I'm a very novice user, so I don't know the answer to your (1) or (3). I'm fairly certain that I've done (2) though. IIRC the main trick was switching to the

I'm a very novice user, so I don't know the answer to your (1) or (3). I'm fairly certain that I've done (2) though. IIRC the main trick was switching to the Kramdown parser, as recommended here: https://jekyllrb.com/docs/extras/ https://jekyllrb.com/docs/extras/ See also this StackOverflow question: https://stackoverflow.com/questions/10987992/using-mathjax-with-jekyll https://stackoverflow.com/questions/10987992/using-mathjax-w...