f(n) =
, g(n) is the Asymptotically Tight Bound for f(n)

= {f(n): there exist positive constants *c*_{1}, *c*_{2},
and *n*_{0} such that

for all
}

``f(n) =
'' means f(n) is an element of the
set of functions g(n).

Here is a graphical depiction of .