Extensions of elementary Abelian groups of order 2\(^{2n}\) by S\(_{2n}\)(2) and the degree 2-cohomology of S\(_{2n}\)(2)
From MaRDI portal
Publication:1845080
zbMath0284.20039MaRDI QIDQ1845080
Publication date: 1974
Published in: Illinois Journal of Mathematics (Search for Journal in Brave)
Extensions, wreath products, and other compositions of groups (20E22) Finite simple groups and their classification (20D05)
Related Items
Computing the conjugacy classes and character table of a non-split extension \(2^6\cdot (2^5 : S_6)\) from a split extension \(2^6 : (2^5 : S_6)\), Involutory homologies on affine planes, Endliche Gruppen, die eine Involution z besitzen, so daß F*(C(z)) das direkte Produkt einer extraspeziellen 2-Gruppe von kleiner Weite mit einer elementarabelschen 2-Gruppe ist. II, A characterization of M(22)., Some subgroups of SL(n,\(2^ m)\). I, Cohomology of symplectic groups and Meyer's signature theorem, 3-transposition groups with non-central normal 2-subgroups, On extensions of an elementary Abelian group of order 2\(^5\) by GL(5,2), Simple groups transitive on internal flags, On finite groups whose centralizer of an involution has normal extra special and Abelian subgroups. I, A semiclassical parabolic system related to \(F_4\)