Results 91 to 100 of about 1,584 (227)

Existence of solutions in the alpha-norm for partial functional differential equations with infinite delay

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2012
In this work, we prove a result on the local existence of mild solution in the $\alpha$-norm for some partial functional differential equations with infinite delay. We suppose that the linear part generates a compact analytic semigroup.
Khalil Ezzinbi, Amor Rebey
doaj   +1 more source

Remarks on the Generation of Semigroups of Nonlinear Operators on p-Fréchet Spaces, 0 < p < 1

open access: yesCubo, 2011
In this paper we study the convergence properties of the Crandall-Liggett sequence , for A a nonlinear operator on some important non-locally convex F-spaces (called p-Fréchet spaces with 0 < p < 1) and the generation of the corresponding strongly ...
Sorin G Gal
doaj  

Semigroup associated with a quasi-linear system in which the coupling is linear

open access: yes, 1983
Until now, semigroup solution has been successful mainly for linear and mildly nonlinear initial value problems having but a single partial differential equation (PDE).
Pimbley, G. H.
core  

Single-crossover recombination and ancestral recombination trees

open access: yes, 2011
von Wangenheim U. Single-crossover recombination and ancestral recombination trees. Bielefeld: Universität Bielefeld; 2011.Modeling the process of recombination in the deterministic limit of an infinite population leads to a large coupled nonlinear ...
von Wangenheim, Ute
core  

The strong stability of the Perron–Frobenius semigroup and almost global attractivity

open access: yes
International audienceWe discuss some useful properties of the solution map (flow) of a nonlinear dynamical system with a finite-dimensional state space.
Lorenzetti, Pietro, Weiss, George
core   +1 more source

The heat equation with nonlinear generalized Robin boundary conditions

open access: yes, 2009
Let Ω⊂RN be a bounded domain and let μ be an admissible measure on ∂Ω. We show in the first part that if Ω has the H1-extension property, then a realization of the Laplace operator with generalized nonlinear Robin boundary conditions, formally given by ...
Markus Biegert   +3 more
core   +1 more source

Existence and uniqueness of solutions of nonlinear mixed integrodifferential equations with nonlocal condition in Banach Spaces

open access: yesElectronic Journal of Differential Equations, 2011
In this article, we study the existence and uniqueness of mild and strong solutions of a nonlinear mixed Volterra-Fredholm integrodifferential equation with nonlocal condition in Banach spaces.
Machindra B. Dhakne, Haribhau L. Tidke
doaj  

Dynamics of Stochastic Coral Reefs Model with Multiplicative Nonlinear Noise

open access: yesDiscrete Dynamics in Nature and Society, 2016
Little seems to be known about the ergodicity of random dynamical systems with multiplicative nonlinear noise. This paper is devoted to discern asymptotic behavior dynamics through the stochastic coral reefs model with multiplicative nonlinear noise.
Zaitang Huang
doaj   +1 more source

Markov selections and Feller properties of nonlinear diffusions

open access: yes, 2023
In this paper we study a family of nonlinear (conditional) expectations that can be understood as a diffusion with uncertain local characteristics. Here, the differential characteristics are prescribed by a set-valued function.
Criens, David, Niemann, Lars
core  

Orbital Lipschitzian mappings and semigroup actions on metric spaces

open access: yes
In this paper we study some results on common fixed points of families of mappings on metric spaces by imposing orbit Lipschitzian conditions on them.
Parasio Sobreira de Souza, Daniel   +2 more
core   +1 more source

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