32 lines
1.8 KiB
TeX
32 lines
1.8 KiB
TeX
\usetikzlibrary{decorations.pathreplacing}
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\usetikzlibrary{decorations.pathmorphing}
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\begin{tikzpicture}
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% draw axis
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\draw[thick, ->] (-3cm, 0cm) -- (3cm, 0cm) node[anchor=south] {$x$};
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\draw[thick, ->] (-0.4cm, -1cm) -- (-0.4cm, 3cm) node[anchor=east] {$y$};
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% draw branching cuts
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\filldraw[fill=black!50, draw=black, dashed] (-2cm, 3pt) rectangle (2.5cm, -3pt);
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\filldraw[fill=black!30, draw=black, dashed] (-0.75cm, 2pt) rectangle (2.5cm, -2pt);
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\filldraw[fill=black!10, draw=black, dashed] (1cm, 1pt) rectangle (2.5cm, -1pt);
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% draw branching points
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\filldraw[fill=white, draw=black] (2.5cm, 0cm) circle (2pt) node[anchor=north, below=3pt] (x1) {$x_{(1)}$};
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\filldraw[fill=white, draw=black] (1cm, 0cm) circle (2pt) node[anchor=north, below=3pt] (x2) {$x_{(2)}$};
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\filldraw[fill=white, draw=black] (-0.75cm, 0cm) circle (2pt) node[anchor=north, below=3pt] (x3) {$x_{(3)}$};
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\filldraw[fill=white, draw=black] (-2cm, 0cm) circle (2pt) node[anchor=north, below=3pt] (x4) {$x_{(4)}$};
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% assign the D-branes
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\draw[thin, decorate, decoration={brace}] (1cm, 0.3cm) -- (2.5cm, 0.3cm) node[midway, anchor=south] {$D_{(2)}$};
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\draw[thin, decorate, decoration={brace}] (-0.75cm, 0.3cm) -- (1cm, 0.3cm) node[midway, anchor=south] {$D_{(3)}$};
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\draw[thin, decorate, decoration={brace}] (-2cm, 0.3cm) -- (-0.75cm, 0.3cm) node[midway, anchor=south] {$D_{(4)}$};
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% draw the remaining D-brane
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\draw[thin, ->, dash pattern=on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 1cm] (-2cm, 2pt) -- (-2cm, 1cm)-- (-2.75cm, 1cm) node[midway, anchor=south] {$D_{(1)}$} ;
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\draw[thin, ->, dash pattern=on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 1cm] (2.5cm, 2pt) -- (2.5cm, 1cm)-- (3cm, 1cm) node[midway, anchor=south] {$D_{(1)}$} ;
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\end{tikzpicture}
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% vim: ft=tex |