English

Center of Banach algebra valued Beurling algebras

Functional Analysis 2022-09-19 v1

Abstract

We prove that for a Banach algebra AA having a bounded Z(A)\mathcal{Z}(A)-approximate identity and for every [IN]\bf[IN] group GG with weight ww which is either constant on conjugacy classes or w1w \geq 1, Z(Lw1(G)γA)Z(Lw1(G))γZ(A)\mathcal{Z}\big(L^1_w(G) \otimes^\gamma A\big) \cong \mathcal{Z}(L^1_w(G)) \otimes^\gamma \mathcal{Z}(A). As an application, we discuss the conditions under which Z(Lw1(G,A))\mathcal{Z}\big(L^1_w(G,A)\big) enjoys certain Banach algebraic properties, for example, weak amenability, semisimplicity etc.

Keywords

Cite

@article{arxiv.2104.01559,
  title  = {Center of Banach algebra valued Beurling algebras},
  author = {Bharat Talwar and Ranjana Jain},
  journal= {arXiv preprint arXiv:2104.01559},
  year   = {2022}
}

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10 pages