Comparison of different approaches to conservation laws for some partial differential equations in fluid mechanics

R Naz, FM Mahomed, DP Mason - Applied Mathematics and Computation, 2008 - Elsevier
The conservation laws for second order scalar partial differential equations and systems of
partial differential equations which occur in fluid mechanics are constructed using different …

Lie symmetries of differential equations: classical results and recent contributions

F Oliveri - Symmetry, 2010 - mdpi.com
Lie symmetry analysis of differential equations provides a powerful and fundamental
framework to the exploitation of systematic procedures leading to the integration by …

[HTML][HTML] Double reductions and traveling wave structures of the generalized Pochhammer–Chree equation

A Hussain, M Usman, FD Zaman, SM Eldin - Partial Differential Equations …, 2023 - Elsevier
Symmetry methods are always very useful for discussing the classes of differential equation
solutions. This article focuses on traveling wave structures of the generalized Pochhammer …

Generalization of Noether's theorem in modern form to non-variational partial differential equations

SC Anco - Recent progress and modern challenges in applied …, 2017 - Springer
A general method using multipliers for finding the conserved integrals admitted by any given
partial differential equation (PDE) or system of partial differential equations is reviewed and …

Noether-type symmetries and conservation laws via partial Lagrangians

AH Kara, FM Mahomed - Nonlinear Dynamics, 2006 - Springer
We show how one can construct conservation laws of Euler-Lagrange-type equations via
Noether-type symmetry operators associated with what we term partial Lagrangians. This is …

GeM software package for computation of symmetries and conservation laws of differential equations

AF Cheviakov - Computer physics communications, 2007 - Elsevier
We present a recently developed Maple-based “GeM” software package for automated
symmetry and conservation law analysis of systems of partial and ordinary differential …

Localized hexagon patterns of the planar Swift–Hohenberg equation

DJB Lloyd, B Sandstede, D Avitabile… - SIAM Journal on Applied …, 2008 - SIAM
We investigate stationary spatially localized hexagon patterns of the two-dimensional (2D)
Swift–Hohenberg equation in the parameter region where the trivial state and regular …

Solitary waves solutions and local conserved vectors for extended quantum Zakharov–Kuznetsov equation

I Humbu, B Muatjetjeja, TG Motsumi… - The European Physical …, 2023 - Springer
Abstract This paper studies a (3+ 1)-dimensions extended quantum Zakharov–Kuznetsov
(qZK) equation. The quantum Zakharov–Kuznetsov (qZK) equation models several physical …

Integrability properties of the Slepyan–Palmov model arising in the Slepyan–Palmov medium

M Usman, A Hussain, FD Zaman, A Ibeas, Y Almalki - Mathematics, 2023 - mdpi.com
This study investigates the Slepyan–Palmov (SP) model, which describes plane longitudinal
waves propagating within a medium comprising a carrier medium and nonlinear oscillators …

[HTML][HTML] New exact solitary wave solutions, bifurcation analysis and first order conserved quantities of resonance nonlinear Schrödinger's equation with Kerr law …

A Jhangeer, HM Baskonus, G Yel, W Gao - Journal of King Saud University …, 2021 - Elsevier
This paper anatomizes the exact solutions of the resonant non-linear Schrödinger's equation
(R-NLSE) with the Kerr law non-linearity with the assistance of the new extended direct …