5.079 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.075 * * * [progress]: [2/2] Setting up program.
0.077 * [progress]: [Phase 2 of 3] Improving.
0.077 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (- (exp x) 2.0) (exp (- x)))
0.079 * * [simplify]: iteration  0 :  14  enodes  (cost  5 )
0.080 * * [simplify]: iteration  1 :  26  enodes  (cost  5 )
0.082 * * [simplify]: iteration  2 :  41  enodes  (cost  5 )
0.083 * * [simplify]: iteration  3 :  55  enodes  (cost  5 )
0.084 * * [simplify]: iteration  4 :  67  enodes  (cost  5 )
0.086 * * [simplify]: iteration  5 :  104  enodes  (cost  5 )
0.088 * * [simplify]: iteration  6 :  161  enodes  (cost  5 )
0.091 * * [simplify]: iteration  7 :  344  enodes  (cost  5 )
0.100 * * [simplify]: iteration  8 :  1454  enodes  (cost  5 )
0.301 * * [simplify]: iteration  9 :  5001  enodes  (cost  5 )
0.302 * [simplify]: Simplified to:
   (+ (- (exp x) 2.0) (exp (- x)))
0.302 * * [progress]: iteration 1 / 4
0.302 * * * [progress]: picking best candidate
0.304 * * * * [pick]: Picked  #<alt (λ (x) (+ (- (exp x) 2.0) (exp (- x))))>
0.304 * * * [progress]: localizing error
0.313 * * * [progress]: generating rewritten candidates
0.314 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.323 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.329 * * * [progress]: generating series expansions
0.329 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.330 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
0.330 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
0.330 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.330 * [taylor]: Taking taylor expansion of (exp x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.330 * [taylor]: Taking taylor expansion of (- x) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of 2.0 in x
0.331 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
0.331 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.331 * [taylor]: Taking taylor expansion of (exp x) in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.331 * [taylor]: Taking taylor expansion of (- x) in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.331 * [taylor]: Taking taylor expansion of 2.0 in x
0.370 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
0.370 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
0.370 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.370 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.370 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.371 * [taylor]: Taking taylor expansion of 2.0 in x
0.371 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
0.371 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.371 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.371 * [taylor]: Taking taylor expansion of x in x
0.371 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.371 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.371 * [taylor]: Taking taylor expansion of x in x
0.372 * [taylor]: Taking taylor expansion of 2.0 in x
0.377 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
0.377 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
0.377 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.377 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.377 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.377 * [taylor]: Taking taylor expansion of -1 in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of 2.0 in x
0.378 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
0.378 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.378 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.378 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.378 * [taylor]: Taking taylor expansion of -1 in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of 2.0 in x
0.383 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.383 * [approximate]: Taking taylor expansion of (- (exp x) 2.0) in (x) around 0
0.383 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
0.383 * [taylor]: Taking taylor expansion of (exp x) in x
0.383 * [taylor]: Taking taylor expansion of x in x
0.383 * [taylor]: Taking taylor expansion of 2.0 in x
0.383 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
0.383 * [taylor]: Taking taylor expansion of (exp x) in x
0.383 * [taylor]: Taking taylor expansion of x in x
0.383 * [taylor]: Taking taylor expansion of 2.0 in x
0.387 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in (x) around 0
0.387 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
0.387 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.387 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.387 * [taylor]: Taking taylor expansion of x in x
0.388 * [taylor]: Taking taylor expansion of 2.0 in x
0.388 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
0.388 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.388 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.388 * [taylor]: Taking taylor expansion of x in x
0.388 * [taylor]: Taking taylor expansion of 2.0 in x
0.397 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in (x) around 0
0.397 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
0.397 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.397 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.397 * [taylor]: Taking taylor expansion of -1 in x
0.397 * [taylor]: Taking taylor expansion of x in x
0.397 * [taylor]: Taking taylor expansion of 2.0 in x
0.397 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
0.397 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.397 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.397 * [taylor]: Taking taylor expansion of -1 in x
0.397 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of 2.0 in x
