Re: Review of WWW Mathematics Browsers, MathML and HTML.
I have not looked at Ian's work.
But David's comments about character entities lead me to suggest that
it might be helpful to add to MathML a layer of core characters, say,
corresponding to STIX, that are empty xml elements.
Then if I am writing a processor from an authoring xml format to
a presentation xml, say, voyager+mathml, I would have a better idea
of what to write.
Also provide in MathML distributions a default, but hackable,
translation of this core into the world of character entities.
It goes without saying that I see no place for character entities in