Sumanta Das


Invited Talks:

  • 30th Jan 2025. The Goldman bracket characterizes homeomorphisms between non-compact surfaces. DMS Topology & Geometry seminar, IISER Kolkata.
  • 29th Jan 2025. Topological Rigidity of Two- and Three-Dimensional Manifolds. DMS Colloquium, IISER Kolkata.
  • 26th July 2024. Strong topological rigidity of non-compact orientable surfaces. Topology Seminar, IIT Bombay.
  • 11th Sep 2023. Strong topological rigidity of non-compact orientable surfaces. Prospectos en Topología, CCM UNAM, México.
  • 10th Feb 2023. Surfaces of infinite type are non-Hopfian. Geometry & Topology Seminars (GaTs), IISER Bhopal.

Contributed Talks:

  • 31st Jan 2023. The Lusternik-Schnirelmann category. Prime Time Seminars, Department of Mathematics, IISc.
  • 24th Nov 2022. Strong topological rigidity of non-compact orientable surfaces. Postdoc-Student Symposium, Department of Mathematics, IISc.

Service:

I was a co-organizer of Students' Topology & Geometry Seminars. Also, I developed and currently maintain its website: https://stgsiisc.github.io/.