Workshop: Prismatic Cohomology

Workshop on Prismatic Cohomology

We will study prismatic cohomology, a new cohomology theory developed by Bhargav Bhatt and Peter Scholze. There will be 10 talks, see below for further details.

Organizers: Eike Lau, Torsten Wedhorn, Eva Viehmann / Ulrich Görtz (local organizer)

Date: March 27 – 29, 2019 (We will start on Wednesday at 10am, and the workshop will end on Friday around 2pm)

Place: Department of Mathematics, University of Duisburg-Essen (Thea-Leymann-Str. 9, 45127 Essen)

Program: pdf

Notes

Notes for the talk on Non-abelian derived functors by Fritz Hörmann

Talks and schedule

1	$\delta$-rings	Jakob Stix (Frankfurt)	Wednesday	10:00 – 11:15
2	Derived completion	Jens Hesse (Darmstadt)		11:45 – 12:45
3	Prisms	Maria Beckemeyer (Münster) + Karsten Schrödter (Bielefeld)		14:45 – 16:00
4	The prismatic site and the Hodge-Tate comparison map	Matteo Tamiozzo (Essen)		16:30 – 17:30
5	Crystalline and Hodge-Tate comparison maps	Lennart Gehrmann (Essen)	Thursday	9:30 – 10:45
6	Non-abelian derived functors	Fritz Hörmann (Freiburg)		11:15 – 12:45
7	Derived prismatic cohomology	Kay Rülling (FU Berlin)		15:00 – 16:00
8	Application to perfectoid rings	Paul Hamacher (TU München)		16:30 – 17:30
9	Étale comparison	Johannes Anschütz (Bonn)	Friday	9:30 – 10:45
10	Application: $q$-de Rham cohomology	Andreas Pieper (Ulm)		11:15 – 12:30