Lafhim, L. New optimality conditions and a scalarization approach for a nonconvex semi-vectorial bilevel optimization problem. (English) Zbl 07193703 Positivity 24, No. 2, 395-413 (2020). MSC: 90C29 90C26 90C70 49K99 PDF BibTeX XML Cite \textit{L. Lafhim}, Positivity 24, No. 2, 395--413 (2020; Zbl 07193703) Full Text: DOI
Bazine, M.; Bennani, A.; Gadhi, N.; Lafhim, L. Optimality and duality for non-Lipschitz multiobjective optimization problems. (English) Zbl 1211.90203 Numer. Funct. Anal. Optim. 32, No. 2, 142-154 (2011). MSC: 90C29 49K30 PDF BibTeX XML Cite \textit{M. Bazine} et al., Numer. Funct. Anal. Optim. 32, No. 2, 142--154 (2011; Zbl 1211.90203) Full Text: DOI
Dempe, S.; Gadhi, N. A.; Lafhim, L. Fuzzy and exact optimality conditions for a bilevel set-valued problem via extremal principles. (English) Zbl 1251.90385 Numer. Funct. Anal. Optim. 31, No. 8, 907-920 (2010). Reviewer: Kathrin Klamroth (Wuppertal) MSC: 90C46 49K99 90C48 90C29 90C70 PDF BibTeX XML Cite \textit{S. Dempe} et al., Numer. Funct. Anal. Optim. 31, No. 8, 907--920 (2010; Zbl 1251.90385) Full Text: DOI
Gadhi, Nazih; Lafhim, Lahoussine Necessary optimality conditions for set-valued optimization problems via the extremal principle. (English) Zbl 1189.90194 Positivity 13, No. 4, 657-669 (2009). Reviewer: Vasile Postolică (Piatra Neamt) MSC: 90C48 90C29 49K27 PDF BibTeX XML Cite \textit{N. Gadhi} and \textit{L. Lafhim}, Positivity 13, No. 4, 657--669 (2009; Zbl 1189.90194) Full Text: DOI
Bourass, Abdelhamid; Lafhim, Lahoussine New concept of the ABB theorem. (Nouvelle approche du théorème de ABB.) (French) Zbl 1167.49020 C. R., Math., Acad. Sci. Paris 347, No. 15-16, 853-856 (2009). MSC: 49J99 46N10 90C48 PDF BibTeX XML Cite \textit{A. Bourass} and \textit{L. Lafhim}, C. R., Math., Acad. Sci. Paris 347, No. 15--16, 853--856 (2009; Zbl 1167.49020) Full Text: DOI
El Hilali Alaoui, A.; Lafhim, L.; Metrane, A. Vectorial D.C. functions. (Fonctions D.C. vectorielles.) (French. English summary) Zbl 1197.49010 Math-Rech. Appl. 6, 37-55 (2004). MSC: 49J52 49N15 PDF BibTeX XML Cite \textit{A. El Hilali Alaoui} et al., Math-Rech. Appl. 6, 37--55 (2004; Zbl 1197.49010)