The signature of the Quadratic Form

is the number of Positive squared terms in the reduced form. (The signature is sometimes defined as .)

**References**

Gradshteyn, I. S. and Ryzhik, I. M. *Tables of Integrals, Series, and Products, 5th ed.* San Diego, CA:
Academic Press, p. 1105, 1979.

© 1996-9

1999-05-26