2 papers
math-ph2022
Noether symmetries and first integrals of damped harmonic oscillator
M. Umar Farooq, M. Safdar
Noether theorem establishes an interesting connection between symmetries of the action integral and conservation laws of a dynamical system. The aim of the present work is to class…
math.CA2011
Linearizability of Systems of Ordinary Differential Equations Obtained by Complex Symmetry Analysis
Muhammad Safdar, Asghar Qadir, Sajid Ali
Five equivalence classes had been found for systems of two second-order ordinary differential equations, transformable to linear equations (linearizable systems) by a change of var…