The Geometry Seminar (GS) is the common seminar of the
Research Station Geometry and Dynamics
(consisting of the
Differential Geometry Group
and the Symplectic Geometry Group).
It takes place every other Tuesday, usually at 1 p.m. in room SRB.
Before the seminar, we usually have lunch together.
The
Differential Geometry Seminar (DGS)
takes place on Thursdays. When in person, we usually meet at 2 p.m. in room SR 5. Our online meetings are usually at 5 p.m., e.g. when the speaker is in a different time zone like the USA.
Please see the seminar webpage for further details.
The
Symplectic Geometry Seminar (SGS)
takes place on Wednesdays at 11:15 in room SR 4.
The RTG Colloquium (RTG) is organized together with people from Karlsruhe.
It is part of the RTG days which take place
every other Tuesday, alternating between Karlsruhe and Heidelberg.
Additional events are listed in the second table.
If you would like to suggest a speaker, or if you want an event promoted on this webpage,
please contact one of the organizers:
Geometry Seminar: James Farre and
Richard Siefring
Differential Geometry seminar: Max Riestenberg, Martin Bobb,
Mitul Islam
and Beatrice Pozzetti
Symplectic Geometry seminar: Ana Chavez-Caliz
RTG Colloquium: Ana Chavez-Caliz and Georgios Kydonakis
| Date and time | Speaker | Title | Seminar |
|---|---|---|---|
| Tuesday, April 18th, in Karlsruhe | Wolfgang Lück (University of Bonn) | On the Farrell-Jones Conjecture | RTG |
| Thursday, April 20th | Gabriele Viaggi (Heidelberg/Sapienza) | Divisible convex sets with properly embedded cones | DGS |
| Tuesday, April 25th | Daniel Rosen (TU Dortmund) | Random polytopes in Non-Euclidean Geometries | GS |
| Wednesday, April 26th | Kevin Wiegand (Heidelberg) | On the Origin of Minimal Sets by Means of Feral Curves | SGS |
| Thursday, April 27th | Tommaso Scognamiglio (Université Paris Cité) | Character varieties for non-orientable surfaces | DGS |
| Tuesday, May 2nd | Ana Rita Pires (University of Edinburgh) | Infinite staircases in the symplectic ball packing problem | RTG |
| Wednesday, May 3rd | Lukas Hahn (Heidelberg) | Aspects of Extended Mirror Symmetry | SGS |
| Wednesday, May 10th | Alec Metsch (Universität Gießen) | Kiruma's Conjecture | SGS |
| Tuesday, May 16th, in Karlsruhe | Stefan Witzel (JLU Gießen) | Arithmetic approximate lattices and their finiteness properties | RTG |
| Tuesday, May 23rd | Lina Deschamps (Nantes) | Existence of Birkhoff sections for geodesic flows on closed orientable Riemannian surfaces | SGS |
| Wednesday, May 24th | Connor Jackman (Heidelberg) | Biclycling curves and the filament hierarchy | SGS |
| Thursday, May 25th | Katrin Tent (Münster) | Burnside groups and iterated small cancellation theory | DGS |
| Tuesday, May 30th | Qiongling Li (Nankai University) | Higgs bundles in the Hitchin section over non-compact surfaces | GS |
| Wednesday, May 31st | Arthur Limoge (Heidelberg) | Local Floer Homology(ies?) | SGS |
| Tuesday, June 6th | Jeffrey Danciger (UT Austin) | Affine geometry and the Auslander Conjecture | RTG |
| Tuesday, June 13th | Marco Mazzucchelli (École Normale Supérieure de Lyon) | Surfaces of section, Anosov Reeb flows, and the C2-stability conjecture for geodesic flows | GS |
| Wednesday, June 14th | Marco Mazzucchelli (École Normale Supérieure de Lyon) | On the local maximizers of higher capacity ratios | SGS |
| Thursday, June 15th | Frank Ferrari (Université Libre de Bruxelles) | Random Geometries of Constant Curvature: from Condensed Matter Physics to the Combinatorics of Self-Overlapping Curves through Black Holes. | DGS |
| Friday, June 16th at 15:00 in SR 7 at the MI (note special time and location) | Swarnava Mukhopadhyay (Tata Institute of Fundamental Research) | Hitchin Connection for parabolic bundles | DGS |
| Tuesday, June 20th, in Karlsruhe | Johannes Ebert (Universität Münster) | On the homology of diffeomorphism groups of odd-dimensional manifolds | RTG |
| Wednesday, June 21st | Bernhard Albach (RWTH Aachen University) | Polynomial growth of Reeb orbits | SGS |
| Wednesday, June 28th | Michael Rothgang (Humboldt-Universität zu Berlin) | Equivariant transversality for simple holomorphic curves | SGS |
| Thursday, June 29th | Tianqi Wang (National University of Singapore) | Restricted Anosov representations via flows | DGS |
| Tuesday, July 4th | Indira Chatterji (Université Côte d'Azur) | Hyperbolicity and products | RTG |
| Wednesday, July 5th | Lael Costa (Penn State) | Billiard maps and visualizations | SGS |
| Wednesday, July 12th | Yannis Bähni (Augsburg University) | First Steps in Twisted Rabinowitz-Floer Homology | SGS |
| Tuesday, July 18th, in Karlsruhe | Urs Lang (ETH Zürich) | Generalized non-positive curvature and higher-rank hyperbolicity | RTG |
| Wednesday, July 19th | Anastasiia Sharipova (Penn State) | Convex Bodies with all Planar Characteristics | SGS |
| Thursday, July 20th | Andrea Tamburelli (University of Pisa) | TBA | DGS |
| Tuesday, July 25th | Anton Izosimov (University of Arizona) | Planar networks and simple Lie groups | GS |
| Wednesday, July 26th | Levin Maier (Heidelberg) | On Manes critical value for the Hunter Saxton system | SGS |
| Thursday, July 27th | Yuping Ruan (Univ. of Michigan/Northwestern Univ.) | TBA | DGS |
| Wednesday, August 2nd | Otto van Koert (Heidelberg) | Computational symplectic topology and RTBP | SGS |
| Thursday, September 7th | Alex Nolte (Rice University) | Leaves of properly convex foliated projective structures | DGS |
Winter semester 2022/2023
The Geometry Seminar (GS) is the common seminar of the
Research Station Geometry and Dynamics
(consisting of the
Differential Geometry Group
and the Symplectic Geometry Group).
