A criterion for a variety to be a cone

DOI10.1007/BF02564454zbMath0633.14028MaRDI QIDQ1095982

Andrew John Sommese, Mauro C. Beltrametti

Publication date: 1987

Published in: Commentarii Mathematici Helvetici (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/140091

zbMATH Keywords

cone3- dimensional Gorenstein varietiesnon-rational singularitiesnormal Cohen-Macaulay variety

Mathematics Subject Classification ID

Varieties defined by ring conditions (factorial, Cohen-Macaulay, seminormal) (14M05) (3)-folds (14J30) Families, moduli, classification: algebraic theory (14J10) (n)-folds ((n>4)) (14J40)

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A new characterization of rational surface singularities

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