POLE APPROXIMATION AND SPECTRAL CONCENTRATION

[1] BAUMGARTEL H, 1976, J FUNC ANAL, V21

[2] BAZ AI, 1966, RASSEYANIE REAKTSII

[3] PERTURBATION-THEORY OF INSTABLE ISOLATED EIGENVALUES [J]. MATHEMATISCHE NACHRICHTEN, 1974, 64 : 345 - 356

[4] Dunford N., 1963, LINEAR OPERATORS, V2

[5] FRIDRIKHS K, 1965, VOZMUSHCHENIE SPEKTR

[6] ON THE PERTURBATION OF CONTINUOUS SPECTRA [J]. COMMUNICATIONS ON APPLIED MATHEMATICS, 1948, 1 (04): : 361 - 406

[7] GOLDBERGER M, 1967, TEORIYA STOLKNOVENII

[8] UBER DIE EXPONENTIALNAHERUNG BEIM TEILCHENZERFALL [J]. ZEITSCHRIFT FUR PHYSIK, 1958, 152 (05): : 546 - 565

[9] Horwitz L. P., 1971, ROCKY MNT J MATH, V1, P225

[10] Kato T., 1966, PERTURBATION THEORY, V132, P396

[1] BAUMGARTEL H, 1976, J FUNC ANAL, V21

[2] BAZ AI, 1966, RASSEYANIE REAKTSII

[3] PERTURBATION-THEORY OF INSTABLE ISOLATED EIGENVALUES [J]. MATHEMATISCHE NACHRICHTEN, 1974, 64 : 345 - 356

[4] Dunford N., 1963, LINEAR OPERATORS, V2

[5] FRIDRIKHS K, 1965, VOZMUSHCHENIE SPEKTR

[6] ON THE PERTURBATION OF CONTINUOUS SPECTRA [J]. COMMUNICATIONS ON APPLIED MATHEMATICS, 1948, 1 (04): : 361 - 406

[7] GOLDBERGER M, 1967, TEORIYA STOLKNOVENII

[8] UBER DIE EXPONENTIALNAHERUNG BEIM TEILCHENZERFALL [J]. ZEITSCHRIFT FUR PHYSIK, 1958, 152 (05): : 546 - 565

[9] Horwitz L. P., 1971, ROCKY MNT J MATH, V1, P225

[10] Kato T., 1966, PERTURBATION THEORY, V132, P396