Topological Quantum Field Theory Seminar   RSS

14/11/2002, 11:00 — 12:00 — Room P3.10, Mathematics Building
Jorge Drumond Silva, Instituto Superior Técnico

How the Weyl quantization brings about an improvement in Egorov's Theorem

Using ideas from the Weyl quantization, we show how the classical theorem by Y. Egorov, on conjugation of pseudo-differential operators by Fourier integral operators, can have its accuracy increased.


  1. G. Folland, Harmonic Analysis in Phase Space, Princeton University Press.
  2. J. Duistermaat, Fourier Integral Operators, Birkhauser.
  3. L. Hormander, The Analysis of Linear Partial Differential Operators, Vol. III, IV, Springer-Verlag.

To join the session on Zoom a password is required. If you are not already on the mailing list, please subscribe the announcements to receive password info and updates.

Current organizers: José MourãoRoger Picken, Marko Stošić


FCT Projects PTDC/MAT-GEO/3319/2014, Quantization and Kähler Geometry, PTDC/MAT-PUR/31089/2017, Higher Structures and Applications.