0.401 * * * [progress]: simplifying candidates
0.402 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (- (exp x) 2.0) (exp (- x))))
  (log1p (+ (- (exp x) 2.0) (exp (- x))))
  (* (/ (exp (exp x)) (exp 2.0)) (exp (exp (- x))))
  (* (exp (- (exp x) 2.0)) (exp (exp (- x))))
  (log (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (* (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x)))) (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) 1))
  (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x))
  (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp 0)))
  (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x))
  (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) 1))
  (* (+ (exp x) 2.0) (exp x))
  (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) (exp 0)))
  (* (+ (exp x) 2.0) (exp x))
  (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3))
  (+ (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (* (exp (- x)) (exp (- x))) (* (- (exp x) 2.0) (exp (- x)))))
  (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x))))
  (- (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (- 2.0) (exp (- x)))
  (+ (- 2.0) (exp (- x)))
  (- 2.0 (exp (- x)))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (fma 1 (exp x) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma 1 (exp x) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma 1 (exp x) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (expm1 (- (exp x) 2.0))
  (log1p (- (exp x) 2.0))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (/ (exp (exp x)) (exp 2.0))
  (log (- (exp x) 2.0))
  (exp (- (exp x) 2.0))
  (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0)))
  (cbrt (- (exp x) 2.0))
  (* (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (- (pow (exp x) 3) (pow 2.0 3))
  (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0)))
  (- 2.0)
  (- (* (exp x) (exp x)) (* 2.0 2.0))
  (+ (exp x) 2.0)
  (+ (sqrt (exp x)) (sqrt 2.0))
  (- (sqrt (exp x)) (sqrt 2.0))
  (- (exp x) 2.0)
  (- 2.0)
  (+ (pow x 2) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))))
  (- (+ (exp x) (exp (- x))) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ (* 1/2 (pow x 2)) x) 1.0)
  (- (exp x) 2.0)
  (- (exp x) 2.0)
0.407 * * [simplify]: iteration  0 :  282  enodes  (cost  506 )
0.411 * * [simplify]: iteration  1 :  1008  enodes  (cost  381 )
0.431 * * [simplify]: iteration  2 :  5001  enodes  (cost  367 )
0.434 * [simplify]: Simplified to:
   (expm1 (+ (- (exp x) 2.0) (exp (- x))))
  (log1p (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (log (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (pow (- (+ (exp (* -1 x)) (exp x)) 2.0) 3)
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))))
  (fma (exp x) (fma 2.0 2.0 (* (exp x) 2.0)) (pow (exp x) 3))
  (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))))
  (fma (exp x) (fma 2.0 2.0 (* (exp x) 2.0)) (pow (exp x) 3))
  (fma (exp x) (fma (- 2.0) 2.0 (exp (+ x x))) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (fma (exp x) (fma (- 2.0) 2.0 (exp (+ x x))) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3))
  (fma (exp (* -1 x)) (- (exp (- x)) (- (exp x) 2.0)) (* (- (exp x) 2.0) (- (exp x) 2.0)))
  (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x))))
  (- (- (exp x) 2.0) (exp (- x)))
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (- (exp (* -1 x)) 2.0)
  (- (exp (* -1 x)) 2.0)
  (- 2.0 (exp (- x)))
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (expm1 (- (exp x) 2.0))
  (log1p (- (exp x) 2.0))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (exp (- (exp x) 2.0))
  (log (- (exp x) 2.0))
  (exp (- (exp x) 2.0))
  (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0)))
  (cbrt (- (exp x) 2.0))
  (pow (- (exp x) 2.0) 3)
  (sqrt (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (- (pow (exp x) 3) (pow 2.0 3))
  (fma 2.0 (+ (exp x) 2.0) (exp (+ x x)))
  (- 2.0)
  (fma (- 2.0) 2.0 (exp (+ x x)))
  (+ (exp x) 2.0)
  (+ (sqrt (exp x)) (sqrt 2.0))
  (- (sqrt (exp x)) (sqrt 2.0))
  (- (exp x) 2.0)
  (- 2.0)
  (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (fma (pow x 2) 1/2 (- x 1.0))
  (- (exp x) 2.0)
  (- (exp x) 2.0)
0.434 * * * [progress]: adding candidates to table
0.782 * * [progress]: iteration 2 / 4
0.782 * * * [progress]: picking best candidate
0.786 * * * * [pick]: Picked  #<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))>
0.786 * * * [progress]: localizing error
0.795 * * * [progress]: generating rewritten candidates
0.795 * * * * [progress]: [ 1 / 2 ] rewriting at (2 3 3)
0.800 * * * * [progress]: [ 2 / 2 ] rewriting at (2 3)
0.802 * * * [progress]: generating series expansions
0.802 * * * * [progress]: [ 1 / 2 ] generating series at (2 3 3)
0.802 * [approximate]: Taking taylor expansion of (* 1/12 (pow x 4)) in (x) around 0
0.802 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.802 * [taylor]: Taking taylor expansion of 1/12 in x
0.802 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.802 * [taylor]: Taking taylor expansion of x in x
0.802 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.802 * [taylor]: Taking taylor expansion of 1/12 in x
0.802 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.802 * [taylor]: Taking taylor expansion of x in x
0.814 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0
0.814 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.814 * [taylor]: Taking taylor expansion of 1/12 in x
0.814 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.814 * [taylor]: Taking taylor expansion of x in x
0.815 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.815 * [taylor]: Taking taylor expansion of 1/12 in x
0.815 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.815 * [taylor]: Taking taylor expansion of x in x
