Constructs a theoretical framework for the study of linear relations and provides underlying concepts, rules, formulae, theorems and techniques. The book compares the inversion, adjoints, completion and closure of various classes of linear operators. It highlights compact and precompact relations.
Table of Contents
Linear relations - algebraic properties; normed linear relations; adjoints of linear relations; operational quantities of linear relations; semi-Fredholm linear relations; spectral theory; the essential spectrum; the second adjoint of a linear relation.