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Oudghiri, Mourad Author

Every nilpotent operator fails to determine the complete norm topology

  • ORCID

Ascent, descent and additive preserving problems

  • Oudghiri M.
  • Souilah K.

Studia Universitatis Babes-Bolyai Mathematica - 1/1/2019

10.24193/subbmath.2019.4.10

Cite count:
  • SJR Quartile: Q4
  • SJR Categories: Mathematics (miscellaneous) (Q4)

Ascent spectrum and essential ascent spectrum

  • Fredj, O. Bel Hadj
  • Burgos, M.
  • Oudghiri, M.

STUDIA MATHEMATICA - 22/8/2008

10.4064/sm187-1-3 View source

Cite count: 27 (Web of Science) 26 (Scopus)
  • JCR Quartile: Q2 (2008)
  • SJR Quartile: Q2
  • JCR Impact Factor: 0.398 (2022)
  • Category normalized Impact: 2.302 (2008)
  • CiteScore: 1.5 (2020)
  • SJR: 0.926 (2008
  • SNIP: 1.074 (2008
  • SJR Categories: Mathematics (miscellaneous) (Q2)

a-Weyl's theorem and perturbations

  • Oudghiri, Mourad

STUDIA MATHEMATICA - 16/6/2006

10.4064/sm173-2-6 View source

Cite count: 15 (Web of Science) 16 (Scopus)
  • SJR Quartile: Q1
  • CiteScore: 1.5 (2020)
  • SJR: 1.167 (2006
  • SNIP: 1.075 (2006
  • SJR Categories: Mathematics (miscellaneous) (Q1)

Weyl's and Browder's theorems for operators satisfying the SVEP

  • Oudghiri, M

Studia Mathematica - 1/1/2004

10.4064/sm163-1-5 View source

Cite count: 66 (Web of Science) 64 (Scopus)
  • SJR Quartile: Q1
  • CiteScore: 1.5 (2020)
  • SJR: 1.203 (2004
  • SNIP: 1.288 (2004
  • SJR Categories: Mathematics (miscellaneous) (Q1)

ON ADDITIVE PRESERVERS OF SEMI-BROWDER OPERATORS

  • Mbekhta, M.
  • Mueller, V.
  • Oudghiri, M.

REVUE ROUMAINE DE MATHEMATIQUES PURES ET APPLIQUEES - 2014

Cite count: 3 (Web of Science)

Linear preservers of the essential ascent and essential descent

  • Oudghiri M.
  • Souilah K.

Rendiconti del Circolo Matematico di Palermo - 1/8/2018

10.1007/s12215-017-0309-7

Cite count:
  • SJR Quartile: Q2
  • CiteScore: 1.2 (2020)
  • SJR: 0.387 (2018
  • SNIP: 0.913 (2018
  • SJR Categories: Mathematics (miscellaneous) (Q2)

Nonlinear maps preserving Drazin invertible operators of bounded index

  • Oudghiri M.
  • Souilah K.

Quaestiones Mathematicae - 3/3/2020

10.2989/16073606.2019.1573766

Cite count:
  • JCR Impact Factor: 1.474 (2020)
  • CiteScore: 1.6 (2020)
  • SJR: 0.529 (2020
  • SNIP: 1.128 (2020
  • JCR 5-year Impact Factor: 1.005
  • JCR Categories: MATHEMATICS
Open Access

Non-linear maps preserving singular algebraic operators

  • Mourad Oudghiri
  • Khalid Souilah

Proyecciones: Journal of Mathematics - 1/1/2016

10.4067/s0716-09172016000300007

Cite count: 1 (Scopus)
  • CiteScore: 0.8 (2020)
  • SJR: 0.268 (2016
  • SNIP: 0.514 (2016

On the isolated points of the surjective spectrum of a bounded operator

  • Gonzalez, Manuel
  • Mbekhta, Mostafa
  • Oudghiri, Mourad

Proceedings of the American Mathematical Society - 1/10/2008

10.1090/s0002-9939-08-09549-x View source

Cite count: 8 (Web of Science) 7 (Scopus)
  • SJR Quartile: Q1
  • CiteScore: 1.7 (2020)
  • SJR: 1.174 (2008
  • SNIP: 1.138 (2008
  • SJR Categories: Applied Mathematics (Q1); Mathematics (miscellaneous) (Q1)

This author has no books, chapters or theses.

Generalized Drazin Inverse and Commuting Riesz Perturbations

  • Oudghiri M.
  • Souilah K.

Springer Proceedings in Mathematics and Statistics - 1/1/2020

10.1007/978-3-030-35256-1_7

Cite count:
  • CiteScore: 0.5 (2020)
  • SJR: 0.203 (2020
  • SNIP: 0.326 (2020

This author has no patents.

This author has no reports or other types of publications.

Scopus: 6

Web of Science: 7

Scopus: 5

Web of Science: 5

Last data update: 6/29/24 4:23 AM
Next scheduled update: 7/6/24 3:00 AM