Results 61 to 70 of about 20,971 (305)

Special solutions of neutral functional differential equations

open access: yesJournal of Inequalities and Applications, 2001
For a system of nonlinear neutral functional differential equations we prove the existence of an -parameter family of "special solutions" which characterize the asymptotic behavior of all solutions at infinity.
Győri István   +1 more
doaj  

Control Problems for Semilinear Neutral Differential Equations in Hilbert Spaces

open access: yesThe Scientific World Journal, 2014
We construct some results on the regularity of solutions and the approximate controllability for neutral functional differential equations with unbounded principal operators in Hilbert spaces.
Jin-Mun Jeong, Seong Ho Cho
doaj   +1 more source

On a functional-differential equation of neutral type

open access: yesJournal of Mathematical Analysis and Applications, 1971
In recent years much work has been done on functional-differential equations. The excellent texts of Bellman & Cooke [l] and Halanay [5], besides others, bear testimony to it. These equations were classified into three main categories (cf. Bellman & Cooke El]), th a is, equations with delay, of neutral t type and of advanced arguments. The last two are
Das, P.C, Parhi, N
openaire   +1 more source

Homoclinic snaking in a neutral delay model of a transmission line oscillator [PDF]

open access: yes, 2006
In a transmission line oscillator (TLO) a linear wave travels along a piece of cable, the transmission line, and interacts with terminating electrical components.
Wilson, RE, Barton, DAW, Krauskopf, B
core  

YIPFα1A expression is regulated by multilayered molecular mechanisms

open access: yesFEBS Open Bio, EarlyView.
YIPFα1A, a five‐pass Golgi protein, is regulated at multiple layers. (1) Rare‐codon enrichment drives translation‐coupled mRNA decay. (2) A proximal 3′‐UTR element stabilizes mRNA. (3) A distal 3′‐UTR element included by alternate poly(A) site usage represses translation, which can be overridden by the proximal 3′‐UTR element.
Tokio Takaji   +2 more
wiley   +1 more source

Bogdanov-Takens bifurcation for neutral functional differential equations

open access: yesElectronic Journal of Differential Equations, 2013
In this article, we consider a class of neutral functional differential equations (NFDEs). First, some feasible assumptions and algorithms are given for the determination of Bogdanov-Takens (B-T) singularity.
Jianzhi Cao, Rong Yuan
doaj  

Unique solvability
 of second order functional differential equations with non-local
 boundary conditions

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2012
Some general conditions sufficient for unique solvability of the
 boundary-value problem for a system of linear functional
 differential equations of the second order are established.
Natalia Dilna
doaj   +1 more source

Equivalence Transformation for Neutral Differential Equations: Oscillation of Solutions [PDF]

open access: yes
We introduce an equivalence transformation to study the oscillation behavior of solutions for linear neutral differential equations of canonical and noncanonical types. The new approach leads to several novel oscillation criteria.
Zeynep Nilhan Gürkan   +2 more
core   +1 more source

An Oscillation Test for Solutions of Second-Order Neutral Differential Equations of Mixed Type [PDF]

open access: yes, 2021
It is easy to notice the great recent development in the oscillation theory of neutral differential equations. The primary aim of this work is to extend this development to neutral differential equations of mixed type (including both delay and advanced ...
Ali Muhib, Shyam S. Santra, Osama Moaaz
core   +1 more source

Molecular dynamics simulations of positively selected codons in FcγRI reveal novel biochemical binding properties

open access: yesFEBS Open Bio, EarlyView.
Evolutionary analysis across 32 placental mammals identified positive selection at residues H148 and W149 in the immune receptor FcγR1. Ancestral reconstruction combined with molecular dynamics simulations reveals how these mutations may influence receptor structure and dynamics, providing insight into the evolution of antibody recognition and immune ...
David A. Young   +7 more
wiley   +1 more source

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