Results 81 to 90 of about 2,405 (191)

K-Theory for Algebras of Operators on Banach Spaces

open access: yes, 1997
We prove that, for each pair (m; n) of non-negative integers, there is a Banach space X for which K 0 (B(X)) ¸ = Z m and K 1 (B(X)) ¸ = Z n : Along the way we compute the K-groups of all closed ideals of operators contained in the ideal of ...
Niels Jakob Laustsen
core  

Algebras of compact operators [PDF]

open access: yes, 1967
The purpose of this thesis is to examine certain classes of hounded linear operators on a Banach space X in an algebraic light, i.e. as elements of a Banach algebra rather than as operators on X, the Banach algebra in general being the algebra B(X) of
Alexander, J.C.
core  

On some special classes of partially ordered linear algebras

open access: yes, 1972
R. DeMarr (unpublished) has begun a study of Banach algebras as sub-algebras of partially ordered linear algebras, which are Dedekind σ complete. He has shown that the real Banach algebra of norm-bounded linear operators (mapping a real Banach space into
Dai, Taen-Yu
core   +1 more source

Data assimilation in operator algebras. [PDF]

open access: yesProc Natl Acad Sci U S A, 2023
Freeman D   +4 more
europepmc   +1 more source

C-Algebras on some Free-Banach Spaces

open access: yes, 2018
The main goal of this work is to study the Gelfand spaces of some commutative Banach algebras with unit within the space of bounded linear operators. We will also show, under special condition, that this algebra is isometrically isomorphic to some space ...
Aguayo Garrido, José   +2 more
core   +1 more source

Optimal Flat Functions in Carleman-Roumieu Ultraholomorphic Classes in Sectors. [PDF]

open access: yesResults Math, 2023
Jiménez-Garrido J   +3 more
europepmc   +1 more source

Rank-1 nilpotency linear preservers on nest algebras

open access: yes, 2004
Let N and M be two nests on Banach spaces X and Y, respectively, and let Φ be a linear map between nest algebras AlgN and AlgM of which the range contains all rank-1 nilpotent operators in AlgM.
Guo, MZ   +5 more
core   +1 more source

Causality in Schwinger's Picture of Quantum Mechanics. [PDF]

open access: yesEntropy (Basel), 2022
Ciaglia FM   +5 more
europepmc   +1 more source

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