The problem with that patch might be that it tries to load Javascript from mathjax.org, which I think the current Discourse version blocks by default? You might need to add https://cdn.mathjax.org to the cors origins Site Setting.
The problem with that patch might be that it tries to load Javascript from mathjax.org, which I think the current Discourse version blocks by default? You might need to add https://cdn.mathjax.org to the cors origins Site Setting.