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math.FA2015
Some properties of operator-valued frames
L. Gavruta, P. Gavruta
Operator-valued frames (or g-frames) are generalizations of frames and fusion frames and have been used in packets encoding, quantum computing, theory of coherent states and more.…
math.FA2015
Multipliers of pg-Bessel sequences in Banach spaces
M. R. Abdollahpour, A. Najati, P. Gavruta
In this paper, we introduce (p,q)g-Bessel multipliers in Banach spaces and we show that under some conditions a (p,q)g-Bessel multiplier is invertible. Also, we show the continuous…