8.229 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ 2.0 (+ (exp x) (exp (- x))))
0.015 * * [simplify]: iteration  0 :  10  enodes  (cost  5 )
0.017 * * [simplify]: iteration  1 :  12  enodes  (cost  5 )
0.018 * * [simplify]: iteration  2 :  14  enodes  (cost  5 )
0.019 * * [simplify]: iteration  3 :  15  enodes  (cost  5 )
0.020 * * [simplify]: iteration  4 :  20  enodes  (cost  5 )
0.022 * * [simplify]: iteration  5 :  41  enodes  (cost  5 )
0.023 * * [simplify]: iteration  6 :  66  enodes  (cost  5 )
0.025 * * [simplify]: iteration  7 :  165  enodes  (cost  5 )
0.032 * * [simplify]: iteration  8 :  1123  enodes  (cost  5 )
0.228 * * [simplify]: iteration  9 :  5001  enodes  (cost  5 )
0.229 * [simplify]: Simplified to:
   (/ 2.0 (+ (exp x) (exp (- x))))
0.229 * * [progress]: iteration 1 / 4
0.229 * * * [progress]: picking best candidate
0.231 * * * * [pick]: Picked  #<alt (λ (x) (/ 2.0 (+ (exp x) (exp (- x)))))>
0.231 * * * [progress]: localizing error
0.241 * * * [progress]: generating rewritten candidates
0.241 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.247 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.258 * * * [progress]: generating series expansions
0.258 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.258 * [approximate]: Taking taylor expansion of (+ (exp x) (exp (- x))) in (x) around 0
0.258 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.259 * [taylor]: Taking taylor expansion of (exp x) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.259 * [taylor]: Taking taylor expansion of (- x) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.259 * [taylor]: Taking taylor expansion of (exp x) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.259 * [taylor]: Taking taylor expansion of (- x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.275 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in (x) around 0
0.275 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.275 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.275 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.275 * [taylor]: Taking taylor expansion of x in x
0.275 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.275 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.275 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.275 * [taylor]: Taking taylor expansion of x in x
0.276 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.276 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.276 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.276 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.276 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.276 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.279 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in (x) around 0
0.279 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.279 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.279 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.279 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.279 * [taylor]: Taking taylor expansion of -1 in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.280 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.280 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.280 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.280 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.280 * [taylor]: Taking taylor expansion of -1 in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.282 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.282 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in (x) around 0
0.282 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in x
0.282 * [taylor]: Taking taylor expansion of 2.0 in x
0.282 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.282 * [taylor]: Taking taylor expansion of (exp x) in x
0.282 * [taylor]: Taking taylor expansion of x in x
0.282 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.282 * [taylor]: Taking taylor expansion of (- x) in x
0.282 * [taylor]: Taking taylor expansion of x in x
0.283 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp x) (exp (- x)))) in x
0.283 * [taylor]: Taking taylor expansion of 2.0 in x
0.283 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.283 * [taylor]: Taking taylor expansion of (exp x) in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.283 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.283 * [taylor]: Taking taylor expansion of (- x) in x
0.283 * [taylor]: Taking taylor expansion of x in x
0.306 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0
0.306 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x
0.306 * [taylor]: Taking taylor expansion of 2.0 in x
0.306 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.307 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.307 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.307 * [taylor]: Taking taylor expansion of x in x
