Quasiaffine transforms of operators

• Autorzy: Il Bong Jung , Eungil Ko , Carl Pearcy
• Języki publikacji: EN

Abstrakty

EN

We obtain a new sufficient condition (which may be useful elsewhere) that a compact perturbation of a normal operator be the quasiaffine transform of some normal operator. We also give some applications of this result.

Kategorie tematyczne

• 47A15: Invariant subspaces

• Wydawca: Institute of Mathematics Polish Academy of Sciences
• Czasopismo: Studia Mathematica
• Rocznik: 2009
• Tom: 193
• Numer: 3
• Strony: 263-267

Daty

wydano

2009

Twórcy

autor

Il Bong Jung

• Department of Mathematics, Kyungpook National University, Daegu 702-701, Korea

autor

Eungil Ko

• Department of Mathematics, Ewha Women's University, Seoul 120-750, Korea

autor

Carl Pearcy

• Department of Mathematics, Texas A&M University, College Station, TX 77843, U.S.A.

Identyfikatory

DOI

10.4064/sm193-3-3