A. M. Cegarra
0000-0002-5124-6508
Also known as:
Antonio M. Cegarra
Country: ES
Other IDs:
Scopus Author ID: 6602743323
Publications
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Double Groupoids and Homotopy 2-types Aug-2012
Cegarra, A, Heredia, B & Remedios, J, 2012, 'Double Groupoids and Homotopy 2-types', Applied Categorical Structures, vol. 55, no. 1, pp. 453-378. -
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Higher cohomologies of modules Mar-2012
Calvo, M, Cegarra, A & Quang, N, 2012, 'Higher cohomologies of modules', Algebraic & Geometric Topology, vol. 61, no. 1, pp. 331-413. -
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Double groupoids and homotopy 2-types: Applied Categorical Structures 2012
Cegarra, A.M. and Heredia, B.A. and Remedios, J., (2012). "Double groupoids and homotopy 2-types", Applied Categorical Structures, vol. 20, no. 4, pp. 323-378 -
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Higher cohomologies of modules: Algebraic and Geometric Topology 2012
Calvo, M. and Cegarra, A.M. and Quang, N.T., (2012). "Higher cohomologies of modules", Algebraic and Geometric Topology, vol. 12, no. 1, pp. 343-413 -
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Classifying spaces for braided monoidal categories and lax diagrams of bicategories: Advances in Mathematics 2011
Carrasco, P. and Cegarra, A.M. and Garzón, A.R., (2011). "Classifying spaces for braided monoidal categories and lax diagrams of bicategories", Advances in Mathematics, vol. 226, no. 1, pp. 419-483 -
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The classifying space of a categorical crossed module Apr-2010
Carrasco, P, Cegarra, A & Garzón, A, 2010, 'The classifying space of a categorical crossed module', Mathematische Nachrichten, vol. 34, no. 1, pp. 169-567. -
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Nerves and classifying spaces for bicategories Feb-2010
Carrasco, P, Cegarra, A & Garzón, A, 2010, 'Nerves and classifying spaces for bicategories', Algebraic & Geometric Topology, vol. 13, no. 1, pp. 529-274. -
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Homotopy fiber sequences induced by 2-functors: Journal of Pure and Applied Algebra 2010
Cegarra, A.M., (2010). "Homotopy fiber sequences induced by 2-functors", Journal of Pure and Applied Algebra -
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Nerves and classifying spaces for bicategories: Algebraic and Geometric Topology 2010
Carrasco, P. and Cegarra, A.M. and Garzón, A.R., (2010). "Nerves and classifying spaces for bicategories", Algebraic and Geometric Topology, vol. 10, no. 1, pp. 219-274 -
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The classifying space of a categorical crossed module: Mathematische Nachrichten 2010
Carrasco, P. and Cegarra, A.M. and Garzón, A.R., (2010). "The classifying space of a categorical crossed module", Mathematische Nachrichten, vol. 283, no. 4, pp. 544-567 -
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Commutative Cancellative Semigroups of Low Rank Aug-2009
Cegarra, A & Petrich, M, 2009, 'Commutative Cancellative Semigroups of Low Rank', Results in Mathematics, vol. 54, no. 1-2, pp. 41-52. -
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Commutative Cancellative Semigroups of Low Rank: Results in Mathematics 2009
Cegarra, A.M. and Petrich, M., (2009). "Commutative Cancellative Semigroups of Low Rank", Results in Mathematics -
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The behaviour of the $$\overline{W}$$ -construction on the homotopy theory of bisimplicial sets Nov-2007
Cegarra, A & Remedios, J, 2007, 'The behaviour of the $$\overline{W}$$ -construction on the homotopy theory of bisimplicial sets', manuscripta mathematica, vol. 34, no. 1, pp. 105-457. -
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Homotopy classification of braided graded categorical groups: Journal of Pure and Applied Algebra 2007
Cegarra, A.M. and Khmaladze, E., (2007). "Homotopy classification of braided graded categorical groups", Journal of Pure and Applied Algebra, vol. 209, no. 2, pp. 411-437 -
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Homotopy classification of graded Picard categories: Advances in Mathematics 2007
Cegarra, A.M. and Khmaladze, E., (2007). "Homotopy classification of graded Picard categories", Advances in Mathematics, vol. 213, no. 2, pp. 644-686 -
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The behaviour of the W̄-construction on the homotopy theory of bisimplicial sets: Manuscripta Mathematica 2007
Cegarra, A.M. and Remedios, J., (2007). "The behaviour of the W̄-construction on the homotopy theory of bisimplicial sets", Manuscripta Mathematica, vol. 124, no. 4, pp. 427-457 -
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The homotopy categorical crossed module of a CW-complex: Topology and its Applications 2007
Carrasco, P. and Cegarra, A.M. and Garzón, A.R., (2007). "The homotopy categorical crossed module of a CW-complex", Topology and its Applications, vol. 154, no. 4 SPEC. ISS., pp. 834-847 -
