Frames generated by double sequences in Hilbert spaces

In this paper, we introduce frames generated by double sequences (d-frame) in Hilbert spaces and describe some of their properties. Furthermore, we discuss frame operators, alternate dual frames and stability for d-frames.

Bibliographic Details
Main Authors: Biswas Narendra, Mehra Chetna, Joshi Mahesh C.
Format: Article
Language:English
Published: University of Kragujevac, Faculty of Technical Sciences Čačak, Serbia 2023-01-01
Series:Mathematica Moravica
Subjects:
Online Access:https://scindeks-clanci.ceon.rs/data/pdf/1450-5932/2023/1450-59322301053B.pdf
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author Biswas Narendra
Mehra Chetna
Joshi Mahesh C.
author_facet Biswas Narendra
Mehra Chetna
Joshi Mahesh C.
author_sort Biswas Narendra
collection DOAJ
description In this paper, we introduce frames generated by double sequences (d-frame) in Hilbert spaces and describe some of their properties. Furthermore, we discuss frame operators, alternate dual frames and stability for d-frames.
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spelling doaj.art-bba9bc4f4eaf41708e76514eaa2ebb6b2023-07-04T10:46:42ZengUniversity of Kragujevac, Faculty of Technical Sciences Čačak, SerbiaMathematica Moravica1450-59322560-55422023-01-0127153721450-59322301053BFrames generated by double sequences in Hilbert spacesBiswas Narendra0Mehra Chetna1Joshi Mahesh C.2Kumaun University, Department of Mathematics D.S.B. Campus, Nainital, IndiaKumaun University, Department of Mathematics D.S.B. Campus, Nainital, IndiaKumaun University, Department of Mathematics D.S.B. Campus, Nainital, IndiaIn this paper, we introduce frames generated by double sequences (d-frame) in Hilbert spaces and describe some of their properties. Furthermore, we discuss frame operators, alternate dual frames and stability for d-frames.https://scindeks-clanci.ceon.rs/data/pdf/1450-5932/2023/1450-59322301053B.pdfframedouble sequenced-framealternate dual d-frameframe operator
spellingShingle Biswas Narendra
Mehra Chetna
Joshi Mahesh C.
Frames generated by double sequences in Hilbert spaces
Mathematica Moravica
frame
double sequence
d-frame
alternate dual d-frame
frame operator
title Frames generated by double sequences in Hilbert spaces
title_full Frames generated by double sequences in Hilbert spaces
title_fullStr Frames generated by double sequences in Hilbert spaces
title_full_unstemmed Frames generated by double sequences in Hilbert spaces
title_short Frames generated by double sequences in Hilbert spaces
title_sort frames generated by double sequences in hilbert spaces
topic frame
double sequence
d-frame
alternate dual d-frame
frame operator
url https://scindeks-clanci.ceon.rs/data/pdf/1450-5932/2023/1450-59322301053B.pdf
work_keys_str_mv AT biswasnarendra framesgeneratedbydoublesequencesinhilbertspaces
AT mehrachetna framesgeneratedbydoublesequencesinhilbertspaces
AT joshimaheshc framesgeneratedbydoublesequencesinhilbertspaces