% ``compiles'' operatorname binding in the body of foo, making
% the code faster, and more reliable (less flexible)
+
+%
+% TODO : use GUILE for this kind of muckery.
+%
+
{%
\def\par{ }% %Ugh. Don't try this at home, kids!
% neat file-include trick by Piet van Oostrum <piet@cs.uu.nl>