1 citations · 2 across the 8 of their papers we have counts for
8 papers
Group Analysis of Born-Infeld Equation
Mehdi Nadjafikhah, Seyed Reza Hejazi
Lie symmetry group method is applied to study the Born-Infeld equation. The symmetry group and its optimal system are given, and group invariant solutions associated to the symmetr…
Classification of th order linear ODEs up to projective transformations
Mehdi Nadjafikhah, Seyed Reza Hejazi
Classification of th order linear ODEs is considered. The equation reduced to \textit{Laguerre-Forsyth} form by a point transformation then, the other calculations w…
Symmetry Analysis of Telegraph Equation
Mehdi Nadjafikhah, Seyed Reza Hejazi
Lie symmetry group method is applied to study the Telegraph equation. The symmetry group and its optimal system are given, and group invariant solutions associated to the symmetrie…
Group classification of steady two-dimensional boundary-layer stagnation-point flow equations
Mehdi Nadjafikhah, Seyed Reza Hejazi
Lie symmetry group method is applied to study the boundary-layer equations for two-dimensional steady flow of an incompressible, viscous fluid near a stagnation point at a heated s…
Symmetry classification of Newtonian incompressible fluid's equations flow in turbulent boundary layers
Mehdi Nadjafikhah, Seyed Reza Hejazi
Lie symmetry group method is applied to study Newtonian incompressible fluid's equations flow in turbulent boundary layers. The symmetry group and its optimal system are given, and…
Symmetries of 2nd order ODE: y'' + G(x)y' + H(x)y = 0
Mehdi Nadjafikhah, Seyed-Reza Hejazi
This paper is devoted to study the Lie algebra of linear symmetries of a homogenous 2nd order ODE, by the method of Kushner, Lychagin and Robstov.
Lie Symmetries and Solutions of KdV Equation
Mehdi Nadjafikhah, Seyed-Reza Hejazi
Symmetries of a differential equations is one of the most important concepts in theory of differential equations and physics. One of the most prominent equations is KdV (Kortwege-d…
Differential Invariants of SL(2) and SL(3)-ACTIONS on R^2
Mehdi Nadjafikhah, Seyed-Reza Hejazi
The main purpose of this paper is calculation of differential invariants which arise from prolonged actions of two Lie groups SL(2) and SL(3) on the th jet space of . It is…