Marc Schwartz a écrit : > In R version 2.1.0, a matrix method was added to the subset() function, > so I am guessing that you are several versions out of date. Please > upgrade to the latest version, which is 2.2.0, where you will get:
I upgraded and it works fine. Thanks for the hint. Many thanks also to the authors of the function, Peter Dalgaard and prof Ripley (I suspect prof Ripley is responsible for the matrix improvment ?). Many thanks also to all the contributors to the last version of this wonderful software. Vincent ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
