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20 lines
585 B
TeX
20 lines
585 B
TeX
\documentclass[varwidth=true, border=2pt]{standalone}
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\usepackage{tikz}
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\usepackage{tqft}
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\begin{document}
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\begin{tikzpicture}[tqft/flow=east]
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\draw (0,0) circle (2cm);
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\draw (0,0) ellipse (2cm and 0.35cm);
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\draw[white,fill=white] (0,0.1) ellipse (1.95cm and 0.35cm);
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\draw[dashed] (0,0) ellipse (2cm and 0.35cm);
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\begin{scope}[rotate=45]
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\draw (0.5,1.2) ellipse (0.5cm and 0.4cm);
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\end{scope}
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\node at (2.38,0) {$\stackrel{\sim}{=}$};
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\draw (3.8,0) circle (1cm);
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\end{tikzpicture}
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\end{document}
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