Geodesic
Notes on effective descent and projectivity in quasivarieties of universal algebras
Theory and applications of categories, The Tholen Festschrift, Tome 21 (2008), pp. 172-181.

Voir la notice de l'article provenant de la source Theory and Applications of Categories website

We present sufficient conditions under which effective descent morphisms in a quasivariety of universal algebras are the same as regular epimorphisms and examples for which they are the same as regular epimorphisms satisfying projectivity.
Classification : 18C10, 18A20, 08C15, 08B30
Keywords: effective descent, projectivity, quasivariety 
@article{TAC_2008_21_a8,
     author = {Ana Helena Roque},
     title = {Notes on effective descent and projectivity in quasivarieties of universal 
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     volume = {21},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2008_21_a8/}
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Ana Helena Roque. Notes on effective descent and projectivity in quasivarieties of universal 
algebras. Theory and applications of categories, The Tholen Festschrift, Tome 21 (2008), pp. 172-181. http://geodesic.mathdoc.fr/item/TAC_2008_21_a8/