0.418 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.032 * * * [progress]: [2/2] Setting up program.
0.033 * [progress]: [Phase 2 of 3] Improving.
0.034 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (exp x) 1.0) x)
0.036 * * [simplify]: iteration  0 :  10  enodes  (cost  3 )
0.037 * * [simplify]: iteration  1 :  13  enodes  (cost  3 )
0.038 * * [simplify]: iteration  2 :  15  enodes  (cost  3 )
0.039 * * [simplify]: iteration  3 :  15  enodes  (cost  3 )
0.039 * [simplify]: Simplified to:
   (/ (- (exp x) 1.0) x)
0.040 * * [progress]: iteration 1 / 4
0.040 * * * [progress]: picking best candidate
0.041 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (exp x) 1.0) x))>
0.041 * * * [progress]: localizing error
0.045 * * * [progress]: generating rewritten candidates
0.045 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.049 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.061 * * * [progress]: generating series expansions
0.061 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.061 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.061 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [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 x in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
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 x in x
0.068 * [taylor]: Taking taylor expansion of 1.0 in x
0.071 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.071 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.071 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.071 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.071 * [taylor]: Taking taylor expansion of -1 in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.072 * [taylor]: Taking taylor expansion of 1.0 in x
0.072 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.072 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.072 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.072 * [taylor]: Taking taylor expansion of -1 in x
0.072 * [taylor]: Taking taylor expansion of x in x
0.072 * [taylor]: Taking taylor expansion of 1.0 in x
0.075 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.076 * [approximate]: Taking taylor expansion of (/ (- (exp x) 1.0) x) in (x) around 0
0.076 * [taylor]: Taking taylor expansion of (/ (- (exp x) 1.0) x) in x
0.076 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.076 * [taylor]: Taking taylor expansion of (exp x) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.076 * [taylor]: Taking taylor expansion of 1.0 in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of (/ (- (exp x) 1.0) x) in x
0.078 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.078 * [taylor]: Taking taylor expansion of (exp x) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.085 * [approximate]: Taking taylor expansion of (* x (- (exp (/ 1 x)) 1.0)) in (x) around 0
0.085 * [taylor]: Taking taylor expansion of (* x (- (exp (/ 1 x)) 1.0)) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.085 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of 1.0 in x
0.085 * [taylor]: Taking taylor expansion of (* x (- (exp (/ 1 x)) 1.0)) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.085 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of 1.0 in x
0.096 * [approximate]: Taking taylor expansion of (* -1 (* x (- (exp (/ -1 x)) 1.0))) in (x) around 0
0.096 * [taylor]: Taking taylor expansion of (* -1 (* x (- (exp (/ -1 x)) 1.0))) in x
0.096 * [taylor]: Taking taylor expansion of -1 in x
0.096 * [taylor]: Taking taylor expansion of (* x (- (exp (/ -1 x)) 1.0)) in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.096 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.096 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.096 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.096 * [taylor]: Taking taylor expansion of -1 in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of 1.0 in x
0.097 * [taylor]: Taking taylor expansion of (* -1 (* x (- (exp (/ -1 x)) 1.0))) in x
0.097 * [taylor]: Taking taylor expansion of -1 in x
0.097 * [taylor]: Taking taylor expansion of (* x (- (exp (/ -1 x)) 1.0)) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.097 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.097 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.097 * [taylor]: Taking taylor expansion of -1 in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of 1.0 in x
0.301 * * * [progress]: simplifying candidates
0.302 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (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)
  (- (log (- (exp x) 1.0)) (log x))
  (log (/ (- (exp x) 1.0) x))
  (exp (/ (- (exp x) 1.0) x))
  (/ (* (* (- (exp x) 1.0) (- (exp x) 1.0)) (- (exp x) 1.0)) (* (* x x) x))
  (* (cbrt (/ (- (exp x) 1.0) x)) (cbrt (/ (- (exp x) 1.0) x)))
  (cbrt (/ (- (exp x) 1.0) x))
  (* (* (/ (- (exp x) 1.0) x) (/ (- (exp x) 1.0) x)) (/ (- (exp x) 1.0) x))
  (sqrt (/ (- (exp x) 1.0) x))
  (sqrt (/ (- (exp x) 1.0) x))
  (- (- (exp x) 1.0))
  (- x)
  (/ (exp x) x)
  (/ 1.0 x)
  (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- (exp x) 1.0)) (cbrt x))
  (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (sqrt x))
  (/ (cbrt (- (exp x) 1.0)) (sqrt x))
  (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) 1)
  (/ (cbrt (- (exp x) 1.0)) x)
