Abstract
In the paper, a method of describing the outer derivations of the group algebra of a finitely presentable group is given. The description of derivations is given in terms of characters of the groupoid of the adjoint action of the group.
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Dedicated to the memory of Yu. P. Solovyov
Translated from Fundamentalnaya i Prikladnaya Matematika, Vol. 21, No. 6, pp. 65–78, 2016.
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Arutyunov, A.A., Mishchenko, A.S. & Shtern, A.I. Derivations of Group Algebras. J Math Sci 248, 709–718 (2020). https://doi.org/10.1007/s10958-020-04906-x
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DOI: https://doi.org/10.1007/s10958-020-04906-x