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arxiv: q-alg/9709019 · v2 · submitted 1997-09-12 · q-alg · math.QA

Extensions of conformal modules

Shun-Jen Cheng , Victor Kac , Minoru Wakimoto This is my paper
classification q-alg math.QA
keywords conformalextensionsmodulesalgebraalgebrasclassifycurrentfinite
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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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  1. On a class of infinite simple Lie conformal algebras

    math.RT 2019-06 unverdicted novelty 4.0

    Determines central extensions, derivations, and modules for a class of infinite simple Lie conformal algebras from generalized Block type Lie algebras and proves they have no non-trivial finite conformal modules, henc...