ON PROJECTIVE REPRESENTATIONS OF A FINITE GROUP AND ITS SUBGROUPS I

  • Park, Seung-Ahn ;
  • Park, Eun-Mi
  • Published : 1996.05.01

Abstract

Let G be a finite group and F be a field of characteristic $p \geq 0$. Let $\Gamma = F^f G$ be a twisted group algebra corresponding to a 2-cocycle $f \in Z^2(G,F^*), where F^* = F - {0}$ is the multiplicative subgroup of F.

Keywords

projective representation;cohomology