Applied Categorical Structures, Volume 12

Volume 12, Number 1, February 2004

Marco Grandis:
Preface. 1-2
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K. A. Hardie, K. H. Kamps, H. J. Marcum, N. Oda:
Triple Brackets and Lax Morphism Categories. 3-27
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Tom Lada:
L_infinity Algebra Representations. 29-34
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P. Carrasco, Antonio R. Garzón:
Obstruction Theory for Extensions of Categorical Groups. 35-61
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Ronald Brown, George Janelidze:
Galois Theory and a New Homotopy Double Groupoid of a Map of Spaces. 63-80
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Lisbeth Fajstrup, Martin Raußen, Eric Goubault, Emmanuel Haucourt:
Components of the Fundamental Category. 81-108
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Hans-Joachim Baues, Mamuka Jibladze:
The Steenrod Algebra and Theories Associated to Hopf Algebras. 109-126
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Maria Manuel Clementino, Dirk Hofmann, Walter Tholen:
One Setting for All: Metric, Topology, Uniformity, Approach Structure. 127-154
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H. L. Bentley, Horst Herrlich:
Merotopological Spaces. 155-180
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Georgi Dimov, Maria-Cristina Pedicchio, Gino Tironi:
Frames and Grids. 181-196
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He Wei:
A Constructive Proof of the Gelfand-Kolmogorov Theorem. 197-202
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George Voutsadakis:
A Categorical Approach to Threshold Agent Networks. 203-223
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J. Garcia-Calcines, M. Garcia-Pinillos, L. Hernandez-Paricio:
Closed Simplicial Model Structures for Exterior and Proper Homotopy Theory. 225-243
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K. A. Hardie, K. Kamps, P. J. Witbooi:
A 2-groupoid Characterisation of the Cubical Homotopy Pushout. 245-255
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Pilar Carrasco, Juan Martínez-Moreno:
Simplicial Cohomology with Coefficients in Symmetric Categorical Groups. 257-285
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Günther Richter:
An Elementary Approach to Exponentiable Maps. 287-300
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Martin Sleziak:
On Hereditary Coreflective Subcategories of Top. 301-317
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F. Borceux:
Non-Pointed Strongly Protomodular Theories. 319-338
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Daniel Arias, Manuel Ladra:
Central Extensions of Precrossed Modules. 339-354
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Hans-E. Porst:
Residually Small Varieties Without Rank. 355-360
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H. L. Bentley, E. Lowen-Colebunders:
Initial Morphisms versus Embeddings. 361-367
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Gábor Lukács:
A Convenient Subcategory of Tych. 369-377
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Vera Trnková:
Counting Cocomponents of a Topological Space. 379-396
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M. M. Ebrahimi, A. Karimi, M. Mahmoudi:
Pointfree Spectra of Riesz Spaces. 397-409
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George Janelidze, Bodo Pareigis, Walter Tholen:
Preface. 411-412
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Maria Manuel Clementino, Dirk Hofmann:
Effective Descent Morphisms in Categories of Lax Algebras. 413-425
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Claudio Hermida:
Descent on 2-Fibrations and Strongly 2-Regular 2-Categories. 427-459
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George Janelidze, Walter Tholen:
Facets of Descent III: Monadic Descent for Rings and Algebras. 461-477
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Valdis Laan:
On Descent Theory for Monoid Actions. 479-483
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Bachuki Mesablishvili:
Descent Theory for Schemes. 485-512
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Ana Helena Roque:
Effective Descent Morphisms in Some Quasivarieties of Algebraic, Relational, and More General Structures. 513-525
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Manuela Sobral:
Descent for Discrete (Co)fibrations. 527-535
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Ross Street:
Categorical and Combinatorial Aspects of Descent Theory. 537-576
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