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

Call for CECAM-ESI-Workshop

Published on June 9, 2026

The ESI Medal 2026 is awarded to Ingrid Daubechies

Published on June 1, 2026

Senior Research Fellow Lecture Course by Prof. Benedict Leimkuhler starts on April 16, 2026

Published on March 30, 2026

New SAB members in 2026

Published on March 27, 2026

New directorate of the ESI appointed

Published on March 9, 2026

[All news entries]

If you are interested in applying for an ESI activity, please check out the links below:

Current and Upcoming Activities

The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory June 15, 2026 — July 17, 2026 Thematic Programme

New Paradigms for Harnessing Quantum Field Theory at Colliders July 27, 2026 — Aug. 28, 2026 Thematic Programme

Individual Visiting Scientists 2026 Sept. 7, 2026 — Sept. 11, 2026 Workshop

FLINTA* in Set Theory Sept. 9, 2026 — Sept. 11, 2026 Workshop

Statistical Mechanics and Combinatorics of Discrete Planar Structures Sept. 14, 2026 — Oct. 30, 2026 Thematic Programme

ESI Fellows Activities

Research in Teams: O-Minimality in Interaction May 25, 2026 — July 5, 2026 Research in Teams

Research in Teams: Quivers, VOAs, and Generalised Symmetries June 1, 2026 — Aug. 7, 2026 Research in Teams

Research in Teams: Eliminating (or correcting?) topology violations in dissipative particle Dynamics Aug. 1, 2026 — Sept. 1, 2026 Research in Teams

Priyadarshini Pandit (TIFR): Boundary Carrollian Symmetries and Null Open Strings Oct. 1, 2026 — Nov. 30, 2026 Junior Research Fellow

[view all activities]

Upcoming Talks

Jul 02. 2026

Advanced Toric Varieties IV--Singularities and the Minimal Model Program, extremal rays and effect of contracting. Hal Schenck (Auburn) Jul 02. 2026, 09:30 - 10:30 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Jul 06. 2026

Calabi-Yau complete intersections in fake weighted projective spaces Marco Ghirlanda (U Tübingen) Jul 06. 2026, 09:30 - 10:15 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Machine and human learning the geometry of Calabi–Yau manifolds Vishnu Jejjala (U of Witwatersrand) Jul 06. 2026, 11:30 - 12:15 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Beyond Algebraic Models of Stringy Spacetime Tristan Hübsch (Howard U) Jul 06. 2026, 14:00 - 14:45 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Toric resolutions of non compact orbifolds for M-theory Nana Geraldine Cabo Bizet (GuanajuatoU) Jul 06. 2026, 14:45 - 15:30 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Flopping through the landscape: A framework for numerical optimisation across fans Andreas Schachner (Cornell U, Ithaca) Jul 06. 2026, 16:00 - 16:45 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Jul 07. 2026

Comments on heterotic/F-theory duality in 8d Anamaria Font (UCV, Caracas) Jul 07. 2026, 09:30 - 10:15 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Projecting Tops, Building Blocks, and Matching for Twisted Connected Sum G2-Manifolds Elli Heyes (Imperial College London) Jul 07. 2026, 10:45 - 11:30 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

The reasonable ineffectiveness of non-toric geometry Johanna Knapp (U Melbourne) Jul 07. 2026, 11:30 - 12:15 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).

Godeaux surfaces with 5-torsion and 3-torsion Miles Reid (U Warwick) Jul 07. 2026, 14:00 - 14:45 Part of The Unreasonable Effectiveness of Toric Geometry: Bridging Mathematics, Computation, and String Theory (Thematic Programme).