@@ -3,8 +3,6 @@
33\usepackage{amssymb,amsmath}
44\usepackage{ifxetex,ifluatex}
55\usepackage{fixltx2e} % provides \textsubscript
6−% use upquote if available, for straight quotes in verbatim environments
7−\IfFileExists{upquote.sty}{\usepackage{upquote}}{}
86\ifnum 0\ifxetex 1\fi\ifluatex 1\fi=0 % if pdftex
97 \usepackage[T1]{fontenc}
108 \usepackage[utf8]{inputenc}
@@ -18,6 +16,8 @@
1816 \defaultfontfeatures{Mapping=tex-text,Scale=MatchLowercase}
1917 \newcommand{\euro}{€}
2018\fi
19+% use upquote if available, for straight quotes in verbatim environments
20+\IfFileExists{upquote.sty}{\usepackage{upquote}}{}
2121% use microtype if available
2222\IfFileExists{microtype.sty}{\usepackage{microtype}}{}
2323\usepackage{listings}
@@ -44,8 +44,6 @@
4444\setlength{\emergencystretch}{3em} % prevent overfull lines
4545\setcounter{secnumdepth}{0}
4646
47−\author{}
48−\date{}
4947
5048\begin{document}
5149