On the existence of complements of the canonical divisor for Mori conic bundles

DOI10.1070/SM1997v188n11ABEH000277zbMath0921.14025OpenAlexW2065125657MaRDI QIDQ4398874

Yuri G. Prokhorov

Publication date: 11 October 1998

Published in: Sbornik: Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/sm1997v188n11abeh000277

zbMATH Keywords

birational classificationMori theoryextremal contractionscanonical divisorsingular fibregeneral elephantthree-dimensional algebraic varietiesMori conic bundles

Mathematics Subject Classification ID

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

Related Items

The rationality problem for conic bundles ⋮ On \(\mathbb Q\)-conic bundles ⋮ Equivariant minimal model program ⋮ Threefold extremal contractions of type (IA) ⋮ On classification of ℚ-fano 3-folds of Gorenstein index 2. I ⋮ On \(\mathbb Q\)-conic bundles. II ⋮ Threefold extremal curve germs with one non-Gorenstein point ⋮ General elephants for threefold extremal contractions with one-dimensional fibres: exceptional case ⋮ On semistable Mori conic bundles ⋮ Real algebraic threefolds. III. Conic bundles ⋮ Mori conic bundles with a reduced log-terminal boundary