Results 51 to 60 of about 11,498 (178)

Well-posedness of KdV type equations

open access: yesElectronic Journal of Differential Equations, 2012
In this work, we study the initial value problems associated to some linear perturbations of KdV equations. Our focus is in the well-posedness issues for initial data given in the L^2-based Sobolev spaces.
Xavier Carvajal, Mahendra Panthee
doaj  

Sensitivity analysis with a 3D mixed‐dimensional code for direct current geoelectrical investigations of landfills: synthetic tests

open access: yesGeophysical Prospecting, Volume 73, Issue 4, Page 1212-1227, May 2025.
Abstract Electrical resistivity tomography is a suitable technique for non‐invasive monitoring of municipal solid waste landfills, but accurate sensitivity analysis is necessary to evaluate the effectiveness and reliability of geoelectrical investigations and to properly design data acquisition.
Lorenzo Panzeri   +4 more
wiley   +1 more source

Well-Posedness of MultiCriteria Network Equilibrium Problem

open access: yesAbstract and Applied Analysis, 2014
New notions of ϵ-equilibrium flow and ξk0-ϵ-equilibrium flow of multicriteria network equilibrium problem are introduced; an equivalent relation between vector ϵ-equilibrium pattern flow and ξk0-ϵ-equilibrium flow is established. Then, the well-posedness
W. Y. Zhang
doaj   +1 more source

A Deep Learning‐Based Surrogate Model for Seismic Data Assimilation in Fault Activation Modeling

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 126, Issue 8, 30 April 2025.
ABSTRACT Assessing the safety and environmental impacts of subsurface resource exploitation and management is critical and requires robust geomechanical modeling. However, uncertainties stemming from model assumptions, intrinsic variability of governing parameters, and data errors challenge the reliability of predictions.
Caterina Millevoi   +2 more
wiley   +1 more source

Generalized Well-Posedness for Symmetric Vector Quasi-Equilibrium Problems

open access: yesJournal of Applied Mathematics, 2015
We introduce and study well-posedness in connection with the symmetric vector quasi-equilibrium problem, which unifies its Hadamard and Levitin-Polyak well-posedness.
Wei-bing Zhang   +2 more
doaj   +1 more source

Constitutive Models for Active Skeletal Muscle: Review, Comparison, and Application in a Novel Continuum Shoulder Model

open access: yesInternational Journal for Numerical Methods in Biomedical Engineering, Volume 41, Issue 4, April 2025.
We propose a constitutive model for active skeletal muscle designed for complex musculoskeletal systems based on a thorough review and comparison of existing approaches. We demonstrate its applicability in various numerical examples, including a large‐scale simulation of a novel continuum shoulder model.
Laura Engelhardt   +3 more
wiley   +1 more source

Mean‐field limit of non‐exchangeable systems

open access: yesCommunications on Pure and Applied Mathematics, Volume 78, Issue 4, Page 651-741, April 2025.
Abstract This paper deals with the derivation of the mean‐field limit for multi‐agent systems on a large class of sparse graphs. More specifically, the case of non‐exchangeable multi‐agent systems consisting of non‐identical agents is addressed. The analysis does not only involve PDEs and stochastic analysis but also graph theory through a new concept ...
Pierre‐Emmanuel Jabin   +2 more
wiley   +1 more source

Well-Posedness by Perturbations of Generalized Mixed Variational Inequalities in Banach Spaces

open access: yesJournal of Applied Mathematics, 2012
We consider an extension of the notion of well-posedness by perturbations, introduced by Zolezzi (1995, 1996) for a minimization problem, to a class of generalized mixed variational inequalities in Banach spaces, which includes as a special case the ...
Lu-Chuan Ceng, Ching-Feng Wen
doaj   +1 more source

On the well-posedness of differential quasi-variational-hemivariational inequalities

open access: yesOpen Mathematics, 2020
The goal of this paper is to discuss the well-posedness and the generalized well-posedness of a new kind of differential quasi-variational-hemivariational inequality (DQHVI) in Hilbert spaces.
Cen Jinxia   +3 more
doaj   +1 more source

Monolithic Newton‐Multigrid Finite Element Methods for the Simulation of Thixoviscoplastic Flows

open access: yesInternational Journal for Numerical Methods in Fluids, Volume 97, Issue 4, Page 565-604, April 2025.
ABSTRACT In this paper, we shall be concerned with the development, application, and numerical analysis of the monolithic Newton‐Multigrid finite element method (FEM) to simulate thixoviscoplastic (TVP) flows. We demonstrate the importance of robustness and efficiency of Newton‐Multigrid FEM solver for obtaining accurate solutions.
Naheed Begum   +2 more
wiley   +1 more source

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