Representations of groups Group theory 4 Symmetry (Mathematics) 3 Associative algebras 2 Automorphic forms 2 Characters of groups 2 Finite groups 2 Harmonic analysis 2 Mathematical analysis 2 Matrices 2 Nonassociative algebras 2 Quasigroups 2 Representations of algebras 2 Topological groups 2 Algebra 1 Cohomology operations 1 Geometry, Differential 1 Geometry, algebraic 1 Invariants 1 Lie groups 1 Mathematical physics 1 Mathematics 1 Number theory 1 Polynomials 1 Symmetry groups 1 Symplectic manifolds 1