  (/ (sqrt (- (exp x) 1.0)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- (exp x) 1.0)) (cbrt x))
  (/ (sqrt (- (exp x) 1.0)) (sqrt x))
  (/ (sqrt (- (exp x) 1.0)) (sqrt x))
  (/ (sqrt (- (exp x) 1.0)) 1)
  (/ (sqrt (- (exp x) 1.0)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- (exp x) 1.0) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- (exp x) 1.0) (sqrt x))
  (/ 1 1)
  (/ (- (exp x) 1.0) x)
  (/ (+ (sqrt (exp x)) (sqrt 1.0)) (* (cbrt x) (cbrt x)))
  (/ (- (sqrt (exp x)) (sqrt 1.0)) (cbrt x))
  (/ (+ (sqrt (exp x)) (sqrt 1.0)) (sqrt x))
  (/ (- (sqrt (exp x)) (sqrt 1.0)) (sqrt x))
  (/ (+ (sqrt (exp x)) (sqrt 1.0)) 1)
  (/ (- (sqrt (exp x)) (sqrt 1.0)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- (exp x) 1.0) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- (exp x) 1.0) (sqrt x))
  (/ 1 1)
  (/ (- (exp x) 1.0) x)
  (/ 1 x)
  (/ x (- (exp x) 1.0))
  (/ (- (exp x) 1.0) (* (cbrt x) (cbrt x)))
  (/ (- (exp x) 1.0) (sqrt x))
  (/ (- (exp x) 1.0) 1)
  (/ x (cbrt (- (exp x) 1.0)))
  (/ x (sqrt (- (exp x) 1.0)))
  (/ x (- (exp x) 1.0))
  (/ x (- (sqrt (exp x)) (sqrt 1.0)))
  (/ x (- (exp x) 1.0))
  (* x (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0))))
  (* x (+ (exp x) 1.0))
  (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
  (- (exp x) 1.0)
  (- (exp x) 1.0)
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (/ (- (exp x) 1.0) x)
  (* -1 (/ (- 1.0 (exp x)) x))
0.306 * * [simplify]: iteration  0 :  222  enodes  (cost  329 )
0.309 * * [simplify]: iteration  1 :  625  enodes  (cost  311 )
0.320 * * [simplify]: iteration  2 :  2739  enodes  (cost  309 )
0.371 * * [simplify]: iteration  3 :  5001  enodes  (cost  309 )
0.373 * [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 (+ 1.0 (exp x))) (exp (+ x x)))
  (- 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)
  (log (/ (- (exp x) 1.0) x))
  (log (/ (- (exp x) 1.0) x))
  (exp (/ (- (exp x) 1.0) x))
  (pow (/ (- (exp x) 1.0) x) 3)
  (* (cbrt (/ (- (exp x) 1.0) x)) (cbrt (/ (- (exp x) 1.0) x)))
  (cbrt (/ (- (exp x) 1.0) x))
  (pow (/ (- (exp x) 1.0) x) 3)
  (sqrt (/ (- (exp x) 1.0) x))
  (sqrt (/ (- (exp x) 1.0) x))
  (- 1.0 (exp x))
  (- x)
  (/ (exp x) x)
  (/ 1.0 x)
  (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- (exp x) 1.0)) (cbrt x))
  (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (sqrt x))
  (/ (cbrt (- (exp x) 1.0)) (sqrt x))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (/ (cbrt (- (exp x) 1.0)) x)
  (/ (sqrt (- (exp x) 1.0)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- (exp x) 1.0)) (cbrt x))
  (/ (sqrt (- (exp x) 1.0)) (sqrt x))
  (/ (sqrt (- (exp x) 1.0)) (sqrt x))
  (sqrt (- (exp x) 1.0))
  (/ (sqrt (- (exp x) 1.0)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- (exp x) 1.0) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- (exp x) 1.0) (sqrt x))
  1
  (/ (- (exp x) 1.0) x)
  (/ (+ (sqrt (exp x)) (sqrt 1.0)) (* (cbrt x) (cbrt x)))
  (/ (- (sqrt (exp x)) (sqrt 1.0)) (cbrt x))
  (/ (+ (sqrt (exp x)) (sqrt 1.0)) (sqrt x))
  (/ (- (sqrt (exp x)) (sqrt 1.0)) (sqrt x))
  (+ (sqrt (exp x)) (sqrt 1.0))
  (/ (- (sqrt (exp x)) (sqrt 1.0)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- (exp x) 1.0) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- (exp x) 1.0) (sqrt x))
  1
  (/ (- (exp x) 1.0) x)
  (/ 1 x)
  (/ x (- (exp x) 1.0))
  (/ (- (exp x) 1.0) (* (cbrt x) (cbrt x)))
  (/ (- (exp x) 1.0) (sqrt x))
  (- (exp x) 1.0)
  (/ x (cbrt (- (exp x) 1.0)))
  (/ x (sqrt (- (exp x) 1.0)))
  (/ x (- (exp x) 1.0))
  (/ x (- (sqrt (exp x)) (sqrt 1.0)))
  (/ x (- (exp x) 1.0))
  (* (+ (* 1.0 (+ 1.0 (exp x))) (exp (+ x x))) x)
  (* x (+ (exp x) 1.0))
  (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
  (- (exp x) 1.0)
  (- (exp x) 1.0)
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (/ (- (exp x) 1.0) x)
  (* -1 (/ (- 1.0 (exp x)) x))
0.374 * * * [progress]: adding candidates to table
0.478 * * [progress]: iteration 2 / 4
0.478 * * * [progress]: picking best candidate
0.486 * * * * [pick]: Picked  #<alt (λ (x) (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))>
0.486 * * * [progress]: localizing error
0.494 * * * [progress]: generating rewritten candidates
0.494 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.499 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.508 * * * [progress]: generating series expansions
0.508 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.508 * [approximate]: Taking taylor expansion of (* 1/6 (pow x 2)) in (x) around 0
0.508 * [taylor]: Taking taylor expansion of (* 1/6 (pow x 2)) in x
0.508 * [taylor]: Taking taylor expansion of 1/6 in x
0.508 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.508 * [taylor]: Taking taylor expansion of x in x
0.508 * [taylor]: Taking taylor expansion of (* 1/6 (pow x 2)) in x
0.509 * [taylor]: Taking taylor expansion of 1/6 in x
0.509 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.509 * [taylor]: Taking taylor expansion of x in x
0.517 * [approximate]: Taking taylor expansion of (/ 1/6 (pow x 2)) in (x) around 0
0.517 * [taylor]: Taking taylor expansion of (/ 1/6 (pow x 2)) in x
0.517 * [taylor]: Taking taylor expansion of 1/6 in x
0.517 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.517 * [taylor]: Taking taylor expansion of x in x
