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Ronald Brown - Author Profile - zbMATH Open

Van Kampen theorems for diagrams of spaces. Zbl 0622.55009
Brown, Ronald; Loday, Jean-Louis

1987

Some computations of non-Abelian tensor products of groups. Zbl 0626.20038
Brown, R.; Johnson, D. L.; Robertson, E. F.

1987

\(\mathcal G\)-groupoids, crossed modules and the fundamental groupoid of a topological group. Zbl 0333.55011
Brown, Ronald; Spencer, Christopher B.

1976

Topology and groupoids. 3rd revised, updated and extended ed. Zbl 1093.55001
Brown, Ronald

2006

Nonabelian algebraic topology. Filtered spaces, crossed complexes, cubical homotopy groupoids. With contributions by Christopher D. Wensley and Sergei V. Soloviev. Zbl 1237.55001
Brown, Ronald; Higgins, Philip J.; Sivera, Rafael

2011

On the algebra of cubes. Zbl 0468.55007
Brown, Ronald; Higgins, Philip J.

1981

From groups to groupoids: A brief survey. Zbl 0612.20032
Brown, Ronald

1987

Elements of modern topology. Zbl 0159.52201
Brown, R.

1968

On the connection between the second relative homotopy groups of some related spaces. Zbl 0405.55015
Brown, Ronald; Higgins, Philip J.

1978

Colimit theorems for relative homotopy groups. Zbl 0475.55009
Brown, Ronald; Higgins, Philip J.

1981

Double groupoids and crossed modules. Zbl 0344.18004
Brown, Ronald; Spencer, Christopher B.

1976

Groupoids and crossed objects in algebraic topology. Zbl 0920.55002
Brown, Ronald

1999

Identities among relations. Zbl 0485.57001
Brown, R.; Huebschmann, Johannes

1982

Fibrations of groupoids. Zbl 0194.02202
Brown, R.

1970

Algebraic models of 3-types and automorphism structures for crossed modules. Zbl 0645.18007
Brown, Ronald; Gilbert, N. D.

1989

Hopf formulae for the higher cohomology of a group. Zbl 0611.20032
Brown, Ronald; Ellis, Graham J.

1988

Topology: A geometric account of general topology, homotopy types and the fundamental groupoid. Rev., updated and expanded ed. Zbl 0655.55001
Brown, Ronald

1988

Tensor products and homotopies for \(\omega\)-groupoids and crossed complexes. Zbl 0621.55009
Brown, Ronald; Higgins, Philip J.

1987

Excision homotopique en basse dimension. (Homotopical excision in low dimension). Zbl 0573.55011
Brown, Ronald; Loday, Jean-Louis

1984

Groupoids and van Kampen’s theorem. Zbl 0149.20002
Brown, R.

1967

Determination of a double Lie groupoid by its core diagram. Zbl 0766.22001
Brown, Ronald; Mackenzie, Kirill C. H.

1992

Coproducts of crossed P-modules: applications to second homotopy groups and to the homology of groups. Zbl 0519.55009
Brown, Ronald

1984

The equivalence of infinity-groupoids and crossed complexes. Zbl 0487.55007
Brown, Ronald; Higgins, Philip J.

1981

Higher-dimensional group theory. Zbl 0484.55007
Brown, R.

1982

Function spaces and product topologies. Zbl 0126.38503
Brown, R.

1964

Covering groups of non-connected topological groups revisited. Zbl 0831.57001
Brown, Ronald; Mucuk, Osman

1994

The classifying space of a crossed complex. Zbl 0732.55007
Brown, Ronald; Higgins, Philip J.

1991

Spaces of partial maps, fibred mapping spaces and the compact-open topology. Zbl 0373.54012
Booth, Peter I.; Brown, Ronald

1978

Countable products and sums of lines and circles: their closed subgroups, quotients and duality properties. Zbl 0304.22001
Brown, Ronald; Higgins, Philip J.; Morris, Sidney A.

1975

Orbits under symplectic transvections. I; II: The case \(K=F_ 2\). Zbl 0604.51008
Brown, Ronald; Humphries, Stephen P.

