St. Petersburg Mathematical Journal, 10. cilt,579-1070. sayfalarAmerican Mathematical Society, 1999 |
Kitabın içinden
37 sonuçtan 1-3 arası sonuçlar
Sayfa 715
... spectrum ( and of the continuous singular spectrum ) of such operators . These conditions depend on the finiteness of the rank of a perturbation . The sharpness of these conditions is confirmed by counterexamples . §1 . INTRODUCTION The ...
... spectrum ( and of the continuous singular spectrum ) of such operators . These conditions depend on the finiteness of the rank of a perturbation . The sharpness of these conditions is confirmed by counterexamples . §1 . INTRODUCTION The ...
Sayfa 716
class is sufficient for the absolutely continuous spectrum of £ to coincide with the real semiaxis R + ( see [ 9 ] ) . We study the dependence of the behavior of the point and singular continuous spectrum on the smoothness of the kernel ...
class is sufficient for the absolutely continuous spectrum of £ to coincide with the real semiaxis R + ( see [ 9 ] ) . We study the dependence of the behavior of the point and singular continuous spectrum on the smoothness of the kernel ...
Sayfa 731
... spectrum , Trudy Mat . Inst . Steklov . 73 ( 1964 ) , 292–313 ; English transl . , Amer . Math . Soc . Transl . ( 2 ) , vol . 62 , Amer . Math . Soc . , Providence , RI , 1967 , pp . 177–203 . 2. B. S. Pavlov and S. V. Petras , On the ...
... spectrum , Trudy Mat . Inst . Steklov . 73 ( 1964 ) , 292–313 ; English transl . , Amer . Math . Soc . Transl . ( 2 ) , vol . 62 , Amer . Math . Soc . , Providence , RI , 1967 , pp . 177–203 . 2. B. S. Pavlov and S. V. Petras , On the ...
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American Mathematical Society analytic assume assumptions B₁ Banach algebra Beurling-Sobolev algebra boundary c₁ compact conformal mapping construct continuous convergence Corollary corresponding defined definition denote domain embedding English transl equation equivalent esk₁ estimate exists finite formula Fourier geodesic Hence Hilbert space homeomorphic homotopy implies inequality integral interpolation interval intrinsic metric inverse IP(Z kernel Lemma linear manifold mapping class groups Math Mathematics Subject Classification metric metric spaces mult N₁ nonselfadjoint norm obtain operator-valued function Petersburg polyhedron polynomial problem Proposition proved pure point r.i. space rank one perturbations relation respect scalar selfadjoint selfadjoint operator sequence singular spectrum solution spectral function spline subgroup Subsection subspace sufficiently symmetric operator theory unitary unitary operator upper bounded curvature vector field whence zero