Home » Seminar

Oberseminar Differentialgeometrie

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Organiser(s): 
Ursula Hamenstädt (U Bonn) and Cornelia Drutu (MPIM)
Date: 
Thu, 02/09/2010 - 11:58 - Sat, 18/12/2027 - 11:58
Details: 
Program and Abstracts of Oberseminar Differentialgeometrie

Contact: Cornelia Drutu (drutu$@$mpim-bonn$.$mpg$.$de)


Upcoming talks

Thu, 05 Mar 2026

13:30 - 15:00
MPIM Lecture Hall
Jonathan Fruchter
Virtual homological torsion in low dimensions

Past talks

For the abstracts click on the titles or see the list of abstracts.

Thu, 05 Feb 2026

16:30 - 18:00
MPIM Lecture Hall
Ignacio Vergara
Lipschitz free spaces and actions on $l^1$

Thu, 29 Jan 2026

16:30 - 18:00
MPIM Lecture Hall
Martin Bridson
Common finite covers and quasitrees
13:30 - 15:00
MPIM Lecture Hall
Roman Sauer
On an uncountable family of simple Kazhdan groups in dimension 16

Thu, 22 Jan 2026

16:30 - 18:00
MPIM Lecture Hall
Jacob Dittmer
The Berger conjecture for three dimensional manifolds

Thu, 15 Jan 2026

16:30 - 18:00
MPIM Lecture Hall
Marina Prokhorova
Spectral flow and family index for Dirac operators on surfaces with boundary

Thu, 18 Dec 2025

16:30 - 18:00
MPIM Lecture Hall
Uwe Semmelmann
Integrability of infinitesimal Einstein deformations on Kähler manifolds and symmetric spaces

Thu, 11 Dec 2025

16:30 - 18:00
MPIM Lecture Hall
Lawk Mineh
Realising quasi-isometry groups

Thu, 04 Dec 2025

16:30 - 18:00
MPIM Lecture Hall
Sugata Mondal
What is the hot spots conjecture in differential geometry?

Thu, 13 Nov 2025

16:30 - 18:00
MPIM Lecture Hall
Jean Raimbault
Topological complexities of hyperbolic manifolds

Thu, 06 Nov 2025

16:30 - 18:00
MPIM Lecture Hall
Lassi Rainio
Attainment of conformal dimension on symmetric Laakso-type fractal spaces

Thu, 30 Oct 2025

16:30 - 18:00
Stefanie Zbinden
Using strong contraction to obtain hyperbolicity

Thu, 23 Oct 2025

16:30 - 18:00
MPIM Seminar Room
Ismael Morales
Tame complexes, L2-invariants and the Hanna Neumann conjecture

Thu, 25 Jul 2024

16:30 - 18:00
MPIM Seminar Room
Pablo Suarez-Serrato
Extremal entropy rigidities for Riemannian metric measure spaces

Thu, 18 Jul 2024

16:30 - 18:00
MPIM Lecture Hall
Shaked Bader
CAT(0) polygonal complexes are 2 median

Thu, 04 Jul 2024

16:30 - 18:00
MPIM Lecture Hall
Alexei Penskoi
Critical metrics for eigenvalues in Riemannian Geometry and minimal / harmonic maps

Thu, 02 May 2024

16:30 - 18:00
MPIM Seminar Room
Jean-Marc Schlenker
The bending lamination conjecture for hyperbolic 3-manifolds [OS Differentialgeometrie]

Thu, 25 Apr 2024

16:30 - 18:00
MPIM Lecture Hall
Sanghyun Kim
First order rigidity of manifold homeomorphism groups

Thu, 18 Apr 2024

16:30 - 18:00
MPIM Lecture Hall
Thomas Wannerer
Hard Lefschetz theorem and Hodge-Riemann relations for convex valuations

Thu, 21 Mar 2024

16:30 - 18:00
MPIM Lecture Hall
Anton Petrunin
Tubed embeddings

Thu, 25 Jan 2024

16:30 - 18:00
MPIM Lecture Hall
Teri Soultanis
Lipschitz-Volume rigidity of manifolds among integral current spaces

Thu, 07 Dec 2023

16:30 - 18:00
MPIM Lecture Hall
Colin Davalo
Dirichlet domains for Anosov subgroups

Thu, 30 Nov 2023

16:30 - 18:00
MPIM Lecture Hall
Daniele Semola
Ricci Curvature, Fundamental Groups, and the Milnor Conjecture