It takes place every other Tuesday, usually at 1 p.m. in room SRB.
Before the seminar, we usually have lunch together.
The
Differential Geometry Seminar (DGS)
takes place on Thursdays. When in person, we usually meet at 2 p.m. in room SR 5. Our online meetings are usually at 5 p.m., e.g. when the speaker is in a different time zone like the USA.
Please see the seminar webpage for further details.
The Symplectic Geometry Seminar (SGS)
takes place on Wednesdays at 11:15 in room SR 4.
The RTG Colloquium (RTG) is organized together with people from Karlsruhe.
It is part of the RTG days which take place
every other Tuesday, alternating between Karlsruhe and Heidelberg.
Additional events are listed in the second table.
If you would like to suggest a speaker, or if you want an event promoted on this webpage,
please contact one of the organizers:
Geometry Seminar: James Farre and
Richard Siefring
Differential Geometry seminar: James Farre, Gabriele Viaggi,
Mitul Islam
and Beatrice Pozzetti
Symplectic Geometry seminar: Johanna Bimmermann and Valerio Assenza
RTG Colloquium: Ana Chavez-Caliz and Georgios Kydonakis
| Date and time | Speaker | Title | Seminar |
|---|---|---|---|
| Tuesday, October 18th | Charles Reid (University of Texas at Austin) | Limits of Convex Projective Structures and Finsler Metrics | GS |
| Tuesday, October 25th | Goulnara Arzhantseva (Universität Wien) | Logarithmic girth expander Cayley graphs | RTG |
| Tuesday, November 8th, in Karlsruhe | Henry Wilton (University of Cambridge) | Curvature invariants coming from linear programming | RTG |
| Wednesday, November 16th | Jakub Tomaszewski (Poznań University of Technology) | Dendrite maps are not that phenomenal | SGS |
| Tuesday, November 22nd | Stephan Stadler (Max Plank Institute for Mathematics, Bonn) | Periodic CAT(0) spaces | RTG |
| Thursday, November 24th, at 9:15 in room SR2 (note the unusual time and place!) |
Urs Fuchs (Monash University) | tba | SGS |
| Tuesday, November 29th | Murat Sağlam (Universität zu Köln) | On the existence of integrable Reeb flows | GS |
| Wednesday, November 30th | Tilman Becker (Cologne) | Geodesic and conformally Reeb vector fields on flat 3-manifolds | SGS |
| Tuesday, December 6th, in Karlsruhe | Holger Kammeyer (Heinrich-Heine-Universität Düsseldorf) | Galois cohomology and absolutely solitary groups | RTG |
| Wednesday, December 7th | Alessio Pellegrini (ETH Zürich) | A Bangert-Hingston Theorem for Starshaped Hypersurfaces | SGS |
| Tuesday, December 13th | Gabriele Viaggi (Heidelberg) | TBA | GS |
| Tuesday, January 10th | Anton Zorich (Université de Paris) | Random square-tiled surfaces of large genus and random multicurves on surfaces of large genus | RTG |
| Monday, January 23rd | Saul Schleimer (University of Warwick) | The census of veering triangulations | RTG/HEGL |
| Tuesday, January 24th, in Karlsruhe | Chris Connell (Indiana University) | The natural flow and homological vanishing in nonpositively curved manifolds | RTG |
| Tuesday, February 7th | Ana Rechtman (Université de Strasbourg) | Broken books and periodic orbits of Reeb flows in dimension 3 | RTG |
| Tuesday, February 14th | Duc-Manh Nguyen (Université de Bordeaux) | Compactification and volumes of the moduli spaces of flat surfaces in genus 0 | GS |
| Tuesday, March 21st | Ken'ichi Ohshika (Gakushuin University) | The earthquake metric on Teichmüller space | GS |
The following table shows additional math-events.
| Date/Place | Event |
|---|---|
| October 20th - 21st, Mathematikon - Heidelberg | Workshop in Geometry and Dynamics |
| January 16th - 18th - IWH | Workshop on Interplay between symplectic geometry and cluster theory |
| January 31st, Karlsruhe | Geometry Day |
| February 27 - March 3rd, Heidelberg | Workshop on Pseudoholomorphic Curves in Hamiltonian Dynamics |
Summer semester 2022
The Geometry Seminar (GS) is the common seminar of the
Research Station Geometry and Dynamics
(consisting of the
Differential Geometry Group
and the Symplectic Geometry Group).
It takes place every other Tuesday, usually at 1 p.m. in room SRB.
Before the seminar, we usually have lunch together.
The
Differential Geometry Seminar (DGS)
takes place on Thursdays. When in person, we usually meet at 2 p.m. in room SR 5. Our online meetings are usually at 5 p.m., e.g. when the speaker is in a different time zone like the USA.
Please see the seminar webpage for further details.
The Symplectic Geometry Seminar (SGS)
takes place on Wednesdays at 11:15 in room SR 4.
