A Semi-Analytical Approach to Nonlinear Mechanical Engineering Issues

Dr Bahram Jalili is an assistant professor in the Department of Mechanical Engineering of Islamic Azad University, North Tehran Branch, Iran. His research interests are fluid dynamics and heat transfer.Dr Payam Jalili is an assistant professor in the Department of Mechanical Engineering of Islamic Azad University, North Tehran Branch, Iran. He specializes in nonlinear dynamics and has published a number of scientific articles.Dr Elyas Rostami teaches in the Department of Aerospace Engineering at Khajeh Nasir Toosi University of Technology, Iran. He has published a number of journal articles and books.Professor Davood Domairry Ganji (MirGanj) works at the Department of Mechanical Engineering at Babol University of Technology, Iran. He is the author of over 20 books and 700 papers.