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Re: Occurrences in Mathematica


list = RandomInteger[{0, 5}, 7]

{0, 0, 0, 4, 5, 2, 3}

Cases[Tally[list], {x_, 1} :> x]

{4, 5, 2, 3}

Bobby

On Sun, 10 Jan 2010 02:28:47 -0600, George <gtatishvili at gmail.com> wrote:

> Hi,
>
> I have a very big list of elements and I need Mathematica to give me
> only those elements which occure only once...
>
> Could anybody advise me please how to write the code for that?
>
> Thks much
> George
>


-- 
DrMajorBob at yahoo.com


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