Applied Categorical Structures, Volume 12

Volume 12, Number 1, February 2004

• Marco Grandis:
  Preface. 1-2
  
• K. A. Hardie, K. H. Kamps, H. J. Marcum, N. Oda:
  Triple Brackets and Lax Morphism Categories. 3-27
  
• Tom Lada:
  L_infinity Algebra Representations. 29-34
  
• P. Carrasco, Antonio R. Garzón:
  Obstruction Theory for Extensions of Categorical Groups. 35-61
  
• Ronald Brown, George Janelidze:
  Galois Theory and a New Homotopy Double Groupoid of a Map of Spaces. 63-80
  
• Lisbeth Fajstrup, Martin Raußen, Eric Goubault, Emmanuel Haucourt:
  Components of the Fundamental Category. 81-108
  
• Hans-Joachim Baues, Mamuka Jibladze:
  The Steenrod Algebra and Theories Associated to Hopf Algebras. 109-126
  

Volume 12, Number 2, April 2004

• Maria Manuel Clementino, Dirk Hofmann, Walter Tholen:
  One Setting for All: Metric, Topology, Uniformity, Approach Structure. 127-154
  
• H. L. Bentley, Horst Herrlich:
  Merotopological Spaces. 155-180
  
• Georgi Dimov, Maria-Cristina Pedicchio, Gino Tironi:
  Frames and Grids. 181-196
  
• He Wei:
  A Constructive Proof of the Gelfand-Kolmogorov Theorem. 197-202
  
• George Voutsadakis:
  A Categorical Approach to Threshold Agent Networks. 203-223
  

Volume 12, Number 3, June 2004

• J. Garcia-Calcines, M. Garcia-Pinillos, L. Hernandez-Paricio:
  Closed Simplicial Model Structures for Exterior and Proper Homotopy Theory. 225-243
  
• K. A. Hardie, K. Kamps, P. J. Witbooi:
  A 2-groupoid Characterisation of the Cubical Homotopy Pushout. 245-255
  
• Pilar Carrasco, Juan Martínez-Moreno:
  Simplicial Cohomology with Coefficients in Symmetric Categorical Groups. 257-285
  
• Günther Richter:
  An Elementary Approach to Exponentiable Maps. 287-300
  
• Martin Sleziak:
  On Hereditary Coreflective Subcategories of Top. 301-317
  

Volume 12, Number 4, August 2004

• F. Borceux:
  Non-Pointed Strongly Protomodular Theories. 319-338
  
• Daniel Arias, Manuel Ladra:
  Central Extensions of Precrossed Modules. 339-354
  
• Hans-E. Porst:
  Residually Small Varieties Without Rank. 355-360
  
• H. L. Bentley, E. Lowen-Colebunders:
  Initial Morphisms versus Embeddings. 361-367
  
• Gábor Lukács:
  A Convenient Subcategory of Tych. 369-377
  
• Vera Trnková:
  Counting Cocomponents of a Topological Space. 379-396
  
• M. Mehdi Ebrahimi, A. Karimi, Mojgan Mahmoudi:
  Pointfree Spectra of Riesz Spaces. 397-409
  

Volume 12, Number 5-6, October 2004

• George Janelidze, Bodo Pareigis, Walter Tholen:
  Preface. 411-412
  
• Maria Manuel Clementino, Dirk Hofmann:
  Effective Descent Morphisms in Categories of Lax Algebras. 413-425
  
• Claudio Hermida:
  Descent on 2-Fibrations and Strongly 2-Regular 2-Categories. 427-459
  
• George Janelidze, Walter Tholen:
  Facets of Descent III: Monadic Descent for Rings and Algebras. 461-477
  
• Valdis Laan:
  On Descent Theory for Monoid Actions. 479-483
  
• Bachuki Mesablishvili:
  Descent Theory for Schemes. 485-512
  
• Ana Helena Roque:
  Effective Descent Morphisms in Some Quasivarieties of Algebraic, Relational, and More General Structures. 513-525
  
• Manuela Sobral:
  Descent for Discrete (Co)fibrations. 527-535
  
• Ross Street:
  Categorical and Combinatorial Aspects of Descent Theory. 537-576