0.826 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0
0.826 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.826 * [taylor]: Taking taylor expansion of 1/12 in x
0.826 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.826 * [taylor]: Taking taylor expansion of x in x
0.827 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.827 * [taylor]: Taking taylor expansion of 1/12 in x
0.827 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.827 * [taylor]: Taking taylor expansion of x in x
0.838 * * * * [progress]: [ 2 / 2 ] generating series at (2 3)
0.838 * [approximate]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in (x) around 0
0.838 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x
0.838 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.838 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x
0.838 * [taylor]: Taking taylor expansion of 1/360 in x
0.838 * [taylor]: Taking taylor expansion of (pow x 6) in x
0.838 * [taylor]: Taking taylor expansion of x in x
0.838 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.838 * [taylor]: Taking taylor expansion of 1/12 in x
0.838 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.838 * [taylor]: Taking taylor expansion of x in x
0.838 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x
0.839 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.839 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x
0.839 * [taylor]: Taking taylor expansion of 1/360 in x
0.839 * [taylor]: Taking taylor expansion of (pow x 6) in x
0.839 * [taylor]: Taking taylor expansion of x in x
0.839 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.839 * [taylor]: Taking taylor expansion of 1/12 in x
0.839 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.839 * [taylor]: Taking taylor expansion of x in x
0.877 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0
0.877 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x
0.877 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4)))
0.877 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x
0.877 * [taylor]: Taking taylor expansion of 1/360 in x
0.877 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x
0.877 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.877 * [taylor]: Taking taylor expansion of x in x
0.878 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.878 * [taylor]: Taking taylor expansion of 1/12 in x
0.878 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.878 * [taylor]: Taking taylor expansion of x in x
0.879 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x
0.879 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4)))
0.879 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x
0.879 * [taylor]: Taking taylor expansion of 1/360 in x
0.879 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x
0.879 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.879 * [taylor]: Taking taylor expansion of x in x
0.879 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.879 * [taylor]: Taking taylor expansion of 1/12 in x
0.879 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.879 * [taylor]: Taking taylor expansion of x in x
0.919 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0
0.919 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x
0.919 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4)))
0.919 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x
0.919 * [taylor]: Taking taylor expansion of 1/360 in x
0.919 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x
0.919 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.919 * [taylor]: Taking taylor expansion of -1 in x
0.919 * [taylor]: Taking taylor expansion of x in x
0.919 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.919 * [taylor]: Taking taylor expansion of 1/12 in x
0.919 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.919 * [taylor]: Taking taylor expansion of x in x
0.920 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x
0.920 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4)))
0.920 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x
0.920 * [taylor]: Taking taylor expansion of 1/360 in x
0.920 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x
0.920 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.920 * [taylor]: Taking taylor expansion of -1 in x
0.920 * [taylor]: Taking taylor expansion of x in x
0.921 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.921 * [taylor]: Taking taylor expansion of 1/12 in x
0.921 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.921 * [taylor]: Taking taylor expansion of x in x
0.965 * * * [progress]: simplifying candidates
0.966 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* 1/12 (pow x 4)))
  (log1p (* 1/12 (pow x 4)))
  (+ (log 1/12) (* (log x) 4))
  (+ (log 1/12) (* (log x) 4))
  (+ (log 1/12) (log (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (exp (* 1/12 (pow x 4)))
  (* (* (* 1/12 1/12) 1/12) (* (* (pow x 4) (pow x 4)) (pow x 4)))
  (* (cbrt (* 1/12 (pow x 4))) (cbrt (* 1/12 (pow x 4))))
  (cbrt (* 1/12 (pow x 4)))
  (* (* (* 1/12 (pow x 4)) (* 1/12 (pow x 4))) (* 1/12 (pow x 4)))
  (sqrt (* 1/12 (pow x 4)))
  (sqrt (* 1/12 (pow x 4)))
  (* (sqrt 1/12) (pow (sqrt x) 4))
  (* (sqrt 1/12) (pow (sqrt x) 4))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (pow x (/ 4 2)))
  (* (sqrt 1/12) (pow x (/ 4 2)))
  (* 1/12 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/12 (pow (sqrt x) 4))
  (* 1/12 (pow 1 4))
  (* 1/12 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/12 (sqrt (pow x 4)))
  (* 1/12 1)
  (* 1/12 (pow x (/ 4 2)))
  (* (cbrt 1/12) (pow x 4))
  (* (sqrt 1/12) (pow x 4))
  (* 1/12 (pow x 4))
