Results 71 to 80 of about 15,100 (198)

Integrative chromosome‐scale genome analysis of cupuassu provides insights into witches' broom disease resistance and expands genomic resources for Theobroma

open access: yesThe Plant Genome, Volume 19, Issue 1, March 2026.
Abstract Cupuassu (Theobroma grandiflorum) is a fruit tree native to the Brazilian Amazon and increasingly relevant to regional bioeconomies. Its cultivation is severely affected by witches’ broom disease (WBD), caused by Moniliophthora perniciosa. While a chromosome‐scale genome of the susceptible genotype C1074 is available, the lack of a resistant ...
Vinicius A. C. de Abreu   +8 more
wiley   +1 more source

On Points Focusing Entropy

open access: yesEntropy, 2018
In the paper, we consider local aspects of the entropy of nonautonomous dynamical systems. For this purpose, we introduce the notion of a (asymptotical) focal entropy point.
Ewa Korczak-Kubiak   +2 more
doaj   +1 more source

The Ellis semigroup of a nonautonomous discrete dynamical system

open access: yes, 2016
We introduce the {\it Ellis semigroup} of a nonautonomous discrete dynamical system $(X,f_{1,\infty})$ when $X$ is a metric compact space. The underlying set of this semigroup is the pointwise closure of $\{f\sp{n}_1 \, |\, n\in \mathbb{N}\}$ in the ...
García-Ferreira, S., Sanchis, M.
core  

Continuous data assimilation for the Richards equation of unsaturated flow: A computational study

open access: yesVadose Zone Journal, Volume 25, Issue 2, March/April 2026.
Abstract Azouani–Olson–Titi data assimilation (often referred to as AOT, after its authors) is a computationally‐efficient algorithm that has been shown analytically and computationally to recover the true solution for a wide variety of regimes exponentially fast in time, in addition to being robust with respect to noisy data, stochastic forcing, and ...
Amanda Rowley   +2 more
wiley   +1 more source

Attractors for Nonautonomous Multivalued Evolution Systems Generated by Time-Dependent Subdifferentials

open access: yesAbstract and Applied Analysis, 2002
In a real separable Hilbert space, we consider nonautonomous evolution equations including time-dependent subdifferentials and their nonmonotone multivalued perturbations.
Noriaki Yamazaki
doaj   +1 more source

Seeing Others as Objects: Perceptual Objectification & Affordances

open access: yesEuropean Journal of Philosophy, Volume 34, Issue 1, Page 297-312, March 2026.
Abstract In discussions of objectification, the use of visual language is ubiquitous. It is striking that the literature often talks about treating and seeing someone as an object in the same breath. Yet accounts of objectification focus on objectifying treatment and leave the notion of objectifying perception unexplained.
Paulina Sliwa, Tom McClelland
wiley   +1 more source

The Permanence in a Single Species Nonautonomous System with Delays and Feedback Control

open access: yesDiscrete Dynamics in Nature and Society, 2010
We consider a single species nonautonomous system with delays and feedback control. A general criterion on the permanence for all positive solutions is established. The results show that the feedback control does not influence the permanence of species.
Xiaomei Feng, Fengqin Zhang
doaj   +1 more source

Systems of equations in differentials with generalised derivatives of continuous functions

open access: yesЖурнал Белорусского государственного университета: Математика, информатика
Herein, we investigate systems of nonautonomous differential equations with generalised coefficients using the algebra of new generalised functions. We consider a system of nonautonomous differential equations with generalized coefficients as a system of
Анастасия Игоревна Жук   +1 more
doaj  

Existence of Positive Ground State Solution for the Nonlinear Schrödinger-Poisson System with Potentials

open access: yesAdvances in Mathematical Physics, 2018
In the present paper we study the existence of positive ground state solutions for the nonautonomous Schrödinger-Poisson system with competing potentials. Under some assumptions for the potentials we prove the existence of positive ground state solution.
Lu Xiao   +3 more
doaj   +1 more source

Monotone Nonautonomous Dynamical Systems

open access: yes
The monograph present ideas and methods, developed by the author, to solve the problem of existence of Bohr/Levitan almost periodic respectively, almost recurrent in the sense of Bebutov, almost authomorphic, Poisson stable solutions and global attractors of monotone nonautonomous differential/difference equations.
Ceban, D.N., Cheban, D.N.
openaire   +3 more sources

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