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64 sonuçtan 1-3 arası sonuçlar
Sayfa 707
An investigation is made of the spectrum of a periodic selfadjoint operator acting
in Lề ( R ' ) obtained by an elementary periodic perturbation of the operator ( id /
dx ) 2n and admitting a symbolic designation in the form of an operator with ...
An investigation is made of the spectrum of a periodic selfadjoint operator acting
in Lề ( R ' ) obtained by an elementary periodic perturbation of the operator ( id /
dx ) 2n and admitting a symbolic designation in the form of an operator with ...
Sayfa 1055
Qualitative and asymptotic properties of the spectrum of the scattering matrix are
considered . The results are interpreted in quantum potential scattering problems
. The article is closely related to the authors ' survey concerning the Lifshits ...
Qualitative and asymptotic properties of the spectrum of the scattering matrix are
considered . The results are interpreted in quantum potential scattering problems
. The article is closely related to the authors ' survey concerning the Lifshits ...
Sayfa 1133
General description of the spectral properties . Certain general spectral
properties of H do not depend on the special structure of V . We enumerate them .
1 ) The operator H has a continuous spectrum of multiplicity two on the semi -
axes ( - 00 ...
General description of the spectral properties . Certain general spectral
properties of H do not depend on the special structure of V . We enumerate them .
1 ) The operator H has a continuous spectrum of multiplicity two on the semi -
axes ( - 00 ...
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İçindekiler
HADAMARDS CONJECTURE | 634 |
Necessary facts about Sobolev spaces | 643 |
Elliptic differential inequalities | 655 |
Telif Hakkı | |
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According algebra analytic apply assertion assume asymptotic Banach space boundary bounded called closed complete condition cone connected Consequently consider const constant construction contains continuous corresponding cubes defined definition denote depend derivatives described determined differential direct domain eigenvalues element English transl equality equation equivalent estimate example exists extension fact field finite fixed follows formula function Further given gives hence holds implies inequality integral introduce lattice Lemma limit linear mapping Math Mathematical matrix means measure multiplicity norm obtained Obviously operator pair particular perturbation polynomial positive possible present 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 valid vector zero