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Seifert
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#	Item
261	Ruhr-University Bochum Institute of Development Research and Development Policy PhD Program “International Development Studies” PhD Project by Jurek Seifert Supervisor: Prof. Dr. Tobias Debiel, University of Duisburg Add to Reading List Source URL: www.development-research.org Language: English - Date: 2014-03-18 05:15:28 International relations Economic geography South-South cooperation BRIC Development aid International economics Development Sustainability International development
262	Groupoids and crossed objects in algebraic topology Ronald Brown∗ School of Computer Science Bangor University United Kingdom October 23, 2011 Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2011-10-23 12:37:46 Homotopy theory Category theory Higher category theory Algebraic topology Algebraic structures Groupoid Double groupoid Seifert–van Kampen theorem Group action Abstract algebra Mathematics Algebra
263	FROM GROUPS TO GROUPOIDS: A BRIEF SURVEY ∗ RONALD BROWN Bull. London Math. Soc[removed][removed] Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2012-04-02 11:09:15 Homotopy theory Category theory Algebraic topology Group theory Higher category theory Groupoid Seifert–van Kampen theorem Double groupoid Group action Abstract algebra Mathematics Algebra
264	************************************** BANACH CENTER PUBLICATIONS, VOLUME INSTITUTE OF MATHEMATICS POLISH ACADEMY OF SCIENCES WARSZAWA 200* Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2006-11-26 09:46:46 Homotopy theory Algebraic topology Category theory Differential geometry Higher category theory Groupoid Double groupoid Seifert–van Kampen theorem Lie groupoid Abstract algebra Mathematics Topology
265	The Seifert-van Kampen Theorem for the fundamental groupoid of a space with a set of base points This note is an extract for the convenience of readers of a section of the book [BHS11], with some additional comments. Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2014-04-10 13:42:56 Algebra Category theory Higher category theory Algebraic structures Algebraic topology Double groupoid Seifert–van Kampen theorem Groupoid Pushout Abstract algebra Mathematics Homotopy theory
266	Journal of Homotopy and Related Structures, vol. 1(1), 2006, pp.175–183 GROUPOIDS, THE PHRAGMEN-BROUWER PROPERTY, AND THE JORDAN CURVE THEOREM RONALD BROWN (communicated by Frederick Cohen) Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2007-12-16 10:48:42 Mathematics Seifert–van Kampen theorem Groupoid Covering space Fundamental group Pushout Group action Path Jordan curve theorem Abstract algebra Topology Homotopy theory
267	Groups, groupoids and higher groupoids in algebraic topology An area of mathematics in which nonabelian structures have proved important is algebraic topology, where the fundamental group π1 (X, a) of a space X at a bas Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2010-12-20 11:50:11 Homotopy theory Category theory Higher category theory Algebraic topology Algebraic structures Double groupoid Seifert–van Kampen theorem Higher-dimensional algebra Homotopy group Abstract algebra Topology Mathematics
268	Homotopy theory, and change of base for groupoids and multiple groupoids∗† Ronald Brown March 6, 2007 Abstract Add to Reading List Source URL: pages.bangor.ac.uk Language: English - Date: 2007-03-06 17:03:14 Homotopy theory Category theory Higher category theory Algebraic topology Algebraic structures Double groupoid Groupoid Seifert–van Kampen theorem Crossed module Abstract algebra Mathematics Topology
269	Preliminaries and the Montesinos trick The classification theorems and a proof Final thoughts and conjectures Seifert fibered surgery on Montesinos knots Jeffrey Meier Add to Reading List Source URL: www.ma.utexas.edu Language: English - Date: 2013-06-27 05:19:53 Geometrization conjecture Hyperbolic link Dehn surgery Topology 3-manifolds Geometric topology
270	Chapter 6 Conclusions and recommendations for smallholder dairy development Pictures on this and previous double page: Transportation (Pictures by: Torsten Hemme, Otto Garcia and Katja Seifert) Add to Reading List Source URL: www.fao.org Language: English - Date: 2010-05-10 11:18:13 Cattle Milk Dairy Industrial agriculture Dairy Farmers of Manitoba Dairy farming in New Zealand Livestock Agriculture Dairy farming

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