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diff --git a/macros/latex/contrib/tkz/tkz-berge/NamedGraphs/doc/latex/NamedGraphs-Chvatal.tex b/macros/latex/contrib/tkz/tkz-berge/NamedGraphs/doc/latex/NamedGraphs-Chvatal.tex deleted file mode 100644 index 72b5cd7e46..0000000000 --- a/macros/latex/contrib/tkz/tkz-berge/NamedGraphs/doc/latex/NamedGraphs-Chvatal.tex +++ /dev/null @@ -1,73 +0,0 @@ -\newpage\section{Chvatal} -%<–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––> -\begin{NewMacroBox}{grChvatal}{\oarg{options}} - -\medskip -From Wikipedia : \url{http://en.wikipedia.org/wiki/Václav_Chvátal} - -\emph{Chvátal first learned of graph theory in 1964, on finding a book by Claude Berge in a Pilsen bookstore, and his first mathematical publication, at the age of 19, concerned directed graphs that cannot be mapped to themselves by any nontrivial graph homomorphism.\hfill\break -Gallery Theorem—which determines the number of guards required to survey the -walls of a polygonal art gallery (and has prompted much research), and constructed the smallest triangle-free 4-chromatic 4-regular graph, a beautiful graph now known as the Chvatal graph.} - - -\medskip -From MathWord : \url{http://mathworld.wolfram.com/ChvatalGraph.html} - -\emph{The Chvátal graph is a quartic graph on 12 nodes and 24 edges. It has chromatic number 4, and girth 4.} -\href{http://mathworld.wolfram.com/topics/GraphTheory.html}% - {\textcolor{blue}{MathWorld}} by \href{http://en.wikipedia.org/wiki/Eric_W._Weisstein}% - {\textcolor{blue}{E.Weisstein}} - -\medskip -The Chvátal graph is implemented in \tkzname{tkz-berge} as \tkzcname{grChvatal} with three forms. -\end{NewMacroBox} - -\medskip -\subsection{\tkzname{Chvatal graph I}} - -\bigskip - -\begin{center} - \begin{tkzexample}[vbox] - \begin{tikzpicture}[scale=.7] - \GraphInit[vstyle=Shade] - \SetVertexNoLabel - \SetGraphShadeColor{blue!50!black}{blue}{gray} - \grChvatal[RA=6,RB=2] - \end{tikzpicture} - \end{tkzexample} - -\end{center} - -\vfill\newpage -\subsection{\tkzname{Chvatal graph II}} - -\bigskip -\begin{center} - \begin{tkzexample}[vbox] - \begin{tikzpicture} - \GraphInit[vstyle=Art] - \SetGraphArtColor{blue!50!black}{gray} - \grChvatal[form=2,RA=7,RB=4,RC=1.4] - \end{tikzpicture} - \end{tkzexample} - -\end{center} - - -\vfill\newpage -\subsection{\tkzname{Chvatal graph III}} - -\bigskip -\begin{center} - \begin{tkzexample}[vbox] - \begin{tikzpicture} - \GraphInit[vstyle=Art] - \SetGraphArtColor{blue!50!black}{gray} - \grChvatal[form=3,RA=7] - \end{tikzpicture} - \end{tkzexample} - -\end{center} - -\endinput
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