Ahmed J. Sabali
(1),
Saad A. Manaa
(2),
Fadhil H. Easif
(3)
(1)
Dept. of Mathematic, Faculty of Science, University of Zakho, Zakho, Kurdistan Region, Iraq, Iraq,
(2)
Dept. of Mathematic, Faculty of Science, University of Zakho, Zakho, Kurdistan Region, Iraq, Iraq,
(3)
Dept. of Mathematic, Faculty of Science, University of Zakho, Zakho, Kurdistan Region, Iraq, Iraq
