| 语法 |
效果 |
| \hat{x} |
 |
| \overline{x} |
 |
| \widehat{x} |
 |
| \widetilde{x} |
 |
| \dot{x} |
 |
| \dddot{x} |
 |
线
| 语法 |
效果 |
| $\sim$ |
 |
|
|
上/下标
| 语法 |
效果 |
| x^2 |
 |
| x_2 |
 |
分式
| 1/2 |
 |
| \frac{3}{2} |
 |
省略号
| \cdots |
 |
|
开根号
| \sqrt{3} |
 |
|
矢量
| \vec{a} |
 |
|
积分
| \int{x}dx |
 |
| \int_{1}^{2}{x}dx |
 |
极限
| \lim{(a+b)} |
 |
| \lim_{n\rightarrow+\infty}{(a+b)} |
 |
累加
| \sum{a} |
 |
| \sum_{n=1}^{100}{a_n} |
 |
累乘
| \prod{x} |
 |
| \prod_{n=1}^{99}{x_n} |
 |
三角函数
对数函数
关系运算符
| \pm |
 |
| \times |
 |
| \cdot |
 |
| \neq |
 |
| \equiv |
 |
| \leq |
 |
| \geq |
 |
| \div |
 |
花括弧
| y(x)=\begin{cases} \sqrt\frac{1}{x},x=0\\\\ \sqrt\frac{2}{x},x\neq0 \end{cases} |
 |
|
希腊字母
| 大写 |
|
小写 |
|
| A |
|
\alpha |
|
| B |
|
\beta |
|
| \Gamma |
|
\gamma |
|
| \Delta |
|
\delta |
|
| E |
|
\epsilon |
|
|
|
\varepsilon |
|
| Z |
|
\zeta |
|
| H |
|
\eta |
|
| \Theta |
|
\theta |
|
| I |
|
\iota |
 |
| K |
|
\kappa |
|
| \Lambda |
|
\lambda |
|
| M |
|
\mu |
|
| N |
|
\nu |
|
| \Xi |
|
\xi |
|
| O |
|
\omicron |
|
| \Pi |
|
\pi |
|
| P |
|
\rho |
|
| \Sigma |
|
\sigma |
|
| T |
|
\tau |
|
| \Upsilon |
|
\upsilon |
|
| \Phi |
|
\phi |
|
|
|
\varphi |
|
| X |
|
\chi |
|
| \Psi |
|
\psi |
|
| \Omega |
|
\omega |
|
15.特殊字符
| \forall |
 |
| \infty |
 |
| \emptyset |
 |
| \exists |
 |
| \nabla |
 |
| \bot |
 |
| \angle |
 |
| \because |
 |
| \therefore |
 |
空格
更加全面的LaTeX语法速查表：Markdown LaTeX 数学符号速查表
