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Room P3.10, Mathematics Building
Jorge Drumond Silva, Instituto Superior Técnico
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.
References
- G. Folland, Harmonic Analysis in Phase Space, Princeton University Press.
- J. Duistermaat, Fourier Integral Operators, Birkhauser.
- L. Hormander, The Analysis of Linear Partial Differential Operators, Vol. III, IV, Springer-Verlag.