Results 11 to 20 of about 114,824 (268)

Boundary Value Problems and Boundary Value Spaces [PDF]

open access: yes, 2021
AbstractThis chapter is devoted to the study of inhomogeneous boundary value problems. For this, we shall reformulate the boundary value problem again into a form which fits within the general framework of evolutionary equations. In order to have an idea of the type of boundary values which make sense to study, we start off with a section that deals ...
Christian Seifert   +2 more
openaire   +1 more source

Boundary Value Problems with Compatible Boundary Conditions [PDF]

open access: yesCzechoslovak Mathematical Journal, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Karakostas, G. L., Palamides, P. K.
openaire   +2 more sources

Existence result for a Kirchhoff elliptic system with variable parameters and additive right-hand side via sub- and supersolution method

open access: yesBoundary Value Problems, 2020
The paper deals with the study of the existence result for a Kirchhoff elliptic system with additive right-hand side and variable parameters by using the sub-/supersolution method. Our study is a natural extension result of our previous one in (Boulaaras
Mohamed Haiour   +3 more
doaj   +1 more source

On four-point fractional q-integrodifference boundary value problems involving separate nonlinearity and arbitrary fractional order

open access: yesBoundary Value Problems, 2018
In this paper, we study a sequential Caputo fractional q-integrodifference equation with fractional q-integral and Riemann–Liouville fractional q-derivative boundary value conditions.
Nichaphat Patanarapeelert   +1 more
doaj   +1 more source

Multiple positive solutions for quasilinear elliptic problems with combined critical Sobolev–Hardy terms

open access: yesBoundary Value Problems, 2019
In this paper, we investigate the quasilinear elliptic equations involving multiple critical Sobolev–Hardy terms with Dirichlet boundary conditions on bounded smooth domains  Ω⊂RN $\varOmega \subset R^{N}$ ( N≥3 ${N \ge 3} $), and prove the multiplicity ...
Yuanyuan Li
doaj   +1 more source

The existence of nontrivial solution of a class of Schrödinger–Bopp–Podolsky system with critical growth

open access: yesBoundary Value Problems, 2020
We consider the following Schrödinger–Bopp–Podolsky problem: { − Δ u + V ( x ) u + ϕ u = λ f ( u ) + | u | 4 u , in  R 3 , − Δ ϕ + Δ 2 ϕ = u 2 , in  R 3 .
Jie Yang, Haibo Chen, Senli Liu
doaj   +1 more source

Periodic Problems of Difference Equations and Ergodic Theory

open access: yesAbstract and Applied Analysis, 2011
The necessary and sufficient conditions for solvability of the family of difference equations with periodic boundary condition were obtained using the notion of relative spectrum of linear bounded operator in the Banach space and the ergodic theorem.
B. A. Biletskyi   +2 more
doaj   +1 more source

Multiplicity results for biharmonic equations involving multiple Rellich-type potentials and critical exponents

open access: yesBoundary Value Problems, 2019
In this paper, a biharmonic equation is investigated, which involves multiple Rellich-type potentials and a critical Sobolev exponent. By using variational methods and analytical techniques, the existence and multiplicity of nontrivial solutions to the ...
Jinguo Zhang, Tsing-San Hsu
doaj   +1 more source

A higher-order extension of Atangana–Baleanu fractional operators with respect to another function and a Gronwall-type inequality

open access: yesBoundary Value Problems, 2023
This paper aims to extend the Caputo–Atangana–Baleanu ( A B C $ABC$ ) and Riemann–Atangana–Baleanu ( A B R $ABR$ ) fractional derivatives with respect to another function, from fractional order μ ∈ ( 0 , 1 ] $\mu \in (0,1]$ to an arbitrary order μ ∈ ( n ,
Thabet Abdeljawad   +4 more
doaj   +1 more source

How far does logistic dampening influence the global solvability of a high-dimensional chemotaxis system?

open access: yesBoundary Value Problems, 2021
This paper deals with the homogeneous Neumann boundary value problem for chemotaxis system { u t = Δ u − ∇ ⋅ ( u ∇ v ) + κ u − μ u α , x ∈ Ω , t > 0 , v t = Δ v − u v , x ∈ Ω , t > 0 , $$\begin{aligned} \textstyle\begin{cases} u_{t} = \Delta u - \nabla ...
Ke Jiang, Yongjie Han
doaj   +1 more source

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