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We consider a mixed dimensional elliptic partial differential equation posed in a bulk domain with a large number of embedded interfaces. In particular, we study well-posedness of the problem and regularity of the solution. We also propose…

数值分析 · 数学 2023-01-02 Fredrik Hellman , Axel Målqvist , Malin Mosquera

The study of the normalized sum of random variables and its asymptotic behaviour has been and continues to be a central chapter in probability and statistical mechanics. When those variables are independent the central limit theorem ensures…

数学物理 · 物理学 2012-12-18 M. Fedele

This paper is concerned with quasilinear parabolic reaction-diffusion-advection systems on extended domains. Frameworks for well-posedness in Hilbert spaces and spaces of continuous functions are presented, based on known results using…

动力系统 · 数学 2013-05-17 Martin Meyries , Jens D. M. Rademacher , Eric Siero

A general model of opinion dynamics is introduced in which each individual's opinion is measured on a bounded continuous spectrum. Each opinion is influenced heterogeneously by every other opinion in the population. It is demonstrated that…

物理与社会 · 物理学 2021-10-22 Joseph William Baron

A Collision-Avoiding flocking particle system proposed in [8] is studied in this paper. The global wellposedness of its corresponding Vlasov-type kinetic equation is proved. As a corollary of the global stability result, the mean field…

数学物理 · 物理学 2013-11-15 Rong Yang , Li Chen

In recent years, Teichm\"uller theory, which is the study of moduli spaces of marked Riemann surfaces, has come to be considered more and more from the point of view of actions of surface groups inside certain semi-simple Lie groups. In…

微分几何 · 数学 2016-05-17 François Fillastre , Graham Smith

The aim of this work is to put forward a statistical mechanics theory of social interaction, generalizing econometric discrete choice models. After showing the formal equivalence linking econometric multinomial logit models to equilibrium…

物理与社会 · 物理学 2009-07-16 Ignacio Gallo

The objective of the present work is to provide a well-posedness result for a capillary driven thin film equation with insoluble surfactant. The resulting parabolic system of evolution equations is not only strongly coupled and degenerated,…

偏微分方程分析 · 数学 2019-08-28 Gabriele Bruell

We address here the issue of congestion in the modeling of crowd motion, in the non-smooth framework: contacts between people are not anticipated and avoided, they actually occur, and they are explicitly taken into account in the model. We…

数值分析 · 数学 2015-03-17 B. Maury , A. Roudneff-Chupin , F. Santambrogio , J. Venel

In this paper, we reconsider the spin model suggested recently to understand some features of collective decision making among higher organisms [A.T. Hartnett et al., Phys. Rev. Lett. 116 (2016) 038701]. Within the model, the state of an…

An important input into reaction theory is the density of states or the level density. Spectral distribution theory (also known as nuclear statistical spectroscopy) characterizes the secular behavior of the density of states through moments…

核理论 · 物理学 2015-06-26 Edgar Teran , Calvin W. Johnson

Swarming or collective motion of living entities is one of the most common and spectacular manifestations of living systems having been extensively studied in recent years. A number of general principles have been established. The…

细胞行为 · 定量生物学 2014-06-06 Elod Mehes , Tamas Vicsek

We establish well-posedness for a class of systems of SDEs with non-Lipschitz coefficients in the diffusion and jump terms and with two sources of interdependence: a monotone function of all the components in the drift of each SDE and the…

概率论 · 数学 2026-03-24 Ying Jiao , Nikolaos Kolliopoulos

In this paper we consider a physiologically structured population model with distributed states at birth, formulated on the space of non-negative Radon measures. Using a characterisation of the pre-dual space of bounded Lipschitz functions,…

偏微分方程分析 · 数学 2022-05-17 József Z. Farkas , Piotr Gwiazda , Anna Marciniak-Czochra

We consider aggregation-diffusion equations with merely bounded nonlocal interaction potential $K$. We are interested in establishing their well-posedness theory when the nonlocal interaction potential $K$ is neither differentiable nor…

偏微分方程分析 · 数学 2025-10-14 José A. Carrillo , Yurij Salmaniw , Jakub Skrzeczkowski

In this work, singular interactions supported by embedded curves on Riemannian manifolds are discussed from a more direct and physical perspective, via the heat kernel approach. We show that the renormalized problem is well defined, the…

数学物理 · 物理学 2012-06-12 Burak Tevfik Kaynak , O. Teoman Turgut

We investigate the asymptotic behavior, in the long time limit, of the random homology associated to realizations of stochastic diffusion processes on a compact Riemannian manifold. In particular a rigidity result is established: if the…

概率论 · 数学 2024-06-26 Artem Galkin , Mauro Mariani

We have developed a simulation model to describe particle adsorption to and desorption from liquid interfaces. Using this model we formulate a closed interfacial equation of state for repulsive elastic spheres. The effect of a long-range…

软凝聚态物质 · 物理学 2011-02-24 Robert D. Groot , Simeon D. Stoyanov

We consider a class of elliptic variational-hemivaria\-tional inequalities in a abstract Banach space for which we introduce the concept of well-posedness in the sense of Tykhonov. We characterize the well-posedness in terms of metric…

偏微分方程分析 · 数学 2019-12-25 Mircea Sofonea , Yi-bin Xiao

Many day-to-day activities involve people working collaboratively toward reaching a desired outcome. Previous research in motor control and neuroscience have proposed inter-personal motor synergy (IPMS) as a mechanism of collaboration…

系统与控制 · 电气工程与系统科学 2021-10-22 Sara Honarvar , Jin-OH Hahn , Tim Kiemel , Jae Kun Shim , Yancy Diaz-Mercado