3 papers
nlin.SI2025
General Classification, Invariance and Conservation Laws Analyses of Nonlinear Fourth Order Wave and Nerve Membrane Equations with Dissipation
Ali Raza, F M Mahomed, F D Zaman +1
We study the nonlinear wave equation for arbitrary function with fourth order dissipation. A special case that is analysed exclusively is the model of nerve membranes; we consider…
math.DG2023
Singular Miminal Ruled Surfaces
Muhittin Evren Aydin, Ayla Erdur Kara
In this paper we study surfaces with minimal potential energy under gravitational forces, called singular minimal surfaces. We prove that a singular minimal ruled surface in a Eucl…
math.AP2023
Optimal System and Conservation Laws for the Generalized Fisher Equation in Cylindrical Coordinates
Ali Reza, Sonia Naseer, F D Zaman +1
The reaction diffusion equation arises in physical situations in problems from population growth, genetics and physical sciences. We consider the generalised Fisher equation in cyl…