A simple right-alternative, but not alternative, superalgebra whose even part coincides with an algebra of second-order matrices is called an asymmetric double. It is known that such superalgebras are eight-dimensional. We give a solution to the isomorphism problem for asymmetric doubles, point out their automorphism groups and derivation superalgebras.
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Translated from Algebra i Logika, Vol. 58, No. 5, pp. 627-649, September-October, 2019.
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Pchelintsev, S.V., Shashkov, O.V. Simple Asymmetric Doubles, Their Automorphisms and Derivations. Algebra Logic 58, 417–433 (2019). https://doi.org/10.1007/s10469-019-09561-z
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DOI: https://doi.org/10.1007/s10469-019-09561-z