Smoothing of Quiver Varieties

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We show that Gorenstein singularities that are cones over singular Fano varieties provided by so-called flag quivers are smoothable in codimension three. Moreover, we give a precise characterization about the smoothability in codimension three of the Fano variety itself.
20 pages

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Algebraic Geometry, 13D10, 14B07, 14J45, 14M25, 16G20, 52B20

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http://salesiana.dossiersoluciones.com/handle/123456789/114240

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0607285
 http://arxiv.org/abs/math/0607285

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arXiv