MnemonicDevice 2006-06-11 16:55:40 2006-07-28 07:25:17 Definition % this is the default PlanetMath preamble. as your knowledge % of TeX increases, you will probably want to edit this, but % it should be fine as is for beginners. % almost certainly you want these \usepackage{amssymb} \usepackage{amsmath} \usepackage{amsfonts} % used for TeXing text within eps files %\usepackage{psfrag} % need this for including graphics (\includegraphics) %\usepackage{graphicx} % for neatly defining theorems and propositions %\usepackage{amsthm} % making logically defined graphics %\usepackage{xypic} % there are many more packages, add them here as you need them % define commands here A {\sl mnemonic device\/} is a \PMlinkescapetext{word} or phrase that can help people remember something. Mnemonic devices are especially important in teaching mathematics, as those who are not familiar with math can be overwhelmed by the \PMlinkescapetext{formulas} and methods of solving problems that they need to memorize.