I continue to hope that someone will a) create a Moodle.org Math theme that is a copy of the current Moodle 2 theme with asciimathml reference added and b) add dragmath to moodle.org forum editor.
No impact on those not choosing to use the theme.
Theme simply a copy of existing theme with an added line.
And while you are at it, support including dragmath in the moodle.org editor as well....
I note at
that Moodle tex does not support long and polynomial division
I have not found any discussion of this issue but wanted to broach the matter here before I created a tracker item.....
it's not actually missing support for long or polynomial division - in your example code \def is in the list of blacklisted tex tags - see function tex_sanitize_formula($texexp) in filter/tex/lib.php and
$tex_blacklist = array(
This is necessary here for security reasons... not meaning that all of these TeX tags are vulnerable but allowing free use of them may cause some "unexpected issues".