Markdown数学符号速查表

Markdown符号速查表

目录

• Markdown符号速查表
  • 希腊字母
  • 算符
    • 基本数学算符
    • 关系逻辑算符
    • 证明算符
    • 微积分及特殊算子
    • 矩阵向量
  • 数学字母
  • 着重符
  • 箭头
  • 方程组

希腊字母

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

基本数学算符

算符形式	语法
\(\times\)	$\times$
\(\div\)	$\div$
\(\sqrt{x}\)	$\sqrt{x}$
\(\frac{n}{d}\)	$\frac{n}{d}$
\(\cdot\)	$\cdot$
\(\centerdot\)	$\centerdot$
\(\setminus\)	$\setminus$
\(\%\)	$\%$
\(\ast\)	$\ast$
\(\$\)	$\$$
\(\infty\)	$\infty$
\(\pm\)	$\pm$
\(\mp\)	$\mp$
\(\lvert\)	$\lvert$
\(\rvert\)	$\rvert$
\(\lVert\)	$\lVert$
\(\rVert\)	$\rVert$

关系逻辑算符

算符形式	语法
\(\neq\)	$\neq$
\(\leq\)	$\leq$
\(\ge\)	`\(\ge\)
\(\equiv\)	$\equiv$
\(\approx\)	$\approx$
\(\simeq\)	$\simeq$
\(\cong\)	$\cong$
\(\ll\)	$\ll$
\(\gg\)	$\gg$
\(\propto\)	$\propto$
\(\varnothing\)	$\varnothing$
\(\varpropto\)	$\varpropto$
\(\mid\)	$\mid$
\(\shortmid\)	$\shortmid$
\(\parallel\)	$\parallel$
\(\multimap\)	$\multimap$
\(\perp\)	$\perp$
\(\subset\)	$\subset$
\(\supset\)	$\supset$
\(\subseteq\)	$\subseteq$
\(\supseteq\)	$\supseteq$
\(\subseteqq\)	$\subseteqq$
\(\supseteqq\)	$\supseteqq$
\(\nsubseteq\)	$\nsubseteq$
\(\nsupseteq\)	$\nsupseteq$
\(\subsetneqq\)	$\subsetneqq$
\(\supsetneqq\)	$\supsetneqq$
\(\cup\)	$\cup$
\(\cap\)	$\cap$
\(\in\)	$\in$
\(\notin\)	$\notin$
\(\vee\)	$\vee$
\(\wedge\)	$\wedge$
\(\And\)	$\And$

证明算符

算符形式	语法
\(\forall\)	`\(\forall\)
\(\exists\)	`\(\exists\)
\(\to\)	`\(\to\)
\(\iff\)	`\(\iff\)
\(\because\)	`\(\because\)
\(\therefore\)	`\(\therefore\)

微积分及特殊算子

算符形式	语法
\(\pounds\)	$\pounds$
\(\partial\)	$\partial$
\(\nabla\)	$\nabla$
\(\prod\)	$\prod$
\(\sum\)	`\(\sum\)
\(\int\)	`\(\int\)
\(\iint\)	`\(\iint\)
\(\iiint\)	`\(\iiint\)
\(\oint\)	`\(\oint\)
\(\oiint\)	`\(\oiint\)
\(\coprod\)	`\(\coprod\)
\(\ell\)	`\(\ell\)
\(\mathscr{F}\)	`\(\mathscr{F}\)
\(\mathscr{L}\)	`\(\mathscr{L}\)
\(\mathscr{M}\)	`\(\mathscr{M}\)
\(\mathscr{Z}\)	`\(\mathscr{Z}\)
\(\lim_{x\to\infty}\)	`\(\lim_{x\to\infty}\)

矩阵向量

示例	语法
\(\vec{a}\)	`\(\vec{a}\)
\(\ldots\)	`\(\ldots\)
\(\cdots\)	`\(\cdots\)
\(\ddots\)	`\(\ddots\)
\(\vdots\)	`\(\vdots\)
\(\left[ \begin{matrix}a&b\\c&d\end{matrix} \right]\)	`\(\left[ \begin{matrix}a&b\\c&d\end{matrix} \right]\)

数学字母

示例	语法
\(\mathnormal{A}\)	`\(\mathnormal{A}\)
\(\mathrm{A}\)	`\(\mathrm{A}\)
\(\mathsf{A}\)	`\(\mathsf{A}\)
\(\mathbf{A}\)	`\(\mathbf{A}\)
\(\mathit{A}\)	`\(\mathit{A}\)
\(\mathtt{A}\)	`\(\mathtt{A}\)
\(\mathfrak{A}\)	`\(\mathfrak{A}\)
\(\mathscr{A}\)	`\(\mathscr{A}\)
\(\mathcal{A}\)	`\(\mathcal{A}\)
\(\mathbb{A}\)	`\(\mathbb{A}\)
\(\boldsymbol{A}\)	`\(\boldsymbol{A}\)

