软件: LaTeX 常用符号

发表于 2018-10-24 更新于 2024-10-15

日常困惑的 latex 符号集锦

$\rm{A}$ $\;$ $\rm{B}$ $\;$ $\Gamma$ $\;$ $\Delta$ $\;$ $\rm{E}$ $\;$ $\rm Z$ $\;$ $\rm H$ $\;$ $\Theta$ $\;$ $\rm I$ $\;$ $\rm K$ $\;$ $\Lambda$ $\;$ $\rm M$ $\;$ $\rm N$ $\;$ $\Xi$ $\;$ $\rm O$ $\;$ $\Pi$ $\;$ $\rm P$ $\;$ $\Sigma$ $\;$ $\rm T$ $\;$ $\Upsilon$ $\;$ $\Phi$ $\;$ $\rm X$ $\;$ $\Psi$ $\;$ $\Omega$

$\alpha$ $\;$ $\beta$ $\;$ $\gamma$ $\;$ $\delta$ $\;$ $\epsilon$ $\;$ $\zeta$ $\;$ $\eta$ $\;$ $\theta$ $\;$ $\iota$ $\;$ $\kappa$ $\;$ $\lambda$ $\;$ $\mu$ $\;$ $\nu$ $\;$ $\xi$ $\;$ $\omicron$ $\;$ $\pi$ $\;$ $\rho$ $\;$ $\sigma$ $\;$ $\tau$ $\;$ $\upsilon$ $\;$ $\phi$ $\;$ $\chi$ $\;$ $\psi$ $\;$ $\omega$

level 1 希腊字母

序号	大写	小写	英文
1	$\rm{A}$	$\alpha$	$alpha$
2	$\rm B$	$\beta$	$beta$
3	$\Gamma$	$\gamma$	$gamma$
4	$\Delta$	$\delta$	$delta$
5	$\rm E$	$\epsilon$ $\varepsilon$	$epsilon$ $varepsilon$
6	$\rm Z$	$\zeta$	$zeta$
7	$\rm H$	$\eta$	$eta$
8	$\Theta$	$\theta$ $\vartheta$	$theta$ $vartheta$
9	$\rm I$	$\iota$	$iota$
10	$\rm K$	$\kappa$	$kappa$
11	$\Lambda$	$\lambda$	$lambda$
12	$\rm M$	$\mu$	$mu$
13	$\rm N$	$\nu$	$nu$
14	$\Xi$	$\xi$	$xi$
15	$\rm O$	$\omicron$	$omicron$
16	$\Pi$	$\pi$ $\varPi$	$pi$ $varpi$
17	$\rm P$	$\rho$ $\varrho$	$rho$ $varrho$
18	$\Sigma$ $\varSigma$	$\sigma$ $\varsigma$	$varSigma$ $sigma$ $varsigma$
19	$\rm T$	$\tau$	$tau$
20	$\Upsilon$	$\upsilon$	$upsilon$
21	$\Phi$	$\phi$ $\varphi$	$phi$ $varphi$
22	$\rm X$	$\chi$	$chi$
23	$\Psi$	$\psi$	$psi$
24	$\Omega$	$\omega$	$omega$

Level 2 英文字母的一些形式

花体

1 2	% 疯掉。。。。到底有什么区别 $\mathfrak X$ $\mathscr{X}$ $\mathcal{X}$

$\mathfrak X$ $\mathscr{X}$ $\mathcal{X}$

矩阵

矩阵对应元素相乘

https://www.wikiwand.com/en/Hadamard_product_(matrices)

\[ (A \circ B )_{i,j} = (A)_{i,j}(B)_{i,j} \]

\[ \begin{bmatrix} a_{11} & a_{12} & a_{13} \\ a_{21} & a_{22} & a_{23} \\ a_{31} & a_{32} & a_{33} \end{bmatrix} \circ \begin{bmatrix} b_{11} & b_{12} & b_{13} \\ b_{21} & b_{22} & b_{23} \\ b_{31} & b_{32} & b_{33} \end{bmatrix} = \begin{bmatrix} a_{11}b_{11} & a_{12}b_{12} & a_{13}b_{13} \\ a_{21}b_{21} & a_{22}b_{22} & a_{23}b_{23} \\ a_{31}b_{31} & a_{32}b_{32} & a_{33}b_{33} \end{bmatrix} \]

序号	大写	小写	英文
1	\(\rm{A}\)	\(\alpha\)	\(alpha\)
2	\(\rm B\)	\(\beta\)	\(beta\)
3	\(\Gamma\)	\(\gamma\)	\(gamma\)
4	\(\Delta\)	\(\delta\)	\(delta\)
5	\(\rm E\)	\(\epsilon\) \(\varepsilon\)	\(epsilon\) \(varepsilon\)
6	\(\rm Z\)	\(\zeta\)	\(zeta\)
7	\(\rm H\)	\(\eta\)	\(eta\)
8	\(\Theta\)	\(\theta\) \(\vartheta\)	\(theta\) \(vartheta\)
9	\(\rm I\)	\(\iota\)	\(iota\)
10	\(\rm K\)	\(\kappa\)	\(kappa\)
11	\(\Lambda\)	\(\lambda\)	\(lambda\)
12	\(\rm M\)	\(\mu\)	\(mu\)
13	\(\rm N\)	\(\nu\)	\(nu\)
14	\(\Xi\)	\(\xi\)	\(xi\)
15	\(\rm O\)	\(\omicron\)	\(omicron\)
16	\(\Pi\)	\(\pi\) \(\varPi\)	\(pi\) \(varpi\)
17	\(\rm P\)	\(\rho\) \(\varrho\)	\(rho\) \(varrho\)
18	\(\Sigma\) \(\varSigma\)	\(\sigma\) \(\varsigma\)	\(varSigma\) \(sigma\) \(varsigma\)
19	\(\rm T\)	\(\tau\)	\(tau\)
20	\(\Upsilon\)	\(\upsilon\)	\(upsilon\)
21	\(\Phi\)	\(\phi\) \(\varphi\)	\(phi\) \(varphi\)
22	\(\rm X\)	\(\chi\)	\(chi\)
23	\(\Psi\)	\(\psi\)	\(psi\)
24	\(\Omega\)	\(\omega\)	\(omega\)