Linear Operators: Part III: Spectral Operators [by] Nelson Dunford and Jacob T. Schwartz, with the Assistance of William G. Bade and Robert G. Bartle, Volume 1 |
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Results 1-3 of 67
Page 1931
4 COROLLARY . If the domain of a countably additive spectral measure E is a o -
field , then E is countably additive in the strong operator topology and bounded .
The boundedness of E ( 0 ) follows from Corollaries IV . 10 . 2 and II . 3 . 21 .
4 COROLLARY . If the domain of a countably additive spectral measure E is a o -
field , then E is countably additive in the strong operator topology and bounded .
The boundedness of E ( 0 ) follows from Corollaries IV . 10 . 2 and II . 3 . 21 .
Page 2087
68 Let As be the operator of the preceding exercise and let B be an arbitrary
bounded linear operator in Ho . Then ( i ) The operator As + B with domain ( p ) T
( 29 ) ( RN ) is the infinitesimal generator of a strongly continuous semi - group s (
t ) ...
68 Let As be the operator of the preceding exercise and let B be an arbitrary
bounded linear operator in Ho . Then ( i ) The operator As + B with domain ( p ) T
( 29 ) ( RN ) is the infinitesimal generator of a strongly continuous semi - group s (
t ) ...
Page 2256
where C , is a finite collection of closed Jordan curves bounding a domain Di
containing the union of o ( T ' ) and a neighborhood of infinity , C , being oriented
in the customary positive sense of complex variable theory . The curves C of the ...
where C , is a finite collection of closed Jordan curves bounding a domain Di
containing the union of o ( T ' ) and a neighborhood of infinity , C , being oriented
in the customary positive sense of complex variable theory . The curves C of the ...
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Contents
SPECTRAL OPERATORS XV Spectral Operators | 1924 |
Introduction | 1925 |
Terminology and Preliminary Notions | 1928 |
Copyright | |
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analytic apply arbitrary assumed B-space Banach space Boolean algebra Borel sets boundary conditions bounded bounded Borel bounded operator Chapter clear clearly closure commuting compact complex consider constant contained converges Corollary corresponding countably additive defined Definition denote dense determined differential operator domain elements equation equivalent established example exists extension fact finite follows formal formula given gives Hence Hilbert space hypothesis identity inequality integral invariant inverse Lemma limit linear linear operator manifold Math Moreover multiplicity norm positive preceding present problem projections PROOF properties prove range regular resolution resolvent respectively restriction Russian satisfies scalar type seen sequence shown shows spectral measure spectral operator spectrum statement strongly subset subspace sufficiently Suppose Theorem theory topology unbounded uniformly unique valued vector weakly zero