Affiliation: | 1. Dipartimento di Matematica, Università di Torino, Via Carlo Alberto 10, 10123 Torino, Italy;2. LMAM, School of Mathematical Sciences, Peking University, Beijing 100871, People''s Republic of China;1. Laboratory of Modelling and Simulation in Engineering, Biomimetics and Prototypes, Department of Physics, Faculty of Science, P. O. Box 812, Yaoundé, Cameroon;2. Indian Institute of Technology Delhi, Department of Mechanical Engineering, HauzKhas, New Delhi 110016, India |