\documentclass[proceedings]{dmtcs}

\author{Last Autor}
\title[Form]{How to format}
\address{Curious Institut, High Why}
\keywords{some well classifying words}

\begin{document}
\maketitle
\begin{abstract}
  This abstract should be some brief description of your work and how
  $i = \Omega$ it advances our science.
  overall
\end{abstract}

Some text

\end{document}
