Workshop on Algebraic Homotopy, Galois Theory and Descent

Project INTAS 97-31961 "Algebraic Homotopy, Galois Theory and Descent"


January 22, 2003


10.30-11.20

Comparisons and uses of some homotopy double groupoids,
Ronald Brown (Univ. Wales, Bangor, UK)

11.30-11.55

Some notes on common quasivarieties of algebras and their effective descent morphisms,
Ana Helena Roque (Univ. Aveiro)
12.00-12.50

Simplicial descent,
Timothy Porter (Univ. Wales, Bangor, UK)

13.00-14.30

Lunch break

14.30-15.20 Lax epimorphisms and descent,
Manuela Sobral (Univ. Coimbra)
15.30-16.20

Regular epimorphisms of lax algebras,
Dirk Hofmann (Univ. Aveiro)
16.30-17.00

Coffee break

17.00-17.25 The inseparable-separable factorization for categories via preorders,
Joćo Xarez (Univ. Aveiro)

17.30-18.20 Advanced categorical constructions in homotopy theory,
George Janelidze (Georgian Academy of Sciences, Tbilisi, Georgia)



Room 5.5, Mathematics Department, University of Coimbra

Support: INTAS grant 97-31961
Centro de Matemática da Universidade de Coimbra / FCT
Departamento de Matemática da Universidade de Coimbra