We present here a number of results on some aspects of Kohn-Nirenberg's theory of pseudo-differential operators. We hope that some parts of Kohn-Nirenberg's paper are presented here in a more detailed and explicit form; this could help a larger audience to understand their ideas and methods.
KeywordsExplicit Form Large Audience
- S. Zaidman,Certaines classes d'opérateurs pseudo-differentiels, Journal of Mathematical Analysis and Applications, vol. 30, no. 3, June 1970.Google Scholar