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Conservation Laws, Hodograph Transformation and Boundary Value Problems of Plane Plasticity [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2012
For the hyperbolic system of quasilinear first-order partial differential equations, linearizable by hodograph transformation, the conservation laws are used to solve the Cauchy problem.
Sergey I. Senashov, Alexander Yakhno
doaj   +3 more sources

A Fourth Order Entropy Stable Scheme for Hyperbolic Conservation Laws [PDF]

open access: yesEntropy, 2019
This paper develops a fourth order entropy stable scheme to approximate the entropy solution of one-dimensional hyperbolic conservation laws. The scheme is constructed by employing a high order entropy conservative flux of order four in conjunction with ...
Xiaohan Cheng
doaj   +2 more sources

Statistical solutions of hyperbolic conservation laws I: Foundations [PDF]

open access: yesArchive for Rational Mechanics and Analysis, 2016
We seek to define statistical solutions of hyperbolic systems of conservation laws as time-parametrized probability measures on $p$-integrable functions.
Fjordholm, Ulrik Skre   +2 more
core   +4 more sources

A proof of Kirchhoff's first law for hyperbolic conservation laws on networks

open access: yesNetworks and Heterogeneous Media, 2023
In dynamical systems on networks, Kirchhoff's first law describes the local conservation of a quantity across edges. Predominantly, Kirchhoff's first law has been conceived as a phenomenological law of continuum physics.
Alexandre M. Bayen   +2 more
doaj   +1 more source

Alternating Polynomial Reconstruction Method for Hyperbolic Conservation Laws

open access: yesMathematics, 2021
We propose a new multi-moment numerical solver for hyperbolic conservation laws by using the alternating polynomial reconstruction approach. Unlike existing multi-moment schemes, our approach updates model variables by implementing two polynomial ...
Shijian Lin   +3 more
doaj   +1 more source

Improvement of the WENO-NIP Scheme for Hyperbolic Conservation Laws

open access: yesAxioms, 2022
The WENO-NIP scheme was obtained by developing a class of L1-norm smoothness indicators based on Newton interpolation polynomial. It recovers the optimal convergence order in smooth regions regardless of critical points and achieves better resolution ...
Ruo Li, Wei Zhong
doaj   +1 more source

Four-Quadrant Riemann Problem for a 2×2 System II

open access: yesMathematics, 2021
In previous work, we considered a four-quadrant Riemann problem for a 2×2 hyperbolic system in which delta shock appears at the initial discontinuity without assuming that each jump of the initial data projects exactly one plane elementary wave.
Jinah Hwang   +3 more
doaj   +1 more source

Fully discrete WENO with double entropy condition for hyperbolic conservation laws

open access: yesEngineering Applications of Computational Fluid Mechanics, 2023
This paper put forward a new fully discrete scheme construction method – double entropy condition solution formula method. With that, we turn the state-of-the-art semi-discrete WENO + RK scheme into a fully discrete scheme, which is named as Full-WENO. A
Haitao Dong, Tong Zhou, Fujun Liu
doaj   +1 more source

Convergence of fully discrete schemes for diffusive dispersive conservation laws with discontinuous coefficient [PDF]

open access: yes, 2015
We are concerned with fully-discrete schemes for the numerical approximation of diffusive-dispersive hyperbolic conservation laws with a discontinuous flux function in one-space dimension. More precisely, we show the convergence of approximate solutions,
Dutta, Rajib, Koley, Ujjwal, Ray, Deep
core   +2 more sources

Lagrangian-Eulerian approximation methods for balance laws and hyperbolic conservation laws

open access: yesRevista UIS Ingenierías, 2018
A new finite control volume in a Lagrangian-Eulerian framework is presented (see papers [1, 28]), in which a local space-time domain is studied, in order to design a locally conservative scheme.
Eduardo Abreu, Jhon Perez, Arthur Santo
doaj   +1 more source

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