John Duskin is a category theorist from the North American School of Category Theory in the Buffalo group. He is often refered to as Jack Duskin.
On ordinary cohomology in toposes (abelian sheaf cohomology), higher gerbes and introducing the notion of hypergroupoids:
See also:
John Duskin, The Azumaya complex of a commutative ring, in: Categorical algebra and its applications (Louvain-La-Neuve, 1987), 107–117, Lecture Notes in Math. 1348, Springer 1988.
J. Duskin, An outline of a theory of higher dimensional descent , Bull. de la Soc. Math. de Belgique, 41, (1989), 249 – 277.
M. Bullejos, A. M. Cegarra and J. Duskin, On cat$^n$ -groups and homotopy types , J. Pure
Appl. Alg., 86, (1993), 135 – 154.
John W. Duskin, Non-abelian cohomology in a topos , Reprints in Theory and Applications of Categories, No. 23 (2013) pp. 1-165
Last revised on August 20, 2022 at 16:44:49. See the history of this page for a list of all contributions to it.