Linear operators:
Dunford, Nelson.
Linear operators: Part I general theory Nelson Dunford and Jacob T. Schwartz - New Jersey : John Wiley and Sons, 1988. - xiv, 858 p.
Part I General theory
9780471608486 = Mathematics Collection
Algebraic preliminaries.
Spectral theoryConvex sets.
512.5 D918L
Linear operators: Part I general theory Nelson Dunford and Jacob T. Schwartz - New Jersey : John Wiley and Sons, 1988. - xiv, 858 p.
Part I General theory
9780471608486 = Mathematics Collection
Algebraic preliminaries.
Spectral theoryConvex sets.
512.5 D918L