ab+bc+ca is 1/2 the permanent.  Cute.

Henry Rich

On 10/30/2013 11:20 PM, David Lambert wrote:
By chance is ab + bc + ab the permanent of

       1j1#"1    '1',,:~'abc'
1 1 1
a b c
a b c

 >From: Raul Miller <[email protected]>
 >To: Programming forum <[email protected]>
 >Subject: Re: [Jprogramming] making this tacit
 >Message-ID:
 > <cad2jou8jgv0x-9jejsuhtsrixryc2bkoj4gkvdwnsveznjr...@mail.gmail.com>
 >Content-Type: text/plain; charset=UTF-8
 >
 >On Wed, Oct 30, 2013 at 2:51 AM, Don Kelly <[email protected]> wrote:
 >
 >> You are right but it is a bit of serendipity  What I wanted is (a*b+
 >> b*c+c*a ) % c a b .
 >> it doesn't matter how the pairs are formed in the numerator ac+ba+cb is
 >> the same.
 >>
 >
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