1. Precious Cornerstone University,Deparmentt of Physical Sciences Mathematics Programme Unit,Ibadan,Nigeria
2. Augustine University,Department of Mathematics,Ilara Epe,Nigeria
3. Osun State University,Department of Mathematical Sciences,Osogbo,Nigeria
4. Landmark University,Department of Physical Sciences, Mathematics Programme,Omu-Aran,Nigeria
5. King Faisal University,Department of Physics,Saudi Arabia