Markdown符号速查表
| 小写字母 |
语法 |
大写字母 |
语法 |
| \(\alpha\) |
$\alpha$ |
\(\Alpha\) |
$\Alpha$ |
| \(\beta\) |
$\beta$ |
\(\Beta\) |
$\Beta$ |
| \(\gamma\) |
$\gamma$ |
\(\Gamma\) |
$\Gamma$ |
| \(\delta\) |
$\delta$ |
\(\Delta\) |
$\Delta$ |
| \(\lambda\) |
$\lambda$ |
\(\Lambda\) |
$\Lambda$ |
| \(\omega\) |
$\omega$ |
\(\Omega\) |
$\Omega$ |
| \(\psi\) |
$\psi$ |
\(\Psi\) |
$\Psi$ |
| \(\chi\) |
$\chi$ |
\(\Chi\) |
$\Chi$ |
| \(\rho\) |
$\rho$ |
\(\Rho\) |
$\Rho$ |
| \(\epsilon\) |
$\epsilon$ |
\(\Epsilon\) |
$\Epsilon$ |
| \(\kappa\) |
$\kappa$ |
\(\Kappa\) |
$\Kappa$ |
| \(\pi\) |
$\pi$ |
\(\Pi\) |
$\Pi$ |
| \(\phi\) |
$\phi$ |
\(\Phi\) |
$\Phi$ |
| \(\sigma\) |
$\sigma$ |
\(\Sigma\) |
$\Sigma$ |
| \(\theta\) |
$\theta$ |
\(\Theta\) |
$\Theta$ |
| \(\upsilon\) |
$\upsilon$ |
\(\Upsilon\) |
$\Upsilon$ |
| \(\xi\) |
$\xi$ |
\(\Xi\) |
$\Xi$ |
| \(\tau\) |
$\tau$ |
\(\Tau\) |
$\Tau$ |
| \(\iota\) |
$\iota$ |
\(\Iota\) |
$\Iota$ |
| \(\eta\) |
$\eta$ |
\(\Eta\) |
$\Eta$ |
| \(\zeta\) |
$\zeta$ |
\(\Zeta\) |
$\Zeta$ |
| \(\mu\) |
$\mu$ |
\(\Mu\) |
$\Mu$ |
| \(\nu\) |
$\nu$ |
\(\Nu\) |
$\Nu$ |
|
|
\(\digamma\) |
$\digamma$ |
|
|
\(\aleph\) |
$\aleph$ |
|
|
\(\gimel\) |
$\gimel$ |
|
|
\(\daleth\) |
$\daleth$ |
| \(\varrho\) |
$\varrho$ |
|
|
| \(\varepsilon\) |
$\varepsilon$ |
|
|
| \(\varkappa\) |
$\varkappa$ |
|
|
| \(\varpi\) |
$\varpi$ |
|
|
| \(\varphi\) |
$\varphi$ |
|
|
| \(\varsigma\) |
$\varsigma$ |
|
|
| \(\vartheta\) |
$\vartheta$ |
|
|
| 算符形式 |
语法 |
| \(\times\) |
$\times$ |
| \(\div\) |
$\div$ |
| \(\sqrt{x}\) |
$\sqrt{x}$ |
| \(\frac{n}{d}\) |
$\frac{n}{d}$ |
| \(\cdot\) |
$\cdot$ |
| \(\centerdot\) |
$\centerdot$ |
| \(\setminus\) |
$\setminus$ |
| \(\%\) |
$\%$ |
| \(\ast\) |
$\ast$ |
| \(\$\) |
$\$$ |
| \(\infty\) |
$\infty$ |
| \(\pm\) |
$\pm$ |
| \(\mp\) |
$\mp$ |
| \(\lvert\) |
$\lvert$ |
| \(\rvert\) |
$\rvert$ |
| \(\lVert\) |
$\lVert$ |
| \(\rVert\) |
$\rVert$ |
| 算符形式 |
语法 |
| \(\neq\) |
$\neq$ |
| \(\leq\) |
$\leq$ |
| \(\ge\) |
`\(\ge\) |
| \(\equiv\) |
$\equiv$ |
| \(\approx\) |
$\approx$ |
| \(\simeq\) |
$\simeq$ |
| \(\cong\) |
$\cong$ |
| \(\ll\) |
$\ll$ |
| \(\gg\) |
$\gg$ |
| \(\propto\) |
$\propto$ |
| \(\varnothing\) |
$\varnothing$ |
| \(\varpropto\) |
$\varpropto$ |
| \(\mid\) |
