Re: Honoraria available for ID of KNOWN nx4 matrices with four specific properties

From: Alan (info_at_optioncity.REMOVETHIS.net)
Date: 07/23/04 

Date: Fri, 23 Jul 2004 10:07:40 -0700

Here's a slightly larger one:

1 1 1 0 1
1 1 0 1 1
1 0 1 1 1
0 1 1 1 1
1 1 1 1 0

"Alan" <info@optioncity.REMOVETHIS.net> wrote in message
news:vbWdnUqKYMY73JzcRVn-pQ@adelphia.com...
> My entry:
>
> 1 1 1 0
> 1 1 0 1
> 1 0 1 1
> 0 1 1 1
>
> regards,
> alan
>
>
>
> "David Halitsky" <dhalitsky@cumulativeinquiry.com> wrote in message
> news:dccffc4e.0407220732.3753ee0c@posting.google.com...
> > Cumulative Inquiry, Inc, a start-up R&D firm
> > chartered in Huntsville AL (USA), will pay
> > reasonable and customary honoraria for identi-
> > fication of any KNOWN formal or applied n x 4
> > matrix with all four of the properties defined
> > below. Descriptions of any such objects must be posted
> > to the sci.math.num-analysis group in order to qualify
> > for the honoraria.
> >
> > Fiduciary references for prompt payment of fees/honoraria
> > by Cumulative Inquiry Inc can be obtained from William F. Mann
> > at wfmann@alum.mit.edu.
> >
> > Business address/phone for Cumulative Inquiry Inc
> > are:
> >
> > David Halitsky
> > 2928 Stewart Campbell Pte
> > Thompsons Station TN 37179 USA
> > Cell: 256-426-6243 (USA)
> >
> > Questions may be directed to dhalitsky@cumulativeinquiry.com
> >
> > *************************************************************
> > Salient properties of nx4 matrix A:
> >
> > 1) (aij)^2 is an integer, for 1 <= i <= n) and j = 1,2,3,4
> >
> > 2) (ai1)^2 + (ai2)^2 + (ai3)^2 + (ai4)^2 = n-1, for 1 <=i <= n
> >
> > 3) SUM((ai1)^2) = SUM((ai3)^2) for 1 <= i <= n
> >
> > 4) SUM((ai2)^2) = SUM((ai4)^2) for 1 <= i <= n)
>
>

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