%% %% Ein Beispiel der DANTE-Edition %% %% %% Copyright (C) 2010 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. %% %% %%Run also: >> << % Show page(s) 1 %% \documentclass[ngerman]{article} \pagestyle{empty} \setlength\textwidth{190.324pt} \usepackage{babel} \setlength{\parindent}{0em} \usepackage[utf8]{luainputenc} \def\Laenge(#1,#2)(#3,#4){% \directlua{% tex.print(math.sqrt((#4-#2)^2+ (#3-#1)^2))}} \begin{document} Der Punkt $A(4,1)$ hat vom Punkt $B(3.2,5.5)$ einen Abstand von \Laenge(4,1)(3.2,5.5)\,LE. \end{document}