3.882 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.070 * * * [progress]: [2/2] Setting up program.
0.072 * [progress]: [Phase 2 of 3] Improving.
0.072 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (- (exp x) 2.0) (exp (- x)))
0.074 * * [simplify]: iteration  0 :  14  enodes  (cost  5 )
0.075 * * [simplify]: iteration  1 :  26  enodes  (cost  5 )
0.077 * * [simplify]: iteration  2 :  41  enodes  (cost  5 )
0.078 * * [simplify]: iteration  3 :  55  enodes  (cost  5 )
0.079 * * [simplify]: iteration  4 :  67  enodes  (cost  5 )
0.081 * * [simplify]: iteration  5 :  104  enodes  (cost  5 )
0.083 * * [simplify]: iteration  6 :  161  enodes  (cost  5 )
0.086 * * [simplify]: iteration  7 :  344  enodes  (cost  5 )
0.095 * * [simplify]: iteration  8 :  1454  enodes  (cost  5 )
0.297 * * [simplify]: iteration  9 :  5001  enodes  (cost  5 )
0.299 * [simplify]: Simplified to:
   (+ (- (exp x) 2.0) (exp (- x)))
0.299 * * [progress]: iteration 1 / 4
0.299 * * * [progress]: picking best candidate
0.301 * * * * [pick]: Picked  #<alt (λ (x) (+ (- (exp x) 2.0) (exp (- x))))>
0.301 * * * [progress]: localizing error
0.307 * * * [progress]: generating rewritten candidates
0.307 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.316 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.323 * * * [progress]: generating series expansions
0.323 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.323 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
0.323 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
0.323 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.324 * [taylor]: Taking taylor expansion of (exp x) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.324 * [taylor]: Taking taylor expansion of (- x) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of 2.0 in x
0.324 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
0.324 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.324 * [taylor]: Taking taylor expansion of (exp x) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.324 * [taylor]: Taking taylor expansion of (- x) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of 2.0 in x
0.368 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
0.368 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
0.368 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.368 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.368 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.368 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.369 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of 2.0 in x
0.369 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
0.369 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.369 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.369 * [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
0.370 * [taylor]: Taking taylor expansion of 2.0 in x
0.375 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
0.375 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
0.375 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.375 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.375 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.375 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.375 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.375 * [taylor]: Taking taylor expansion of -1 in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.376 * [taylor]: Taking taylor expansion of 2.0 in x
0.376 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
0.376 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.376 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.376 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.376 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.376 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.376 * [taylor]: Taking taylor expansion of -1 in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.377 * [taylor]: Taking taylor expansion of 2.0 in x
0.381 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.381 * [approximate]: Taking taylor expansion of (- (exp x) 2.0) in (x) around 0
0.381 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
0.381 * [taylor]: Taking taylor expansion of (exp x) in x
0.381 * [taylor]: Taking taylor expansion of x in x
0.381 * [taylor]: Taking taylor expansion of 2.0 in x
0.381 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
0.382 * [taylor]: Taking taylor expansion of (exp x) in x
0.382 * [taylor]: Taking taylor expansion of x in x
0.382 * [taylor]: Taking taylor expansion of 2.0 in x
0.385 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in (x) around 0
0.385 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
0.385 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.385 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.385 * [taylor]: Taking taylor expansion of x in x
0.386 * [taylor]: Taking taylor expansion of 2.0 in x
0.386 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
0.386 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.386 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.386 * [taylor]: Taking taylor expansion of x in x
0.386 * [taylor]: Taking taylor expansion of 2.0 in x
0.389 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in (x) around 0
0.389 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
0.389 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.389 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.389 * [taylor]: Taking taylor expansion of -1 in x
0.389 * [taylor]: Taking taylor expansion of x in x
0.390 * [taylor]: Taking taylor expansion of 2.0 in x
0.390 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
0.390 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.390 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.390 * [taylor]: Taking taylor expansion of -1 in x
0.390 * [taylor]: Taking taylor expansion of x in x
0.390 * [taylor]: Taking taylor expansion of 2.0 in x
0.394 * * * [progress]: simplifying candidates
0.395 * [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)