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A categorical treatment of numerical semigroups: Publicationes Mathematicae 2006
Cegarra, A.M. and Petric, M., (2006). "A categorical treatment of numerical semigroups", Publicationes Mathematicae, vol. 68, no. 3-4, pp. 341-370 -
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Commutative cancellative semigroups and rational vector spaces: Bollettino della Unione Matematica Italiana B 2006
Cegarra, A.M. and Petrich, M., (2006). "Commutative cancellative semigroups and rational vector spaces", Bollettino della Unione Matematica Italiana B, vol. 9, no. 1, pp. 133-144 -
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Equivariant Brauer groups and cohomology: Journal of Algebra 2006
Cegarra, A.M. and Garzón, A.R., (2006). "Equivariant Brauer groups and cohomology", Journal of Algebra, vol. 296, no. 1, pp. 56-74 -
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Structure of commutative cancellative subarchimedean semigroups: Bulletin of the Belgian Mathematical Society - Simon Stevin 2006
Cegarra, A.M. and Petrich, M., (2006). "Structure of commutative cancellative subarchimedean semigroups", Bulletin of the Belgian Mathematical Society - Simon Stevin, vol. 13, no. 1, pp. 101-111 -
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The rank of a commutative cancellative semigroup: Acta Mathematica Hungarica 2005
Cegarra, A.M. and Petrich, M., (2005). "The rank of a commutative cancellative semigroup", Acta Mathematica Hungarica, vol. 107, no. 1-2, pp. 71-75 -
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The relationship between the diagonal and the bar constructions on a bisimplicial set: Topology and its Applications 2005
Cegarra, A.M. and Remedios, J., (2005). "The relationship between the diagonal and the bar constructions on a bisimplicial set", Topology and its Applications, vol. 153, no. 1, pp. 21-51 -
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Commutative cancellative semigroups of finite rank Dec-2004
Cegarra, A & Petrich, M, 2004, 'Commutative cancellative semigroups of finite rank', Periodica Mathematica Hungarica, vol. 49, no. 2, pp. 35-44. -
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Classifying spaces for monoidal categories through geometric nerves: Canadian Mathematical Bulletin 2004
Bullejos, M. and Cegarra, A.M., (2004). "Classifying spaces for monoidal categories through geometric nerves", Canadian Mathematical Bulletin, vol. 47, no. 3, pp. 321-331 -
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Equivariant group cohomology and Brauer group: Bulletin of the Belgian Mathematical Society - Simon Stevin 2003
Cegarra, A.M. and Garzón, A.R., (2003). "Equivariant group cohomology and Brauer group", Bulletin of the Belgian Mathematical Society - Simon Stevin, vol. 10, no. 3, pp. 451-459 -
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On the geometry of 2-categories and their classifying spaces: K-Theory 2003
Bullejos, M. and Cegarra, A.M., (2003). "On the geometry of 2-categories and their classifying spaces", K-Theory, vol. 29, no. 3, pp. 211-229 -
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Some algebraic applications of graded categorical group theory: Theory and Applications of Categories 2003
Cegarra, A.M. and Garzón, A.R., (2003). "Some algebraic applications of graded categorical group theory", Theory and Applications of Categories, vol. 11, no. 1, pp. 215-251 -
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On the Classification of Strongly Graded Hopf Algebras May-2002
Cegarra, A, 2002, 'On the Classification of Strongly Graded Hopf Algebras', Journal of Algebra, vol. 265, no. 1, pp. 139-370. -
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(Co)homology of crossed modules: Journal of Pure and Applied Algebra 2002
Carrasco, P. and Cegarra, A.M. and Grandjeán, A.R., (2002). "(Co)homology of crossed modules", Journal of Pure and Applied Algebra, vol. 168, no. 2-3, pp. 147-176 -
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Cohomology of groups with operators: Homology, Homotopy and Applications 2002
Cegarra, A.M. and García-Calcines, J.M. and Ortega, J.A., (2002). "Cohomology of groups with operators", Homology, Homotopy and Applications, vol. 4, no. 1, pp. 1-23 -
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On graded categorical groups and equivariant group extensions: Canadian Journal of Mathematics 2002
Cegarra, A.M. and García-Calcines, J.M. and Ortega, J.A., (2002). "On graded categorical groups and equivariant group extensions", Canadian Journal of Mathematics, vol. 54, no. 5, pp. 970-997 -
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On the classification of strongly graded Hopf algebras: Journal of Algebra 2002
Cegarra, A.M., (2002). "On the classification of strongly graded Hopf algebras", Journal of Algebra, vol. 251, no. 1, pp. 358-370 -
