Open AccessOn Almost Orthogonal Frames
Author(s) -
Virender,
A. Zothansanga,
S. K. Kaushik
Publication year - 2012
Publication title -
international journal of mathematics and mathematical sciences
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.21
H-Index - 39
eISSN - 1687-0425
pISSN - 0161-1712
DOI - 10.1155/2012/920607
Subject(s) - mathematics , bounded function , conjecture , orthogonal basis , frame (networking) , basis (linear algebra) , pure mathematics , combinatorics , mathematical analysis , geometry , computer science , telecommunications , physics , quantum mechanics
Almost orthogonal frames have been introduced and studied. It has been proved that a bounded almost orthogonal frame satisfies Feichtinger conjecture. Also, we prove that a bounded almost orthogonal frame contains a Riesz basis
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