TARU PUBLICATIONS
Journal of Dynamical Systems and Geometric Theories cover

Journal of Dynamical Systems and Geometric Theories

(Since 2002)
Open Access ·Peer-reviewed·ISSN (Online): 2169-0057·ISSN (Print): 1726-037X

WoS  JIF 2026 : 0.5 (Q3)

Powered by:Powered by

Half-Yearly Journal: Publishes research on dynamical systems and geometry, including Random Dynamical Systems, hyperbolic behaviour, complex geometry and Ergodic theory.

Issues up to 2022 co-published with and available at:Taylor & Francis
info@tarupublications.com
Taru Online First Current IssueBrowse all Issues
Journal of Dynamical Systems and Geometric Theories
Open Access Original Articles

On the Characterization of Normal Closed Range Operators Maryam Khosravi

* Corresponding author · click or hover a name for details

pp. 183–188Vol. 10Issue 2November 2012DOI: 10.1080/1726037X.2012.10698619XML
Received:
26 Feb 2012
Accepted:
26 Oct 2012
Published Online:
03 Jun 2013
Article type:
Original Articles
Language:
EN
Article no.:
1726037X.2012.10698619
Pages:
183–188

Abstract

In this note, we found a characterization of normal closed range operators via some inequalities related to Corach-Porta-Recht inequality.

Keywords

Moore-Penrose inverseoperator inequalityclosed range operatorsnormal operatorsnorm ideal

References

  1. Conde, C.2009 . Normal operators and inequalities in norm ideals . , 431 : 1774 – 1777 .
  2. Conde, C., Seddik, A. and Moslehian, M.S.2012 . Operator inequalities related to the Corach-Porta-Recht inequality . , 436 ( 9 ) : 3008 – 3012 .
  3. Corach, G., Porta, R. and Recht, L.1990 . An operator inequality . , 142 : 153 – 158 .
  4. Fujii, J.I., Fujii, M., Furuta, T. and Nakamoto, R.1993 . Norm inequalities equivalent to Heinz inequality . , 118 : 827 – 830 .
  5. Harte, R. and Mbekhta, M.1992 . On generalized inverses in *-algebras . , : 71 – 77 .
  6. Khosravi, M.2013 . Corach-Porta-Recht inequality for closed range operators . , 16 ( 2 ) : 477 – 481 .
  7. Khosravi, M.2012 . , 437 : 1300 – 1304 .
  8. Kittaneh, F.1994 . On some operator inequalities . , 208/209 : 19 – 28 .
  9. Magajna, B., Petkovsek, M. and Turnsek, A.2004 . An operator inequality and selfadjointness . , 377 : 181 – 194 .
  10. Seddik, A.1987 . Some results related to the Corach-Porta-Recht inequality . , 129 ( 10 ) : 3009 – 3015 .
  11. Seddik, A.2009 . On the injective norm and characterization of some subclasses of normal operators by inequalities or equalities . , 351 : 277 – 284 .
Views: 25Downloads: 74Citations: 0