List of Articles Open Access Article Abstract Page Full-Text 1 - A Note on Spectrum Preserving Additive Maps on C*-Algebras Ali Taghavi Open Access Article Abstract Page Full-Text 2 - A Characterization of Trees with Large Roman Domination Number حسین . Abdollahzadeh Ahangar مهلا . Khaibari N. Jafari Rad Open Access Article Abstract Page Full-Text 3 - Geometric Programming with Stochastic Parameter R. Khanjani Shiraz Open Access Article Abstract Page Full-Text 4 - Portfolio Optimization Based on Cross Efficiencies By Linear Model of Conditional Value at Risk Minimization K. Yakideh M.H . Gholizadeh M. Kazmi Open Access Article Abstract Page Full-Text 5 - اPerformance Assessment of South Fars Power Generation Management Company by using of Data Envelopment Analysis with Interval Data and Undesirable Outputs J. Gerami A. R. Ghanaatian Open Access Article Abstract Page Full-Text 6 - Comparing the Efficiency of Dmus with Normal and Skew-Normal Distribution using Data Envelopment Analysis A. Nazari M. H. Behzadi Open Access Article Abstract Page Full-Text 7 - A Compromise Decision-Making Model Based on TOPSIS and VIKOR for Multi-Objective Large- Scale Nonlinear Programming Problems with A Block Angular Structure under Fuzzy Environment B. Vahdani M. Salimi T. Allahviranloo Open Access Article Abstract Page Full-Text 8 - Inverse Maximum Dynamic Flow Problem under the Sum-Type Weighted Hamming Distance H. Banikhademi H. Salehi Fathabadi