Latex 使用技巧

[TOC]

Latex 多行公式

\begin{equation}
 L(l, r, N) = \left\{
	 \begin{aligned}
		 0, & N \leq 0 \\
		 load(l, r), & N = 1 \\
	 \end{aligned}
 \right.
\end{equation}

$$\begin{array}{c}L(l,r,N)=\{\begin{array}{rl}0,& N\le 0\\ load(l,r),& N=1\end{array}\end{array}$$