St. Petersburg Mathematical Journal, 4. cilt,4-6. sayılarAmerican Mathematical Society, 1993 |
Kitabın içinden
84 sonuçtan 1-3 arası sonuçlar
Sayfa 636
... positive is valid if and only if cos [ K ( N ) ] is positive . We remark that the classical Hadamard conjecture corresponds to the case n = 12 and A. = Use of the theorems of Ancona [ 11 ] , Hedberg [ 15 ] , and Krein [ 16 ] - [ 17 ] ...
... positive is valid if and only if cos [ K ( N ) ] is positive . We remark that the classical Hadamard conjecture corresponds to the case n = 12 and A. = Use of the theorems of Ancona [ 11 ] , Hedberg [ 15 ] , and Krein [ 16 ] - [ 17 ] ...
Sayfa 666
... Positive linear systems : the method of positive operators , “ Nauka ” , Moscow , 1985 ; English transl . , Heldermann Verlag , Berlin , 1989 . 19. S. L. Sobolev , Some applications of functional analysis in mathematical physics , 3rd ...
... Positive linear systems : the method of positive operators , “ Nauka ” , Moscow , 1985 ; English transl . , Heldermann Verlag , Berlin , 1989 . 19. S. L. Sobolev , Some applications of functional analysis in mathematical physics , 3rd ...
Sayfa 1072
... ( positive ) type . Proof . It suffices to verify that the eigenvalues of the operator ( 5.1 ) do not accumulate at zero from the right ( left ) . It can again be assumed that Q = 1 ( Q = −1 ) . We represent B in the form B = B1 + K ...
... ( positive ) type . Proof . It suffices to verify that the eigenvalues of the operator ( 5.1 ) do not accumulate at zero from the right ( left ) . It can again be assumed that Q = 1 ( Q = −1 ) . We represent B in the form B = B1 + K ...
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