  (expm1 (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (log1p (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/360 (pow x 6))
  (log (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (exp (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))
  (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* (* (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
  (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
  (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.970 * * [simplify]: iteration  0 :  123  enodes  (cost  177 )
0.973 * * [simplify]: iteration  1 :  469  enodes  (cost  163 )
0.984 * * [simplify]: iteration  2 :  2175  enodes  (cost  160 )
1.049 * * [simplify]: iteration  3 :  5002  enodes  (cost  160 )
1.051 * [simplify]: Simplified to:
   (expm1 (* 1/12 (pow x 4)))
  (log1p (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (exp (* 1/12 (pow x 4)))
  (pow (* 1/12 (pow x 4)) 3)
  (* (cbrt (* 1/12 (pow x 4))) (cbrt (* 1/12 (pow x 4))))
  (cbrt (* 1/12 (pow x 4)))
  (pow (* 1/12 (pow x 4)) 3)
  (sqrt (* 1/12 (pow x 4)))
  (sqrt (* 1/12 (pow x 4)))
  (* (sqrt 1/12) (pow x 2))
  (* (sqrt 1/12) (pow x 2))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (pow x 2))
  (* (sqrt 1/12) (pow x 2))
  (* 1/12 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/12 (pow x 2))
  1/12
  (* 1/12 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/12 (sqrt (pow x 4)))
  1/12
  (* 1/12 (pow x 2))
  (* (cbrt 1/12) (pow x 4))
  (* (sqrt 1/12) (pow x 4))
  (* 1/12 (pow x 4))
  (expm1 (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (log1p (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/360 (pow x 6))
  (log (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (exp (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))
  (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (pow (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) 3)
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))
  (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))
  (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))
1.051 * * * [progress]: adding candidates to table
1.155 * * [progress]: iteration 3 / 4
1.155 * * * [progress]: picking best candidate
1.157 * * * * [pick]: Picked  #<alt (λ (x) (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))>
1.157 * * * [progress]: localizing error
1.166 * * * [progress]: generating rewritten candidates
1.166 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1)
1.176 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1)
1.180 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1)
1.181 * * * * [progress]: [ 4 / 4 ] rewriting at (2)
1.184 * * * [progress]: generating series expansions
1.184 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1)
1.184 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
1.184 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.184 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.184 * [taylor]: Taking taylor expansion of (exp x) in x
1.184 * [taylor]: Taking taylor expansion of x in x
1.184 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.184 * [taylor]: Taking taylor expansion of (- x) in x
1.184 * [taylor]: Taking taylor expansion of x in x
1.185 * [taylor]: Taking taylor expansion of 2.0 in x
1.185 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.185 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.185 * [taylor]: Taking taylor expansion of (exp x) in x
1.185 * [taylor]: Taking taylor expansion of x in x
1.185 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.185 * [taylor]: Taking taylor expansion of (- x) in x
1.185 * [taylor]: Taking taylor expansion of x in x
1.186 * [taylor]: Taking taylor expansion of 2.0 in x
1.230 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
1.230 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.230 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.230 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.230 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.230 * [taylor]: Taking taylor expansion of x in x
1.230 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.230 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.230 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.230 * [taylor]: Taking taylor expansion of x in x
1.231 * [taylor]: Taking taylor expansion of 2.0 in x
1.231 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.231 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.231 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.231 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.231 * [taylor]: Taking taylor expansion of x in x
1.231 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.231 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.231 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.231 * [taylor]: Taking taylor expansion of x in x
1.232 * [taylor]: Taking taylor expansion of 2.0 in x
1.237 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
1.237 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.237 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.237 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.237 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.237 * [taylor]: Taking taylor expansion of x in x
1.237 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.237 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.237 * [taylor]: Taking taylor expansion of -1 in x
1.237 * [taylor]: Taking taylor expansion of x in x
1.237 * [taylor]: Taking taylor expansion of 2.0 in x
1.238 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.238 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.238 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.238 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.238 * [taylor]: Taking taylor expansion of x in x
