Results 11 to 20 of about 4,764 (211)

Spectral partitions for Sturm–Liouville problems [PDF]

open access: yesProceedings of the Royal Society of Edinburgh: Section A Mathematics, 2019
AbstractWe look for best partitions of the unit interval that minimize certain functionals defined in terms of the eigenvalues of Sturm–Liouville problems. Via Γ-convergence theory, we study the asymptotic distribution of the minimizers as the number of intervals of the partition tends to infinity.
Tilli, Paolo, Zucco, Davide
openaire   +4 more sources

Spectral corrections for Sturm–Liouville problems

open access: yesJournal of Computational and Applied Mathematics, 2001
The authors discuss the numerical integration of linear 1-D Sturm-Liouville problems in finite and infinite intervals. A shooting method is implemented both for the eigenvalues and the eigenfunctions. Newton iterations, with their typical advantages and risks, are used to calculate an approximation of an eigenvalue.
GHELARDONI, PAOLO   +2 more
openaire   +3 more sources

Fractal Sturm–Liouville Theory

open access: yesFractal and Fractional
This paper provides a short summary of fractal calculus and its application to generalized Sturm–Liouville theory. It presents both the fractal homogeneous and non-homogeneous Sturm–Liouville problems and explores the theory’s applications in optics.
Alireza Khalili Golmankhaneh   +3 more
doaj   +2 more sources

Computing eigenvalues of regular Sturm-Liouville problems

open access: yesElectronic Journal of Differential Equations, 1994
of regular self-adjoint Sturm-Liouville problems with matrix coefficients and arbitrary coupled boundary conditions.
H. I. Dwyer, A. Zettl
doaj   +2 more sources

Inequalities among eigenvalues of Sturm–Liouville problems

open access: yesJournal of Inequalities and Applications, 1999
There are well-known inequalities among the eigenvalues of Sturm–Liouville problems with periodic, semi-periodic, Dirichlet and Neumann boundary conditions.
Kong Q, Wu H, Zettl A, Eastham MSP
doaj   +1 more source

Eigenvalue computations for regular matrix Sturm-Liouville problems

open access: yesElectronic Journal of Differential Equations, 1995
of regular self-adjoint Sturm-Liouville problems with matrix coefficients and separated boundary conditions.
H. I. Dwyer, A. Zettl
doaj   +1 more source

Using homotopy analysis method to find the eigenvalues of higher order fractional Sturm–Liouville problems [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2020
We utilize the homotopy analysis method to find eigenvalues of fractional Sturm–Liouville problems. Inasmuch as very few papers have been devoted to estimating eigenvalues of these kind of problems, this work enjoys a particular significance in many ...
J. Biazar, M. Dehghan, T. Houlari
doaj   +1 more source

On partial fractional Sturm–Liouville equation and inclusion

open access: yesAdvances in Difference Equations, 2021
The Sturm–Liouville differential equation is one of interesting problems which has been studied by researchers during recent decades. We study the existence of a solution for partial fractional Sturm–Liouville equation by using the α-ψ-contractive ...
Zohreh Zeinalabedini Charandabi   +3 more
doaj   +1 more source

A Study of the Eigenfunctions of the Singular Sturm–Liouville Problem Using the Analytical Method and the Decomposition Technique

open access: yesMathematics, 2020
The history of boundary value problems for differential equations starts with the well-known studies of D. Bernoulli, J. D’Alambert, C. Sturm, J. Liouville, L. Euler, G. Birkhoff and V. Steklov.
Oktay Sh. Mukhtarov, Merve Yücel
doaj   +1 more source

The Uniqueness Theorem for the Solutions of Dual Equations of Sturm-Liouville Problems with Singular Points and Turning Points [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2019
In this paper, linear second-order differential equations of Sturm-Liouville type having a finite number of singularities and turning points in a finite interval are investigated.
Seyfollah Mosazadeh
doaj   +1 more source

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