在 Markdown 中使用 LaTeX

字体

命令	样式
\mathbf Boldface	\(\mathbf{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\mathbf{abcdefghijklmnopqrstuvwxyz}\)
\mathsf Sans serif	\(\mathsf{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\mathsf{abcdefghijklmnopqrstuvwxyz}\)
\mathcal Calligraphic	\(\mathcal{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\mathcal{abcdefghijklmnopqrstuvwxyz}\)
\mathbb 或 \Bbb Blackboard bold	\(\Bbb{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\Bbb{abcdefghijklmnopqrstuvwxyz}\)
\mathtt 或 \texttt Typewriter	\(\mathtt{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\mathtt{abcdefghijklmnopqrstuvwxyz}\)
\mathrm 或 \textup Roman	\(\mathrm{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\mathrm{abcdefghijklmnopqrstuvwxyz}\)
\mathscr Script	\(\mathscr{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\mathscr{abcdefghijklmnopqrstuvwxyz}\)
\mathfrak Fraktur	\(\mathfrak{ABCDEFGHIJKLMNOPQRSTUVWXYZ}\) \(\mathfrak{abcdefghijklmnopqrstuvwxyz}\)

字母符号

\(\aleph\)	\aleph	\(\beth\)	\beth
\(\daleth\)	\daleth	\(\gimel\)	\gimel
\(\backepsilon\)	\backepsilon	\(\eth\)	\eth
\(\Im\)	\Im	\(\Re\)	\re
\(\imath\)	\imath	\(\jmath\)	\jmath
\(\Bbbk\)	\Bbbk	\(\ell\)	\ell
\(\Finv\)	\Finv	\(\Game\)	\Game
\(\hslash\)	\hslash	\(\wp\)	\wp
\(\prime\)	\prime	\(\backprime\)	\backprime

上下划线

\(\widehat{abc}\)	\widehat{abc}
\(\widetilde{abc}\)	\widetilde{abc}
\(\overbrace{abc}\)	\overbrace{abc}
\(\underbrace{abc}\)	\underbrace{abc}
\(\overset{\LARGE{\frown}}{AB}\)	\overset{\LARGE{\frown}}{AB}
\(\acute{a}\)	\acute{a}
\(\check{a}\)	\check{a}
\(\grave{a}\)	\grave{a}
\(\breve{a}\)	\breve{a}
\(\tilde{a}\)	\tilde{a}

大型运算符

\(\prod\)	\prod
\(\coprod\)	\coprod
\(\biguplus\)	\biguplus
\(\bigoplus\)	\bigoplus
\(\bigotimes\)	\bigotimes
\(\bigodot\)	\bigodot
\(\bigvee\)	\bigvee
\(\bigwedge\)	\bigwedge
\(\bigsqcup\)	\bigsqcup

运算符

\(\equiv\)	\equiv
\(\sim\)	\sim	\(\simeq\)	\simeq
\(\approx\)	\approx	\(\thickapprox\)	\thickapprox
\(\approxeq\)	\approxeq	\(\cong\)	\cong
\(\nless\)	\nless	\(\ngtr\)	\ngtr
\(\nleq\)	\nleq	\(\ngeq\)	\ngeq
\(\nleqslant\)	\nleqslant	\(\ngeqslant\)	\ngeqslant
\(\leqq\)	\leqq	\(\geqq\)	\geqq
\(\nleqq\)	\nleqq	\(\ngeqq\)	\ngeqq
\(\lessapprox\)	\lessapprox	\(\gtrapprox\)	\gtrapprox
\(\varnothing\)	\varnothing	\(\emptyset\)	\emptyset
\(\subset​\)	\subset​	\(\supset\)	\supset
\(\subseteq​\)	\subseteq	\(\supseteq\)	\supseteq
\(\subseteqq​\)	\subseteqq	\(\supseteqq\)	\supseteqq
		\(\nsupseteq\)	\nsupseteq
		\(\nsupseteqq\)	\nsupseteqq
\(\propto\)	\propto	\(\varpropto\)	\varpropto
\(\parallel\)	\parallel	\(\nparallel\)	\nparallel
\(\perp\)	\perp
\(\measuredangle\)	\measuredangle	\(\sphericalangle\)	\sphericalangle
\(\surd\)	\surd	\(\complement\)	\complement

