Remarks on Kohn-Nirenberg’s pseudo-differential operators of order zero. (English) Zbl 0512.35079

Functional analysis, holomorphy, and approximation theory, Proc. Semin., Rio de Janeiro 1979, Lect. Notes Pure Appl. Math. 83, 445-455 (1983).


35S05 Pseudodifferential operators as generalizations of partial differential operators
46E35 Sobolev spaces and other spaces of “smooth” functions, embedding theorems, trace theorems
47Gxx Integral, integro-differential, and pseudodifferential operators


Zbl 0493.00011