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Bases for representations, LS-paths and Verma flags

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A Tribute to C. S. Seshadri

Abstract

The basic result of this paper is the construction of two kind of bases \(\mathbb{B}(\lambda )\) and \(\mathbb{M}(\lambda )\) for simple finite dimensional representations V(λ) of a semisimple complex Lie algebra \(\mathfrak{g}\). The construction combines the combinatorics of LS-paths [4], the Weyl group combinatorics related to inclusions of Verma modules [1] and the structure of singular vectors in Verma modules [7].

Dedicated to Professor Seshadri on his 70th birthday

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References

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V. Lakshmibai V. Balaji V. B. Mehta K. R. Nagarajan K. Pranjape P. Sankaran R. Sridharan

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© 2003 Hindustan Book Agency

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Littelmann, P. (2003). Bases for representations, LS-paths and Verma flags. In: Lakshmibai, V., et al. A Tribute to C. S. Seshadri. Hindustan Book Agency, Gurgaon. https://doi.org/10.1007/978-93-86279-11-8_21

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