Finite groups Representations of groups 6 Linear algebraic groups 4 Algebraic number theory 2 Group rings 2 Integral representations 2 Algebraic fields 1 Algebraic topology 1 Associative algebras 1 Braid theory 1 Buildings (Group theory) 1 Chevalley groups 1 Crystallography, Mathematical 1 Green functors 1 Group extensions (Mathematics) 1 Hopf algebras 1 Isomorphisms (Mathematics) 1 K-theory 1 Lie groups 1 Manifolds (Mathematics) 1 Mappings (Mathematics) 1 Surfaces 1 Transformation groups 1 p-adic numbers 1