字体颜色
颜色:：\(\color{red}{abc}\) $\color{red}{abc}$
字体：\(\mathcal{ABC … XYZ}\) $\mathcal{ABC…}$
空格
| 格式 | 代码 | 样例 | 说明 |
|---|---|---|---|
| 两个quad空格 | $a \qquad b$ |
\(a \qquad b\) | 两个m的宽度 |
| 一个quad空格 | $a \quad b$ |
\(a \quad b\) | 一个m的宽度 |
| 大空格 | $ a\ b$ |
\(a\ b\) | 1/3m宽度 |
| 中等空格 | $ a\;b$ |
\(a\;b\) | 2/7m宽度 |
| 小空格 | $a\,b$ |
\(a\,b\) | 1/6m宽度 |
| 没有空格 | $ab$ |
\(ab\) | 1/3m宽度 |
| 紧帖 | $a\!b$ |
\(a\!b\) | 缩进1/6m宽度 |
\quad、1em、em、m代表当前字体下接近字符‘M’的宽度。
引用
\usepackage{hyperef}
图、表、章节：定义\label{tab1}, 引用 \ref{tab1}
自定义：定义\hypertarget{tab2}{显示文字}, 引用\hyperlink{tab2}{显示文字}
超链接：\url；\nolinkurl；\href{}{文字} 文字跳转超链接
数学符号
| 符号 | 代码 | 符号 | 代码 |
|---|---|---|---|
| \(\lceil \frac{logN}{logn} \rceil\) | $\lceil \frac{logN}{logn} \rceil$ |
\(\sum_{i=0}^n\) | $\sum_{i=0}^n$ |
| \(\sum\limits_{i=0}^n\) | $\sum\limits_{i=0}^n$ |
\(\mathop{\theta}\limits_{i=1}^2\) | $ \mathop{\theta}\limits_{i=1}^2 $ |
| \(\begin{matrix} 1 &1 \\1&1 \end{matrix}\) | $\begin{matrix} 1 &1 \\1&1 \end{matrix} $ |
\(\begin{pmatrix} 1 &1 \\1&1 \end{pmatrix}\) | $\begin{pmatrix} 1 &1 \\1&1 \end{pmatrix} $ |
| \(\begin{bmatrix} 1 &1 \\1&1 \end{bmatrix}\) | $\begin{bmatrix} 1 &1 \\1&1 \end{bmatrix} $ |
\(\begin{Bmatrix} 1 &1 \\1&1 \end{Bmatrix}\) | $\begin{Bmatrix} 1 &1 \\1&1 \end{matrix} $ |
| \(\begin{vmatrix} 1 &1 \\1&1 \end{vmatrix}\) | $\begin{vmatrix} 1 &1 \\1&1 \end{vmatrix} $ |
\(\begin{Vmatrix} 1 &1 \\1&1 \end{Vmatrix}\) | $\begin{Vmatrix} 1 &1 \\1&1 \end{Vmatrix} $ |
| \({^1_2}A{^3_4}\) | ${^1_2}A{^3_4}$ |
\(\frac{2}{3}\) | $\frac{2}{3}$ |
| \(\frac{2^3}{3}\) | $\frac{2^3}3{3}$ |
\(\frac{2_3}{3}\) | $\frac{2_3}{3}$ |
| \(\lceil x \rceil\) | $\lceil x \rceil$ |
\(\lfloor x \rfloor\) | $\lfloor x \rfloor$ |
| \(\sqrt{2}\) | $\sqrt{2}$ |
\(\sqrt[3]{8}\) | $\sqrt[3]{8}$ |
| \(\times\) | $\times$ |
\(\pm\) | $\pm$ |
| \(\div\) | $\div$ |
\(\mid\) | $\mid$ |
| \(\cdot\) | $\cdot$ |
\(R^\prime\) | $R^\prime$ |
| \(\dots\) | $\dots$ |
\(\cdots\) | $\cdots$ |
| \(\vdots\) | $\vdots$ |
\(\ddots\) | $\ddots$ |
| \(\circ\) | $\circ$ |
\(\ast\) | $\ast $ |
| \(\bigotimes\) | $\bigotimes$ |
\(\bigoplus\) | $\bigoplus$ |
| \(\equiv\) | $\equiv$ |
\(\not\equiv\) | $\not\equiv$ |
| \(\pmod{m}\) | \pmod{m} |
\(\leq\) | $\leq$ |
| \(\geq\) | $\geq$ |
\(\neq\) | $\neq$ |
| \(\approx\) | $\approx$ |
\(\prod\) | $\prod$ |
| \(\coprod\) | $\coprod$ |