$\mid$ |
| \(\shortmid\) |
$\shortmid$ |
| \(\parallel\) |
$\parallel$ |
| \(\multimap\) |
$\multimap$ |
| \(\perp\) |
$\perp$ |
| \(\subset\) |
$\subset$ |
| \(\supset\) |
$\supset$ |
| \(\subseteq\) |
$\subseteq$ |
| \(\supseteq\) |
$\supseteq$ |
| \(\subseteqq\) |
$\subseteqq$ |
| \(\supseteqq\) |
$\supseteqq$ |
| \(\nsubseteq\) |
$\nsubseteq$ |
| \(\nsupseteq\) |
$\nsupseteq$ |
| \(\subsetneqq\) |
$\subsetneqq$ |
| \(\supsetneqq\) |
$\supsetneqq$ |
| \(\cup\) |
$\cup$ |
| \(\cap\) |
$\cap$ |
| \(\in\) |
$\in$ |
| \(\notin\) |
$\notin$ |
| \(\vee\) |
$\vee$ |
| \(\wedge\) |
$\wedge$ |
| \(\And\) |
$\And$ |
| 算符形式 |
语法 |
| \(\forall\) |
`\(\forall\) |
| \(\exists\) |
`\(\exists\) |
| \(\to\) |
`\(\to\) |
| \(\iff\) |
`\(\iff\) |
| \(\because\) |
`\(\because\) |
| \(\therefore\) |
`\(\therefore\) |
| 算符形式 |
语法 |
| \(\pounds\) |
$\pounds$ |
| \(\partial\) |
$\partial$ |
| \(\nabla\) |
$\nabla$ |
| \(\prod\) |
$\prod$ |
| \(\sum\) |
`\(\sum\) |
| \(\int\) |
`\(\int\) |
| \(\iint\) |
`\(\iint\) |
| \(\iiint\) |
`\(\iiint\) |
| \(\oint\) |
`\(\oint\) |
| \(\oiint\) |
`\(\oiint\) |
| \(\coprod\) |
`\(\coprod\) |
| \(\ell\) |
`\(\ell\) |
| \(\mathscr{F}\) |
`\(\mathscr{F}\) |
| \(\mathscr{L}\) |
`\(\mathscr{L}\) |
| \(\mathscr{M}\) |
`\(\mathscr{M}\) |
| \(\mathscr{Z}\) |
`\(\mathscr{Z}\) |
| \(\lim_{x\to\infty}\) |
`\(\lim_{x\to\infty}\) |
| 示例 |
语法 |
| \(\vec{a}\) |
`\(\vec{a}\) |
| \(\ldots\) |
`\(\ldots\) |
| \(\cdots\) |
`\(\cdots\) |
| \(\ddots\) |
`\(\ddots\) |
| \(\vdots\) |
`\(\vdots\) |
| \(\left[ \begin{matrix}a&b\\c&d\end{matrix} \right]\) |
`\(\left[ \begin{matrix}a&b\\c&d\end{matrix} \right]\) |
| 示例 |
语法 |
| \(\mathnormal{A}\) |
`\(\mathnormal{A}\) |
| \(\mathrm{A}\) |
`\(\mathrm{A}\) |
| \(\mathsf{A}\) |
`\(\mathsf{A}\) |
| \(\mathbf{A}\) |
`\(\mathbf{A}\) |
| \(\mathit{A}\) |
`\(\mathit{A}\) |
| \(\mathtt{A}\) |
`\(\mathtt{A}\) |
| \(\mathfrak{A}\) |
`\(\mathfrak{A}\) |
| \(\mathscr{A}\) |
`\(\mathscr{A}\) |
| \(\mathcal{A}\) |
`\(\mathcal{A}\) |
| \(\mathbb{A}\) |
`\(\mathbb{A}\) |
| \(\boldsymbol{A}\) |
`\(\boldsymbol{A}\) |
| 示例 |
语法 |
| \(\tilde{a}\) |
`\(\tilde{a}\) |
| \(\hat{a}\) |
`\(\hat{a}\) |
| \(\bar{a}\) |
`\(\bar{a}\) |
| \(\dot{a}\) |
`\(\dot{a}\) |
| \(\ddot{a}\) |
$\ddot{a}$ |
