Extensions multiples de catégories

Keeping an historical and unifying point of view, the cohomology of (small) categories in higher orders is interpreted by extensions of categories: double extensions and n-fold extensions.

Bibliographic Details
Main Author: Georges Hoff
Format: Article
Language:English
Published: Sapienza Università Editrice 2006-01-01
Series:Rendiconti di Matematica e delle Sue Applicazioni
Subjects:
Online Access:https://www1.mat.uniroma1.it/ricerca/rendiconti/ARCHIVIO/2006(3-4)/351-365.pdf