What exactly is supported in obsidian MathJax

[blue_emperor]

Have you seen this page
https://docs.mathjax.org/en/latest/input/tex/macros/index.html

Additional MathJax extensions can be enabled by community plugins, see Extended MathJax plugin.

See also this previous discussion:

Support MathJax Extensions

Use case or problem Some LaTeX symbols are not supported by default in MathJax but are available in extensions. Some of these symbols are also quite common in engineering fields such as double and triple integrals over closed surfaces, e.g. \oiint and \oiiint. Moreover, there is no way to currently draw diagrams in LaTeX because TikZ is not supported by Obsidian. Proposed solution Make it so that the user can add and enable extensions to support missing symbols and add packages. I am not famili…