Volume 4, Issue 2

Special Issue on Variational Analysis and Optimization Theory Dedicated to Juan Enrique Martínez-Legaz on the occasion of his 70th birthday

Editorial: A special issue dedicated to Juan Enrique Martínez-Legaz on the occasion of his 70th birthday

Stephen Simons, A stand-alone analysis of quasidensity

Miguel A. Goberna, Margarita M.L. Rodríguez, José Vicente-Pérez, Evenly convex sets, and evenly quasiconvex functions, revisited

Abraham B. Barragán, Lidia A. Hernández, Alfredo N. Iusem, Maxim I. Todorov, Primal-dual partitions in linear semi-infinite programming with bounded coefficients

Cornel Pintea, Adrian Tofan, Convex decompositions and the valence of some functions

Mohamed Ait Mansour, Ennouri Tazi, An extremal vector problem under inclusion constraints via radial epi-derivatives

Alfredo N. Iusem, Wilfredo Sosa, On diametrically maximal sets, maximal premonotone operators and premonotone bifunctions

Chien-Hao Huang, Yu-Lin Chang, Jein-Shan Chen, The P-class and Q-class functions on symmetric cones

Antoine Soubeyran, João Carlos de O. Souza, General descent method using w-distance. Application to emergence of habits following worthwhile moves

O. Babaniyi, B. Jadamba, A. A. Khan, M. Richards, M. Sama, C. Tammer, Three optimization formulations for an inverse problem in saddle point problems with applications to elasticity imaging of locating tumor in incompressible medium