<?xml version="1.0" encoding="UTF-8"?>

<record version="1" id="10520">
 <title>topic entry on discrete mathematics</title>
 <name>TopicEntryOnDiscreteMathematics</name>
 <created>2008-04-20 14:25:28</created>
 <modified>2008-04-20 14:25:28</modified>
 <type>Topic</type>
<parent id="6254">overview of the content of PlanetMath</parent>
 <creator id="3771" name="CWoo"/>
 <author id="3771" name="CWoo"/>
 <classification>
	<category scheme="msc" code="05-00"/>
	<category scheme="msc" code="90C99"/>
	<category scheme="msc" code="91A99"/>
 </classification>
 <preamble>\usepackage{amssymb,amscd}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{mathrsfs}

% 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}
\usepackage{pst-plot}

% define commands here
\newcommand*{\abs}[1]{\left\lvert #1\right\rvert}
\newtheorem{prop}{Proposition}
\newtheorem{thm}{Theorem}
\newtheorem{ex}{Example}
\newcommand{\real}{\mathbb{R}}
\newcommand{\pdiff}[2]{\frac{\partial #1}{\partial #2}}
\newcommand{\mpdiff}[3]{\frac{\partial^#1 #2}{\partial #3^#1}}</preamble>
 <content>This is an entry-in-progress for a new topic entry on discrete mathematics.

\begin{enumerate}
\item Combinatorics
\item Graph theory
\item Cryptography
\item Game theory
\item Mathematical programming
\end{enumerate}</content>
</record>
