1.

Record Nr.

UNINA9910819090303321

Autore

Lipman Joseph

Titolo

Topological invariants of quasi-ordinary singularities, embedded topological classificationof quasi-ordinary singularities / / Joseph Lipman, Yih-Nan Gau ; with an appendix by Joseph Lipman

Pubbl/distr/stampa

Providence, Rhode Island, United States : , : American Mathematical Society, , 1988

©1988

ISBN

1-4704-0808-2

Descrizione fisica

1 online resource (137 p.)

Collana

Memoirs of the American Mathematical Society, , 0065-9266 ; ; Volume 74, Number 388

Disciplina

510 s

Soggetti

Singularities (Mathematics)

Analytic spaces

Knot theory

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

"July 1988, Volume 74, Number 388 (end of volume)"--Cover.

Nota di bibliografia

Includes bibliographical references.

Nota di contenuto

""Table of Contents""; ""Topological invariants of quasi-ordinary singularities""; ""Introduction""; ""I â€? Rational equivalence and local homology in codimension one""; ""Â1. Local fundamental class map""; ""Â2. Codimension one cycles at quotient singularities""; ""Â3. Quasi-ordinary singularities""; ""Â4. Presentation of the group A[sub(d-1)] â?? H[sub(2d-2)]""; ""II â€? The hypersurface case""; ""Â5. Characteristic monomials of quasi-ordinary parametrizations""; ""Â6. Topological invariance of the reduced branching sequence""; ""Â7. Appendix: The singular locus""; ""References""

""Embedded topological classification of quasi-ordinary singularities""""Introduction""; ""Â1. Statement of main results""; ""Â2. Some plane sections of X and two key lemmas""; ""Â3. Topological invariants""; ""Â4. Proof of the main theorem""; ""References""; ""Appendix""