0.400 * * [simplify]: iteration  0 :  282  enodes  (cost  506 )
0.405 * * [simplify]: iteration  1 :  1008  enodes  (cost  381 )
0.426 * * [simplify]: iteration  2 :  5001  enodes  (cost  367 )
0.428 * [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)
0.428 * * * [progress]: adding candidates to table
0.589 * * [progress]: iteration 2 / 4
0.589 * * * [progress]: picking best candidate
0.597 * * * * [pick]: Picked  #<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))>
0.597 * * * [progress]: localizing error
0.606 * * * [progress]: generating rewritten candidates
0.606 * * * * [progress]: [ 1 / 2 ] rewriting at (2 3 3)
0.611 * * * * [progress]: [ 2 / 2 ] rewriting at (2 3)
0.613 * * * [progress]: generating series expansions
0.613 * * * * [progress]: [ 1 / 2 ] generating series at (2 3 3)
0.613 * [approximate]: Taking taylor expansion of (* 1/12 (pow x 4)) in (x) around 0
0.613 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.613 * [taylor]: Taking taylor expansion of 1/12 in x
0.613 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.613 * [taylor]: Taking taylor expansion of x in x
0.613 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.613 * [taylor]: Taking taylor expansion of 1/12 in x
0.613 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.613 * [taylor]: Taking taylor expansion of x in x
0.629 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0
0.629 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.629 * [taylor]: Taking taylor expansion of 1/12 in x
0.629 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.629 * [taylor]: Taking taylor expansion of x in x
0.630 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.630 * [taylor]: Taking taylor expansion of 1/12 in x
0.630 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.630 * [taylor]: Taking taylor expansion of x in x
0.641 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0
0.641 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.641 * [taylor]: Taking taylor expansion of 1/12 in x
0.641 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.641 * [taylor]: Taking taylor expansion of x in x
0.642 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.642 * [taylor]: Taking taylor expansion of 1/12 in x
0.642 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.642 * [taylor]: Taking taylor expansion of x in x
0.653 * * * * [progress]: [ 2 / 2 ] generating series at (2 3)
0.653 * [approximate]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in (x) around 0
0.653 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x
0.653 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.654 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x
0.654 * [taylor]: Taking taylor expansion of 1/360 in x
0.654 * [taylor]: Taking taylor expansion of (pow x 6) in x
0.654 * [taylor]: Taking taylor expansion of x in x
0.654 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.654 * [taylor]: Taking taylor expansion of 1/12 in x
0.654 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.654 * [taylor]: Taking taylor expansion of x in x
0.654 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x
0.654 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.654 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x
0.654 * [taylor]: Taking taylor expansion of 1/360 in x
0.654 * [taylor]: Taking taylor expansion of (pow x 6) in x
0.654 * [taylor]: Taking taylor expansion of x in x
0.654 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.654 * [taylor]: Taking taylor expansion of 1/12 in x
0.654 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.654 * [taylor]: Taking taylor expansion of x in x
0.687 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0
0.687 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x
0.687 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4)))
0.687 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x
0.687 * [taylor]: Taking taylor expansion of 1/360 in x
0.687 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x
0.687 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.687 * [taylor]: Taking taylor expansion of x in x
0.688 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.688 * [taylor]: Taking taylor expansion of 1/12 in x
0.688 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.688 * [taylor]: Taking taylor expansion of x in x
0.688 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x
0.689 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4)))
0.689 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x
0.689 * [taylor]: Taking taylor expansion of 1/360 in x
0.689 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x
0.689 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.689 * [taylor]: Taking taylor expansion of x in x
0.689 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.689 * [taylor]: Taking taylor expansion of 1/12 in x
0.689 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.689 * [taylor]: Taking taylor expansion of x in x
0.733 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0
0.733 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x
0.733 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4)))
0.733 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x
0.733 * [taylor]: Taking taylor expansion of 1/360 in x
0.733 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x
0.733 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.733 * [taylor]: Taking taylor expansion of -1 in x
0.733 * [taylor]: Taking taylor expansion of x in x
0.733 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.733 * [taylor]: Taking taylor expansion of 1/12 in x
0.733 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.733 * [taylor]: Taking taylor expansion of x in x
0.734 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x
0.734 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4)))
0.734 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x
0.734 * [taylor]: Taking taylor expansion of 1/360 in x
0.734 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x
