Let
be the Matrix Norm associated with the Matrix
and be the
Vector Norm associated with a Vector . Let the product
be defined, then
and are said to be compatible if

**References**

Gradshteyn, I. S. and Ryzhik, I. M. *Tables of Integrals, Series, and Products, 5th ed.* San Diego, CA:
Academic Press, p. 1115, 1980.

© 1996-9

1999-05-26