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katex

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Latex/MathJax/Katex 数学公式手册

字母Katex字母Katex字母Katex字母Katex
α\alpha\alphaβ\beta\betaγ\gamma\gammaδ\delta\delta
ϵ\epsilon \epsilonζ\zeta\zetaη\eta\etaθ\theta\theta
ι\iota\iotaκ\kappa\kappaλ\lambda\lambdaμ\mu\mu
ν\nu\nuξ\xi\xiο\omicron\omicronπ\pi\pi
ρ\rho\rhoσ\sigma\sigmaτ\tau\tauυ\upsilon\upsilon
ϕ\phi\phiχ\chi\chiψ\psi\psiω\omega\omega

首字母大写就是大写

字母Katex字母Katex字母Katex字母Katex
A\Alpha\AlphaB\Beta\BetaΓ\Gamma\GammaΔ\Delta\Delta
E\Epsilon \EpsilonZ\Zeta\ZetaH\Eta\EtaΘ\Theta\Theta
I\Iota\IotaK\Kappa\KappaΛ\Lambda\LambdaM\Mu\Mu
N\Nu\NuΞ\Xi\XiO\Omicron\OmicronΠ\Pi\Pi
P\Rho\RhoΣ\Sigma\SigmaT\Tau\TauΥ\Upsilon\Upsilon
Φ\Phi\PhiX\Chi\ChiΨ\Psi\PsiΩ\Omega\Omega
符号定义Katex示例
±\pm正负号\pm±\pm
\mp负正号\mp\mp
×\times乘号\times×\times
÷\div除号\div÷\div
\cdot点乘\cdot\cdot
\ast星乘\ast\ast
\circ圆乘\circ\circ
\bullet点乘\bullet\bullet
\oplus\oplus\oplus
\ominus\ominus\ominus
\otimes\otimes\otimes
\oslash\oslash\oslash
\odot\odot\odot
\bigodot\bigodot\bigodot
\bigotimes\bigotimes\bigotimes
\bigoplus\bigoplus\bigoplus
\bigcup\bigcup\bigcup
\bigcap\bigcap\bigcap
\bigvee\bigvee\bigvee
\bigwedge\bigwedge\bigwedge
\sum求和\sum\sum
\prod求积\prod\prod
\int积分\int\int
\oint曲线积分\oint\oint
\iint二重积分\iint\iint
\iiint三重积分\iiint\iiint

矩阵示例

(1α1α12α1n1α2α22α2n1αnαn2αnn)\left(\begin{array}{} 1&\alpha_1&\alpha_1^2&\cdots&\alpha_1^n\\ 1&\alpha_2&\alpha_2^2&\cdots&\alpha_2^n\\ \vdots&\vdots&\vdots&\ddots&\vdots\\ 1&\alpha_n&\alpha_n^2&\cdots&\alpha_n^n \end{array}\right) [A1A2\reflectboxAs]\newcommand\iddots{\mathinner{ \kern1mu\raise1pt{.} \kern2mu\raise4pt{.} \kern2mu\raise7pt{\Rule{0pt}{7pt}{0pt}.} \kern1mu }} \left[\begin{array}{ccc} & & & \boldsymbol{A}_{1} \\ & & \boldsymbol{A}_{2} & \\ & \reflectbox & & \\ \boldsymbol{A}_{s} & & & \end{array}\right]