Article ID Journal Published Year Pages File Type
1898931 Journal of Geometry and Physics 2007 12 Pages PDF
Abstract

We compute the Dijkgraaf–Witten invariants of surfaces in terms of projective representations of groups. As an application we prove that the complex Dijkgraaf–Witten invariants of surfaces of positive genus are positive integers.

Keywords
Related Topics
Physical Sciences and Engineering Mathematics Mathematical Physics
Preview
Dijkgraaf–Witten invariants of surfaces and projective representations of groups
Authors
,