Results 61 to 70 of about 19,963,404 (159)

Derivations and Extensions in JC-Algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences
A well-known result by Upmeier states that every derivation on a universally reversible JC-algebra A⊆BHsa extends to the C∗-algebra A generated by A in BH.
Fatmah B. Jamjoom, Doha A. Abulhamail
doaj   +1 more source

Linear -Derivations on C-Algebras

open access: yes, 2015
[[abstract]]It is shown that every almost linear almost -derivation h : A ! A on a unital C-algebra, JC-algebra, or Lie C-algebra A is a linear -derivation when h(rx) = rh(x) (r > 1) for all x 2 A. We moreover prove the Cauchy–Rassias stability of linear
Chun-Gil Park
core  

Linear Algebra

open access: yes, 2012
Linear algebra occupies a central place in modern mathematics. Also, it is a beautiful and mature field of mathematics, and mathematicians have developed highly effective methods for solving its problems.

core   +1 more source

Toeplitz Operators with Horizontal Symbols Acting on the Poly-Fock Spaces

open access: yesJournal of Function Spaces, 2018
We describe the C⁎-algebra generated by the Toeplitz operators acting on each poly-Fock space of the complex plane C with the Gaussian measure, where the symbols are bounded functions depending only on x=Re  z and have limit values at y=-∞ and y=∞. The C⁎
Armando Sánchez-Nungaray   +3 more
doaj   +1 more source

Representations of the marked Brauer algebra [PDF]

open access: yes, 2017
The marked Brauer algebra is a generalization of the diagrammatic Brauer algebra which diagrammatizes Moon's centralizer algebra for the type \mathfrak{p} Lie superalgebra.
Tharp, Benjiman
core  

On the Linking Algebra of Hilbert Modules and Morita Equivalence of Locally C*-Algebras [PDF]

open access: yesSurveys in Mathematics and its Applications, 2006
In this paper we introduce the notion of linking algebra of a Hilbert module over a locally C*-algebra and we extend in the context of locally C*-algebras a result of Brown, Green and Rieffel [Pacific J., 1977] which states that two C*-algebras are ...
Maria Joita
doaj  

Nuclear JC-algebras and tensor products of types

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1993
This article is a continuation of [1], to which the reader is referred for the definition and properties of the JC-tensor product of two JC-algebras. Our standard references for nuclear and postliminal C*-algebras are [2,3,4,5,6,7].
Fatmah B. Jamjoom
doaj   +1 more source

ALJABAR-C* KOMUTATIF

open access: yesBarekeng, 2013
These notes in this paper will discuss about C*-algebras commutative and its properties. The theory of algebra-*, Banach-* algebra, C*-algebras and *-homomorphism are included. We also give some examples of commutative C*-algebras.
Harmanus Batkunde
doaj   +1 more source

Root vectors of the composition algebra of the Kronecker algebra

open access: yes, 2004
According to the canonical isomorphism between the positive part Uq⁺(g) of the Drinfeld–Jimbo quantum group Uq(g) and the generic composition algebra C(∆) of Λ, where the Kac–Moody Lie algebra g and the finite dimensional hereditary algebra Λ have ...
Chen, X.
core  

The second local multiplier algebra of a separable C*-algebra

open access: yes, 2013
Several examples of (separable) C*-algebras with the property that their second (iterated) local multiplier algebra is strictly larger than the first have been found by various groups of authors over the past few years, thus answering a question ...
Martin Mathieu, Mathieu, Martin
core   +1 more source

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