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18 lines
537 B
TeX
18 lines
537 B
TeX
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\documentclass[varwidth=true, border=2pt]{standalone}
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\usepackage{tikz}
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\usetikzlibrary{patterns}
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\begin{document}
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\begin{tikzpicture}
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\draw [white,step=0.5cm, pattern=north east lines] (0,0) rectangle (2,1);
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\draw[very thick] (0,0) -- (2,0);
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\node at (2.4,0.5) {$\stackrel{\sim}{=}$};
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\begin{scope}[shift={(4,0)}]
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\draw[white,pattern=north east lines] ([shift={(180:1cm)}]-0.0,0) arc (180:0:1cm);
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\draw[very thick] (-1,0) -- (1,0);
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\end{scope}
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\end{tikzpicture}
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\end{document}
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