Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems

The concept of generalized exponential trichotomy for linear time-varying systems is investigated in relationship with the classical notion of uniform exponential trichotomy. Some key properties of generalized exponential trichotomy are explored through supplementary projections. These results are a...

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Main Authors: Popa Ioan-Lucian, Ceauşu Traian, Bagdasar Ovidiu, Agarwal Ravi P.
Format: Article
Language:English
Published: Sciendo 2019-06-01
Series:Analele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
Subjects:
Online Access:https://doi.org/10.2478/auom-2019-0025
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author Popa Ioan-Lucian
Ceauşu Traian
Bagdasar Ovidiu
Agarwal Ravi P.
author_facet Popa Ioan-Lucian
Ceauşu Traian
Bagdasar Ovidiu
Agarwal Ravi P.
author_sort Popa Ioan-Lucian
collection DOAJ
description The concept of generalized exponential trichotomy for linear time-varying systems is investigated in relationship with the classical notion of uniform exponential trichotomy. Some key properties of generalized exponential trichotomy are explored through supplementary projections. These results are also extended to the case of projection sequences, while certain applications for adjoint systems are suggested.
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spelling doaj.art-978359475f004b91a4a6728b848b513e2022-12-21T23:56:00ZengSciendoAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica1844-08352019-06-0127215316610.2478/auom-2019-0025Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time SystemsPopa Ioan-Lucian0Ceauşu Traian1Bagdasar Ovidiu2Agarwal Ravi P.3Department of Exact Science and Engineering, “1 Decembrie 1918” University of Alba Iulia, 510009-Alba Iulia, Romania.Department of Mathematics, West University of Timişoara, 300223-Timişoara, Romania.School of Computing and Mathematics, University of Derby, Kedleston Road, Derby, DE22 1GB, UK.Department of Mathematics, Texas A&M University-Kingsville, 700 University Blvd., MSC 172, Kingsville, Texas 78363-8202.The concept of generalized exponential trichotomy for linear time-varying systems is investigated in relationship with the classical notion of uniform exponential trichotomy. Some key properties of generalized exponential trichotomy are explored through supplementary projections. These results are also extended to the case of projection sequences, while certain applications for adjoint systems are suggested.https://doi.org/10.2478/auom-2019-0025difference equations(generalized) exponential trichotomydiscrete-time linear time-varying systemsprimary 34d09, 34d05secondary 39a06, 93c55
spellingShingle Popa Ioan-Lucian
Ceauşu Traian
Bagdasar Ovidiu
Agarwal Ravi P.
Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems
Analele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
difference equations
(generalized) exponential trichotomy
discrete-time linear time-varying systems
primary 34d09, 34d05
secondary 39a06, 93c55
title Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems
title_full Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems
title_fullStr Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems
title_full_unstemmed Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems
title_short Characterizations of Generalized Exponential Trichotomies for Linear Discrete-time Systems
title_sort characterizations of generalized exponential trichotomies for linear discrete time systems
topic difference equations
(generalized) exponential trichotomy
discrete-time linear time-varying systems
primary 34d09, 34d05
secondary 39a06, 93c55
url https://doi.org/10.2478/auom-2019-0025
work_keys_str_mv AT popaioanlucian characterizationsofgeneralizedexponentialtrichotomiesforlineardiscretetimesystems
AT ceausutraian characterizationsofgeneralizedexponentialtrichotomiesforlineardiscretetimesystems
AT bagdasarovidiu characterizationsofgeneralizedexponentialtrichotomiesforlineardiscretetimesystems
AT agarwalravip characterizationsofgeneralizedexponentialtrichotomiesforlineardiscretetimesystems