0.734 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.734 * [taylor]: Taking taylor expansion of -1 in x
0.734 * [taylor]: Taking taylor expansion of x in x
0.735 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.735 * [taylor]: Taking taylor expansion of 1/12 in x
0.735 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.735 * [taylor]: Taking taylor expansion of x in x
0.774 * * * [progress]: simplifying candidates
0.775 * [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)))
0.783 * * [simplify]: iteration  0 :  123  enodes  (cost  177 )
0.786 * * [simplify]: iteration  1 :  469  enodes  (cost  163 )
0.798 * * [simplify]: iteration  2 :  2175  enodes  (cost  160 )
0.864 * * [simplify]: iteration  3 :  5002  enodes  (cost  160 )
0.865 * [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)))
0.865 * * * [progress]: adding candidates to table
0.968 * * [progress]: iteration 3 / 4
0.968 * * * [progress]: picking best candidate
0.974 * * * * [pick]: Picked  #<alt (λ (x) (+ (* 1 (- (exp x) 2.0)) (exp (- x))))>
0.974 * * * [progress]: localizing error
0.982 * * * [progress]: generating rewritten candidates
0.982 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.993 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 2)
1.001 * * * [progress]: generating series expansions
1.001 * * * * [progress]: [ 1 / 2 ] generating series at (2)
1.001 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
1.001 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.001 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.001 * [taylor]: Taking taylor expansion of (exp x) in x
1.001 * [taylor]: Taking taylor expansion of x in x
1.001 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.001 * [taylor]: Taking taylor expansion of (- x) in x
1.001 * [taylor]: Taking taylor expansion of x in x
1.002 * [taylor]: Taking taylor expansion of 2.0 in x
1.002 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.002 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.002 * [taylor]: Taking taylor expansion of (exp x) in x
1.002 * [taylor]: Taking taylor expansion of x in x
1.002 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.002 * [taylor]: Taking taylor expansion of (- x) in x
1.002 * [taylor]: Taking taylor expansion of x in x
1.003 * [taylor]: Taking taylor expansion of 2.0 in x
1.047 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
1.047 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.047 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.047 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.047 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.047 * [taylor]: Taking taylor expansion of x in x
1.047 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.047 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.047 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.047 * [taylor]: Taking taylor expansion of x in x
1.048 * [taylor]: Taking taylor expansion of 2.0 in x
1.048 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.048 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.048 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.048 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.048 * [taylor]: Taking taylor expansion of x in x
1.048 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.048 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.048 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.048 * [taylor]: Taking taylor expansion of x in x
1.049 * [taylor]: Taking taylor expansion of 2.0 in x
1.053 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
1.053 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.054 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.054 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.054 * [taylor]: Taking taylor expansion of x in x
1.054 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.054 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.054 * [taylor]: Taking taylor expansion of -1 in x
1.054 * [taylor]: Taking taylor expansion of x in x
1.054 * [taylor]: Taking taylor expansion of 2.0 in x
1.054 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.054 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.054 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.054 * [taylor]: Taking taylor expansion of x in x
1.055 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.055 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.055 * [taylor]: Taking taylor expansion of -1 in x
1.055 * [taylor]: Taking taylor expansion of x in x
1.055 * [taylor]: Taking taylor expansion of 2.0 in x
1.060 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 2)
1.060 * [approximate]: Taking taylor expansion of (- (exp x) 2.0) in (x) around 0
1.060 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
1.060 * [taylor]: Taking taylor expansion of (exp x) in x
1.060 * [taylor]: Taking taylor expansion of x in x
1.060 * [taylor]: Taking taylor expansion of 2.0 in x
1.060 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
1.060 * [taylor]: Taking taylor expansion of (exp x) in x
1.060 * [taylor]: Taking taylor expansion of x in x
1.060 * [taylor]: Taking taylor expansion of 2.0 in x
1.064 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in (x) around 0
1.064 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
1.064 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.064 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.064 * [taylor]: Taking taylor expansion of x in x
1.064 * [taylor]: Taking taylor expansion of 2.0 in x
1.064 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
1.064 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.064 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.064 * [taylor]: Taking taylor expansion of x in x
1.064 * [taylor]: Taking taylor expansion of 2.0 in x
1.068 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in (x) around 0
1.068 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