1.238 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.238 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.238 * [taylor]: Taking taylor expansion of -1 in x
1.238 * [taylor]: Taking taylor expansion of x in x
1.238 * [taylor]: Taking taylor expansion of 2.0 in x
1.243 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1)
1.243 * [approximate]: Taking taylor expansion of (- (exp x) 2.0) in (x) around 0
1.243 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
1.243 * [taylor]: Taking taylor expansion of (exp x) in x
1.243 * [taylor]: Taking taylor expansion of x in x
1.243 * [taylor]: Taking taylor expansion of 2.0 in x
1.243 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
1.243 * [taylor]: Taking taylor expansion of (exp x) in x
1.243 * [taylor]: Taking taylor expansion of x in x
1.243 * [taylor]: Taking taylor expansion of 2.0 in x
1.247 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in (x) around 0
1.247 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
1.247 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.247 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.247 * [taylor]: Taking taylor expansion of x in x
1.248 * [taylor]: Taking taylor expansion of 2.0 in x
1.248 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
1.248 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.248 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.248 * [taylor]: Taking taylor expansion of x in x
1.248 * [taylor]: Taking taylor expansion of 2.0 in x
1.252 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in (x) around 0
1.252 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
1.252 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.252 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.252 * [taylor]: Taking taylor expansion of -1 in x
1.252 * [taylor]: Taking taylor expansion of x in x
1.252 * [taylor]: Taking taylor expansion of 2.0 in x
1.252 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
1.252 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.252 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.252 * [taylor]: Taking taylor expansion of -1 in x
1.252 * [taylor]: Taking taylor expansion of x in x
1.253 * [taylor]: Taking taylor expansion of 2.0 in x
1.256 * * * * [progress]: [ 3 / 4 ] generating series at (2 1)
1.256 * [approximate]: Taking taylor expansion of (expm1 (- (+ (exp x) (exp (- x))) 2.0)) in (x) around 0
1.256 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp x) (exp (- x))) 2.0)) in x
1.256 * [taylor]: Rewrote expression to (- (exp (- (+ (exp x) (exp (- x))) 2.0)) 1)
1.256 * [taylor]: Taking taylor expansion of (exp (- (+ (exp x) (exp (- x))) 2.0)) in x
1.256 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.256 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.256 * [taylor]: Taking taylor expansion of (exp x) in x
1.256 * [taylor]: Taking taylor expansion of x in x
1.256 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.256 * [taylor]: Taking taylor expansion of (- x) in x
1.256 * [taylor]: Taking taylor expansion of x in x
1.257 * [taylor]: Taking taylor expansion of 2.0 in x
1.263 * [taylor]: Taking taylor expansion of 1 in x
1.263 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp x) (exp (- x))) 2.0)) in x
1.263 * [taylor]: Rewrote expression to (- (exp (- (+ (exp x) (exp (- x))) 2.0)) 1)
1.263 * [taylor]: Taking taylor expansion of (exp (- (+ (exp x) (exp (- x))) 2.0)) in x
1.263 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.263 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.263 * [taylor]: Taking taylor expansion of (exp x) in x
1.263 * [taylor]: Taking taylor expansion of x in x
1.263 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.263 * [taylor]: Taking taylor expansion of (- x) in x
1.263 * [taylor]: Taking taylor expansion of x in x
1.264 * [taylor]: Taking taylor expansion of 2.0 in x
1.269 * [taylor]: Taking taylor expansion of 1 in x
1.325 * [approximate]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in (x) around 0
1.325 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.325 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) 1)
1.325 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.325 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.326 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.326 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.326 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.326 * [taylor]: Taking taylor expansion of x in x
1.326 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.326 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.326 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.326 * [taylor]: Taking taylor expansion of x in x
1.326 * [taylor]: Taking taylor expansion of 2.0 in x
1.327 * [taylor]: Taking taylor expansion of 1 in x
1.327 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.327 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) 1)
1.327 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.327 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.327 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.327 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.327 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.327 * [taylor]: Taking taylor expansion of x in x
1.328 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.328 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.328 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.328 * [taylor]: Taking taylor expansion of x in x
1.328 * [taylor]: Taking taylor expansion of 2.0 in x
1.329 * [taylor]: Taking taylor expansion of 1 in x
