :  598  enodes  (cost  117 )
0.342 * * [simplify]: iteration  5 :  1502  enodes  (cost  117 )
1.168 * * [simplify]: iteration  done :  5000  enodes  (cost  117 )
1.168 * [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) (+ (* 1/6 x) 1/2)) x)
  (- (exp x) 1.0)
  (- (exp x) 1.0)
1.169 * * * [progress]: adding candidates to table
1.201 * * [progress]: iteration 2 / 4
1.201 * * * [progress]: picking best candidate
1.209 * * * * [pick]: Picked  #<alt (λ (x) (+ (* (pow x 2) (+ (* 1/6 x) 1/2)) x))>
1.209 * * * [progress]: localizing error
1.216 * * * [progress]: generating rewritten candidates
1.216 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 2 1)
1.222 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
1.236 * * * [progress]: generating series expansions
1.236 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 2 1)
1.236 * [approximate]: Taking taylor expansion of (* 1/6 x) in (x) around 0
1.237 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.237 * [taylor]: Taking taylor expansion of 1/6 in x
1.237 * [taylor]: Taking taylor expansion of x in x
1.237 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.237 * [taylor]: Taking taylor expansion of 1/6 in x
1.237 * [taylor]: Taking taylor expansion of x in x
1.242 * [approximate]: Taking taylor expansion of (/ 1/6 x) in (x) around 0
1.242 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
1.242 * [taylor]: Taking taylor expansion of 1/6 in x
1.242 * [taylor]: Taking taylor expansion of x in x
1.242 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
1.242 * [taylor]: Taking taylor expansion of 1/6 in x
1.242 * [taylor]: Taking taylor expansion of x in x
1.246 * [approximate]: Taking taylor expansion of (/ -1/6 x) in (x) around 0
1.246 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
1.246 * [taylor]: Taking taylor expansion of -1/6 in x
1.246 * [taylor]: Taking taylor expansion of x in x
1.246 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
1.246 * [taylor]: Taking taylor expansion of -1/6 in x
1.246 * [taylor]: Taking taylor expansion of x in x
1.250 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
1.250 * [approximate]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in (x) around 0
1.250 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
1.250 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.250 * [taylor]: Taking taylor expansion of x in x
1.250 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
1.250 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.250 * [taylor]: Taking taylor expansion of 1/6 in x
1.250 * [taylor]: Taking taylor expansion of x in x
1.250 * [taylor]: Taking taylor expansion of 1/2 in x
1.250 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
1.250 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.250 * [taylor]: Taking taylor expansion of x in x
1.251 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
1.251 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
1.251 * [taylor]: Taking taylor expansion of 1/6 in x
1.251 * [taylor]: Taking taylor expansion of x in x
1.251 * [taylor]: Taking taylor expansion of 1/2 in x
1.268 * [approximate]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
1.269 * [taylor]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
1.269 * [taylor]: Taking taylor expansion of (+ 1/2 (* 1/6 (/ 1 x))) in x
1.269 * [taylor]: Taking taylor expansion of 1/2 in x
1.269 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.269 * [taylor]: Taking taylor expansion of 1/6 in x
1.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.269 * [taylor]: Taking taylor expansion of x in x
1.269 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.269 * [taylor]: Taking taylor expansion of x in x
1.270 * [taylor]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
1.270 * [taylor]: Taking taylor expansion of (+ 1/2 (* 1/6 (/ 1 x))) in x
1.270 * [taylor]: Taking taylor expansion of 1/2 in x
1.270 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.270 * [taylor]: Taking taylor expansion of 1/6 in x
1.270 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.270 * [taylor]: Taking taylor expansion of x in x
1.270 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.270 * [taylor]: Taking taylor expansion of x in x
1.290 * [approximate]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
1.290 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
1.290 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
1.290 * [taylor]: Taking taylor expansion of 1/2 in x
1.290 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.290 * [taylor]: Taking taylor expansion of 1/6 in x
1.290 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.290 * [taylor]: Taking taylor expansion of x in x
1.290 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.290 * [taylor]: Taking taylor expansion of x in x
1.291 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
1.292 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
1.292 * [taylor]: Taking taylor expansion of 1/2 in x
1.292 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
1.292 * [taylor]: Taking taylor expansion of 1/6 in x
1.292 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.292 * [taylor]: Taking taylor expansion of x in x
1.292 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.292 * [taylor]: Taking taylor expansion of x in x
1.319 * * * [progress]: simplifying candidates
1.320 * [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 (+ (* 1/6 x) 1/2)))
  (+ (* (log x) 2) (log (+ (* 1/6 x) 1/2)))
  (+ (log (pow x 2)) (log (+ (* 1/6 x) 1/2)))
  (log (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (exp (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (* (* (* (pow x 2) (pow x 2)) (pow x 2)) (* (* (+ (* 1/6 x) 1/2) (+ (* 1/6 x) 1/2)) (+ (* 1/6 x) 1/2)))
  (* (cbrt (* (pow x 2) (+ (* 1/6 x) 1/2))) (cbrt (* (pow x 2) (+ (* 1/6 x) 1/2))))
