JOINT MEETING AMS-UMI

ALEKSEEVSKY. D. (U.K.) : Self-dual and half-flat connections over manifolds with half-flat Grassmann structure; ANDERSON, I. (U.S.A.) : A survey of classic integration methods for PDEs; BRYANT, R.L. (U.S.A.) : Some recent applications of Cartan's generalization of Lie's third theorem; GOLDBERG, V. (U.S.A.) : Webs and partial differential equations; GOLDSCHMIDT, H. (U.S.A.) : The infinitesimal spectral rigidity of the Grassmannians; GROSSMAN, D. (U.S.A.) : Equivariant isometric immersion of Riemannian manifolds with symmetries; KAMRAN, N. (Canada) : Charts for analytic Lie pseudogroups of infinite type; KRUPKA, D. (Czech Republic) : Variational sequences and their generalizations to manifolds with differential constraints; LYCHAGIN, V. (U.S.A. and Norway) : On PDEs solvability and the Spencer hypothesis; PRÁSTARO, A. (Italy) : Integral bordism groups in PDEs and applications; RASSIAS, Th.M. (Greece) : On a problem of Ulam in nonlinear analysis.

PARTIALLY SUPPORTED BY : Italian Grants: MURST-"Geometry of PDEs and Applications'' - Faculty of Engineering - University of Rome ''La Sapienza''; MURST-National Project:''Geometric Properties of Real and Complex Manifolds'' - (V.Ancona and S.Marchiafava); Grants-University of Rome ''La Sapienza''- ''Algebraic and Differential Topology'' (S.Marchiafava) - ''Geometry of noncommutative PDEs and Applications'' (A.Prástaro); GNFM/INDAM.

PURPOSE OF THE SESSION : In this session we present some recent researches in the field of geometric theory of PDEs. Emphasis is given to some geometric approaches for solving basic problems, particularly in the theory of partial differential equations.