1.068 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.068 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.068 * [taylor]: Taking taylor expansion of -1 in x
1.068 * [taylor]: Taking taylor expansion of x in x
1.068 * [taylor]: Taking taylor expansion of 2.0 in x
1.068 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
1.068 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.068 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.068 * [taylor]: Taking taylor expansion of -1 in x
1.068 * [taylor]: Taking taylor expansion of x in x
1.069 * [taylor]: Taking taylor expansion of 2.0 in x
1.072 * * * [progress]: simplifying candidates
1.073 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (log1p (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (* (exp (* 1 (- (exp x) 2.0))) (exp (exp (- x))))
  (log (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (exp (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (* (cbrt (+ (* 1 (- (exp x) 2.0)) (exp (- x)))) (cbrt (+ (* 1 (- (exp x) 2.0)) (exp (- x)))))
  (cbrt (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (* (* (+ (* 1 (- (exp x) 2.0)) (exp (- x))) (+ (* 1 (- (exp x) 2.0)) (exp (- x)))) (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (sqrt (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (sqrt (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (+ (* (* 1 (- (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))
  (+ (* (* 1 (- (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))
  (+ (* (* 1 (- (* (exp x) (exp x)) (* 2.0 2.0))) (exp x)) (* (+ (exp x) 2.0) 1))
  (* (+ (exp x) 2.0) (exp x))
  (+ (* (* 1 (- (* (exp x) (exp x)) (* 2.0 2.0))) (exp x)) (* (+ (exp x) 2.0) (exp 0)))
  (* (+ (exp x) 2.0) (exp x))
  (+ (pow (* 1 (- (exp x) 2.0)) 3) (pow (exp (- x)) 3))
  (+ (* (* 1 (- (exp x) 2.0)) (* 1 (- (exp x) 2.0))) (- (* (exp (- x)) (exp (- x))) (* (* 1 (- (exp x) 2.0)) (exp (- x)))))
  (- (* (* 1 (- (exp x) 2.0)) (* 1 (- (exp x) 2.0))) (* (exp (- x)) (exp (- x))))
  (- (* 1 (- (exp x) 2.0)) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (* 1 (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (exp (- x)))
  (+ (* 1 (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))) (exp (- x)))
  (+ (* 1 (fma (- 2.0) 1 (* 2.0 1))) (exp (- x)))
  (+ (* 1 (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (exp (- x)))
  (+ (* 1 (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))) (exp (- x)))
  (+ (* 1 (fma (- 2.0) 1 (* 2.0 1))) (exp (- x)))
  (+ (* 1 (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (exp (- x)))
  (+ (* 1 (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))) (exp (- x)))
  (+ (* 1 (fma (- 2.0) 1 (* 2.0 1))) (exp (- x)))
  (+ (* 1 (- 2.0)) (exp (- x)))
  (+ (* 1 (- 2.0)) (exp (- x)))
  (+ (* (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) 1) (exp (- x)))
  (+ (* (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) 1) (exp (- x)))
  (+ (* (fma (- 2.0) 1 (* 2.0 1)) 1) (exp (- x)))
  (+ (* (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) 1) (exp (- x)))
  (+ (* (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) 1) (exp (- x)))
  (+ (* (fma (- 2.0) 1 (* 2.0 1)) 1) (exp (- x)))
  (+ (* (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) 1) (exp (- x)))
  (+ (* (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) 1) (exp (- x)))
  (+ (* (fma (- 2.0) 1 (* 2.0 1)) 1) (exp (- x)))
  (+ (* (- 2.0) 1) (exp (- x)))
  (+ (* (- 2.0) 1) (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)
1.079 * * [simplify]: iteration  0 :  331  enodes  (cost  598 )
1.085 * * [simplify]: iteration  1 :  1211  enodes  (cost  426 )
1.108 * * [simplify]: iteration  2 :  5001  enodes  (cost  403 )
1.111 * [simplify]: Simplified to:
   (expm1 (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (log1p (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (* -1 x))))
  (log (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (* -1 x))))
  (* (cbrt (+ (* 1 (- (exp x) 2.0)) (exp (- x)))) (cbrt (+ (* 1 (- (exp x) 2.0)) (exp (- x)))))
  (cbrt (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (sqrt (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (sqrt (+ (* 1 (- (exp x) 2.0)) (exp (- x))))
  (fma (- (pow (exp x) 3) (pow 2.0 3)) (exp x) (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 (- (pow (exp x) 3) (pow 2.0 3)) (exp x) (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 (fma (- 2.0) 2.0 (exp (+ x x))) (exp x) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (fma (fma (- 2.0) 2.0 (exp (+ x x))) (exp x) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (fma 1 (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 (* -1 x))) (- (- (exp x) 2.0) (exp (* -1 x))))
  (- (exp x) (+ 2.0 (exp (* -1 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)
  (+ (- (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)
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- 2.0))
  (fma 1 (- 2.0) 2.0)
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- 2.0))
  (fma 1 (- 2.0) 2.0)
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- 2.0))
  (fma 1 (- 2.0) 2.0)
  (- (exp x) 2.0)
  (fma 1 (- 2.0) 2.0)
  (- (exp x) 2.0)
  (fma 1 (- 2.0) 2.0)
  (- (exp x) 2.0)
  (fma 1 (- 2.0) 2.0)
  (- (exp x) 2.0)
  (fma 1 (- 2.0) 2.0)
  (- (exp x) 2.0)
  (fma 1 (- 2.0) 2.0)
  (- (exp x) 2.0)
  (fma 1 (- 2.0) 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 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)
1.111 * * * [progress]: adding candidates to table
1.275 * * [progress]: iteration 4 / 4
1.275 * * * [progress]: picking best candidate
1.279 * * * * [pick]: Picked  #<alt (λ (x) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))>
1.279 * * * [progress]: localizing error
1.288 * * * [progress]: generating rewritten candidates
1.288 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1)
1.297 * * * * [progress]: [ 2 / 4 ] rewriting at (2)
1.306 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1)
1.316 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 1)
1.325 * * * [progress]: generating series expansions
1.325 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1)
