On the extended spectrum of some quasinormal operators
TURKISH JOURNAL OF MATHEMATICS, cilt.41, sa.6, ss.1477-1481, 2017 (SCI-Expanded, Scopus, TRDizin)
- Yayın Türü: Makale / Tam Makale
- Cilt numarası: 41 Sayı: 6
- Basım Tarihi: 2017
- Doi Numarası: 10.3906/mat-1610-99
- Dergi Adı: TURKISH JOURNAL OF MATHEMATICS
- Derginin Tarandığı İndeksler: Science Citation Index Expanded (SCI-EXPANDED), Scopus, TR DİZİN (ULAKBİM)
- Sayfa Sayıları: ss.1477-1481
- Anahtar Kelimeler: Quasinormal operators, extended eigenvalue, extended spectrum, EIGENVALUES
- Karadeniz Teknik Üniversitesi Adresli: Evet
Özet
In this paper we consider some extended eigenvalue problems for some quasinormal operators. The spectrum of an algebra homomorphism defined by a compact normal operator is also investigated.