\langle
and \rangle
be a more natural choice than <
and >
. There is a related TeX.SE question: Braket notation in LaTeX. (Although it is not exactly about this, it seems to be mainly about braket package.) Since this is unrelated to the main question, I'd suggest that we could discuss this further (if needed) in the MathJax chatroom. — Martin Sleziak 44 secs ago