Seminar, Differential geometry and general relativity

Oliver Petersen: The Hamiltonian formulation of Einstein's equation

26 Jan

Seminar, Differential geometry and general relativity

Thursday 2023-01-26, 10:15 - 11:15

Participating: Oliver Petersen, KTH

Location: 3418, Lindstedtsvägen 25

2023-01-26T10:15:00.000+01:00 2023-01-26T11:15:00.000+01:00 Oliver Petersen: The Hamiltonian formulation of Einstein's equation (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Oliver Petersen: The Hamiltonian formulation of Einstein's equation (Seminar, Differential geometry and general relativity)

Klaus Kröncke: Stability problems for Einstein manifolds

2 Feb

Seminar, Differential geometry and general relativity

Thursday 2023-02-02, 10:15 - 11:15

Participating: Klaus Kröncke, KTH

Location: 3418, Lindstedtsvägen 25

2023-02-02T10:15:00.000+01:00 2023-02-02T11:15:00.000+01:00 Klaus Kröncke: Stability problems for Einstein manifolds (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Klaus Kröncke: Stability problems for Einstein manifolds (Seminar, Differential geometry and general relativity)

Johannes Oude Groeniger: The initial singularity for Bianchi VI_0 spacetimes with perfect fluid matter pt. II

9 Feb

Seminar, Differential geometry and general relativity

Thursday 2023-02-09, 10:15 - 11:15

Participating: Johannes Oude Groeniger, KTH

Location: 3418, Lindstedtsvägen 25

2023-02-09T10:15:00.000+01:00 2023-02-09T11:15:00.000+01:00 Johannes Oude Groeniger: The initial singularity for Bianchi VI_0 spacetimes with perfect fluid matter pt. II (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Johannes Oude Groeniger: The initial singularity for Bianchi VI_0 spacetimes with perfect fluid matter pt. II (Seminar, Differential geometry and general relativity)

Critical points of Laplacian eigenfunctions and the hot spots conjecture

16 Feb

Seminar, Differential geometry and general relativity

Thursday 2023-02-16, 10:15 - 11:15

Participating: Jonathan Rohleder, SU

Location: 3418, Lindstedtsvägen 25

2023-02-16T10:15:00.000+01:00 2023-02-16T11:15:00.000+01:00 Critical points of Laplacian eigenfunctions and the hot spots conjecture (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Critical points of Laplacian eigenfunctions and the hot spots conjecture (Seminar, Differential geometry and general relativity)

Sunghan Kim: Constraint maps with free boundaries

23 Feb

Seminar, Differential geometry and general relativity

Thursday 2023-02-23, 10:15 - 11:15

Participating: Sunghan Kim, Uppsala University

Location: 3418, Lindstedtsvägen 25

2023-02-23T10:15:00.000+01:00 2023-02-23T11:15:00.000+01:00 Sunghan Kim: Constraint maps with free boundaries (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Sunghan Kim: Constraint maps with free boundaries (Seminar, Differential geometry and general relativity)

Alan Pinoy: CR compactification for asymptotically complex hyperbolic Hermitian manifolds

2 Mar

Seminar, Differential geometry and general relativity

Thursday 2023-03-02, 10:15 - 11:15

Participating: Alan Pinoy, KTH

Location: 3418, Lindstedtsvägen 25

2023-03-02T10:15:00.000+01:00 2023-03-02T11:15:00.000+01:00 Alan Pinoy: CR compactification for asymptotically complex hyperbolic Hermitian manifolds (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Alan Pinoy: CR compactification for asymptotically complex hyperbolic Hermitian manifolds (Seminar, Differential geometry and general relativity)

Oliver Petersen: Wave equations in subextremal Kerr-de Sitter spacetimes

16 Mar

Seminar, Differential geometry and general relativity

Thursday 2023-03-16, 10:15 - 11:15

Participating: Oliver Petersen, KTH

Location: 3418, Lindstedtsvägen 25

2023-03-16T10:15:00.000+01:00 2023-03-16T11:15:00.000+01:00 Oliver Petersen: Wave equations in subextremal Kerr-de Sitter spacetimes (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Oliver Petersen: Wave equations in subextremal Kerr-de Sitter spacetimes (Seminar, Differential geometry and general relativity)