\(\cdots\) | $\cdots$ |
| \(\int\) | $\int$ |
\(\iint\) | $\iint$ |
| \(\oint\) | $\oint$ |
\(\infty\) | $\infty$ |
| \(\nabla\) | $\nabla$ |
\(\because\) | $\because$ |
| \(\therefore\) | $\therefore$ |
\(\forall\) | $\forall$ |
| \(\exists\) | $\exists$ |
\(\not=\) | $\not=$ |
| \(\not>\) | $\not>$ |
\(\leq\) | $\leq$ |
| \(\geq\) | $\geq$ |
\(\not\subset\) | $\not\subset$ |
| \(\emptyset\) | $\emptyset$ |
\(\varnothing\) | $\varnothing$ |
| \(\in\) | $\in$ |
\(\ni\) | $\ni$ |
| \(\notin\) | $\notin$ |
\(\subset\) | $\subset$ |
| \(\subseteq\) | $\subseteq$ |
\(\bigcup\) | $\bigcup$ |
| \(\bigcap\) | $\bigcap$ |
\(\bigvee\) | $\bigvee$ |
| \(\bigwedge\) | $\bigwedge$ |
\(\biguplus\) | $\biguplus$ |
| \(\bigsqcup\) | $\bigsqcup$ |
\(\hat{y}\) | $\hat{y}$ |
| \(\check{y}\) | $\check{y}$ |
\(\breve{y}\) | $\breve{y}$ |
| \(\bar x\) | $\bar x$ |
\(\acute{\eta}\) | $\acute{\eta}$ |
| \(\ddot{y}\) | $\ddot{y}$ |
\(\dot{x}\) | $\dot{x}$ |
| \(\overline{a+b+c+d}\) | $\overline{a+b+c+d}$ |
\(\underline{a+b+c+d}\) | $\underline{a+b+c+d}$ |
| \(\bar q \to p\) | $\bar q \to p$ |
\(\uparrow\) | $\uparrow$ |
| \(\downarrow\) | $\downarrow$ |
\(\Uparrow\) | $\Uparrow$ |
| \(\Downarrow\) | $\Downarrow$ |
\(\rightarrow\) | $\rightarrow$ |
| \(\leftarrow\) | $\leftarrow$ |
\(\Rightarrow\) | $\Rightarrow$ |
| \(\Longleftarrow\) | $\Longleftarrow$ |
\(\longleftarrow\) | $\longleftarrow$ |
| \(\longrightarrow\) | $\longrightarrow$ |
\(\Longrightarrow\) | $\Longrightarrow$ |
| \(\alpha\) | $\alpha$ |
\(\beta\) | $\beta$ |
| \(\gamma\) | $\gamma$ |
\(\Gamma\) | $\Gamma$ |
| \(\delta\) | $\delta$ |
\(\Delta\) | $\Delta$ |
| \(\epsilon\) | $\epsilon$ |
\(\varepsilon\) | $\varepsilon$ |
| \(\zeta\) | $\zeta$ |
\(\eta\) | $\eta$ |
| \(\theta\) | $\theta$ |
\(\Theta\) | $\Theta$ |
| \(\vartheta\) | $\vartheta$ |
\(\iota\) | $\iota$ |
| \(\pi\) | $\pi$ |
\(\phi\) | $\phi$ |
| \(\Phi\) | $\Phi$ |
\(\psi\) | $\psi$ |
| \(\Psi\) | $\Psi$ |
\(\omega\) | $\omega$ |
| \(\Omega\) | $\Omega$ |
\(\chi\) | $\chi$ |
| \(\rho\) | $\rho$ |
\(\omicron\) | $\omicron$ |
| \(\sigma\) | $\sigma$ |
\(\Sigma\) | $\Sigma$ |
| \(\nu\) | $\nu$ |
\(\xi\) | $\xi$ |
| \(\tau\) | $\tau$ |
\(\lambda\) | $\lambda$ |
| \(\Lambda\) | $\Lambda$ |
\(\mu\) | $\mu$ |
| \(\partial\) | $\partial$ |
\(\lbrace \rbrace\) | $\lbrace \rbrace$ |