Parvez, Mohammad Salek; Alam, Md Feruj; Alam, Md. Shamsul
(Daffodil International University, 2007-01-01)
Second order nonlinear differential systems modeling almost non-oscillatory processes have been considered. A new perturbation technique based on the work of Krylov-Bogoliubov-Mitropolskii method has been developed to find ...