group theory algebra 70 finite groups 23 group representation theory 17 okruhy (algebra) 14 linear algebraic groups 13 grupoids 12 more ... algebraic geometry 10 algebraic structures 10 theory of numbers 10 Lie groups 9 algebraic topology 9 Abel groups 8 abstraktní algebra 8 associative rings and algebras 7 semigroups 7 symmetry 7 mathematical physics 6 arithmetic 5 complex variable function 5 geometry 5 combinatorics 5 quasigroups 5 mathematics 5 polynomy 5 topological groups 5 topology 5 manifolds 5 permutation groups 4 hyperbolical geometry 4 less ...