1.325 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
1.325 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.325 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.325 * [taylor]: Taking taylor expansion of (exp x) in x
1.325 * [taylor]: Taking taylor expansion of x in x
1.325 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.325 * [taylor]: Taking taylor expansion of (- x) in x
1.325 * [taylor]: Taking taylor expansion of x in x
1.326 * [taylor]: Taking taylor expansion of 2.0 in x
1.326 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.326 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.326 * [taylor]: Taking taylor expansion of (exp x) in x
1.326 * [taylor]: Taking taylor expansion of x in x
1.326 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.326 * [taylor]: Taking taylor expansion of (- x) in x
1.326 * [taylor]: Taking taylor expansion of x in x
1.327 * [taylor]: Taking taylor expansion of 2.0 in x
1.370 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
1.370 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.370 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.370 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.370 * [taylor]: Taking taylor expansion of x in x
1.371 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.371 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.371 * [taylor]: Taking taylor expansion of x in x
1.371 * [taylor]: Taking taylor expansion of 2.0 in x
1.371 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.371 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.371 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.371 * [taylor]: Taking taylor expansion of x in x
1.372 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.372 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.372 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.372 * [taylor]: Taking taylor expansion of x in x
1.372 * [taylor]: Taking taylor expansion of 2.0 in x
1.377 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
1.377 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.377 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.377 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.377 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.377 * [taylor]: Taking taylor expansion of x in x
1.377 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.377 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.377 * [taylor]: Taking taylor expansion of -1 in x
1.377 * [taylor]: Taking taylor expansion of x in x
1.378 * [taylor]: Taking taylor expansion of 2.0 in x
1.378 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.378 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.378 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.378 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.378 * [taylor]: Taking taylor expansion of x in x
1.378 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.378 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.378 * [taylor]: Taking taylor expansion of -1 in x
1.378 * [taylor]: Taking taylor expansion of x in x
1.378 * [taylor]: Taking taylor expansion of 2.0 in x
1.383 * * * * [progress]: [ 2 / 4 ] generating series at (2)
1.384 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
1.384 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.384 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.384 * [taylor]: Taking taylor expansion of (exp x) in x
1.384 * [taylor]: Taking taylor expansion of x in x
1.384 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.384 * [taylor]: Taking taylor expansion of (- x) in x
1.384 * [taylor]: Taking taylor expansion of x in x
1.384 * [taylor]: Taking taylor expansion of 2.0 in x
1.384 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.384 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.384 * [taylor]: Taking taylor expansion of (exp x) in x
1.384 * [taylor]: Taking taylor expansion of x in x
1.384 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.384 * [taylor]: Taking taylor expansion of (- x) in x
1.384 * [taylor]: Taking taylor expansion of x in x
1.385 * [taylor]: Taking taylor expansion of 2.0 in x
1.429 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
1.429 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.429 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.429 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.429 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.429 * [taylor]: Taking taylor expansion of x in x
1.429 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.429 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.429 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.429 * [taylor]: Taking taylor expansion of x in x
1.430 * [taylor]: Taking taylor expansion of 2.0 in x
1.430 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.430 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.430 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.430 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.430 * [taylor]: Taking taylor expansion of x in x
1.431 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.431 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.431 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.431 * [taylor]: Taking taylor expansion of x in x
1.431 * [taylor]: Taking taylor expansion of 2.0 in x
1.436 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
1.436 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.436 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.436 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.436 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.436 * [taylor]: Taking taylor expansion of x in x
1.437 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.437 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.437 * [taylor]: Taking taylor expansion of -1 in x
1.437 * [taylor]: Taking taylor expansion of x in x
1.437 * [taylor]: Taking taylor expansion of 2.0 in x