Thu, 23 Nov 2023

16:30 - 18:00
MPIM Lecture Hall
Tommaso Goldhirsch
Characterizations of Higher Rank Hyperbolicity

Thu, 16 Nov 2023

16:30 - 18:00
MPIM Lecture Hall
Oussama Bensaid
Coarse separation and the geometry of lamplighter groups

Thu, 09 Nov 2023

16:30 - 18:00
MPIM Lecture Hall
Nathaniel Sagman
Minimal surfaces in symmetric spaces

Thu, 26 Oct 2023

16:30 - 18:00
MPIM Lecture Hall
Eduardo Reyes
Approximating hyperbolic lattices by cubulations

Thu, 19 Oct 2023

16:30 - 18:00
MPIM Lecture Hall
Joseph Hoisington
Infima of the Energy Functional in Homotopy Classes of Mappings of Complex Projective Space

Thu, 25 May 2023

16:30 - 17:30
MPIM Lecture Hall
Richard Wentworth
Compactifications of Hitchin's moduli space

Thu, 11 May 2023

16:30 - 17:30
MPIM Lecture Hall
Thang Nguyen
Local rigidity of boundary actions

Thu, 04 May 2023

16:30 - 17:30
MPIM Lecture Hall
Shi Wang
Eisenstein series and cusp counting in hyperbolic manifolds

Thu, 20 Apr 2023

16:30 - 17:30
MPIM Lecture Hall
Tommaso Cremaschi
Geometry of some infinite-type hyperbolic 3-manifolds

Thu, 13 Apr 2023

16:30 - 17:30
MPIM Lecture Hall
Jan Kotrbaty
An algebraic approach to inequalities in convex geometry

Thu, 06 Apr 2023

16:30 - 17:30
MPIM Lecture Hall
Chris Connell
The natural flow and homological vanishing in nonpositively curved manifolds

Thu, 26 Jan 2023

16:30 - 18:00
MPIM Lecture Hall
Stefan Wenger
Integral currents in metric manifolds, with applications to Poincaré inequalities

Thu, 19 Jan 2023

16:30 - 18:00
MPIM Lecture Hall
Peter Topping
Ricci flow and PIC1

Thu, 08 Dec 2022

16:30 - 18:00
MPIM Lecture Hall
Sergio Zamora
Restrictions on collapse with lower Ricci curvature bounds

Thu, 01 Dec 2022

16:30 - 18:00
MPIM Lecture Hall
Stephan Stadler
CAT(0) spaces of higher rank

Thu, 17 Nov 2022

16:30 - 17:30
MPIM Lecture Hall
Peter Smillie
Non-uniqueness of minimal surfaces in locally symmetric spaces

Thu, 10 Nov 2022

16:30 - 18:00
MPIM Lecture Hall
Giuliano Basso
Filling minimality and Lipschitz-volume rigidity of convex bodies among integral current spaces

Thu, 27 Oct 2022

18:30 - 19:30
Online talk
Pedro Ontaneda
tba

Thu, 13 Oct 2022

16:30 - 17:30
MPIM Lecture Hall
Cameron Rudd
When do short loops only bound big surfaces?

Thu, 14 Jul 2022

16:30 - 17:30
Michael Albanese
[Obersem. Diff. Geometry/Venue: Math. Center, Endenicher Allee 60] "The Yamabe Invariant of Complex Surfaces"

Thu, 07 Jul 2022

16:30 - 17:30
Frieder Jäckel
[Oberseminar Diff. Geometry/Venue: Lipschitz-Saal, Endenicher Allee 60] "Stability of hyperbolic metrics"

Thu, 02 Jun 2022

16:30 - 17:30
Bernhard Hanke
The two faces of scalar curvature

Thu, 12 May 2022

16:30 - 17:30
Xian Dai
Correlation of Length Spectrums for Hitchin Representations

Thu, 05 May 2022

16:30 - 17:30
Damaris Meier
Quasiconformal almost parametrizations of metric surfaces

Thu, 28 Apr 2022

16:30 - 17:30
Isleifsson Hjalti
Linear isoperimetric inequality for homogeneous Hadamard manifolds

Thu, 07 Apr 2022

16:30 - 17:30
Eric Swenson/MPIM
From CAT(0) to relatively hyperbolic

Thu, 27 Jan 2022

16:30 - 17:30
Peter Topping
CANCELLED

Thu, 16 Dec 2021

16:30 - 17:30
Chao Li
Stable minimal hypersurfaces in R^4

For older events also see the Program.

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