Abstract
LetD be a division algebra of degree three over an algebraic number fieldK and let G = SLD. We prove that the normal subgroup structure of G(K) is given by the Platonov-Margulis conjecture. The proof uses the classification of finite simple groups.
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Rapinchuk, A., Potapchik, A. Normal subgroups ofSL 1,D and the classification of finite simple groups. Proc. Indian Acad. Sci. (Math. Sci.) 106, 329–368 (1996). https://doi.org/10.1007/BF02837693
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DOI: https://doi.org/10.1007/BF02837693