The RTG Colloquium (RTG) is organized together with people from Karlsruhe.
It is part of the RTG days which take place
every other Tuesday, alternating between Karlsruhe and Heidelberg.
Additional events are listed in the second table.
If you would like to suggest a speaker, or if you want an event promoted on this webpage,
please contact one of the organizers:
Geometry Seminar: Max Riestenberg and
Irene Seifert
Differential Geometry seminar: Gabriele Viaggi,
Mitul Islam
and Beatrice Pozzetti
Symplectic Geometry seminar: Lucas Dahinden
RTG Colloquium: Lucas Dahinden
and Georgios Kydonakis
| Date and time | Speaker | Title | Seminar |
|---|---|---|---|
| Tuesday, April 26th, in Karlsruhe | Thomas Schick (Georg-August-Universität Göttingen) | Rigidity of scalar curvature | RTG |
| Tuesday, May 3 | Gerhard Knieper (Bochum) | Geodesic stretch and the marked length spectrum rigidity | GS |
| Thursday, May 5 | Federico Vigolo (Münster) | Coarse structures, groups and automorphisms | DGS |
| Tuesday, May 10 | Alan Reid (Rice University and MPIM Bonn) | Profinite rigidity, direct products and finite presentability | RTG |
| Thursday, May 12, 12:00, Room 0.200 | Reto Kaufmann | From Symplectic Toric Manifolds to Polytopes and back again | SGS |
| Thursday, May 12 | Konstantinos Tsouvalas (IHES) | Cartan projections of fiber products and non quasi-isometric embeddings | DGS |
| Tuesday, May 17 | Jacques Audibert (Sorbonne) | Thin surface groups in lattices of split real Lie groups | GS |
| Tuesday, May 24, in Karlsruhe | Sam Hughes (University of Oxford) | Irreducible lattices fibring over the circle | RTG |
| Tuesday, June 7 | Martin Ulirsch (Frankfurt) | Vector bundles on Riemann surfaces and metric graphs | GS |
| Tuesday, June 14 | Jean Gutt (Albi / Toulouse) | On the equivalence of symplectic capacities | GS |
| Tuesday, June 21 | Rich Schwartz (Brown University) | Trisecting Kuehnel's 9-vertex projective plane | RTG |
| Wednesday, June 22 | Francois Gay-Balmaz (Paris) | Coadjoint orbits relevant to ideal fluid dynamics | SGS |
| Tuesday, June 28 | (no seminar because of lots of conferences) | GS | |
| Tuesday, July 5, in Karlsruhe | Jean Lécureux (Université Paris-Saclay) | Random walks on CAT(0) cubical complexes | RTG |
| Wednesday, July 6 | Alessandra Nardi (Padova) | TBA | SGS |
| Thursday, July 7 | Rick Kenyon (Yale) | Dimers, webs and SL_n local systems | DGS |
| Thursday, July 7 at 4pm in SR2 (note the unusual time and place!) | Alex Nolte (Rice) | Higher Complex Structures and Hitchin Components | GS |
| Tuesday, July 12 | (no seminar because of the Workshop "Geometry and Machine Learning") | GS | |
| Tuesday, July 19 | Barbara Schapira (Université Rennes 1) | Kleinian groups through measures at infinity | RTG |
| Tuesday, July 26 | Eugen Rogozinnikov | Parametrizing spaces of positive representations | GS |
The following table shows additional math-events.
| Date/Place | Event |
|---|---|
| Weekly, Monday 4-6 pm | Junior Seminar on Geometry & Dynamics |
| April 11th-13th, Schlössle, Schenkenzell | RTG Seminar "Group Cohomology" |
| May 19th, Strasbourg | 13th Karlsruhe-Heidelberg-Strasbourg "Geometry Day" |
| May 31st- June 1st | RTG Retreat |
| June 23rd, Conference Room on 5th floor, Mathematikon | Mercator Workshop |
| July 1st-22nd, Mathematikon | Celebrating the Poincaré conjecture: Public Talks and Workshops |
| July 8th, Hörsaal, Mathematikon | BACH seminar on Symplectic and Contact Geometry |
| July 11th-13th, Studio Villa Bosch | Workshop on Geometry and Machine Learning |
| September 5th-8th, somewhere in Black Forest | RTG Seminar "Topological Data Analysis" |
Winter semester 2021/2022
The Geometry Seminar (GS) is the common seminar of the
Research Station Geometry and Dynamics
(consisting of the
Differential Geometry Group
and the Symplectic Geometry Group).
It takes place every other Tuesday, usually at 1 p.m. in room SRB.
Before the seminar, we usually have lunch together. For the moment, we switched to online seminars again.
The
Differential Geometry Seminar (DGS)
takes place on Thursdays. When in person, we usually meet at 2 p.m. in room SR 5. Our online meetings are usually at 5 p.m., e.g. when the speaker is in a different time zone like the USA.
Please see the seminar webpage for further details.
The Symplectic Geometry Seminar (SGS)
takes place on Wednesdays at 11:15 in room SR 9. Some talks are online instead.
The RTG Colloquium (RTG) is organized together with people from Karlsruhe.
It is part of the RTG days which take place
every other Tuesday, alternating between Karlsruhe and Heidelberg.
Additional events are listed in the second table.