0.517 * [taylor]: Taking taylor expansion of (/ 1/6 (pow x 2)) in x
0.517 * [taylor]: Taking taylor expansion of 1/6 in x
0.517 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.517 * [taylor]: Taking taylor expansion of x in x
0.525 * [approximate]: Taking taylor expansion of (/ 1/6 (pow x 2)) in (x) around 0
0.525 * [taylor]: Taking taylor expansion of (/ 1/6 (pow x 2)) in x
0.525 * [taylor]: Taking taylor expansion of 1/6 in x
0.525 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.525 * [taylor]: Taking taylor expansion of x in x
0.525 * [taylor]: Taking taylor expansion of (/ 1/6 (pow x 2)) in x
0.525 * [taylor]: Taking taylor expansion of 1/6 in x
0.525 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.525 * [taylor]: Taking taylor expansion of x in x
0.537 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.537 * [approximate]: Taking taylor expansion of (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)) in (x) around 0
0.537 * [taylor]: Taking taylor expansion of (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)) in x
0.537 * [taylor]: Taking taylor expansion of (* 1/6 (pow x 2)) in x
0.537 * [taylor]: Taking taylor expansion of 1/6 in x
0.537 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.537 * [taylor]: Taking taylor expansion of x in x
0.537 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) 1) in x
0.537 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.537 * [taylor]: Taking taylor expansion of 1/2 in x
0.537 * [taylor]: Taking taylor expansion of x in x
0.537 * [taylor]: Taking taylor expansion of 1 in x
0.537 * [taylor]: Taking taylor expansion of (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)) in x
0.537 * [taylor]: Taking taylor expansion of (* 1/6 (pow x 2)) in x
0.537 * [taylor]: Taking taylor expansion of 1/6 in x
0.537 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.537 * [taylor]: Taking taylor expansion of x in x
0.537 * [taylor]: Taking taylor expansion of (+ (* 1/2 x) 1) in x
0.537 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
0.537 * [taylor]: Taking taylor expansion of 1/2 in x
0.537 * [taylor]: Taking taylor expansion of x in x
0.537 * [taylor]: Taking taylor expansion of 1 in x
0.541 * [approximate]: Taking taylor expansion of (+ (* 1/6 (/ 1 (pow x 2))) (+ (* 1/2 (/ 1 x)) 1)) in (x) around 0
0.541 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 (pow x 2))) (+ (* 1/2 (/ 1 x)) 1)) in x
0.541 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 (pow x 2))) in x
0.541 * [taylor]: Taking taylor expansion of 1/6 in x
0.541 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.541 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.541 * [taylor]: Taking taylor expansion of x in x
0.541 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 x)) 1) in x
0.541 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.541 * [taylor]: Taking taylor expansion of 1/2 in x
0.541 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.542 * [taylor]: Taking taylor expansion of x in x
0.542 * [taylor]: Taking taylor expansion of 1 in x
0.542 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 (pow x 2))) (+ (* 1/2 (/ 1 x)) 1)) in x
0.542 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 (pow x 2))) in x
0.542 * [taylor]: Taking taylor expansion of 1/6 in x
0.542 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.542 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.542 * [taylor]: Taking taylor expansion of x in x
0.542 * [taylor]: Taking taylor expansion of (+ (* 1/2 (/ 1 x)) 1) in x
0.542 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.542 * [taylor]: Taking taylor expansion of 1/2 in x
0.542 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.542 * [taylor]: Taking taylor expansion of x in x
0.543 * [taylor]: Taking taylor expansion of 1 in x
0.549 * [approximate]: Taking taylor expansion of (- (+ (* 1/6 (/ 1 (pow x 2))) 1) (* 1/2 (/ 1 x))) in (x) around 0
0.549 * [taylor]: Taking taylor expansion of (- (+ (* 1/6 (/ 1 (pow x 2))) 1) (* 1/2 (/ 1 x))) in x
0.549 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 (pow x 2))) 1) in x
0.549 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 (pow x 2))) in x
0.549 * [taylor]: Taking taylor expansion of 1/6 in x
0.549 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.549 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.549 * [taylor]: Taking taylor expansion of x in x
0.549 * [taylor]: Taking taylor expansion of 1 in x
0.549 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.549 * [taylor]: Taking taylor expansion of 1/2 in x
0.549 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.549 * [taylor]: Taking taylor expansion of x in x
0.550 * [taylor]: Taking taylor expansion of (- (+ (* 1/6 (/ 1 (pow x 2))) 1) (* 1/2 (/ 1 x))) in x
0.550 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 (pow x 2))) 1) in x
0.550 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 (pow x 2))) in x
0.550 * [taylor]: Taking taylor expansion of 1/6 in x
0.550 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.550 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.550 * [taylor]: Taking taylor expansion of x in x
0.550 * [taylor]: Taking taylor expansion of 1 in x
0.550 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 x)) in x
0.550 * [taylor]: Taking taylor expansion of 1/2 in x
