TY - BOOK A1 - Jonas, Peter T1 - Operator representations of definitizable functions T3 - Preprint / Universität Potsdam, Institut für Mathematik Y1 - 1997 VL - 1997, 34 PB - Univ. CY - Potsdam ER - TY - BOOK A1 - Jonas, Peter T1 - Riggings and relatively form bounded perturbations of nonnegative operators in Krein spaces T3 - Preprint / Universität Potsdam, Institut für Mathematik Y1 - 1997 VL - 1997, 37 PB - Univ. CY - Potsdam ER -