Rotation Invariance Seminar 2024-2025 Semester B

This is a seminar on Lurie's Rotation Invariance in Algebraic K-Theory, organized by Asaf Yekutieli, Beckham Myers, Lior Yanovski and Shay Ben-Moshe.

The meetings take place every Thursday at 14:00-16:00 in Ross 70, Hebrew University.

Talks Schedule

Part O — Introduction

  1. 27/03/2025 – Lior Yanovski – Introduction.

Part I — Combinatorics

  1. 03/04/2025 – Avital Binyamin – Multiplicative structures, sections 2.1-2.3.
  2. 10/04/2025 – Maital Bar-Am – Graded and filtered spectra, sections 2.4-3.2.
  3. 17/04/2025 – Passover break
  4. 24/04/2025 – Asaf Yekutieli – Equivariant matrix factorizations, sections 3.3-3.6.
  5. 01/05/2025 – Yom Haatzmaut
  6. 4½. 07/05/2025 (Wednesday!) – Asaf Yekutieli – cont.
  7. 08/05/2025 – Yehuda Kannai – Algebraic K-theory, sections 4.1-4.3.
  8. 15/05/2025 – David Fodiman – Parasimplicial equivariance, sections 4.4-4.6.

Part II — Geometry

  1. 22/05/2025 – Avital Binyamin – Filtered E2-coalgebra structure on CP∞, sections 5.1-5.2 (without Picard).
  2. 29/05/2025 – Leor Neuhauser – Koszul duality and the skeletal filtration, section 5.3.
  3. 05/06/2025 – Asaf Yekutieli – Geometric construction of E2 action, sections 5.4-5.5.
  4. 12/06/2025 – Shay Ben-Moshe – E2 Bott map, sections 6.1-6.5 (lecture notes).
  5. 19/06/2025 – Beckham Myers – Complex disks, sections 7.1 & 7.3.
  6. 26/06/2025 – Lior Yanovski – Conclusion, recollections and section 7.2.