On Dec 21, 2010, at 9:23 AM, amir wrote: > <mailto:r-help at r-project.org>Hi every one, > > I want to calculate the combination function in R, the value not all > the > possible choices. > I mean cmbn(5,2)=10. > > Is there any function unless using factorial? ?choose -- David Winsemius, MD West Hartford, CT