Let be an th degree Polynomial which is Nonnegative in . Then can be represented in the form

where , , , and are Real Polynomials whose degrees do not exceed .

**References**

Szegö, G. *Orthogonal Polynomials, 4th ed.* Providence, RI:
Amer. Math. Soc., p. 4, 1975.

© 1996-9

1999-05-25