TY - BOOK AU - Soha Mohamed Mohamed Abdallah AU - Hegazy Mohamed Zaher , AU - Mohamed Bayoumi Ali , AU - Naglaa Ragaa Saied , TI - A comparison between fuzzy approaches for solving the critical path problem / PY - 2011/// CY - Cairo : PB - Soha Mohamed Mohamed Abdallah , KW - Critical path method KW - Fuzzy sets KW - Project management N1 - Thesis (M.Sc.) - Cairo University - Institute of Statistical Studies and Research - Department of Operation Research; Issued also as CD N2 - Three approaches are introduced, the first is a previous study (Chen's approach) and the other two are suggeated (the first proposed approavh and the second proposed approach), to solve the problem of critical path in a projrct network with fuzzy activity times using fuzzy numbers. The three approaches are applied to a real case: Makro Mall in Alsalam City for wholesales using the MATLAB software ER -