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% LaTeX 2e document template
% for a journal article
% 1/8/2003 EJB
% modified 2004-09-01 for Math 360 use DJR
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% Please replace this with some comments
% with date started, revision history etc.
% and make sure to save your paper in a
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\documentclass[12pt]{amsart}
%\usepackage{amsthm}
\theoremstyle{definition}
\newtheorem{theorem}{Theorem}[section]
\newtheorem{definition}{Definition}[section]
\newtheorem{lemma}{Lemma}[section]
\newcommand{\N}{\ensuremath{\mathbb N}}
\newcommand{\R}{\ensuremath{\mathbb R}}
% Put your own definitions here, but try to use only those
% which are actually needed
% e.g. frequently used "phrases" so they are easy to change later:
%\newcommand{\dsum}{\displaystyle\sum}
%\newcommand{\dlim}{\displaystyle\lim}
\begin{document}
\title{The Answers to All Our Questions}
\author{Victor E. Huskie}
\begin{abstract}
Type an abstract here if you think it is appropriate.
\end{abstract}
\maketitle
\section{Introduction}\label{s-intro}
\begin{definition}\label{d-1}
This is a definition.
\end{definition}
\begin{theorem}\label{t-1}
This is a theorem.
\end{theorem}
\begin{proof}
And now we are proving it.
\end{proof}
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% is a companion program called BibTeX which is very useful
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\begin{thebibliography}{888}
\bibitem{aliga:00}
J.~I. Aliga, D.~L. Boley, R.~W. Freund, and V.~Hern{\'a}ndez, \emph{A
{L}anczos-type method for multiple starting vectors}, Math. Comput.
\textbf{69} (2000), 1577--1601.
\end{thebibliography}
\end{document}