Simon Eberle: On Newton's no gravity in the cavity theorem and global solutions of the obstacle problem

23 Mar

Seminar, Differential geometry and general relativity

Thursday 2023-03-23, 10:15 - 11:15

Participating: Simon Eberle, Basque Center for Applied Mathematics

Location: 3418, Lindstedtsvägen 25

2023-03-23T10:15:00.000+01:00 2023-03-23T11:15:00.000+01:00 Simon Eberle: On Newton's no gravity in the cavity theorem and global solutions of the obstacle problem (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Simon Eberle: On Newton's no gravity in the cavity theorem and global solutions of the obstacle problem (Seminar, Differential geometry and general relativity)

Klaus Kröncke: The spectrum of the Einstein operator on cones

30 Mar

Seminar, Differential geometry and general relativity

Thursday 2023-03-30, 10:15 - 11:15

Participating: Klaus Kröncke, KTH

Location: 3418, Lindstedtsvägen 25

2023-03-30T10:15:00.000+02:00 2023-03-30T11:15:00.000+02:00 Klaus Kröncke: The spectrum of the Einstein operator on cones (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Klaus Kröncke: The spectrum of the Einstein operator on cones (Seminar, Differential geometry and general relativity)

Gabriel Sánchez Pérez (online): Geometric uniqueness of the Characteristic Problem in General Relativity

13 Apr

Seminar, Differential geometry and general relativity

Thursday 2023-04-13, 10:15 - 11:15

Participating: Gabriel Sánchez Pérez, Universidad de Salamanca

Location: Zoom (we watch it together in 3507)

2023-04-13T10:15:00.000+02:00 2023-04-13T11:15:00.000+02:00 Gabriel Sánchez Pérez (online): Geometric uniqueness of the Characteristic Problem in General Relativity (Seminar, Differential geometry and general relativity) Zoom (we watch it together in 3507) (KTH, Stockholm, Sweden)Gabriel Sánchez Pérez (online): Geometric uniqueness of the Characteristic Problem in General Relativity (Seminar, Differential geometry and general relativity)

Xudong Sun: Towards geometric understanding of training deep neural networks

20 Apr

Seminar, Differential geometry and general relativity

Thursday 2023-04-20, 10:15 - 11:15

Participating: Xudong Sun, KTH

Location: 3418, Lindstedtsvägen 25

2023-04-20T10:15:00.000+02:00 2023-04-20T11:15:00.000+02:00 Xudong Sun: Towards geometric understanding of training deep neural networks (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Xudong Sun: Towards geometric understanding of training deep neural networks (Seminar, Differential geometry and general relativity)

Andres Franco Grisales: Asymptotics of silent wave equations

27 Apr

Seminar, Differential geometry and general relativity

Thursday 2023-04-27, 10:15 - 11:15

Participating: Andres Franco Grisales, KTH

Location: 3418, Lindstedtsvägen 25

2023-04-27T10:15:00.000+02:00 2023-04-27T11:15:00.000+02:00 Andres Franco Grisales: Asymptotics of silent wave equations (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Andres Franco Grisales: Asymptotics of silent wave equations (Seminar, Differential geometry and general relativity)

Claes Uggla: Dynamical systems approach to quintessence

11 May

Seminar, Differential geometry and general relativity

Thursday 2023-05-11, 10:15 - 11:15

Participating: Claes Uggla, Karlstads Universitet

Location: 3418, Lindstedtsvägen 25

2023-05-11T10:15:00.000+02:00 2023-05-11T11:15:00.000+02:00 Claes Uggla: Dynamical systems approach to quintessence (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Claes Uggla: Dynamical systems approach to quintessence (Seminar, Differential geometry and general relativity)

