Results 31 to 40 of about 650 (101)

Existence of positive solutions of nonlinear fractional q-difference equation with parameter

open access: yesAdvances in Differential Equations, 2013
In this paper, we study the boundary value problem of a class of nonlinear fractional q-difference equations with parameter involving the Riemann-Liouville fractional derivative.
Xinhui Li, Z. Han, Shurong Sun
semanticscholar   +1 more source

Nonlinear Eigenvalues and Bifurcation Problems for Pucci's Operator [PDF]

open access: yes, 2004
In this paper we extend existing results concerning generalized eigenvalues of Pucci's extremal operators. In the radial case, we also give a complete description of their spectrum, together with an equivalent of Rabinowitz's Global Bifurcation Theorem ...
Alexander Quaas   +36 more
core   +6 more sources

Multiple positive solutions for a class of Neumann problems [PDF]

open access: yes, 2015
We study the existence of multiple positive solutions of the Neumann problem \begin{equation*} \begin{split} -u''(x)&=\lambda f(u(x)), \qquad x\in(0,1),\\ u'(0)&=0=u'(1), \end{split} \end{equation*} where $\lambda$ is a positive parameter, $f\in C([0 ...
Gao, Hongliang, Ma, Ruyun
core   +2 more sources

Existence results for some nonlinear problems with $\phi$-Laplacian [PDF]

open access: yes, 2015
Using the barrier strip argument, we obtain the existence of solutions for the nonlinear boundary value problem $$ (\phi(u'))'=f(t,u,u'),\qquad u(0)=A,\qquad u'(1)=B, $$ where $\phi$ is an increasing ...
Liu, Rui, Ma, Ruyun, Zhang, Lu
core   +1 more source

Existence on positive solutions for boundary value problems of nonlinear fractional differential equations with p-Laplacian

open access: yes, 2013
In this paper, we study the existence of positive solutions for the nonlinear fractional boundary value problem with a p-Laplacian operator D0+β(ϕp(D0+αu(t)))=f(t,u(t ...
Hongling Lu   +3 more
semanticscholar   +1 more source

Positive solutions of arbitrary order nonlinear fractional differential equations with advanced arguments [PDF]

open access: yes, 2011
In this paper, we investigate the existence and uniqueness of positive solutions to arbitrary order nonlinear fractional differential equations with advanced arguments.
Guotao Wang   +2 more
core   +1 more source

Multiplicity of positive solutions for Sturm-Liouville boundary value problems of fractional differential equations with p-Laplacian

open access: yesBoundary Value Problems, 2014
In this article, we investigate the Sturm-Liouville boundary value problems of fractional differential equations with p-Laplacian {D0+β(ϕp(D0+αu(t)))+f(t,u(t))=0 ...
Hongling Lu, Z. Han, Shurong Sun
semanticscholar   +1 more source

Corrigendum to: Positive solutions for a fourth order differential inclusion with boundary values, published in Differential Equations and Applications Vol. 8 No. 1 (2016), 21-31, by John S. Spraker

open access: yesDifferential Equations & Applications, 2020
In Theorem 3 of [2] I included an extension to the Ascoli theorem. While the statement of the theorem and its later use were correct, the proof has a slight error which I noticed while in the process of writing a sequel.
John S. Spraker
semanticscholar   +1 more source

Existence of positive solutions of a superlinear boundary value problem with indefinite weight

open access: yes, 2015
We deal with the existence of positive solutions for a two-point boundary value problem associated with the nonlinear second order equation $u''+a(x)g(u)=0$. The weight $a(x)$ is allowed to change its sign. We assume that the function $g\colon\mathopen{[}
A. Zettl   +11 more
core   +1 more source

Positive solutions for Hadamard differential systems with fractional integral conditions on an unbounded domain

open access: yesOpen Mathematics, 2017
In this paper, we investigate the existence of positive solutions for Hadamard type fractional differential system with coupled nonlocal fractional integral boundary conditions on an infinite domain. Our analysis relies on Guo-Krasnoselskii’s and Leggett-
Jessada Tariboon   +3 more
doaj   +1 more source

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