\documentclass[minion]{homework}
\usepackage{cmacros}
\usepackage{graphicx}
\usepackage{wf}
\usepackage[all,cmtip]{xy}

\doclabel{Math F651: Homework 12}
\docdate{Due: April 28, 2009}
\def\net<#1>{\left<#1\right>}

\begin{document}

\begin{aproblems}

\hproblem Munkres 31.3
\hproblem Munkres 33.2
\hproblem Munkres 33.4
\hproblem Munkres 33.5
\hproblem Munkres 33.7
\hproblem Munkres 34.3

\end{aproblems}
\end{document}