0.307 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.307 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.307 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.307 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x
0.308 * [taylor]: Taking taylor expansion of 2.0 in x
0.308 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.308 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.308 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.308 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.308 * [taylor]: Taking taylor expansion of x in x
0.314 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.314 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.314 * [taylor]: Taking taylor expansion of 2.0 in x
0.314 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.314 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.314 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.314 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.314 * [taylor]: Taking taylor expansion of -1 in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.315 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.315 * [taylor]: Taking taylor expansion of 2.0 in x
0.315 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.315 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.315 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.315 * [taylor]: Taking taylor expansion of x in x
0.315 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.315 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.315 * [taylor]: Taking taylor expansion of -1 in x
0.315 * [taylor]: Taking taylor expansion of x in x
0.325 * * * [progress]: simplifying candidates
0.326 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (exp x) (exp (- x))))
  (log1p (+ (exp x) (exp (- x))))
  (* (exp (exp x)) (exp (exp (- x))))
  (log (+ (exp x) (exp (- x))))
  (exp (+ (exp x) (exp (- x))))
  (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))
  (cbrt (+ (exp x) (exp (- x))))
  (* (* (+ (exp x) (exp (- x))) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x))))
  (sqrt (+ (exp x) (exp (- x))))
  (sqrt (+ (exp x) (exp (- x))))
  (+ (pow (exp x) 3) (pow (exp (- x)) 3))
  (+ (* (exp x) (exp x)) (- (* (exp (- x)) (exp (- x))) (* (exp x) (exp (- x)))))
  (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x))))
  (- (exp x) (exp (- x)))
  (+ (exp x) (exp (- x)))
  (expm1 (/ 2.0 (+ (exp x) (exp (- x)))))
  (log1p (/ 2.0 (+ (exp x) (exp (- x)))))
  (- (log 2.0) (log (+ (exp x) (exp (- x)))))
  (log (/ 2.0 (+ (exp x) (exp (- x)))))
  (exp (/ 2.0 (+ (exp x) (exp (- x)))))
  (/ (* (* 2.0 2.0) 2.0) (* (* (+ (exp x) (exp (- x))) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x)))))
  (* (cbrt (/ 2.0 (+ (exp x) (exp (- x))))) (cbrt (/ 2.0 (+ (exp x) (exp (- x))))))
  (cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
  (* (* (/ 2.0 (+ (exp x) (exp (- x)))) (/ 2.0 (+ (exp x) (exp (- x))))) (/ 2.0 (+ (exp x) (exp (- x)))))
  (sqrt (/ 2.0 (+ (exp x) (exp (- x)))))
  (sqrt (/ 2.0 (+ (exp x) (exp (- x)))))
  (- 2.0)
  (- (+ (exp x) (exp (- x))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (cbrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (cbrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) 1)
  (/ (cbrt 2.0) (+ (exp x) (exp (- x))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) 1)
  (/ (cbrt 2.0) (+ (exp x) (exp (- x))))
  (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) 1)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ (sqrt 2.0) 1)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ 2.0 (cbrt (+ (exp x) (exp (- x)))))
  (/ 1 (sqrt (+ (exp x) (exp (- x)))))
  (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))
  (/ 1 1)
  (/ 2.0 (+ (exp x) (exp (- x))))
  (/ 1 1)
  (/ 2.0 (+ (exp x) (exp (- x))))
  (/ 1 (+ (exp x) (exp (- x))))
  (/ (+ (exp x) (exp (- x))) 2.0)
  (/ 2.0 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))
  (/ 2.0 1)
  (/ 2.0 1)
  (/ (+ (exp x) (exp (- x))) (cbrt 2.0))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (+ (exp x) (exp (- x))) 2.0)
  (/ 2.0 (+ (pow (exp x) 3) (pow (exp (- x)) 3)))
  (/ 2.0 (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x)))))
  (+ (pow x 2) (+ (* 1/12 (pow x 4)) 2))
  (+ (exp x) (exp (- x)))
  (+ (exp (* -1 x)) (exp x))
  (- (+ (* 0.20833333333333334 (pow x 4)) 1.0) (* 0.5 (pow x 2)))
  (/ 2.0 (+ (exp x) (exp (- x))))
  (/ 2.0 (+ (exp (* -1 x)) (exp x)))
0.331 * * [simplify]: iteration  0 :  200  enodes  (cost  433 )
0.334 * * [simplify]: iteration  1 :  666  enodes  (cost  397 )
0.347 * * [simplify]: iteration  2 :  3139  enodes  (cost  394 )
0.444 * * [simplify]: iteration  3 :  5001  enodes  (cost  393 )
0.446 * [simplify]: Simplified to:
