How to locate the infeasible constraints

Hi~ everyone,

Now I am using SNOPT to solve my NLP optimization problem. The solver status is 1 (Normal Completion) but the model status is 5 (Locally Infeasible).
I would like to ask whether these is a way in GAMS for us to find the constraints which are violated (hard to satisfy) so I can do some relaxations to those constraints.

Thank you very much for your time and help!

Regards,
Xiaohu Zhang


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Xiaohu: Check the “SolEQU” section of the .lst file. Infeasible constraints will read INFES.

Regards and good luck.
Claudio

On Mon, Oct 13, 2014 at 9:33 PM, ‘Xiaohu Zhang’ via gamsworld wrote:


Hi~ everyone,

Now I am using SNOPT to solve my NLP optimization problem. The solver status is 1 (Normal Completion) but the model status is 5 (Locally Infeasible).
I would like to ask whether these is a way in GAMS for us to find the constraints which are violated (hard to satisfy) so I can do some relaxations to those constraints.

Thank you very much for your time and help!

Regards,
Xiaohu Zhang


To unsubscribe from this group and stop receiving emails from it, send an email to gamsworld+unsubscribe@googlegroups.com.
To post to this group, send email to gamsworld@googlegroups.com.
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