0.550 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.550 * [taylor]: Taking taylor expansion of x in x
0.556 * * * [progress]: simplifying candidates
0.557 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (log 1/6) (* (log x) 2))
  (+ (log 1/6) (* (log x) 2))
  (+ (log 1/6) (log (pow x 2)))
  (log (* 1/6 (pow x 2)))
  (exp (* 1/6 (pow x 2)))
  (* (* (* 1/6 1/6) 1/6) (* (* (pow x 2) (pow x 2)) (pow x 2)))
  (* (cbrt (* 1/6 (pow x 2))) (cbrt (* 1/6 (pow x 2))))
  (cbrt (* 1/6 (pow x 2)))
  (* (* (* 1/6 (pow x 2)) (* 1/6 (pow x 2))) (* 1/6 (pow x 2)))
  (sqrt (* 1/6 (pow x 2)))
  (sqrt (* 1/6 (pow x 2)))
  (* (sqrt 1/6) (pow (sqrt x) 2))
  (* (sqrt 1/6) (pow (sqrt x) 2))
  (* (sqrt 1/6) x)
  (* (sqrt 1/6) x)
  (* (sqrt 1/6) (sqrt (pow x 2)))
  (* (sqrt 1/6) (sqrt (pow x 2)))
  (* (sqrt 1/6) (pow x (/ 2 2)))
  (* (sqrt 1/6) (pow x (/ 2 2)))
  (* 1/6 (pow (* (cbrt x) (cbrt x)) 2))
  (* 1/6 (pow (sqrt x) 2))
  (* 1/6 (pow 1 2))
  (* 1/6 x)
  (* 1/6 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 1/6 (sqrt (pow x 2)))
  (* 1/6 1)
  (* 1/6 (pow x (/ 2 2)))
  (* (cbrt 1/6) (pow x 2))
  (* (sqrt 1/6) (pow x 2))
  (* 1/6 (pow x 2))
  (* (exp (* 1/6 (pow x 2))) (* (exp (* 1/2 x)) (exp 1)))
  (* (exp (* 1/6 (pow x 2))) (exp (+ (* 1/2 x) 1)))
  (log (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (exp (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (* (cbrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))) (cbrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))))
  (cbrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (* (* (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)) (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))) (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (sqrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (sqrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (+ (pow (* 1/6 (pow x 2)) 3) (pow (+ (* 1/2 x) 1) 3))
  (+ (* (* 1/6 (pow x 2)) (* 1/6 (pow x 2))) (- (* (+ (* 1/2 x) 1) (+ (* 1/2 x) 1)) (* (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))))
  (- (* (* 1/6 (pow x 2)) (* 1/6 (pow x 2))) (* (+ (* 1/2 x) 1) (+ (* 1/2 x) 1)))
  (- (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (+ (* 1/6 (pow x 2)) (* 1/2 x))
  (* 1/6 (pow x 2))
  (* 1/6 (pow x 2))
  (* 1/6 (pow x 2))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
0.561 * * [simplify]: iteration  0 :  201  enodes  (cost  222 )
0.565 * * [simplify]: iteration  1 :  825  enodes  (cost  201 )
0.589 * * [simplify]: iteration  2 :  5001  enodes  (cost  198 )
0.590 * [simplify]: Simplified to:
   (log (* 1/6 (pow x 2)))
  (log (* 1/6 (pow x 2)))
  (log (* 1/6 (pow x 2)))
  (log (* 1/6 (pow x 2)))
  (exp (* 1/6 (pow x 2)))
  (* 1/216 (pow x 6))
  (* (cbrt (* 1/6 (pow x 2))) (cbrt (* 1/6 (pow x 2))))
  (cbrt (* 1/6 (pow x 2)))
  (* 1/216 (pow x 6))
  (sqrt (* 1/6 (pow x 2)))
  (sqrt (* 1/6 (pow x 2)))
  (* x (sqrt 1/6))
  (* x (sqrt 1/6))
  (* x (sqrt 1/6))
  (* x (sqrt 1/6))
  (* (sqrt 1/6) (sqrt (pow x 2)))
  (* (sqrt 1/6) (sqrt (pow x 2)))
  (* x (sqrt 1/6))
  (* x (sqrt 1/6))
  (* 1/6 (pow (* (cbrt x) (cbrt x)) 2))
  (* x 1/6)
  1/6
  (* x 1/6)
  (* 1/6 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 1/6 (fabs x))
  1/6
  (* x 1/6)
  (* (cbrt 1/6) (pow x 2))
  (* (sqrt 1/6) (pow x 2))
  (* 1/6 (pow x 2))
  (exp (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (exp (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (log (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (exp (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (* (cbrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))) (cbrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))))
  (cbrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (pow (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)) 3)
  (sqrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (sqrt (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1)))
  (+ (pow (* 1/6 (pow x 2)) 3) (pow (+ (* 1/2 x) 1) 3))
  (+ (* (+ (* 1/2 x) 1) (- (+ (* 1/2 x) 1) (* 1/6 (pow x 2)))) (* 1/36 (* (pow x 2) (pow x 2))))
  (+ (- (* (+ (* 1/2 x) 1) (+ (* 1/2 x) 1))) (* (pow x 4) 1/36))
  (- (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (* x (+ 1/2 (* x 1/6)))
  (* 1/6 (pow x 2))
  (* 1/6 (pow x 2))
  (* 1/6 (pow x 2))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
0.590 * * * [progress]: adding candidates to table
0.664 * * [progress]: iteration 3 / 4
0.664 * * * [progress]: picking best candidate
0.673 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x (+ 1/2 (* x 1/6))) 1))>
0.674 * * * [progress]: localizing error
0.679 * * * [progress]: generating rewritten candidates
0.679 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 2 2)
0.682 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.690 * * * [progress]: generating series expansions
0.690 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 2 2)
0.690 * [approximate]: Taking taylor expansion of (* 1/6 x) in (x) around 0
0.690 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.690 * [taylor]: Taking taylor expansion of 1/6 in x
0.690 * [taylor]: Taking taylor expansion of x in x
0.690 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.690 * [taylor]: Taking taylor expansion of 1/6 in x
0.690 * [taylor]: Taking taylor expansion of x in x