If you would like to suggest a speaker, or if you want an event promoted on this webpage,
please contact one of the organizers:
Geometry Seminar: Max Riestenberg and
Irene Seifert
Differential Geometry seminar: Gabriele Viaggi,
Mitul Islam
and Beatrice Pozzetti
Symplectic Geometry seminar: Lucas Dahinden
RTG Colloquium: Lucas Dahinden
and Georgios Kydonakis
| Date and time | Speaker | Title | Seminar |
|---|---|---|---|
| Thursday, September 23rd, 10:30 am (note the unusual time!), Hörsaal or video life stream | Ferrán Valdez (Centro de Ciencias Matemáticas, UNAM) | Conjugacy classes of big Mapping Class Groups | GS |
| Monday, October 11th, 1 pm (note the unusual day!), SR 3 | Jialun Li (Zürich) | Exponential mixing of geodesic flow for geometrically finite manifolds with cusps | GS |
| Tuesday, October 19th, in Karlsruhe | Tatiana Smirnova-Nagnibeda (Université de Genève) | Spectra and spectral measures on Cayley graphs of finitely generated groups and their actions | RTG |
| Thursday, October 21st |
Annette Karrer (Technion) | Contracting boundaries of right-angled Coxeter groups | DGS |
| Tuesday, October 26th | Bram Petri (Sorbonne) | Extremal hyperbolic surfaces and the Selberg trace formula | GS |
| Thursday, October 28th |
Pierre-Louis Blayac (MPIM) | The proximal limit set of divisible convex sets | DGS |
| Tuesday, November 2nd | Jungsoo Kang (Seoul) | Symplectic geometry of convex domains | RTG |
| Thursday, November 4th |
Feng Zhu (Technion) | Relatively Anosov representations: three characterisations | DGS |
| Tuesday, November 9th | Lei Zhao (Augsburg) | Conformal Transformations and Integrable Mechanical Billiards | GS |
| Wednesday, November 10th, 15:15 in Zoom | Hassan Najafi Alishah (Minas Gerais) | Dirac geometry and conservative Lotka-Volterra equations | SGS |
| Thursday, November 11th |
Brian Collier (UC Riverside) | Slodowy slices, Higgs bundles and higher Teichmüller spaces | DGS |
| Tuesday, November 16th, in Karlsruhe | Bruno Martelli (Università di Pisa) | Hyperbolic manifolds of dimension higher than 3 | RTG |
| Thursday, November 18th |
Rym Smai (U Avignon) | Conformally flat spacetimes with complete photons | DGS |
| Tuesday, November 23th | Marek Kaluba (Karlsruhe) | Squaring the Laplacian and property (T) | GS |
| Tuesday, November 30th | Florent Schaffhauser (Universidad de los Andes) | Hodge and Betti numbers of real algebraic varieties, a walk through a few examples | RTG |
| Wednesday, December 1st | Samanyu Sanjay (Aachen) | Some symplectic obstructions to Weinstein fillability in high dimensions | SGS |
| Thursday, December 2nd |
Pratyush Sarkar (Yale) | Local mixing of diagonal flows on Anosov homogeneous spaces | DGS |
| Tuesday, December 7th, via Zoom | Alfonso Sorrentino (Rome) | On the persistence of Lagrangian periodic tori for symplectic twist maps | GS |
| Wednesday, December 8th, in Zoom | Comlan E. Koudjinan (IST Austria) | On non coexistence of 2 & 3-rational caustics in nearly circular billiard tables | SGS |
| Thursday, December 9th |
Theodore Weisman (UT Austin) | Title tba | DGS |
| Tuesday, December 14th, in Karlsruhe | Cyril Houdayer (Université Paris-Saclay) | Noncommutative ergodic theory of higher rank lattices | RTG |
| Thursday, December 16th |
Alessandro Sisto (Heriot-Watt University) | Title tba | DGS |
| Tuesday, January 11th, in Zoom | Gabriele Benedetti (Amsterdam) | A bi-invariant Lorentz-Finsler structure in symplectic geometry | RTG |
| Wednesday, January 12th, in Zoom | Thibaut Mazuir (Sorbonne) | Higher algebra of A-infinity algebras in Morse theory | SGS |
| Monday, January 17th |
Xenia Flamm (ETH) | The real spectrum compactification of the Hitchin component | DGS |
| Tuesday, January 18th | Markus Reineke (Bochum) | Symplectic reduction and neural networks | GS |
| Wednesday, January 19th, in Zoom | Valdo Tatitscheff (Strasbourg) | Hecke algebras and two-dimensional topological quantum field theories | SGS |
| Thursday, January 20th |
Matteo Migliorini (University of Pisa) | Hyperbolic manifolds fibering over S^1 | DGS |
| Tuesday, January 25th, in Karlsruhe | Yash Lodha (Universität Wien) | Adventures in the land of Homeo+(R) | RTG |
| |
Gerhard Knieper (Bochum) |
|
GS |
| Tuesday, February 8th in Zoom | Hannah Markwig (Universität Tübingen) | Curve counting and tropical geometry | RTG |
| Thursday, February 10th |
Tushar Das (U Wisconsin-La Crosse) | Title tba | DGS |
| Tuesday, February 15th | Sébastien Labbé (Bordeaux) | Structure of Jeandel-Rao aperiodic Wang tilings | GS |
| Wednesday, February 16th | Matthias Meiwes (Aachen) | TBA | SGS |
The following table shows additional math-events.
| Date/Place | Event |
|---|---|
| Weekly, Monday 4-6 pm | Junior Seminar on Geometry & Dynamics |
| Weekly, Wednesday 14:15-15:45 | Symplectic Topics Seminar |
| October 4th-6th, online | Second Workshop on Topological Methods in Data Analysis |
| October 7th-8th, IWH | RTG Seminar "PhD students' own research" |
Summer semester 2021
The Geometry Seminar (GS) is the common seminar of the Differential Geometry Group and the Symplectic Geometry Group. It takes place on Tuesdays, usually at 13:00.
