Jeribi, Aref; Krichen, Bilel; Salhi, Makrem Characterization of essential spectra involving weakly demicompact operators on Banach spaces. (English) Zbl 1510.47029 Bull. Iran. Math. Soc. 48, No. 4, 1513-1538 (2022). MSC: 47B07 47A53 47A10 PDF BibTeX XML Cite \textit{A. Jeribi} et al., Bull. Iran. Math. Soc. 48, No. 4, 1513--1538 (2022; Zbl 1510.47029) Full Text: DOI
Ferjani, Imen; Jeribi, Aref; Krichen, Bilel Generalized weak demicompactness involving measure of non-strict-singularity. (English) Zbl 07423849 Indian J. Pure Appl. Math. 52, No. 2, 529-541 (2021). MSC: 47A53 47A10 PDF BibTeX XML Cite \textit{I. Ferjani} et al., Indian J. Pure Appl. Math. 52, No. 2, 529--541 (2021; Zbl 07423849) Full Text: DOI
Ferjani, Imen; Jeribi, Aref; Krichen, Bilel On relative essential spectra of a \(3 \times 3\) operator matrix involving relative generalized weak demicompactness. (English) Zbl 1498.47007 Filomat 34, No. 13, 4271-4286 (2020). MSC: 47A08 47A53 47A10 PDF BibTeX XML Cite \textit{I. Ferjani} et al., Filomat 34, No. 13, 4271--4286 (2020; Zbl 1498.47007) Full Text: DOI
Brahim, Fatma Ben; Jeribi, Aref; Krichen, Bilel Spectral theory for polynomially demicompact operators. (English) Zbl 1496.47023 Filomat 33, No. 7, 2017-2030 (2019). MSC: 47A53 47A55 47A10 PDF BibTeX XML Cite \textit{F. B. Brahim} et al., Filomat 33, No. 7, 2017--2030 (2019; Zbl 1496.47023) Full Text: DOI
Jeribi, Aref; Krichen, Bilel; Zitouni, Ali Spectral properties for \(\gamma \)-diagonally dominant operator matrices using demicompactness classes and applications. (English) Zbl 07092250 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 3, 2391-2406 (2019). MSC: 47A55 47A53 47H08 PDF BibTeX XML Cite \textit{A. Jeribi} et al., Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 3, 2391--2406 (2019; Zbl 07092250) Full Text: DOI
Ammar, Aymen; Jeribi, Aref; Saadaoui, Bilel Frobenius-Schur factorization for multivalued \(2\times2\) matrices linear operator. (English) Zbl 1476.47004 Mediterr. J. Math. 14, No. 1, Paper No. 29, 29 p. (2017). MSC: 47A06 47A08 47A68 PDF BibTeX XML Cite \textit{A. Ammar} et al., Mediterr. J. Math. 14, No. 1, Paper No. 29, 29 p. (2017; Zbl 1476.47004) Full Text: DOI
Abdmouleh, Faiçal; Àlvarez, Teresa; Ammar, Aymen; Jeribi, Aref Spectral mapping theorem for Rakocević and Schmoeger essential spectra of a multivalued linear operator. (English) Zbl 1354.47003 Mediterr. J. Math. 12, No. 3, 1019-1031 (2015). Reviewer: Dana Simona Bereanu (Bucureşti) MSC: 47A06 47A10 PDF BibTeX XML Cite \textit{F. Abdmouleh} et al., Mediterr. J. Math. 12, No. 3, 1019--1031 (2015; Zbl 1354.47003) Full Text: DOI
Amar, Afif Ben; Jeribi, Aref; Krichen, Bilel Essential spectra of a \(3 \times 3\) operator matrix and an application to three-group transport equations. (English) Zbl 1198.47004 Integral Equations Oper. Theory 68, No. 1, 1-21 (2010). MSC: 47A05 47A55 47A53 47A10 PDF BibTeX XML Cite \textit{A. B. Amar} et al., Integral Equations Oper. Theory 68, No. 1, 1--21 (2010; Zbl 1198.47004) Full Text: DOI
Abdmouleh, Faiçal; Jeribi, Aref Symmetric family of Fredholm operators of indices zero, stability of essential spectra and application to transport operators. (English) Zbl 1181.47011 J. Math. Anal. Appl. 364, No. 2, 414-423 (2010). MSC: 47A53 47A10 82D75 PDF BibTeX XML Cite \textit{F. Abdmouleh} and \textit{A. Jeribi}, J. Math. Anal. Appl. 364, No. 2, 414--423 (2010; Zbl 1181.47011) Full Text: DOI
Charfi, Salma; Jeribi, Aref On a characterization of the essential spectra of some matrix operators and application to two-group transport operators. (English) Zbl 1172.47013 Math. Z. 262, No. 4, 775-794 (2009). Reviewer: Alexei Yu. Karlovich (Lisboa) MSC: 47A53 35R10 47N20 PDF BibTeX XML Cite \textit{S. Charfi} and \textit{A. Jeribi}, Math. Z. 262, No. 4, 775--794 (2009; Zbl 1172.47013) Full Text: DOI
Jeribi, Aref; Moalla, Nedra A characterization of some subsets of Schechter’s essential spectrum and application to singular transport equation. (English) Zbl 1188.47013 J. Math. Anal. Appl. 358, No. 2, 434-444 (2009). Reviewer: Hans-Olav Tylli (Helsinki) MSC: 47A53 47A55 47N50 82D75 47A10 PDF BibTeX XML Cite \textit{A. Jeribi} and \textit{N. Moalla}, J. Math. Anal. Appl. 358, No. 2, 434--444 (2009; Zbl 1188.47013) Full Text: DOI