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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Keywords

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

ASJC Scopus subject areas

  • Mathematics(all)

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