\documentclass[11pt,a4paper]{article}
\usepackage{isabelle,isabellesym}
\usepackage[utf8]{inputenc}
\usepackage[english]{babel}
\usepackage{textcomp}
\usepackage{amssymb}
\usepackage{pdfsetup}
\urlstyle{rm}
\isabellestyle{it}
\newcommand{\isasymEX}{\isamath{\mathrm{EX}}}
\newcommand{\isasymEF}{\isamath{\mathrm{EF}}}
\newcommand{\isasymEG}{\isamath{\mathrm{EG}}}
\newcommand{\isasymAX}{\isamath{\mathrm{AX}}}
\newcommand{\isasymAF}{\isamath{\mathrm{AF}}}
\newcommand{\isasymAG}{\isamath{\mathrm{AG}}}
\begin{document}
\title{Miscellaneous HOL Examples}
\maketitle
\tableofcontents
\parindent 0pt\parskip 0.5ex
\input{session}
\bibliographystyle{abbrv}
\bibliography{root}
\end{document}