Department of Algebra - geometry - topology

Enriques surfaces form  an important class in the classification of algebraic surfaces, and their automorphism groups behave in a complicated way over the moduli. I explain a computational method to calculate the automorphism groups of several Enriques surfaces.

Buổi 1. The artinian conjecture : origin of the problem, unstable modules and functors.

Buổi 2. The proof by Sam and Snowden : categorical preliminaries.

Buổi 3. The proof by Sam and Snowden : cases of interest.

Tài liệu tham khảo:

https://arxiv.org/abs/1409.1670

http://www.bourbaki.ens.fr/seminaires/2014/Prog_nov14.html