electronic Computational Homotopy Theory (eCHT)

The electronic Computational Homotopy Theory (eCHT) online research community sponsors a variety of activities related to research in pure mathematics, mostly in algebraic topology, homotopy theory, and related topics. The links in the sidebar lead to more detailed descriptions of our activities and information on how to participate.
Fall 2026 Activities

Research Seminars: Thursdays from 10:00am-11:45am Eastern Time

  • Upcoming talks: October 22, November 19
  • The Meeting ID is 912 5922 4199 and may be accessed via this Zoom link. Please contact us for the password.

Online Office Hours: Friday 16 October at 11:00am eastern time, Cary Malkiewich (Binghamton University)

  • The Meeting ID is 972 5211 6735 and may be accessed via this Zoom link. Please contact us for the password.

For more information, contact us at echtadmin [at] gmail [dot] com. Please subscribe to our mailing list to be kept informed of all eCHT news and events.

The eCHT research community was sponsored by a Research Training Grant (RTG) from the National Science Foundation (NSF) in 2022-2026. It is also sponsored by the Zulip chat app.