0.695 * [approximate]: Taking taylor expansion of (/ 1/6 x) in (x) around 0
0.695 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.695 * [taylor]: Taking taylor expansion of 1/6 in x
0.695 * [taylor]: Taking taylor expansion of x in x
0.695 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.695 * [taylor]: Taking taylor expansion of 1/6 in x
0.695 * [taylor]: Taking taylor expansion of x in x
0.699 * [approximate]: Taking taylor expansion of (/ -1/6 x) in (x) around 0
0.699 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.699 * [taylor]: Taking taylor expansion of -1/6 in x
0.699 * [taylor]: Taking taylor expansion of x in x
0.699 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.699 * [taylor]: Taking taylor expansion of -1/6 in x
0.699 * [taylor]: Taking taylor expansion of x in x
0.703 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.703 * [approximate]: Taking taylor expansion of (* x (+ (* 1/6 x) 1/2)) in (x) around 0
0.703 * [taylor]: Taking taylor expansion of (* x (+ (* 1/6 x) 1/2)) in x
0.703 * [taylor]: Taking taylor expansion of x in x
0.703 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.703 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.703 * [taylor]: Taking taylor expansion of 1/6 in x
0.703 * [taylor]: Taking taylor expansion of x in x
0.703 * [taylor]: Taking taylor expansion of 1/2 in x
0.703 * [taylor]: Taking taylor expansion of (* x (+ (* 1/6 x) 1/2)) in x
0.703 * [taylor]: Taking taylor expansion of x in x
0.703 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.703 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.703 * [taylor]: Taking taylor expansion of 1/6 in x
0.703 * [taylor]: Taking taylor expansion of x in x
0.703 * [taylor]: Taking taylor expansion of 1/2 in x
0.718 * [approximate]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) x) in (x) around 0
0.718 * [taylor]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) x) in x
0.718 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
0.718 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.718 * [taylor]: Taking taylor expansion of 1/6 in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.718 * [taylor]: Taking taylor expansion of x in x
0.718 * [taylor]: Taking taylor expansion of 1/2 in x
0.718 * [taylor]: Taking taylor expansion of x in x
0.719 * [taylor]: Taking taylor expansion of (/ (+ (* 1/6 (/ 1 x)) 1/2) x) in x
0.719 * [taylor]: Taking taylor expansion of (+ (* 1/6 (/ 1 x)) 1/2) in x
0.719 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.719 * [taylor]: Taking taylor expansion of 1/6 in x
0.719 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.719 * [taylor]: Taking taylor expansion of x in x
0.719 * [taylor]: Taking taylor expansion of 1/2 in x
0.719 * [taylor]: Taking taylor expansion of x in x
0.734 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1/2 (* 1/6 (/ 1 x))) x)) in (x) around 0
0.734 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1/2 (* 1/6 (/ 1 x))) x)) in x
0.734 * [taylor]: Taking taylor expansion of -1 in x
0.734 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) x) in x
0.734 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.734 * [taylor]: Taking taylor expansion of 1/2 in x
0.734 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.734 * [taylor]: Taking taylor expansion of 1/6 in x
0.734 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.734 * [taylor]: Taking taylor expansion of x in x
0.735 * [taylor]: Taking taylor expansion of x in x
0.736 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1/2 (* 1/6 (/ 1 x))) x)) in x
0.736 * [taylor]: Taking taylor expansion of -1 in x
0.736 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) x) in x
0.736 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.736 * [taylor]: Taking taylor expansion of 1/2 in x
0.736 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.736 * [taylor]: Taking taylor expansion of 1/6 in x
0.736 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.736 * [taylor]: Taking taylor expansion of x in x
0.736 * [taylor]: Taking taylor expansion of x in x
0.763 * * * [progress]: simplifying candidates
0.764 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x 1/6)
  (+ (log x) (log 1/6))
  (log (* x 1/6))
  (exp (* x 1/6))
  (* (* (* x x) x) (* (* 1/6 1/6) 1/6))
  (* (cbrt (* x 1/6)) (cbrt (* x 1/6)))
  (cbrt (* x 1/6))
  (* (* (* x 1/6) (* x 1/6)) (* x 1/6))
  (sqrt (* x 1/6))
  (sqrt (* x 1/6))
  (* (sqrt x) (sqrt 1/6))
  (* (sqrt x) (sqrt 1/6))
  (* x (* (cbrt 1/6) (cbrt 1/6)))
  (* x (sqrt 1/6))
  (* x 1)
  (* (cbrt x) 1/6)
  (* (sqrt x) 1/6)
  (* x 1/6)
  (* x (+ 1/2 (* x 1/6)))
  (+ (log x) (log (+ 1/2 (* x 1/6))))
  (log (* x (+ 1/2 (* x 1/6))))
  (exp (* x (+ 1/2 (* x 1/6))))
  (* (* (* x x) x) (* (* (+ 1/2 (* x 1/6)) (+ 1/2 (* x 1/6))) (+ 1/2 (* x 1/6))))
  (* (cbrt (* x (+ 1/2 (* x 1/6)))) (cbrt (* x (+ 1/2 (* x 1/6)))))
  (cbrt (* x (+ 1/2 (* x 1/6))))
  (* (* (* x (+ 1/2 (* x 1/6))) (* x (+ 1/2 (* x 1/6)))) (* x (+ 1/2 (* x 1/6))))
  (sqrt (* x (+ 1/2 (* x 1/6))))
  (sqrt (* x (+ 1/2 (* x 1/6))))
  (* (sqrt x) (sqrt (+ 1/2 (* x 1/6))))
  (* (sqrt x) (sqrt (+ 1/2 (* x 1/6))))
  (* x 1/2)
  (* x (* x 1/6))
  (* 1/2 x)
  (* (* x 1/6) x)
  (* x (* (cbrt (+ 1/2 (* x 1/6))) (cbrt (+ 1/2 (* x 1/6)))))
  (* x (sqrt (+ 1/2 (* x 1/6))))
  (* x 1)
  (* (cbrt x) (+ 1/2 (* x 1/6)))