1.346 * [approximate]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in (x) around 0
1.346 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.346 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) 1)
1.346 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.346 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.346 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.346 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.346 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.346 * [taylor]: Taking taylor expansion of x in x
1.346 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.346 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.346 * [taylor]: Taking taylor expansion of -1 in x
1.346 * [taylor]: Taking taylor expansion of x in x
1.347 * [taylor]: Taking taylor expansion of 2.0 in x
1.347 * [taylor]: Taking taylor expansion of 1 in x
1.347 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.347 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) 1)
1.347 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.347 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.348 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.348 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.348 * [taylor]: Taking taylor expansion of x in x
1.348 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.348 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.348 * [taylor]: Taking taylor expansion of -1 in x
1.348 * [taylor]: Taking taylor expansion of x in x
1.348 * [taylor]: Taking taylor expansion of 2.0 in x
1.349 * [taylor]: Taking taylor expansion of 1 in x
1.371 * * * * [progress]: [ 4 / 4 ] generating series at (2)
1.371 * [approximate]: Taking taylor expansion of (log1p (expm1 (- (+ (exp x) (exp (- x))) 2.0))) in (x) around 0
1.371 * [taylor]: Taking taylor expansion of (log1p (expm1 (- (+ (exp x) (exp (- x))) 2.0))) in x
1.371 * [taylor]: Rewrote expression to (log (+ 1 (expm1 (- (+ (exp x) (exp (- x))) 2.0))))
1.371 * [taylor]: Taking taylor expansion of (+ 1 (expm1 (- (+ (exp x) (exp (- x))) 2.0))) in x
1.371 * [taylor]: Taking taylor expansion of 1 in x
1.371 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp x) (exp (- x))) 2.0)) in x
1.371 * [taylor]: Rewrote expression to (- (exp (- (+ (exp x) (exp (- x))) 2.0)) 1)
1.371 * [taylor]: Taking taylor expansion of (exp (- (+ (exp x) (exp (- x))) 2.0)) in x
1.371 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.371 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.371 * [taylor]: Taking taylor expansion of (exp x) in x
1.371 * [taylor]: Taking taylor expansion of x in x
1.371 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.371 * [taylor]: Taking taylor expansion of (- x) in x
1.371 * [taylor]: Taking taylor expansion of x in x
1.372 * [taylor]: Taking taylor expansion of 2.0 in x
1.378 * [taylor]: Taking taylor expansion of 1 in x
1.379 * [taylor]: Taking taylor expansion of (log1p (expm1 (- (+ (exp x) (exp (- x))) 2.0))) in x
1.379 * [taylor]: Rewrote expression to (log (+ 1 (expm1 (- (+ (exp x) (exp (- x))) 2.0))))
1.379 * [taylor]: Taking taylor expansion of (+ 1 (expm1 (- (+ (exp x) (exp (- x))) 2.0))) in x
1.379 * [taylor]: Taking taylor expansion of 1 in x
1.379 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp x) (exp (- x))) 2.0)) in x
1.379 * [taylor]: Rewrote expression to (- (exp (- (+ (exp x) (exp (- x))) 2.0)) 1)
1.379 * [taylor]: Taking taylor expansion of (exp (- (+ (exp x) (exp (- x))) 2.0)) in x
1.379 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.379 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.379 * [taylor]: Taking taylor expansion of (exp x) in x
1.379 * [taylor]: Taking taylor expansion of x in x
1.379 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.379 * [taylor]: Taking taylor expansion of (- x) in x
1.379 * [taylor]: Taking taylor expansion of x in x
1.379 * [taylor]: Taking taylor expansion of 2.0 in x
1.386 * [taylor]: Taking taylor expansion of 1 in x
1.476 * [approximate]: Taking taylor expansion of (log1p (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0))) in (x) around 0
1.476 * [taylor]: Taking taylor expansion of (log1p (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0))) in x
1.477 * [taylor]: Rewrote expression to (log (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0))))
1.477 * [taylor]: Taking taylor expansion of (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0))) in x
1.477 * [taylor]: Taking taylor expansion of 1 in x
1.477 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.477 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) 1)
1.477 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.477 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.477 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.477 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.477 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.477 * [taylor]: Taking taylor expansion of x in x
1.477 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.477 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.477 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.477 * [taylor]: Taking taylor expansion of x in x
1.478 * [taylor]: Taking taylor expansion of 2.0 in x
1.479 * [taylor]: Taking taylor expansion of 1 in x
1.479 * [taylor]: Taking taylor expansion of (log1p (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0))) in x
1.479 * [taylor]: Rewrote expression to (log (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0))))
1.479 * [taylor]: Taking taylor expansion of (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0))) in x
1.479 * [taylor]: Taking taylor expansion of 1 in x
