katex-header.html

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.css"
    integrity="sha384-zB1R0rpPzHqg7Kpt0Aljp8JPLqbXI3bhnPWROx27a9N0Ll6ZP/+DiW/UqRcLbRjq" crossorigin="anonymous">
<script defer src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.js"
    integrity="sha384-y23I5Q6l+B6vatafAwxRu/0oK/79VlbSz7Q9aiSZUvyWYIYsd+qj+o24G5ZU2zJz"
    crossorigin="anonymous"></script>
<script defer src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/contrib/auto-render.min.js"
    integrity="sha384-kWPLUVMOks5AQFrykwIup5lo0m3iMkkHrD0uJ4H5cjeGihAutqP0yW0J6dpFiVkI"
    crossorigin="anonymous"></script>
<script>
    document.addEventListener("DOMContentLoaded", function () {
        renderMathInElement(document.body, {
            fleqn: false,
            macros: {
                "\\F": "\\mathbb{F}",
                "\\G": "\\mathbb{G}",
                "\\O": "\\mathcal{O}",
                "\\(": "\\left(",
                "\\)": "\\right)",
                "\\norm": "\\left\\vert #1 \\right\\vert",
                "\\set": "\\mathcal{ #1 }",
            },
            delimiters: [
                { left: "$$", right: "$$", display: true },
                { left: "\\(", right: "\\)", display: false },
                { left: "$", right: "$", display: false },
                { left: "\\[", right: "\\]", display: true }
            ]
        });
    });
</script>