Ron Michael wrote: > Is there any operator in R, which will multiply each possible combination of the elements of 2 vectors? Suppose I have 2 vectors (1,2) and (1,2,3). If I multiply those 2, I should get:(1,2,3,2,4,6) See ?outer. For example, as.vector(outer(1:3, 1:2)) (but the results are more useful without as.vector()). Duncan Murdoch