The Differential Geometry Seminar (DGS) takes place on Thursdays at 14:00.
The Symplectic Geometry Seminar (SGS) takes place via Zoom on Wednesdays at 11:15. Please join Müsli to receive the link per email.
The RTG Colloquium (RTG) is organized together with people from Karlsruhe. Please note that this year, the colloquium is separate from the RTG days.
It takes place on Tuesdays, starting at 2:00 with a get together with the speaker, at 2:30 is a coffee break followed by the talk at 2:45 (NOTE THE SHIFT FROM EARLIER).
More details about the RTG Colloquium can be found here.
Additional events are listed in the second table.
Please contact one of the organizers James Farre, Lucas Dahinden or Irene Seifert if you would like to suggest a speaker, or if you want an event promoted on this webpage.
| Date and time | Speaker | Title | Seminar |
|---|---|---|---|
| Tue 20 April | RTG Lecture | Lecture | RTG |
| Tue 27. April | Tsachik Gelander (Rehovot) | TBA | RTG Colloquium |
| Tue 4. Mai | RTG Lecture | Lecture | RTG |
| Tue 11. Mai | Yair Minsky (Yale) | TBA | RTG Colloquium |
| Tue 18. Mai | RTG Lecture | Lecture | RTG |
| Tue 25. Mai | Louis Merlin (Aachen) | On the relations between the universal Teichmüller space and Anti-de-Sitter geometry | GS |
| Tue 1. June | RTG Lecture | Lecture | RTG |
| Tue 8. June | Tom Bridgeland (Sheffield) | TBA | RTG Colloquium |
| Tue 15. June | RTG Lecture | Lecture | RTG |
| Tue 22. June (1 hour later than usual) | Nir Lazarovich (Haifa) | TBA | RTG Colloquium |
| Tue 29. June | RTG Lecture | Lecture | RTG |
| Tue 6. July | Colin Guillarmou (Orsay) | Spectral theory of higher rank Anosov action and SRB measures | GS |
| Tue 13. July (11am, Hörsaal) | Richard Schwartz (Providence) | The spheres of sol | GS |
| Tue 13. July | Hugo Parlier (Luxembourg) | Curves, surfaces and intersection | GS |
| Thu 15. July (11am, Hörsaal) | Michael Harrison (Pittsburgh) | Borsuk-Ulam and some applications - old and new | GS |
| Thu 15. July (2pm) | Anastasiia Sharipova (Penn state) | Viterbo's conjecture for the Ekeland-Hofer-Zehnder capacity | SGS |
| Tue 20. July (Unusual time 15:00) | Simion Filip (Chicago) | A cyclotomic family of thin hypergeomteric groups | GS |
| Wed 21. July | Johann Bouilly (Strassbourg) | Torelli group action on SU(n)-character varieties | SGS |
The following table shows additional math-events.
| Date/Place | Event |
|---|---|
| Weekly, Monday 4-6 pm | Junior Geometry Seminar |
| Weekly, Wednesday 14:15-15:45 | Symplectic Topics Seminar |
Winter semester 2020/21
The Geometry Seminar (GS) is the common seminar of the Differential Geometry Group and the Symplectic Geometry Group. It takes place on Tuesdays, usually at 13:00.
The Differential Geometry Seminar (DGS) takes place on Thursdays at 14:00.
The Symplectic Geometry Seminar (SGS) takes place via Zoom on Wednesdays at 11:15. Please join Müsli to receive the link per email.
The RTG Colloquium (RTG) is organized together with people from Karlsruhe. Please note that this year, the colloquium is separate from the RTG days.
It takes place via Zoom on Tuesdays, starting at 2:00 with a get together with the speaker, at 2:30 is a coffee break followed by the talk at 3:00.
More details about the RTG Colloquium can be found here.
Additional events are listed in the second table.
Please contact one of the organizers Jan Swoboda, Lucas Dahinden or Irene Seifert if you would like to suggest a speaker, or if you want an event promoted on this webpage.
The following table shows additional math-events.
| Date/Place | Event |
|---|---|
| Weekly, Monday 4-6 pm | Junior Geometry Seminar |
Summer semester 2020
The Geometry Seminar (GS) is the common seminar of the Differential Geometry Group and the Symplectic Geometry Group. It takes place Tue in Seminarraum B at 13:00.
The Differential Geometry Seminar (DGS) takes place Thu in Seminarraum 5 at 14:00 and Mon in Seminarraum 3 at 9:45.
The Symplectic Geometry Seminar (SGS) takes place in Zoom at 11:15. Please join Müsli to receive the link per email.
The RTG Colloquium (RTG) is held alternately in Karlsruhe (KA) and Heidelberg (HD). In Heidelberg it takes place in Room 5.104 at 13:30.
More details about the RTG Colloquium can be found here.
Additional events are listed in the second table.
Please contact one of the organizers Johannes Horn or Lucas Dahinden if you would like to suggest a speaker, or if you want an event promoted on this webpage.
| Date and time | Speaker | Title | Seminar |
|---|---|---|---|
| Wed April 22 | Lucas Dahinden (Heidelberg) | Topological robotics | SGS |
| Tue April 28 | Peter Albers (Heidelberg) | Introduction to Symplectic Billiards | GS |
| Wed April 29 | Arnaud Maret (Heidelberg) | Ergodicity and character varieties | SGS |
| Tue May 12 | Gabriele Viaggi (Heidelberg) | Uniform models for random 3-manifolds | GS |
| Wed May 20 | Arnaud Maret (Heidelberg) | Kapovich-Millson | SGS |
| Tue May 26 | Johannes Horn (Heidelberg) | sl(2)-type singular fibers of symplectic Hitchin systems | GS |
| Wed May 27 | Eugenio Pozzoli (Sorbonne) | Controllability of molecular dynamics | SGS |
| Wed June 24 | Lucas Dahinden (Heidelberg) | Subriemannian Billiards | SGS |
| Wed July 8 | Kevin Wiegand (Heidelberg) | Cerf's theorem | SGS |
| Wed July 15 | Amin Mohebi (Heidelberg) | Celestial mechanics | SGS |
The following table shows additional math-events.
