Homotopy

Results: 1053



#Item
751Algebraic topology / CW complex / Allen Hatcher / Torus / Isomorphism / Topology / Mathematics / Homotopy theory

ERRATUM TO “STABILIZATION FOR THE AUTOMORPHISMS OF FREE GROUPS WITH BOUNDARIES” ALLEN HATCHER AND NATHALIE WAHL The purpose of this note is to point out a gap in an argument in our paper [4] and explain how to fill i

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Source URL: www.math.cornell.edu

Language: English - Date: 2007-09-15 08:10:18
752Algebraic topology / Homotopy theory / Topological spaces / Geometric topology / Building / CW complex / Triangulation / Simplicial complex / Simplex / Topology / Abstract algebra / Mathematics

THE COMPLEX OF FREE FACTORS OF A FREE GROUP Allen Hatcher * and Karen Vogtmann* ABSTRACT. We show that the geometric realization of the partially ordered set of proper free factors in a finitely generated free group of r

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Source URL: www.math.cornell.edu

Language: English - Date: 1998-01-27 12:11:53
753Differential topology / 3-manifolds / Diffeomorphism / Haken manifold / Mapping class group / Dehn twist / Orientability / Homotopy / Classification of manifolds / Topology / Geometric topology / Homeomorphisms

Finiteness of Classifying Spaces of Relative Diffeomorphism Groups of 3-Manifolds Allen Hatcher Darryl McCullough Department of Mathematics, Cornell University, Ithaca, NY 14853, USA Department of Mathematics, University

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Source URL: www.math.cornell.edu

Language: English - Date: 1998-01-12 12:52:48
754Homeomorphism / Homotopy / Manifold / Connected space / Space / Fundamental group / Topological space / Quotient space / Differentiable manifold / Topology / General topology / Topological manifold

Chapter 4 The Configuration Space Steven M. LaValle University of Illinois

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Source URL: planning.cs.uiuc.edu

Language: English - Date: 2012-04-20 17:07:06
755Algebraic topology / 3-manifolds / Homeomorphisms / Haken manifold / Diffeomorphism / Torus / Mapping class group / Fiber bundle / Homotopy group / Topology / Homotopy theory / Geometric topology

Spaces of Incompressible Surfaces Allen Hatcher The homotopy type of the space of PL homeomorphisms of a Haken 3 manifold was computed in [H1], and with the subsequent proof of the Smale conjecture in [H2], the computati

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Source URL: www.math.cornell.edu

Language: English - Date: 1999-06-11 14:52:31
756Homotopy theory / Algebraic topology / Karen Vogtmann / Homotopy group / Mapping class group / Euler characteristic / Homotopy / CW complex / Out / Topology / Mathematics / Abstract algebra

ISSN[removed]on-line[removed]printed) Algebraic & Geometric Topology Volume[removed]–1272 Published: 24 December 2004

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Source URL: www.math.cornell.edu

Language: English - Date: 2007-09-15 08:10:37
757Algebraic number theory / Algebraic geometry / Homological algebra / Homotopy theory / Étale cohomology / Fundamental group / Elliptic curve / Galois module / Abelian group / Abstract algebra / Algebra / Algebraic topology

GALOIS SECTIONS FOR ABELIANIZED FUNDAMENTAL GROUPS arXiv:0808.2556v2 [math.AG] 9 Apr 2009 ´ SZAMUELY

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Source URL: people.maths.ox.ac.uk

Language: English - Date: 2012-04-13 17:27:34
758Differential topology / Geometric topology / Topological spaces / Homotopy group / CW complex / Homotopy / Diffeomorphism / Surgery theory / Euler characteristic / Topology / Homotopy theory / Algebraic topology

Diffeomorphism Groups of Reducible 3-Manifolds Allen Hatcher In a 1979 announcement by C´esar de S´a and Rourke [CR] there is a sketch of an intuitively appealing approach to measuring the difference between the homoto

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Source URL: www.math.cornell.edu

Language: English - Date: 2008-08-12 20:04:07
759Geometric topology / Homotopy theory / Mapping class group / Diffeomorphism / Orientability / Manifold / Thom space / Homotopy group / Homotopy / Topology / Differential topology / Algebraic topology

A Short Exposition of the Madsen-Weiss Theorem Allen Hatcher The theorem of Madsen and Weiss [MW] identifies the homology of mapping class groups of surfaces, in a stable dimension range, with the homology of a certain i

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Source URL: www.math.cornell.edu

Language: English - Date: 2014-02-12 10:55:42
760Geometric topology / Algebraic topology / Homotopy theory / Fundamental group / Entailment / Mapping class group / Curry–Howard correspondence / Karen Vogtmann / Train track map / Topology / Mathematics / Abstract algebra

RATIONAL HOMOLOGY OF AUT(Fn ) Allen Hatcher * and Karen Vogtmann* ABSTRACT. We compute the rational homology in dimensions less than seven of the group of automorphisms of a finitely generated free group of arbitrary ran

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Source URL: www.math.cornell.edu

Language: English - Date: 1998-12-23 10:36:42
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