1. Department of Mathematics, Lahijan Branch, Islamic Azad University, Lahijan 1477893855, Iran
2. Department of Applied Mathematics, University of Mazandaran, Babolsar 4741613534, Iran
3. Department of Mechanical and Mechatronics, Southern Illinois University, Edwardsville, IL 62026, USA
4. Faculdade de Ciências Naturais, Engenharias e Tecnologias, Universidade Lusófona do Porto, Rua Augusto Rosa 24, 4000-098 Porto, Portugal