  (* (sqrt x) (+ 1/2 (* x 1/6)))
  (* x (+ 1/2 (* x 1/6)))
  (* x (+ (pow 1/2 3) (pow (* x 1/6) 3)))
  (* x (- (* 1/2 1/2) (* (* x 1/6) (* x 1/6))))
  (* 1/6 x)
  (* 1/6 x)
  (* 1/6 x)
  (+ (* 1/6 (pow x 2)) (* 1/2 x))
  (+ (* 1/6 (pow x 2)) (* 1/2 x))
  (+ (* 1/6 (pow x 2)) (* 1/2 x))
0.767 * * [simplify]: iteration  0 :  178  enodes  (cost  158 )
0.771 * * [simplify]: iteration  1 :  781  enodes  (cost  143 )
0.792 * * [simplify]: iteration  2 :  4248  enodes  (cost  143 )
0.873 * * [simplify]: iteration  3 :  5001  enodes  (cost  143 )
0.874 * [simplify]: Simplified to:
   (* x 1/6)
  (log (* x 1/6))
  (log (* x 1/6))
  (exp (* x 1/6))
  (pow (* x 1/6) 3)
  (* (cbrt (* x 1/6)) (cbrt (* x 1/6)))
  (cbrt (* x 1/6))
  (pow (* x 1/6) 3)
  (sqrt (* x 1/6))
  (sqrt (* x 1/6))
  (* (sqrt 1/6) (pow x 1/2))
  (* (sqrt 1/6) (pow x 1/2))
  (* x (* (cbrt 1/6) (cbrt 1/6)))
  (* x (sqrt 1/6))
  x
  (* (cbrt x) 1/6)
  (* (sqrt x) 1/6)
  (* x 1/6)
  (* x (+ 1/2 (* x 1/6)))
  (log (* x (+ 1/2 (* x 1/6))))
  (log (* x (+ 1/2 (* x 1/6))))
  (exp (* x (+ 1/2 (* x 1/6))))
  (pow (* x (+ 1/2 (* x 1/6))) 3)
  (* (cbrt (* x (+ 1/2 (* x 1/6)))) (cbrt (* x (+ 1/2 (* x 1/6)))))
  (cbrt (* x (+ 1/2 (* x 1/6))))
  (pow (* x (+ 1/2 (* x 1/6))) 3)
  (sqrt (* x (+ 1/2 (* x 1/6))))
  (sqrt (* x (+ 1/2 (* x 1/6))))
  (* (sqrt (+ 1/2 (* x 1/6))) (pow x 1/2))
  (* (sqrt (+ 1/2 (* x 1/6))) (pow x 1/2))
  (* x 1/2)
  (* x (* x 1/6))
  (* x 1/2)
  (* x (* x 1/6))
  (* x (* (cbrt (+ 1/2 (* x 1/6))) (cbrt (+ 1/2 (* x 1/6)))))
  (* x (sqrt (+ 1/2 (* x 1/6))))
  x
  (* (cbrt x) (+ 1/2 (* x 1/6)))
  (* (sqrt x) (+ 1/2 (* x 1/6)))
  (* x (+ 1/2 (* x 1/6)))
  (* x (+ 1/8 (pow (* x 1/6) 3)))
  (* x (- 1/4 (* (* x 1/6) (* x 1/6))))
  (* x 1/6)
  (* x 1/6)
  (* x 1/6)
  (* x (+ 1/2 (* x 1/6)))
  (* x (+ 1/2 (* x 1/6)))
  (* x (+ 1/2 (* x 1/6)))
0.875 * * * [progress]: adding candidates to table
0.939 * * [progress]: iteration 4 / 4
0.939 * * * [progress]: picking best candidate
0.945 * * * * [pick]: Picked  #<alt (λ (x) (- (/ (exp x) x) (/ 1.0 x)))>
0.945 * * * [progress]: localizing error
0.950 * * * [progress]: generating rewritten candidates
0.950 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.972 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.976 * * * [progress]: generating series expansions
0.976 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.976 * [approximate]: Taking taylor expansion of (- (/ (exp x) x) (* 1.0 (/ 1 x))) in (x) around 0
0.976 * [taylor]: Taking taylor expansion of (- (/ (exp x) x) (* 1.0 (/ 1 x))) in x
0.976 * [taylor]: Taking taylor expansion of (/ (exp x) x) in x
0.976 * [taylor]: Taking taylor expansion of (exp x) in x
0.976 * [taylor]: Taking taylor expansion of x in x
0.976 * [taylor]: Taking taylor expansion of x in x
0.977 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.977 * [taylor]: Taking taylor expansion of 1.0 in x
0.977 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.977 * [taylor]: Taking taylor expansion of x in x
0.977 * [taylor]: Taking taylor expansion of (- (/ (exp x) x) (* 1.0 (/ 1 x))) in x
0.977 * [taylor]: Taking taylor expansion of (/ (exp x) x) in x
0.977 * [taylor]: Taking taylor expansion of (exp x) in x
0.977 * [taylor]: Taking taylor expansion of x in x
0.977 * [taylor]: Taking taylor expansion of x in x
0.978 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.978 * [taylor]: Taking taylor expansion of 1.0 in x
0.978 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.978 * [taylor]: Taking taylor expansion of x in x
0.988 * [approximate]: Taking taylor expansion of (- (* x (exp (/ 1 x))) (* 1.0 x)) in (x) around 0
0.988 * [taylor]: Taking taylor expansion of (- (* x (exp (/ 1 x))) (* 1.0 x)) in x
0.988 * [taylor]: Taking taylor expansion of (* x (exp (/ 1 x))) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.988 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.988 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.988 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.988 * [taylor]: Taking taylor expansion of 1.0 in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.988 * [taylor]: Taking taylor expansion of (- (* x (exp (/ 1 x))) (* 1.0 x)) in x
0.988 * [taylor]: Taking taylor expansion of (* x (exp (/ 1 x))) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.988 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.988 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.989 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.989 * [taylor]: Taking taylor expansion of 1.0 in x
0.989 * [taylor]: Taking taylor expansion of x in x
1.004 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* x (exp (/ -1 x)))) in (x) around 0
1.004 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x (exp (/ -1 x)))) in x
1.004 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.004 * [taylor]: Taking taylor expansion of 1.0 in x
1.004 * [taylor]: Taking taylor expansion of x in x
1.004 * [taylor]: Taking taylor expansion of (* x (exp (/ -1 x))) in x
1.004 * [taylor]: Taking taylor expansion of x in x
1.005 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.005 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.005 * [taylor]: Taking taylor expansion of -1 in x
1.005 * [taylor]: Taking taylor expansion of x in x
