标签:tar test begin row mat matrix end amp
$\begin{bmatrix}1 & 6 \\ 2 & 5 \\ 3 & 4 \end{bmatrix} \Rightarrow \begin{bmatrix}1& 6 \\ 2& 5 \\ 3 &4 \end{bmatrix}$
test
原文地址:https://www.cnblogs.com/shiliye/p/10785527.html