St. Petersburg Mathematical Journal, 4. cilt,4-6. sayılarAmerican Mathematical Society, 1993 |
Kitabın içinden
65 sonuçtan 1-3 arası sonuçlar
Sayfa 707
... spectrum of a periodic selfadjoint oper- ator acting in L2 ( R ' ) obtained by an elementary periodic perturbation ... spectrum of the operator . The investigation of the dispersion equation for the given model reveals that the structure ...
... spectrum of a periodic selfadjoint oper- ator acting in L2 ( R ' ) obtained by an elementary periodic perturbation ... spectrum of the operator . The investigation of the dispersion equation for the given model reveals that the structure ...
Sayfa 1055
... spectrum of the scattering matrix are considered . The results are interpreted in quantum potential scattering ... spectrum of a unitary operator §5 . The spectrum of the scattering matrix for perturbations of definite sign §6 ...
... spectrum of the scattering matrix are considered . The results are interpreted in quantum potential scattering ... spectrum of a unitary operator §5 . The spectrum of the scattering matrix for perturbations of definite sign §6 ...
Sayfa 1133
... spectrum ; they can fall on the continuous spectrum only in special cases . 4 ) In the general position case the invariant subspaces corresponding to eigenvalues are eigenspaces ; in special cases the root subspaces can have large ...
... spectrum ; they can fall on the continuous spectrum only in special cases . 4 ) In the general position case the invariant subspaces corresponding to eigenvalues are eigenspaces ; in special cases the root subspaces can have large ...
İçindekiler
HADAMARDS CONJECTURE | 634 |
1993 No 4 | 921 |
AND ESTIMATES OF THE GREEN FUNCTION | 1054 |
Telif Hakkı | |
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According algebra analytic apply assertion assume asymptotic boundary bounded closed complete condition cone connected Consequently consider const constant construction contains continuous corresponding cubes defined definition denote depend derivatives described determined differential domain eigenvalues element English transl equality equation equivalent estimate example exists extension fact field finite fixed follows formula function given gives hence holds implies inequality integral introduce Lemma limit linear mapping Math Mathematical means measure multiplicity norm obtained Obviously operator pair particular perturbation positive possible principle problem Proof properties Proposition proved reduced relation remains Remark representation respect satisfies scattering side smooth solution space spectral spectrum subspace sufficiently Suppose Theorem theory unique vector zero