   (expm1 (+ (exp x) (exp (- x))))
  (log1p (+ (exp x) (exp (- x))))
  (exp (+ (exp x) (exp (- x))))
  (log (+ (exp (* -1 x)) (exp x)))
  (exp (+ (exp x) (exp (- x))))
  (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))
  (cbrt (+ (exp x) (exp (- x))))
  (pow (+ (exp (* -1 x)) (exp x)) 3)
  (sqrt (+ (exp x) (exp (- x))))
  (sqrt (+ (exp x) (exp (- x))))
  (+ (pow (exp x) 3) (pow (exp (- x)) 3))
  (fma (exp x) (exp x) (expm1 (* x -2)))
  (fma (- (exp (- x))) (exp (* -1 x)) (exp (+ x x)))
  (- (exp x) (exp (- x)))
  (+ (exp (* -1 x)) (exp x))
  (expm1 (/ 2.0 (+ (exp x) (exp (- x)))))
  (log1p (/ 2.0 (+ (exp x) (exp (- x)))))
  (log (/ 2.0 (+ (exp x) (exp (- x)))))
  (log (/ 2.0 (+ (exp x) (exp (- x)))))
  (exp (/ 2.0 (+ (exp x) (exp (- x)))))
  (pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3)
  (* (cbrt (/ 2.0 (+ (exp x) (exp (- x))))) (cbrt (/ 2.0 (+ (exp x) (exp (- x))))))
  (cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
  (pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3)
  (sqrt (/ 2.0 (+ (exp x) (exp (- x)))))
  (sqrt (/ 2.0 (+ (exp x) (exp (- x)))))
  (- 2.0)
  (- (+ (exp x) (exp (- x))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (cbrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (cbrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (* (cbrt 2.0) (cbrt 2.0))
  (/ (cbrt 2.0) (+ (exp x) (exp (- x))))
  (* (cbrt 2.0) (cbrt 2.0))
  (/ (cbrt 2.0) (+ (exp x) (exp (- x))))
  (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (sqrt 2.0)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (sqrt 2.0)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ 2.0 (cbrt (+ (exp x) (exp (- x)))))
  (/ 1 (sqrt (+ (exp x) (exp (- x)))))
  (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))
  1
  (/ 2.0 (+ (exp (* -1 x)) (exp x)))
  1
  (/ 2.0 (+ (exp (* -1 x)) (exp x)))
  (/ 1 (+ (exp x) (exp (- x))))
  (/ (+ (exp x) (exp (- x))) 2.0)
  (/ 2.0 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ 2.0 (sqrt (+ (exp x) (exp (- x)))))
  2.0
  2.0
  (/ (+ (exp x) (exp (- x))) (cbrt 2.0))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (+ (exp x) (exp (- x))) 2.0)
  (/ 2.0 (+ (pow (exp x) 3) (pow (exp (- x)) 3)))
  (/ 2.0 (fma (- (exp (- x))) (exp (* -1 x)) (exp (+ x x))))
  (fma x x (fma 1/12 (pow x 4) 2))
  (+ (exp (* -1 x)) (exp x))
  (+ (exp (* -1 x)) (exp x))
  (fma (pow x 4) 0.20833333333333334 (- 1.0 (* 0.5 (pow x 2))))
  (/ 2.0 (+ (exp (* -1 x)) (exp x)))
  (/ 2.0 (+ (exp (* -1 x)) (exp x)))
0.446 * * * [progress]: adding candidates to table
0.574 * * [progress]: iteration 2 / 4
0.575 * * * [progress]: picking best candidate
0.576 * * * * [pick]: Picked  #<alt (λ (x) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))>
0.576 * * * [progress]: localizing error
0.585 * * * [progress]: generating rewritten candidates
0.585 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.621 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.633 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
0.643 * * * [progress]: generating series expansions
0.643 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.644 * [approximate]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp x) (exp (- x)))) in (x) around 0
0.644 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp x) (exp (- x)))) in x
0.644 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x
0.644 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.644 * [taylor]: Taking taylor expansion of 2.0 in x
0.645 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.645 * [taylor]: Taking taylor expansion of (exp x) in x
0.645 * [taylor]: Taking taylor expansion of x in x
0.645 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.645 * [taylor]: Taking taylor expansion of (- x) in x
0.645 * [taylor]: Taking taylor expansion of x in x
0.648 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp x) (exp (- x)))) in x
0.648 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x
0.648 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.648 * [taylor]: Taking taylor expansion of 2.0 in x
0.648 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.648 * [taylor]: Taking taylor expansion of (exp x) in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.648 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.649 * [taylor]: Taking taylor expansion of (- x) in x
0.649 * [taylor]: Taking taylor expansion of x in x
0.696 * [approximate]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0
0.696 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x
0.696 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x
0.696 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.696 * [taylor]: Taking taylor expansion of 2.0 in x
