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Oblique projections, biorthogonal Riesz bases
and multiwavelets in Hilbert spaces

Author: Wai-Shing Tang
Journal: Proc. Amer. Math. Soc. 128 (2000), 463-473
MSC (2000): Primary 46C99, 47B99, 46B15
Published electronically: September 27, 1999
MathSciNet review: 1626494
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Abstract: In this paper, we obtain equivalent conditions relating oblique projections to biorthogonal Riesz bases and angles between closed linear subspaces of a Hilbert space. We also prove an extension theorem in the biorthogonal setting, which leads to biorthogonal multiwavelets.

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

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Additional Information

Wai-Shing Tang
Affiliation: Department of Mathematics, National University of Singapore, 10 Kent Ridge Crescent, 119260, Republic of Singapore

Keywords: Riesz basis, biorthogonal system, oblique projection, multiwavelets
Received by editor(s): March 23, 1998
Published electronically: September 27, 1999
Communicated by: David R. Larson
Article copyright: © Copyright 1999 American Mathematical Society

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