Extensions of conformal modules

1997/09/12 by Cheng, Shun-Jen, Kac, Victor, Wakimoto, Minoru · 1 citation
#FOS: Mathematics #Quantum Algebra (math.QA)

paper · doi:10.48550/arxiv.q-alg/9709019

Abstract

In this paper we classify extensions between irreducible finite conformal modules over the Virasoro algebra, over the current algebras and over their semidirect sums.

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• Regular actions and semisimplicity of conformal modules over the general conformal algebra

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