# Vertical Asymptote (Defined as a Limit)

- Author:
- Tim Brzezinski

The following applet shows what it means for the graph of a function f to have a

**VERTICAL ASYMPTOTE at x = a**. Vertical asymptotes can be interpreted as a special "type" of nonexistent limit of a function (as that function approaches a certain value, "a"). See below:Download our apps here: