List to Katex supported

    https://katex.org/docs/supported.html

    Symbols

    \Alpha \Beta \Gamma \Delta
    \Epsilon \Zeta \Eta \Theta
    \Iota \Kappa \Lambda \Mu
    \Nu \Xi \Omicron \Pi
    \Rho \Sigma \Tau \Upsilon
    \Phi \Chi \Psi \Omega
    \varGamma \varDelta \varTheta \varLambda
    \varXi \varPi \varSigma \varUpsilon
    \varPhi \varPsi \varOmega
    \alpha \beta \gamma \delta
    \epsilon \zeta \eta \theta
    \iota \kappa \lambda \mu
    \nu \xi \omicron \pi
    \rho \sigma \tau \upsilon
    \phi \chi \psi \omega
    \varepsilon \varkappa \vartheta \thetasym
    \varpi \varrho \varsigma \varphi
    \digamma