  (cbrt (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (* (* (* (pow x 2) (+ (* 1/6 x) 1/2)) (* (pow x 2) (+ (* 1/6 x) 1/2))) (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (sqrt (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (sqrt (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (* (pow (sqrt x) 2) (sqrt (+ (* 1/6 x) 1/2)))
  (* (pow (sqrt x) 2) (sqrt (+ (* 1/6 x) 1/2)))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* (sqrt (pow x 2)) (sqrt (+ (* 1/6 x) 1/2)))
  (* (sqrt (pow x 2)) (sqrt (+ (* 1/6 x) 1/2)))
  (* (pow x (/ 2 2)) (sqrt (+ (* 1/6 x) 1/2)))
  (* (pow x (/ 2 2)) (sqrt (+ (* 1/6 x) 1/2)))
  (* (pow x 2) (* 1/6 x))
  (* (pow x 2) 1/2)
  (* (* 1/6 x) (pow x 2))
  (* 1/2 (pow x 2))
  (* (pow x 2) (* (cbrt (+ (* 1/6 x) 1/2)) (cbrt (+ (* 1/6 x) 1/2))))
  (* (pow x 2) (sqrt (+ (* 1/6 x) 1/2)))
  (* (pow x 2) 1)
  (* (pow (cbrt x) 2) (+ (* 1/6 x) 1/2))
  (* (pow (sqrt x) 2) (+ (* 1/6 x) 1/2))
  (* (pow x 2) (+ (* 1/6 x) 1/2))
  (* x (+ (* 1/6 x) 1/2))
  (* (cbrt (pow x 2)) (+ (* 1/6 x) 1/2))
  (* (sqrt (pow x 2)) (+ (* 1/6 x) 1/2))
  (* (pow x 2) (+ (* 1/6 x) 1/2))
  (* (pow x (/ 2 2)) (+ (* 1/6 x) 1/2))
  (* (pow x 2) (+ (pow (* 1/6 x) 3) (pow 1/2 3)))
  (* (pow x 2) (- (* (* 1/6 x) (* 1/6 x)) (* 1/2 1/2)))
  (* 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)))
1.322 * * [simplify]: iteration  0 :  89  enodes  (cost  542 )
1.346 * * [simplify]: iteration  1 :  250  enodes  (cost  491 )
1.506 * * [simplify]: iteration  2 :  883  enodes  (cost  442 )
2.411 * * [simplify]: iteration  3 :  3166  enodes  (cost  442 )
3.524 * * [simplify]: iteration  done :  5001  enodes  (cost  442 )
3.525 * [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) (+ (* 1/6 x) 1/2)))
  (log (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (log (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (log (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (exp (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (pow (* (pow x 2) (+ (* 1/6 x) 1/2)) 3)
  (* (cbrt (* (pow x 2) (+ (* 1/6 x) 1/2))) (cbrt (* (pow x 2) (+ (* 1/6 x) 1/2))))
  (cbrt (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (pow (* (pow x 2) (+ (* 1/6 x) 1/2)) 3)
  (sqrt (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (sqrt (* (pow x 2) (+ (* 1/6 x) 1/2)))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* (sqrt (+ (* 1/6 x) 1/2)) (fabs x))
  (* (sqrt (+ (* 1/6 x) 1/2)) (fabs x))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* x (sqrt (+ (* 1/6 x) 1/2)))
  (* (pow x 3) 1/6)
  (* 1/2 (pow x 2))
  (* (pow x 3) 1/6)
  (* 1/2 (pow x 2))
  (* (pow x 2) (* (cbrt (+ (* 1/6 x) 1/2)) (cbrt (+ (* 1/6 x) 1/2))))
  (* (pow x 2) (sqrt (+ (* 1/6 x) 1/2)))
  (* x x)
  (* (pow (cbrt x) 2) (+ (* 1/6 x) 1/2))
  (* x (+ (* 1/6 x) 1/2))
  (* (pow x 2) (+ (* 1/6 x) 1/2))
  (* x (+ (* 1/6 x) 1/2))
  (* (cbrt (pow x 2)) (+ (* 1/6 x) 1/2))
  (* (fabs x) (+ (* 1/6 x) 1/2))
  (* (pow x 2) (+ (* 1/6 x) 1/2))
  (* x (+ (* 1/6 x) 1/2))
  (* (+ 1/8 (pow (* 1/6 x) 3)) (pow x 2))
  (* (- (* 1/36 (pow x 2)) 1/4) (pow x 2))
  (* 1/6 x)
  (* 1/6 x)
  (* 1/6 x)
  (* (pow x 2) (+ (* 1/6 x) 1/2))
  (* (pow x 2) (+ (* 1/6 x) 1/2))
  (* (pow x 2) (+ (* 1/6 x) 1/2))
3.525 * * * [progress]: adding candidates to table
3.625 * * [progress]: iteration 3 / 4
3.625 * * * [progress]: picking best candidate
3.632 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0)))>
3.632 * * * [progress]: localizing error
3.643 * * * [progress]: generating rewritten candidates
3.644 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1)
3.671 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
3.674 * * * * [progress]: [ 3 / 3 ] rewriting at (2)
3.741 * * * [progress]: generating series expansions
3.741 * * * * [progress]: [ 1 / 3 ] generating series at (2 1)
3.742 * [approximate]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in (x) around 0
3.742 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
3.742 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
3.742 * [taylor]: Taking taylor expansion of (* 2 x) in x
3.742 * [taylor]: Taking taylor expansion of 2 in x
3.742 * [taylor]: Taking taylor expansion of x in x
3.743 * [taylor]: Taking taylor expansion of 1.0 in x
3.743 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
3.743 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
3.743 * [taylor]: Taking taylor expansion of (* 2 x) in x
3.743 * [taylor]: Taking taylor expansion of 2 in x
3.743 * [taylor]: Taking taylor expansion of x in x
3.745 * [taylor]: Taking taylor expansion of 1.0 in x
3.752 * [approximate]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in (x) around 0
3.752 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
3.752 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
3.752 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.752 * [taylor]: Taking taylor expansion of 2 in x
3.752 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.752 * [taylor]: Taking taylor expansion of x in x
3.753 * [taylor]: Taking taylor expansion of 1.0 in x
3.753 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
3.753 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
3.753 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.753 * [taylor]: Taking taylor expansion of 2 in x
3.753 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.753 * [taylor]: Taking taylor expansion of x in x
3.754 * [taylor]: Taking taylor expansion of 1.0 in x
3.757 * [approximate]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in (x) around 0
3.757 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
3.757 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
3.757 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
3.757 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.757 * [taylor]: Taking taylor expansion of 2 in x
3.757 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.757 * [taylor]: Taking taylor expansion of x in x
3.758 * [taylor]: Taking taylor expansion of 1.0 in x
3.758 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
3.758 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
3.758 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
