Hello, I gave a list of 2 x 2 matrices called matlist. I have about 5000 2 x 2 matrices. I would like to count how many of each 2 x 2 unique matrix I have. So I am thinking that I need a list of the unique 2 x 2 matrices and their counts. Can anyone help.
-- Thanks, Jim. [[alternative HTML version deleted]] ______________________________________________ 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.