Metivier, G. Non hypoellipticite analytique pour des opérateurs à caractéristiques doubles. (French) Zbl 0489.35033 Sémin. Goulaouic-Meyer-Schwartz 1981-1982, Équat. dériv. part., Exposé No. 12, 12 p. (1982). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 35H10 Hypoelliptic equations 35S05 Pseudodifferential operators as generalizations of partial differential operators Keywords:operator with double characteristic; analytic non-hypoellipticity; microlocal; asymptotic solution Citations:Zbl 0276.35023; Zbl 0455.35041; Zbl 0481.35033; Zbl 0384.35055 PDFBibTeX XML Full Text: Numdam EuDML