Polarized threefolds with non-zero effective anti-adjoint divisors

DOI10.2969/jmsj/04920231zbMath0932.14020OpenAlexW2015810196MaRDI QIDQ1389865

Taro Fujisawa

Publication date: 30 September 1998

Published in: Journal of the Mathematical Society of Japan (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2969/jmsj/04920231

zbMATH Keywords

contractionextremal rayspolarized threefold

Mathematics Subject Classification ID

(3)-folds (14J30) Minimal model program (Mori theory, extremal rays) (14E30) Divisors, linear systems, invertible sheaves (14C20)

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Ample normal crossing divisors consisting of two Del Pezzo manifolds

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