eq {
    dy/dx = x*(a - b) + [[1, 2], [3, 4]] + sin(x)
}

\begin{document}
    \begin{equation}
        \frac{dy}{dx} = x \times \left(a - b\right) + \begin{pmatrix} 1 & 2 \\ 3 & 4 \end{pmatrix} +\sin \left(x\right)
    \end{equation}
\end{document}

use graphicx, [utf8]inputenc
@img = (src, desc) => {
    env center {
        \image{@("images/" + src)}{10cm}
        \linebreak
        **@desc**
    }
}
#* Cool Image
## A subsection
@img(cat.png, A cat!)

\usepackage{graphicx}
\usepackage[utf8]{inputenc}


\newcommand{\img}[3]{
    \begin{center}
        \image{#3}{10cm}
        \linebreak
        \textit{#2}
    \end{center}
}


\begin{document}
    \section*{Cool Image}
    \subsection{A subsection}
    \img{cat.png}{A cat!}{images/cat.png}
\end{document}

@muliplication = (a: Number, b: Number) => { $@a \times @b = @(a * b)$ }
* I'm a **Markdown** style ***list***
* @muliplication(2, 3)
* @muliplication(6, 6)
* @muliplication(2, 9)
  * I'm indented
* {I'm a multiline
   list item}

\newcommand{\muliplication}[3]{
    $#1 \times #2 = #3$
}


\begin{document}
    \begin{itemize}
        \item I'm a \textit{Markdown} style \textbf{list}
        \item \muliplication{2}{3}{6}
        \item \muliplication{6}{6}{36}
        \item \muliplication{2}{9}{18}
        \begin{itemize}
            \item I'm indented
        \end{itemize}
        \item {I'm a multiline
        list item}
    \end{itemize}
\end{document}