As is well known, the first decades of this century were a period of elaboration of new methods in complex analysis. This elaboration had, in particular, one ch

This volume presents research and expository articles by the participants of the 25th Arkansas Spring Lecture Series on ``Recent Progress in the Study of Harmon

Boundary Value Problems is a translation from the Russian of lectures given at Kazan and Rostov Universities, dealing with the theory of boundary value problems

This volume is dedicated to the memory of Israel Glazman, an outstanding personality and distinguished mathematician, the author of many remarkable papers and b

This book is devoted to a new direction in linear algebra and operator theory that deals with the invariants of partially specified matrices and operators, and