Results 91 to 100 of about 2,149 (181)

UEG Week 2025 Oral Presentations

open access: yes
United European Gastroenterology Journal, Volume 13, Issue S8, Page S7-S188, October 2025.
wiley   +1 more source

Existence of three non-negative solutions for a three-point boundary-value problem of nonlinear fractional differential equations

open access: yesElectronic Journal of Differential Equations, 2012
This article concerns the existence of three non-negative solutions for two kinds of three-point boundary-value problems of nonlinear fractional differential equations, where the fractional derivative is taken in the Riemann-Liouville sense.
Haitao Li, Xiangshan Kong, Changtian Yu
doaj  

Associations of Emergency Department Visits for Asthma with Precipitation and Temperature on Thunderstorm Days: A Time-Series Analysis of Data from Louisiana, USA, 2010-2012. [PDF]

open access: yesEnviron Health Perspect, 2022
Park JH   +9 more
europepmc   +1 more source

One-signed rotationally symmetric solutions of singular Dirichlet problems with the prescribed higher mean curvature operator in Minkowski spacetime

open access: yesMathematical Modelling and Analysis
We investigate the existence, uniqueness and multiplicity of one-signed rotationally symmetric solutions of singular Dirichlet problems with the prescribed higher mean curvature operator in Minkowski spacetime.
Meiyu Liu, Minghe Pei, Libo Wang
doaj   +1 more source

Multiple nonnegative solutions for second-order boundary-value problems with sign-changing nonlinearities

open access: yesElectronic Journal of Differential Equations, 2009
In this paper, we study the existence of multiple nonnegative solutions for second-order boundary-value problems of differential equations with sign-changing nonlinearities.
Shouliang Xi, Mei Jia, Huipeng Ji
doaj  

[[alternative]]On Triple Solutions of Focal Boundary Value Problems on Time Scale [PDF]

open access: yes
計畫編號:NSC94-2115-M032-009研究期間:200508~200607研究經費:362,000[[sponsorship ...
錢傳仁
core  

Applications Of Leggett Williams Type Fixed Point Theorems To A Second Order Difference Equation [PDF]

open access: yes, 2013
Using extensions of the Leggett-Williams fixed-point theorem, we prove the existence of solutions for a class of second-order difference equations with Dirichlet boundary conditions.
Seelbach, Charley Lockhart
core   +1 more source

Triple Positive Solutions for a Type of Second-Order Singular Boundary Problems

open access: yesBoundary Value Problems, 2010
This paper deals with the existence of triple positive solutions for a type of second-order singular boundary problems with general differential operators.
Li Jiemei, Wang Jinxiang
doaj  

Within- and between-host dynamics of producer and non-producer pathogens. [PDF]

open access: yesParasitology, 2023
Pike VL   +3 more
europepmc   +1 more source

Annual Reports to the ESA Council ESA 109th Annual Meeting July, 2024

open access: yes
The Bulletin of the Ecological Society of America, Volume 106, Issue 1, January 2025.
wiley   +1 more source

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