4.0 2.3 Optimizing Portfolio in the Evolutional Portfolio Optimization System (EPOS) Nikolaos Loukeris, Yiannis Boutalis, Iordanis Eleftheriadis and Gregorios Gikas Special Issue New Advance of Mathematical Economics Edited by Prof. Dr. Miltiadis Chalikias and Prof. Dr. Dimitrios Kallivokas Article https://doi.org/10.3390/math12172729