Results 1 to 10 of about 88,256,166 (248)

Closed-Form Solutions of Linear Ordinary Differential Equations with General Boundary Conditions

open access: yesAxioms, 2021
This paper deals with the solution of boundary value problems for ordinary differential equations with general boundary conditions. We obtain closed-form solutions in a symbolic form of problems with the general n-th order differential operator, as well ...
Efthimios Providas   +2 more
doaj   +1 more source

Classical Theory of Linear Multistep Methods for Volterra Functional Differential Equations

open access: yesDiscrete Dynamics in Nature and Society, 2021
Based on the linear multistep methods for ordinary differential equations (ODEs) and the canonical interpolation theory that was presented by Shoufu Li who is exactly the second author of this paper, we propose the linear multistep methods for general ...
Yunfei Li, Shoufu Li
doaj   +1 more source

Asymptotics of Solutions of Linear Differential Equations with Holomorphic Coefficients in the Neighborhood of an Infinitely Distant Point

open access: yesMathematics, 2020
This study is devoted to the description of the asymptotic expansions of solutions of linear ordinary differential equations with holomorphic coefficients in the neighborhood of an infinitely distant singular point.
Maria Korovina
doaj   +1 more source

How Much We Gain by Surplus-Dependent Premiums—Asymptotic Analysis of Ruin Probability

open access: yesRisks, 2021
In this paper, we generate boundary value problems for ruin probabilities of surplus-dependent premium risk processes, under a renewal case scenario, Erlang (2) claim arrivals, and a hypoexponential claims scenario, Erlang (2) claim sizes.
Jing Wang   +2 more
doaj   +1 more source

Nonlinear Observer Design for a Nonlinear Cable/String FEM Model using Contraction Theory [PDF]

open access: yesModeling, Identification and Control, 2004
Contraction theory is a recently developed nonlinear analysis tool which may be useful for solving a variety of nonlinear control problems. In this paper, using Contraction theory, a nonlinear observer is designed for a general nonlinear cable/ string ...
Yilmaz Türkyilmaz, Olav Egeland
doaj   +1 more source

Integral equation in the theory of optimal speed of linear systems with constraints

open access: yesВестник КазНУ. Серия математика, механика, информатика, 2020
Boundary-value problems with phase constraints for linear ordinary differential equations are considered. The necessary and sufficient conditions for the existence of a solution to the boundary value problems of linear ordinary differential equations ...
S.А. Aisagaliev   +2 more
doaj   +1 more source

Thermal deformation of a long elastic strip

open access: yesRUDN Journal of Engineering Research, 2021
A general method is proposed for the formulation and solution of temperature problems of the theory of elasticity for thin-walled bodies for a given temperature distribution with the preservation of the order of differential equations and the fulfilment ...
Evgeny M. Zveryaev
doaj   +1 more source

Moore-Gibson-Thompson theory of a non-local excited semiconductor medium with stability studies

open access: yesAlexandria Engineering Journal, 2022
The present study introduces a theoretical framework according to the Moore-Gibson-Thompson (MGT) Model in the context of generalized thermoelasticity theory.
Shreen El-Sapa   +4 more
doaj   +1 more source

Generalization of Sturm-Liouville theory to a system of ordinary differential equations with Dirac type spectrum [PDF]

open access: yesCommunications in Mathematical Physics, 1987
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

On singular solutions of a multidimensional differential equation of Clairaut-type with power and exponential functions

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2019
In the theory of ordinary differential equations, the Clairaut equation is well known. This equation is a non-linear differential equation unresolved with respect to the derivative.
Liliya Leonidovna Ryskina
doaj   +1 more source

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