3.758 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.758 * [taylor]: Taking taylor expansion of 2 in x
3.758 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.758 * [taylor]: Taking taylor expansion of x in x
3.759 * [taylor]: Taking taylor expansion of 1.0 in x
3.763 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
3.763 * [approximate]: Taking taylor expansion of (+ (exp x) 1.0) in (x) around 0
3.763 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
3.763 * [taylor]: Taking taylor expansion of (exp x) in x
3.763 * [taylor]: Taking taylor expansion of x in x
3.763 * [taylor]: Taking taylor expansion of 1.0 in x
3.763 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
3.763 * [taylor]: Taking taylor expansion of (exp x) in x
3.763 * [taylor]: Taking taylor expansion of x in x
3.763 * [taylor]: Taking taylor expansion of 1.0 in x
3.765 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in (x) around 0
3.765 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
3.765 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
3.765 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.765 * [taylor]: Taking taylor expansion of x in x
3.766 * [taylor]: Taking taylor expansion of 1.0 in x
3.766 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
3.766 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
3.766 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.766 * [taylor]: Taking taylor expansion of x in x
3.766 * [taylor]: Taking taylor expansion of 1.0 in x
3.768 * [approximate]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in (x) around 0
3.768 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
3.768 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
3.768 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.768 * [taylor]: Taking taylor expansion of -1 in x
3.768 * [taylor]: Taking taylor expansion of x in x
3.768 * [taylor]: Taking taylor expansion of 1.0 in x
3.768 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
3.768 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
3.768 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.768 * [taylor]: Taking taylor expansion of -1 in x
3.768 * [taylor]: Taking taylor expansion of x in x
3.769 * [taylor]: Taking taylor expansion of 1.0 in x
3.770 * * * * [progress]: [ 3 / 3 ] generating series at (2)
3.771 * [approximate]: Taking taylor expansion of (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0)) in (x) around 0
3.771 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0)) in x
3.771 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
3.771 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
3.771 * [taylor]: Taking taylor expansion of (* 2 x) in x
3.771 * [taylor]: Taking taylor expansion of 2 in x
3.771 * [taylor]: Taking taylor expansion of x in x
3.771 * [taylor]: Taking taylor expansion of 1.0 in x
3.771 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
3.771 * [taylor]: Taking taylor expansion of (exp x) in x
3.772 * [taylor]: Taking taylor expansion of x in x
3.772 * [taylor]: Taking taylor expansion of 1.0 in x
3.774 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0)) in x
3.774 * [taylor]: Taking taylor expansion of (- (exp (* 2 x)) 1.0) in x
3.774 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
3.774 * [taylor]: Taking taylor expansion of (* 2 x) in x
3.774 * [taylor]: Taking taylor expansion of 2 in x
3.774 * [taylor]: Taking taylor expansion of x in x
3.775 * [taylor]: Taking taylor expansion of 1.0 in x
3.775 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
3.775 * [taylor]: Taking taylor expansion of (exp x) in x
3.775 * [taylor]: Taking taylor expansion of x in x
3.775 * [taylor]: Taking taylor expansion of 1.0 in x
3.789 * [approximate]: Taking taylor expansion of (/ (- (exp (* 2 (/ 1 x))) 1.0) (+ (exp (/ 1 x)) 1.0)) in (x) around 0
3.789 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 (/ 1 x))) 1.0) (+ (exp (/ 1 x)) 1.0)) in x
3.789 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
3.789 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
3.789 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.789 * [taylor]: Taking taylor expansion of 2 in x
3.789 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.789 * [taylor]: Taking taylor expansion of x in x
3.789 * [taylor]: Taking taylor expansion of 1.0 in x
3.789 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
3.789 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
3.789 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.789 * [taylor]: Taking taylor expansion of x in x
3.790 * [taylor]: Taking taylor expansion of 1.0 in x
3.790 * [taylor]: Taking taylor expansion of (/ (- (exp (* 2 (/ 1 x))) 1.0) (+ (exp (/ 1 x)) 1.0)) in x
3.790 * [taylor]: Taking taylor expansion of (- (exp (* 2 (/ 1 x))) 1.0) in x
3.791 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
3.791 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.791 * [taylor]: Taking taylor expansion of 2 in x
3.791 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.791 * [taylor]: Taking taylor expansion of x in x
3.791 * [taylor]: Taking taylor expansion of 1.0 in x
3.791 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
3.791 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
3.791 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.791 * [taylor]: Taking taylor expansion of x in x
3.792 * [taylor]: Taking taylor expansion of 1.0 in x
3.804 * [approximate]: Taking taylor expansion of (/ (- (exp (- (* 2 (/ 1 x)))) 1.0) (+ (exp (/ -1 x)) 1.0)) in (x) around 0
3.804 * [taylor]: Taking taylor expansion of (/ (- (exp (- (* 2 (/ 1 x)))) 1.0) (+ (exp (/ -1 x)) 1.0)) in x
3.804 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
3.804 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
3.804 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
3.804 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.804 * [taylor]: Taking taylor expansion of 2 in x
