Hi, I wish to informe all of you that on the CRAN is now available a short document concerning the main R functions for time series analysis. PDF format: http://cran.r-project.org/doc/contrib/Ricci-refcard-ts.pdf DOC format: http://cran.r-project.org/doc/contrib/Ricci-refcard-ts.doc Best Vito Ricci ====Diventare costruttori di soluzioni "The business of the statistician is to catalyze the scientific learning process." George E. P. Box Visitate il portale http://www.modugno.it/ e in particolare la sezione su Palese http://www.modugno.it/archivio/cat_palese.shtml