This commit is contained in:
赵鑫 2022-08-16 13:05:50 +08:00
parent 29f30e0980
commit be94cebd99

View File

@ -20,7 +20,9 @@ MathJax
方程组
$$\begin{cases}
1+1=2\\
2+2=4
\end{cases}$$
$$
\begin{cases}
1+1=2\\
2+2=4
\end{cases}
$$