Covering groups of almost simple groups as Galois groups over ℚab(t) |
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| Authors: | Gunter Malle Jack Sonn |
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| Institution: | 1. IWR, Im Neuenheimer Feld 368, D-69120, Heidelberg, Germany
2. Department of Mathematics, Technion, 32000, Haifa, Israel
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| Abstract: | In this paper we construct Galois extensions with the rigidity method and apply a criterion 15] for solving central embedding problems over ?ab(t) to realize regularly the covering groups of most of the classical groups and the sporadic groups as Galois groups over ?ab(t). |
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