Re: Combination List
- To: mathgroup at smc.vnet.net
- Subject: [mg77899] Re: Combination List
- From: Szabolcs <szhorvat at gmail.com>
- Date: Tue, 19 Jun 2007 06:41:46 -0400 (EDT)
- Organization: University of Bergen
- References: <f55qci$k58$1@smc.vnet.net>
Bruno Campanini wrote:
> I know combinations of 4 elements taken 3 by 3 is 4,
> that is Binomial[4,3] = 4
> How can I get the list:
> 1 2 3
> 1 2 4
> 1 3 4
> 1 4 2
Hi,
the last set should be 2 3 4.
>
> The same way I get permuations list from Permutations[{...}]
> ???
>
> Bruno
>
Use Subsets[{1, 2, 3, 4}, {3}] to get all subsets with 3 elements.
Szabolcs