Ruled fibrations on normal surfaces

DOI10.2969/jmsj/04020249zbMath0655.14014OpenAlexW2049180812MaRDI QIDQ1109092

Fumio Sakai

Publication date: 1988

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/04020249

zbMATH Keywords

classificationWeil divisorampleness criterionNagata inequality for the self- intersection numbersstructure of normal surfaces admitting a minimal ruled fibration

Mathematics Subject Classification ID

Rational and ruled surfaces (14J26) Families, moduli, classification: algebraic theory (14J10) Divisors, linear systems, invertible sheaves (14C20)

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On polarized normal surfaces ⋮ Coverings of Rational Ruled Normal Surfaces

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