Results 11 to 20 of about 589,406 (95)

Spin-polarized transport in ferromagnetic multilayers: An unconditionally convergent FEM integrator. [PDF]

open access: yesComput Math Appl, 2014
23 pages, 1 figureWe propose and analyze a decoupled time-marching scheme for the coupling of the Landau-Lifshitz-Gilbert equation with a quasilinear diffusion equation for the spin accumulation.
Abert C   +5 more
europepmc   +2 more sources

Constant sign and nodal solutions for parametric anisotropic (p,2)-equations [PDF]

open access: yes, 2021
We consider an anisotropic (Formula presented.) -equation, with a parametric and superlinear reaction term. We show that for all small values of the parameter the problem has at least five nontrivial smooth solutions, four with constant sign and the ...
Papageorgiou N. S.   +2 more
core   +1 more source

Composition Operators on Classes of Holomorphic Functions on Banach Spaces [PDF]

open access: yes, 2022
[ES] El objetivo principal de esta tesis es el estudio de diferentes propiedades (principalmente ergódicas) de operadores de composición y de composición ponderados actuando en espacios de funciones holomorfas definidas en un espacio de Banach de ...
Santacreu Ferra, Daniel
core   +1 more source

Overcomplete sets in non-separable Banach spaces [PDF]

open access: yes, 2020
We introduce and study the notion of overcomplete set in a Banach space, that subsumes and extends the classical concept of overcomplete sequence in a (separable) Banach space.
Russo, Tommaso, Somaglia, Jacopo
core   +2 more sources

On the existence of weak solutions in the context of multidimensional incompressible fluid dynamics [PDF]

open access: yes, 2021
We define the concept of energy-variational solutions for the Navier--Stokes and Euler equations. This concept is shown to be equivalent to weak solutions with energy conservation.
Lasarzik, Robert
core   +1 more source

A noncommutative Brooks–Jewett Theorem [PDF]

open access: yes, 2009
In classical measure theory the Brooks–Jewett Theorem provides a finitely-additive-analogue to the Vitali–Hahn–Saks Theorem. In this paper, it is studied whether the Brooks–Jewett Theorem allows for a noncommutative extension.
Chetcuti, E., Hamhalter, J.
core   +1 more source

Subspaces of Hilbert-generated Banach spaces and the quantification of super weak compactness [PDF]

open access: yes, 2023
© 2023 The Author(s). Published by Elsevier Inc. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).We introduce a measure of super weak noncompactness Γ defined for bounded subsets and ...
Grelier, Guillaume Guy Marcel   +1 more
core  

On nonlocal problems for semilinear second order differential inclusions without compactness [PDF]

open access: yes, 2021
Existence of mild solutions for a nonlocal abstract problem driven by a semilinear second order differential inclusion is studied in Banach spaces in the lack of compactness both on the fundamental system generated by the linear part and on the nonlinear
Cardinali Tiziana, Duricchi Giulia
core  

Positive solutions for (p,2)-equations with superlinear reaction and a concave boundary term [PDF]

open access: yes, 2020
We consider a nonlinear boundary value problem driven by the $(p,2)$-Laplacian, with a $(p-1)$-superlinear reaction and a parametric concave boundary term (a "concave-convex" problem).
Papageorgiou, Nikolaos   +1 more
core   +4 more sources

Further study on second order nonlocal problems monitored by an operator: an approach without compactness [PDF]

open access: yes, 2023
In this note we prove the existence of mild solutions for nonlocal problems governed by semilinear second order differential inclusions which involves a nonlinear term driven by an operator.
Cardinali Tiziana, Duricchi Giulia
core  

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