Results 111 to 120 of about 46,634 (304)

A nonlinear differential delay equation

open access: yes, 1983
A procedure reported elsewhere for solution of linear and nonlinear, deterministic or stochastic, delay differential equations developed by the authors as an extension of the first author's methods for nonlinear stochastic differential equations is now ...
Adomian, G., Rach, R.
core   +1 more source

Ikeda delay differential equation

open access: yes, 2011
This Demonstration shows solutions of the Ikeda delay differential equation, X'(t)=sin(x(t-τ)), a very simple equation with complex chaotic dynamicsEducação Superior::Ciências Exatas e da Terra ...
Knapp, Rob
core   +1 more source

On Asymptotic Behavior of Solutions of Generalized Emden-Fowler Differential Equations with Delay Argument

open access: yesAbstract and Applied Analysis, 2014
The following differential equation u(n)(t)+p(t)|u(σ(t))|μ(t) sign  u(σ(t))=0 is considered. Here p∈Lloc(R+;R+),  μ∈C(R+;(0,+∞)),  σ∈C(R+;R+),  σ(t)≤t, and limt→+∞⁡σ(t)=+∞.
Alexander Domoshnitsky, Roman Koplatadze
doaj   +1 more source

Assessing the suitability for Aedes albopictus and dengue transmission risk in China with a delay differential equation model. [PDF]

open access: yesPLoS Negl Trop Dis, 2021
Metelmann S   +9 more
europepmc   +1 more source

Comparative Effectiveness and Safety of Inebilizumab Versus Rituximab in AQP4‐IgG‐Positive NMOSD

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Rituximab (anti‐CD20, RTX) and inebilizumab (anti‐CD19, INE) represent B‐cell‐depleting therapies used for aquaporin‐4 antibody‐positive (AQP4‐IgG+) neuromyelitis optica spectrum disorder (NMOSD); however, direct comparative evidence remains limited.
Jie Lin   +11 more
wiley   +1 more source

Oscillation criteria for a class of fractional delay differential equations

open access: yesAdvances in Difference Equations, 2018
This paper is devoted to the oscillatory problem in the fractional-order delay differential equations. First, we prove the convergence of the Laplace transform of a fractional operator by the generalized Gronwall inequality with singularity and ...
Pengxian Zhu, Qiaomin Xiang
doaj   +1 more source

Noncontinuable Solutions of Differential-Delay Equations [PDF]

open access: yesProceedings of the American Mathematical Society, 1969
(4) F I is bounded on [to, T] X C" for each to, T and each A > 0. Condition (4) usually holds for equations that appear in the literature. It is stated here to emphasize that the theory of continuability of solutions can be fairly natural when (4) is assumed: Let x be a noncontinuable solution on [to, T) of (1), where to-q Rd is continuous.
openaire   +1 more source

Geometry of Stochastic Delay Differential Equations

open access: yesElectronic Communications in Probability, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Catuogno, Pedro, Ruffino, Paulo
openaire   +3 more sources

Association Between Motor Pathway Damage and Motor Deficit in Upper and Lower Limb in People With MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Corticospinal tract damage is common in people with MS, but the degree of clinical symptoms varies. We hypothesize that corticospinal tract lesions are more extensive and severe in people with MS with motor impairments in both upper and lower limbs.
Mathilde Liffran   +13 more
wiley   +1 more source

Asymptotic properties of trinomial delay differential equations [PDF]

open access: yes, 1999
summary:The aim of this paper is to study asymptotic properties of the solutions of the third order delay differential equation \[ \Big (\frac{1}{r(t)}\,y^{\prime }(t)\Big )^{\prime \prime }-p(t)\,y^{\prime }(t)+g(t)\,y\big (\tau (t)\big )= 0\,.\ast ...
Cecchi, Mariella   +4 more
core   +1 more source

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