0.697 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.697 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.697 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.697 * [taylor]: Taking taylor expansion of x in x
0.697 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.697 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.697 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.697 * [taylor]: Taking taylor expansion of x in x
0.699 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x
0.699 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x
0.699 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.700 * [taylor]: Taking taylor expansion of 2.0 in x
0.700 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.700 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.700 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.700 * [taylor]: Taking taylor expansion of x in x
0.701 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.701 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.701 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.701 * [taylor]: Taking taylor expansion of x in x
0.721 * [approximate]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.721 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.721 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x
0.721 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.721 * [taylor]: Taking taylor expansion of 2.0 in x
0.722 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.722 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.722 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.722 * [taylor]: Taking taylor expansion of x in x
0.722 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.722 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.722 * [taylor]: Taking taylor expansion of -1 in x
0.722 * [taylor]: Taking taylor expansion of x in x
0.724 * [taylor]: Taking taylor expansion of (/ (pow (sqrt 2.0) 2) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.724 * [taylor]: Taking taylor expansion of (pow (sqrt 2.0) 2) in x
0.724 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.724 * [taylor]: Taking taylor expansion of 2.0 in x
0.725 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.725 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.725 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.725 * [taylor]: Taking taylor expansion of x in x
0.725 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.725 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.725 * [taylor]: Taking taylor expansion of -1 in x
0.725 * [taylor]: Taking taylor expansion of x in x
0.744 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.745 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) in (x) around 0
0.745 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) in x
0.745 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.745 * [taylor]: Taking taylor expansion of 2.0 in x
0.746 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.746 * [taylor]: Taking taylor expansion of (exp x) in x
0.746 * [taylor]: Taking taylor expansion of x in x
0.746 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.746 * [taylor]: Taking taylor expansion of (- x) in x
0.746 * [taylor]: Taking taylor expansion of x in x
0.747 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) in x
0.747 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.747 * [taylor]: Taking taylor expansion of 2.0 in x
0.748 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.748 * [taylor]: Taking taylor expansion of (exp x) in x
0.748 * [taylor]: Taking taylor expansion of x in x
0.748 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.748 * [taylor]: Taking taylor expansion of (- x) in x
0.748 * [taylor]: Taking taylor expansion of x in x
0.787 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in (x) around 0
0.787 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x
0.787 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.787 * [taylor]: Taking taylor expansion of 2.0 in x
0.787 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.787 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.787 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.787 * [taylor]: Taking taylor expansion of x in x
0.788 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.788 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.788 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.788 * [taylor]: Taking taylor expansion of x in x
0.789 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (- (/ 1 x))))) in x
0.789 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.789 * [taylor]: Taking taylor expansion of 2.0 in x
0.789 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.789 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.789 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.789 * [taylor]: Taking taylor expansion of x in x
