We formulate the boundary value problem for systems of linear differential equations which satisfy a certain condition of micro-hyperbolicity at the boundary in the same way as the Kashiwara–Kawai formulation for elliptic systems.
Cite this article
Motoo Uchida, On the Micro-Hyperbolic Boundary Value Problem for Systems of Differential Equations. Publ. Res. Inst. Math. Sci. 37 (2001), no. 2, pp. 151–163DOI 10.2977/PRIMS/1145476848