Analysis of the accuracy and convergence of equation-free projection to a slow manifold Antonios Zagaris, C. William Gear, Tasso J. Kaper and Yannis G. Kevrekidis ESAIM: M2AN, 43 4 (2009) 757-784 Published online: 08 July 2009 DOI: 10.1051/m2an/2009026