Erik Duse: On the generic ill-posedness of the Energy-Momentum equations and differential inclusions

25 May

Seminar, Differential geometry and general relativity

Thursday 2023-05-25, 10:15 - 11:15

Participating: Erik Duse, KTH

Location: 3418, Lindstedtsvägen 25

2023-05-25T10:15:00.000+02:00 2023-05-25T11:15:00.000+02:00 Erik Duse: On the generic ill-posedness of the Energy-Momentum equations and differential inclusions (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Erik Duse: On the generic ill-posedness of the Energy-Momentum equations and differential inclusions (Seminar, Differential geometry and general relativity)

Niels Martin Møller: Rigidity of the grim reaper cylinder as a collapsed self-translating soliton

1 Jun

Seminar, Differential geometry and general relativity

Thursday 2023-06-01, 09:15 - 10:15

Participating: Niels Martin Møller, University of Copenhagen

Location: 3721, Lindstedtsvägen 25

2023-06-01T09:15:00.000+02:00 2023-06-01T10:15:00.000+02:00 Niels Martin Møller: Rigidity of the grim reaper cylinder as a collapsed self-translating soliton (Seminar, Differential geometry and general relativity) 3721, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Niels Martin Møller: Rigidity of the grim reaper cylinder as a collapsed self-translating soliton (Seminar, Differential geometry and general relativity)

Alan Sola: Singularities of rational inner functions in higher dimensions

8 Jun

Seminar, Differential geometry and general relativity

Thursday 2023-06-08, 10:15 - 11:15

Participating: Alan Sola, Stockholms Universitet

Location: 3418, Lindstedtsvägen 25

2023-06-08T10:15:00.000+02:00 2023-06-08T11:15:00.000+02:00 Alan Sola: Singularities of rational inner functions in higher dimensions (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Alan Sola: Singularities of rational inner functions in higher dimensions (Seminar, Differential geometry and general relativity)

Gustav Nilsson: Topology of Toric Gravitational Instantons

15 Jun

Seminar, Differential geometry and general relativity

Thursday 2023-06-15, 10:15 - 11:15

Participating: Gustav Nilsson, Albert Einstein Institute

Location: 3418, Lindstedtsvägen 25

2023-06-15T10:15:00.000+02:00 2023-06-15T11:15:00.000+02:00 Gustav Nilsson: Topology of Toric Gravitational Instantons (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Gustav Nilsson: Topology of Toric Gravitational Instantons (Seminar, Differential geometry and general relativity)

Alejandro Bellati: Asymptotic stability of the double-cusp spacetime

24 Aug

Seminar, Differential geometry and general relativity

Thursday 2023-08-24, 10:15 - 11:15

Participating: Alejandro Bellati, IMERL, Universidad de la República, Uruguay

Location: 3418, Lindstedtsvägen 25

2023-08-24T10:15:00.000+02:00 2023-08-24T11:15:00.000+02:00 Alejandro Bellati: Asymptotic stability of the double-cusp spacetime (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Alejandro Bellati: Asymptotic stability of the double-cusp spacetime (Seminar, Differential geometry and general relativity)

Noa Vikman: Recent Proofs of Gromov's Theorem on Groups of Polynomial Growth

31 Aug

Seminar, Differential geometry and general relativity

Thursday 2023-08-31, 10:15 - 11:15

Participating: Noa Vikman, KTH

Location: 3418, Lindstedtsvägen 25

2023-08-31T10:15:00.000+02:00 2023-08-31T11:15:00.000+02:00 Noa Vikman: Recent Proofs of Gromov's Theorem on Groups of Polynomial Growth (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Noa Vikman: Recent Proofs of Gromov's Theorem on Groups of Polynomial Growth (Seminar, Differential geometry and general relativity)

