1. The smallest enclosing ball problem and the smallest intersecting ball problem: existence and uniqueness of solutions

   • Boris Mordukhovich
   • Nguyen Mau Nam
   • Cristina Villalobos

   Original Paper 20 April 2012 Pages: 839 - 853

2. Multiobjective programming with new invexities

   • Maria Viorica Stefanescu
   • Massimiliano Ferrara
   • Anton Stefanescu

   Original Paper 22 March 2012 Pages: 855 - 870

3. Approximation and optimization of Darboux type differential inclusions with set-valued boundary conditions

   • Elimhan N. Mahmudov

   Original Paper 08 March 2012 Pages: 871 - 891

4. Generalized vector mixed general quasi-variational-like inequalities in Hausdorff topological vector spaces

   • Xie Ping Ding
   • Salahuddin

   Original Paper 17 March 2012 Pages: 893 - 902

5. Necessary and sufficient condition on global optimality without convexity and second order differentiability

   • Pál Burai

   Original Paper 17 March 2012 Pages: 903 - 911

6. Best proximity points for proximal generalized contractions in metric spaces

   • A. Amini-Harandi

   Original Paper 27 March 2012 Pages: 913 - 921

7. On swarm-level resource allocation in BitTorrent communities

   • Tamás Vinkó
   • Flávio Santos
   • Mihai Capotă

   Original Paper Open access 10 April 2012 Pages: 923 - 932

8. Mixed equilibrium problems with Z*-bifunctions and least element problems in Banach lattices

   • Rong Hu
   • Ya Ping Fang

   Original Paper 17 April 2012 Pages: 933 - 947

9. On necessary and sufficient conditions for near-optimal singular stochastic controls

   • Mokhtar Hafayed
   • Syed Abbas
   • Petr Veverka

   Original Paper 26 April 2012 Pages: 949 - 966

10. A Python/C library for bound-constrained global optimization with continuous GRASP

    • R. M. A. Silva
    • M. G. C. Resende
    • M. J. Hirsch

    Original Paper 13 June 2012 Pages: 967 - 984

11. 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

12. Variational iteration technique for solving a system of nonlinear equations

    • Muhammad Aslam Noor
    • Muhammad Waseem
    • Eisa Al-Said

    Original Paper 22 April 2012 Pages: 991 - 1007

13. An exact penalty approach to constrained minimization problems on metric spaces

    • Alexander J. Zaslavski

    Original Paper 27 May 2012 Pages: 1009 - 1016

14. Tower-of-sets analysis for the Kise–Ibaraki–Mine algorithm

    • Maoqin Li
    • Shanlin Li
    • Hong Yan

    Short Communication 29 April 2012 Pages: 1017 - 1026

15. Local minimizers versus X-local minimizers

    • Akhtar A. Khan
    • Dumitru Motreanu

    Short Communication 07 April 2012 Pages: 1027 - 1033

16. Best proximity point theorems on partially ordered sets

    • S. Sadiq Basha

    Short Communication 17 May 2012 Pages: 1035 - 1043

17. Letter to the Editor

    • Adam Janiak
    • Mikhail Y. Kovalyov

    Letter to the Editor Open access 07 June 2012 Pages: 1045 - 1045