| Date/Place | Event |
|---|---|
| July 27 - 31 at IWH Heidelberg | Young Researcher’s Workshop on Positivity in Lie groups |
| July 3 | FHST Meeting on Geometry and Analysis |
| July 20-July 31 | Summer school Geometric group theory without boundaries |
Winter semester 2019/2020
The Geometry Seminar (GS) is the common seminar of the Differential Geometry Group and the Symplectic Geometry Group. It takes place in Seminarraum C at 13:00.
The Differential Geometry Seminar (DGS) takes place Thu in Seminarraum 5 at 14:00 and Mon in Seminarraum 3 at 9:45.
The Symplectic Geometry Seminar (SGS) takes place in Seminarraum 9 at 11:15.
The RTG Colloquium (RTG) is held alternately in Karlsruhe (KA) and Heidelberg (HD). In Heidelberg it takes place in Room 5.104 at 13:30.
More details about the RTG Colloquium can be found here.
Additional events are listed in the second table.
Please contact one of the organizers Jonas Beyrer or Lucas Dahinden if you would like to suggest a speaker, or if you want an event promoted on this webpage.
The following table shows additional math-events.
| Date | Event |
|---|---|
| 24.1.2020 | Meeting on Geometry and Analysis |
| Wed, 9.15-10.45, SR9 | Topics in Topological and Geometric Methods in Data Analysis |
| Wed, 14.15-16.45, SR4 | Topics in Symplectic Geometry |
Summer semester 2019
The Geometry Seminar (GS) is the common seminar of the Differential Geometry Group and the Symplectic Geometry Group. It takes place in Seminarraum C at 13:00.
The Differential Geometry Seminar (DGS) takes place in Seminarraum 3 at 11:15.
The Symplectic Geometry Seminar (SGS) takes place in Seminarraum 9 at 11:15.
The Junior Geometry Seminar (JGS) takes place in Seminarraum 3 at 11:15.
The RTG Colloquium (RTG) is held alternately in Karlsruhe (KA) and Heidelberg (HD). In Heidelberg it takes place in Room 5.104 at 13:30.
More details about the RTG Colloquium can be found here.
Additional events are listed in the second table.
Please contact one of the organizers Jonas Beyrer or Lucas Dahinden if you would like to suggest a speaker, or if you want an event promoted on this webpage.
| Date and time | Speaker | Title | Seminar |
|---|---|---|---|
| Tue Apr 16 | Will Merry (ETHZ) | Symplectic cohomology of magnetic cotangent bundles | GS |
| Tue Apr 30 | Vaibhav Gadre (Glasgow) | Topics in Teichmuller dynamics | RTG HD |
| Tue May 7 | Martin Möller (Frankfurt) | Recursions for Masur-Veech volumes via counting and via intersection theory | GS |
| Thu May 9 | Miguel Acosta (Luxemburg) | Fundamental domains in the complex hyperbolic plane and its boundary at infinity | DGS |
| Fri May 10 | Paul Gontschar (Heidelberg) | The geometry of Higman's group | JGS |
| Tue May 14 | Emily Stark (Technion) | Boundary maps in non-positive curvature | RTG KA |
| Tue May 21 | Sobhan Seyfaddini (Paris) | Barcodes and C0 symplectic topology | GS |
| Wed May 22 | Markus Reineke (Bochum) | Cohomological Hall Algebras | SGS |
| Thu May 23 | Jean-Philippe Burelle (Paris) | Rigidity of diagonally embedded triangle groups | DGS |
| Tue May 28 | Pazit Haim-Kislev (Tel Aviv) | Symplectic size of polytopes | RTG HD |
| Wed May 29 | Pazit Haim-Kislev (Tel Aviv) | Closed characteristics on the boundary of convex polytopes | SGS |
| Tue Jun 11 | Herbert Edelsbrunner | Tri-partition of and hole systems in a polyhedral complex | RTG KA |
| Wed June 19 | Lukas Sauer (Heidelberg) | Character varieties of 3-manifolds as Lagrangian submanifolds | JGS |
| Tue June 18 | Alexander Thomas (Strasbourg) | A "flexible" generalisation of complex structures on surfaces | GS |
| Tue Jun 25 | Gabriela Weitze-Schmithüsen (Saarland) | Veech groups of coverings of the Baker's map surface | RTG HD |
| Tue July 2 | Lionel Pournin (Paris) | Recent geometric and combinatorial results on lattice polytopes | GS |
| Wed July 3 | Daniel Spitz (Heidelberg) | tba | JGS |
| Wed July 3 | Sergei Tabachnikov (PennState) | Elementary geometry is dead. Long live elementary geometry! (Part I) | SGS |
| Thu July 4 | Martin Bobb (Austin) | Decomposition of Convex Divisible Domains along Flats | DGS |
| Tue July 9 | Elena Mäder-Baumdicker | Willmore spheres are unstable | RTG KA |
| Wed July 10 | Balthazar Fléchelles (Heidelberg) | tba | JGS |
| Wed July 10 | Sergei Tabachnikov (PennState) | Elementary geometry is dead. Long live elementary geometry! (Part II) | SGS |
| Fri July 12 | Christian Seidel (Bochum) | Closed geodesics in compact Lorentzian manifolds of splitting type (15:30 In Room INF 205) | SGS |
| Tue July 16 | Alvaro del Pino (Utrecht) | Convex integration and the bracket-generating condition | GS |
| Wed July 17 | Sergei Tabachnikov (PennState) | Frieze patterns | SGS |
| Wed July 17 | Alvaro del Pino (Utrecht) | Submanifolds of jet spaces and wrinkling (16:00 In SRA) | SGS |
| Thu July 18 | Steve Trettel (Santa Barbara) | Families of Geometries and Transitions | DGS |
| Tue Jul 23 | Pierre-Emmanuel Caprace (Louvain) | Quotients of discrete groups: finite versus infinite | RTG HD |
| Wed July 24 | Florent Schaffhauser (Strasbourg) | Mod 2 cohomology of moduli spaces of real vector bundles | DGS |
| Wed July 24 | Gustave Billon (Heidelberg) | tba | JGS |
| Wed July 24 | Sergei Tabachnikov (PennState) | Cross-ratio dynamics on ideal polygons | SGS |
| Thu July 25 | Tobias Weich (Paderborn) | Ruelle-Taylor resonances for higher rank Anosov actions | DGS |
The following table shows additional math-events.
