List of Articles قیمت سکه طلا Open Access Article Abstract Page Full-Text 1 - Anticipation of Iran Mercantile Exchange (IME) gold coin price using Artificial Neural Network Approach with GMDH Algorithm عباس معمار نژاد وحید فرمان آرا Open Access Article Abstract Page Full-Text 2 - Application of Geometric Brownian motion in prediction of gold price and currency rate Hojjatollah Sadeqi Mohammadesmaeil Fadaeinejad Alireza Varzideh