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36 lines
1.1 KiB
TeX
36 lines
1.1 KiB
TeX
\begin{tikzpicture}[tqft/flow=east]
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\draw (0,0) ellipse (2cm and 1cm);
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\def\ringa{(-0.3,0) circle (0.5cm)}
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\def\ringb{(+0.3,0) circle (0.5cm)}
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\begin{scope}[even odd rule]
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\clip \ringa;
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\fill[pattern color=red,pattern=north east lines] \ringb;
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\end{scope}
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\begin{scope}[even odd rule,shift={(-0.7,-2)}]
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\clip \ringa;
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\fill[draw=red,pattern color=red,pattern=north east lines] \ringb;
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\end{scope}
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\begin{scope}[even odd rule,shift={(+0.7,-2)}]
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\clip \ringb;
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\fill[draw=red,pattern color=red,pattern=north east lines] \ringa;
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\end{scope}
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\draw \ringa;
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\draw \ringb;
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\node at (-1,0.3) {$U_i$};
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\node at (+1,0.3) {$U_j$};
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\node at (-1.9,-2) {$V_i$};
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\node at (+1.9,-2) {$V_j$};
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\path[->] (-0.35,0) edge [bend angle=10,bend right] node[label={[label distance=0.1cm]210:$\varphi_i$}] {} (-1,-1.5);
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\path[->] (+0.35,0) edge [bend angle=10,bend left] node[label={[label distance=0.1cm]-30:$\varphi_j$}] {} (+1,-1.5);
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\draw (-1,-2) circle (0.5cm);
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\draw (+1,-2) circle (0.5cm);
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\draw[->, red, thick] (-0.3,-2) -- (0.3,-2);
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\end{tikzpicture}
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