1986

Ten topologies for \(X\times Y\). Zbl 0113.37504
Brown, R.

1963

Homotopical excision, and Hurewicz theorems, for n-cubes of spaces. Zbl 0584.55012
Brown, Ronald; Loday, Jean-Louis

1987

Multiple categories: The equivalence of a globular and a cubical approach. Zbl 1013.18003
Al-Agl, Fahd Ali; Brown, Ronald; Steiner, Richard

2002

Groupoids as coefficients. Zbl 0245.20045
Brown, Ronald

1972

The fundamental groupoid as a topological groupoid. Zbl 0297.55001
Brown, R.; Danesh-Naruie, G.

1975

Q-perfect groups and universal Q-central extensions. Zbl 0729.20013
Brown, Ronald

1990

Double categories, 2-categories, thin structures and connections. Zbl 0918.18005
Brown, Ronald; Mosa, Ghafar H.

1999

Crossed complexes and chain complexes with operators. Zbl 0691.18003
Brown, Ronald; Higgins, Philip J.

1990

Homotopies and automorphisms of crossed modules of groupoids. Zbl 1029.20025
Brown, Ronald; İçen, İlhan

2003

Topological groupoids. II: Covering morphisms and G-spaces. Zbl 0281.22002
Brown, R.; Danesh-Naruie, G.; Hardy, J. P. L.

1976

Coglueing homotopy equivalences. Zbl 0185.51101
Brown, Ronald; Heath, Philip R.

1970

A van Kampen theorem for unions of non-connected spaces. Zbl 0521.57002
Brown, Ronald; Salleh, Abdul Razak

1984

A compact-open topology on partial maps with open domain. Zbl 0436.54012
Abd-Allah, Ahmed M.; Brown, Ronald

1980

A model structure for the homotopy theory of crossed complexes. Zbl 0679.55016
Brown, Ronald; Golasinski, Marek

1989

The holonomy groupoid of a locally topological groupoid. Zbl 0855.22007
Aof, Mohammed A. E.-S. A.-F.; Brown, Ronald

1992

On the second relative homotopy group of an adjunction space: An exposition of a theorem of J. H. C. Whitehead. Zbl 0427.55012
Brown, Ronald

1980

Van Kampen theorems for categories of covering morphisms in lextensive categories. Zbl 0882.18005
Brown, Ronald; Janelidze, George

1997

The monodromy groupoid of a Lie groupoid. Zbl 0844.22006
Brown, Ronald; Múcuk, Osman

1995

A homotopy double groupoid of a Hausdorff space. Zbl 0986.18010
Brown, Ronald; Hardie, Keith A.; Kamps, Klaus Heiner; Porter, Timothy

2002

The equivalence of omega-groupoids and cubical T-complexes. Zbl 0486.55011
Brown, Ronald; Higgins, Philip J.

1981

Topological groupoids. I: Universal constructions. Zbl 0281.22001
Brown, Ronald; Hardy, J. P. L.

1976

Subgroups of free topological groups and free topological products of topological groups. Zbl 0304.22003
Brown, R.; Hardy, J. P. L.

1975

Some non-abelian methods in homotopy theory and homological algebra. Zbl 0558.55001
Brown, Ronald

1984

Crossed complexes and non-abelian extensions. Zbl 0504.55018
Brown, Ronald; Higgins, Philip J.

1982

Foliations, locally Lie groupoids and holonomy. Zbl 0868.22001
Brown, Ronald; Mucuk, Osman

1996

Sur les complexes croises, \(\omega\)-groupoides, et \(T\)-complexes. Zbl 0379.55013
Brown, Ronald; Higgins, Philip J.

1977

Cohomology with chains as coefficients. Zbl 0125.11402
Brown, R.

1964

Modelling and computing homotopy types: I. Zbl 1423.55015
Brown, Ronald

2018

Some nonprojective subgroups of free topological groups. Zbl 0278.22001
Brown, Ronald

1975

Cubical Abelian groups with connections are equivalent to chain complexes. Zbl 1025.18006
Brown, Ronald; Higgins, Philip J.

