English
Related papers

Related papers: Nonlocal Operators, Parabolic-type Equations, and …

200 papers

We study nonlocal operators acting on functions in the Euclidean space. The operators under consideration generate anisotropic jump processes, e.g., a jump process that behaves like a stable process in each direction but with a different…

Analysis of PDEs · Mathematics 2018-03-06 Jamil Chaker , Moritz Kassmann

In this paper we investigate a class of elliptic problems involving a nonlocal Kirchhoff type operator with variable coefficients and data changing its sign. Under appropriated conditions on the coefficients, we have shown existence and…

Analysis of PDEs · Mathematics 2017-12-06 Camil S. Z. Redwan , João R. Santos Júnior , Antonio Suárez

We consider the Cauchy problem in the Euclidean space for a doubly degenerate parabolic equation with a space-dependent exponential weight, where the exponent satisfies the doubling condition. In particular, both the so called logconvex and…

Analysis of PDEs · Mathematics 2025-12-24 Daniele Andreucci , Anatoli F. Tedeev

In this paper, we study two local--nonlocal settings for parabolic--elliptic evolution systems. In our problems we have a disjoint partition of the spacial domain $\Omega$ as $\Omega=A\cup B$ and we first consider a local parabolic equation…

Analysis of PDEs · Mathematics 2026-04-14 Luiza Camile Rosa da Silva , Julio Daniel Rossi

By using Fourier's transform and Fefferman-Stein's theorem, we investigate the $L^p$-maximal regularity of nonlocal parabolic and elliptic equations with singular and non-symmetric L\'evy operators, and obtain the unique strong solvability…

Analysis of PDEs · Mathematics 2012-01-04 Xicheng Zhang

We study the inverse problem of determining the coefficients of the fractional power of a general second order elliptic operator given in the exterior of an open subset of the Euclidean space. We show the problem can be reduced into…

Analysis of PDEs · Mathematics 2021-10-19 Tuhin Ghosh , Gunther Uhlmann

We investigate degenerate cross-diffusion equations with a rank-deficient diffusion matrix that are considered to model populations which move as to avoid spatial crowding and have recently been found to arise in a mean-field limit of…

Analysis of PDEs · Mathematics 2023-06-28 Pierre-Étienne Druet , Katharina Hopf , Ansgar Jüngel

We define, in a consistent way, non-local pseudo-differential operators acting on a space of analytic functionals. These operators include the fractional derivative case. In this context we show how to solve homogeneous and inhomogeneous…

High Energy Physics - Theory · Physics 2007-05-23 D. G. Barci , C. G. Bollini , L. E. Oxman , M. C. Rocca

We consider the Cauchy problem in the Euclidean space for a doubly degenerate parabolic equation with a space-dependent exponential weight, roughly speaking of the type of the exponential of a power of the distance from the origin. We…

Analysis of PDEs · Mathematics 2024-10-31 Daniele Andreucci , Anatoli F. Tedeev

In this paper, we present an overview of different types of random walk strategies with local and non-local transitions on undirected connected networks. We present a general approach to analyzing these strategies by defining the dynamics…

Statistical Mechanics · Physics 2020-07-08 A. P. Riascos , José L. Mateos

Parabolic integro-differential model Cauchy problem is considered in the scale of Lp -spaces of functions whose regularity is defined by a scalable Levy measure. Existence and uniqueness of a solution is proved by deriving apriori…

Probability · Mathematics 2017-05-26 R. Mikulevicius , C. Phonsom

We present a general method of solving the Cauchy problem for multidimensional parabolic (diffusion type) equation with variable coefficients which depend on spatial variable but do not change over time. We assume the existence of the…

Analysis of PDEs · Mathematics 2019-05-17 Ivan D. Remizov

Parabolic integro-differential nondegenerate Cauchy problem is considered in the scale of L_{p} spaces of functions whose regularity is defined by a Levy measure with O-regulary varying radial profile. Existence and uniqueness of a solution…

Probability · Mathematics 2019-10-15 R. Mikulevicius , C. Phonsom

For an operator-differential equation of the form $y^{(m)}(z) = Ay(z)$, where $A$ is a closed linear operator on a Banach space over the the field of $p$-adic numbers, the necessary and sufficient conditions on initial data for the Cauchy…

Number Theory · Mathematics 2007-05-23 Myroslav L. Gorbachuk , Valentyna I. Gorbachuk

We study linear stochastic partial differential equations of parabolic type. We consider a new boundary value problem where a Cauchy condition is replaced by a prescribed average of the solution either over time and probabilistic space for…

Probability · Mathematics 2017-06-22 Nikolai Dokuchaev

In this paper hyperbolic partial differential equations with random coefficients are discussed. Such random partial differential equations appear for instance in traffic flow problems as well as in many physical processes in random media.…

Analysis of PDEs · Mathematics 2017-06-19 Andrea Barth , Franz G. Fuchs

We prove the existence of unique solutions to the Dirichlet boundary value problems for linear second-order uniformly parabolic operators in either divergence or non-divergence form with boundary blowup low-order coefficients. The domain is…

Analysis of PDEs · Mathematics 2013-12-10 Sungwon Cho , Hongjie Dong , Doyoon Kim

Problem for the first order differential equation with an unbounded operator coefficient in Banach space and integral nonlocal condition is considered. An exponentially convergent algorithm is proposed and justified for the numerical…

Numerical Analysis · Mathematics 2013-04-11 V. B. Vasylyk

In this paper, we consider the Cauchy problem for the Hardy parabolic equation with general nonlinearity and establish the local existence and nonexistence results. Our results provide the optimal integrability conditions on initial…

Analysis of PDEs · Mathematics 2026-02-02 Yo Tsusaka

We define a class of pseudo-differential operators in a completely new way, which is called the abstract operators and expounded systematically the theory of abstract operators. By combining abstract operators with the Laplace transform, we…

Analysis of PDEs · Mathematics 2018-06-14 Guang-Qing Bi