Cover

Title page

Copyright page

Contents

Some bounds for the solutions of elliptic equations

The Martin boundary for a linear elliptic second-order operator

Some correct problems on the whole plane for hypoelliptic equations

Boundary-value problems for linear and quasi-linear equations and systems of parabolic type. III

On general boundary problems for systems which are elliptic in the sense of A. Douglis and L. Nirenberg. I

The canonical regularization of functions with nonintegrable singularities

On the Lee model

Calculation of the index of a fixed point of a vector field

Back Cover