On λ-commuting operators

• Autorzy: John B. Conway , Gabriel Prǎjiturǎ
• Języki publikacji: EN

Abstrakty

EN

For a scalar λ, two operators T and S are said to λ-commute if TS = λST. In this note we explore the pervasiveness of the operators that λ-commute with a compact operator by characterizing the closure and the interior of the set of operators with this property.

Kategorie tematyczne

• 47A58: Operator approximation theory
• 47B07: Operators defined by compactness properties

• Wydawca: Institute of Mathematics Polish Academy of Sciences
• Czasopismo: Studia Mathematica
• Rocznik: 2005
• Tom: 166
• Numer: 1
• Strony: 1-9

Daty

wydano

2005

Twórcy

autor

John B. Conway

• University of Tennessee, Knoxville, TN 37996-1300, U.S.A.

autor

Gabriel Prǎjiturǎ

• State University of New York, Brockport, NY 14420, U.S.A.

Identyfikatory

DOI

10.4064/sm166-1-1