About the Authors

U.A. Ali

Department of Mathematics, Usmanu Danfodio University, Sokoto, Nigeria

Saminu I. Bala

Department of Mathematical Sciences, Bayero University, Kano, Nigeria
Department of Mathematics, Federal University, Dutse, Nigeria

Ibrahim Yusuf

Department of Mathematical Sciences, Bayero University, Kano, Nigeria

Corresponding Author

Email: Ibrahimyusuffagge@gmail.com