Re: Reduce a vector eliminating equal components
- To: mathgroup at smc.vnet.net
- Subject: [mg117030] Re: Reduce a vector eliminating equal components
- From: DrMajorBob <btreat1 at austin.rr.com>
- Date: Tue, 8 Mar 2011 05:34:46 -0500 (EST)
example = RandomInteger[{0, 3}, 20]
{3, 2, 2, 2, 2, 1, 3, 0, 0, 2, 3, 1, 0, 1, 3, 2, 1, 1, 3, 3}
sorted = Union@example
{0, 1, 2, 3}
unsorted = Tally[example][[All, 1]]
{3, 2, 1, 0}
(Complete reversal was an accident of the sample.)
Bobby
On Mon, 07 Mar 2011 04:46:30 -0600, Antonio Mezzacapo
<ant.mezzacapo at gmail.com> wrote:
> Hello,
>
> I would to know if there is a simple way to obtain this result: I have a
> vector of size n who contains a certain number of same object. I want it
> to
> be reduced to a smaller vectors who doesn't contains equal objects.
>
> Thank you
> Antonio Mezzacapo
--
DrMajorBob at yahoo.com