2003

Computing homotopy types using crossed n-cubes of groups. Zbl 0755.55006
Brown, Ronald

1992

Lie local subgroupoids and their holonomy and monodromy Lie groupoids. Zbl 1006.58016
Brown, Ronald; İçen, İlhan

2001

Holonomy and monodromy groupoids. Zbl 1051.18008
Brown, Ronald; İçen, İlhan; Mucuk, Osman

2001

Graphs of morphisms of graphs. Zbl 1187.18002
Brown, R.; Morris, I.; Shrimpton, J.; Wensley, C. D.

2008

Embeddings in contractible or compact objects. Zbl 0389.22005
Brown, Ronald; Morris, Sidney A.

1978

Galois theory and a new homotopy double groupoid of a map of spaces. Zbl 1050.18005
Brown, Ronald; Janelidze, George

2004

Spaces of maps into classifying spaces for equivariant crossed complexes. Zbl 0898.55009
Brown, R.; Golasiński, M.; Porter, T.; Tonks, A.

1997

Crossed complexes and homotopy groupoids as non commutative tools for higher dimensional local-to-global problems. Zbl 1067.18004
Brown, Ronald

2004

On infinite induced crossed modules and the homotopy 2-type of mapping cones. Zbl 0849.55017
Brown, Ronald; Wensley, Christopher D.

1995

Computation and homotopical applications of induced crossed modules. Zbl 1026.55012
Brown, Ronald; Wensley, Christopher D.

2003

Global actions, groupoid atlases and applications. Zbl 1129.55009
Bak, A.; Brown, R.; Minian, G.; Porter, T.

2006

Groupoids and the Mayer-Vietoris sequence. Zbl 0522.18010
Brown, Ronald; Heath, Philip R.; Kamps, Klaus Heiner

1983

Possible connections between whiskered categories and groupoids, Leibniz algebras, automorphism structures and local-to-global questions. Zbl 1278.18005
Brown, Ronald

2010

On the application of fibred mapping spaces to exponential laws for bundles, ex-spaces and other categories of maps. Zbl 0373.54013
Booth, Peter I.; Brown, Ronald

1978

Computing crossed modules induced by an inclusion of a normal subgroup, with applications to homotopy 2-types. Zbl 0856.18011
Brown, Ronald; Wensley, Christopher D.

1996

Three themes in the work of Charles Ehresmann: local-to-global; groupoids; higher dimensions. Zbl 1123.01015
Brown, Ronald

2007

Towards a 2-dimensional notion of holonomy. Zbl 1039.18004
Brown, Ronald; İçen, İlhan

2003

Galois theory of second order covering maps of simplicial sets. Zbl 0930.55009
Brown, Ronald; Janelidze, George

1999

Coverings of groupoids and Mayer-Vietoris type sequences. Zbl 0553.18005
Brown, Ronald; Heath, Philip R.; Kamps, Klaus Heiner

1984

Sur les complexes croises d’homotopie associes à quelques espaces filtres. Zbl 0374.55008
Brown, Ronald; Higgins, Philip J.

1978

On sequentially proper maps and a sequential compactification. Zbl 0269.54015
Brown, Ronald

1974

Algebraic colimit calculations in homotopy theory using fibred and cofibred categories. Zbl 1169.18006
Brown, Ronald; Sivera, Rafael

2009

On relative homotopy groups of the product filtration, the James construction, and a formula of Hopf. Zbl 0785.55007
Baues, H. J.; Brown, R.

1993

Homotopy theory, and change of base for groupoids and multiple groupoids. Zbl 0859.55001
Brown, Ronald

1996

On the Schreier theory of non-Abelian extensions: generalisations and computations. Zbl 0885.20018
Brown, Ronald; Porter, Timothy

1996

A homotopy double groupoid of a Hausdorff space. II: A van Kampen theorem. Zbl 1076.18004
Brown, Ronald; Kamps, K. H.; Porter, Timothy

2005

A new higher homotopy groupoid: the fundamental globular \(\omega\)-groupoid of a filtered space. Zbl 1141.18007
Brown, Ronald

2008

Groupoids, the Phragmen-Brouwer property, and the Jordan curve theorem. Zbl 1155.57020
Brown, Ronald