3.804 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.804 * [taylor]: Taking taylor expansion of x in x
3.805 * [taylor]: Taking taylor expansion of 1.0 in x
3.805 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
3.805 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
3.805 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.805 * [taylor]: Taking taylor expansion of -1 in x
3.805 * [taylor]: Taking taylor expansion of x in x
3.805 * [taylor]: Taking taylor expansion of 1.0 in x
3.806 * [taylor]: Taking taylor expansion of (/ (- (exp (- (* 2 (/ 1 x)))) 1.0) (+ (exp (/ -1 x)) 1.0)) in x
3.806 * [taylor]: Taking taylor expansion of (- (exp (- (* 2 (/ 1 x)))) 1.0) in x
3.806 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
3.806 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
3.806 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
3.806 * [taylor]: Taking taylor expansion of 2 in x
3.806 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.806 * [taylor]: Taking taylor expansion of x in x
3.807 * [taylor]: Taking taylor expansion of 1.0 in x
3.807 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
3.807 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
3.807 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.807 * [taylor]: Taking taylor expansion of -1 in x
3.807 * [taylor]: Taking taylor expansion of x in x
3.808 * [taylor]: Taking taylor expansion of 1.0 in x
3.815 * * * [progress]: simplifying candidates
3.817 * [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))
  (* (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)
  (- (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)))
  (+ (* 2 (pow x 2)) (+ (* 4/3 (pow x 3)) (* 2 x)))
  (- (exp (* 2 x)) 1.0)
  (- (exp (* 2 x)) 1.0)
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ (exp x) 1.0)
  (+ (exp 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))
3.820 * * [simplify]: iteration  0 :  131  enodes  (cost  1338 )
3.842 * * [simplify]: iteration  1 :  320  enodes  (cost  1293 )
3.931 * * [simplify]: iteration  2 :  908  enodes  (cost  1179 )
4.918 * * [simplify]: iteration  3 :  3133  enodes  (cost  1035 )
5.876 * * [simplify]: iteration  done :  5000  enodes  (cost  1034 )
5.876 * [simplify]: Simplified to:
   (exp (- (exp (+ x x)) (* 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)))
  (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)))
  (- (pow (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))
  (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 (+ x x)) (* 1.0 (- 1.0 (exp x))))
  (- (exp (+ x x)) (* 1.0 1.0))
  (- (exp x) 1.0)
  (+ 1.0 (exp x))
  (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) (exp (+ x x)))
  (- (+ (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))))
  (/ (- (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
  (- (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 (+ (exp x) 1.0))
  (/ 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)))
  (- (exp (+ x x)) (* 1.0 1.0))
  (- (exp (+ x x)) (* 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)))
  (+ (* 4/3 (pow x 3)) (* (+ x 1) (+ x x)))
  (- (exp (* 2 x)) 1.0)
  (- (exp (* 2 x)) 1.0)
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ 1.0 (exp x))
  (+ 1.0 (exp x))
  (+ (* x (+ (* x 0.5) 1.0)) (* 0.16666666666666663 (pow x 3)))
  (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0))
  (/ (- (exp (* 2 x)) 1.0) (+ (exp x) 1.0))
5.877 * * * [progress]: adding candidates to table
6.015 * * [progress]: iteration 4 / 4
6.015 * * * [progress]: picking best candidate
6.021 * * * * [pick]: Picked  #<alt (λ (x) (/ (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0)))>
6.021 * * * [progress]: localizing error
6.037 * * * [progress]: generating rewritten candidates
6.037 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1)
6.043 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1)
6.088 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2)
6.112 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2)
6.118 * * * [progress]: generating series expansions
6.118 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1)
6.119 * [approximate]: Taking taylor expansion of (- (exp (* 4 x)) 1.0) in (x) around 0
6.119 * [taylor]: Taking taylor expansion of (- (exp (* 4 x)) 1.0) in x
6.119 * [taylor]: Taking taylor expansion of (exp (* 4 x)) in x
6.119 * [taylor]: Taking taylor expansion of (* 4 x) in x
6.119 * [taylor]: Taking taylor expansion of 4 in x
6.119 * [taylor]: Taking taylor expansion of x in x
6.120 * [taylor]: Taking taylor expansion of 1.0 in x
6.120 * [taylor]: Taking taylor expansion of (- (exp (* 4 x)) 1.0) in x
6.120 * [taylor]: Taking taylor expansion of (exp (* 4 x)) in x
6.120 * [taylor]: Taking taylor expansion of (* 4 x) in x
6.120 * [taylor]: Taking taylor expansion of 4 in x
6.120 * [taylor]: Taking taylor expansion of x in x
6.121 * [taylor]: Taking taylor expansion of 1.0 in x
6.127 * [approximate]: Taking taylor expansion of (- (exp (/ 4 x)) 1.0) in (x) around 0
6.127 * [taylor]: Taking taylor expansion of (- (exp (/ 4 x)) 1.0) in x
6.127 * [taylor]: Taking taylor expansion of (exp (/ 4 x)) in x
6.127 * [taylor]: Taking taylor expansion of (/ 4 x) in x
6.127 * [taylor]: Taking taylor expansion of 4 in x
6.128 * [taylor]: Taking taylor expansion of x in x
6.128 * [taylor]: Taking taylor expansion of 1.0 in x
6.128 * [taylor]: Taking taylor expansion of (- (exp (/ 4 x)) 1.0) in x
6.128 * [taylor]: Taking taylor expansion of (exp (/ 4 x)) in x
6.128 * [taylor]: Taking taylor expansion of (/ 4 x) in x
6.128 * [taylor]: Taking taylor expansion of 4 in x
6.128 * [taylor]: Taking taylor expansion of x in x
6.128 * [taylor]: Taking taylor expansion of 1.0 in x
6.132 * [approximate]: Taking taylor expansion of (- (exp (/ -4 x)) 1.0) in (x) around 0
6.132 * [taylor]: Taking taylor expansion of (- (exp (/ -4 x)) 1.0) in x
6.132 * [taylor]: Taking taylor expansion of (exp (/ -4 x)) in x
6.132 * [taylor]: Taking taylor expansion of (/ -4 x) in x
