Iranian Mathematical Society (IMS) Bulletin of the Iranian Mathematical Society 1017-060X 38 2 2012 07 15 An iterative method for amenable semigroup and infinite family of non expansive mappings in Hilbert spaces369 389 en Husain Piri Department of Mathematics, Bonab Higher Education Complex Hamid Vaezi Faculty of Mathematical Sciences University of Tabriz, Tabriz, Iran 2011 02 25 Common fixed point strong convergence Amenable semigroup