0.790 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.790 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.790 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.790 * [taylor]: Taking taylor expansion of x in x
0.801 * [approximate]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.801 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.801 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.802 * [taylor]: Taking taylor expansion of 2.0 in x
0.802 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.802 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.802 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.802 * [taylor]: Taking taylor expansion of x in x
0.803 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.803 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.803 * [taylor]: Taking taylor expansion of -1 in x
0.803 * [taylor]: Taking taylor expansion of x in x
0.803 * [taylor]: Taking taylor expansion of (/ (sqrt 2.0) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.803 * [taylor]: Taking taylor expansion of (sqrt 2.0) in x
0.803 * [taylor]: Taking taylor expansion of 2.0 in x
0.804 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.804 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.804 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.804 * [taylor]: Taking taylor expansion of x in x
0.804 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.805 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.805 * [taylor]: Taking taylor expansion of -1 in x
0.805 * [taylor]: Taking taylor expansion of x in x
0.815 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
0.816 * [approximate]: Taking taylor expansion of (+ (exp x) (exp (- x))) in (x) around 0
0.816 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.816 * [taylor]: Taking taylor expansion of (exp x) in x
0.816 * [taylor]: Taking taylor expansion of x in x
0.816 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.816 * [taylor]: Taking taylor expansion of (- x) in x
0.816 * [taylor]: Taking taylor expansion of x in x
0.816 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.816 * [taylor]: Taking taylor expansion of (exp x) in x
0.816 * [taylor]: Taking taylor expansion of x in x
0.816 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.816 * [taylor]: Taking taylor expansion of (- x) in x
0.816 * [taylor]: Taking taylor expansion of x in x
0.831 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in (x) around 0
0.831 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.831 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.831 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.831 * [taylor]: Taking taylor expansion of x in x
0.831 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.831 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.831 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.831 * [taylor]: Taking taylor expansion of x in x
0.832 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.832 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.832 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.832 * [taylor]: Taking taylor expansion of x in x
0.832 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.832 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.832 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.832 * [taylor]: Taking taylor expansion of x in x
0.834 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in (x) around 0
0.834 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.834 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.834 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.834 * [taylor]: Taking taylor expansion of x in x
0.835 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.835 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.835 * [taylor]: Taking taylor expansion of -1 in x
0.835 * [taylor]: Taking taylor expansion of x in x
0.835 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.835 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.835 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.835 * [taylor]: Taking taylor expansion of x in x
0.836 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.836 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.836 * [taylor]: Taking taylor expansion of -1 in x
0.836 * [taylor]: Taking taylor expansion of x in x
0.838 * * * [progress]: simplifying candidates
0.839 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (log1p (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (+ (log (sqrt 2.0)) (- (log (sqrt 2.0)) (log (+ (exp x) (exp (- x))))))
  (+ (log (sqrt 2.0)) (log (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (log (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (exp (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (* (* (sqrt 2.0) (sqrt 2.0)) (sqrt 2.0)) (/ (* (* (sqrt 2.0) (sqrt 2.0)) (sqrt 2.0)) (* (* (+ (exp x) (exp (- x))) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x))))))
