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math.QA2006
On certain generalizations of twisted affine Lie algebras and quasimodules for -vertex algebras
Haisheng Li
We continue a previous study on -vertex algebras and their quasimodules. In this paper we refine certain known results and we prove that for any -graded vertex algebra a…
math.QA2006
Twisted modules and quasi-modules for vertex operator algebras
Haisheng Li
We use a result of Barron, Dong and Mason to give a natural isomorphism between the category of twisted modules and the category of quasi-modules of a certain type for a general ve…