Salih Abdalla entered Assiut University, Egypt, graduated in 1998 with Bachelor in mathematics . He received a candidate of mathematical sciences Degree (MSc. in mathematics) from Nile Valley University, in 2011 for the thesis " Least Squares & its application in Linear Systems ". He received a candidate of mathematical sciences Degree (Ph.D. in mathematics) from University of Bakht Alruda, Sudan, in 2015 for the thesis " GEOMETRIC MODELING USING BEZIER SURFACES .