Abstract
We give a geometric construction of the Verma modules of a symmetric Kac-Moody Lie algebra $\mathfrak{g}$ in terms of constructible functions on the varieties of nilpotent finite-dimensional modules of the corresponding preprojective algebra $\Lambda$.
Citation
Christof Geiss. Bernard Leclerc. Jan Schröer. "Verma modules and preprojective algebras." Nagoya Math. J. 182 241 - 258, 2006.
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