• A Mathematical Model Of The Dynamics Of Schistosomiasis 

      Badran, Yehia [يحيى بدران]; Sherief, Hany ( Qatar University , 1996 , Article)
      In this work the authors develop a mathematical model for the dynamics of a major helminth parasite of man, schistosomiasis. The model is a system of coupled non-linear equations. Numerical experimentations with the model ...
    • Overhead Allocation: a Goal Programming Approach 

      Badran, Yehia [يحيى بدران] ( Qatar University , 1981 , Article)
      Overhead is an incurred cost which is matched against cost objects via an intervening base of allocation. The problem of overhead allocation is to come up with a cost allocation procedure which is objective, applies, ...