Iranian Mathematical Society (IMS) Bulletin of the Iranian Mathematical Society 1017-060X 37 No. 2 2011 07 15 PROJECTED DYNAMICAL SYSTEMS AND OPTIMIZATION PROBLEMS85 100 en A. MALEK S. EZAZIPOUR N. HOSSEINIPOUR-MAHANI 2008 08 26 Dynamical systems optimization problems neural networks variational inequalities globally convergence