On extremal contractions from threefolds to surfaces: The case of one non-Gorenstein point and a nonsingular base surface

DOI10.1007/BF02169156zbMath0948.14012arXivalg-geom/9702011OpenAlexW2003275028MaRDI QIDQ1807493

Yuri G. Prokhorov

Publication date: 22 November 1999

Published in: Journal of Mathematical Sciences (New York) (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/alg-geom/9702011

zbMATH Keywords

extremal contractionthreefoldterminal singularityMori conic bundlenon-Gorenstein point

Mathematics Subject Classification ID

(3)-folds (14J30) Minimal model program (Mori theory, extremal rays) (14E30)

Related Items (2)

The rationality problem for conic bundles ⋮ Mori conic bundles with a reduced log-terminal boundary

Cites Work

• Crepant blowing-up of 3-dimensional canonical singularities and its application to degenerations of surfaces
• On 3-dimensional terminal singularities
• Flip Theorem and the Existence of Minimal Models for 3-Folds
• 3-FOLD LOG FLIPS
• Variétés de Prym et jacobiennes intermédiaires
• A rationality criterion for conic bundles
• Unnamed Item

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