/ 2 \ | cos (x) | lim |------------| x->1/2+| 2*x | \E - 2*E*x/
Limit(cos(x)^2/(E^(2*x) - 2*E*x), x, 1/2)
/ 2 \ | cos (x) | lim |------------| x->1/2+| 2*x | \E - 2*E*x/
oo
= 3192.40951840365
/ 2 \ | cos (x) | lim |------------| x->1/2-| 2*x | \E - 2*E*x/
oo
= 3267.67217479558
= 3267.67217479558