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phd-thesis/tikz/defects.pgf
2020-10-16 19:01:42 +02:00

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\usetikzlibrary{decorations.pathmorphing}
\begin{tikzpicture}
% draw axis
\draw[thick, ->] (-3cm, 0cm) -- (3cm, 0cm) node[anchor=south] {$\tau$};
\draw[thick, ->] (-0.75cm, -1cm) -- (-0.75cm, 3cm) node[anchor=east] {$\sigma$};
% draw defects
\filldraw[fill=white, draw=black] (-2cm, 0cm) circle (2pt) node[anchor=north] {$\htau_{(t+1)}$};
\filldraw[fill=white, draw=black] (0.25cm, 0cm) circle (2pt) node[anchor=north] {$\htau_{(t)}$};
\filldraw[fill=white, draw=black] (2.25cm, 0cm) circle (2pt) node[anchor=north] {$\htau_{(t-1)}$};
% draw the endlines
\draw[dotted] (-2cm, 2pt) -- (-2cm, 2cm);
\draw[dotted] (0.25cm, 2pt) -- (0.25cm, 2cm);
\draw[dotted] (2.25cm, 2pt) -- (2.25cm, 2cm);
% draw the second D-brane
\draw[dashed] (-3cm, 2cm) -- (3cm, 2cm);
\node[anchor=south west] at (-0.75cm, 2cm) {$\pi$};
% draw the string
\draw[decorate, decoration={snake, segment length=0.75cm}] (1cm, 0cm) -- (1cm, 2cm);
\draw[->] (1.1cm, 1cm) -- (1.6cm, 1cm);
\end{tikzpicture}
% vim: ft=tex