The virtual number of \(D_ \infty\) points. I

DOI10.1016/0040-9383(90)90006-6zbMath0752.32010OpenAlexW4213339984MaRDI QIDQ1813787

Theo de Jong

Publication date: 25 June 1992

Published in: Topology (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0040-9383(90)90006-6

zbMATH Keywords

Euler characteristicisolated singularitynonisolated singularityMilnor fibrenumerical invariantMorsificationMorse singularity\(D_ \infty\) singularitycontinuity under deformationvirtual number

Mathematics Subject Classification ID

Vector fields, frame fields in differential topology (57R25) Deformations of complex singularities; vanishing cycles (32S30) Local complex singularities (32S05) Invariants of analytic local rings (32S10)

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