Mustafa DEMİRBAŞ

7155

Left and right spectra

Left and right spectra

The left spectrnm a\a) and tbe right spectrum c’^(a) of an element in a Banach algebra A are considered and some properties are proved. Operatör algebras in which, for every element T, a’(T) = o“^(T) are investigated, and a characterization of ct*(T) and o'^(T) is given.
Keywords:

spectra, Statistics Mathematics,

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  • Ankara Üniversitesi – Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics Dergisi
Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics-Cover
  • ISSN: 1303-5991
  • Yayın Aralığı: Yılda 4 Sayı
  • Başlangıç: 1948
  • Yayıncı: Ankara Üniversitesi
Arşiv
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