13 lines
391 B
TeX
13 lines
391 B
TeX
\begin{tikzpicture}
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\foreach \pos [count=\xi] in { (1, 3), (2.5,4), (0, 2), (3, 2), (-1, 5), (1, 6), (-1.5, 3) }
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\node[vertex] (v-\xi) at \pos {$\xi$};
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\foreach \v/\u in {1/2,1/6,1/5,2/5,2/6,5/6}
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\draw[thick] (v-\v) -- (v-\u);
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\foreach \u in {1,...,6} \draw[red, thick] (v-7) -- (v-\u);
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\foreach \v/\u in {1/4,3/4,3/5,2/4}
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\draw (v-\v) -- (v-\u);
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\end{tikzpicture}
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