1. Department of Studies and Research in Mathematics Tumkur University Tumakuru Karnataka State India
2. Department of Studies and Research in Mathematics Davangere University Davanagere Karnataka State India
3. Department of Physics, College of Science King Faisal University Al‐Ahsa Saudi Arabia
4. Laboratory of Fluid Mechanics, Physics Department, Faculty of Sciences of Tunis University of Tunis El Manar Tunis Tunisia