How To Write A Cap Over A Letter In Latex . The usage is pretty easy, you can basically type the name of the letter and put a backslash in front of it. Symbols that go above, below, or in the corners of other symbols. templates Make Recipient & Date optional in ModernCV Cover Letter from tex.stackexchange.com A tilde over a letter can be obtained using the command \tilde {letter}, here is an illustrative example: Hat symbol in text mode. I thought that the $\hat{a}$ was exactly analogous to $\hat{g}$ and that $\widehat{abc}$ there was analogous to $\widehat{g}$ here (maths).