M. LELLIS THIVAGAR1, ABDULSATTAR ABDULLAH HAMAD2 AND S. G. AHMED3
1,2School of Mathematics
Madurai Kamaraj University
Madurai, Tamil Nadu, India
3Department of Computational Mathematics and Numerical Analysis
Faculty of Engineering
Zagazig University, Zagazig, Egypt
E-mails: mlthivagar@yahoo.co.in1; satar198700@gmail.com2;
al_kasrage@yahoo.com; sgahmed1331962@outlook.com3