TY - BOOK AU - Kubrusly Carlos S TI - Elements of operator theory SN - 0817641742 (hbd) U1 - B48, P1 PY - 2001/// CY - Boston PB - Birkhauser KW - Operational Calculus KW - Operator Theory KW - Mathematics N1 - Bibliographical references 509-515p; Index 517-527p ER -