Results 1 to 10 of about 562,292 (338)

Generalized quasilinearization method for nonlinear boundary value problems with integral boundary conditions [PDF]

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2010
The quasilinearization method coupled with the method of upper and lower solutions is used for a class of nonlinear boundary value problems with integral boundary conditions. We obtain some less restrictive sufficient conditions under which corresponding
Li Sun, Mingru Zhou, Guangwa Wang
doaj   +3 more sources

Positive solutions of boundary value problems for systems of second-order differential equations with integral boundary condition on the half-line [PDF]

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2009
In this paper, we study the existence of positive solutions of boundary value problems for systems of second-order differential equations with integral boundary condition on the half-line.
Shouliang Xi, Mei Jia, Huipeng Ji
doaj   +4 more sources

Method of Boundary Integral Equations with Hypersingular Integrals in Boundary-Value Problems [PDF]

open access: bronzeJournal of Mathematical Sciences, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
А. В. Сетуха
openalex   +3 more sources

Nodal Solutions for Some Second-Order Semipositone Integral Boundary Value Problems [PDF]

open access: goldAbstract and Applied Analysis, 2014
Using bifurcation techniques, we first prove a global bifurcation theorem for nonlinear second-order semipositone integral boundary value problems. Then the existence and multiplicity of nodal solutions of the above problems are obtained.
Huiqin Lu, Yang Wang, Yansheng Liu
doaj   +2 more sources

BOUNDARY VALUE PROBLEMS FOR INTEGRAL EQUATIONS WITH OPERATOR MEASURES

open access: yesПроблемы анализа, 2017
We consider integral equations with operator measures on a segment in the infinite-dimensional case. These measures are defined on Borel sets of the segment and take values in the set of linear bounded operators acting in a separable Hilbert space.
V. M. Bruk
doaj   +3 more sources

Positive Solutions of nth-Order Boundary Value Problems with Integral Boundary Conditions

open access: yesMathematical Modelling and Analysis, 2015
In this paper, by using double fixed point theorem and a new fixed point theorem, some sufficient conditions for the existence of at least two and at least three positive solutions of an nth-order boundary value problem with integral boundary conditions ...
Ilkay Yaslan Karaca, Fatma Tokmak Fen
doaj   +6 more sources

Boundary value problems with an integral constraint

open access: yesElectronic Journal of Differential Equations, 2015
We show the existence of solutions for a second-order ordinary differential equation coupled with a boundary-value condition and an integral condition.
Elisabetta M. Mangino, Eduardo Pascali
doaj   +2 more sources

Adjoints of Multipoint-Integral Boundary Value Problems [PDF]

open access: yesProceedings of the American Mathematical Society, 1973
The dual system to L y = y ′ + P y Ly = y’ + Py , \[ ∑ i = 0 ∞ A i y (
Brown, R. C., Krall, Allan M.
openaire   +1 more source

Second-Order Boundary Value Problem with Integral Boundary Conditions [PDF]

open access: yesBoundary Value Problems, 2011
يتم استخدام البديل غير الخطي لنوع ليراي شودر ومبدأ انكماش بنك للتحقيق في وجود حلول للمعادلات التفاضلية من الدرجة الثانية مع ظروف حدود متكاملة. كما يتم التحقيق في إحكام مجموعة المحاليل.
Mouffak Benchohra   +2 more
openaire   +4 more sources

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

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