Results 21 to 30 of about 30,155 (303)

On Power Compact Operators [PDF]

open access: yesProceedings of the American Mathematical Society, 1980
We give an operator theoretic proof of the following result of D. G. Tacon: Theorem. If { T
openaire   +1 more source

Quantum stochastic convolution cocycles III [PDF]

open access: yes, 2011
The theory of quantum Levy processes on a compact quantum group, and more generally quantum stochastic convolution cocycles on a C*-bialgebra, is extended to locally compact quantum groups and multiplier C*-bialgebras.
Skalski, Adam G.   +3 more
core   +1 more source

Extension of Compact Operators from DF-spaces to C(K) spaces

open access: yesApplied General Topology, 2006
It is proved that every compact operator from a DF-space, closed subspace of another DF-space, into the space C(K) of continuous functions on a compact Hausdorff space K can be extended to a compact operator of the total DF-space.
Fernando Garibay Bonales   +1 more
doaj   +1 more source

Reduced Spectral Synthesis and Compact Operator Synthesis [PDF]

open access: yes, 2020
We introduce and study the notion of reduced spectral synthesis, which unifies the concepts of spectral synthesis and uniqueness in locally compact groups.
Shulman, V. S.   +9 more
core   +1 more source

Smooth, Compact Operators [PDF]

open access: yesProceedings of the American Mathematical Society, 1979
It is a result of Holub’s [Math. Ann. 201 (1973), 157-163], that for T a compact operator on a real Hilbert space, T is smooth
openaire   +1 more source

Compactness properties of operators dominated by AM-compact operators [PDF]

open access: yesProceedings of the American Mathematical Society, 2007
Based on work of Fremlin, the authors study the domination problem for the class of AM-compact oeprators. Let \(E\) be an arbitrary Banach lattice and let \(S\) and \(T\) be two operators from \(E\) into \(E\) such that \(0\leq S\leq T\) and \(T\) is AM-compact. Then it is shown that \(S^2\) is AM-compact.
Aqzzouz, Belmesnaoui   +2 more
openaire   +2 more sources

An extension of compact operators by compact operators with no nontrivial multipliers [PDF]

open access: yesJournal of Noncommutative Geometry, 2018
We construct a noncommutative, separably represented, type I and approximately finite dimensional C^* -algebra such that its multiplier algebra is equal to its unitization. This algebra is an essential extension of the algebra
Ghasemi, S. (Saeed), Koszmider, P.
openaire   +3 more sources

Some special characterisations of Fredholm operators in Banach space

open access: yesBibechana, 2014
A bounded linear operator which has a finite index and which is defined on a Banach space is often referred to in the literature as a Fredholm operator. Fredholm operators are important for a variety of reasons, one being the role that their index plays
Mahendra Shahi
doaj   +3 more sources

A high order compact scheme for hypersonic aerothermodynamics [PDF]

open access: yes, 2010
A novel high order compact scheme for solving the compressible Navier-Stokes equations has been developed. The scheme is an extension of a method originally proposed for solving the Euler equations, and combines several techniques for the solution of ...
Emerson, David   +5 more
core   +1 more source

KARAKTERISTIK OPERATOR PARANORMAL- * QUASI

open access: yesJurnal Lebesgue, 2022
Given Hilbert space  H  over the fields of  . This study aimed to investigate the paranormal- * quasi operators and their properties in Hilbert space.
Gunawan Gunawan, Erni Widiyastuti
doaj   +1 more source

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