Khan, Meraj Ali; Ahmad, Izhar; Al-Solamy, Falleh R. Geodesic \(r\)-preinvex functions on Riemannian manifolds. (English) Zbl 1310.58010 J. Inequal. Appl. 2014, Paper No. 144, 11 p. (2014). MSC: 58E17 90C26 PDFBibTeX XMLCite \textit{M. A. Khan} et al., J. Inequal. Appl. 2014, Paper No. 144, 11 p. (2014; Zbl 1310.58010) Full Text: DOI
Jayswal, Anurag; Stancu-Minasian, Ioan; Ahmad, Izhar; Kummari, Krishna Generalized minimax fractional programming problems with generalized nonsmooth \((F,\alpha,\rho,d,\theta)\)-univex functions. (English) Zbl 1413.90278 J. Nonlinear Anal. Optim. 4, No. 2, 227-239 (2013). MSC: 90C32 90C26 90C29 90C46 PDFBibTeX XMLCite \textit{A. Jayswal} et al., J. Nonlinear Anal. Optim. 4, No. 2, 227--239 (2013; Zbl 1413.90278) Full Text: Link
Ahmad, I.; Iqbal, Akhlad; Ali, Shahid On properties of geodesic \(\eta \)-preinvex functions. (English) Zbl 1203.52008 Adv. Oper. Res. 2009, Article ID 381831, 10 p. (2009). MSC: 52A99 PDFBibTeX XMLCite \textit{I. Ahmad} et al., Adv. Oper. Res. 2009, Article ID 381831, 10 p. (2009; Zbl 1203.52008) Full Text: DOI EuDML
Ahmad, I.; Husain, Z. Optimality conditions and duality in nondifferentiable minimax fractional programming with generalized convexity. (English) Zbl 1149.90180 J. Optim. Theory Appl. 129, No. 2, 255-275 (2006). Reviewer: Zhang Xian (Xiamen) MSC: 90C47 90C46 90C32 PDFBibTeX XMLCite \textit{I. Ahmad} and \textit{Z. Husain}, J. Optim. Theory Appl. 129, No. 2, 255--275 (2006; Zbl 1149.90180) Full Text: DOI