Certain sums of Squares of Vector Fields Fail to be Analytic Hypoelliptic

Author:

Michael Christ

Publisher

Informa UK Limited

Subject

Applied Mathematics,Analysis

Reference18 articles.

1. :Some non-analytic-hypoelliptic sums of squares of vector fields,Bullction AMS (to appear)

2. 1990. Remarks on the breakdown of analyticity for đband Szeg ō kernels.Proceeding of Sendai conference on harmonic analysis, Lecture Notes in Math., 1 to appear

3. :Some non-analytic-hypoelliptic sums of squares of vector fields ,Bullction AMS (to appear) A class of hypoelliptic PDE admitting non-analytic solution preprint

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