Kassem, Mohamed Abd El-Hady; El-Hadidy, Mohamed Abd Allah On duality of fuzzy multiobjective optimisation problems: application to a multiplicative search technique. (English) Zbl 1452.90288 Int. J. Math. Oper. Res. 12, No. 3, 364-377 (2018). MSC: 90C29 90C46 90C70 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem} and \textit{M. A. A. El-Hadidy}, Int. J. Math. Oper. Res. 12, No. 3, 364--377 (2018; Zbl 1452.90288) Full Text: DOI
Kassem, Mohamed Abd El-Hady Stability of vector optimization problems with fuzzy weights in the objective functions and fuzzy matrix parameters in the constraints. (English) Zbl 1190.90190 Inf. Sci. 178, No. 6, 1663-1679 (2008). MSC: 90C29 90C31 90C70 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Inf. Sci. 178, No. 6, 1663--1679 (2008; Zbl 1190.90190) Full Text: DOI
Kassem, Mohamed Abd El-Hady Characterization of the stability set for non-differentiable fuzzy parametric optimization problems. (English) Zbl 1159.90490 Int. J. Math. Math. Sci. 2005, No. 12, 1995-2003 (2005). MSC: 90C31 90C70 90C29 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Int. J. Math. Math. Sci. 2005, No. 12, 1995--2003 (2005; Zbl 1159.90490) Full Text: DOI EuDML
Kassem, Mohamed Abd El-Hady Fuzzy approach for solving vector optimization problems. (English) Zbl 1140.90519 J. Fuzzy Math. 12, No. 1, 23-35 (2004). MSC: 90C70 90C29 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, J. Fuzzy Math. 12, No. 1, 23--35 (2004; Zbl 1140.90519)
Ammar, E. E.; Kassem, M. A. Parametric study of multi-objecitve nonlinear fractional programming problems without differentiability. (English) Zbl 1107.90437 J. Fuzzy Math. 11, No. 3, 521-535 (2003). MSC: 90C29 90C31 90C32 03E72 PDFBibTeX XMLCite \textit{E. E. Ammar} and \textit{M. A. Kassem}, J. Fuzzy Math. 11, No. 3, 521--535 (2003; Zbl 1107.90437)
Kassem, Mohamed Abd El-Hady Interactive stability of vector optimization problems. (English) Zbl 0984.90039 Eur. J. Oper. Res. 134, No. 3, 616-622 (2001). MSC: 90C29 90B50 90C31 90C30 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Eur. J. Oper. Res. 134, No. 3, 616--622 (2001; Zbl 0984.90039) Full Text: DOI
Kassem, Mohamed Abd El-Hady Stability fuzzy approach for solving multiple criteria and multiple constraint level nonlinear programming problem. (English) Zbl 0957.90133 J. Fuzzy Math. 8, No. 2, 451-459 (2000). MSC: 90C70 90C29 90C30 90C31 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, J. Fuzzy Math. 8, No. 2, 451--459 (2000; Zbl 0957.90133)
Kassem, Mohamed Abd El-Hady On stability fuzzy vector optimization problems. (English) Zbl 0962.90054 J. Fuzzy Math. 8, No. 2, 329-335 (2000). MSC: 90C70 90C29 90C31 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, J. Fuzzy Math. 8, No. 2, 329--335 (2000; Zbl 0962.90054)
Kassem, Mohamed Abd El-Hady Stability of multiobjective nonlinear programming problems with random variables in the objective functions. (English) Zbl 0946.90551 Fuzzy Sets Syst. 102, No. 2, 247-252 (1999). Reviewer: Stefan Nickel (Kaiserslautern) MSC: 90C70 90C29 90C31 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Fuzzy Sets Syst. 102, No. 2, 247--252 (1999; Zbl 0946.90551) Full Text: DOI
Kassem, Mohamed Abd El-Hady A study of fuzzy parametric on multiobjective nonlinear programming problems without differentiability. (English) Zbl 0932.90046 Fuzzy Sets Syst. 98, No. 1, 67-75 (1998). MSC: 90C70 90C29 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Fuzzy Sets Syst. 98, No. 1, 67--75 (1998; Zbl 0932.90046) Full Text: DOI
Kassem, Mohamed Abd El-Hady Stability of possibilistic multiobjective nonlinear programming problems without differentiability. (English) Zbl 0920.90128 Fuzzy Sets Syst. 94, No. 2, 239-246 (1998). MSC: 90C29 90C70 90C31 90C30 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Fuzzy Sets Syst. 94, No. 2, 239--246 (1998; Zbl 0920.90128) Full Text: DOI
Kassem, Mohamed Abd El-Hady Stability of general fuzzy parametric multiobjective nonlinear programming problems. (English) Zbl 0903.90159 J. Fuzzy Math. 6, No. 1, 111-118 (1998). MSC: 90C31 90C29 90C70 90C30 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, J. Fuzzy Math. 6, No. 1, 111--118 (1998; Zbl 0903.90159)
Kassem, Mohamed Abd El-Hady Decomposition of the fuzzy parametric space in multiobjective nonlinear programming problems. (English) Zbl 0916.90270 Eur. J. Oper. Res. 101, No. 1, 204-219 (1997). MSC: 90C70 90C29 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Eur. J. Oper. Res. 101, No. 1, 204--219 (1997; Zbl 0916.90270) Full Text: DOI
Kassem, Mohamed Abd El-Hady; Ammar, Elsaid Ebrahim A parametric study of multiobjective NLP problems with fuzzy parameters in the objective functions. (English) Zbl 0871.90105 Fuzzy Sets Syst. 80, No. 2, 187-196 (1996). MSC: 90C70 90C29 90C30 90C31 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem} and \textit{E. E. Ammar}, Fuzzy Sets Syst. 80, No. 2, 187--196 (1996; Zbl 0871.90105) Full Text: DOI
Kassem, Mohamed Abd El-Hady Stability of general fuzzy parametric multiobjective nonlinear programming problems without differentiability. (English) Zbl 0869.90080 J. Fuzzy Math. 4, No. 4, 879-887 (1996). MSC: 90C70 90C29 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, J. Fuzzy Math. 4, No. 4, 879--887 (1996; Zbl 0869.90080)
Kassem, Mohamed Abd El-Hady Interactive stability of multiobjective nonlinear programming problems with fuzzy parameters in the constraints. (English) Zbl 0855.90139 Fuzzy Sets Syst. 73, No. 2, 235-243 (1995). MSC: 90C70 90C29 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, Fuzzy Sets Syst. 73, No. 2, 235--243 (1995; Zbl 0855.90139) Full Text: DOI
Kassem, Mohamed Abd El-Hady A study on fuzzy parametric multiobjective nonlinear programming problems. (English) Zbl 0846.90123 J. Fuzzy Math. 3, No. 3, 493-505 (1995). MSC: 90C70 90C31 90C29 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, J. Fuzzy Math. 3, No. 3, 493--505 (1995; Zbl 0846.90123)
Kassem, Mohamed Abd El-Hady Stability of general fuzzy parametric multiobjective nonlinear programming problems without differentiability. (English) Zbl 0840.90130 J. Fuzzy Math. 3, No. 4, 871-878 (1995). MSC: 90C70 90C31 90C29 90C30 PDFBibTeX XMLCite \textit{M. A. E. H. Kassem}, J. Fuzzy Math. 3, No. 4, 871--878 (1995; Zbl 0840.90130)