qm – Commands for bras and kets and the like
The commands (\bra and \ket, etc.) operate both in text and maths mode (the arguments are set as maths).
Maybe you are interested in the following packages as well.
- acronym209: An algorithm package developed for LaTeX 2.09
- espo: Customisation for Esperanto
- cyrillic209: Provides basic LaTeX 2.09 font access to the Washington cyrillic fonts
- bsl: Access bold computer modern slanted in LaTeX 2.09