Propagation of micro-analyticity is studied for a solution u of a pseudo-diiferential equation P(x, D)u= 0 of a certain class whose characteristics are not necessarily of constant multiplicity.
Cite this article
Tetsuji Miwa, Propagation of Micro-analyticity for Solutions of Pseudo-differential Equations, I. Publ. Res. Inst. Math. Sci. 10 (1974), no. 2, pp. 521–533DOI 10.2977/PRIMS/1195192008