Divisorial contractions to some Gorenstein singularities

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Divisorial contractions to singularities, defined by equations $xy+z^n+u^n=0$ $n\ge3$ and $xy+z^3+u^4=0$ are classified.
10 pages, 1 figire

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Algebraic Geometry, 14E30

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http://salesiana.dossiersoluciones.com/handle/123456789/62795

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0112011
 http://arxiv.org/abs/math/0112011

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arXiv