Login New user?   Sohag Journal of Mathematics An International Journal   SJM Home   Aim and Scope   For Reviewers   For Authors   Editorial Board   Publication Ethics   Open Access   Processing Charges   Indexing   Submit an Article   Content   Forthcoming Papers   Subscription Author     Name : Maged G. Bin-Saad Address : Department of Mathematics, College of Education, Aden University, Aden, Yemen Email : mgbinsaad@yahoo.com Telephone :   Home   About us   News   Journals   Conferences Contact us Copyright naturalspublishing.com. All Rights Reserved