2006

Category theory: an abstract setting for analogy and comparison. Zbl 1235.18001
Brown, Ronald; Porter, Timothy

2006

Using rewriting systems to compute left Kan extensions and induced actions of categories. Zbl 0941.18005
Brown, Ronald; Heyworth, Anne

2000

Free crossed resolutions of groups and presentations of modules of identities among relations. Zbl 0939.20029
Brown, Ronald; Salleh, Abdul Razak

1999

Spaces of maps into classifying spaces for equivariant crossed complexes. II: The general topological group case. Zbl 1012.55018
Brown, R.; Golasiński, M.; Porter, T.; Tonks, A.

2001

On a method of P. Olum. Zbl 0145.43401
Brown, R.

1965

Two examples in homotopy theory. Zbl 0145.43403
Brown, R.

1966

Local subgroupoids. II: Examples and properties. Zbl 1043.18005
Brown, Ronald; İçen, İlhan; Mucuk, Osman

2003

Connections, local subgroupoids, and a holonomy Lie groupoid of a line bundle gerbe. Zbl 1064.58020
Brown, Ronald; Glazebrook, James F.

2003

Non-Abelian cohomology and the homotopy classification of maps. Zbl 0548.55018
Brown, Ronald

1984

Low-dimensional topology. Proceedings of the Conference on Topology in Low Dimension, Bangor, 1979. Vol. 1. Zbl 0474.00010

1982

Normalisation for the fundamental crossed complex of a simplicial set. Zbl 1184.55007
Brown, R.; Sivera, R.

2007

Exact sequences of fibrations of crossed complexes, homotopy classification of maps, and nonabelian extensions of groups. Zbl 1191.18009
Brown, Ronald

2008

“Not just an idle game”: the story of higher-dimensional versions of the Poincaré fundamental group. Zbl 1495.55001
Brown, Ronald

2021

Van Kampen’s theorem for locally sectionable maps. Zbl 1492.18013
Brown, Ronald; Janelidze, George; Peschke, George

2021

Modelling and computing homotopy types: I. Zbl 1423.55015
Brown, Ronald

2018

Erratum to: “Groupoids, the Phragmen-Brouwer property, and the Jordan curve theorem”. Zbl 1332.57018
Brown, Ronald; Antolín Camarena, Omar

2015

Nonabelian algebraic topology. Filtered spaces, crossed complexes, cubical homotopy groupoids. With contributions by Christopher D. Wensley and Sergei V. Soloviev. Zbl 1237.55001
Brown, Ronald; Higgins, Philip J.; Sivera, Rafael

2011

Possible connections between whiskered categories and groupoids, Leibniz algebras, automorphism structures and local-to-global questions. Zbl 1278.18005
Brown, Ronald

2010

Algebraic colimit calculations in homotopy theory using fibred and cofibred categories. Zbl 1169.18006
Brown, Ronald; Sivera, Rafael

2009

Crossed complexes and higher homotopy groupoids as noncommutative tools for higher dimensional local-to-global problems. Zbl 1214.18014
Brown, Ronald

2009

Graphs of morphisms of graphs. Zbl 1187.18002
Brown, R.; Morris, I.; Shrimpton, J.; Wensley, C. D.

2008

A new higher homotopy groupoid: the fundamental globular \(\omega\)-groupoid of a filtered space. Zbl 1141.18007
Brown, Ronald

2008

Exact sequences of fibrations of crossed complexes, homotopy classification of maps, and nonabelian extensions of groups. Zbl 1191.18009
Brown, Ronald

2008

Three themes in the work of Charles Ehresmann: local-to-global; groupoids; higher dimensions. Zbl 1123.01015
Brown, Ronald

2007

Normalisation for the fundamental crossed complex of a simplicial set. Zbl 1184.55007
Brown, R.; Sivera, R.

2007

Topology and groupoids. 3rd revised, updated and extended ed. Zbl 1093.55001
Brown, Ronald

2006

Global actions, groupoid atlases and applications. Zbl 1129.55009
Bak, A.; Brown, R.; Minian, G.; Porter, T.

