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From: Walter Roberson <roberson@hushmail.com>
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Subject: Re: integer solutions for x_1+x_2+...+x_n = k
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Date: Sun, 02 Nov 2008 13:23:47 -0600
Xref: news.mathworks.com comp.soft-sys.matlab:498535


Oriole wrote:
 
> I need to write a function for solving

> x_1+x_2+x_3+ ...+x_n = k

> where n and k are inputs, k is some small positive integer, for example, k= 3, or k= 6,
>  n is rather large positve integer, for example,, n = 20, or n= 60.

> The unknowns x_1, x_2, ...x_n are non-negative integers.

Ian posted complete code in
http://groups.google.ca/group/comp.soft-sys.matlab/msg/aa62015340cfea84


-- 
.signature note: I am now avoiding replying to unclear or ambiguous postings.
Please review questions before posting them. Be specific. Use examples of what you mean,
of what you don't mean. Specify boundary conditions, and data classes and value
relationships -- what if we scrambled your data or used -Inf, NaN, or complex(rand,rand)?