%% %% Ein Beispiel der DANTE-Edition %% %% 1. Auflage %% %% Beispiel 15-02-18 auf Seite 744. %% %% Copyright (C) 2011 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 %% defaultfont:="ptmr8r"; warningcheck:=0; % --- start of displayed preamble in the book --- % --- end of displayed preamble in the book --- % % beginfig(1) pair A,B,C,D,M; A=(0,0); B=(2cm,3cm);C=(1cm,0); D=(-1cm,2cm); M=whatever [A,B]; M=whatever [C,D]; draw A--B; draw C--D; draw M withpen pencircle scaled 4bp; endfig; end;