Criteria of Contractability and Rational Singularities
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book series (UTX)
In what follows, surface will mean nonsingular projective surface. If other types of surfaces are to be considered, we will specify that explicitly; for example, we will say normal surfaces, affine surfaces, etc.
KeywordsExact Sequence Local Ring Rational Singularity Dynkin Diagram Global Section
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
The main references for this chapter are [Artl, Art2].Google Scholar
The method of proof of (3.12), (3.13), and (3.14) belongs to the author.Google Scholar
Some of the proofs (for example, those of (3.23), (3.24), and (3.25)) were inspired by [Lip].Google Scholar
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