34 lines
No EOL
666 B
TeX
34 lines
No EOL
666 B
TeX
\begin{tikzpicture}[scale = 0.6, every node/.style={scale=0.8}]
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\draw[
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fill,
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lightgray
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] (-2,0) -- (3,0) -- (-0.5,-6) -- (-2,-6) -- cycle;
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\draw[
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fill,
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red
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] (-2, -3) -- (-2,-4) -- (2,-6) -- (4.3,-6) -- (4.3,-4) -- cycle;
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\draw[
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-to,
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line width = 1.5pt,
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] (3,-1) -- (4.3,-1);
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\draw[
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fill,
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blue
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] (1.7,-2) circle (15pt);
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\draw[
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fill,
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blue
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] (0.4,-4.2) circle (15pt);
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\node (fu) at (1.4,-1) {\LARGE $f_u$ $(+)$};
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\node (fl) at (2.4,-3) {\LARGE $f_l$ $(-)$};
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\node (nocontrin) at (2,-4.5) {\LARGE $f_u=f_l$};
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\end{tikzpicture} |