Wintersemester  2019/2020

Montag, 28. Oktober 2019, 10:00 Uhr, Raum 2004 (L1)

Professor Felix Schlenk, Universität Neuchâtel, Schweiz

Introduction of the concept of displacement energy. Computation of the displacement energy for toric symplectic manifolds in terms of their polytope. Application to non-existence of real Lagrangian tori

Montag, 04. November 2019, 10:00 Uhr, Raum 2004 (L1)

Professor Felix Schlenk, Universität Neuchâtel, Schweiz

Introduction of almost toric fibrations. Proof that the displacement energy is still given by the polygone of the toric base. Reconstruction of the Vianna tori and many more monotone Lagrangian tori

Montag, 13. Januar 2020, 10:00 Uhr, Raum 2004 (L1)

Kyler Siegel, Columbia University

Enumerative geometry of ellipsoids

Montag, 27. Januar 2020, 10:00 Uhr, Raum 2004 (L1)

Sara Tukachinsky, IAS

Quantum product on relative cohomology

Montag, 03. Februar 2020, 10:00 Uhr, Raum 2004 (L1)

Alexandre Jannaud, Paris

Dehn twist for C⁰ symplectic topology

Montag, 10. Februar 2020, 10:00 Uhr, Raum 2004 (L1)

Zhengyi Zhou, Institute for Advaced Study, Princeton

(RP^{2n-1},\xi_{st}) is not exactly fillable for n e 2^{k}