24 lines
614 B
TeX
24 lines
614 B
TeX
\documentclass[11pt]{standalone}
|
|
% \usepackage{amssymb} %maths
|
|
% \usepackage{amsmath} %maths
|
|
% \usepackage[utf8] %useful to type directly diacritic characters
|
|
\usepackage{tikz-feynman}
|
|
% \tikzfeynmanset{compat=1.0.0}
|
|
|
|
\begin{document}
|
|
\begin{tikzpicture}[]
|
|
\begin{feynman}
|
|
\vertex (a);
|
|
\vertex [below=of a] (b);
|
|
\vertex [below left=of b] (c);
|
|
\vertex [below right=of b] (d);
|
|
|
|
\diagram * {
|
|
(a) -- [photon, edge label=\(\gamma\)] (b);
|
|
(c) -- [fermion, edge label=\(\mu\)] (b);
|
|
(b) -- [fermion, edge label=\(\mu\)] (d);
|
|
};
|
|
\end{feynman}
|
|
\end{tikzpicture}
|
|
\end{document}
|