Boundary problems constitute an essential field of common mathematical interest, they lie in the center of research activities both in analysis and geometry. Th

We hope that the tools and ideas presented here will serve as a basis for the study of more complex phenomena and problems."--Jacket.

Hodge theory is a standard tool in characterizing differ- ential complexes and the topology of manifolds. This book is a study of the Hodge-Kodaira and related

Hans Duistermaat, an influential geometer-analyst, made substantial contributions to the theory of ordinary and partial differential equations, symplectic, diff