# Method lfun::_sqrt()

- Method
**_sqrt** `mixed`

**_sqrt(****)**- Description
Called by

`sqrt()`

.- See also
`sqrt()`

- Method
**_sqrt** `mixed`

**_sqrt(****)**- Description
Called by sqrt when the square root of an object is requested.

- Note
_sqrt is not a real lfun, so it must not be defined as static.

- See also