latex-pictures

A collection of TikZ drawings and other images 🖌️

dihedral-representation.tikz (531B)

 1 % This picture represents the action of the dihedral group in the real plain
 2 % Copyright Pablo (C) 2021
 3 \begin{tikzpicture}
 4   % The axis
 5   \draw[->] (-3,0)--(3,0) node[right]{$x$};
 6   \draw[->] (0,-2)--(0,2) node[above]{$y$};
 7    
 8   % The triangle
 9   \node[draw, regular polygon, regular polygon sides=3, minimum height=2cm]{};
10   
11   % The action of sigma
12   \draw[->] (1.5, 0.5) arc (0:90:1cm) 
13             node at (1.5, 1.4) {$\sigma$};
14 
15   % The action of tau
16   \draw[<->] (-1, -1)--(1, -1) node[right]{$\tau$};
17 \end{tikzpicture}   
18