Results 41 to 50 of about 3,014,672 (279)

Blow-up behavior of collocation solutions to Hammerstein-type volterra integral equations [PDF]

open access: yes, 2013
We analyze the blow-up behavior of one-parameter collocation solutions for Hammerstein-type Volterra integral equations (VIEs) whose solutions may blow up in finite time.
Brunner, Hermann, Yang, Z.W.
core   +4 more sources

Schrödinger equations with nonlinearity of integral type

open access: yesDiscrete and Continuous Dynamical Systems, 1995
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hayashi, N., Ozawa, T.
openaire   +3 more sources

Digital Cognitive Phenotyping for Differential Diagnosis and Monitoring in Neurological Conditions

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To assess the utility, accessibility, and equivalence to supervised scales of online cognitive assessment in older individuals with cognitive impairment. Methods Patients with Alzheimer's disease (AD, n = 31), idiopathic normal pressure hydrocephalus (iNPH, n = 26), and traumatic brain injury (TBI, n = 23) completed online cognitive ...
Martina Del Giovane   +10 more
wiley   +1 more source

Direct localized boundary-domain integro-differential formulations for physically nonlinear elasticity of inhomogeneous body [PDF]

open access: yes, 2005
A static mixed boundary value problem (BVP) of physically nonlinear elasticity for a continuously inhomogeneous body is considered. Using the two-operator Green-Betti formula and the fundamental solution of an auxiliary linear operator, a non-standard ...
Mikhailov, SE
core   +6 more sources

Approximate Solutions of Nonlinear Integral Equations Using the Cubic B-Spline Scaling Method

open access: yesAl-Kitab Journal for Pure Sciences
This paper examines a category of general nonlinear integral equations. These equations also include many special cases, such as functional equations and nonlinear integral equations of the Volterra type.
Mohammed Jabbar Adaay Al-Sharea
doaj   +1 more source

On a Nonlinear Integral Equation with Contractive Perturbation [PDF]

open access: yesAdvances in Difference Equations, 2011
Nous obtenons un résultat d'existence pour les solutions à une équation intégrale non linéaire avec perturbation contractive au moyen du théorème du point fixe de Krasnoselskii et surtout de la théorie de la mesure de la non compacité faible.
openaire   +3 more sources

Gravity‐Dependent Modulation of Downbeat Nystagmus: Insights From Velocity‐Storage Dysfunction

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Downbeat nystagmus varies with head position, a phenomenon termed gravity‐dependent modulation. We aimed to clarify its mechanism using a velocity‐storage model. Methods In 10 patients with downbeat nystagmus due to cerebellar disorders, we recorded eye movements at different pitch‐ and roll‐axis head positions.
Ji‐Hyung Park   +5 more
wiley   +1 more source

Approximate Solution of an Optimal Control Dot Mobile Problem for a Nonlinear Hyperbolic Equation

open access: yesМоделирование и анализ информационных систем, 2014
In this article, we consider the approximate solution of an optimal control dot mobile problem for a system of nonlinear partial hyperbolic and ordinary differential equations with initial and boundary value conditions and a nonlinear optimality ...
T. K. Yuldashev
doaj   +1 more source

Frailty Predicts Incident Osteoporotic Fractures in Veterans with Rheumatoid Arthritis

open access: yesArthritis Care &Research, EarlyView.
Objective Rheumatoid arthritis (RA) is associated with an increased risk of frailty and osteoporosis, but the relationship between frailty and incident osteoporotic fractures in RA is underexplored. Methods Data were from the Veterans Affairs (VA) Rheumatoid Arthritis Registry. Frailty was measured using the VA Frailty Index (VAFI).
Katherine D. Wysham   +14 more
wiley   +1 more source

ON NONLINEAR INTEGRAL EQUATIONS WITH DEVIATING ARGUMENTS

open access: yesTamkang Journal of Mathematics, 1993
We prove an existence theorem for a class of nonlinear inte- gral equations with deviating arguments.
Balachandran, K., Ilamaran, S.
openaire   +3 more sources

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