1.437 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.437 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.437 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.437 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.437 * [taylor]: Taking taylor expansion of x in x
1.437 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.437 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.437 * [taylor]: Taking taylor expansion of -1 in x
1.437 * [taylor]: Taking taylor expansion of x in x
1.438 * [taylor]: Taking taylor expansion of 2.0 in x
1.442 * * * * [progress]: [ 3 / 4 ] generating series at (2 1)
1.443 * [approximate]: Taking taylor expansion of (pow (- (+ (exp x) (exp (- x))) 2.0) 3) in (x) around 0
1.443 * [taylor]: Taking taylor expansion of (pow (- (+ (exp x) (exp (- x))) 2.0) 3) in x
1.443 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.443 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.443 * [taylor]: Taking taylor expansion of (exp x) in x
1.443 * [taylor]: Taking taylor expansion of x in x
1.443 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.443 * [taylor]: Taking taylor expansion of (- x) in x
1.443 * [taylor]: Taking taylor expansion of x in x
1.443 * [taylor]: Taking taylor expansion of 2.0 in x
1.450 * [taylor]: Taking taylor expansion of (pow (- (+ (exp x) (exp (- x))) 2.0) 3) in x
1.450 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.450 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.450 * [taylor]: Taking taylor expansion of (exp x) in x
1.450 * [taylor]: Taking taylor expansion of x in x
1.450 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.450 * [taylor]: Taking taylor expansion of (- x) in x
1.450 * [taylor]: Taking taylor expansion of x in x
1.450 * [taylor]: Taking taylor expansion of 2.0 in x
1.499 * [approximate]: Taking taylor expansion of (pow (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) 3) in (x) around 0
1.499 * [taylor]: Taking taylor expansion of (pow (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) 3) in x
1.499 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.499 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.500 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.500 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.500 * [taylor]: Taking taylor expansion of x in x
1.500 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.500 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.500 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.500 * [taylor]: Taking taylor expansion of x in x
1.500 * [taylor]: Taking taylor expansion of 2.0 in x
1.501 * [taylor]: Taking taylor expansion of (pow (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) 3) in x
1.501 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.501 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.501 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.501 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.501 * [taylor]: Taking taylor expansion of x in x
1.501 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.501 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.501 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.502 * [taylor]: Taking taylor expansion of x in x
1.502 * [taylor]: Taking taylor expansion of 2.0 in x
1.517 * [approximate]: Taking taylor expansion of (pow (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) 3) in (x) around 0
1.518 * [taylor]: Taking taylor expansion of (pow (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) 3) in x
1.518 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.518 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.518 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.518 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.518 * [taylor]: Taking taylor expansion of x in x
1.518 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.518 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.518 * [taylor]: Taking taylor expansion of -1 in x
1.518 * [taylor]: Taking taylor expansion of x in x
1.518 * [taylor]: Taking taylor expansion of 2.0 in x
1.519 * [taylor]: Taking taylor expansion of (pow (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) 3) in x
1.519 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.519 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.519 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.519 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.519 * [taylor]: Taking taylor expansion of x in x
1.519 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.519 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.519 * [taylor]: Taking taylor expansion of -1 in x
1.519 * [taylor]: Taking taylor expansion of x in x
1.520 * [taylor]: Taking taylor expansion of 2.0 in x
1.535 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 1)
1.535 * [approximate]: Taking taylor expansion of (- (exp x) 2.0) in (x) around 0
1.535 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
1.535 * [taylor]: Taking taylor expansion of (exp x) in x
1.535 * [taylor]: Taking taylor expansion of x in x
1.535 * [taylor]: Taking taylor expansion of 2.0 in x
1.535 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
1.535 * [taylor]: Taking taylor expansion of (exp x) in x
1.535 * [taylor]: Taking taylor expansion of x in x
1.535 * [taylor]: Taking taylor expansion of 2.0 in x
1.539 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in (x) around 0
1.539 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
1.539 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.539 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.539 * [taylor]: Taking taylor expansion of x in x
1.539 * [taylor]: Taking taylor expansion of 2.0 in x
1.539 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
1.539 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.539 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.539 * [taylor]: Taking taylor expansion of x in x
1.540 * [taylor]: Taking taylor expansion of 2.0 in x
1.543 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in (x) around 0