  (* (* (* (sqrt 2.0) (sqrt 2.0)) (sqrt 2.0)) (* (* (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))) (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))))
  (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (* (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (* (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))) (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) 1))
  (* (sqrt 2.0) (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) 1))
  (* (sqrt 2.0) (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) 1))
  (* (sqrt 2.0) (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) 1))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) 1))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) 1))
  (* (sqrt 2.0) (/ (sqrt 1) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (/ (sqrt 1) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (sqrt 1) 1))
  (* (sqrt 2.0) (/ (sqrt 1) 1))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) 1))
  (* (sqrt 2.0) (/ (sqrt (sqrt 2.0)) 1))
  (* (sqrt 2.0) (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (/ 1 (sqrt (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ 1 1))
  (* (sqrt 2.0) (/ 1 1))
  (* (sqrt 2.0) 1)
  (* (sqrt 2.0) (sqrt 2.0))
  (* (sqrt 2.0) (/ (sqrt 2.0) (+ (pow (exp x) 3) (pow (exp (- x)) 3))))
  (* (sqrt 2.0) (/ (sqrt 2.0) (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x))))))
  (* (cbrt (sqrt 2.0)) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (sqrt (cbrt 2.0)) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (sqrt (sqrt 2.0)) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (sqrt 2.0) (sqrt 2.0))
  (expm1 (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (log1p (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (- (log (sqrt 2.0)) (log (+ (exp x) (exp (- x)))))
  (log (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (exp (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (/ (* (* (sqrt 2.0) (sqrt 2.0)) (sqrt 2.0)) (* (* (+ (exp x) (exp (- x))) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x)))))
  (* (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))) (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (* (/ (sqrt 2.0) (+ (exp x) (exp (- x)))) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (- (sqrt 2.0))
  (- (+ (exp x) (exp (- x))))
  (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (cbrt (sqrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (sqrt (+ (exp x) (exp (- x)))))
  (/ (cbrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) 1)
  (/ (cbrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) 1)
  (/ (cbrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt (cbrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (cbrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) 1)
  (/ (sqrt (cbrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (sqrt (* (cbrt 2.0) (cbrt 2.0))) 1)
  (/ (sqrt (cbrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (sqrt (sqrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt (sqrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) 1)
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (sqrt (sqrt 2.0)) 1)
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (sqrt 1) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 1) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 1) 1)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ (sqrt 1) 1)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ (sqrt (sqrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt (sqrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) 1)
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (sqrt (sqrt 2.0)) 1)
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ 1 (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ 1 1)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ 1 1)
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ 1 (+ (exp x) (exp (- x))))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) 1)
  (/ (sqrt 2.0) 1)
  (/ (+ (exp x) (exp (- x))) (cbrt (sqrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt (cbrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt (sqrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (+ (exp x) (exp (- x))) (sqrt (sqrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (sqrt 2.0) (+ (pow (exp x) 3) (pow (exp (- x)) 3)))
  (/ (sqrt 2.0) (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x)))))
  (expm1 (+ (exp x) (exp (- x))))
  (log1p (+ (exp x) (exp (- x))))
  (* (exp (exp x)) (exp (exp (- x))))
  (log (+ (exp x) (exp (- x))))
  (exp (+ (exp x) (exp (- x))))
