2010/06/15 by Julien Bichon, Bichon, Julien · 1 citation
Mathematics · #Algebraic Geometry and Number Theory #FOS: Mathematics #Homotopy and Cohomology in Algebraic Topology #Quantum Algebra (math.QA) #math.QA
paper · pdf · doi:10.48550/arxiv.1006.3014
45 pages
arxiv created 2010/06/15 · openalex publication_date 2010/06/15 · arxiv updated 2010/06/16 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
We survey some aspects of the theory of Hopf-Galois objects that may studied advantageously by using the language of cogroupoids. These are the notes for a series of lectures given at Cordoba University, may 2010. The lectures are part of the course ``Hopf-Galois theory'' by Sonia Natale.