箭头

\(\uparrow\)	\uparrow	\(\downarrow\)	\downarrow	\(\updownarrow\)	\updownarrow
\(\Uparrow\)	\Uparrow	\(\Downarrow\)	\Downarrow	\(\Updownarrow\)	\Updownarrow
\(\upuparrows\)	\upuparrows	\(\downdownarrows\)	\downdownarrows
\(\upharpoonleft\)	\upharpoonleft	\(\downharpoonleft\)	\downharpoonleft
\(\upharpoonright\)	\upharpoonright	\(\downharpoonright\)	\downharpoonright
\(\nwarrow\)	\nwarrow	\(\nearrow\)	\nearrow
\(\swarrow\)	\swarrow	\(\searrow\)	\searrow
\(\mapsto\)	\mapsto	\(\longmapsto\)	\longmapsto
\(\leadsto\)	\leadsto	\(\multimap\)	\multimap
\(\leftrightharpoons\)	\leftrightharpoons	\(\rightleftharpoons\)	\rightleftharpoons

特殊符号

\(\sharp\)	\sharp	\(\flat\)	\flat
\(\natural\)	\natural	\(\star\)	\star
\(\ast\)	\ast 或 *	\(\bigstar\)	\bigstar
\(\spadesuit\)	\spadesuit	\(\heartsuit\)	\heartsuit
\(\diamondsuit\)	\diamondsuit	\(\clubsuit\)	\clubsuit
\(\diamond\)	\diamond
\(\Diamond\lozenge\)	\Diamond\lozenge	\(\blacklozenge\)	\blacklozenge
\(\square\)	\square	\(\blacksquare\)	\blacksquare
\(\triangle\)	\triangle	\(\blacktriangle\)	\blacktriangle
\(\triangledown\)	\triangledown	\(\blacktriangledown\)	\blacktriangledown
\(\vartriangle\)	\vartriangle	\(\circledS\)	\circledS
\(\ulcorner\)	\ulcorner	\(\urcorner\)	\urcorner
\(\llcorner\)	\llcorner	\(\lrcorner\)	\lrcorner
\(\diagup\)	\diagup	\(\diagdown\)	\diagdown
\(\setminus\)	\setminus
\(\dagger\)	\dagger

上下标记

\[ {2\choose 1}, \binom{2}{1} \]

{2\choose 1}, \binom{2}{1}

矩阵与表格

\[ \begin{matrix} 1 & 0 \\ 0 & 1 \end{matrix}, \begin{pmatrix} 1 & 0 \\ 0 & 1 \end{pmatrix}, \begin{bmatrix} 1 & 0 \\ 0 & 1 \end{bmatrix}, \begin{Bmatrix} 1 & 0 \\ 0 & 1 \end{Bmatrix}, \begin{vmatrix} 1 & 0 \\ 0 & 1 \end{vmatrix}, \begin{Vmatrix} 1 & 0 \\ 0 & 1 \end{Vmatrix} \]

分别为 {matrix}, {pmatrix}, {pmatrix}, {Bmatrix}, {vmatrix}, {Vmatrix} 环境。

\[ \begin{array}{|c|lll|} & a & b & c \\ \hline A & x & y & z \\ \end{array} \]

\begin{array}{|c|lll|}
& a & b & c \\
\hline
A & x & y & z \\
\end{array}

其他

\[ A\stackrel{r}{\sim}B \]

A\stackrel{r}{\sim}B

\[ \begin{CD} A @>a>> B \\ @VbVV @AAcA \\ C @= D \end{CD} \]

\begin{CD}
  A @>a>> B \\
  @VbVV @AAcA \\
  C @= D
\end{CD}

\[ \begin{CD} A @>a>b> B \\ @VlVrV @AlArA \\ C @<a<b< D \end{CD} \]

\begin{CD}
A @>a>b> B \\
@VlVrV @AlArA \\
C @<a<b< D
\end{CD}