Let M be a compact, oriented manifold equipped with a metric.

Let M be the maximum possible transmission rate in bytes/second.

Let M be the number of bits written in step 2.

Let M be the least common multiple of all the m.

Let M,N and R be as in the previous section.

Let M be the 4x2 matrix with these coordinates as columns.

Let M be a finitely generated module over a local ring.

Let M be the limit of the sum .

Let M be a 4-dimensional real vector space.

Let M be a positive real number.