Some generalizations of Castelnuovo's lemma on zero-dimensional schemes

DOI10.1006/jabr.1994.1346zbMath0838.14040OpenAlexW2034696499WikidataQ124816681 ScholiaQ124816681MaRDI QIDQ1340434

Kohji Yanagawa

Publication date: 19 December 1994

Published in: Journal of Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1006/jabr.1994.1346

zbMATH Keywords

Hankel matrixrational normal curvecanonical modulerational normal scrollzero-dimensional subschemeCastelnuovo's lemma

Mathematics Subject Classification ID

Varieties defined by ring conditions (factorial, Cohen-Macaulay, seminormal) (14M05) Curves in algebraic geometry (14H99)

Related Items (6)

Togliatti systems associated to the dihedral group and the weak Lefschetz property ⋮ Castelnuovo's lemma and \(h\)-vectors of Cohen-Macaulay homogeneous domains ⋮ A generalization of the strong Castelnuovo lemma ⋮ On the arithmetic Cohen-Macaulayness of varieties parameterized by Togliatti systems ⋮ Higher syzygies of hyperelliptic curves ⋮ The projective geometry of the Gale transform.

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