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The MPIM Weekly Program

Alternatively, look at the MPI calendar or the Bonn Mathematics Calendar, a complete list of all mathematical events in Bonn.

Mon, 11 Nov 2024

08:30 - 09:30
Workshop on "Unstable Homotopy Theory"
Registration
09:00 - 15:00
MPIM Lecture Hall
Workshop on "Unstable Homotopy Theory"
09:30 - 10:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Robert Burklund (University of Copenhagen)
talk 1: tba
10:30 - 11:00
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
11:00 - 12:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Shaul Barkan (Hebrew University Jerusalem)
tba
12:00 - 14:00
Workshop on "Unstable Homotopy Theory"
Lunch break
14:00 - 15:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Adela Zhang (University of Copenhagen)
Universal differentials in the bar spectral sequence
15:00 - 16:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Thomas Blom (University of Copenhagen / MPIM Bonn)
On the chain rule in Goodwillie calculus
16:00 - 16:30
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
16:30 - 17:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Questions and discussion
16:30 - 18:00
IMPRS Minicourse
MPIM Seminar Room
Christian Kaiser (MPIM)
Modular forms modulo p

Tue, 12 Nov 2024

09:30 - 10:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Gijs Heuts (Utrecht University)
talk 1: Hopf algebras and periodic localizations of homotopy theory
10:30 - 11:00
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
11:00 - 12:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Robert Burklund (University of Copenhagen)
talk 2: tba
12:00 - 14:00
Workshop on "Unstable Homotopy Theory"
Lunch break
14:00 - 15:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Geoffroy Horel (Université Sorbonne Paris Nord)
$E_2$ formality via obstruction theory
15:00 - 16:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Josefien Kuijper (Utrecht University)
The Dehn invariant and spherical scissors congruence as spectral Hopf algebra
16:00 - 16:30
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
16:30 - 17:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Gregory Arone (Stockholm University)
Polynomial functors from groups to spectra
16:30 - 18:00
IMPRS seminar on Modular Forms
MPIM Seminar Room
Maximilian Hauck (MPIM/Universität Bonn)
p-adic modular forms
19:00 - 21:00
Workshop on "Unstable Homotopy Theory"
Dinner with subsequent discussion round

Wed, 13 Nov 2024

09:30 - 10:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Gijs Heuts (Utrecht University)
talk 2: Hopf algebras and periodic localizations of homotopy theory
10:30 - 11:00
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
10:30 - 12:00
Higher Differential Geometry Seminar
MPIM Seminar Room
Luca Accornero (MPIM)
Geometric structures on manifolds and their Lie groupoids of symmetry
11:00 - 12:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Xiaowen Dong (Johannes-Gutenberg-Universität Mainz)
Motivic Toda brackets
14:30 - 15:30
Number theory lunch seminar
MPIM Lecture Hall
Siyan Daniel Li-Huerta (MPIM)
On Arthur's multiplicity formula for G₂ [NT seminar]
16:30 - 17:30
Number theory lunch seminar
MPIM Lecture Hall
Lola Thompson (Utrecht University)
Preimages of the sum of proper divisors function

Thu, 14 Nov 2024

09:30 - 10:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Robert Burklund (University of Copenhagen)
talk 3: tba
10:30 - 11:00
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
10:30 - 11:30
Study group "Rigid meromorphic cocycles for orthogonal groups study group"
MPIM Seminar Room
Mike Daas (MPIM)
Kudla–Millson divisors (continued) [study group]
11:00 - 12:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Gijs Heuts (Utrecht University)
talk 3: Hopf algebras and periodic localizations of homotopy theory
12:00 - 14:00
Workshop on "Unstable Homotopy Theory"
Lunch break
14:00 - 15:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Questions and discussions
15:00 - 16:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Nikolai Konovalov (University of Chicago / MPIM Bonn)
Algebraic Goodwillie spectral sequence
16:00 - 16:30
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
16:30 - 17:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
William Balderrama (University of Bonn)
Unstable synthetic deformations

Fri, 15 Nov 2024

09:30 - 10:30
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Tom Bachmann (Johannes-Gutenberg-Universität Mainz)
$E_{\infty}$-coalgebras and p-adic homotopy theory
10:15 - 12:00
Vorlesung: Selected Topics in Algebra: The Habiro Ring of a Number Field
MPIM Seminar Room
Peter Scholze (MPIM)
Vorlesung: The Habiro Ring of a Number Field
10:30 - 11:00
Workshop on "Unstable Homotopy Theory"
MPIM Tea Room
Tea and coffee break
11:00 - 12:00
Workshop on "Unstable Homotopy Theory"
MPIM Lecture Hall
Mark Behrens (University of Notre Dame)
Computing unstable stems using the Goodwillie spectral sequence
14:05 - 16:00
Oberseminar Arithmetic Geometry and Representation Theory
MPIM Lecture Hall
Josefien Kuijper (Utrecht University)
Uniqueness of six-functor formalisms [OS Arithmetic Geometry and Representation Theory]

Mon, 18 Nov 2024

10:00 - 12:00
Seminar on Ambidexterity
MPIM Lecture Hall
Itamar Mor (MPIM)
Introduction talk
11:00 - 12:00
Abstract Homotopy Theory Seminar
MPIM Seminar Room
Paula Verdugo (MPIM)
A formal language for formal category theory
14:00 - 15:00
MPIM Topology Seminar
MPIM Lecture Hall
Luca Pol (University of Regensburg)
The etale topology in equivariant homotopy theory
16:30 - 18:00
IMPRS Minicourse
MPIM Lecture Hall
Christian Kaiser (MPIM)
p-adic L-functions

Tue, 19 Nov 2024

11:00 - 12:15
Low-dimensional topology seminar
MPIM Seminar Room
Aru Ray (MPIM)
Slicing knots in general 4-manifolds
16:30
IMPRS seminar on Modular Forms
MPIM Lecture Hall
Pengcheng Zhang (MPIM)
Hecke operators on p-adic modular forms

Wed, 20 Nov 2024

14:30 - 15:30
Number theory lunch seminar
MPIM Lecture Hall
María Inés de Frutos Fernández (Universität Bonn)
The refined class number formula for Drinfeld modules

Thu, 21 Nov 2024

10:30 - 11:30
Study group "Rigid meromorphic cocycles for orthogonal groups study group"
MPIM Seminar Room
Hohto Bekki (MPIM)
Rigid meromorphic cocycles
10:30 - 12:00
Seminar Algebraic Geometry (SAG)
MPIM Lecture Hall
Matthias Paulsen (University Marburg)
The degree of algebraic cycles on hypersurfaces
12:00 - 13:00
Seminar on Current affairs in low-dimensional topology
MPIM Lecture Hall
Daniel Galvin (MPIM)
Stabilisations of 5-dimensional s-cobordisms
15:00 - 16:00
MPI-Oberseminar
MPIM Lecture Hall
Gabriel Angelini-Knoll (Université Paris 13, Institut Galilée/MPIM)
K-theory and periodicity

Fri, 22 Nov 2024

10:15 - 12:00
Vorlesung: Selected Topics in Algebra: The Habiro Ring of a Number Field
MPIM Lecture Hall
Peter Scholze (MPIM)
Vorlesung: The Habiro Ring of a Number Field
14:05 - 16:00
Oberseminar Arithmetic Geometry and Representation Theory
MPIM Lecture Hall
Chenji Fu (MPIM)
Stability of elliptic Fargues-Scholze L-packets

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