Re: Enumerating Permutations

*To*: mathgroup at smc.vnet.net*Subject*: [mg20063] Re: [mg20006] Enumerating Permutations*From*: "Vic Fanberg" <fanberg at email.msn.com>*Date*: Wed, 29 Sep 1999 03:33:24 -0400*Sender*: owner-wri-mathgroup at wolfram.com

>For example: > >In[3]:= >NthPermutation[3, {a, b, c, d}] >Out[3]= >{a, c, d, b} >The algorithm that does this is the obvious one. I can describe it in words >if you really want it but it is better to just look at the code in the >Combinatorica package. This is exactly what I am looking for. I just did not want to potentially expand the whole list of permutations before I selected one. Where do I find the Conbinatorica package? Vic