Baleanu, Dumitru; Jajarmi, Amin; Defterli, Özlem; Wannan, Rania; Sajjadi, Samaneh S; Asad, Jihad H.
(2023)
In this paper, we aim to study the dynamical behaviour of the motion for a simple pendulum with a mass decreasing exponentially in time. To examine this interesting system, we firstly obtain the classical Lagrangian and ...