# Question #5b210

##### 1 Answer

Feb 13, 2017

It depends on the details of your treatment of limits.

#### Explanation:

There is no emperor and no controlling council for mathematical terminology and notation.

**In some treatments** of limits,

In this way of defining limit, you function does not have a limit at

**In other treatments** , limits at endpoints of closed interval domains are defined to be the one-sided limit (from the appropriate side.)

In this treatment, is is possible that the function has a limit.

**Example**

In the first treatment, we have

But,

So the second treatment allows