6.132 * [taylor]: Taking taylor expansion of -4 in x
6.132 * [taylor]: Taking taylor expansion of x in x
6.132 * [taylor]: Taking taylor expansion of 1.0 in x
6.132 * [taylor]: Taking taylor expansion of (- (exp (/ -4 x)) 1.0) in x
6.132 * [taylor]: Taking taylor expansion of (exp (/ -4 x)) in x
6.132 * [taylor]: Taking taylor expansion of (/ -4 x) in x
6.132 * [taylor]: Taking taylor expansion of -4 in x
6.132 * [taylor]: Taking taylor expansion of x in x
6.133 * [taylor]: Taking taylor expansion of 1.0 in x
6.136 * * * * [progress]: [ 2 / 4 ] generating series at (2 1)
6.137 * [approximate]: Taking taylor expansion of (/ (- (exp (* 4 x)) 1.0) (+ (exp (* 2 x)) 1.0)) in (x) around 0
6.137 * [taylor]: Taking taylor expansion of (/ (- (exp (* 4 x)) 1.0) (+ (exp (* 2 x)) 1.0)) in x
6.137 * [taylor]: Taking taylor expansion of (- (exp (* 4 x)) 1.0) in x
6.137 * [taylor]: Taking taylor expansion of (exp (* 4 x)) in x
6.137 * [taylor]: Taking taylor expansion of (* 4 x) in x
6.137 * [taylor]: Taking taylor expansion of 4 in x
6.137 * [taylor]: Taking taylor expansion of x in x
6.138 * [taylor]: Taking taylor expansion of 1.0 in x
6.138 * [taylor]: Taking taylor expansion of (+ (exp (* 2 x)) 1.0) in x
6.138 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
6.138 * [taylor]: Taking taylor expansion of (* 2 x) in x
6.138 * [taylor]: Taking taylor expansion of 2 in x
6.138 * [taylor]: Taking taylor expansion of x in x
6.138 * [taylor]: Taking taylor expansion of 1.0 in x
6.141 * [taylor]: Taking taylor expansion of (/ (- (exp (* 4 x)) 1.0) (+ (exp (* 2 x)) 1.0)) in x
6.141 * [taylor]: Taking taylor expansion of (- (exp (* 4 x)) 1.0) in x
6.141 * [taylor]: Taking taylor expansion of (exp (* 4 x)) in x
6.141 * [taylor]: Taking taylor expansion of (* 4 x) in x
6.141 * [taylor]: Taking taylor expansion of 4 in x
6.141 * [taylor]: Taking taylor expansion of x in x
6.141 * [taylor]: Taking taylor expansion of 1.0 in x
6.141 * [taylor]: Taking taylor expansion of (+ (exp (* 2 x)) 1.0) in x
6.141 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
6.141 * [taylor]: Taking taylor expansion of (* 2 x) in x
6.141 * [taylor]: Taking taylor expansion of 2 in x
6.141 * [taylor]: Taking taylor expansion of x in x
6.142 * [taylor]: Taking taylor expansion of 1.0 in x
6.156 * [approximate]: Taking taylor expansion of (/ (- (exp (/ 4 x)) 1.0) (+ (exp (* 2 (/ 1 x))) 1.0)) in (x) around 0
6.156 * [taylor]: Taking taylor expansion of (/ (- (exp (/ 4 x)) 1.0) (+ (exp (* 2 (/ 1 x))) 1.0)) in x
6.156 * [taylor]: Taking taylor expansion of (- (exp (/ 4 x)) 1.0) in x
6.156 * [taylor]: Taking taylor expansion of (exp (/ 4 x)) in x
6.156 * [taylor]: Taking taylor expansion of (/ 4 x) in x
6.156 * [taylor]: Taking taylor expansion of 4 in x
6.156 * [taylor]: Taking taylor expansion of x in x
6.156 * [taylor]: Taking taylor expansion of 1.0 in x
6.156 * [taylor]: Taking taylor expansion of (+ (exp (* 2 (/ 1 x))) 1.0) in x
6.156 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
6.156 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.156 * [taylor]: Taking taylor expansion of 2 in x
6.156 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.156 * [taylor]: Taking taylor expansion of x in x
6.157 * [taylor]: Taking taylor expansion of 1.0 in x
6.158 * [taylor]: Taking taylor expansion of (/ (- (exp (/ 4 x)) 1.0) (+ (exp (* 2 (/ 1 x))) 1.0)) in x
6.158 * [taylor]: Taking taylor expansion of (- (exp (/ 4 x)) 1.0) in x
6.158 * [taylor]: Taking taylor expansion of (exp (/ 4 x)) in x
6.158 * [taylor]: Taking taylor expansion of (/ 4 x) in x
6.158 * [taylor]: Taking taylor expansion of 4 in x
6.158 * [taylor]: Taking taylor expansion of x in x
6.158 * [taylor]: Taking taylor expansion of 1.0 in x
6.158 * [taylor]: Taking taylor expansion of (+ (exp (* 2 (/ 1 x))) 1.0) in x
6.158 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
6.158 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.158 * [taylor]: Taking taylor expansion of 2 in x
6.158 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.158 * [taylor]: Taking taylor expansion of x in x
6.159 * [taylor]: Taking taylor expansion of 1.0 in x
6.166 * [approximate]: Taking taylor expansion of (/ (- (exp (/ -4 x)) 1.0) (+ (exp (- (* 2 (/ 1 x)))) 1.0)) in (x) around 0
6.166 * [taylor]: Taking taylor expansion of (/ (- (exp (/ -4 x)) 1.0) (+ (exp (- (* 2 (/ 1 x)))) 1.0)) in x
6.166 * [taylor]: Taking taylor expansion of (- (exp (/ -4 x)) 1.0) in x
6.166 * [taylor]: Taking taylor expansion of (exp (/ -4 x)) in x
6.167 * [taylor]: Taking taylor expansion of (/ -4 x) in x
6.167 * [taylor]: Taking taylor expansion of -4 in x
6.167 * [taylor]: Taking taylor expansion of x in x
6.168 * [taylor]: Taking taylor expansion of 1.0 in x
6.168 * [taylor]: Taking taylor expansion of (+ (exp (- (* 2 (/ 1 x)))) 1.0) in x
6.168 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
6.168 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
6.168 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.168 * [taylor]: Taking taylor expansion of 2 in x
6.168 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.168 * [taylor]: Taking taylor expansion of x in x
6.169 * [taylor]: Taking taylor expansion of 1.0 in x
6.169 * [taylor]: Taking taylor expansion of (/ (- (exp (/ -4 x)) 1.0) (+ (exp (- (* 2 (/ 1 x)))) 1.0)) in x
6.169 * [taylor]: Taking taylor expansion of (- (exp (/ -4 x)) 1.0) in x
6.169 * [taylor]: Taking taylor expansion of (exp (/ -4 x)) in x
6.169 * [taylor]: Taking taylor expansion of (/ -4 x) in x
6.169 * [taylor]: Taking taylor expansion of -4 in x
6.169 * [taylor]: Taking taylor expansion of x in x
6.170 * [taylor]: Taking taylor expansion of 1.0 in x
6.170 * [taylor]: Taking taylor expansion of (+ (exp (- (* 2 (/ 1 x)))) 1.0) in x
6.170 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
6.170 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
6.170 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.170 * [taylor]: Taking taylor expansion of 2 in x
6.170 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.170 * [taylor]: Taking taylor expansion of x in x
6.171 * [taylor]: Taking taylor expansion of 1.0 in x
6.179 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 2)
6.179 * [approximate]: Taking taylor expansion of (+ (exp (* 2 x)) 1.0) in (x) around 0
6.179 * [taylor]: Taking taylor expansion of (+ (exp (* 2 x)) 1.0) in x
6.179 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
6.179 * [taylor]: Taking taylor expansion of (* 2 x) in x
6.179 * [taylor]: Taking taylor expansion of 2 in x
6.179 * [taylor]: Taking taylor expansion of x in x
6.180 * [taylor]: Taking taylor expansion of 1.0 in x
6.180 * [taylor]: Taking taylor expansion of (+ (exp (* 2 x)) 1.0) in x
6.180 * [taylor]: Taking taylor expansion of (exp (* 2 x)) in x
6.180 * [taylor]: Taking taylor expansion of (* 2 x) in x
6.180 * [taylor]: Taking taylor expansion of 2 in x
6.180 * [taylor]: Taking taylor expansion of x in x
6.180 * [taylor]: Taking taylor expansion of 1.0 in x
6.184 * [approximate]: Taking taylor expansion of (+ (exp (* 2 (/ 1 x))) 1.0) in (x) around 0
6.184 * [taylor]: Taking taylor expansion of (+ (exp (* 2 (/ 1 x))) 1.0) in x
6.184 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
6.184 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.184 * [taylor]: Taking taylor expansion of 2 in x
6.184 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.184 * [taylor]: Taking taylor expansion of x in x
6.184 * [taylor]: Taking taylor expansion of 1.0 in x
6.184 * [taylor]: Taking taylor expansion of (+ (exp (* 2 (/ 1 x))) 1.0) in x
6.184 * [taylor]: Taking taylor expansion of (exp (* 2 (/ 1 x))) in x
6.184 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.184 * [taylor]: Taking taylor expansion of 2 in x
6.184 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.184 * [taylor]: Taking taylor expansion of x in x
6.185 * [taylor]: Taking taylor expansion of 1.0 in x
6.190 * [approximate]: Taking taylor expansion of (+ (exp (- (* 2 (/ 1 x)))) 1.0) in (x) around 0
6.190 * [taylor]: Taking taylor expansion of (+ (exp (- (* 2 (/ 1 x)))) 1.0) in x
6.190 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
6.190 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
6.190 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.190 * [taylor]: Taking taylor expansion of 2 in x
6.190 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.190 * [taylor]: Taking taylor expansion of x in x
6.191 * [taylor]: Taking taylor expansion of 1.0 in x
6.191 * [taylor]: Taking taylor expansion of (+ (exp (- (* 2 (/ 1 x)))) 1.0) in x
6.191 * [taylor]: Taking taylor expansion of (exp (- (* 2 (/ 1 x)))) in x
6.191 * [taylor]: Taking taylor expansion of (- (* 2 (/ 1 x))) in x
6.191 * [taylor]: Taking taylor expansion of (* 2 (/ 1 x)) in x
6.191 * [taylor]: Taking taylor expansion of 2 in x
6.191 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.191 * [taylor]: Taking taylor expansion of x in x
6.192 * [taylor]: Taking taylor expansion of 1.0 in x
6.193 * * * * [progress]: [ 4 / 4 ] generating series at (2 2)
6.194 * [approximate]: Taking taylor expansion of (+ (exp x) 1.0) in (x) around 0
6.194 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
6.194 * [taylor]: Taking taylor expansion of (exp x) in x
6.194 * [taylor]: Taking taylor expansion of x in x
6.194 * [taylor]: Taking taylor expansion of 1.0 in x
6.194 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
6.194 * [taylor]: Taking taylor expansion of (exp x) in x
6.194 * [taylor]: Taking taylor expansion of x in x
6.194 * [taylor]: Taking taylor expansion of 1.0 in x
6.196 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in (x) around 0
6.196 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
6.196 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
6.196 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.196 * [taylor]: Taking taylor expansion of x in x
6.197 * [taylor]: Taking taylor expansion of 1.0 in x
6.197 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
6.197 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
6.197 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.197 * [taylor]: Taking taylor expansion of x in x
6.197 * [taylor]: Taking taylor expansion of 1.0 in x
6.199 * [approximate]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in (x) around 0
6.199 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
6.199 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
6.199 * [taylor]: Taking taylor expansion of (/ -1 x) in x
6.199 * [taylor]: Taking taylor expansion of -1 in x
6.199 * [taylor]: Taking taylor expansion of x in x
6.199 * [taylor]: Taking taylor expansion of 1.0 in x
6.199 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
6.199 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
6.199 * [taylor]: Taking taylor expansion of (/ -1 x) in x
6.199 * [taylor]: Taking taylor expansion of -1 in x
6.199 * [taylor]: Taking taylor expansion of x in x
6.199 * [taylor]: Taking taylor expansion of 1.0 in x
6.201 * * * [progress]: simplifying candidates
6.203 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (exp (* x 4))) (exp (pow 1.0 4)))
  (log (- (exp (* x 4)) (pow 1.0 4)))
  (exp (- (exp (* x 4)) (pow 1.0 4)))
  (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4))))
  (cbrt (- (exp (* x 4)) (pow 1.0 4)))
  (* (* (- (exp (* x 4)) (pow 1.0 4)) (- (exp (* x 4)) (pow 1.0 4))) (- (exp (* x 4)) (pow 1.0 4)))
  (sqrt (- (exp (* x 4)) (pow 1.0 4)))
  (sqrt (- (exp (* x 4)) (pow 1.0 4)))
  (- (pow (exp (* x 4)) 3) (pow (pow 1.0 4) 3))
  (+ (* (exp (* x 4)) (exp (* x 4))) (+ (* (pow 1.0 4) (pow 1.0 4)) (* (exp (* x 4)) (pow 1.0 4))))
  (- (pow 1.0 4))
  (- (* (exp (* x 4)) (exp (* x 4))) (* (pow 1.0 4) (pow 1.0 4)))
  (+ (exp (* x 4)) (pow 1.0 4))
  (+ (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4))
  (- (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4))
  (+ (sqrt (exp (* x 4))) (sqrt (pow 1.0 4)))
  (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4)))
