Groupoid

Results: 111



#Item
51Group theory / Category theory / Higher category theory / Algebraic structures / Crossed module / Groupoid / Double groupoid / Lie groupoid / 2-group / Abstract algebra / Algebra / Homotopy theory

Applied Categorical Structures 11: 185–206, 2003. © 2003 Kluwer Academic Publishers. Printed in the Netherlands[removed]Homotopies and Automorphisms of Crossed

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2007-03-15 03:50:38
52Category theory / Homotopy theory / Algebraic structures / Group actions / Algebraic topology / Groupoid / Double groupoid / Crossed module / Ronald Brown / Abstract algebra / Algebra / Mathematics

The Equivalence of ∞-groupoids and Crossed Complexes∗ Ronald Brown and Philip J Higgins Contents Introduction

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2007-02-28 12:57:33
53Mathematics / Algebraic topology / Category theory / Higher category theory / Algebraic structures / Groupoid / Double groupoid / Crossed module / Seifert–van Kampen theorem / Abstract algebra / Topology / Homotopy theory

The algebra of cubes∗† Philip J. Higgins, Department of Mathematics Durham University Durham, DH1 3LE England

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2007-01-19 16:07:06
54Homotopy theory / Category theory / Algebraic topology / Group actions / CW complex / Seifert–van Kampen theorem / Groupoid / Constructible universe / Abstract algebra / Topology / Mathematics

The Equivalence of ω-Groupoids and Cubical T -Complexes Ronald Brown and Philip J. Higgins∗ Introduction The Seifert-van Kampen Theorem involves the category Top∗ of spaces

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Language: English - Date: 2006-12-02 13:18:44
55Homotopy theory / Algebraic topology / Category theory / Higher category theory / Algebraic structures / Double groupoid / Crossed module / Groupoid / Seifert–van Kampen theorem / Abstract algebra / Topology / Mathematics

Crossed complexes and higher homotopy groupoids as non commutative tools for higher dimensional local-to-global problems∗ Ronald Brown† March 1, 2009

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2009-03-01 12:04:52
56Mathematics / Category theory / Higher category theory / Algebraic topology / Algebraic structures / Double groupoid / Groupoid / Seifert–van Kampen theorem / Crossed module / Abstract algebra / Homotopy theory / Topology

C AHIERS DE TOPOLOGIE ET GÉOMÉTRIE DIFFÉRENTIELLE CATÉGORIQUES RONALD B ROWN C HRISTOPHER B. S PENCER

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2008-05-25 09:00:41
57Category theory / Homotopy theory / Algebraic topology / Groupoid / Seifert–van Kampen theorem / Crossed module / Double groupoid / Category / Simplicial set / Abstract algebra / Topology / Mathematics

Advances in Mathematics 170, 71–[removed]doi:[removed]aima[removed]Multiple Categories: The Equivalence of a Globular and a Cubical Approach Fahd Ali Al-Agl1

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2004-10-19 08:39:54
58Mathematics / Category theory / Model category / Groupoid / Crossed module / Weak equivalence / Homotopy group / Fibration / Fibrant object / Homotopy theory / Abstract algebra / Topology

A MODEL STRUCTURE FOR THE HOMOTOPY THEORY OF CROSSED COMPLEXES Ronald BROWN and Marek GOLASINSKI∗ Abstract ` des complexes de chaˆıne mais avec les propri´et´es nonLes complexes crois´es sont analogues a

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2007-05-28 06:24:21
59Category theory / Homotopy theory / Algebraic topology / Algebraic structures / Symmetry / Groupoid / Lie groupoid / Group action / Double groupoid / Abstract algebra / Mathematics / Algebra

COVERING GROUPS OF NON-CONNECTED TOPOLOGICAL GROUPS REVISITED Ronald Brown and Osman Mucuk School of Mathematics University of Wales Bangor, Gwynedd LL57 1UT, U.K.

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2006-12-18 10:25:20
60Mathematics / Algebraic topology / Category theory / Higher category theory / Algebraic structures / Crossed module / Homotopy group / Seifert–van Kampen theorem / Double groupoid / Abstract algebra / Topology / Homotopy theory

COMPUTING HOMOTOPY TYPES USING CROSSED N -CUBES OF GROUPS∗ Ronald Brown University of Wales, Bangor Gwynedd LL57 1UT, U.K. Dedicated to the memory of Frank Adams

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Source URL: pages.bangor.ac.uk

Language: English - Date: 2006-08-12 17:58:10
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