English

A construction of admissible $A_1^{(1)}$-modules of level $-{4/3}$

Quantum Algebra 2007-05-23 v2 Mathematical Physics math.MP Representation Theory

Abstract

By using generalized vertex algebras associated to rational lattices, we construct explicitly the admissible modules for the affine Lie algebra A1(1)A_1 ^{(1)} of level 4/3-{4/3}. As an application, we show that the W(2,5) algebra with central charge c=-7 investigated in math.QA/0207155 is a subalgebra of the simple affine vertex operator algebra L(4/3Λ0)L(-{4/3}\Lambda_0).

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Cite

@article{arxiv.math/0401023,
  title  = {A construction of admissible $A_1^{(1)}$-modules of level $-{4/3}$},
  author = {Drazen Adamovic},
  journal= {arXiv preprint arXiv:math/0401023},
  year   = {2007}
}

Comments

16 pages; Latex; minor changes; added references