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This paper deals with the derivation of entropy solutions to Cauchy problems for a class of scalar conservation laws with space-density depending fluxes from systems of deterministic particles of follow-the-leader type. We consider fluxes…

Analysis of PDEs · Mathematics 2019-05-24 Marco Di Francesco , Graziano Stivaletta

We consider the initial value problem for a scalar conservation law in one space dimension with a single spatial flux discontinuity, the so-called two-flux problem. We prove that a well-known front tracking algorithm has a convergence rate…

Analysis of PDEs · Mathematics 2025-09-30 Shyam Sundar Ghoshal , John D Towers

We prove that adapted entropy solutions of scalar conservation laws with discontinuous flux are stable with respect to changes in the flux under the assumption that the flux is strictly monotone in u and the spatial dependency is piecewise…

Numerical Analysis · Mathematics 2020-08-20 Adrian Montgomery Ruf

We study a class of nonlinear nonlocal conservation laws with discontinuous flux, modeling crowd dynamics and traffic flow, without any additional conditions on finiteness/discreteness of the set of discontinuities or on the monotonicity of…

Numerical Analysis · Mathematics 2023-07-31 Aekta Aggarwal , Ganesh Vaidya

We establish a general nonlocal approximation principle for the entropy solutions of scalar conservation laws on $\mathbb{R}$. More precisely, we show that the entropy solution to a nonnegative initial datum can be obtained as a weak-star…

Analysis of PDEs · Mathematics 2026-05-04 Alexander Keimer , Lukas Pflug

The notion of Kruzhkov entropy solution was extended by the first author in 2007 to conservation laws with a fractional laplacian diffusion term; this notion led to well-posedness for the Cauchy problem in the $L^\infty$-framework. In the…

Analysis of PDEs · Mathematics 2010-04-27 Nathael Alibaud , Boris Andreïanov

In this article, we propose a second-order central scheme of the Nessyahu-Tadmor-type for a class of scalar conservation laws with discontinuous flux and present its convergence analysis. Since solutions to problems with discontinuous flux…

Numerical Analysis · Mathematics 2025-03-25 Nikhil Manoj , Sudarshan Kumar K

We investigate the regularity of bounded weak solutions of scalar conservation laws with uniformly convex flux in space dimension one, satisfying an entropy condition with entropy production term that is a signed Radon measure. The proof is…

Analysis of PDEs · Mathematics 2014-10-28 François Golse , Benoît Perthame

We prove that the entropy solution to a scalar conservation law posed on the real line with a flux that is discontinuous at one point (in the space variable) coincides with the derivative of the solution to a Hamilton-Jacobi (HJ) equation…

Analysis of PDEs · Mathematics 2024-07-08 Nicolas Forcadel , Cyril Imbert , Regis Monneau

We propose a new sufficient non-degeneracy condition for the strong precompactness of bounded sequences satisfying the nonlinear first-order differential constraints. This result is applied to establish the decay property for periodic…

Analysis of PDEs · Mathematics 2015-04-06 Evgeny Yu. Panov

In this paper we prove that the unique entropy solution to a scalar nonlinear conservation law with strictly monotone velocity and nonnegative initial condition can be rigorously obtained as the large particle limit of a microscopic…

Analysis of PDEs · Mathematics 2016-05-20 Marco Di Francesco , Simone Fagioli , Massimiliano D. Rosini

We prove the stability of entropy weak solutions of a class of scalar conservation laws with non-local flux arising in traffic modelling. We obtain an estimate of the dependence of the solution with respect to the kernel function, the speed…

Analysis of PDEs · Mathematics 2018-01-18 Felisia Angela Chiarello , Paola Goatin , Elena Rossi

We consider nonlinear scalar conservation laws posed on a network. We establish $L^1$ stability, and thus uniqueness, for weak solutions satisfying the entropy condition. We apply standard finite volume methods and show stability and…

Numerical Analysis · Mathematics 2021-02-15 Ulrik Skre Fjordholm , Markus Musch , Nils Henrik Risebro

We develop a theory based on relative entropy to show the uniqueness and L^2 stability (up to a translation) of extremal entropic Rankine-Hugoniot discontinuities for systems of conservation laws (typically 1-shocks, n-shocks, 1-contact…

Analysis of PDEs · Mathematics 2015-05-19 Nicholas Leger , Alexis Vasseur

In this article we consider the initial value problem for a scalar conservation law in one space dimension with a spatially discontinuous flux. There may be infinitely many flux discontinuities, and the set of discontinuities may have…

Analysis of PDEs · Mathematics 2020-03-24 Shyam Sundar Ghoshal , Animesh Jana , John D Towers

It is known that Flux Corrected Transport algorithms can produce entropy-violating solutions of hyperbolic conservation laws. Our purpose is to design flux correction with maximal antidiffusive fluxes to obtain entropy solutions of scalar…

Numerical Analysis · Mathematics 2022-04-12 Sergii Kivva

We prove that the family of solutions to vanishing viscosity approximation for multidimensional scalar conservation laws with discontinuous non-aligned flux and zero initial data in the limit generates a singular measure supported along the…

Analysis of PDEs · Mathematics 2025-11-07 Ajlan Zajmović

We prove convergence of a class of space-time discontinuous Galerkin schemes for scalar hyperbolic conservation laws. Convergence to the unique entropy solution is shown for all orders of polynomial approximation, provided strictly monotone…

Numerical Analysis · Mathematics 2016-05-24 Georg May , Mohammad Zakerzadeh

This article deals with the regularity of the entropy solutions of scalar conservation laws with discontinuous flux. It is well-known [Adimurthi et al., Comm. Pure Appl. Math. 2011] that the entropy solution for such equation does not admit…

Analysis of PDEs · Mathematics 2022-05-23 Shyam Sundar Ghoshal , Stephane Junca , Akash Parmar

We consider the Cauchy problem for the isentropic compressible Euler equations in a three-dimensional periodic domain under general pressure laws. For any smooth initial density away from the vacuum, we construct infinitely many entropy…

Analysis of PDEs · Mathematics 2022-07-13 Vikram Giri , Hyunju Kwon