Results 101 to 110 of about 14,642,230 (161)

Homomorphisms between \(C^{*}\)-algebras and linear derivations on \(C^{*}\)-algebras

open access: yesJournal of Mathematical Analysis and Applications, 2008
The authors prove the stability of homomorphisms and derivations between unital \(C^*\)-algebras. For similar results see the papers of \textit{C. Park} [Proc. Am. Math. Soc. 132, No. 6, 1739--1745 (2004; Zbl 1055.47032), Acta Appl. Math. 102, No. 1, 71--85 (2008; Zbl 1148.39028), J. Math. Anal. Appl. 307, No. 2, 753--762 (2005; Zbl 1101.39015)].
Park, Choonkil   +2 more
openaire   +2 more sources

Boundary Algebra: A Simpler Approach to Boolean Algebra and the Sentential Connectives [PDF]

open access: yes
Boundary algebra [BA] is a algebra of type , and a simplified notation for Spencer-Brown’s (1969) primary algebra. The syntax of the primary arithmetic [PA] consists of two atoms, () and the blank page, concatenation, and enclosure between ‘(‘ and ...
Philip Meguire
core  

The C*-algebra of a Hilbert Bimodule

open access: yes, 1997
We regard a right Hilbert C*-module X over a C*-algebra A endowed with an isometric *-homomorphism ϕ: A\to L_A(X) as an object X_A of the C*-category of right Hilbert A-modules. Following a construction by the first author and Roberts, we associate to it a C*-algebra O_{X_A} containing X as a ``Hilbert A-bimodule in O_{X_A}''.
DOPLICHER S   +2 more
openaire   +5 more sources

Symmetric subgroups in modular group algebras

open access: yes, 2010
This preprint is translated from the original journal publication in Russian: A. Konovalov and A. Tsapok, Symmetric subgroups of the normalised unit group of the modular group algebra of a finite p-group, Nauk. Visn. Uzhgorod. Univ., Ser. Mat., 9 (2004),
Krivokhata, A. G., Konovalov, Alexander
core  

Spin Representations of the q-Poincare Algebra [PDF]

open access: yes, 2001
In der Quantenmechanik können freie Elementarteilchen durch irreduzible Darstellungen der Poincare-Algebra beschrieben werden. Im Rahmen der Darstellungtheorie der q-deformierten Poincaré-Algebra untersucht diese Arbeit den Spin von Teilchen auf einer ...
Blohmann, Christian
core  

Beginning Algebra

open access: yes, 2012
This course is intended to provide the student with a strong foundation for intermediate algebra and beyond. Beginning Algebra has been developed through a partnership with the Washington State Board for Community and Technical Colleges; the Saylor ...
The Saylor Foundation
core  

Basis Of The Identities Of The Matrix Algebra Of Order Two Over A Field Of Characteristic P ≠ 2

open access: yes, 2015
In this paper we prove that the polynomial identities of the matrix algebra of order 2 over an infinite field of characteristic p≠2 admit a finite basis. We exhibit a finite basis consisting of four identities, and in "almost" all cases for p we describe
Koshlukov, P, Koshlukov P.
core   +1 more source

On upper modular subalgebras of a Lie algebra. [PDF]

open access: yes, 2004
This paper is a further contribution to the extensive study by a number of authors of the subalgebra lattice of a Lie algebra. We give some necessary and some sufficient conditions for a subalgebra to be upper modular.
Bowman, Kevin   +2 more
core  

Duality between quasi-symmetric functions and the Solomon descent algebra

open access: yes, 1995
The ring QSym of quasi-symmetric functions is naturally the dual of the Solomon descent algebra. The product and the two coproducts of the first (extending those of the symmetric functions) correspond to a coproduct and two products of the second, which ...
Malvenuto, C.   +3 more
core   +1 more source

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