Rasmus Johansen Jouttijärvi: Boundary conditions for Ricci flow

7 Sep

Seminar, Differential geometry and general relativity

Thursday 2023-09-07, 10:15 - 11:15

Participating: Rasmus Johansen Jouttijärvi, KTH

Location: 3418, Lindstedtsvägen 25

2023-09-07T10:15:00.000+02:00 2023-09-07T11:15:00.000+02:00 Rasmus Johansen Jouttijärvi: Boundary conditions for Ricci flow (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Rasmus Johansen Jouttijärvi: Boundary conditions for Ricci flow (Seminar, Differential geometry and general relativity)

Lars Andersson: Gravitational instantons and special geometry

14 Sep

Seminar, Differential geometry and general relativity

Thursday 2023-09-14, 10:15 - 11:15

Participating: Lars Andersson, BIMSA

Location: 3418, Lindstedtsvägen 25

2023-09-14T10:15:00.000+02:00 2023-09-14T11:15:00.000+02:00 Lars Andersson: Gravitational instantons and special geometry (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Lars Andersson: Gravitational instantons and special geometry (Seminar, Differential geometry and general relativity)

Klaus Kröncke: Local and global scalar curvature rigidity of Einstein manifolds

21 Sep

Seminar, Differential geometry and general relativity

Thursday 2023-09-21, 10:15 - 11:15

Participating: Klaus Kröncke, KTH

Location: 3418, Lindstedtsvägen 25

2023-09-21T10:15:00.000+02:00 2023-09-21T11:15:00.000+02:00 Klaus Kröncke: Local and global scalar curvature rigidity of Einstein manifolds (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Klaus Kröncke: Local and global scalar curvature rigidity of Einstein manifolds (Seminar, Differential geometry and general relativity)

Gustav Nilsson: Mode Stability for Gravitational Instantons of Type D

28 Sep

Seminar, Differential geometry and general relativity

Thursday 2023-09-28, 10:15 - 11:15

Participating: Gustav Nilsson, AEI

Location: 3418, Lindstedtsvägen 25

2023-09-28T10:15:00.000+02:00 2023-09-28T11:15:00.000+02:00 Gustav Nilsson: Mode Stability for Gravitational Instantons of Type D (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Gustav Nilsson: Mode Stability for Gravitational Instantons of Type D (Seminar, Differential geometry and general relativity)

Oliver Petersen: Unique continuation through compact Cauchy horizons

5 Oct

Seminar, Differential geometry and general relativity

Thursday 2023-10-05, 10:30

Participating: Oliver Petersen, KTH

Location: 3418, Lindstedtsvägen 25

2023-10-05T10:30:00.000+02:00 2023-10-05T10:30:00.000+02:00 Oliver Petersen: Unique continuation through compact Cauchy horizons (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Oliver Petersen: Unique continuation through compact Cauchy horizons (Seminar, Differential geometry and general relativity)

Klaus Kröncke: A Volume-Renormalized Mass for Asymptotically Hyperbolic Manifolds

12 Oct

Seminar, Differential geometry and general relativity

Thursday 2023-10-12, 10:30 - 11:30

Participating: Klaus Kröncke, KTH

Location: 3418, Lindstedtsvägen 25

2023-10-12T10:30:00.000+02:00 2023-10-12T11:30:00.000+02:00 Klaus Kröncke: A Volume-Renormalized Mass for Asymptotically Hyperbolic Manifolds (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Klaus Kröncke: A Volume-Renormalized Mass for Asymptotically Hyperbolic Manifolds (Seminar, Differential geometry and general relativity)

Louis Yudowitz: Semi-Continuity of the Morse Index for Ricci Shrinkers

19 Oct

Seminar, Differential geometry and general relativity

Thursday 2023-10-19, 10:15 - 11:15

Participating: Louis Yudowitz, KTH

Location: 3418, Lindstedtsvägen 25

2023-10-19T10:15:00.000+02:00 2023-10-19T11:15:00.000+02:00 Louis Yudowitz: Semi-Continuity of the Morse Index for Ricci Shrinkers (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Louis Yudowitz: Semi-Continuity of the Morse Index for Ricci Shrinkers (Seminar, Differential geometry and general relativity)