2006

Groupoids, the Phragmen-Brouwer property, and the Jordan curve theorem. Zbl 1155.57020
Brown, Ronald

2006

Category theory: an abstract setting for analogy and comparison. Zbl 1235.18001
Brown, Ronald; Porter, Timothy

2006

String rewriting for double coset systems. Zbl 1126.20022
Brown, Ronald; Ghani, Neil; Heyworth, Anne; Wensley, Christopher D.

2006

A homotopy double groupoid of a Hausdorff space. II: A van Kampen theorem. Zbl 1076.18004
Brown, Ronald; Kamps, K. H.; Porter, Timothy

2005

Galois theory and a new homotopy double groupoid of a map of spaces. Zbl 1050.18005
Brown, Ronald; Janelidze, George

2004

Crossed complexes and homotopy groupoids as non commutative tools for higher dimensional local-to-global problems. Zbl 1067.18004
Brown, Ronald

2004

Homotopies and automorphisms of crossed modules of groupoids. Zbl 1029.20025
Brown, Ronald; İçen, İlhan

2003

Cubical Abelian groups with connections are equivalent to chain complexes. Zbl 1025.18006
Brown, Ronald; Higgins, Philip J.

2003

Computation and homotopical applications of induced crossed modules. Zbl 1026.55012
Brown, Ronald; Wensley, Christopher D.

2003

Towards a 2-dimensional notion of holonomy. Zbl 1039.18004
Brown, Ronald; İçen, İlhan

2003

Local subgroupoids. II: Examples and properties. Zbl 1043.18005
Brown, Ronald; İçen, İlhan; Mucuk, Osman

2003

Connections, local subgroupoids, and a holonomy Lie groupoid of a line bundle gerbe. Zbl 1064.58020
Brown, Ronald; Glazebrook, James F.

2003

Multiple categories: The equivalence of a globular and a cubical approach. Zbl 1013.18003
Al-Agl, Fahd Ali; Brown, Ronald; Steiner, Richard

2002

A homotopy double groupoid of a Hausdorff space. Zbl 0986.18010
Brown, Ronald; Hardie, Keith A.; Kamps, Klaus Heiner; Porter, Timothy

2002

Crossed complexes, and free crossed resolutions for amalgamated sums and HNN-extensions of groups. Zbl 1030.55013
Brown, R.; Moore, E. J.; Porter, T.; Wensley, C. D.

2002

Lie local subgroupoids and their holonomy and monodromy Lie groupoids. Zbl 1006.58016
Brown, Ronald; İçen, İlhan

2001

Holonomy and monodromy groupoids. Zbl 1051.18008
Brown, Ronald; İçen, İlhan; Mucuk, Osman

2001

Spaces of maps into classifying spaces for equivariant crossed complexes. II: The general topological group case. Zbl 1012.55018
Brown, R.; Golasiński, M.; Porter, T.; Tonks, A.

2001

Using rewriting systems to compute left Kan extensions and induced actions of categories. Zbl 0941.18005
Brown, Ronald; Heyworth, Anne

2000

Groupoids and crossed objects in algebraic topology. Zbl 0920.55002
Brown, Ronald

1999

Double categories, 2-categories, thin structures and connections. Zbl 0918.18005
Brown, Ronald; Mosa, Ghafar H.

1999

Galois theory of second order covering maps of simplicial sets. Zbl 0930.55009
Brown, Ronald; Janelidze, George

1999

Free crossed resolutions of groups and presentations of modules of identities among relations. Zbl 0939.20029
Brown, Ronald; Salleh, Abdul Razak

1999

Van Kampen theorems for categories of covering morphisms in lextensive categories. Zbl 0882.18005
Brown, Ronald; Janelidze, George

1997

Spaces of maps into classifying spaces for equivariant crossed complexes. Zbl 0898.55009
Brown, R.; Golasiński, M.; Porter, T.; Tonks, A.

1997

Foliations, locally Lie groupoids and holonomy. Zbl 0868.22001
Brown, Ronald; Mucuk, Osman

1996

Computing crossed modules induced by an inclusion of a normal subgroup, with applications to homotopy 2-types. Zbl 0856.18011
Brown, Ronald; Wensley, Christopher D.

