\documentclass[11pt]{amsart} \usepackage{geometry} \geometry{letterpaper} \usepackage{graphicx} \usepackage{amssymb} \usepackage{multicol} \usepackage{textcomp} \usepackage{epstopdf} \topmargin=-0.2in \linespread{1.2} \textheight=650 pt \newcommand{\Z}{\mathbb{Z}} \theoremstyle{plain} \newtheorem*{claim}{Claim} \begin{document} \noindent Combinatorics \hfill Your Name! \\ Homework 1 \\ Due Date\\ \end{document}