The smallest enclosing ball problem and the smallest intersecting ball problem: existence and uniqueness of solutions Boris MordukhovichNguyen Mau NamCristina Villalobos Original Paper 20 April 2012 Pages: 839 - 853
Multiobjective programming with new invexities Maria Viorica StefanescuMassimiliano FerraraAnton Stefanescu Original Paper 22 March 2012 Pages: 855 - 870
Approximation and optimization of Darboux type differential inclusions with set-valued boundary conditions Elimhan N. Mahmudov Original Paper 08 March 2012 Pages: 871 - 891
Generalized vector mixed general quasi-variational-like inequalities in Hausdorff topological vector spaces Xie Ping DingSalahuddin Original Paper 17 March 2012 Pages: 893 - 902
Necessary and sufficient condition on global optimality without convexity and second order differentiability Pál Burai Original Paper 17 March 2012 Pages: 903 - 911
Best proximity points for proximal generalized contractions in metric spaces A. Amini-Harandi Original Paper 27 March 2012 Pages: 913 - 921
On swarm-level resource allocation in BitTorrent communities Tamás VinkóFlávio SantosMihai Capotă Original Paper Open access 10 April 2012 Pages: 923 - 932
Mixed equilibrium problems with Z*-bifunctions and least element problems in Banach lattices Rong HuYa Ping Fang Original Paper 17 April 2012 Pages: 933 - 947
On necessary and sufficient conditions for near-optimal singular stochastic controls Mokhtar HafayedSyed AbbasPetr Veverka Original Paper 26 April 2012 Pages: 949 - 966
A Python/C library for bound-constrained global optimization with continuous GRASP R. M. A. SilvaM. G. C. ResendeM. J. Hirsch Original Paper 13 June 2012 Pages: 967 - 984
A note on lower Studniarski derivative of the perturbation map in parameterized vector optimization Q. L. Wang Original Paper 08 April 2012 Pages: 985 - 990
Variational iteration technique for solving a system of nonlinear equations Muhammad Aslam NoorMuhammad WaseemEisa Al-Said Original Paper 22 April 2012 Pages: 991 - 1007
An exact penalty approach to constrained minimization problems on metric spaces Alexander J. Zaslavski Original Paper 27 May 2012 Pages: 1009 - 1016
Tower-of-sets analysis for the Kise–Ibaraki–Mine algorithm Maoqin LiShanlin LiHong Yan Short Communication 29 April 2012 Pages: 1017 - 1026
Local minimizers versus X-local minimizers Akhtar A. KhanDumitru Motreanu Short Communication 07 April 2012 Pages: 1027 - 1033
Best proximity point theorems on partially ordered sets S. Sadiq Basha Short Communication 17 May 2012 Pages: 1035 - 1043
Letter to the Editor Adam JaniakMikhail Y. Kovalyov Letter to the Editor Open access 07 June 2012 Pages: 1045 - 1045