A Survey for the Spectrum of Triangles over Sequence Spaces

Yeşilkayagil M., Başar F.

Numerical Functional Analysis and Optimization, vol.40, no.16, pp.1898-1917, 2019 (SCI-Expanded) identifier

  • Publication Type: Article / Article
  • Volume: 40 Issue: 16
  • Publication Date: 2019
  • Doi Number: 10.1080/01630563.2019.1639731
  • Journal Name: Numerical Functional Analysis and Optimization
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.1898-1917
  • Keywords: Goldberg’s classification, spectral mapping theorem, spectrum of an operator
  • Uşak University Affiliated: Yes

Abstract

In the present paper, we summarize the recent literature concerning the spectrum and fine spectrum with respect to Goldberg’s classification of some operators represented by an infinite matrix over certain sequence spaces.