  (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))
  (cbrt (+ (exp x) (exp (- x))))
  (* (* (+ (exp x) (exp (- x))) (+ (exp x) (exp (- x)))) (+ (exp x) (exp (- x))))
  (sqrt (+ (exp x) (exp (- x))))
  (sqrt (+ (exp x) (exp (- x))))
  (+ (pow (exp x) 3) (pow (exp (- x)) 3))
  (+ (* (exp x) (exp x)) (- (* (exp (- x)) (exp (- x))) (* (exp x) (exp (- x)))))
  (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x))))
  (- (exp x) (exp (- x)))
  (+ (exp x) (exp (- x)))
  (- (+ (* 1/2 (pow (sqrt 2.0) 2)) (* 5/48 (* (pow (sqrt 2.0) 2) (pow x 4)))) (* 1/4 (* (pow (sqrt 2.0) 2) (pow x 2))))
  (/ (pow (sqrt 2.0) 2) (+ (exp x) (exp (- x))))
  (/ (pow (sqrt 2.0) 2) (+ (exp (* -1 x)) (exp x)))
  (- (+ (* 5/48 (* (sqrt 2.0) (pow x 4))) (* 1/2 (sqrt 2.0))) (* 1/4 (* (sqrt 2.0) (pow x 2))))
  (/ (sqrt 2.0) (+ (exp x) (exp (- x))))
  (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x)))
  (+ (pow x 2) (+ (* 1/12 (pow x 4)) 2))
  (+ (exp x) (exp (- x)))
  (+ (exp (* -1 x)) (exp x))
0.851 * * [simplify]: iteration  0 :  377  enodes  (cost  1293 )
0.859 * * [simplify]: iteration  1 :  1669  enodes  (cost  1171 )
0.891 * * [simplify]: iteration  2 :  5001  enodes  (cost  1140 )
0.896 * [simplify]: Simplified to:
   (expm1 (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (log1p (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (/ 2.0 (/ (+ (exp (* -1 x)) (exp x)) 1))
  (- (log 2.0) (log (+ (exp (* -1 x)) (exp x))))
  (- (log 2.0) (log (+ (exp (* -1 x)) (exp x))))
  (- (log 2.0) (log (+ (exp (* -1 x)) (exp x))))
  (exp (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (pow (/ (pow (sqrt 2.0) 2) (+ (exp x) (exp (- x)))) 3)
  (pow (/ (pow (sqrt 2.0) 2) (+ (exp x) (exp (- x)))) 3)
  (* (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))) (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))))
  (cbrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (pow (/ (pow (sqrt 2.0) 2) (+ (exp x) (exp (- x)))) 3)
  (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (sqrt (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt (sqrt 2.0)) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (* (sqrt 2.0) (* (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))) (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (* (sqrt 2.0) (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))))
  (* (sqrt 2.0) (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (sqrt (+ (exp x) (exp (- x))))))
  (* (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (sqrt 2.0))
  (* (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (sqrt 2.0))
  (/ (* (sqrt 2.0) (fabs (cbrt 2.0))) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (* (sqrt 2.0) (fabs (cbrt 2.0))) (sqrt (+ (exp x) (exp (- x)))))
  (* (fabs (cbrt 2.0)) (sqrt 2.0))
  (* (fabs (cbrt 2.0)) (sqrt 2.0))
  (/ (pow (sqrt (sqrt 2.0)) 3) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (pow (sqrt (sqrt 2.0)) 3) (sqrt (+ (exp x) (exp (- x)))))
  (pow (sqrt (sqrt 2.0)) 3)
  (pow (sqrt (sqrt 2.0)) 3)
  (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (sqrt 2.0)
  (sqrt 2.0)
  (/ (pow (sqrt (sqrt 2.0)) 3) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (pow (sqrt (sqrt 2.0)) 3) (sqrt (+ (exp x) (exp (- x)))))
  (pow (sqrt (sqrt 2.0)) 3)
  (pow (sqrt (sqrt 2.0)) 3)
  (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (sqrt 2.0)
  (sqrt 2.0)
  (sqrt 2.0)
  2.0
  (/ 2.0 (+ (pow (exp x) 3) (pow (exp (- x)) 3)))
  (/ 2.0 (- (* (exp x) (exp x)) (* (exp (- x)) (exp (- x)))))
  (* (cbrt (sqrt 2.0)) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (* (sqrt (cbrt 2.0)) (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (/ (pow (sqrt (sqrt 2.0)) 3) (+ (exp (* -1 x)) (exp x)))
  (/ 2.0 (/ (+ (exp (* -1 x)) (exp x)) 1))
  (/ (pow (sqrt (sqrt 2.0)) 3) (+ (exp (* -1 x)) (exp x)))
  (/ 2.0 (/ (+ (exp (* -1 x)) (exp x)) 1))
  2.0
  (expm1 (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (log1p (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (log (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (log (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (exp (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x))))
  (pow (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x))) 3)
  (* (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))) (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))
  (cbrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (pow (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x))) 3)
  (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (sqrt (/ (sqrt 2.0) (+ (exp x) (exp (- x)))))
  (- (sqrt 2.0))
  (- (+ (exp x) (exp (- x))))
  (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (cbrt (sqrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0))) (sqrt (+ (exp x) (exp (- x)))))
  (/ (cbrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)))
