%% 
%%  Ein Beispiel der DANTE-Edition
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%%  2. Auflage
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%%  Beispiel 12-04-14 auf Seite 608.
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%%  Copyright (C) 2016 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.
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% Show page(s) 1
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\documentclass[]{exaarticle2}
\pagestyle{empty}
\setlength\textwidth{352.81416pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{unicode-math}%% LuaLaTeX
\setmathfont[range={\mathcal,\mathbfcal},StylisticSet=1]{XITS Math}
%StopShownPreambleCommands
\begin{document}
\texttt{StylisticSet=1}: $\mathcal{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$\\
\texttt{StylisticSet=1}: $\mathbfcal{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$\\[2pt]
\setmathfont[range={\mathcal,\mathbfcal},StylisticSet=2]{XITS Math}
\texttt{StylisticSet=2}: $\mathcal{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$\\
\texttt{StylisticSet=2}: $\mathbfcal{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$
\end{document}