Sesquilinear version of numerical range and numerical radius

Hamid Reza Moradi, Silvestru Sever Dragomir, Mohsen Erfanian Omidvar, Mohammad Khan

Research output: Contribution to journalArticle

Abstract

In this paper by using the notion of sesquilinear form we introduce a new class of numerical range and numerical radius in normed space V , also its various characterizations are given. We apply our results to get some inequalities.

Original languageEnglish
Pages (from-to)324-335
Number of pages12
JournalActa Universitatis Sapientiae, Mathematica
Volume9
Issue number2
DOIs
Publication statusPublished - Dec 1 2017

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Sesquilinear form
Numerical Radius
Numerical Range
Normed Space
Class

Keywords

  • Norm inequality
  • Numerical radius
  • Numerical range
  • Sesquilinear form

ASJC Scopus subject areas

  • Mathematics(all)

Cite this

Sesquilinear version of numerical range and numerical radius. / Moradi, Hamid Reza; Dragomir, Silvestru Sever; Omidvar, Mohsen Erfanian; Khan, Mohammad.

In: Acta Universitatis Sapientiae, Mathematica, Vol. 9, No. 2, 01.12.2017, p. 324-335.

Research output: Contribution to journalArticle

Moradi, Hamid Reza ; Dragomir, Silvestru Sever ; Omidvar, Mohsen Erfanian ; Khan, Mohammad. / Sesquilinear version of numerical range and numerical radius. In: Acta Universitatis Sapientiae, Mathematica. 2017 ; Vol. 9, No. 2. pp. 324-335.
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