20Cxx Representation theory of groups [See also 19A22 (for representation rings and Burnside rings)]

• 20C05 Group rings of finite groups and their modules [See also 16S34]
• 20C07 Group rings of infinite groups and their modules [See also 16S34]
• 20C10 Integral representations of finite groups
• 20C11 $p$-adic representations of finite groups
• 20C12 Integral representations of infinite groups
• 20C15 Ordinary representations and characters
• 20C20 Modular representations and characters
• 20C25 Projective representations and multipliers
• 20C30 Representations of finite symmetric groups
• 20C32 Representations of infinite symmetric groups
• 20C33 Representations of finite groups of Lie type
• 20C34 Representations of sporadic groups
• 20C35 Applications of group representations to physics
• 20C40 Computational methods
• 20C99 None of the above, but in this section