% And whilst we're doing things with uc/lc tables, here are two
% commands to upper- and lower-case a string.
%
% \emph{Note} that this implementation is subject to change! At
% the moment we're not providing any way to extend the list of
% uc/lc commands, since finding a good interface is difficult.
% These commands have some nasty features, such as uppercasing
% mathematics, environment names, labels, etc. A much better
% long-term solution is to use all-caps fonts, but these aren't