**o notation**- f(n) = o(g(n)), g(n) is an upper bound of f(n) that is
not asymptotically tight

**notation**- f(n) = , g(n) is a lower bound of f(n) that is not asymptotically tight
- Example: f(n) = 3 + 4
- f(n) =
- f(n) = O() = O() = ...
- f(n) = = = =
- f(n) = o() = o() = ...
- f(n) = = =