latex常用符号

希腊字母

字母名称	大写	小写	大写latex	小写latex
alpha	A	\(\alpha\)		\alpha
beta	B	\(\beta\)		\beta
gamma	\(\Gamma\)	\(\gamma\)	\Gamma	\gamma
delta	\(\Delta\)	\(\delta\)	\Delta	\delta
epsilon	E	\(\epsilon\)		\epsilon
varepsilon		\(\varepsilon\)		\varepsilon
zeta	Z	\(\zeta\)		\zeta
eta	H	\(\eta\)		\eta
theta	\(\Theta\)	\(\theta\)	\Theta	\theta
vartheta		\(\vartheta\)		\vartheta
iota	Ι	\(\iota\)		\iota
kappa	K	\(\kappa\)		\kappa
lambda	\(\Lambda\)	\(\lambda\)	\Lambda	\lambda
mu	M	\(\mu\)		\mu
nu	N	\(\nu\)		\nu
xi	\(\Xi\)	\(\xi\)	\Xi	\xi
omicron	O	o
pi	\(\Pi\)	\(\pi\)	\Pi	\pi
varpi		\(\varpi\)		\varpi
rho		\(\varrho\)		\varrho
varrho		\(\rho\)		\rho
sigma	\(\Sigma\)	\(\sigma\)	\Sigma	\sigma
varsigma		\(\varsigma\)		\varsigma
tau	T	\(\tau\)		\tau
upsilon	\(\Upsilon\)	\(\upsilon\)	\Upsilon	\upsilon
phi	\(\Phi\)	\(\phi\)	\Phi	\phi
varphi		\(\varphi\)		\varphi
chi	Χ	\(\chi\)		\chi
psi	\(\Psi\)	\(\psi\)	\Psi	\psi
omega	\(\Omega\)	\(\omega\)	\Omega	\omega

上下标

符号	latex		符号	latex
\(\hat{a}\)	\hat{a}		\(\tilde{a}\)	\tilde{a}
\(\acute{a}\)	\acute{a}		\(\grave{a}\)	\grave{a}
\(\widehat{a}\)	\widehat{a}		\(\widetilde{a}\)	\widetilde{a}
\(\breve{a}\)	\breve{a}		\(\check{a}\)	\check{a}
\(\dot{a}\)	\dot{a}		\(\ddot{a}\)	\ddot{a}
\({a}'\)	{a}'		\(a^{\circ}\)	\a^{\circ}
\(\bar{a}\)	\bar{a}		\(\vec{a}\)	\vec{a}
\(\overbrace{a+b}\)	\overbrace{a+b}		\(\underbrace{a+b}_{add}\)	\underbrace{a+b}_{add}
\(\overline{a+b}\)	\overline{a+b}		\(\underline{a+b}\)	\underline{a+b}
\(\overleftarrow{a+b}\)	\overleftarrow{a+b}		\(\overrightarrow{a+b}\)	\overrightarrow{a+b}

常用数学符号

符号	latex
$\sum_{i=1}^{n}, \prod_{i=1}^{n} $	\sum_{i=1}^{n}, \prod_{i=1}^{n}
\(\int_{a}^{b}, \frac{\partial y}{\partial x}\)	\int_{a}^{b}, \frac{\partial y}{\partial x}
$\sqrt{x}, \sqrt[n]{x} $	\sqrt{x}, \sqrt[n]{x}
\(\mathbb{R,Z,N}\)	\mathbb{R,Z,N}
\(\mathcal{X,Y,Z}\)	\mathcal{X,Y,Z}
\(\to, \infty\)	\to, \infty
\(\forall, \exists\)	\forall, \exists

定界符

符号	latex		符号	latex		符号	latex		符号	latex
\(|\)	|		\(\vert\)	\vert		\(\|\)	\|		\(\Vert\)	\Vert
\(\{\)	\{		\(\}\)	\}		\(\langle\)	\langle		\(\rangle\)	\rangle
\(\lfloor\)	\lfloor		\(\rfloor\)	\rfloor		\(\lceil\)	\lceil		\(\rceil\)	\rceil
\(\lfloor\)	\lfloor		\(\rfloor\)	\rfloor		\(\lceil\)	\lceil		\(\rceil\)	\rceil
\(/\)	/		\(\verb|\|\)	\verb|\|		\([\)	[		\(]\)	]

二元关系符（以下符号在前面加\not可得到划上一个斜杠的符号）

符号	latex		符号	latex		符号	latex		符号	latex
\(<\)	<		\(>\)	>		\(\le\)	\le		\(\ge\)	\ge
\(\subset\)	\subset		\(\subseteq\)	\subseteq		\(\in\)	\in		\(\notin\)	\notin
\(\sim\)	\sim		\(\simeq\)	\simeq		\(\approx\)	\approx		\(\cong\)	\cong
\(\prec\)	\prec		\(\preceq\)	\preceq		\(\succ\)	\succ		\(\succeq\)	\succeq

二元运算符

符号	latex		符号	latex		符号	latex		符号	latex
\(+\)	+		\(-\)	-		\(\pm\)	\pm		\(\times\)	\times
\(\cup\)	\cup		\(\cap\)	\cap		\(\cdot\)	\cdot		\(\oplus\)	\oplus

标准函数名字

符号	latex		符号	latex		符号	latex		符号	latex
\(\min\)	\min		\(\max\)	\max		\(\sin\)	\sin		\(\cos\)	\cos
\(\ln\)	\ln		\(\log\)	\log		\(\lim\)	\lim		\(\inf\)	\inf

空格

说明	符号	latex	宽度
两个quad空格	a \qquad b	\(a \qquad b\)	2m的宽度
quad空格	a \quad b	\(a \quad b\)	1m的宽度
大空格	a b	\(a\ b\)	1/3m的宽度
中等空格	a;b	\(a\;b\)	2/7m的宽度
小空格	a,b	\(a\,b\)	1/6m的宽度
没有空格	ab	\(ab\)
紧贴	a!b	\(a\!b\)	缩进1/6m的宽度

\quad、1em、em、m代表当前字体下接近字符‘M’的宽度。

latex学习资料

一份不太简短的latex介绍