math-mode

How do I show a caret (^) in math mode in LaTeX?

I'm trying to display a caret (^) in math mode in LaTeX to represent the exclusive or operation implemented in the `C languages'. By default ^ is for creating a superscript in math mode. The closest I can seem to get is by using \wedge which isn't the same. ...

How to make an equation span the whole page / line in LaTeX?

I have this equation and it's quite big (basically a FDM one) but it aligns with the text and then continues out on the right side to the nothingness. I've tried stuff like \begin{center} and \hspace*{-2.5cm} but to no avail. I want it to use the whole line not just from the left-margin and out to the right. How do I do it and do I need...