1996

Homotopy theory, and change of base for groupoids and multiple groupoids. Zbl 0859.55001
Brown, Ronald

1996

On the Schreier theory of non-Abelian extensions: generalisations and computations. Zbl 0885.20018
Brown, Ronald; Porter, Timothy

1996

The monodromy groupoid of a Lie groupoid. Zbl 0844.22006
Brown, Ronald; Múcuk, Osman

1995

On infinite induced crossed modules and the homotopy 2-type of mapping cones. Zbl 0849.55017
Brown, Ronald; Wensley, Christopher D.

1995

Covering groups of non-connected topological groups revisited. Zbl 0831.57001
Brown, Ronald; Mucuk, Osman

1994

Calculations with simplicial and cubical groups in AXIOM. Zbl 0830.20001
Brown, Ronald; Tonks, Andrew

1994

On relative homotopy groups of the product filtration, the James construction, and a formula of Hopf. Zbl 0785.55007
Baues, H. J.; Brown, R.

1993

Determination of a double Lie groupoid by its core diagram. Zbl 0766.22001
Brown, Ronald; Mackenzie, Kirill C. H.

1992

The holonomy groupoid of a locally topological groupoid. Zbl 0855.22007
Aof, Mohammed A. E.-S. A.-F.; Brown, Ronald

1992

Computing homotopy types using crossed n-cubes of groups. Zbl 0755.55006
Brown, Ronald

1992

Combinatorial aspects of C. A. R. Hoare’s FIND algorithm. Zbl 0752.68021
Anderson, D. H.; Brown, R.

1992

The classifying space of a crossed complex. Zbl 0732.55007
Brown, Ronald; Higgins, Philip J.

1991

Q-perfect groups and universal Q-central extensions. Zbl 0729.20013
Brown, Ronald

1990

Crossed complexes and chain complexes with operators. Zbl 0691.18003
Brown, Ronald; Higgins, Philip J.

1990

Algebraic models of 3-types and automorphism structures for crossed modules. Zbl 0645.18007
Brown, Ronald; Gilbert, N. D.

1989

A model structure for the homotopy theory of crossed complexes. Zbl 0679.55016
Brown, Ronald; Golasinski, Marek

1989

Symmetry, groupoids and higher-dimensional analogues. Zbl 0703.20054
Brown, R.

1989

Hopf formulae for the higher cohomology of a group. Zbl 0611.20032
Brown, Ronald; Ellis, Graham J.

1988

Topology: A geometric account of general topology, homotopy types and the fundamental groupoid. Rev., updated and expanded ed. Zbl 0655.55001
Brown, Ronald

1988

Van Kampen theorems for diagrams of spaces. Zbl 0622.55009
Brown, Ronald; Loday, Jean-Louis

1987

Some computations of non-Abelian tensor products of groups. Zbl 0626.20038
Brown, R.; Johnson, D. L.; Robertson, E. F.

1987

From groups to groupoids: A brief survey. Zbl 0612.20032
Brown, Ronald

1987

Tensor products and homotopies for \(\omega\)-groupoids and crossed complexes. Zbl 0621.55009
Brown, Ronald; Higgins, Philip J.

1987

Homotopical excision, and Hurewicz theorems, for n-cubes of spaces. Zbl 0584.55012
Brown, Ronald; Loday, Jean-Louis

1987

Lifting amalgamated sums and other colimits of groups and topological groups. Zbl 0644.18001
Brown, Ronald; Heath, Philip R.

1987

Orbits under symplectic transvections. I; II: The case \(K=F_ 2\). Zbl 0604.51008
Brown, Ronald; Humphries, Stephen P.