  (+ (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2)))
  (- (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2)))
  (- (exp (* x 4)) (pow 1.0 4))
  (- (pow 1.0 4))
  (- (log (- (exp (* x 4)) (pow 1.0 4))) (log (+ (exp (+ x x)) (* 1.0 1.0))))
  (log (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (exp (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (* (* (- (exp (* x 4)) (pow 1.0 4)) (- (exp (* x 4)) (pow 1.0 4))) (- (exp (* x 4)) (pow 1.0 4))) (* (* (+ (exp (+ x x)) (* 1.0 1.0)) (+ (exp (+ x x)) (* 1.0 1.0))) (+ (exp (+ x x)) (* 1.0 1.0))))
  (* (cbrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))) (cbrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))))
  (cbrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (* (* (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))) (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))) (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (sqrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (sqrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (- (- (exp (* x 4)) (pow 1.0 4)))
  (- (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (exp (* x 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (pow 1.0 4) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4)))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4)))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (cbrt (- (exp (* x 4)) (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4)))) 1)
  (/ (cbrt (- (exp (* x 4)) (pow 1.0 4))) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) 1)
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ 1 (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ 1 (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ 1 1)
  (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4)) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4)) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4)) 1)
  (/ (- (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) 1)
  (/ (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2))) 1)
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2))) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ 1 (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ 1 (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ 1 1)
  (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ 1 (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (exp (* x 4)) (pow 1.0 4)))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) 1)
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (cbrt (- (exp (* x 4)) (pow 1.0 4))))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (sqrt (- (exp (* x 4)) (pow 1.0 4))))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (exp (* x 4)) (pow 1.0 4)))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (sqrt (exp (* x 4))) (pow (sqrt 1.0) 4)))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (sqrt (exp (* x 4))) (pow 1.0 (/ 4 2))))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (exp (* x 4)) (pow 1.0 4)))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (pow (exp (+ x x)) 3) (pow (* 1.0 1.0) 3)))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (- (* (exp (+ x x)) (exp (+ x x))) (* (* 1.0 1.0) (* 1.0 1.0))))
  (* (+ (exp (+ x x)) (* 1.0 1.0)) (+ (* (exp (* x 4)) (exp (* x 4))) (+ (* (pow 1.0 4) (pow 1.0 4)) (* (exp (* x 4)) (pow 1.0 4)))))
  (* (+ (exp (+ x x)) (* 1.0 1.0)) (+ (exp (* x 4)) (pow 1.0 4)))
  (* (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))))
  (- (* (exp (+ x x)) (exp (+ x x))) (* (* 1.0 1.0) (* 1.0 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)
  (+ (* 8 (pow x 2)) (+ (* 32/3 (pow x 3)) (* 4 x)))
  (- (exp (* 4 x)) 1.0)
  (- (exp (* 4 x)) 1.0)
  (+ (* 2.0 (pow x 2)) (+ (* 1.333333333333333 (pow x 3)) (* 2.0 x)))
  (/ (- (exp (* 4 x)) 1.0) (+ (exp (* 2 x)) 1.0))
  (/ (- (exp (* 4 x)) 1.0) (+ (exp (* 2 x)) 1.0))
  (+ (* 2 (pow x 2)) (+ (* 2 x) 2.0))
  (+ (exp (* 2 x)) 1.0)
  (+ (exp (* 2 x)) 1.0)
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ (exp x) 1.0)
  (+ (exp x) 1.0)
6.207 * * [simplify]: iteration  0 :  178  enodes  (cost  2017 )
6.238 * * [simplify]: iteration  1 :  436  enodes  (cost  1949 )
6.349 * * [simplify]: iteration  2 :  1108  enodes  (cost  1807 )
7.230 * * [simplify]: iteration  3 :  4350  enodes  (cost  1786 )
8.238 * * [simplify]: iteration  done :  5001  enodes  (cost  1785 )
8.239 * [simplify]: Simplified to:
   (exp (- (exp (* 4 x)) (pow 1.0 4)))
  (log (- (exp (* x 4)) (pow 1.0 4)))
  (exp (- (exp (* 4 x)) (pow 1.0 4)))
  (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4))))
  (cbrt (- (exp (* x 4)) (pow 1.0 4)))
  (pow (- (exp (* x 4)) (pow 1.0 4)) 3)
  (sqrt (- (exp (* x 4)) (pow 1.0 4)))
  (sqrt (- (exp (* x 4)) (pow 1.0 4)))
  (- (exp (* x 12)) (pow 1.0 12))
  (+ (exp (* x 8)) (+ (pow 1.0 8) (* (exp (* x 4)) (pow 1.0 4))))
  (- (pow 1.0 4))
  (- (exp (* x 8)) (pow 1.0 8))
  (+ (exp (* x 4)) (pow 1.0 4))
  (+ (pow 1.0 2) (sqrt (exp (* x 4))))
  (- (sqrt (exp (* x 4))) (* 1.0 1.0))
  (+ (sqrt (pow 1.0 4)) (sqrt (exp (* x 4))))
  (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4)))
  (+ (pow 1.0 2) (sqrt (exp (* x 4))))
  (- (sqrt (exp (* x 4))) (* 1.0 1.0))
  (- (exp (* x 4)) (pow 1.0 4))
  (- (pow 1.0 4))
  (log (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (log (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (exp (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (pow (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))) 3)
  (* (cbrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))) (cbrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))))
  (cbrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (pow (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))) 3)
  (sqrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (sqrt (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))))
  (- (pow 1.0 4) (exp (* x 4)))
