\newcommand{\cstok}[1]{\leavevmode\thinspace\hbox{\vrule\vtop{\vbox{\hrule\kern1pt% \hbox{\vphantom{\tt/}\thinspace{\tt#1}\thinspace}} \kern1pt\hrule}\vrule}\thinspace} \newcommand{\ps}{{\sc PostScript}} \def\<#1>{\leavevmode\hbox{$\langle$#1\/$\rangle$}} % syntactic quantity \newcommand{\dvi}{{\tt DVI}} \newcommand{\dvilw}{{\tt DVILW}} \newcommand{\pcd}{{\tt PCDRAW}} \newcommand{\PiC}{P\kern-.12em\lower.5ex\hbox{I}\kern-.075emC} \newcommand{\PiCTeX}{\PiC\kern-.11em\TeX} \newcommand{\textfontii}{\the\textfont2} \newcommand{\AmS}{{\textfontii A}\kern-.1667em\lower.5ex\hbox {\textfontii M}\kern-.125em{\textfontii S}} \newcommand{\BibTeX}{{\rm B\kern-.05em{\sc i\kern-.025em b}\kern-.08em T\kern-.1667em\lower.7ex\hbox{E}\kern-.125emX}} \newfont{\logo}{logo10 scaled \magstephalf} \newcommand{\MF}{{\logo META}\-{\logo FONT}} \newcommand{\bs}{$\backslash$} \newfont{\extra}{ts_man scaled \magstephalf} \newcommand{\dvid}{\dvi-Dateien} \newcommand{\img}{{\tt IMG}} \newcommand{\imgg}{\img-Grafiken} %\newfont{\computer}{vgafont scaled \magstephalf} \newenvironment{compout}{\begin{quote}\tt}{\end{quote}} \newfont{\myfont}{pplr at 11pt}