Hi Jessica, I think you want to use names()
See: ?names ?colnames (or rownames) If not, it's perhaps a good idea to send us a more complete example. JeeBee. On Fri, 04 Aug 2006 17:12:24 +0200, Jessica G. wrote: > How to convert a rowname vector of numbers into a real column of the matrix, > > My problem is that I applied a rowsum function on a matrix. > Then I get a matrix in which the names of the columns are the values of the > group (numbers) > Now I need to make calculation on the groups row. > How to convert this vector of (rownames) into a real column in the matrix ? ______________________________________________ R-help@stat.math.ethz.ch 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.
