Proceedings of the American Mathematical Society

ISSN 1088-6826(online) ISSN 0002-9939(print)



Unitary parts of contractive Hankel matrices

Author: Jeffrey R. Butz
Journal: Proc. Amer. Math. Soc. 66 (1977), 91-94
MSC: Primary 47B35
MathSciNet review: 0461194
Full-text PDF Free Access

Abstract | References | Similar Articles | Additional Information

Abstract: For a Hankel matrix $ H = ({c_{j + k}})$ which is a contraction, necessary and sufficient conditions are obtained for the existence of a nontrivial unitary part, and an explicit description of this unitary part is given.

References [Enhancements On Off] (What's this?)

Similar Articles

Retrieve articles in Proceedings of the American Mathematical Society with MSC: 47B35

Retrieve articles in all journals with MSC: 47B35

Additional Information

Article copyright: © Copyright 1977 American Mathematical Society