1986

Excision homotopique en basse dimension. (Homotopical excision in low dimension). Zbl 0573.55011
Brown, Ronald; Loday, Jean-Louis

1984

Coproducts of crossed P-modules: applications to second homotopy groups and to the homology of groups. Zbl 0519.55009
Brown, Ronald

1984

A van Kampen theorem for unions of non-connected spaces. Zbl 0521.57002
Brown, Ronald; Salleh, Abdul Razak

1984

Some non-abelian methods in homotopy theory and homological algebra. Zbl 0558.55001
Brown, Ronald

1984

Coverings of groupoids and Mayer-Vietoris type sequences. Zbl 0553.18005
Brown, Ronald; Heath, Philip R.; Kamps, Klaus Heiner

1984

Non-Abelian cohomology and the homotopy classification of maps. Zbl 0548.55018
Brown, Ronald

1984

Groupoids and the Mayer-Vietoris sequence. Zbl 0522.18010
Brown, Ronald; Heath, Philip R.; Kamps, Klaus Heiner

1983

Identities among relations. Zbl 0485.57001
Brown, R.; Huebschmann, Johannes

1982

Higher-dimensional group theory. Zbl 0484.55007
Brown, R.

1982

Crossed complexes and non-abelian extensions. Zbl 0504.55018
Brown, Ronald; Higgins, Philip J.

1982

Low-dimensional topology. Proceedings of the Conference on Topology in Low Dimension, Bangor, 1979. Vol. 1. Zbl 0474.00010

1982

On the algebra of cubes. Zbl 0468.55007
Brown, Ronald; Higgins, Philip J.

1981

Colimit theorems for relative homotopy groups. Zbl 0475.55009
Brown, Ronald; Higgins, Philip J.

1981

The equivalence of infinity-groupoids and crossed complexes. Zbl 0487.55007
Brown, Ronald; Higgins, Philip J.

1981

The equivalence of omega-groupoids and cubical T-complexes. Zbl 0486.55011
Brown, Ronald; Higgins, Philip J.

1981

A compact-open topology on partial maps with open domain. Zbl 0436.54012
Abd-Allah, Ahmed M.; Brown, Ronald

1980

On the second relative homotopy group of an adjunction space: An exposition of a theorem of J. H. C. Whitehead. Zbl 0427.55012
Brown, Ronald

1980

On the connection between the second relative homotopy groups of some related spaces. Zbl 0405.55015
Brown, Ronald; Higgins, Philip J.

1978

Spaces of partial maps, fibred mapping spaces and the compact-open topology. Zbl 0373.54012
Booth, Peter I.; Brown, Ronald

1978

Embeddings in contractible or compact objects. Zbl 0389.22005
Brown, Ronald; Morris, Sidney A.

1978

On the application of fibred mapping spaces to exponential laws for bundles, ex-spaces and other categories of maps. Zbl 0373.54013
Booth, Peter I.; Brown, Ronald

1978

Sur les complexes croises d’homotopie associes à quelques espaces filtres. Zbl 0374.55008
Brown, Ronald; Higgins, Philip J.

1978

Sur les complexes croises, \(\omega\)-groupoides, et \(T\)-complexes. Zbl 0379.55013
Brown, Ronald; Higgins, Philip J.

1977

\(\mathcal G\)-groupoids, crossed modules and the fundamental groupoid of a topological group. Zbl 0333.55011
Brown, Ronald; Spencer, Christopher B.

1976

Double groupoids and crossed modules. Zbl 0344.18004
Brown, Ronald; Spencer, Christopher B.

1976

Topological groupoids. II: Covering morphisms and G-spaces. Zbl 0281.22002
Brown, R.; Danesh-Naruie, G.; Hardy, J. P. L.

1976

Topological groupoids. I: Universal constructions. Zbl 0281.22001
Brown, Ronald; Hardy, J. P. L.

1976

Countable products and sums of lines and circles: their closed subgroups, quotients and duality properties. Zbl 0304.22001
Brown, Ronald; Higgins, Philip J.; Morris, Sidney A.

1975

The fundamental groupoid as a topological groupoid. Zbl 0297.55001
Brown, R.; Danesh-Naruie, G.

1975

Subgroups of free topological groups and free topological products of topological groups. Zbl 0304.22003
Brown, R.; Hardy, J. P. L.

1975

Some nonprojective subgroups of free topological groups. Zbl 0278.22001
Brown, Ronald

1975

On sequentially proper maps and a sequential compactification. Zbl 0269.54015
Brown, Ronald

1974

...and 11 more Documents