Excess Porteous, coherent Porteous, and the hyperelliptic locus in \(\overline {\mathfrak M_{3}}\)

DOI10.1307/mmj/1339011531zbMath1262.14026OpenAlexW2054379341MaRDI QIDQ1940064

Thomas Bleier

Publication date: 5 March 2013

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

Full work available at URL: https://projecteuclid.org/euclid.mmj/1339011531

zbMATH Keywords

coherent sheavesresidual intersectionChow groupDeligne-Mumford compactificationFitting idealsdegeneracy classThom-Porteous formulaexcess intersection theory

Mathematics Subject Classification ID

Intersection theory, characteristic classes, intersection multiplicities in algebraic geometry (14C17) Families, moduli of curves (algebraic) (14H10) Algebraic cycles (14C25)

Related Items (3)

The stable hyperelliptic locus in genus 3: an application of Porteous formula ⋮ Modifications of Hodge bundles and enumerative geometry: the stable hyperelliptic locus ⋮ Inflectionary Invariants for Isolated Complete Intersection Curve Singularities

Cites Work

• Porteous's formula for maps between coherent sheaves
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