1.005 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x (exp (/ -1 x)))) in x
1.005 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.005 * [taylor]: Taking taylor expansion of 1.0 in x
1.005 * [taylor]: Taking taylor expansion of x in x
1.005 * [taylor]: Taking taylor expansion of (* x (exp (/ -1 x))) in x
1.005 * [taylor]: Taking taylor expansion of x in x
1.005 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.005 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.005 * [taylor]: Taking taylor expansion of -1 in x
1.005 * [taylor]: Taking taylor expansion of x in x
1.020 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
1.021 * [approximate]: Taking taylor expansion of (/ (exp x) x) in (x) around 0
1.021 * [taylor]: Taking taylor expansion of (/ (exp x) x) in x
1.021 * [taylor]: Taking taylor expansion of (exp x) in x
1.021 * [taylor]: Taking taylor expansion of x in x
1.021 * [taylor]: Taking taylor expansion of x in x
1.021 * [taylor]: Taking taylor expansion of (/ (exp x) x) in x
1.021 * [taylor]: Taking taylor expansion of (exp x) in x
1.021 * [taylor]: Taking taylor expansion of x in x
1.021 * [taylor]: Taking taylor expansion of x in x
1.024 * [approximate]: Taking taylor expansion of (* x (exp (/ 1 x))) in (x) around 0
1.024 * [taylor]: Taking taylor expansion of (* x (exp (/ 1 x))) in x
1.024 * [taylor]: Taking taylor expansion of x in x
1.024 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.024 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.024 * [taylor]: Taking taylor expansion of x in x
1.024 * [taylor]: Taking taylor expansion of (* x (exp (/ 1 x))) in x
1.024 * [taylor]: Taking taylor expansion of x in x
1.024 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.024 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.024 * [taylor]: Taking taylor expansion of x in x
1.032 * [approximate]: Taking taylor expansion of (* -1 (* x (exp (/ -1 x)))) in (x) around 0
1.032 * [taylor]: Taking taylor expansion of (* -1 (* x (exp (/ -1 x)))) in x
1.032 * [taylor]: Taking taylor expansion of -1 in x
1.032 * [taylor]: Taking taylor expansion of (* x (exp (/ -1 x))) in x
1.032 * [taylor]: Taking taylor expansion of x in x
1.032 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.032 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.032 * [taylor]: Taking taylor expansion of -1 in x
1.032 * [taylor]: Taking taylor expansion of x in x
1.032 * [taylor]: Taking taylor expansion of (* -1 (* x (exp (/ -1 x)))) in x
1.032 * [taylor]: Taking taylor expansion of -1 in x
1.032 * [taylor]: Taking taylor expansion of (* x (exp (/ -1 x))) in x
1.032 * [taylor]: Taking taylor expansion of x in x
1.032 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.032 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.032 * [taylor]: Taking taylor expansion of -1 in x
1.032 * [taylor]: Taking taylor expansion of x in x
1.047 * * * [progress]: simplifying candidates
1.052 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (/ (exp x) x)) (exp (/ 1.0 x)))
  (log (- (/ (exp x) x) (/ 1.0 x)))
  (exp (- (/ (exp x) x) (/ 1.0 x)))
  (* (cbrt (- (/ (exp x) x) (/ 1.0 x))) (cbrt (- (/ (exp x) x) (/ 1.0 x))))
  (cbrt (- (/ (exp x) x) (/ 1.0 x)))
  (* (* (- (/ (exp x) x) (/ 1.0 x)) (- (/ (exp x) x) (/ 1.0 x))) (- (/ (exp x) x) (/ 1.0 x)))
  (sqrt (- (/ (exp x) x) (/ 1.0 x)))
  (sqrt (- (/ (exp x) x) (/ 1.0 x)))
  (- (exp x) 1.0)
  (- (* (exp x) x) (* x 1.0))
  (* x x)
  (- (pow (/ (exp x) x) 3) (pow (/ 1.0 x) 3))
  (+ (* (/ (exp x) x) (/ (exp x) x)) (+ (* (/ 1.0 x) (/ 1.0 x)) (* (/ (exp x) x) (/ 1.0 x))))
  (- (/ 1.0 x))
  (- (* (/ (exp x) x) (/ (exp x) x)) (* (/ 1.0 x) (/ 1.0 x)))
  (+ (/ (exp x) x) (/ 1.0 x))
  (+ (sqrt (/ (exp x) x)) (sqrt (/ 1.0 x)))
  (- (sqrt (/ (exp x) x)) (sqrt (/ 1.0 x)))
  (+ (sqrt (/ (exp x) x)) (/ (sqrt 1.0) (sqrt x)))
  (- (sqrt (/ (exp x) x)) (/ (sqrt 1.0) (sqrt x)))
  (+ (/ (sqrt (exp x)) (sqrt x)) (sqrt (/ 1.0 x)))
  (- (/ (sqrt (exp x)) (sqrt x)) (sqrt (/ 1.0 x)))
  (+ (/ (sqrt (exp x)) (sqrt x)) (/ (sqrt 1.0) (sqrt x)))
  (- (/ (sqrt (exp x)) (sqrt x)) (/ (sqrt 1.0) (sqrt x)))
  (- (/ (exp x) (cbrt x)) (/ 1.0 (cbrt x)))
  (- (/ (exp x) (sqrt x)) (/ 1.0 (sqrt x)))
  (- (/ (exp x) x) (/ 1.0 x))
  (- (/ (exp x) x) (/ 1.0 x))
  (- (exp x) 1.0)
  (- (/ 1.0 x))
  (- x (log x))
  (log (/ (exp x) x))
  (exp (/ (exp x) x))
  (/ (* (* (exp x) (exp x)) (exp x)) (* (* x x) x))
  (* (cbrt (/ (exp x) x)) (cbrt (/ (exp x) x)))
  (cbrt (/ (exp x) x))
  (* (* (/ (exp x) x) (/ (exp x) x)) (/ (exp x) x))
  (sqrt (/ (exp x) x))
  (sqrt (/ (exp x) x))
  (- (exp x))
  (- x)
  (/ (* (cbrt (exp x)) (cbrt (exp x))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (exp x)) (cbrt x))
  (/ (* (cbrt (exp x)) (cbrt (exp x))) (sqrt x))
  (/ (cbrt (exp x)) (sqrt x))
  (/ (* (cbrt (exp x)) (cbrt (exp x))) 1)
  (/ (cbrt (exp x)) x)
  (/ (sqrt (exp x)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (exp x)) (cbrt x))
  (/ (sqrt (exp x)) (sqrt x))
  (/ (sqrt (exp x)) (sqrt x))
  (/ (sqrt (exp x)) 1)
  (/ (sqrt (exp x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (exp x) (cbrt x))
  (/ 1 (sqrt x))
  (/ (exp x) (sqrt x))
  (/ 1 1)
  (/ (exp x) x)
  (/ 1 x)
  (/ x (exp x))
  (/ (exp x) (* (cbrt x) (cbrt x)))
  (/ (exp x) (sqrt x))
  (/ (exp x) 1)
  (/ x (cbrt (exp x)))
  (/ x (sqrt (exp x)))
