Ebrahimnejad, A.; Nasseri, S.H.; Lotfi, F. Hosseinzadeh; … - In: European Journal of Industrial Engineering 4 (2010) 2, pp. 189-209
Linear programming problems with fuzzy variables have been investigated by many researchers in the recent literature. Some methods to solve these problems, such as the primal simplex method and the dual simplex method, are based on the concept of comparison of fuzzy numbers by using ranking...