该mathtools
包是的扩展amsmath
,它定义了rcases
环境:
\documentclass[a4paper,12pt]{article}
\usepackage{mathtools}
\begin{document}
\[
\begin{rcases}
\text{An equation}\\
\text{Another equation}
\end{rcases}
\qquad
\begin{rcases}
\text{Still another} \\
\text{And a last one}
\end{rcases}
\]
\end{document}