Hi Ista - I've had success using the do.call function with RApache
do.call(func, arglst) where 'func' is the function you desire to use, 'arglst' is a list of arguments. You may need to do some cleanup of the arguments using evalq() function (so that numbers are treated as numbers, for example). HTH, Mike -- p: 415.860.4347 b: www.dataspora.com/blog t: www.twitter.com/dataspora ______________________________________________ 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.