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Eghbal Ghaderi

Eghbal Ghaderi

Academic rank: Assistant Professor
ORCID:
Education: PhD.
ScopusId: 97654
Faculty: Faculty of Science
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Research

Title
On some approximate homological properties of certain Banach algebras
Type
Presentation
Keywords
Approximate biflatness‎, ‎Johnson pseudo-contractibility‎, ‎Lipschitz algebra‎, ‎triangular Banach algebra
Year
2019
Researchers Amir Sahami ، Mehdi Rostami ، Eghbal Ghaderi

Abstract

We study approximate biflatness and Johnson pseudo-contractibility of Lipschitz algebras‎. ‎We show that for a compact metric space $X,$ the Lipschitz algebras $Lip_{\alpha}(X)$ and $\ell ip_{\alpha}(X)$ are approximately biflat if and only if $X$ is finite‎, ‎provided that $0<\alpha<1$‎. ‎Also enough and sufficient condition for vector-valued Lipschitz algebras to be Johnson pseudo-contractible is given‎. ‎We also show that some triangular Banach algebras are not approximately biflat‎.