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Questions designed to generate a "big list" of certain results, examples, conjectures, etc. via many individual answers, each contributing one or a few instances. Such a question should typically be in Community Wiki mode (CW); after asking, please, flag for moderators attention requesting the question to be made CW.

5 votes

Fun applications of representations of finite groups

At the Joint Meetings, I heard a fun and very interesting talk by Michael Orrison on applications of representation theory in voting theory. It was really neat! You should be able to find out more h …
15 votes
Accepted

Canonical examples of algebraic structures

Neat question... Abelian Group: Z or Z/nZ Nonabelian Group: Dihedral groups or GL_n Commutative Ring: Z or C[x] Noncommutative Ring: Matrix rings Division Ring: Hamilton's Quaternions Field: R o …