Welcome to the ESI
The Erwin Schrödinger International Institute for Mathematics and Physics (ESI) is a programme-oriented research institute for mathematics and physics at the University of Vienna. Since its opening in 1993 it has been the mission of the ESI to advance research in mathematics and physics through fruitful interaction between scientists from these disciplines. [more]
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News
Senior Research Fellow Lecture Course by Prof. Benedict Leimkuhler starts on April 16, 2026Published on March 30, 2026
New SAB members in 2026Published on March 27, 2026
New directorate of the ESI appointedPublished on March 9, 2026
Senior Research Fellow Lecture Course by Prof. Joachim Escher starts on March 3, 2026Published on Feb. 27, 2026
Thematic Programmes at the ESI in 2027Published on Feb. 26, 2026
[All news entries]
If you are interested in applying for an ESI activity, please check out the links below:
Current and Upcoming Activities
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Benedict Leimkuhler (U of Edinburgh): Langevin Sampling Algorithms
April 13, 2026 — May 31, 2026
SRF Course
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Differential Complexes: Theory, Discretization, and Applications
April 20, 2026 — June 5, 2026
Thematic Programme
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Prof. Bettina G. Keller (Free U of Berlin): Girsanov reweighting for simulations of underdamped Langevin dynamics
May 22, 2026
Lecture
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Gilles Vilmart (U of Geneva): High-order sampling of the invariant distribution of ergodic stochastic dynamics: preconditioning and postprocessing
May 27, 2026, 15:00 — 16:00
Lecture
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Joachim Escher (Leibniz U of Hannover): Fluid Mechanics, covering Rotational Water Waves and Rayleigh-Taylor Instabilities for Potential Flows
June 1, 2026 — June 20, 2026
SRF Course
ESI Fellows Activities
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Beatrice Balzarotti (U of Milan): Nonlocal-to-local convergence results for Cahn-Hilliard equations
May 1, 2026 — June 30, 2026
Junior Research Fellow
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Priyadarshini Pandit (TIFR): Boundary Carrollian Symmetries and Null Open Strings
May 1, 2026 — June 30, 2026
Junior Research Fellow
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Research in Teams: O-Minimality in Interaction
May 25, 2026 — July 5, 2026
Research in Teams
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Research in Teams: Convergence of Lorentzian Spaces
June 1, 2026 — June 30, 2026
Research in Teams
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Research in Teams: Quivers, VOAs, and Generalised Symmetries
June 1, 2026 — Aug. 7, 2026
Research in Teams
Upcoming Talks
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May 21. 2026
- Conformal Maps and Directional Fields: Can two walk together, except they be agreed? Amir Vaxman (U of Edinburgh) May 21. 2026, 09:30 - 10:15 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- Discrete Vector Bundles with Connection and Čech Cohomology Anil Hirani (U Illinois) May 21. 2026, 10:45 - 11:30 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- Exponentially-fitted finite element method for H(curl) and H(div) convection-diffusion problems Shuonan Wu (Peking U) May 21. 2026, 11:30 - 12:15 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- Two approaches to finite element tensor calculus on surfaces Yakov Berchenko-Kogan (Florida Tech, Melbourne) May 21. 2026, 14:00 - 14:45 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- Double forms and curvature approximation Evan Gawlik (Santa Clara U) May 21. 2026, 14:45 - 15:30 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- Discrete Laplace operators Ivan Izmestiev (TU Wien) May 21. 2026, 16:00 - 16:45 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
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May 22. 2026
- Beyond DEC: A Structure preserving Discrete Exterior Calculus for Bundle Valued Forms Theo Braune (École Polytechnique, Palaiseau) May 22. 2026, 09:30 - 10:15 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- The Significance of Pressure-Robustness - From Mixed Problems to the Compressible Navier--Stokes Equations Alexander Linke (RPTU Kaiserslautern-Landau) May 22. 2026, 10:45 - 11:30 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- Structure-Preserving and Helicity-Conserving FEEC For Magnetohydrodynamic Systems Shipeng Mao (Chinese Academy of Sciences, Beijing) May 22. 2026, 11:30 - 12:15 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).
- Polynomial-degree-robust a posteriori error estimates based on auxiliary spaces Yuwen Li (Zhejiang U) May 22. 2026, 14:00 - 14:45 Part of Differential Complexes: Theory, Discretization, and Applications (Thematic Programme).