Discussion on the Paper “Synchronization Via Fractal–Fractional Differential Operators on TwoMass Torsional Vibration System Consisting of Motor and Roller, Abro, K. A., and Atangana, A., 2021, ASME J. Comput. Nonlinear Dyn., 16(12), p. 121002”

Abstract

In the above paper many parameters are unknown.