%% 
%%  Ein Beispiel der DANTE-Edition
%%  Mathematiksatz mit LaTeX
%%  3. Auflage
%%  Beispiel 10-09-9 auf Seite 232.
%%  Copyright (C) 2018 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% ==== 
% Show page(s) 1
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\documentclass[10pt]{screxa}
\pagestyle{empty}
\setlength\textwidth{170.40707pt}
\AtBeginDocument{\setlength\parindent{0pt}}
\setcounter{equation}{28}
\renewcommand\theequation{10.\arabic{equation}}
%StartShownPreambleCommands

%StopShownPreambleCommands
\begin{document}
\begin{itemize}
\item $ y = f(x) $
\item \begin{equation} g(x) = \int f(x)
  \mathrm{d}x \end{equation}
\end{itemize}
\end{document}