|示例|语法|示例|语法|示例|语法|
|:-😐:-😐:-😐:-😐:-😐:-😐:-😐
|\(\rightarrow\)|$\rightarrow$||\(\leftarrow\)|$\leftarrow$||\(\to\)|$\to$||
|\(\iff\)|$\iff$||\(\multimap\)|$\multimap$||\(\Rightarrow\)|$\Rightarrow$||
|\(\Leftarrow\)|$\Leftarrow$||\(\longrightarrow\)|$\longrightarrow$||\(\Longrightarrow\)|$\Longrightarrow$||
|\(\longleftarrow\)|$\longleftarrow$||\(\Longleftarrow\)|$\Longleftarrow$||\(\uparrow\)|$\uparrow$||
|\(\Uparrow\)|$\Uparrow$||\(\downarrow\)|$\downarrow$||\(\Downarrow\)|$\Downarrow$||
|\(\updownarrow\)|$\updownarrow$||\(\Updownarrow\)|$\Updownarrow$||\(\nearrow\)|$\nearrow$||
|\(\nwarrow\)|$\nwarrow$||\(\swarrow\)|$\swarrow$||\(\searrow\)|$\searrow$||
|\(\longleftrightarrow\)|$\longleftrightarrow$||\(\Longleftrightarrow\)|$\Longleftrightarrow$||\(\leftrightsquigarrow\)|$\leftrightsquigarrow$||
|\(\longmapsto\)|$\longmapsto$||\(\rightarrowtail\)|$\rightarrowtail$||\(\leftarrowtail\)|$\leftarrowtail$||
|\(\dashrightarrow\)|$\dashrightarrow$||\(\dashleftarrow\)|$\dashleftarrow$||\(\circlearrowright\)|$\circlearrowright$||
|\(\circlearrowleft\)|$\circlearrowleft$||\(\Rsh\)|$\Rsh$||\(\Lsh\)|$\Lsh$||
|\(\hookrightarrow\)|$\hookrightarrow$||\(\hookleftarrow\)|$\hookleftarrow$||\(\curvearrowright\)|$\curvearrowright$||
|\(\curvearrowleft\)|$\curvearrowleft$||\(\looparrowright\)|$\looparrowright$||\(\looparrowleft\)|$\looparrowleft$||
|\(\xleftarrow{a}\)|$\xleftarrow{a}$|\(\xrightarrow{a}\)|$\xrightarrow{a}$|\(\xleftrightarrow{a}\)|$\xleftrightarrow{a}$|
|\(\overrightarrow{a}\)|$\overrightarrow{a}$|\(\overleftarrow{a}\)|$\overleftarrow{a}$|\(\overleftrightarrow{a}\)|$\overleftrightarrow{a}$|
|\(\underrightarrow{a}\)|$\underrightarrow{a}$|\(\underleftarrow{a}\)|$\underleftarrow{a}$|\(\underleftrightarrow{a}\)|$\underleftrightarrow{a}$|
\[f_{\epsilon}(t) =
\begin{cases}
\frac{1}{\epsilon}, -\frac{\epsilon}{2} \leq t \leq \frac{\epsilon}{2} \\
0, otherwise
\end{cases}
\]
$$
f_{\epsilon}(t) =
\begin{cases}
\frac{1}{\epsilon}, -\frac{\epsilon}{2} \leq t \leq \frac{\epsilon}{2} \\
0, otherwise
\end{cases}
$$
\[\begin{aligned}
f(t) & = \frac{(s+1)(s+3)}{(s+1)(s+2)(s+5)} \\
& = \frac{s+3}{(s+2)(s+5)}
\end{aligned}
\]
$$
\begin{aligned}
f(t) & = \frac{(s+1)(s+3)}{(s+1)(s+2)(s+5)} \\
& = \frac{s+3}{(s+2)(s+5)}
\end{aligned}
$$
