Results 101 to 110 of about 64,352 (312)

Existence of regular and singular bound state solutions to a quasilinear equation

open access: yesBoundary Value Problems
The existence of regular and singular bound state solutions to △ p u + f ( u ) = 0 , r ∈ R n ∖ { 0 } $$ \triangle _{p}u+f(u)=0,~~~r\in \mathbb{R}^{n}\backslash \{0\} $$ is considered. Our result concerns the solution according to its behavior as r → 0 $r\
Wei-Chuan Wang
doaj   +1 more source

An analysis of fractional piecewise derivative models of dengue transmission using deep neural network

open access: yesJournal of Taibah University for Science
This manuscript investigates a fractional piecewise dengue transmission model using singular and non-singular kernels. The existence results and uniqueness of the solution are established by using the approach of fixed point and in the framework of ...
Mati ur Rahman   +4 more
doaj   +1 more source

On the Singular Perturbations for Fractional Differential Equation

open access: yesThe Scientific World Journal, 2014
The goal of this paper is to examine the possible extension of the singular perturbation differential equation to the concept of fractional order derivative. To achieve this, we presented a review of the concept of fractional calculus. We make use of the
Abdon Atangana
doaj   +1 more source

Periodic Solutions for Singular Conservative Systems

open access: yesJournal of Mathematical Analysis and Applications, 1994
The author looks for periodic solutions of the system \((*)\) \(\ddot q+ V' (q)= 0\), where \(q\in \mathbb{R}^N\) and \(V(x)\to -\infty\) as \(x\to 0\). This problem has been examined in the literature from two different points of view: a) given \(T>0\), one seeks for solutions of \((*)\) having \(T\) as a period; b) given \(h\in R\), one seeks for ...
openaire   +3 more sources

Practice Recommendations for Genetic Testing of Ataxias

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Over the past decade, significant advances in genetic testing for ataxia have improved diagnostic accuracy, informed clinical trial eligibility, guided treatment decisions, and enabled cascade testing of at‐risk relatives. While guidance exists for other neurogenetic conditions, there are no standardized guidelines on genetic ...
Sharan R. Srinivasan   +7 more
wiley   +1 more source

The Generalized Wave Model Representation of Singular 2-D Systems

open access: yesInternational Journal of Industrial Engineering and Production Research, 2007
M. and M.   Abstract: Existence and uniqueness of solution for singular 2-D systems depends on regularity condition. Simple regularity implies regularity and under this assumption, the generalized wave model (GWM) is introduced to cast singular 2-D ...
M. Haji-Ramazanali, M. Shafiee
doaj  

Exploring Nasal Structural‐Microbial Interactions in Multiple Sclerosis‐Associated Olfactory Impairment

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Olfactory dysfunction is frequently observed in patients with multiple sclerosis (MS); however, its underlying mechanisms remain poorly understood. To date, no studies have directly examined the nasal mucosal microbiota in MS. This study aimed to explore potential relationships among olfactory function, nasal microbiota composition,
Zidan Gao   +5 more
wiley   +1 more source

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