Operator space

Results: 926



#Item
591Mathematics / Spectral theory / Self-adjoint operator / Unbounded operator / Spectrum / Sturm–Liouville theory / Essential spectrum / Hilbert space / Borel functional calculus / Mathematical analysis / Operator theory / Functional analysis

Regular approximations of singular Sturm-Liouville problems P. B. Bailey*, W. N. Everitt*, J. Weidmann and A. Zettl∗ Abstract Given any self-adjoint realization S of a singular Sturm-Liouville (S-L) problem, it is poss

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Source URL: www.math.niu.edu

Language: English - Date: 2006-08-09 15:28:17
592Linear algebra / Abstract algebra / Matrix theory / Spectral theory / Sturm–Liouville theory / Eigenvalues and eigenvectors / Hilbert space / Self-adjoint operator / Vector space / Algebra / Mathematics / Operator theory

Eigenvalues of regular Sturm-Liouville problems Q. Kong and A. Zettl∗ Abstract The eigenvalues of Sturm-Liouville (SL) problems depend not only continuously but smoothly on the problem. An expression for the derivative

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Source URL: www.math.niu.edu

Language: English - Date: 2006-08-09 15:31:57
593Operator theory / Linear algebra / Quantum mechanics / Spectral theory / Hilbert space / Spectrum / Inverse problem / Self-adjoint operator / Matrix / Mathematics / Algebra / Physics

Stefan Banach International Mathematical Center Institute of Mathematics Polish Academy of Sciences Conference OTAMP 2004

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Source URL: www.maths.lth.se

Language: English - Date: 2005-03-17 12:01:31
594Normed spaces / Operator theory / Matrix theory / Inner product space / Hilbert space / Trace class / Lp space / Trace / Algebra / Mathematics / Linear algebra

Operator-valued extensions of matrix-norm inequalities G.J.O. Jameson 1. INTRODUCTION. Let A = (aj,k ) be a matrix (finite or infinite) of complex numbers. Let kAk denote the usual operator norm of A as an operator on `n

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Source URL: www.maths.lancs.ac.uk

Language: English - Date: 2005-05-05 11:14:01
595Operator theory / Spectral theory / Linear algebra / Ordinary differential equations / Singular value decomposition / Sturm–Liouville theory / Eigenvalues and eigenvectors / Self-adjoint operator / Hilbert space / Algebra / Mathematics / Mathematical analysis

Dependence of eigenvalues of Sturm-Liouville problems on the boundary Q. Kong and A. Zettl∗ Abstract The eigenvalues of Sturm-Liouville (SL) problems depend not only continuously but smoothly

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Source URL: www.math.niu.edu

Language: English - Date: 2006-08-09 15:31:46
596Spectral theory / Operator theory / Ordinary differential equations / Sturm–Liouville theory / Eigenvalues and eigenvectors / Spectrum / Hilbert space / Spectral theory of ordinary differential equations / Algebra / Mathematics / Linear algebra

On the existence of an eigenvalue below the essential spectrum B.M.Brown, D.K.R.Mc Cormack Department of Computer Science, Cardiff University of Wales, Cardiff, PO Box 916, Cardiff CF2 3XF, U.K. A. Zettl

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Source URL: www.math.niu.edu

Language: English - Date: 2006-08-09 15:32:48
597Operator theory / Harmonic analysis / Linear algebra / Von Neumann algebra / Group algebra / Hilbert space / Abstract algebra / Mathematical analysis / Algebra

GAFA, Geom. funct. anal. Vol[removed] – [removed]443X[removed]DOI[removed]s00039[removed]z c Birkh¨

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Source URL: www.math.uiuc.edu

Language: English - Date: 2006-01-13 12:32:26
598Operator theory / Spectral theory / Compact space / Functional analysis / Decomposition of spectrum / Topology / General topology / Mathematical analysis

ˇ ˇ A STRENGTHENING OF THE CECH–POSPI SIL THEOREM ´ JUHASZ

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Source URL: www.math-inst.hu

Language: English - Date: 2010-08-29 05:46:51
599Operator theory / Banach space / Stefan Banach / Banach algebra / Space / Operator / Algebra / Per Enflo / Gilles Pisier / Mathematics / Mathematical analysis / Functional analysis

BOOK REVIEWS[removed]B. A. Dubrovin et al, Non-linear equations of Korteweg-deVries type, finite-zone linear operators, andAbelian varieties, Russian Math. Surveys[removed]), 59-146.

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Source URL: www.ams.org

Language: English - Date: 2010-01-14 13:30:01
600Operator theory / Ordinary differential equations / Spectral theory / Abstract algebra / Sturm–Liouville theory / Eigenvalues and eigenvectors / Self-adjoint operator / Vector space / Constructible universe / Algebra / Mathematics / Linear algebra

Computing Eigenvalues of Singular Sturm-Liouville Problems P. B. Bailey W. N. Everitt and A. Zettl

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Source URL: www.math.niu.edu

Language: English - Date: 2006-08-09 15:28:38
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