Hai, L. P.; Huerga, L.; Khanh, P. Q.; Novo, V. Variants of the Ekeland variational principle for approximate proper solutions of vector equilibrium problems. (English) Zbl 1440.90081 J. Glob. Optim. 74, No. 2, 361-382 (2019). Reviewer: Samir Kumar Neogy (New Delhi) MSC: 90C33 90C26 90C29 49J52 49J53 PDFBibTeX XMLCite \textit{L. P. Hai} et al., J. Glob. Optim. 74, No. 2, 361--382 (2019; Zbl 1440.90081) Full Text: DOI
Phan Quoc Khanh; Le Minh Luu; Tran Trinh Minh Son On the stability and Levitin-Polyak well-posedness of parametric multiobjective generalized games. (English) Zbl 1357.49104 Vietnam J. Math. 44, No. 4, 857-871 (2016). MSC: 49K40 90C29 90C31 91A10 PDFBibTeX XMLCite \textit{Phan Quoc Khanh} et al., Vietnam J. Math. 44, No. 4, 857--871 (2016; Zbl 1357.49104) Full Text: DOI
Huynh Thi Hong Diem; Phan Quoc Khanh Approximations of optimization-related problems in terms of variational convergence. (English) Zbl 1338.90400 Vietnam J. Math. 44, No. 2, 399-417 (2016). MSC: 90C31 91A10 PDFBibTeX XMLCite \textit{Huynh Thi Hong Diem} and \textit{Phan Quoc Khanh}, Vietnam J. Math. 44, No. 2, 399--417 (2016; Zbl 1338.90400) Full Text: DOI
Khanh, Phan Quoc; Quy, Dinh Ngoc Versions of Ekeland’s variational principle involving set perturbations. (English) Zbl 1292.58012 J. Glob. Optim. 57, No. 3, 951-968 (2013). Reviewer: Liviu Popescu (Craiova) MSC: 58E30 49J53 90C48 65K10 58E17 PDFBibTeX XMLCite \textit{P. Q. Khanh} and \textit{D. N. Quy}, J. Glob. Optim. 57, No. 3, 951--968 (2013; Zbl 1292.58012) Full Text: DOI
Khanh, P. Q.; Quan, N. H. Generic stability and essential components of generalized KKM points and applications. (English) Zbl 1229.58016 J. Optim. Theory Appl. 148, No. 3, 488-504 (2011). Reviewer: Tran Nhu Pham (Hanoi) MSC: 58E17 90C48 91A06 91A10 PDFBibTeX XMLCite \textit{P. Q. Khanh} and \textit{N. H. Quan}, J. Optim. Theory Appl. 148, No. 3, 488--504 (2011; Zbl 1229.58016) Full Text: DOI
Khanh, P. Q.; Tuan, N. D. Optimality conditions for nonsmooth multiobjective optimization using Hadamard directional derivatives. (English) Zbl 1149.90134 J. Optim. Theory Appl. 133, No. 3, 341-357 (2007). Reviewer: Frank Werner (Magdeburg) MSC: 90C29 90C46 49J52 PDFBibTeX XMLCite \textit{P. Q. Khanh} and \textit{N. D. Tuan}, J. Optim. Theory Appl. 133, No. 3, 341--357 (2007; Zbl 1149.90134) Full Text: DOI
Khanh, Phan Quoc; Nuong, Tran Hue Several applications of functional analysis and convex analysis in optimization: Optimality conditions and duality. (English) Zbl 0852.49016 Nguyen Huu Anh (ed.) et al., Analysis and mechanics of continuous media. Proceedings of an international conference, HoChiMinh City, December 27-29, 1995 in honor of D. D. Ang. HoChiMinh City: Vietnamese Mathematical Society, Publ. HoChiMinh City Math. Soc. 3, 207-216 (1995). Reviewer: J.Appell (Würzburg) MSC: 49K27 90C29 91A23 PDFBibTeX XMLCite \textit{P. Q. Khanh} and \textit{T. H. Nuong}, Publ. HoChiMinh City Math. Soc. 3, 207--216 (1995; Zbl 0852.49016)
Khanh, P. Q.; Nuong, T. H. On necessary optimality conditions in vector optimization problems. (English) Zbl 0621.90084 J. Optimization Theory Appl. 58, No. 1, 63-81 (1988). MSC: 90C31 49K99 PDFBibTeX XMLCite \textit{P. Q. Khanh} and \textit{T. H. Nuong}, J. Optim. Theory Appl. 58, No. 1, 63--81 (1988; Zbl 0621.90084) Full Text: DOI