Add new figures in Tikz
Signed-off-by: Riccardo Finotello <riccardo.finotello@gmail.com>
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		| @@ -1,17 +1,14 @@ | ||||
| \usetikzlibrary{decorations.markings} | ||||
| \usetikzlibrary{arrows} | ||||
|  | ||||
| \begin{tikzpicture} | ||||
| \begin{tikzpicture} | ||||
|  | ||||
| % draw axis | ||||
| \draw[thick, ->] (-3cm, 0cm) -- (3cm, 0cm) node[anchor=south] (ascissa) {$\Re z$}; | ||||
| \draw[thick, ->] (0cm, -3cm) -- (0cm, 3cm) node[anchor=east] (ordinata) {$\Im z$}; | ||||
|  | ||||
| % draw isolated point | ||||
| \draw[fill] (-1.5cm, 1.1cm) circle [radius=2pt] node[anchor=south west] (w) {$w$}; | ||||
| \draw[fill] (-1.5cm, 1.1cm) circle (2pt) node[anchor=south west] (w) {$w$}; | ||||
|  | ||||
| % draw closed loops | ||||
| \draw[dotted, decorate, decoration={markings, mark=at position 0.0 with {\arrow{latex}}}] (-1.5cm, 1.1cm) circle [radius=0.6cm]; | ||||
| \draw[dotted, -latex] (-0.9cm, 1.1cm) arc (0:360:0.6cm); | ||||
|  | ||||
| % draw the names of the paths (use $\mathcal{C}$ instead of $\ccC$ if it does not compile) | ||||
| \node (c0) at (-2.1cm, 0.3cm) {$\ccC_{(w)}$}; | ||||
|   | ||||
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