| Date | Event |
|---|---|
| Feb 25-28 | Geometric topology meets geometric analysis |
| Mar 28 | Girl's day in Heidelberg |
| Apr 1-3 | RTG Block Seminar |
| Apr 1-5 | Geometry at Infinity |
| Jun 12-14 | Workshop on Geometry, Topology and Computation |
| Jul 19 | Freiburg - Heidelberg - Stuttgart Geometric Analysis Seminar |
| Jul 22 - Jul 26 | Geometric and analytic aspects of moduli spaces |
| Jul 29 - Aug 2 | Workshop on Bounded Cohomology |
| Aug 5-8 | Persistent Homology, Summer school auf Schloß Rauischholzhausen |
Winter semester 2018/19
The Geometry Seminar (GS) is the common seminar of the Differential Geometry Group and the Symplectic Geometry Group. It takes place in Seminarraum C at 13:00.
The Differential Geometry Seminar (DGS) takes place in Seminarraum 3 at 12:45.
The Symplectic Geometry Seminar (SGS) takes place in Seminarraum 4 at 16:00.
The Junior Geometry Seminar (JGS) takes place in Seminarraum 3 at 11:15.
The RTG Colloquium (RTG) is held alternately in Karlsruhe (KA) and Heidelberg (HD). In Heidelberg it takes place in Room 5.104 at 13:30.
More details about the RTG Colloquium can be found here.
Additional events are listed in the second table.
Please contact the organizers Lucas Dahinden and Andreas Ott if you would like to suggest a speaker, or if you want an event promoted on this webpage.
The following table shows additional math-events.
| Date | Event |
|---|---|
| Wed Oct 31, Thu Nov 8 | Omega Alpha (Oct 31 Gießen, Nov 8 Heidelberg) |
| Mon Nov 19 | Persistence in Heidelberg (HITS) |
| Nov 30 | Geometry Day |
| Feb 25-28 | Geometric topology meets geometric analysis |
Summer semester 2018
The Geometry Seminar is the common seminar of the Differential Geometry group and the Symplectic Geometry group and it takes place on Tuesdays in Seminarraum C at 13:00.
The Differential Geometry Seminar takes place on Thursdays in Seminarraum C at 13:00.
The RTG colloquium takes place on Tuesdays in Room 5.104 at 13:30. More details about the RTG colloquium and the RTG days can be found here.
Please contact Federica Fanoni if you are interested in suggesting a speaker.
Both the Geometry Seminar and the RTG colloquium usually take place on
Tuesdays. The seminar usually takes place in Seminarraum C at 12:30. If
not, the alternative date or room is stated below. The RTG colloquium
takes place in Room 5.104 at 13:30. More details about the RTG
colloquium and the RTG days can be found here.
Please contact Federica Fanoni or Matthias Meiwes if you are interested in suggesting a speaker.
See here for the hompage of the Geometry Seminar for spring semester 2018.
| Date | Speaker | Title | Type of talk |
|---|---|---|---|
| Sep 21, 11:15 | Irene Pasquinelli (Durham) | Deligne-Mostow lattices and cone metrics on the sphere | Seminar |
| Oct 16, 14:00 | Hiroshige Shiga (Tokyo) | An extension theorem for holomorphic motions and its application to Kleinian groups | Seminar |
| Oct 17 | Andreas Thom (Dresden) | RTG Karlsruhe | |
| Oct 24 | Lorenzo Ruffoni (Bologna) | Bubbling complex projective structures with quasi-Fuchsian holonomy | Seminar |
| Oct 27-28 | Geometric Dynamics Days | ||
| Nov 7 | Daryl Cooper (Santa Barbara) | Thurston's Compactification of Teichmüller Space | RTG Heidelberg |
| Nov 14 | Umberto Hryniewicz (Rio de Janeiro) | Using holomorphic curves to construct Conley blocks that obstruct hyperbolicity | Seminar |
| Nov 21 | Michael Björklund (Göteborg) | RTG Karlsruhe | |
| Nov 28 | Marco Mazzucchelli (Lyon) | Minimal Boundaries in Tonelli Lagrangian Systems | Seminar |
| Dec 1 | Geometry Day, Heidelberg | ||
| Dec 5 | Valentina Disarlo (Heidelberg) | On the geometry of the flip graph | RTG Heidelberg |
| Dec 9, 1pm, SR C | Robert Tang (Okinawa) | Veech surfaces and simple closed curves | Seminar |
| Dec 12 | Kai Zehmisch (Münster) | Odd-symplectic! | Seminar |
| Dec 19 | Steffen Kionke (Karlsruhe) | RTG Karlsruhe | |
| Jan 9 | Anna Siffert (Bonn) | Harmonic maps between cohomogeneity one manifolds | RTG Heidelberg |
| Jan 16 | Jonas Beyrer (Zürich) | Cross ratios on Furstenberg boundaries | Seminar |
| Jan 23 | Miles Simon (Magdeburg) | RTG Karlsruhe | |
| Jan 30 | Stefano Riolo (Pisa) | Hyperbolic Dehn filling in dimension four | Seminar |
| Feb 6 | Annette Werner (Frankfurt) | Limits of buildings and groups | RTG Heidelberg |
Heidelberg Geometry Seminar & RTG Colloquium schedule, Summer 2017
Heidelberg Geometry Seminar, 12:30 - 13:30, Seminarraum B.
