Journal of Industrial and Systems Engineering Vol. 1, No. 1, pp 70-80 Spring 2007 A Project Scheduling Method Based on Fuzzy Theory Ahmad Soltani1,* , Rasoul Haji2 1 Sharif University of Technology and Engineering Research Institute, Ministry of Agricultural Jahad, P. O. Box: 13445-754, Tehran, Iran (Asoltani@Eri.ac.ir) 2Department of Industrial Engineering, Sharif University of Technology, P. O Box: 11365-9414, Tehran, Iran (haji@sharif.edu) ABSTRACT In this paper a new method based on fuzzy theory is developed to solve the project scheduling problem under fuzzy environment. Assuming that the duration of activities are t...