1.479 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.479 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) 1)
1.479 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0)) in x
1.479 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.479 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.479 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.480 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.480 * [taylor]: Taking taylor expansion of x in x
1.480 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.480 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.480 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.480 * [taylor]: Taking taylor expansion of x in x
1.480 * [taylor]: Taking taylor expansion of 2.0 in x
1.481 * [taylor]: Taking taylor expansion of 1 in x
1.525 * [approximate]: Taking taylor expansion of (log1p (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0))) in (x) around 0
1.525 * [taylor]: Taking taylor expansion of (log1p (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0))) in x
1.525 * [taylor]: Rewrote expression to (log (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0))))
1.525 * [taylor]: Taking taylor expansion of (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0))) in x
1.525 * [taylor]: Taking taylor expansion of 1 in x
1.525 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.525 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) 1)
1.525 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.525 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.525 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.525 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.525 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.525 * [taylor]: Taking taylor expansion of x in x
1.526 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.526 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.526 * [taylor]: Taking taylor expansion of -1 in x
1.526 * [taylor]: Taking taylor expansion of x in x
1.526 * [taylor]: Taking taylor expansion of 2.0 in x
1.527 * [taylor]: Taking taylor expansion of 1 in x
1.528 * [taylor]: Taking taylor expansion of (log1p (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0))) in x
1.528 * [taylor]: Rewrote expression to (log (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0))))
1.528 * [taylor]: Taking taylor expansion of (+ 1 (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0))) in x
1.528 * [taylor]: Taking taylor expansion of 1 in x
1.528 * [taylor]: Taking taylor expansion of (expm1 (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.528 * [taylor]: Rewrote expression to (- (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) 1)
1.528 * [taylor]: Taking taylor expansion of (exp (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0)) in x
1.528 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.528 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.528 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.528 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.528 * [taylor]: Taking taylor expansion of x in x
1.528 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.528 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.528 * [taylor]: Taking taylor expansion of -1 in x
1.528 * [taylor]: Taking taylor expansion of x in x
1.529 * [taylor]: Taking taylor expansion of 2.0 in x
1.530 * [taylor]: Taking taylor expansion of 1 in x
1.567 * * * [progress]: simplifying candidates
1.568 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (- (exp x) 2.0) (exp (- x))))
  (log1p (+ (- (exp x) 2.0) (exp (- x))))
  (* (/ (exp (exp x)) (exp 2.0)) (exp (exp (- x))))
  (* (exp (- (exp x) 2.0)) (exp (exp (- x))))
  (log (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (* (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x)))) (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) 1))
  (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x))
  (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp 0)))
  (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x))
  (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) 1))
  (* (+ (exp x) 2.0) (exp x))
  (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) (exp 0)))
  (* (+ (exp x) 2.0) (exp x))
  (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3))
  (+ (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (* (exp (- x)) (exp (- x))) (* (- (exp x) 2.0) (exp (- x)))))
  (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x))))
  (- (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (- 2.0) (exp (- x)))
  (+ (- 2.0) (exp (- x)))
  (- 2.0 (exp (- x)))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (fma 1 (exp x) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma 1 (exp x) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma 1 (exp x) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (expm1 (- (exp x) 2.0))
  (log1p (- (exp x) 2.0))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (/ (exp (exp x)) (exp 2.0))
  (log (- (exp x) 2.0))
  (exp (- (exp x) 2.0))
  (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0)))
  (cbrt (- (exp x) 2.0))
  (* (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (- (pow (exp x) 3) (pow 2.0 3))
  (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0)))
  (- 2.0)
  (- (* (exp x) (exp x)) (* 2.0 2.0))
  (+ (exp x) 2.0)
  (+ (sqrt (exp x)) (sqrt 2.0))
  (- (sqrt (exp x)) (sqrt 2.0))
  (- (exp x) 2.0)
  (- 2.0)
