1.

Record Nr.

UNINA9910480263403321

Titolo

Combinatorial methods in topology and algebraic geometry / / John R. Harper and Richard Mandelbaum, editors

Pubbl/distr/stampa

Providence, Rhode Island : , : American Mathematical Society, , [1985]

©1985

ISBN

0-8218-7629-5

Descrizione fisica

1 online resource (370 p.)

Collana

Contemporary mathematics, , 0271-4132 ; ; volume 44

Disciplina

514/.22

Soggetti

Combinatorial topology

Geometry, Algebraic

Combinatorial analysis

Electronic books.

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Description based upon print version of record.

Nota di bibliografia

Includes bibliographical references.

Nota di contenuto

""Table of Contents ""; ""Introduction""; ""Plenary lectures""; ""List of participants""; ""Topology and Combinatorial Group Theory""; ""Collapses of K X I and Group Presentations""; ""On the Andrews-Curtis-Conjecture and related problems""; ""Integral representations of Aut Fn and presentation classes of groups""; ""A note on commutators and squares in free products""; ""Rigidity of almost crystallographic groups""; ""Finite graphs and free groups""; ""A topological proof of a theorem of Brunner and Burns about M. Hall groups""; ""Knot Theory""

""The Murasugi sum is a natural geometric operation II""""The Arf Invariant of classical knots""; ""The unknotting number of a classical knot""; ""A general position theorem for surfaces in Euclidean 4-space""; ""3-Manifolds""; ""On the equivariant Dehn lemma""; ""Virtually Haken manifolds""; ""Lectures on 3-fold simple coverings and 3-manifolds""; ""The Witt classes of Seifert manifolds""; ""Outermost forks and a theorem of Jaco""; ""Surfaces in 3-manifolds""; ""Homotopy Theory And Infinite Dimensional Topology""; ""Taming Hopf invariants""

""Artin's braid groups and classical homotopy theory""""More compacta of infinite cohomological dimension""; ""Endomorphisms in the homotopy category""; ""Four Manifolds and Algebraic Surfaces""; ""On



fake [S3xS'#S2 x S2]""; ""Manifolds having non-ample Norman bundles in quadrices""; ""Lefschetz fibrations of Riemann surfaces and decompositions of complex elliptic surfaces""; ""Algebraic surfaces and the arithmetic of braids, II""; ""A note on moves and on irregular coverings of S4""