1.

Record Nr.

UNINA9910480023103321

Titolo

Alpine perspectives on algebraic topology : Third Arolla Conference on Algebraic Topology, August 18-24, 2008, Arolla, Switzerland / / Christian Ausoni, Kathryn Hess, Jérôme Scherer, editors

Pubbl/distr/stampa

Providence, Rhode Island : , : American Mathematical Society, , [2009]

©2009

ISBN

0-8218-8183-3

0-8218-4839-9

Descrizione fisica

1 online resource (274 p.)

Collana

Contemporary mathematics ; ; volume 504

Disciplina

514/.2

Soggetti

Algebraic topology

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

""Contents""; ""Preface""; ""List of Conference Talks""; ""List of Participants""; ""L-complete Hopf algebroids and their comodules""; ""The lattice path operad and Hochschild cochains""; ""Open-closed field theories, string topology, and Hochschild homology""; ""Introduction""; ""1. Open-closed Topological Field Theories""; ""2. The string topology category and its Hochschild homology""; ""3. Relations with the Fukaya category of the cotangent bundle""; ""References""; ""Cellular covers of divisible abelian groups""; ""Some geometric properties of the Witten genus""

""Localization and cellularization of principal fibrations""""Operadic cobar constructions, cylinder objects and homotopy morphisms of algebras over operads""; ""Introduction""; ""The homotopy of operads and of algebras over operads""; ""Â0. The background of dg-modules""; ""Â1. Operads in dg-modules""; ""Â2. The category of algebras associated to an operad""; ""Applications of the operadic cobar construction""; ""Â3. The operadic cobar construction""; ""Â4. The cobar construction and cofibrant models of algebras over operads""; ""Â5. Cylinder objects and homotopy morphisms""

""Bibliography""""Involutions on the rational K-theory of group rings of finite groups""; ""A quick trip through localization""; ""1. Geometric



localization""; ""2. Geometric localization exists""; ""3. Localization of abelian groups""; ""4. Classical localization of abelian groups, inverting a set of primes""; ""5. Classical localization of spaces""; ""6. Limits and derived functors""; ""7. Hom and Ext""; ""8. pâ??completion of abelian groups""; ""9. pâ??completion of topological spaces""; ""10. Miller's theorem and the Zabrodsky Lemma""

""11. An exotic localization theorem and Serre's theorem""""12. Applications of exotic localization""; ""13. Serre's conjecture""; ""References""; ""Divided power structures and chain complexes""