1.543 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
1.543 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.543 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.543 * [taylor]: Taking taylor expansion of -1 in x
1.543 * [taylor]: Taking taylor expansion of x in x
1.543 * [taylor]: Taking taylor expansion of 2.0 in x
1.543 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
1.543 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.543 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.543 * [taylor]: Taking taylor expansion of -1 in x
1.543 * [taylor]: Taking taylor expansion of x in x
1.544 * [taylor]: Taking taylor expansion of 2.0 in x
1.547 * * * [progress]: simplifying candidates
1.549 * [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)))
  (expm1 (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (log1p (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (log (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (exp (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (cbrt (pow (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x))))) 3))
  (cbrt (pow (cbrt (+ (- (exp x) 2.0) (exp (- x)))) 3))
  (cbrt (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3))
  (cbrt (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3))
  (cbrt (pow 1 3))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (cbrt (pow 1 3))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (cbrt (pow 1 3))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (cbrt (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (cbrt (* (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))))
  (cbrt (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (cbrt (pow (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x))))) 3))
  (cbrt (pow (cbrt (+ (- (exp x) 2.0) (exp (- x)))) 3))
  (cbrt (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3))
  (cbrt (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3))
  (cbrt (pow 1 3))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (cbrt (pow 1 3))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (cbrt (pow 1 3))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (cbrt (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (cbrt (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (cbrt 1)
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) (/ 3 2)))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) (/ 3 2)))
  (cbrt (pow (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) 1)) 3))
  (cbrt (pow (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x)) 3))
  (cbrt (pow (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp 0))) 3))
  (cbrt (pow (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x)) 3))
  (cbrt (pow (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) 1)) 3))
  (cbrt (pow (* (+ (exp x) 2.0) (exp x)) 3))
  (cbrt (pow (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) (exp 0))) 3))
  (cbrt (pow (* (+ (exp x) 2.0) (exp x)) 3))
  (cbrt (pow (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3)) 3))
  (cbrt (pow (+ (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (* (exp (- x)) (exp (- x))) (* (- (exp x) 2.0) (exp (- x))))) 3))
  (cbrt (pow (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x)))) 3))
  (cbrt (pow (- (- (exp x) 2.0) (exp (- x))) 3))
  (* (cbrt (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))) (cbrt (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))))
  (cbrt (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (* (* (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (sqrt (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (sqrt (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (expm1 (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (log1p (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (* (log (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (* (log (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (* 1 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) (* (cbrt 3) (cbrt 3)))
  (pow (+ (- (exp x) 2.0) (exp (- x))) (sqrt 3))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 1)
  (pow (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x))))) 3)
  (pow (cbrt (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (pow 1 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow 1 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow 1 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x))))
  (log (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (exp (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (* (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (* (* (pow (+ (- (exp x) 2.0) (exp (- x))) 3) (pow (+ (- (exp x) 2.0) (exp (- x))) 3)) (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (pow (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x))))) 3)
  (pow (cbrt (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (pow (sqrt (+ (- (exp x) 2.0) (exp (- x)))) 3)
  (pow 1 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow 1 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow 1 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) 1)) 3)
  (pow (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x)) 3)
  (pow (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp 0))) 3)
  (pow (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x)) 3)
  (pow (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) 1)) 3)
  (pow (* (+ (exp x) 2.0) (exp x)) 3)
  (pow (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) (exp 0))) 3)
  (pow (* (+ (exp x) 2.0) (exp x)) 3)
  (pow (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3)) 3)
  (pow (+ (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (* (exp (- x)) (exp (- x))) (* (- (exp x) 2.0) (exp (- x))))) 3)
  (pow (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x)))) 3)
  (pow (- (- (exp x) 2.0) (exp (- x))) 3)
  (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (pow (+ (- (exp x) 2.0) (exp (- x))) (/ 3 2))
  (pow (+ (- (exp x) 2.0) (exp (- x))) (/ 3 2))
