- Box: There is a general issue here with text mode nesting. See the FIXME attached
to the SetMode class.
- Lefteqn
- - Overset: Use <mover>.
- Par?
- Phantom: There is some support for this in MathML....
- Ref: Needs to be deferred.
- Space: Needs checking.
- SpecialChar: Needs checking.
- Split
- - Stackrel: Use <mover>, probably.
- Substack: This is a stack of however many cells, all in a smaller style.
Probably do something with <mover>, again.
- Tabular: This is more or less a text-like table in math. Probably output it
as a table, but set the font.
- - Underset: Use <munder>.
- XArrow: Contents above and below an arrow. Use...?
- XYMatrix: Not sure how this differs from ordinary ones.