Giles, thanks for the bug report:
I am comparing the output of rollmax in two versions of R. In the current version, the column names are 'lost' ie NULL in the output; in the earlier version they were retained.
Yes, this was an error. I just fixed it in the devel version on R-Forge. Thanks, Z ______________________________________________ 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.