Results 81 to 90 of about 126 (115)
Some of the next articles are maybe not open access.

Arens regularity and point Arens regularity of semigroup algebras

Positivity, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ramin Ramezani, A R Medghalchi
exaly   +3 more sources

Bicommutants and Arens Regularity [PDF]

open access: yesCommunications in Algebra, 2015
Let $C$ and $R$ be unital rings and $Z$ an injective cogenerator for right $C$-modules. For an $R,C$-bimodule $U$ let $U^*=Hom_C(U,Z)$, $S=End_R(U)$ and $Biend_R(U)=End_S(U)$, the biendomorphism ring of $U$. Under suitable requirements on $U$ we show that $B:=Biend_R(U)$ can be identified with a subring of $\tilde{B}:=Biend_R(U^*)$,study conditions for
Bojan Magajna
exaly   +3 more sources

Arens regularity for totally ordered semigroups

open access: yesSemigroup Forum, 2022
AbstractLetSbe a semigroup. We shall consider the centres of the semigroup$$(\beta \,S, \,\Box \,)$$(βS,□)and of the algebra$$(M(\beta \,S), \,\Box \,)$$(M(βS),□), where$$M(\beta \,S)$$M(βS)is the bidual of the semigroup algebra$$(\ell ^{\,1}(S),\,\star \,)$$(ℓ1(S),⋆), and whether the semigroup and the semigroup algebra are Arens regular, strongly ...
D Strauß, H G Dales, D Strauss
exaly   +3 more sources

Arens regularity of module actions [PDF]

open access: yesStudia Mathematica, 2007
We study the Arens regularity of module actions of Banach left or right modules over Banach algebras. We prove that if A has a brai (blai), then the right (left) module action of A on Ais Arens regular if and only if A is reflexive. We find that Arens regularity is implied by the factorization of Aor A when A is a left or a right ideal in A . The
M Eshaghi Gordji, M Filali
exaly   +2 more sources

ARENS REGULARITY AND REFLEXIVITY

Quarterly Journal of Mathematics, 1981
exaly   +2 more sources

ARENS PRODUCTS, ARENS REGULARITY AND RELATED PROBLEMS

Bulletin of the Australian Mathematical Society, 2019
We study the second dual algebra of a Banach algebra and related problems. We resolve some questions raised by Ülger, which are related to Arens products. We then discuss a question of Gulick on the radical of the second dual algebra of the group algebra of a discrete abelian group and give an application of Arens regularity to Fourier and Fourier ...
RUKI MATSUI, YUJI TAKAHASHI
openaire   +1 more source

Arens regularity of projective tensor products [PDF]

open access: yesArchiv Der Mathematik, 2016
For completely contractive Banach algebras $A$ and $B$ (respectively operator algebras $A$ and $B$), the necessary and sufficient conditions for the operator space projective tensor product $A\widehat{\otimes}B$ (respectively the Haagerup tensor product $A\otimes^{h}B$) to be Arens regular are obtained.
Vandana Rajpal
exaly   +4 more sources

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