% \f is defined as #1f(#2) using the macro
f\relax(x) = \int_{-\infty}^\infty
f\hat\xi\,e^{2 \pi i \xi x}
\,d\xi
基于 KaTeX 在一行
展示示例: `KaTeX:\int_0^\infty x^2 dx`
基于 KaTeX 在一行展示示例:
:- | :- | :- |
---|---|---|
a' | \tilde{a} | \mathring{g} |
a'' | \widetilde{ac} | \overgroup{AB} |
a^{\prime} | \utilde{AB} | \undergroup{AB} |
\acute{a} | \vec{F} | \Overrightarrow{AB} |
\bar{y} | \overleftarrow{AB} | \overrightarrow{AB} |
\breve{a} | \underleftarrow{AB} | \underrightarrow{AB} |
\check{a} | \overleftharpoon{ac} | \overrightharpoon{ac} |
\dot{a} | \overleftrightarrow{AB} | \overbrace{AB} |
\ddot{a} | \underleftrightarrow{AB} | \underbrace{AB} |
\grave{a} | \overline{AB} | \overlinesegment{AB} |
\hat{\theta} | \underline{AB} | \underlinesegment{AB} |
\widehat{ac} | \widecheck{ac} | \underbar{X} |
:- | :- | :- |
---|---|---|
\'{a} | \~{a} | |
\.{a} | \H{a} | |
\`{a} | \={a} | |
\"{a} | \v{a} | |
\^{a} | \u{a} | |
\r{a} |
:- | :- |
---|---|
| \left(\LARGE{AB}\right) |
| ( \big( \Big( \bigg( \Bigg( |
:- | :- | :- | :- | :- |
---|---|---|---|---|
\left | \big | \bigl | \bigm | \bigr |
\middle | \Big | \Bigl | \Bigm | \Bigr |
\right | \bigg | \biggl | \biggm | \biggr |
`` | \Bigg | \Biggl | \Biggm | \Biggr |
预览 | 方法 | 预览 | 方法 | 预览 | 方法 | 预览 | 方法 | 预览 | 方法 | 预览 | 方法 |
---|---|---|---|---|---|---|---|---|---|---|---|
| \alpha |
| \kappa |
| \psi |
| \digamma |
| \Delta |
| \Theta |
| \beta |
| \lambda |
| \rho |
| \varepsilon |
| \Gamma |
| \Upsilon |
| \chi |
| \mu |
| \sigma |
| \varkappa |
| \Lambda |
| \Xi |
| \delta |
| \nu |
| \tau |
| \varphi |
| \Omega | ||
| \epsilon |
| o |
| \theta |
| \varpi |
| \Phi |
| \aleph |
| \eta |
| \omega |
| \upsilon |
| \varrho |
| \Pi |
| \beth |
| \gamma |
| \phi |
| \xi |
| \varsigma |
| \Psi |
| \daleth |
| \iota |
| \pi |
| \zeta |
| \vartheta |
| \Sigma |
| \gimel |
预览 | 方法 | 预览 | 方法 | 预览 | 方法 | 预览 | 方法 | 预览 | 方法 |
---|---|---|---|---|---|---|---|---|---|
| () |
| \lparen \rparen |
| ⌈ ⌉ |
| \lceil \rceil |
| \uparrow |
| [] |
| \lbrack \rbrack |
| ⌊ ⌋ |
| \lfloor \rfloor |
| \downarrow |
| {} |
| \lbrace \rbrace |
| ⎰⎱ |
| \lmoustache \rmoustache |
| \updownarrow |
| ⟨⟩ |
| \langle \rangle |
| ⟮ ⟯ |
| \lgroup \rgroup |
| \Uparrow |
| | |
| \vert |
| ┌ ┐ |
| \ulcorner \urcorner |
| \Downarrow |
( | \| |
| \Vert |
| └ ┘ |
| \llcorner \lrcorner |
| \Updownarrow |
| \lvert \rvert |
| \lVert \rVert | \left. | \right. |
| \backslash | ||
| \lang \rang |
| \lt \gt |
| ⟦ ⟧ |
| \llbracket \rrbracket |
| \lBrace \rBrace |
\begin{matrix}
a & b \\
c & d
\end{matrix}
\begin{array}{cc}
a & b \\
c & d
\end{array}
\begin{pmatrix}
a & b \\
c & d
\end{pmatrix}
\begin{bmatrix}
a & b \\
c & d
\end{bmatrix}
\begin{vmatrix}
a & b \\
c & d
\end{vmatrix}
\begin{Vmatrix}
a & b \\
c & d
\end{Vmatrix}
\begin{Bmatrix}
a & b \\
c & d
\end{Bmatrix}
\def\arraystretch{1.5}
\begin{array}{c:c:c}
a & b & c \\ \hline
d & e & f \\
\hdashline
g & h & i
\end{array}
x = \begin{cases}
a &\text{if } b \\
c &\text{if } d
\end{cases}
\begin{rcases}
a &\text{if } b \\
c &\text{if } d
\end{rcases}⇒…
\begin{smallmatrix}
a & b \\
c & d
\end{smallmatrix}
\sum_{
\begin{subarray}{l}
i\in\Lambda\\
0<j<n
\end{subarray}}
\begin{equation}
\begin{split} a &=b+c\\
&=e+f
\end{split}
\end{equation}
\begin{align}
a&=b+c \\
d+e&=f
\end{align}
\begin{gather}
a=b \\
e=b+c
\end{gather}
\begin{alignat}{2}
10&x+&3&y=2\\
3&x+&13&y=4
\end{alignat}
\begin{CD}
A @>a>> B \\
@VbVV @AAcA \\
C @= D
\end{CD}