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Re: [Help-glpk] Error : multiplication of linear forms not allowed


From: Michael Hennebry
Subject: Re: [Help-glpk] Error : multiplication of linear forms not allowed
Date: Mon, 5 Apr 2010 16:16:03 -0500 (CDT)
User-agent: Alpine 1.00 (DEB 882 2007-12-20)

On Mon, 5 Apr 2010, hncp wrote:

In my previous post I have been wrong in identifying the constraint. What I
actually need is something like XOR operator, not AND operator, i.e. z[i] =
p[i] xor p[i+1]

There are 8 elements of {0, 1}**3.
In this case, 4 of them need to be eliminated.
Just add 4 constraints.

--
Michael   address@hidden
"Pessimist: The glass is half empty.
Optimist:   The glass is half full.
Engineer:   The glass is twice as big as it needs to be."




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