Document Type : Research Paper


Department of Mathematics, University of Mohaghegh Ardabili, Ardabil, Iran.


In this paper, we  study the Arens regularity properties of module actions. We investigate some properties of topological centers of module actions ${Z}^\ell_{B^{**}}(A^{**})$ and  ${Z}^\ell_{A^{**}}(B^{**})$ with some conclusions in group algebras.


Main Subjects

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