  (- (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (exp (* x 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (pow 1.0 4) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4)))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4)))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (cbrt (- (exp (* x 4)) (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (* (cbrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (- (exp (* x 4)) (pow 1.0 4))))
  (/ (cbrt (- (exp (* x 4)) (pow 1.0 4))) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (sqrt (- (exp (* x 4)) (pow 1.0 4)))
  (/ (sqrt (- (exp (* x 4)) (pow 1.0 4))) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ 1 (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ 1 (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  1
  (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (pow 1.0 2) (sqrt (exp (* x 4)))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 2)) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (pow 1.0 2) (sqrt (exp (* x 4)))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 2)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (+ (pow 1.0 2) (sqrt (exp (* x 4))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 2)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (+ (sqrt (pow 1.0 4)) (sqrt (exp (* x 4))))
  (/ (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (pow 1.0 2) (sqrt (exp (* x 4)))) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 2)) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (+ (pow 1.0 2) (sqrt (exp (* x 4)))) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 2)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (+ (pow 1.0 2) (sqrt (exp (* x 4))))
  (/ (- (sqrt (exp (* x 4))) (pow 1.0 2)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ 1 (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (cbrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ 1 (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  1
  (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ 1 (+ (exp (+ x x)) (* 1.0 1.0)))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (exp (* x 4)) (pow 1.0 4)))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (* (cbrt (+ (exp (+ x x)) (* 1.0 1.0))) (cbrt (+ (exp (+ x x)) (* 1.0 1.0)))))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (sqrt (+ (exp (+ x x)) (* 1.0 1.0))))
  (- (exp (* x 4)) (pow 1.0 4))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (cbrt (- (exp (* x 4)) (pow 1.0 4))))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (sqrt (- (exp (* x 4)) (pow 1.0 4))))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (exp (* x 4)) (pow 1.0 4)))
  (/ (+ (* 1.0 1.0) (exp (+ x x))) (- (sqrt (exp (* x 4))) (* 1.0 1.0)))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (sqrt (exp (* x 4))) (sqrt (pow 1.0 4))))
  (/ (+ (* 1.0 1.0) (exp (+ x x))) (- (sqrt (exp (* x 4))) (* 1.0 1.0)))
  (/ (+ (exp (+ x x)) (* 1.0 1.0)) (- (exp (* x 4)) (pow 1.0 4)))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (pow (exp x) 6) (pow 1.0 6)))
  (/ (- (exp (* x 4)) (pow 1.0 4)) (- (exp (* x 4)) (pow 1.0 4)))
  (* (+ (exp (+ x x)) (* 1.0 1.0)) (+ (exp (* x 8)) (+ (pow 1.0 8) (* (exp (* x 4)) (pow 1.0 4)))))
  (* (+ (exp (+ x x)) (* 1.0 1.0)) (+ (exp (* x 4)) (pow 1.0 4)))
  (exp (+ (exp (+ x x)) (* 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)))
  (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)))
  (+ (pow (exp x) 6) (pow 1.0 6))
  (- (+ (exp (* x 4)) (pow 1.0 4)) (* (exp (+ x x)) (* 1.0 1.0)))
  (- (exp (* x 4)) (pow 1.0 4))
  (- (exp (+ x x)) (* 1.0 1.0))
  (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))
  (+ (exp (+ x x)) (* 1.0 (- 1.0 (exp x))))
  (- (exp (+ x x)) (* 1.0 1.0))
  (- (exp x) 1.0)
  (+ (exp x) 1.0)
  (+ (* 4 x) (* (pow x 2) (+ (* 32/3 x) 8)))
  (- (exp (* 4 x)) 1.0)
  (- (exp (* 4 x)) 1.0)
  (+ (* 2.0 (+ (pow x 2) x)) (* 1.333333333333333 (pow x 3)))
  (/ (- (exp (* 4 x)) 1.0) (+ (exp (* 2 x)) 1.0))
  (/ (- (exp (* 4 x)) 1.0) (+ (exp (* 2 x)) 1.0))
  (+ (* 2 (+ (pow x 2) x)) 2.0)
  (+ (exp (* 2 x)) 1.0)
  (+ (exp (* 2 x)) 1.0)
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ (exp x) 1.0)
  (+ (exp x) 1.0)
8.240 * * * [progress]: adding candidates to table
8.487 * [progress]: [Phase 3 of 3] Extracting.
8.487 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (/ (- (pow (exp x) 6) (pow 1.0 6)) (+ (exp (* x 4)) (* (* 1.0 1.0) (+ (exp (+ x x)) (* 1.0 1.0))))) (+ (exp x) 1.0)))> #<alt (λ (x) (/ (- (/ (exp (* x 4)) (+ (exp (+ x x)) (* 1.0 1.0))) (/ (pow 1.0 4) (+ (exp (+ x x)) (* 1.0 1.0)))) (+ (exp x) 1.0)))> #<alt (λ (x) (/ (/ (- (* (exp (* x 4)) (exp (* x 4))) (* (pow 1.0 4) (pow 1.0 4))) (* (+ (exp (+ x x)) (* 1.0 1.0)) (+ (exp (* x 4)) (pow 1.0 4)))) (+ (exp x) 1.0)))> #<alt (λ (x) (+ (* (pow x 2) (+ (* 1/6 x) 1/2)) x))>)
8.488 * * * [regime-changes]: Trying 1 branch expressions: (x)
8.488 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (/ (- (pow (exp x) 6) (pow 1.0 6)) (+ (exp (* x 4)) (* (* 1.0 1.0) (+ (exp (+ x x)) (* 1.0 1.0))))) (+ (exp x) 1.0)))> #<alt (λ (x) (/ (- (/ (exp (* x 4)) (+ (exp (+ x x)) (* 1.0 1.0))) (/ (pow 1.0 4) (+ (exp (+ x x)) (* 1.0 1.0)))) (+ (exp x) 1.0)))> #<alt (λ (x) (/ (/ (- (* (exp (* x 4)) (exp (* x 4))) (* (pow 1.0 4) (pow 1.0 4))) (* (+ (exp (+ x x)) (* 1.0 1.0)) (+ (exp (* x 4)) (pow 1.0 4)))) (+ (exp x) 1.0)))> #<alt (λ (x) (+ (* (pow x 2) (+ (* 1/6 x) 1/2)) x))>)
8.508 * * * [regime]: Found split indices: #<option (#s(si 3 255))>
8.508 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (* (pow x 2) (+ (* 1/6 x) 1/2)) x)
8.509 * * [simplify]: iteration  0 :  9  enodes  (cost  11 )
8.509 * * [simplify]: iteration  1 :  13  enodes  (cost  11 )
8.509 * * [simplify]: iteration  done :  13  enodes  (cost  11 )
8.509 * [simplify]: Simplified to:
   (+ (* (pow x 2) (+ (* 1/6 x) 1/2)) x)
9.825 * [regime-testing]: Baseline error score: 0.42862961446626846
9.826 * [regime-testing]: Oracle error score: 0.10797679095741847
9.826 * [regime-testing]: End program error score: 0.42862961446626846
9.843 * [regime-testing]: Target error score: 0.4411753222459301