1.
( used with a singular verb ) the systematic treatment of magnitude, relationships between figures andforms, and relations between quantities expressed symbolically.
2.
( used with a singular or plural verb )
mathematical procedures, operations, or properties.
or
$$Fun(y):\Re \to \Re \\
Fun(y) = Fun(y)^{Fun(y)}\\
\mbox{ where }\\
lim_{y \to i [[no \mbox{ }y]]} Fun(y) = \infty$$