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hep-th2004★ 1 cited
A Localization Principle for Orbifold Theories
Tommaso de Fernex, Ernesto Lupercio, Thomas Nevins +1
In this article, written primarily for physicists and geometers, we survey several manifestations of a general localization principle for orbifold theories such as -theory, inde…
hep-th2002
Deligne Cohomology for Orbifolds, discrete torsion and B-fields
Ernesto Lupercio, Bernardo Uribe
In this paper we introduce the concept of Deligne cohomology of an orbifold. We prove that the third Deligne cohomology group of a smooth étale groupoid classify gerbes with connec…