Nonbirational centers of linear projections of scrolls over curves

DOI10.2996/kmj45306zbMath1505.14111OpenAlexW4311072251MaRDI QIDQ2105765

Atsushi Noma

Publication date: 8 December 2022

Published in: Kodai Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2996/kmj45306

zbMATH Keywords

projective curvelinear projectiondefining equationscrollSegre loci

Mathematics Subject Classification ID

Projective techniques in algebraic geometry (14N05) Classical problems, Schubert calculus (14N15)

Related Items (1)

The number of irreducible components of the locus of nonbirational projection centers

Cites Work

• Defining ideal of the Segre locus in arbitrary characteristic
• Linear free resolutions and minimal multiplicity
• On a theorem of Castelnuovo, and the equations defining space curves
• The red book of varieties and schemes. Includes the Michigan lectures (1974) on ``Curves and their Jacobians.
• On the inseparable degrees of the Gauss map and the projection of the conormal variety to the dual of higher order for space curves
• A Castelnuovo-Mumford regularity bound for scrolls
• On special projections of varieties: epitome to a theorem of Beniamino Segre
• On the regularity of varieties having an extremal secant line
• Projective varieties with nonbirational linear projections and applications
• On the space curves with the same dual varietey.
• Hypersurfaces cutting out a projective variety
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