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Obstructions to clifford system extensions of algebras May-2001
Cegarra, A & Garzón, A, 2001, 'Obstructions to clifford system extensions of algebras', Proceedings Mathematical Sciences, vol. 5, no. 2, pp. 138-161. -
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Categories of representations of a class of commutative cancellative semigroups: Algebra Colloquium 2001
Cegarra, A.M., (2001). "Categories of representations of a class of commutative cancellative semigroups", Algebra Colloquium, vol. 8, no. 4, pp. 361-380 -
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Graded extensions of monoidal categories: Journal of Algebra 2001
Cegarra, A.M. and Garzón, A.R. and Ortega, J.A., (2001). "Graded extensions of monoidal categories", Journal of Algebra, vol. 241, no. 2, pp. 620-657 -
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Homotopy classification of categorical torsors: Applied Categorical Structures 2001
Cegarra, A.M. and Garzón, A.R., (2001). "Homotopy classification of categorical torsors", Applied Categorical Structures, vol. 9, no. 5, pp. 465-496 -
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Obstructions to Clifford system extensions of algebras: Proceedings of the Indian Academy of Sciences: Mathematical Sciences 2001
Cegarra, A.M. and Garzón, A.R., (2001). "Obstructions to Clifford system extensions of algebras", Proceedings of the Indian Academy of Sciences: Mathematical Sciences, vol. 111, no. 2, pp. 151-161 -
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Graded extensions of categories: Journal of Pure and Applied Algebra 2000
Cegarra, A.M. and Garzón, A.R. and Grandjean, A.R., (2000). "Graded extensions of categories", Journal of Pure and Applied Algebra, vol. 154, no. 1-3, pp. 117-141 -
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Cohomology of cofibred categorical groups: Journal of Pure and Applied Algebra 1999
Cegarra, A.M. and Fernández, L., (1999). "Cohomology of cofibred categorical groups", Journal of Pure and Applied Algebra, vol. 143, no. 1-3, pp. 107-154 -
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(Braided) tensor structures on homotopy groupoids and nerves of (braided) categorical groups: Communications in Algebra 1996
Carrasco, P. and Cegarra, A.M., (1996). "(Braided) tensor structures on homotopy groupoids and nerves of (braided) categorical groups", Communications in Algebra, vol. 24, no. 13, pp. 3995-4058 -
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Schreier theory for central extensions of categorical groups: Communications in Algebra 1996
Carrasco, P. and Cegarra, A.M., (1996). "Schreier theory for central extensions of categorical groups", Communications in Algebra, vol. 24, no. 13, pp. 4059-4112 -
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On catn-groups and homotopy types: Journal of Pure and Applied Algebra 1993
Bullejos, M. and Cegarra, A.M. and Duskin, J., (1993). "On catn-groups and homotopy types", Journal of Pure and Applied Algebra, vol. 86, no. 2, pp. 135-154 -
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A long exact sequence in non-abelian cohomology 1991
Cegarra, A, Carboni, A, Pedicchio, M, Rosolini, G & Garzón, A, 1991, , Springer Berlin Heidelberg. -
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Group-theoretic algebraic models for homotopy types: Journal of Pure and Applied Algebra 1991
Carrasco, P. and Cegarra, A.M., (1991). "Group-theoretic algebraic models for homotopy types", Journal of Pure and Applied Algebra, vol. 75, no. 3, pp. 195-235 -
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Cohomology and higher dimensional Baer invariants: Journal of Algebra 1990
Cegarra, A.M. and Bullejos, M., (1990). "Cohomology and higher dimensional Baer invariants", Journal of Algebra, vol. 132, no. 2, pp. 321-339 -
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Higher dimensional obstruction theory in algebraic categories: Journal of Pure and Applied Algebra 1987
Cegarra, A.M. and Bullejos, M. and Garzón, A.R., (1987). "Higher dimensional obstruction theory in algebraic categories", Journal of Pure and Applied Algebra, vol. 49, no. C, pp. 43-102 -
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An exact sequence in the first variable for torsor cohomology: The 2-dimensional theory of obstructions Jan-1986
Cegarra, A & Aznar, E, 1986, 'An exact sequence in the first variable for torsor cohomology: The 2-dimensional theory of obstructions', Journal of Pure and Applied Algebra, vol. 23, no. 3, pp. 271-250. -
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An exact sequence in the first variable for torsor cohomology: The 2-dimensional theory of obstructions: Journal of Pure and Applied Algebra 1986
Cegarra, A.M. and Aznar, E.R., (1986). "An exact sequence in the first variable for torsor cohomology: The 2-dimensional theory of obstructions", Journal of Pure and Applied Algebra, vol. 39, no. C, pp. 197-250
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