English
Related papers

Related papers: On weak solutions for fourth-order problems involv…

200 papers

We improve and extend some known regularity criterion of weak solution for the 3D viscous Magneto-hydrodynamics equations by means of the Fourier localization technique and Bony's para-product decomposition.

Analysis of PDEs · Mathematics 2008-11-11 Qionglei Chen , Changxing Miao , Zhifei Zhang

We study mixed weighted weak-type inequalities for families of functions, which can be applied to study classical operators in harmonic analysis. Our main theorem extends the key result from D. Cruz-Uribe, J.M. Martell and C. Perez,…

Classical Analysis and ODEs · Mathematics 2016-07-21 Carlos Perez , Sheldy Ombrosi

We study some critical elliptic problems involving the difference of two nonlocal operators, or the difference of a local operator and a nonlocal operator. The main result is the existence of two nontrivial weak solutions, one with negative…

Analysis of PDEs · Mathematics 2026-03-12 Kanishka Perera , Caterina Sportelli

We prove a weak maximum principle for subsolutions of a degenerate, linear, second order elliptic operator with lower order terms, building on the existence results recently proved by the authors and \c{C}etin, Dal and Zeren.

Analysis of PDEs · Mathematics 2025-12-02 David Cruz-Uribe , Scott Rodney

The paper is devoted to the existence of weak Pareto solutions and the weak sharp minima at infinity property for a general class of constrained nonconvex vector optimization problems with unbounded constraint set via asymptotic cones and…

Optimization and Control · Mathematics 2025-10-14 Tran Van Nghi , Le Ngoc Kien , Nguyen Van Tuyen

In this paper we study the existence of weak solutions to an unsteady system describing the motion of micro-polar electrorheological fluids. The constitutive relations for the stress tensors belong to the class of generalized Newtonian…

Analysis of PDEs · Mathematics 2015-10-02 E. Baeumle , M. Ruzicka

In the presented article we consider exclusive weak decays of doubly heavy baryons with spin $J=1/2$ with production of leptonic pair or a set of light mesons. Using QCD factorization theorem and spectral functions approach we obtain…

High Energy Physics - Phenomenology · Physics 2019-11-06 A. S. Gerasimov , A. V. Luchinsky

The concept of weak Lie motion (weak Lie symmetry) is introduced through ${\cal{L}}_{\xi}{\cal{L}}_{\xi}g_{ab}=0,$ (${\cal{L}}_{\xi}{\cal{L}}_{\xi}f=0$). Applications are given which exhibit a reduction of the usual symmetry, e.g., in the…

Mathematical Physics · Physics 2015-06-12 Hubert F. M. Goenner

We prove L2 x L2 to weak L1 estimates for some novel bilinear maximal operators of Kakeya and lacunary type thus extending to this setting, the works of Cordoba and of Nagel, Stein and Wainger.

Classical Analysis and ODEs · Mathematics 2016-02-12 Jose A. Barrionuevo , Jarod Hart , Lucas Oliveira

We use a variational approach to study existence and regularity of solutions for a Neumann $p$-Laplacian problem with a reaction term on metric spaces equipped with a doubling measure and supporting a Poincar\'e inequality. Trace theorems…

Analysis of PDEs · Mathematics 2023-09-25 Antonella Nastasi

A recent experimental proposal by Ahnert and Payne [S.E. Ahnert and M.C. Payne, Phys. Rev. A 70, 042102 (2004)] outlines a method to measure the weak value predictions of Aharonov in Hardy's paradox. This proposal contains flaws such as the…

Quantum Physics · Physics 2009-11-11 J. S. Lundeen , K. J. Resch , A. M. Steinberg

We study a colourful generalization of the linear programming feasibility problem, comparing the algorithms introduced by Barany and Onn with new methods. We perform benchmarking on generic and ill-conditioned problems, as well as as…

Combinatorics · Mathematics 2007-05-23 Antoine Deza , Sui Huang , Tamon Stephen , Tamás Terlaky

We study some semi-linear equations for the $(m,p)$-Laplacian operator on locally finite weighted graphs. We prove existence of weak solutions for all $m\in\mathbb{N}$ and $p\in(1,+\infty)$ via a variational method already known in the…

Analysis of PDEs · Mathematics 2023-09-07 Andrea Pinamonti , Giorgio Stefani

In this paper, we study a mixed wave-plate equation with rotational inertia, fractional damping and memory non-linearity. This research is a non-existence counterpart to a paper by D'Abbicco and Longen, in search of the critical exponent…

Analysis of PDEs · Mathematics 2025-09-09 Luis Gustavo Longen

The theory of matrix splitting is a useful tool for finding solution of rectangular linear system of equations, iteratively. The purpose of this paper is two-fold. Firstly, we revisit theory of weak regular splittings for rectangular…

Numerical Analysis · Mathematics 2016-08-23 Debasisha Mishra

In this work we study nonlocal operators and corresponding spaces of order strictly below one and investigate interior regularity properties of weak solutions to the associated Poisson problem depending on the regularity of the right-hand…

Analysis of PDEs · Mathematics 2023-05-11 Pierre Aime Feulefack , Sven Jarohs

We discuss the divergence problems recently identified in some extrapolation operators for weakly-relational numeric domains. We identify the cause of the divergences and point out that resorting to more concrete, syntactic domains can be…

Programming Languages · Computer Science 2007-05-23 Roberto Bagnara , Patricia M. Hill , Elena Mazzi , Enea Zaffanella

This paper addresses a class of elliptic problems involving the superposition of nonlinear fractional operators with the critical Sobolev exponent in the sublinear regimes. We establish the existence of infinitely many nontrivial weak…

Analysis of PDEs · Mathematics 2026-02-17 Souvik Bhowmick , Sekhar Ghosh , Vishvesh Kumar

The authors present a new simple algorithm to approximate weakly stochastic differential equations in the spirit of [1] and [2]. They apply it to the problem of pricing Asian options under the Heston stochastic volatility model, and compare…

Probability · Mathematics 2025-04-28 Syoiti Ninomiya , Nicolas Victoir

In this article we consider a large family of nonlinear nonlocal equations involving gradient nonlinearity and provide a unified approach, based on the Ishii-Lions type technique, to establish Liouville properties of the solutions. We also…

Analysis of PDEs · Mathematics 2025-02-21 Anup Biswas , Alexander Quaas , Erwin Topp