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Frameness bound for frame of subspaces
Journal: Sahand Communications in Mathematical Analysis (Vol.1, No. 1)Publication Date: 2014-02-20
Authors : M. R. Abdollahpour; A. Shekari;
Page : 1-8
Keywords : Frame of subspaces; Frameness bound; Pseudo-inverse; Ultra Bessel sequence of subspaces;
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Abstract
In this paper, we show that in each nite dimensional Hilbert space, a frame of subspaces is an ultra Bessel sequence of subspaces. We also show that every frame of subspaces in a nite dimensional Hilbert space has frameness bound.
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