Results 111 to 120 of about 675,673 (375)

Long COVID in People With Multiple Sclerosis and Related Disorders: A Multicenter Cross‐Sectional Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Managing long COVID in people with multiple sclerosis and related disorders (pwMSRD) is complex due to overlapping symptoms. To address evidence gaps, we evaluated long COVID susceptibility in pwMSRD versus controls and its associations with multi‐domain function and disability.
Chen Hu   +15 more
wiley   +1 more source

Oscillation of high order linear functional differential equation with impulses

open access: yesElectronic Journal of Differential Equations, 2005
We study the solutions to high-order linear functional differential equations with impulses. We improve previous results in the oscillation theory for ordinary differential equations and obtain new criteria on the oscillation of solutions.
Haihua Liang, Weizhen Feng
doaj  

The Strict Stability of Impulsive Differential Equations with a Caputo Fractional Derivative with Respect to Other Functions

open access: yesFractal and Fractional
The aim of this paper is to study a nonlinear system of impulsive fractional differential equations and Caputo fractional derivatives with respect to another function (CFF).
Ravi P. Agarwal   +2 more
doaj   +1 more source

A note on stability of impulsive scalar delay differential equations

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
For a class of scalar delay differential equations with impulses and satisfying a Yorke-type condition, criteria for the global asymptotic stability of the zero solution are established.
Teresa Faria, José Oliveira
doaj   +1 more source

Economic determinants of the nominal treasury yield curve [PDF]

open access: yes
We study the effect of different types of macroeconomic impulses on the nominal yield curve. We employ two distinct approaches to identifying economic shocks in VARs. Our first approach uses a structural VAR due to Galí (1992).
Charles L. Evans, David Marshall
core  

Electronic device increases threshold sensitivity and removes noise from FM communications receiver [PDF]

open access: yes, 1971
Threshold extension device connected between demodulator output and filter output minimizes clicking noise. Device consists of click-eliminating signal transfer channel with follow-and-hold circuit and detector for sensing click impulses.
Conrad, W. M., Loch, F. J.
core   +1 more source

The Diverse Neuromuscular Spectrum of VPS13A Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective VPS13A disease (chorea‐acanthocytosis) is a rare neurodegenerative disorder caused by biallelic variants in VPS13A, typically presenting with hyperkinetic movement disorders, while neuromuscular signs are often mild. The aim of the project was to investigate the frequency and severity of neuromuscular impairment in VPS13A disease ...
Anne Buchberger   +16 more
wiley   +1 more source

Positive periodic solutions generated by impulses for the delay Nicholson's blowflies model

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
In this paper, by using Krasnoselskii's fixed point theorem, we study the existence and multiplicity of positive periodic solutions for the delay Nicholson's blowflies model with impulsive effects.
Binxiang Dai, Longsheng Bao
doaj   +1 more source

Humoral Transmission of Nervous Impulses [PDF]

open access: bronze, 1935
David Dunlap   +4 more
openalex   +1 more source

On gradual-impulse control of continuous-time Markov decision processes with multiplicative cost

open access: yes, 2018
In this paper, we consider the gradual-impulse control problem of continuous-time Markov decision processes, where the system performance is measured by the expectation of the exponential utility of the total cost. We prove, under very general conditions
Guo, Xin   +3 more
core  

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