Re: [Help-glpk] non-linear integer problem

[Michael Hennebry]

On Sun, 26 Sep 2010, Carlos Herrera wrote:

> with 4.13 version). In spite of the not very related subject, my question
> is, does somebody knows a "free solver" to solve a non-linear constrained
> problem or some method to linearize the product between integer and binary
> variables?. My model has one variable in the objective function and a set of
> constraints with: one non-linear constraint (product mentioned above) and
> some others mixed integer linear constraints. Thanks in advance.

x in 0..H
b in 0..1
xb <= x
xb <= Hb
xb >= x - H(1-b)
xb >= 0

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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."