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Homotopy theory
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#	Item
631	Applied Categorical Structures 11: 185–206, 2003. © 2003 Kluwer Academic Publishers. Printed in the Netherlands[removed]Homotopies and Automorphisms of Crossed Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2007-03-15 03:50:38 Group theory Category theory Higher category theory Algebraic structures Crossed module Groupoid Double groupoid Lie groupoid 2-group Abstract algebra Algebra Homotopy theory
632	The Equivalence of ∞-groupoids and Crossed Complexes∗ Ronald Brown and Philip J Higgins Contents Introduction Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2007-02-28 12:57:33 Category theory Homotopy theory Algebraic structures Group actions Algebraic topology Groupoid Double groupoid Crossed module Ronald Brown Abstract algebra Algebra Mathematics
633	The algebra of cubes∗† Philip J. Higgins, Department of Mathematics Durham University Durham, DH1 3LE England Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2007-01-19 16:07:06 Mathematics Algebraic topology Category theory Higher category theory Algebraic structures Groupoid Double groupoid Crossed module Seifert–van Kampen theorem Abstract algebra Topology Homotopy theory
634	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 Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2006-12-02 13:18:44 Homotopy theory Category theory Algebraic topology Group actions CW complex Seifert–van Kampen theorem Groupoid Constructible universe Abstract algebra Topology Mathematics
635	Crossed complexes and higher homotopy groupoids as non commutative tools for higher dimensional local-to-global problems∗ Ronald Brown† March 1, 2009 Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2009-03-01 12:04:52 Homotopy theory Algebraic topology Category theory Higher category theory Algebraic structures Double groupoid Crossed module Groupoid Seifert–van Kampen theorem Abstract algebra Topology Mathematics
636	VAN KAMPEN THEOREMS FOR DIAGRAMS OF SPACES∗ Ronald Brown and Jean-Louis Loday INTRODUCTION LET X be a pointed space and {A, B} an open cover of X such that A, B and C = A ∩ B are connected, and (A, C), (B, C) are 1-c Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2008-04-14 14:49:48 Homotopy theory Homotopy group Crossed module Fundamental group Covering space Sheaf Functor Adjoint functors Group cohomology Abstract algebra Topology Algebraic topology
637	Section Talks Discrete Geometry and Algebraic Topology Malkhaz Bakuradze Montpellier, France Presentations of some Morava K-theory rings in Chern classes Ludwig Danzer Dortmund, Germany Do the canonical cells permit a q Add to Reading List Source URL: keldysh-100.mi.ras.ru Language: English - Date: 2004-08-23 05:08:01 Homotopy theory Algebraic topology 3-manifolds Manifold Homotopy Topological manifold Cobordism Characteristic class Knot Topology Differential topology Geometric topology
638	C AHIERS DE TOPOLOGIE ET GÉOMÉTRIE DIFFÉRENTIELLE CATÉGORIQUES RONALD B ROWN C HRISTOPHER B. S PENCER Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2008-05-25 09:00:41 Mathematics Category theory Higher category theory Algebraic topology Algebraic structures Double groupoid Groupoid Seifert–van Kampen theorem Crossed module Abstract algebra Homotopy theory Topology
639	Colimit Theorems for Relative Homotopy Groups∗ Ronald Brown† School of Mathematics, University of Wales, Bangor, Dean St., Bangor, Gwynedd LL57 1UT, Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2012-12-14 09:39:55 Homotopy theory Algebraic topology Hurewicz theorem Homotopy group Crossed module Fundamental group CW complex Seifert–van Kampen theorem Homotopy Topology Abstract algebra Mathematics
640	HOMOTOPICAL EXCISION, AND HUREWICZ THEOREMS, FOR n-CUBES OF SPACES ∗ Ronald Brown and Jean-Louis Loday Introduction The fact that the relative homotopy groups do not satisfy excision makes the computation of absolute h Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2006-12-24 10:28:00 Algebraic topology Homology theory Hurewicz theorem Homotopy group Category theory Crossed module Fundamental group Functor Seifert–van Kampen theorem Abstract algebra Topology Homotopy theory

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