List of Articles Power law nonlinearity Open Access Article Abstract Page Full-Text 1 - Ranking efficient units by regular polygon area (RPA) in DEA محمد هادی یاقری Open Access Article Abstract Page Full-Text 2 - On convergence of homotopy analysis method to solve the Schrodinger equation with a power law nonlinearity M. A. Fariborzi Araghi S. Naghshband