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File:Proof of Menger's Theorem.svg

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Original file (SVG file, nominally 195 × 153 pixels, file size: 18 KB)

Summary

Description
English: An illustration for the proof of Menger's theorem
Date
Source Own work
Author Tokenzero

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LaTeX/TikZ source code

\RequirePackage{luatex85}
%\documentclass{minimal}
\documentclass[tikz,border=5pt]{standalone}
%% Compile svg by running:
%% latex example.tex #OR BETTER:  lualatex --output-format=dvi example.tex
%% dvisvgm --bbox=5 example.dvi
\usepackage{tikz}
\usepackage{DejaVuSans}
\renewcommand*\familydefault{\sfdefault}
\usetikzlibrary{calc,decorations.pathmorphing,decorations.pathreplacing,fadings,decorations.markings,arrows.meta}

\begin{document}%
\begin{tikzpicture}[
	scale=1,every node/.style={draw,circle,fill=blue!40!gray!80!white},
]		
	\def\r{0.33}
	\node (ab) at (  0:0) {};
	\node (a1) at (140:1) {};
	\node (a2) at (140:2) {};
	\node (a3) at (140:3) {};
	\node (b1) at ( 40:1) {};
	\node (b2) at ( 40:2) {};
	\node (b3) at ( 40:3) {};	
	\node (s1) at ( 90:1.3) {};
	\node (s2) at ( 90:2.2) {};	
	\node[label=above:$v_1$] (sa) at (100:3.1) {};	
	\node[label=above:$v_2$] (sb) at ( 80:3.1) {};	
	\node[fill=none,draw=none] at (140:1.5) {$A$};
	\node[fill=none,draw=none] at ( 40:1.5) {$B$};
	\node[fill=none,draw=none] at ( 90:1.7) {$S$};
	\draw[thick,dashed] (sa) -- (sb) node [midway, above,fill=none,draw=none] {$e$};
	\draw[decorate,decoration=snake] (a1) to[bend left=10] (s1);
	\draw[decorate,decoration=snake] (a2) to[bend left=30] (s2);
	\draw[decorate,decoration=snake] (a3) to[bend left=30] (sa);
	\draw[decorate,decoration=snake] (b1) to[bend right=10] (s1);
	\draw[decorate,decoration=snake] (b2) to[bend right=30] (s2);
	\draw[decorate,decoration=snake] (b3) to[bend right=30] (sb);
	\draw [rounded corners=6] (-135:\r) -- (-45:\r) -- ($(s2)+(45:\r)$) -- ($(s2)+(135:\r)$) -- cycle;
	\draw [rounded corners=6,opacity=0.25] (-135:\r) -- (-45:\r) -- ($(s2)+(45:\r)$) -- ($(sb)+(5:\r)$) -- ($(sb)+(95:\r)$) -- ($(s2)+(135:\r)$) -- cycle;
	\draw [rounded corners=6,opacity=0.25] (-135:\r) -- (-45:\r) -- ($(s2)+(45:\r)$) -- ($(sa)+(85:\r)$) -- ($(sa)+(175:\r)$) -- ($(s2)+(135:\r)$) -- cycle;
	\draw [rounded corners=6] (50-135:\r) -- (50-45:\r) -- ($(a3)+(50+45:\r)$) -- ($(a3)+(50+135:\r)$) -- cycle;
	\draw [rounded corners=6] (-50-135:\r) -- (-50-45:\r) -- ($(b3)+(-50+45:\r)$) -- ($(b3)+(-50+135:\r)$) -- cycle;	
\end{tikzpicture}%
\end{document}

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29 July 2018

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Date/TimeThumbnailDimensionsUserComment
current14:12, 29 July 2018Thumbnail for version as of 14:12, 29 July 2018195 × 153 (18 KB)TokenzeroUser created page with UploadWizard

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