The mathematical theories of diffusion: nonlinear and fractional diffusion

JA Carrillo, M del Pino, A Figalli, G Mingione… - Nonlocal and Nonlinear …, 2017 - Springer
We describe the mathematical theory of diffusion and heat transport with a view to including
some of the main directions of recent research. The linear heat equation is the basic …

Sharp uniform-in-time mean-field convergence for singular periodic Riesz flows

AC de Courcel, M Rosenzweig, S Serfaty - … de l'Institut Henri Poincaré C, 2023 - ems.press
We consider conservative and gradient flows for N-particle Riesz energies with meanfield
scaling on the torus Td, for d 1, and with thermal noise of McKean–Vlasov type. We prove …

[HTML][HTML] The Dirichlet problem for the fractional p-Laplacian evolution equation

JL Vázquez - Journal of Differential Equations, 2016 - Elsevier
We consider a model of fractional diffusion involving a natural nonlocal version of the p-
Laplacian operator. We study the Dirichlet problem posed in a bounded domain Ω of RN …

Asymptotic behaviour for the fractional heat equation in the Euclidean space

JL Vázquez - Complex Variables and Elliptic Equations, 2018 - Taylor & Francis
We consider weak solutions of the fractional heat equation posed in the whole n-
dimensional space, and establish their asymptotic convergence to the fundamental solution …

On the pressureless damped Euler–Poisson equations with quadratic confinement: critical thresholds and large-time behavior

JA Carrillo, YP Choi, E Zatorska - Mathematical Models and …, 2016 - World Scientific
We analyze the one-dimensional pressureless Euler–Poisson equations with linear
dam** and nonlocal interaction forces. These equations are relevant for modeling …

Asymptotic behaviour methods for the Heat Equation. Convergence to the Gaussian

JL Vázquez - arxiv preprint arxiv:1706.10034, 2017 - arxiv.org
In this expository work we discuss the asymptotic behaviour of the solutions of the classical
heat equation posed in the whole Euclidean space. After an introductory review of the main …

Analysis and mean-field derivation of a porous-medium equation with fractional diffusion

L Chen, A Holzinger, A Jüngel… - … in Partial Differential …, 2022 - Taylor & Francis
A mean-field-type limit from stochastic moderately interacting many-particle systems with
singular Riesz potential is performed, leading to nonlocal porous-medium equations in the …

Existence of weak solutions for a general porous medium equation with nonlocal pressure

D Stan, F Del Teso, JL Vázquez - Archive for Rational Mechanics and …, 2019 - Springer
We study the general nonlinear diffusion equation u_t= ∇ ⋅ (u^ m-1 ∇ (-Δ)^-su) ut=∇·(um-
1∇(-Δ)-su) that describes a flow through a porous medium which is driven by a nonlocal …

[HTML][HTML] Finite and infinite speed of propagation for porous medium equations with nonlocal pressure

D Stan, F del Teso, JL Vázquez - Journal of Differential Equations, 2016 - Elsevier
We study a porous medium equation with fractional potential pressure:∂ tu=∇⋅(um− 1∇
p), p=(− Δ)− su, for m> 1, 0< s< 1 and u (x, t)≥ 0. The problem is posed for x∈ RN, N≥ 1 …

A gradient flow approach to the porous medium equation with fractional pressure

S Lisini, E Mainini, A Segatti - Archive for Rational Mechanics and …, 2018 - Springer
We consider a family of porous media equations with fractional pressure, recently studied by
Caffarelli and Vázquez. We show the construction of a weak solution as the Wasserstein …