着重符

示例	语法
\(\tilde{a}\)	`\(\tilde{a}\)
\(\hat{a}\)	`\(\hat{a}\)
\(\bar{a}\)	`\(\bar{a}\)
\(\dot{a}\)	`\(\dot{a}\)
\(\ddot{a}\)	$\ddot{a}$

箭头

|示例|语法|示例|语法|示例|语法|
|:-😐:-😐:-😐:-😐:-😐:-😐:-😐
|\(\rightarrow\)|$\rightarrow$||\(\leftarrow\)|$\leftarrow$||\(\to\)|$\to$||
|\(\iff\)|$\iff$||\(\multimap\)|$\multimap$||\(\Rightarrow\)|$\Rightarrow$||
|\(\Leftarrow\)|$\Leftarrow$||\(\longrightarrow\)|$\longrightarrow$||\(\Longrightarrow\)|$\Longrightarrow$||
|\(\longleftarrow\)|$\longleftarrow$||\(\Longleftarrow\)|$\Longleftarrow$||\(\uparrow\)|$\uparrow$||
|\(\Uparrow\)|$\Uparrow$||\(\downarrow\)|$\downarrow$||\(\Downarrow\)|$\Downarrow$||
|\(\updownarrow\)|$\updownarrow$||\(\Updownarrow\)|$\Updownarrow$||\(\nearrow\)|$\nearrow$||
|\(\nwarrow\)|$\nwarrow$||\(\swarrow\)|$\swarrow$||\(\searrow\)|$\searrow$||
|\(\longleftrightarrow\)|$\longleftrightarrow$||\(\Longleftrightarrow\)|$\Longleftrightarrow$||\(\leftrightsquigarrow\)|$\leftrightsquigarrow$||
|\(\longmapsto\)|$\longmapsto$||\(\rightarrowtail\)|$\rightarrowtail$||\(\leftarrowtail\)|$\leftarrowtail$||
|\(\dashrightarrow\)|$\dashrightarrow$||\(\dashleftarrow\)|$\dashleftarrow$||\(\circlearrowright\)|$\circlearrowright$||
|\(\circlearrowleft\)|$\circlearrowleft$||\(\Rsh\)|$\Rsh$||\(\Lsh\)|$\Lsh$||
|\(\hookrightarrow\)|$\hookrightarrow$||\(\hookleftarrow\)|$\hookleftarrow$||\(\curvearrowright\)|$\curvearrowright$||
|\(\curvearrowleft\)|$\curvearrowleft$||\(\looparrowright\)|$\looparrowright$||\(\looparrowleft\)|$\looparrowleft$||
|\(\xleftarrow{a}\)|$\xleftarrow{a}$|\(\xrightarrow{a}\)|$\xrightarrow{a}$|\(\xleftrightarrow{a}\)|$\xleftrightarrow{a}$|
|\(\overrightarrow{a}\)|$\overrightarrow{a}$|\(\overleftarrow{a}\)|$\overleftarrow{a}$|\(\overleftrightarrow{a}\)|$\overleftrightarrow{a}$|
|\(\underrightarrow{a}\)|$\underrightarrow{a}$|\(\underleftarrow{a}\)|$\underleftarrow{a}$|\(\underleftrightarrow{a}\)|$\underleftrightarrow{a}$|

方程组

\[f_{\epsilon}(t) = \begin{cases} \frac{1}{\epsilon}, -\frac{\epsilon}{2} \leq t \leq \frac{\epsilon}{2} \\ 0, otherwise \end{cases} \]

$$
f_{\epsilon}(t) =
\begin{cases}
\frac{1}{\epsilon}, -\frac{\epsilon}{2} \leq t \leq \frac{\epsilon}{2} \\
0, otherwise
\end{cases}
$$

\[\begin{aligned} f(t) & = \frac{(s+1)(s+3)}{(s+1)(s+2)(s+5)} \\ & = \frac{s+3}{(s+2)(s+5)} \end{aligned} \]

$$
\begin{aligned}
f(t) & = \frac{(s+1)(s+3)}{(s+1)(s+2)(s+5)} \\
& = \frac{s+3}{(s+2)(s+5)}
\end{aligned}
$$