  (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)
  (+ (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)
  (+ (* 1/4 (pow x 8)) (+ (pow x 6) (* 7/240 (pow x 10))))
  (pow (- (+ (exp x) (exp (- x))) 2.0) 3)
  (pow (- (+ (exp (* -1 x)) (exp x)) 2.0) 3)
  (- (+ (* 1/2 (pow x 2)) x) 1.0)
  (- (exp x) 2.0)
  (- (exp x) 2.0)
1.557 * * [simplify]: iteration  0 :  471  enodes  (cost  1242 )
1.565 * * [simplify]: iteration  1 :  1888  enodes  (cost  1068 )
1.602 * * [simplify]: iteration  2 :  5001  enodes  (cost  1053 )
1.606 * [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))) (+ (- (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)))
  (expm1 (+ (- (exp x) 2.0) (exp (- x))))
  (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))) (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  1
  (+ (- (exp x) 2.0) (exp (- x)))
  1
  (+ (- (exp x) 2.0) (exp (- x)))
  1
  (+ (- (exp x) 2.0) (exp (- x)))
  (cbrt (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (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)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (cbrt (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  1
  (+ (- (exp x) 2.0) (exp (- x)))
  1
  (+ (- (exp x) 2.0) (exp (- x)))
  1
  (+ (- (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)))))
  (cbrt (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  (cbrt (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))
  1
  (+ (- (exp x) 2.0) (exp (- x)))
  (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)))
  (cbrt (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (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))))
  (expm1 (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (log1p (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (log (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (log (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  3
  (pow (+ (- (exp x) 2.0) (exp (- x))) (* (cbrt 3) (cbrt 3)))
  (pow (+ (- (exp x) 2.0) (exp (- x))) (sqrt 3))
  (+ (- (exp x) 2.0) (exp (- x)))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 2)
  (+ (- (exp x) 2.0) (exp (- x)))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3/2)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3/2)
  1
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  1
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  1
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 2)
  (log (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (exp (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 2)
  (+ (- (exp x) 2.0) (exp (- x)))
  (pow (pow (+ (- (exp x) 2.0) (exp (- x))) 3) 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 2)
  (+ (- (exp x) 2.0) (exp (- x)))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3/2)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3/2)
  1
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  1
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  1
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x)))) 3)
  (pow (* (exp x) (fma (exp x) (exp x) (fma 2.0 2.0 (* (exp x) 2.0)))) 3)
  (pow (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x)))) 3)
  (pow (* (exp x) (fma (exp x) (exp x) (fma 2.0 2.0 (* (exp x) 2.0)))) 3)
  (pow (fma (exp x) (- (* (exp x) (exp x)) (* 2.0 2.0)) (+ (exp x) 2.0)) 3)
  (pow (* (+ (exp x) 2.0) (exp x)) 3)
  (pow (fma (exp x) (- (* (exp x) (exp x)) (* 2.0 2.0)) (+ (exp x) 2.0)) 3)
  (pow (* (+ (exp x) 2.0) (exp x)) 3)
  (pow (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3)) 3)
  (pow (fma (exp (* -1 x)) (- (exp (- x)) (- (exp x) 2.0)) (* (- (exp x) 2.0) (- (exp x) 2.0))) 3)
  (pow (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x)))) 3)
  (pow (- (- (exp x) 2.0) (exp (- x))) 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 2)
  (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (sqrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3/2)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3/2)
  (- (* (* (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 x) 2.0) (exp (- x)))
  (+ (- (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 8) 1/4 (fma (pow x 10) 7/240 (pow x 6)))
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (pow (+ (- (exp x) 2.0) (exp (- x))) 3)
  (fma (pow x 2) 1/2 (- x 1.0))
  (- (exp x) 2.0)
  (- (exp x) 2.0)
1.607 * * * [progress]: adding candidates to table
1.894 * [progress]: [Phase 3 of 3] Extracting.
1.894 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))> #<alt (λ (x) (log (exp (+ (- (exp x) 2.0) (exp (- x))))))> #<alt (λ (x) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))> #<alt (λ (x) (+ (* 1 (- (exp x) 2.0)) (exp (- x))))>)
1.894 * * * [regime-changes]: Trying 2 branch expressions: ((+ (- (exp x) 2.0) (exp (- x))) x)
1.894 * * * * [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) (log (exp (+ (- (exp x) 2.0) (exp (- x))))))> #<alt (λ (x) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))> #<alt (λ (x) (+ (* 1 (- (exp x) 2.0)) (exp (- x))))>)
1.917 * * * * [regimes]: Trying to branch on (+ (- (exp x) 2.0) (exp (- x))) from (#<alt (λ (x) (log (exp (+ (- (exp x) 2.0) (exp (- x))))))> #<alt (λ (x) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))>)
1.932 * * * * [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) (log (exp (+ (- (exp x) 2.0) (exp (- x))))))> #<alt (λ (x) (cbrt (pow (+ (- (exp x) 2.0) (exp (- x))) 3)))> #<alt (λ (x) (+ (* 1 (- (exp x) 2.0)) (exp (- x))))>)
1.948 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.948 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
1.949 * * [simplify]: iteration  0 :  11  enodes  (cost  5 )
1.949 * * [simplify]: iteration  1 :  11  enodes  (cost  5 )
1.949 * [simplify]: Simplified to:
   (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
4.427 * [regime-testing]: Baseline error score: 0.6581846240344699
4.428 * [regime-testing]: Oracle error score: 0.02912279413188073
4.429 * [regime-testing]: End program error score: 0.6581846240344699
4.459 * [regime-testing]: Target error score: 0.046709223034910576