Linear Operators, Part 2 |
From inside the book
Results 1-3 of 85
Page 1947
... bounded Boolean algebras of projections in a Hilbert space $ . Then there exists a bounded self adjoint operator B in 5 with a bounded everywhere defined inverse such that BEB - 1 is a self adjoint projection for every E in the Boolean ...
... bounded Boolean algebras of projections in a Hilbert space $ . Then there exists a bounded self adjoint operator B in 5 with a bounded everywhere defined inverse such that BEB - 1 is a self adjoint projection for every E in the Boolean ...
Page 2239
Nelson Dunford, Jacob T. Schwartz. Since fx . is a bounded function , the operator T ( f Xe ) is a bounded operator . If x is in E ( e ) as well as in E ( e ) X , it follows from the operational calculus for bounded functions ( cf. XVII ...
Nelson Dunford, Jacob T. Schwartz. Since fx . is a bounded function , the operator T ( f Xe ) is a bounded operator . If x is in E ( e ) as well as in E ( e ) X , it follows from the operational calculus for bounded functions ( cf. XVII ...
Page 2361
... bounded domains covering the whole complex plane , and suppose that minze u z❘ = ∞o . Let V , be the boundary of U1 . Let 0 ≤ v < 1 , and lim , put = με max λενι , μεσ ( Τ ) ― - Let λo o ( T ) , and let P be an operator such that P ...
... bounded domains covering the whole complex plane , and suppose that minze u z❘ = ∞o . Let V , be the boundary of U1 . Let 0 ≤ v < 1 , and lim , put = με max λενι , μεσ ( Τ ) ― - Let λo o ( T ) , and let P be an operator such that P ...
Contents
SPECTRAL OPERATORS | 1924 |
The Canonical Reduction of a Spectral Operator | 1939 |
Bounded Spectral Operators in Hilbert Space | 1947 |
Copyright | |
26 other sections not shown
Other editions - View all
Common terms and phrases
A₁ adjoint operator algebra of projections Amer analytic arbitrary B-algebra B*-algebra B₁ Banach space Boolean algebra Borel sets boundary conditions bounded Borel function bounded linear operator bounded operator closed operator commuting compact complex numbers complex plane converges Corollary countably additive Definition denote dense differential operator Doklady Akad domain eigenvalues elements equation exists finite number follows from Lemma formal differential operator formula function f H₁ H₂ Hence Hilbert space hypothesis identity inequality integral invariant inverse L₁ Lebesgue Lemma Math multiplicity Nauk SSSR norm operators in Hilbert perturbation polynomial PROOF properties prove quasi-nilpotent resolution Russian S₁ satisfies scalar type operator scalar type spectral Section sequence shows spectral measure spectral operator spectral theory spectrum subset subspace Suppose trace class type spectral operator unbounded uniformly bounded unique vector zero