Advanced search
Publication Cover
Journal of Interdisciplinary Mathematics Volume 25, 2022 - Issue 8
Journal homepage
15
Views
0
CrossRef citations to date
0
Altmetric
Research Article

The class of poly. normal operators

Laith K. Shaakir1 Department of Mathematics, College of Computer Science and Mathematics, University of Tikrit, Tikrit, IraqCorrespondence[email protected]
&
Elaf S. Abdulwahid2 Department of Mathematics, College of Education for Women, University of Tikrit, Tikrit, Iraq E-mail: [email protected]
Pages 2519-2525 | Received 01 Sep 2021, Published online: 19 Dec 2022

References

  • Alpay, D., Colombo F. and Kimsey, D. P. “The Spectral Theorem For Quaternionic Unbounded Normal Operators Based on The S- Spectrum” Mathematics Subject Classification. MSC: 35P05, 47B32, 47S10., 2018.
  • Alzuraiqi, S. A. and Patel, A.B. “On n-Normal Operators” .General Mathematics Notes, Vol. 1, No. 2, December, pp: 61-73, 2010.
  • Berberian, S.K., “Introduction to Hilbert space”. Chelsea Publishing Company, New Yourk, 1976.
  • Fotios, C. Paliogiannis, “A note on the Fuglede–Putnam theorem”. Proc. Indian Academy of Sciences, Vol. 123, No. 2, pp: 253–256, 2013.
  • Isaiah, N. S., Sammi, W. M., Nzimbi B. M and Kikete W. D., “A note on quasi-similarity in Hilbert spaces”. International Journal of Math. Archive 6(7), pp: 49-55, 2015.
  • Roger A. Horn and Charles R. Johnson, “Matrix Analysis” Cambridge university press, Secend edition , 2013.
  • Sara Saleh Abdul Hussein and Hadeel Ali Shubber., “Spectral theory of n- normal operators on Hilbert space”. Journal of Interdisciplinary Mathematics, pp: 1871-1877, 2021. doi: 10.1080/09720502.2021.1964731
  • Sara Saleh Abdul Hussein and Hadeel Ali Shubber., “Spectral theory of (n,m)- normal operators on Hilbert space”. Journal of Interdisciplinary Mathematics, pp: 1907-1915, 2021. doi: 10.1080/09720502.2021.1964737
  • Shqipe, Lohaj, “Quasi- normal operators”. Int. Journal of Math. Analysis, 4(47), 2311-2320, 2010.

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Order Reprints Request Corporate Permissions

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

Request Academic Permissions

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.

Related research

People also read lists articles that other readers of this article have read.

Recommended articles lists articles that we recommend and is powered by our AI driven recommendation engine.

Cited by lists all citing articles based on Crossref citations.
Articles with the Crossref icon will open in a new tab.