Re: [R] generating unordered combinations

2009-09-18 Thread Dan Halligan
22 Bill Dunlap TIBCO Software Inc - Spotfire Division wdunlap tibco.com -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Dan Halligan Sent: Thursday, September 17, 2009 1:31 PM To: r-help@r-project.org Subject: [R] gener

[R] generating unordered combinations

2009-09-17 Thread Dan Halligan
Hi, I am trying to generate all unordered combinations of a set of numbers / characters, and I can only find a (very) clumsy way of doing this using expand.grid. For example, all unordered combinations of the numbers 0, 1, 2 are: 0, 0, 0 0, 0, 1 0, 0, 2 0, 1, 1 0, 1, 2 0, 2, 2 1, 1, 1 1, 1, 2 1,