\vsize720pt \input dble.tex\input verbatim.tex \font\sc=cmcsc10 \font\mf=logo10 \font\mfb=logobf10 \def\MF{{\rm{\mf META}\-{\mf FONT}}} \def\MFb{{\rm{\mfb META}\-{\mfb FONT}}} \def\MarkUp{MarkUp '8\kern-0.2em\lower0.45ex\hbox{7}} \def\LaTeX{{\rm L\kern-.36em\raise.3ex\hbox{\sc a}\kern-.15em T\kern-.1667em\lower.7ex\hbox{E}\kern-.125emX}} \def\frac#1/#2{\leavevmode\kern0.1em \raise0.5ex\hbox{\the\scriptfont0 #1}\kern-0.1em /\kern-0.15em\lower0.25ex\hbox{\the\scriptfont0 #2}} \baselineskip12pt \parskip0pt \parindent1em \hfuzz1.5pt \hyphenation{SGML SGML-ers} \headline{\sl \TeX line 6 \hss \folio} \nopagenumbers \def\SGML{{\sc sgml}} \def\PS{{\sc Post\-Script}} \let\ps=\PS \def\TS{Type \&~Set} \def\dvi{{\tt dvi}} \def\tfm{{\tt tfm}} \def\quid{{\it\$}} \def\DW{Dominik Wujastyk} \def\AmSTeX{$\cal A$\kern-.1667em\lower.5ex\hbox{$\cal M$}\kern-.125em $\cal S$-\TeX} \def\BibTeX{{\sc Bib}\TeX} \def\SliTeX{{\sc Sli}\TeX} \def\hax{\TeX{\sc hax}} \abovedisplayskip0pt \belowdisplayskip0pt \def\nl{\hfill\break} %\def\boxit#1{\vbox{\hrule\hbox{\vrule\kern3pt % \vbox{\kern3pt#1\kern3pt}\kern3pt\vrule}\hrule}}