Results 101 to 110 of about 11,899 (198)

An inverse spectral problem for Sturm-Liouvile operator with integral delay

open access: yesElectronic Journal of Differential Equations, 2017
In this article, we study an inverse spectral problem for Sturm-Liouville operator with integral delay. We prove that the standard spectral asymptotic conditions are necessary and sufficient for unique solvability of the inverse problem.
Manaf Dzh. Manafov
doaj  

Indefinite Sturm–Liouville Operators in Polar Form

open access: yesIntegral Equations and Operator Theory
50 ...
Branko Ćurgus   +2 more
openaire   +3 more sources

New Type of Sturm-Liouville Problems in Associated Hilbert Spaces

open access: yesJournal of Function Spaces, 2014
We introduce a new type of discontinuous Sturm-Liouville problems, involving an abstract linear operator in equation. By suggesting own approaches we define some new Hilbert spaces to establish such properties as isomorphism, coerciveness, and maximal ...
O. Sh. Mukhtarov, K. Aydemir
doaj   +1 more source

Applications of the theory of generalized Fourier transforms to Tikhonov problems

open access: yesJournal of Numerical Analysis and Approximation Theory
We define and study multiplier operators associated with the Sturm-Liouville operator involving a nonnegative function satisfying certain conditions.
Fethi Soltani, Akram Nemri
doaj   +1 more source

Spectral Analysis of -Sturm-Liouville Problem with the Spectral Parameter in the Boundary Condition

open access: yesJournal of Function Spaces and Applications, 2012
This paper is concerned with -Sturm-Liouville boundary value problem in the Hilbert space with a spectral parameter in the boundary condition. We construct a self-adjoint dilation of the maximal dissipative -difference operator and its incoming and ...
Aytekin Eryılmaz
doaj   +1 more source

Donoghue 𝑚-functions for Singular Sturm–Liouville operators

open access: yesSt. Petersburg Mathematical Journal
Let A ˙ \dot {A} be a densely defined, closed, symmetric operator in the complex, separable Hilbert space H \mathcal {H} with equal deficiency indices and denote by N i = ker ⁡ ( (
Gesztesy, F.   +4 more
openaire   +2 more sources

Sturm-Liouville operator with general boundary conditions

open access: yesElectronic Journal of Differential Equations, 2005
We classify the general linear boundary conditions involving $u''$, $u'$ and $u$ on the boundary ${a,b}$ so that a Sturm-Liouville operator on $[a,b]$ has a unique self-adjoint extension on a suitable Hilbert space.
Ciprian G. Gal
doaj  

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