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math.FA2026
Compact disjointness preserving operators on Banach -modules
Arkady Kitover, Mehmet Orhon
We show that some well known results concerning compact disjointness preserving operators on Banach lattices can be extended to the more general framework of finitely generated Ban…
math.FA2025
Spectrum of weighted composition operators. Part XII. Kamowitz - Scheinberg theorem revisited
Arkady Kitover, Mehmet Orhon
The well-known Kamowitz - Scheinberg theorem states that if is an automorphism of a commutative semi-simple Banach algebra and $U^n \neq I, n \in \mathds{N}$, then the spectrum…