The index of a 1-form on a real quotient singularity

DOI10.1007/s10688-018-0220-9zbMath1401.14020OpenAlexW2842175711WikidataQ129547268 ScholiaQ129547268MaRDI QIDQ1791751

Sabir M. Gusein-Zade, Wolfgang Ebeling

Publication date: 11 October 2018

Published in: Functional Analysis and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10688-018-0220-9

zbMATH Keywords

indexgroup actionsignature formula1-formreal quotient singularity

Mathematics Subject Classification ID

Singularities in algebraic geometry (14B05) Differential forms in global analysis (58A10) Topological aspects of complex singularities: Lefschetz theorems, topological classification, invariants (32S50)

Cites Work

• Quadratic forms for a 1-form on an isolated complete intersection singularity
• An algebraic formula for the degree of a \(C^\infty\) map germ. Sur une inegalite a la Minkowski pour les multiplicites
• Radial index and Euler obstruction of a 1-form on a singular variety