On Fri, 31 Jan 2003, David Carlisle wrote:

> Additions (or especially) corrections to the <latex> field in
> http://www.w3.org/Math/characters/unicode.xml
> are always welcome.

Missing, is a real description of what the <latex> field is supposed to
do. Do you want an exact rendering, or just anything that displays the
character to some degree? Which is the policy? "Show a black box if you
can't do it exactly" or "Show something and display a warning"?