Admissible Vectors of a Covariant Representation of a Dynamical System

In this paper, we introduce admissible vectors of covariant representations of a dynamical system which are extensions of the usual ones, and compare them with each other. Also, we give some sufficient conditions for a vector to be admissible vector of a covariant pair of a dynamical system.  In add...

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Main Authors: Alireza Bagheri Salec, Seyyed Mohammad Tabatabaie, Javad Saadatmandan
Format: Article
Language:English
Published: University of Maragheh 2019-04-01
Series:Sahand Communications in Mathematical Analysis
Subjects:
Online Access:http://scma.maragheh.ac.ir/article_34859_c3964d27b2a7fb68a98419485805f13e.pdf
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spelling doaj-265437425ce94234b26b6488e8e318702020-11-25T01:26:10ZengUniversity of MaraghehSahand Communications in Mathematical Analysis2322-58072423-39002019-04-01141556110.22130/scma.2018.72232.29134859Admissible Vectors of a Covariant Representation of a Dynamical SystemAlireza Bagheri Salec0Seyyed Mohammad Tabatabaie1Javad Saadatmandan2Department of Mathematics, Faculty of Science, University of Qom, Qom, Iran.Department of Mathematics, Faculty of Science, University of Qom, Qom, Iran.Department of Mathematics, Faculty of Science, University of Qom, Qom, Iran.In this paper, we introduce admissible vectors of covariant representations of a dynamical system which are extensions of the usual ones, and compare them with each other. Also, we give some sufficient conditions for a vector to be admissible vector of a covariant pair of a dynamical system.  In addition, we show the existence of Parseval frames for some special subspaces of $L^2(G)$ related to a uniform lattice of $G$.http://scma.maragheh.ac.ir/article_34859_c3964d27b2a7fb68a98419485805f13e.pdfAdmissible vectorCovariant representationDynamical system
collection DOAJ
language English
format Article
sources DOAJ
author Alireza Bagheri Salec
Seyyed Mohammad Tabatabaie
Javad Saadatmandan
spellingShingle Alireza Bagheri Salec
Seyyed Mohammad Tabatabaie
Javad Saadatmandan
Admissible Vectors of a Covariant Representation of a Dynamical System
Sahand Communications in Mathematical Analysis
Admissible vector
Covariant representation
Dynamical system
author_facet Alireza Bagheri Salec
Seyyed Mohammad Tabatabaie
Javad Saadatmandan
author_sort Alireza Bagheri Salec
title Admissible Vectors of a Covariant Representation of a Dynamical System
title_short Admissible Vectors of a Covariant Representation of a Dynamical System
title_full Admissible Vectors of a Covariant Representation of a Dynamical System
title_fullStr Admissible Vectors of a Covariant Representation of a Dynamical System
title_full_unstemmed Admissible Vectors of a Covariant Representation of a Dynamical System
title_sort admissible vectors of a covariant representation of a dynamical system
publisher University of Maragheh
series Sahand Communications in Mathematical Analysis
issn 2322-5807
2423-3900
publishDate 2019-04-01
description In this paper, we introduce admissible vectors of covariant representations of a dynamical system which are extensions of the usual ones, and compare them with each other. Also, we give some sufficient conditions for a vector to be admissible vector of a covariant pair of a dynamical system.  In addition, we show the existence of Parseval frames for some special subspaces of $L^2(G)$ related to a uniform lattice of $G$.
topic Admissible vector
Covariant representation
Dynamical system
url http://scma.maragheh.ac.ir/article_34859_c3964d27b2a7fb68a98419485805f13e.pdf
work_keys_str_mv AT alirezabagherisalec admissiblevectorsofacovariantrepresentationofadynamicalsystem
AT seyyedmohammadtabatabaie admissiblevectorsofacovariantrepresentationofadynamicalsystem
AT javadsaadatmandan admissiblevectorsofacovariantrepresentationofadynamicalsystem
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