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Oberseminar Differentialgeometrie

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

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


Upcoming talks

Past talks

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

Don, 05 Mär 2026

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

Don, 05 Feb 2026

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

Don, 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

Don, 22 Jan 2026

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

Don, 15 Jan 2026

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

Don, 18 Dez 2025

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

Don, 11 Dez 2025

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

Don, 04 Dez 2025

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

Don, 13 Nov 2025

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

Don, 06 Nov 2025

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

Don, 30 Okt 2025

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

Don, 23 Okt 2025

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

Don, 25 Jul 2024

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

Don, 18 Jul 2024

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

Don, 04 Jul 2024

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

Don, 02 Mai 2024

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

Don, 25 Apr 2024

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

Don, 18 Apr 2024

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

Don, 21 Mär 2024

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

Don, 25 Jan 2024

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

Don, 07 Dez 2023

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

Don, 30 Nov 2023

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

Don, 23 Nov 2023

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

Don, 16 Nov 2023

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

Don, 09 Nov 2023

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

Don, 26 Okt 2023

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

Don, 19 Okt 2023

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

Don, 25 Mai 2023

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

Don, 11 Mai 2023

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

Don, 04 Mai 2023

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

Don, 20 Apr 2023

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

Don, 13 Apr 2023

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

Don, 06 Apr 2023

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

Don, 26 Jan 2023

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

Don, 19 Jan 2023

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

Don, 08 Dez 2022

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

Don, 01 Dez 2022

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

Don, 17 Nov 2022

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

Don, 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

Don, 27 Okt 2022

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

Don, 13 Okt 2022

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

Don, 14 Jul 2022

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

Don, 07 Jul 2022

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

Don, 02 Jun 2022

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

Don, 12 Mai 2022

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

Don, 05 Mai 2022

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

Don, 28 Apr 2022

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

Don, 07 Apr 2022

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

Don, 27 Jan 2022

16:30 - 17:30
Peter Topping
CANCELLED

For older events also see the Program.

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