Unitary dilation for polar decompositions of p-hyponormal operators

• Autorzy: Muneo Chō , Tadasi Huruya , Kôtarô Tanahashi
• Języki publikacji: EN

Abstrakty

EN

In this paper, we introduce the angular cutting and the generalized polar symbols of a p-hyponormal operator T in the case where U of the polar decomposition T = U|T| is not unitary and study spectral properties of it.

Kategorie tematyczne

• 47B20: Subnormal operators, hyponormal operators, etc.
• 47A10: Spectrum, resolvent

• Wydawca: Institute of Mathematics Polish Academy of Sciences
• Czasopismo: Banach Center Publications
• Rocznik: 2005
• Tom: 67
• Numer: 1
• Strony: 139-144

Daty

wydano

2005

Twórcy

autor

Muneo Chō

• Department of Mathematics, Kanagawa University, Yokohama 221-8686, Japan

autor

Tadasi Huruya

• Faculty of Education and, Human Sciences, Niigata University, Niigata 950-2181, Japan

autor

Kôtarô Tanahashi

• Department of Mathematics, Tohoku Pharmaceutical University, Sendai 981-8558, Japan

Identyfikatory

DOI

10.4064/bc67-0-11