Thanks for your answer Here it is : http://christophe.genolini.free.fr/webTutorial/index.php
Any comments are welcome... Christophe ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
