Measure functions can now be declared via special rules, allowing for a
prolog-style generation of measure functions for a specific type.
\documentclass[10pt,a4paper,twoside]{article}
\usepackage{graphicx}
\usepackage{latexsym,theorem}
\usepackage{isabelle,isabellesym}
\usepackage{pdfsetup}\urlstyle{rm}
\begin{document}
\pagestyle{headings}
\pagenumbering{arabic}
\title{Verification of The SET Protocol}
\author{Giampaolo Bella, Fabio Massacci, Lawrence C. Paulson et al.}
\maketitle
\tableofcontents
\begin{center}
  \includegraphics[scale=0.5]{session_graph}  
\end{center}
\newpage
\parindent 0pt\parskip 0.5ex
\input{session}
\end{document}