  (/ (cbrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (* (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)))
  (/ (cbrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (/ (fabs (cbrt 2.0)) (cbrt (+ (exp x) (exp (- x))))) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (cbrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (fabs (cbrt 2.0)) (* (sqrt (+ (exp x) (exp (- x)))) 1))
  (/ (sqrt (cbrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (fabs (cbrt 2.0))
  (/ (sqrt (cbrt 2.0)) (+ (exp x) (exp (- x))))
  (fabs (cbrt 2.0))
  (/ (sqrt (cbrt 2.0)) (+ (exp x) (exp (- x))))
  (/ (sqrt (sqrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt (sqrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (sqrt (sqrt 2.0))
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (sqrt (sqrt 2.0))
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ 1 (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  1
  (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x)))
  1
  (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x)))
  (/ (sqrt (sqrt 2.0)) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt (sqrt 2.0)) (cbrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt (sqrt 2.0)) (sqrt (+ (exp x) (exp (- x)))))
  (sqrt (sqrt 2.0))
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (sqrt (sqrt 2.0))
  (/ (sqrt (sqrt 2.0)) (+ (exp x) (exp (- x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (cbrt (+ (exp x) (exp (- x)))))
  (/ 1 (sqrt (+ (exp x) (exp (- x)))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  1
  (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x)))
  1
  (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x)))
  (/ 1 (+ (exp x) (exp (- x))))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (sqrt 2.0) (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))
  (/ (sqrt 2.0) (sqrt (+ (exp x) (exp (- x)))))
  (sqrt 2.0)
  (sqrt 2.0)
  (/ (+ (exp x) (exp (- x))) (cbrt (sqrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt (cbrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt (sqrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (+ (exp x) (exp (- x))) (sqrt (sqrt 2.0)))
  (/ (+ (exp x) (exp (- x))) (sqrt 2.0))
  (/ (sqrt 2.0) (+ (pow (exp x) 3) (pow (exp (- x)) 3)))
  (/ (sqrt 2.0) (fma (- (exp (- x))) (exp (* -1 x)) (exp (+ x x))))
  (expm1 (+ (exp x) (exp (- x))))
  (log1p (+ (exp x) (exp (- x))))
  (exp (+ (exp x) (exp (- x))))
  (log (+ (exp (* -1 x)) (exp x)))
  (exp (+ (exp x) (exp (- x))))
  (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x)))))
  (cbrt (+ (exp x) (exp (- x))))
  (pow (+ (exp (* -1 x)) (exp x)) 3)
  (sqrt (+ (exp x) (exp (- x))))
  (sqrt (+ (exp x) (exp (- x))))
  (+ (pow (exp x) 3) (pow (exp (- x)) 3))
  (- (pow (exp -1) (* 2 x)) (- 1 (exp (+ x x))))
  (- (/ (exp (+ x x)) 1) (/ (pow (exp x) -2) 1))
  (- (exp x) (exp (- x)))
  (+ (exp (* -1 x)) (exp x))
  (fma 2.0 1/2 (fma (* 5/48 2.0) (pow x 4) (- (* (* 1/4 2.0) (pow x 2)))))
  (/ 2.0 (/ (+ (exp (* -1 x)) (exp x)) 1))
  (/ 2.0 (/ (+ (exp (* -1 x)) (exp x)) 1))
  (fma (* 5/48 (sqrt 2.0)) (pow x 4) (- (* 1/2 (sqrt 2.0)) (* 1/4 (* (sqrt 2.0) (pow x 2)))))
  (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x)))
  (/ (sqrt 2.0) (+ (exp (* -1 x)) (exp x)))
  (fma x x (fma 1/12 (pow x 4) 2))
  (+ (exp (* -1 x)) (exp x))
  (+ (exp (* -1 x)) (exp x))
0.897 * * * [progress]: adding candidates to table
1.172 * [progress]: [Phase 3 of 3] Extracting.
1.172 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))> #<alt (λ (x) (/ 2.0 (+ (exp x) (exp (- x)))))>)
1.172 * * * [regime-changes]: Trying 3 branch expressions: ((+ (exp x) (exp (- x))) (/ 2.0 (+ (exp x) (exp (- x)))) x)
1.172 * * * * [regimes]: Trying to branch on (+ (exp x) (exp (- x))) from (#<alt (λ (x) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))> #<alt (λ (x) (/ 2.0 (+ (exp x) (exp (- x)))))>)
1.186 * * * * [regimes]: Trying to branch on (/ 2.0 (+ (exp x) (exp (- x)))) from (#<alt (λ (x) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))> #<alt (λ (x) (/ 2.0 (+ (exp x) (exp (- x)))))>)
1.200 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (sqrt 2.0) (/ (sqrt 2.0) (+ (exp x) (exp (- x))))))> #<alt (λ (x) (/ 2.0 (+ (exp x) (exp (- x)))))>)
1.213 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
1.214 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ 2.0 (+ (exp x) (exp (- x))))
1.214 * * [simplify]: iteration  0 :  8  enodes  (cost  5 )
1.214 * * [simplify]: iteration  1 :  8  enodes  (cost  5 )
1.215 * [simplify]: Simplified to:
   (/ 2.0 (+ (exp x) (exp (- x))))
1.606 * [regime-testing]: Baseline error score: 0.009522430929046422
1.607 * [regime-testing]: Oracle error score: 0.006250781347668459
1.608 * [regime-testing]: End program error score: 0.009522430929046422