[texhax] Help on inverse trigonometric function

[E. Krishnan]

On Wed, 19 Nov 2003, Ivan Ivanov wrote:

> Now when I use \arctan command, it outputs arctan. How
> can I predifine it so that it outputs arctg instead of
> arctan? 

Use the package "amsmath" by writing in your preamble

        \usepackage{amsmath}

and make the definition

        \DeclareMathOperator{\arctg}{arctg}

Then you can use the command "\arctg" to  produce arctg.

> I also want to write the inverse of cotan function 
.....
> how can I do this? I want it to output arccotg.

	\DeclareMathOperator{\arccotg}{arccotg} 

-- 
Krishnan