Abstract
We obtain the first example of an infinite series of finite simple groups that are uniquely determined by their prime graph in the class of all finite groups. We also show that there exist almost simple groups for which the number of finite groups with the same prime graph is equal to 2.
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Supported by RFBR grant No. 05-01-00797, and by SB RAS Young Researchers Support grant No. 29 and Integration project No. 2006.1.2.
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Translated from Algebra i Logika, Vol. 45, No. 4, pp. 390–408, July–August, 2006.
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Zavarnitsine, A.V. Recognition of finite groups by the prime graph. Algebr Logic 45, 220–231 (2006). https://doi.org/10.1007/s10469-006-0020-9
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DOI: https://doi.org/10.1007/s10469-006-0020-9