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (expm1 (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (log (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (exp (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (* (cbrt (expm1 (+ (- (exp x) 2.0) (exp (- x))))) (cbrt (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (cbrt (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (* (* (expm1 (+ (- (exp x) 2.0) (exp (- x)))) (expm1 (+ (- (exp x) 2.0) (exp (- x))))) (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (sqrt (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (sqrt (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (+ 1 (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (expm1 (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (log1p (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (log (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (exp (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (* (cbrt (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x)))))) (cbrt (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x)))))))
  (cbrt (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (* (* (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))) (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x)))))) (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (sqrt (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (sqrt (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (+ (pow x 2) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))))
  (- (+ (exp x) (exp (- x))) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ (* 1/2 (pow x 2)) x) 1.0)
  (- (exp x) 2.0)
  (- (exp x) 2.0)
  (+ (pow x 2) (+ (* 91/360 (pow x 6)) (* 7/12 (pow x 4))))
  (- (exp (- (+ (exp x) (exp (- x))) 2.0)) 1)
  (- (exp (- (+ (exp (* -1 x)) (exp x)) 2.0)) 1)
  (+ (pow x 2) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))))
  (- (+ (exp x) (exp (- x))) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
1.574 * * [simplify]: iteration  0 :  329  enodes  (cost  707 )
1.579 * * [simplify]: iteration  1 :  1112  enodes  (cost  556 )
1.601 * * [simplify]: iteration  2 :  5001  enodes  (cost  541 )
1.604 * [simplify]: Simplified to:
   (expm1 (- (+ (exp (* -1 x)) (exp x)) 2.0))
  (log1p (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (log (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))))
  (fma (exp x) (fma 2.0 2.0 (* (exp x) 2.0)) (pow (exp x) 3))
  (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))))
  (fma (exp x) (fma 2.0 2.0 (* (exp x) 2.0)) (pow (exp x) 3))
  (fma (exp x) (fma (- 2.0) 2.0 (exp (+ x x))) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (fma (exp x) (fma (- 2.0) 2.0 (exp (+ x x))) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3))
  (fma (exp (* -1 x)) (- (exp (- x)) (- (exp x) 2.0)) (* (- (exp x) 2.0) (- (exp x) 2.0)))
  (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x))))
  (- (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (- (exp (* -1 x)) 2.0)
  (- (exp (* -1 x)) 2.0)
  (- 2.0 (exp (- x)))
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (expm1 (- (exp x) 2.0))
  (log1p (- (exp x) 2.0))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (exp (- (exp x) 2.0))
  (log (- (exp x) 2.0))
  (exp (- (exp x) 2.0))
  (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0)))
  (cbrt (- (exp x) 2.0))
  (pow (- (exp x) 2.0) 3)
  (sqrt (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (- (pow (exp x) 3) (pow 2.0 3))
  (fma 2.0 (+ (exp x) 2.0) (exp (+ x x)))
  (- 2.0)
  (fma (- 2.0) 2.0 (exp (+ x x)))
  (+ (exp x) 2.0)
  (+ (sqrt (exp x)) (sqrt 2.0))
  (- (sqrt (exp x)) (sqrt 2.0))
  (- (exp x) 2.0)
  (- 2.0)
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (expm1 (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (+ (- (exp x) 2.0) (exp (- x)))
  (log (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (exp (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (* (cbrt (expm1 (+ (- (exp x) 2.0) (exp (- x))))) (cbrt (expm1 (+ (- (exp x) 2.0) (exp (- x))))))
  (cbrt (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (pow (expm1 (- (+ (exp (* -1 x)) (exp x)) 2.0)) 3)
  (sqrt (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (sqrt (expm1 (+ (- (exp x) 2.0) (exp (- x)))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (expm1 (- (+ (exp (* -1 x)) (exp x)) 2.0))
  (log1p (+ (- (exp x) 2.0) (exp (- x))))
  (log (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (fma (pow x 2) 1/2 (- x 1.0))
  (- (exp x) 2.0)
  (- (exp x) 2.0)
  (fma x x (fma 91/360 (pow x 6) (* 7/12 (pow x 4))))
  (expm1 (- (+ (exp (* -1 x)) (exp x)) 2.0))
  (expm1 (- (+ (exp (* -1 x)) (exp x)) 2.0))
  (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
1.604 * * * [progress]: adding candidates to table
1.830 * [progress]: [Phase 3 of 3] Extracting.
1.830 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))> #<alt (λ (x) (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))>)
1.830 * * * [regime-changes]: Trying 2 branch expressions: ((+ (- (exp x) 2.0) (exp (- x))) x)
1.830 * * * * [regimes]: Trying to branch on (+ (- (exp x) 2.0) (exp (- x))) from (#<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))> #<alt (λ (x) (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))>)
1.845 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))> #<alt (λ (x) (log1p (expm1 (+ (- (exp x) 2.0) (exp (- x))))))>)
1.859 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.860 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
1.860 * * [simplify]: iteration  0 :  11  enodes  (cost  5 )
1.860 * * [simplify]: iteration  1 :  11  enodes  (cost  5 )
1.860 * [simplify]: Simplified to:
   (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
4.320 * [regime-testing]: Baseline error score: 0.7257853454783135
4.321 * [regime-testing]: Oracle error score: 0.4836071579046407
4.322 * [regime-testing]: End program error score: 0.7257853454783135
4.356 * [regime-testing]: Target error score: 0.04651107795418536