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Oudghiri, Mourad Author

Additive mappings preserving minimum and surjectivity moduli

  • Mbekhta M.
  • Oudghiri M.

ACTA SCIENTIARUM MATHEMATICARUM - 5/10/2010

Cite count: 5 (Web of Science) 5 (Scopus)
  • SJR Quartile: Q3
  • CiteScore: 0.9 (2020)
  • SJR: 0.308 (2010
  • SNIP: 0.69 (2010
  • SJR Categories: Analysis (Q3); Applied Mathematics (Q3)

Additive preservers of Drazin invertible operators with bounded index

  • Oudghiri M.
  • Souilah K.

ACTA MATHEMATICA SINICA-ENGLISH SERIES - 1/9/2017

10.1007/s10114-017-6534-3

Cite count: 3 (Scopus)
  • SJR Quartile: Q3
  • JCR Impact Factor: 0.527 (2017)
  • CiteScore: 1 (2020)
  • SJR: 0.379 (2017
  • SNIP: 0.711 (2017
  • JCR 5-year Impact Factor: 0.555
  • JCR Categories: MATHEMATICS, APPLIED
  • SJR Categories: Applied Mathematics (Q3); Mathematics (miscellaneous) (Q3)

ADDITIVE PRESERVERS OF GROUP INVERTIBLE OPERATORS

  • Mbekhta M.
  • Oudghiri M.

HOUSTON JOURNAL OF MATHEMATICS - 1/1/2017

Cite count:
  • SJR Quartile: Q3
  • JCR Impact Factor: 0.285 (2017)
  • CiteScore: 0.8 (2020)
  • SJR: 0.309 (2017
  • SNIP: 0.571 (2017
  • JCR 5-year Impact Factor: 0.398
  • JCR Categories: MATHEMATICS
  • SJR Categories: Mathematics (miscellaneous) (Q3)

ADDITIVE PRESERVERS OF THE ASCENT, DESCENT AND RELATED SUBSETS

  • Mbekhta, Mostafa
  • Mueller, Vladimir
  • Oudghiri, Mourad

JOURNAL OF OPERATOR THEORY - 28/12/2014

10.7900/jot.2011oct27.1994 View source

Cite count: 9 (Web of Science) 5 (Scopus)
  • SJR Quartile: Q2
  • JCR Impact Factor: 0.55 (2014)
  • CiteScore: 1.3 (2020)
  • SJR: 0.926 (2014
  • SNIP: 0.905 (2014
  • JCR 5-year Impact Factor: 0.573
  • JCR Categories: MATHEMATICS
  • SJR Categories: Algebra and Number Theory (Q2)

A Generalization of Strongly Preserver Problems of Drazin Invertibility

  • Oudghiri M.
  • Souilah K.

Acta Mathematica Vietnamica - 1/9/2018

10.1007/s40306-018-0251-6

Cite count: 1 (Scopus)
  • SJR Quartile: Q4
  • CiteScore: 1.2 (2020)
  • SJR: 0.212 (2018
  • SNIP: 0.664 (2018
  • SJR Categories: Mathematics (miscellaneous) (Q4)

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)

Complex symmetric operators and additive preservers problem

  • Amara Z.
  • Oudghiri M.
  • Souilah K.

Advances in Operator Theory - 1/2/2020

10.1007/s43036-019-00018-9

Cite count: 1 (Scopus)

Every nilpotent operator fails to determine the complete norm topology

  • ORCID

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: 11/23/24 4:28 AM
Next scheduled update: 11/30/24 3:00 AM