\RequirePackage{ifvtex}
\documentclass[fontsize=10pt,DIV12,paper=a4,open=right,twoside,abstract=true]{scrreprt}
\usepackage{fixltx2e}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage{textcomp}
\usepackage[english]{babel}
\usepackage{isabelle}
\usepackage{DOF}
\usepackage{isabellesym}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage[numbers, sort&compress, sectionbib]{natbib}
\usepackage{hyperref}
\setcounter{tocdepth}{3} 
\hypersetup{%
   bookmarksdepth=3
  ,pdfpagelabels
  ,pageanchor=false
  ,bookmarksnumbered
  ,plainpages=false
} % more detailed digital TOC (aka bookmarks)
\sloppy
\allowdisplaybreaks[4]
\urlstyle{rm}
\isabellestyle{it}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% Overrides the (rightfully issued) warning by Koma Script that \rm
%%% etc. should not be used (they are deprecated since more than a
%%% decade)
  \DeclareOldFontCommand{\rm}{\normalfont\rmfamily}{\mathrm}
  \DeclareOldFontCommand{\sf}{\normalfont\sffamily}{\mathsf}
  \DeclareOldFontCommand{\tt}{\normalfont\ttfamily}{\mathtt}
  \DeclareOldFontCommand{\bf}{\normalfont\bfseries}{\mathbf}
  \DeclareOldFontCommand{\it}{\normalfont\itshape}{\mathit}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


\title{<TITLE>}
\author{<AUTHOR>}
\begin{document}
\maketitle
\tableofcontents
\input{session}
% optional bibliography
\IfFileExists{root.bib}{%
    \bibliographystyle{abbrvnat}
    \bibliography{root}
}{}
\end{document}

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