加粗 | m | \bold m | | 上标 |
x
^
\hat{x}
x^ | \hat{x} |
空心字母 |
Z
\Z
Z | \mathbb{Z} | | |
x
‾
\overline{x}
x | \bar{x} |
箭头 |
↔
\leftrightarrow
↔ | \leftrightarrow | | |
x
~
\tilde{x}
x~ | \tilde{x} |
|
⇔
\Leftrightarrow
⇔ | \Leftrightarrow | | |
x
˙
\dot{x}
x˙ | \dot{x} |
|
→
\rightarrow
→ | \rightarrow | | |
x
‾
\overline{x}
x | \overline{x} |
|
⇌
\rightleftharpoons
⇌ | \rightleftharpoons | | | | |
| | | | | | |
特殊命令 |
\
\backslash
\ | \backslash | | 大括号 |
(
a
x
)
2
\left(\frac{a}{x} \right)^2
(xa)2 | \left(\frac{a}{x} \right)^2 |
|
∀
\forall
∀ | \forall | | | | |
|
∃
\exists
∃ | \exists | | 取整 |
⌈
x
y
⌉
\left\lceil\frac{x}{y}\right\rceil
⌈yx⌉ | \left\lceil\frac{x}{y}\right\rceil |
|
′
\prime
′ | \prime | | |
⌊
x
y
⌋
\left\lfloor\frac{x}{y}\right\rfloor
⌊yx⌋ | \left\lfloor\frac{x}{y}\right\rfloor |
|
&
\&
& | \& | | | | |
|
_
\_
_ | \_ | | 矩阵 |
(
0
1
2
3
)
\begin{pmatrix} 0 & 1 \\ 2 & 3 \end{pmatrix}
(0213) | \begin{pmatrix} 0 & 1 \ 2 & 3 \end{pmatrix} |
|
%
\%
% | % | | |
[
0
−
1
1
0
]
\begin{bmatrix} 0 & -1 \\ 1 & 0 \end{bmatrix}
[01−10] | \begin{bmatrix} 0 & -1 \ 1 & 0 \end{bmatrix} |
|
#
\#
# | \# | | |
∣
a
b
c
d
∣
\begin{vmatrix} a & b \\ c & d \end{vmatrix}
∣∣∣∣acbd∣∣∣∣ | \begin{vmatrix} a & b \ c & d \end{vmatrix} |
| | | | | | |
定义命令 | \newcommand{新}{原} | \newcommand{\F}{\mathbb{F}} | | 插入图片 | | \includegraphics[scale=0.4]{CAB.png} |
生成表格 | | https://www.tablesgenerator.com/ | | 新页面 | | \newpage |