Liam Solus: Cosmological Polytopes

26 Oct

Seminar, Differential geometry and general relativity

Thursday 2023-10-26, 10:15 - 11:15

Participating: Liam Solus, KTH

Location: 3418, Lindstedtsvägen 25

2023-10-26T10:15:00.000+02:00 2023-10-26T11:15:00.000+02:00 Liam Solus: Cosmological Polytopes (Seminar, Differential geometry and general relativity) 3418, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Liam Solus: Cosmological Polytopes (Seminar, Differential geometry and general relativity)

Hans Oude Groeniger: Formation of quiescent big bang singularities

2 Nov

Seminar, Differential geometry and general relativity

Thursday 2023-11-02, 10:15 - 11:15

Participating: Hans Oude Groeniger, KTH

Location: 3721, Lindstedtsvägen 25

2023-11-02T10:15:00.000+01:00 2023-11-02T11:15:00.000+01:00 Hans Oude Groeniger: Formation of quiescent big bang singularities (Seminar, Differential geometry and general relativity) 3721, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Hans Oude Groeniger: Formation of quiescent big bang singularities (Seminar, Differential geometry and general relativity)

Markus Wolff: Ricci-Flow on surfaces along the standard light cone in the $3+1$ Minkowski spacetime

9 Nov

Seminar, Differential geometry and general relativity

Thursday 2023-11-09, 10:15 - 11:15

Participating: Markus Wolff, KTH

Location: 3721, Lindstedtsvägen 25

2023-11-09T10:15:00.000+01:00 2023-11-09T11:15:00.000+01:00 Markus Wolff: Ricci-Flow on surfaces along the standard light cone in the $3+1$ Minkowski spacetime (Seminar, Differential geometry and general relativity) 3721, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Markus Wolff: Ricci-Flow on surfaces along the standard light cone in the $3+1$ Minkowski spacetime (Seminar, Differential geometry and general relativity)

Francesca Oronzio: Some inequalities involving the ADM mass via the potential theory

16 Nov

Seminar, Differential geometry and general relativity

Thursday 2023-11-16, 10:15 - 11:15

Participating: Francesca Oronzio, KTH

Location: 3721, Lindstedtsvägen 25

2023-11-16T10:15:00.000+01:00 2023-11-16T11:15:00.000+01:00 Francesca Oronzio: Some inequalities involving the ADM mass via the potential theory (Seminar, Differential geometry and general relativity) 3721, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Francesca Oronzio: Some inequalities involving the ADM mass via the potential theory (Seminar, Differential geometry and general relativity)

Willem Diepeveen: Riemannian geometry for efficient analysis of protein dynamics data

23 Nov

Seminar, Differential geometry and general relativity

Thursday 2023-11-23, 10:15 - 11:15

Participating: Willem Diepeveen, University of Cambridge

Location: 3721, Lindstedtsvägen 25

2023-11-23T10:15:00.000+01:00 2023-11-23T11:15:00.000+01:00 Willem Diepeveen: Riemannian geometry for efficient analysis of protein dynamics data (Seminar, Differential geometry and general relativity) 3721, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Willem Diepeveen: Riemannian geometry for efficient analysis of protein dynamics data (Seminar, Differential geometry and general relativity)

Hans Oude Groeniger: Quiescence for the exceptional Bianchi cosmologies

30 Nov

Seminar, Differential geometry and general relativity

Thursday 2023-11-30, 10:15 - 11:15

Participating: Hans Oude Groeniger, KTH

Location: 3721, Lindstedtsvägen 25

2023-11-30T10:15:00.000+01:00 2023-11-30T11:15:00.000+01:00 Hans Oude Groeniger: Quiescence for the exceptional Bianchi cosmologies (Seminar, Differential geometry and general relativity) 3721, Lindstedtsvägen 25 (KTH, Stockholm, Sweden)Hans Oude Groeniger: Quiescence for the exceptional Bianchi cosmologies (Seminar, Differential geometry and general relativity)