mjo-misc.tex

   1 %
   2 % Things that fit absolutely nowhere else.
   3 %
   4
   5 \usepackage{amsmath}
   6
   7 % The cardinality of a set. The |X| notation conflicts with the
   8 % absolute value, and the meaning of card(X) is clear at once, so we
   9 % prefer the latter.
  10 \newcommand*{\card}[1]{ \operatorname{card} \of{{#1}} }