Heidelberg RTG colloquium, 1:30 - 2:30.
Some other research talks associated with the Differentail Geometry Group or the Symplectic Geometry Group in Heidelberg are also listed.| Date | Speaker | Title | Arrival/Departure | Talk type |
|---|---|---|---|---|
| March 2017 | ||||
| 28 11:15, SR 4 | Zhe Sun (Tsinghua) | Generalized Mcshane's identity on the Fock-Goncharov A moduli space | 25.3 - 1.4 | Seminar, Heidelberg |
| April | ||||
| 4 11:15, SR 4 | Tengren Zhang (Caltech) | The Goldman symplectic form and the Hitchin component | 1.4 - 6.4 | Seminar, Heidelberg |
| 18 |
Urs Frauenfelder (Augusburg) | Families of periodic orbits in the restricted three body problem and Arnold's invariant | 17-20.4 | Seminar, Heidelberg |
| 25 |
|
RTG, Karlsruhe |
||
| 28 |
|
Geometry Day in Strasbourg |
|
|
| May | ||||
| 2 |
Felix Schlenk (Neuchâtel) | Vielerlei Formen von Starrheit symplektischer Einbettungen | 2-3.5 | Seminar, Heidelberg |
| 3 14:15, SR 3 |
Katharina Neusser (Praha) | C-projective structures of degree of mobility at least two | 2 - 14.5 | Seminar, Heidelberg |
| 9 |
Gabriele Mondello (Roma) | On the topology of the representation variety of a punctured surface group in | 8 - 11.5 | RTG, Heidelberg |
| 10 14:15, SR 3 Canceled |
Katharina Neusser (Praha) | Holonomy reductions of parabolic geometries and compactifications of geometric structures | 2 - 14.5 | Seminar, Heidelberg |
| 16 1:00- 2:00, Conference Room |
Linus Kramer (Münster) | Rigidity of group topologies | 15 -17.5 | Seminar, Heidelberg |
| 22 11:15, SR 7 | Jeremy Toulisse (USC) | The geometry of maximal representations in | 21 - 23. 5 | Seminar, Heidelberg |
| 23 |
|
RTG, Karlsruhe |
||
| 26 11:15, SR 3 | Florent Schaffhauser (Universidad de Los Andes) | Hitchin components for fundamental groups of 2-orbifolds | 24 - 27. 5 | Seminar, Heidelberg |
| 30 |
|
Special RTG-Day | RTG, Karlsruhe |
|
| June | ||||
| 2 14:15 | Bochum-Heidelberg-Köln-Münster Symplectic and Contact Geometry Seminar | main page. |
|
|
| 6 |
Giannis Platis (Crete) | Quasiconformal mappings in the Heisenberg group: An overview | 4-7.6 | Seminar, Heidelberg |
| 13 |
Javier Aramayona (Madrid) | Finitely-presented big mapping class groups | 12 - 14.6 | Seminar, Heidelberg |
| 20 |
Sergei Tabachnikov (Penn State) | Skewers | RTG, Heidelberg |
|
| 22 17:15, HS | Bruno Martelli (Pisa) | link | Colloquium |
|
| 27 |
Marcelo Alves (Neuchâtel) | Symplectic algebras, their algebraic growth, and applications to dynamics | 26-28.6 | Seminar, Heidelberg |
| July | ||||
| 4 |
|
RTG, Karlsruhe |
||
| 11 |
Clément Guerin (Luxembourg) | Bad representations and singularities of character varieties | 10 - 11.7 | Seminar, Heidelberg |
| 12 2:15, SR3 | Subhojoy Gupta (Indian Institute of Science) | Meromorphic quadratic differentials and geometric structures on surfaces | 10 - 13.7 | Seminar, Heidelberg |
| 18 |
Ursula Hamenstädt (Bonn) | Incompressible surfaces in locally symmetric manifolds | 18.7 | RTG, Heidelberg |
| 25 |
Andrea Seppi (Pavia) | Volume of Anti-de Sitter 3-manifolds. | 23-28.7 | Seminar, Heidelberg |
| 26 2: 15, RS 3 |
Seok-Zun Song (Jeju National University) | Term ranks of matrices and their linear preservers. | Seminar, Heidelberg |
|
| September | ||||
| 21 11: 15, RS 4 | Irene Pasquinelli (Duhram) | Deligne-Mostow lattices and cone metrics on the sphere | 20.9-23.9 | Seminar, Heidelberg |
Heidelberg Geometry Seminar & RTG Colloquium schedule, Winter 2016-17
Heidelberg Geometry Seminar, 13:00 - 14:00 (Seminarraum 4).
RTG colloquium, 1:30 - 2:30 (Lecture in 5.104 Konferenzraum, Coffee break in 5.303 Common Room).
5