A priori convergence of the Greedy algorithm for the parametrized reduced basis method Annalisa Buffa, Yvon Maday, Anthony T. Patera, Christophe Prud’homme and Gabriel Turinici ESAIM: M2AN, 46 3 (2012) 595-603 Published online: 11 January 2012 DOI: 10.1051/m2an/2011056