On a first-order differential system with initial and nonlocal boundary conditions

This paper is devoted to the existence of solutions and the multiplicity of positive solutions of an initial-boundary value problem for a nonlinear first-order differential system with nonlocal conditions. The main tool is the fixed-point theorem in which we construct the novel representation of the...

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Main Authors: Ngoc Le Thi Phuong, Long Nguyen Thanh
Format: Article
Language:English
Published: De Gruyter 2022-08-01
Series:Demonstratio Mathematica
Subjects:
Online Access:https://doi.org/10.1515/dema-2022-0012
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author Ngoc Le Thi Phuong
Long Nguyen Thanh
author_facet Ngoc Le Thi Phuong
Long Nguyen Thanh
author_sort Ngoc Le Thi Phuong
collection DOAJ
description This paper is devoted to the existence of solutions and the multiplicity of positive solutions of an initial-boundary value problem for a nonlinear first-order differential system with nonlocal conditions. The main tool is the fixed-point theorem in which we construct the novel representation of the associated Green’s functions with useful properties and define a cone in the Banach space suitably. Some examples are also given to demonstrate the validity of the main results.
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spelling doaj.art-a725fff315d04adda302cb910a8b31002022-12-22T04:29:00ZengDe GruyterDemonstratio Mathematica2391-46612022-08-0155127729610.1515/dema-2022-0012On a first-order differential system with initial and nonlocal boundary conditionsNgoc Le Thi Phuong0Long Nguyen Thanh1University of Khanh Hoa, 01 Nguyen Chanh Str., Nha Trang City, VietnamDepartment of Mathematics and Computer Science, University of Science, 227 Nguyen Van Cu Str., Dist. 5, Ho Chi Minh City, VietnamThis paper is devoted to the existence of solutions and the multiplicity of positive solutions of an initial-boundary value problem for a nonlinear first-order differential system with nonlocal conditions. The main tool is the fixed-point theorem in which we construct the novel representation of the associated Green’s functions with useful properties and define a cone in the Banach space suitably. Some examples are also given to demonstrate the validity of the main results.https://doi.org/10.1515/dema-2022-0012initial-boundary value problemsnonlinear differential systemnonlocal conditionspositive solutionsthe fixed-point theory34b0734b1034b1834b27
spellingShingle Ngoc Le Thi Phuong
Long Nguyen Thanh
On a first-order differential system with initial and nonlocal boundary conditions
Demonstratio Mathematica
initial-boundary value problems
nonlinear differential system
nonlocal conditions
positive solutions
the fixed-point theory
34b07
34b10
34b18
34b27
title On a first-order differential system with initial and nonlocal boundary conditions
title_full On a first-order differential system with initial and nonlocal boundary conditions
title_fullStr On a first-order differential system with initial and nonlocal boundary conditions
title_full_unstemmed On a first-order differential system with initial and nonlocal boundary conditions
title_short On a first-order differential system with initial and nonlocal boundary conditions
title_sort on a first order differential system with initial and nonlocal boundary conditions
topic initial-boundary value problems
nonlinear differential system
nonlocal conditions
positive solutions
the fixed-point theory
34b07
34b10
34b18
34b27
url https://doi.org/10.1515/dema-2022-0012
work_keys_str_mv AT ngoclethiphuong onafirstorderdifferentialsystemwithinitialandnonlocalboundaryconditions
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