KaTeX can be used to generate complex math formulas. It supports in-line math using the \\( ... \\) delimiters, like this: \( E = mc^2 \). By default, it does not support in-line delimiters $...$ because those occur too commonly in typical webpages. It supports displayed math using the $$ or \\[...\\] delimiters, like this:

Formula 1: $$ \phi …

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