Linear Operators, Part 2 |
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Page 890
... then the function E is a resolution of the identity for T and the operational calculus is given by the formula ( vi ) ( T ) = 4.17 , 1 ( 2 ) E ( 11 ) , where the integral is defined as the finite sum L - 1712 ; ) E ( 1 ; ) .
... then the function E is a resolution of the identity for T and the operational calculus is given by the formula ( vi ) ( T ) = 4.17 , 1 ( 2 ) E ( 11 ) , where the integral is defined as the finite sum L - 1712 ; ) E ( 1 ; ) .
Page 1089
... the characteristic numbers Mn ( T ) are stated in the following lemma and corollaries . 1 n 2 LEMMA . The characteristic numbers ( T ) of a compact operator are given by the following formula : Mm + 1 ( T ) n 20 . min max | T91 , # ...
... the characteristic numbers Mn ( T ) are stated in the following lemma and corollaries . 1 n 2 LEMMA . The characteristic numbers ( T ) of a compact operator are given by the following formula : Mm + 1 ( T ) n 20 . min max | T91 , # ...
Page 1363
7 BR XIII.5.17 SPECTRAL THEORY : GENERAL CASE 1363 basis for this formula is found in Theorem XII.2.10 which asserts that the projection in the resolution of the identity for T corresponding to ( 17 , 12 ) may be calculated from the ...
7 BR XIII.5.17 SPECTRAL THEORY : GENERAL CASE 1363 basis for this formula is found in Theorem XII.2.10 which asserts that the projection in the resolution of the identity for T corresponding to ( 17 , 12 ) may be calculated from the ...
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Contents
BAlgebras | 859 |
Bounded Normal Operators in Hilbert Space | 887 |
Miscellaneous Applications | 937 |
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additive Akad algebra Amer analytic assume Banach spaces basis belongs Borel boundary conditions boundary values bounded called clear closed closure coefficients compact complex Consequently constant contains continuous converges Corollary corresponding defined Definition denote dense determined domain eigenvalues element equal equation essential spectrum evident Exercise exists extension finite follows formal differential operator formula function given Hence Hilbert space identity independent indices inequality integral interval Lemma limit linear mapping Math matrix measure multiplicity Nauk neighborhood norm obtained partial positive preceding present problem projection proof properties prove range regular remark representation respectively restriction result Russian satisfies seen sequence singular solution spectral square-integrable statement subset subspace sufficiently Suppose symmetric Theorem theory topology transform unique vanishes vector zero