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Diffstat (limited to 'Master/texmf-dist/doc/latex/einfuehrung/15-02-29.mp')
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diff --git a/Master/texmf-dist/doc/latex/einfuehrung/15-02-29.mp b/Master/texmf-dist/doc/latex/einfuehrung/15-02-29.mp deleted file mode 100644 index df2faf00eba..00000000000 --- a/Master/texmf-dist/doc/latex/einfuehrung/15-02-29.mp +++ /dev/null @@ -1,42 +0,0 @@ -%% -%% Ein Beispiel der DANTE-Edition -%% -%% 1. Auflage -%% -%% Beispiel 15-02-29 auf Seite 749. -%% -%% 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) -u=8mm; -vardef project(expr x,y,z)=x*(-1,-1)+y*(1,0)+z*(0,1) enddef; -vardef f(expr x,y)=sind((x/u)**2 *180 +(y/u)**2 *180)*u/2 enddef; -numeric m,M,inc,farbe; -m:=-2u; M:=2u; inc:=.1u; -for i=m step inc until M: - for j=m step inc until M: - path p; - p=project(i,j,f(i,j))--project(i,j+inc,f(i,j+inc))-- - project(i+inc,j+inc,f(i+inc,j+inc))--project(i+inc,j,f(i+inc,j))--cycle; - dfdx := (f(i,j) - f(i+inc,j))/inc; dfdy := (f(i,j) - f(i,j+inc))/inc; - farbe := 1/sqrt( dfdx**2 + dfdy**2 + 1); fill p withcolor farbe*(red+green); - endfor; -endfor; -endfig; -end; |