Ph. D. In Mathematics () , Faculty of science Assiut University , 1989
M. Sc. In Mathematics () , Faculty of science Assiut University , 1986
B. Sc. In Mathematics () , Faculty of science Assiut University , 1981
Professor Faculty of Science, Assiut University , 2001
Associate Professor Faculty of Science, Assiut University , 1995
Lecturer Faculty of Science, Assiut University , 1990
Assistant Lecturer Faculty of Science, Assiut University , 1986
Demonstrator Faculty of Science, Assiut University , 1981
Head Faculty of Science, Assiut University ,since 2017-08-16
1- Osama Rashed Sayed Ahmed , On Fuzzing Toplogical Spaces ,2002-09-22
supervisor: Takashi Noiri, Nassar Hassen Abd El-All, Fatahey Hashem Khader, Khalaf Mohamoud Abdel-Hakem
2- O.R.Sayed , On fuzzifying topological spaces ,2002-09-29
supervisor: T.Noiri, N.H. Abd El-Allj F.H.Khedr and K.M. Abd El-Hakeem