  (/ x (exp x))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (/ (- (exp x) 1.0) x)
  (* -1 (/ (- 1.0 (exp x)) x))
  (+ 1 (+ (* 1/2 x) (/ 1 x)))
  (/ (exp x) x)
  (/ (exp x) x)
1.056 * * [simplify]: iteration  0 :  215  enodes  (cost  317 )
1.059 * * [simplify]: iteration  1 :  591  enodes  (cost  300 )
1.069 * * [simplify]: iteration  2 :  2325  enodes  (cost  299 )
1.113 * * [simplify]: iteration  3 :  5001  enodes  (cost  297 )
1.115 * [simplify]: Simplified to:
   (exp (/ (- (exp x) 1.0) x))
  (log (- (/ (exp x) x) (/ 1.0 x)))
  (exp (/ (- (exp x) 1.0) x))
  (* (cbrt (- (/ (exp x) x) (/ 1.0 x))) (cbrt (- (/ (exp x) x) (/ 1.0 x))))
  (cbrt (- (/ (exp x) x) (/ 1.0 x)))
  (pow (/ (- (exp x) 1.0) x) 3)
  (sqrt (- (/ (exp x) x) (/ 1.0 x)))
  (sqrt (- (/ (exp x) x) (/ 1.0 x)))
  (- (exp x) 1.0)
  (* x (- (exp x) 1.0))
  (pow x 2)
  (- (pow (/ (exp x) x) 3) (pow (/ 1.0 x) 3))
  (+ (* (/ (exp x) x) (+ (/ (exp x) x) (/ 1.0 x))) (* (/ 1.0 x) (/ 1.0 x)))
  (- (/ 1.0 x))
  (* (+ (/ (exp x) x) (/ 1.0 x)) (/ (- (exp x) 1.0) x))
  (+ (/ (exp x) x) (/ 1.0 x))
  (+ (sqrt (/ (exp x) x)) (sqrt (/ 1.0 x)))
  (- (sqrt (/ (exp x) x)) (sqrt (/ 1.0 x)))
  (+ (sqrt (/ (exp x) x)) (/ (sqrt 1.0) (sqrt x)))
  (- (sqrt (/ (exp x) x)) (/ (sqrt 1.0) (sqrt x)))
  (+ (/ (sqrt (exp x)) (sqrt x)) (sqrt (/ 1.0 x)))
  (- (/ (sqrt (exp x)) (sqrt x)) (sqrt (/ 1.0 x)))
  (+ (/ (sqrt (exp x)) (sqrt x)) (/ (sqrt 1.0) (sqrt x)))
  (- (/ (sqrt (exp x)) (sqrt x)) (/ (sqrt 1.0) (sqrt x)))
  (- (/ (exp x) (cbrt x)) (/ 1.0 (cbrt x)))
  (/ (- (exp x) 1.0) (pow x 1/2))
  (/ (- (exp x) 1.0) x)
  (/ (- (exp x) 1.0) x)
  (- (exp x) 1.0)
  (- (/ 1.0 x))
  (- x (log x))
  (- x (log x))
  (exp (/ (exp x) x))
  (pow (/ (exp x) x) 3)
  (* (cbrt (/ (exp x) x)) (cbrt (/ (exp x) x)))
  (cbrt (/ (exp x) x))
  (pow (/ (exp x) x) 3)
  (sqrt (/ (exp x) x))
  (sqrt (/ (exp x) x))
  (- (exp x))
  (- x)
  (/ (* (cbrt (exp x)) (cbrt (exp x))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (exp x)) (cbrt x))
  (/ (* (cbrt (exp x)) (cbrt (exp x))) (sqrt x))
  (/ (cbrt (exp x)) (sqrt x))
  (* (cbrt (exp x)) (cbrt (exp x)))
  (/ (cbrt (exp x)) x)
  (/ (sqrt (exp x)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (exp x)) (cbrt x))
  (/ (sqrt (exp x)) (sqrt x))
  (/ (sqrt (exp x)) (sqrt x))
  (sqrt (exp x))
  (/ (sqrt (exp x)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (exp x) (cbrt x))
  (/ 1 (sqrt x))
  (/ (exp x) (sqrt x))
  1
  (/ (exp x) x)
  (/ 1 x)
  (/ x (exp x))
  (/ (exp x) (* (cbrt x) (cbrt x)))
  (/ (exp x) (sqrt x))
  (exp x)
  (/ x (cbrt (exp x)))
  (/ x (sqrt (exp x)))
  (/ x (exp x))
  (+ (* 1/6 (pow x 2)) (+ (* 1/2 x) 1))
  (/ (- (exp x) 1.0) x)
  (* -1 (/ (- 1.0 (exp x)) x))
  (+ 1 (+ (* 1/2 x) (/ 1 x)))
  (/ (exp x) x)
  (/ (exp x) x)
1.115 * * * [progress]: adding candidates to table
1.215 * [progress]: [Phase 3 of 3] Extracting.
1.215 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (/ x (cbrt (- (exp x) 1.0)))))> #<alt (λ (x) (/ (- (pow (/ (exp x) x) 3) (pow (/ 1.0 x) 3)) (+ (* (/ (exp x) x) (+ (/ (exp x) x) (/ 1.0 x))) (* (/ 1.0 x) (/ 1.0 x)))))> #<alt (λ (x) (/ (log (exp (- (exp x) 1.0))) x))> #<alt (λ (x) (+ (* x (+ 1/2 (* x 1/6))) 1))> #<alt (λ (x) (- (* (exp x) (/ 1 x)) (/ 1.0 x)))>)
1.215 * * * [regime-changes]: Trying 1 branch expressions: (x)
1.215 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (/ x (cbrt (- (exp x) 1.0)))))> #<alt (λ (x) (/ (- (pow (/ (exp x) x) 3) (pow (/ 1.0 x) 3)) (+ (* (/ (exp x) x) (+ (/ (exp x) x) (/ 1.0 x))) (* (/ 1.0 x) (/ 1.0 x)))))> #<alt (λ (x) (/ (log (exp (- (exp x) 1.0))) x))> #<alt (λ (x) (+ (* x (+ 1/2 (* x 1/6))) 1))> #<alt (λ (x) (- (* (exp x) (/ 1 x)) (/ 1.0 x)))>)
1.240 * * * [regime]: Found split indices: #<option (#s(si 4 88) #s(si 3 255))>
1.241 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x) (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (/ x (cbrt (- (exp x) 1.0)))))> #<alt (λ (x) (/ (- (pow (/ (exp x) x) 3) (pow (/ 1.0 x) 3)) (+ (* (/ (exp x) x) (+ (/ (exp x) x) (/ 1.0 x))) (* (/ 1.0 x) (/ 1.0 x)))))> #<alt (λ (x) (/ (log (exp (- (exp x) 1.0))) x))> #<alt (λ (x) (+ (* x (+ 1/2 (* x 1/6))) 1))> #<alt (λ (x) (- (* (exp x) (/ 1 x)) (/ 1.0 x)))>)
1.260 * [regimes]: Found splitpoints: (#s(sp 4 x -0.0002285697559519662) #s(sp 3 x +nan.0)) , with alts (#<alt (λ (x) (/ (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0))) (/ x (cbrt (- (exp x) 1.0)))))> #<alt (λ (x) (/ (- (pow (/ (exp x) x) 3) (pow (/ 1.0 x) 3)) (+ (* (/ (exp x) x) (+ (/ (exp x) x) (/ 1.0 x))) (* (/ 1.0 x) (/ 1.0 x)))))> #<alt (λ (x) (/ (log (exp (- (exp x) 1.0))) x))> #<alt (λ (x) (+ (* x (+ 1/2 (* x 1/6))) 1))> #<alt (λ (x) (- (* (exp x) (/ 1 x)) (/ 1.0 x)))>)
1.260 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -0.0002285697559519662) (- (* (exp x) (/ 1 x)) (/ 1.0 x)) (+ (* x (+ 1/2 (* x 1/6))) 1))
1.261 * * [simplify]: iteration  0 :  24  enodes  (cost  9 )
1.261 * * [simplify]: iteration  1 :  24  enodes  (cost  9 )
1.261 * [simplify]: Simplified to:
   (if (<= x -0.0002285697559519662) (- (* (exp x) (/ 1 x)) (/ 1.0 x)) (+ (* x (+ 1/2 (* x 1/6))) 1))
2.257 * [regime-testing]: Baseline error score: 21.29455838309089
2.258 * [regime-testing]: Oracle error score: 0.04416165621288689
2.259 * [regime-testing]: End program error score: 0.3576495481607171
2.296 * [regime-testing]: Target error score: 40.20902612826603