Can anyone tell me how to do set differences in R? e.g., if I have a vector a<-c(1,2,3,4,5) and another vector b<-c(2,5), how can I do something like a/b = (1,3,4)? Thanks! --------------------------------------- ------------------------- Steven Shechter PhD Candidate in Industrial Engineering University of Pittsburgh www.pitt.edu/~sms13
sms13+ at pitt.edu wrote:> Can anyone tell me how to do set > differences in R? > e.g., if I have a vector > a<-c(1,2,3,4,5) and another vector > b<-c(2,5), how can I do something like > a/b = (1,3,4)? > > Thanks! >a[!a %in% b] *or* setdiff(a, b) --sundar