Problem Analysis - Hint for Fault Location Procedures

Dear Forum,

I have been working with GAMS for quite some time now for my studies for several papers, but everything I do is really intuitive. I would like to get a bit more professional in the problem analysis when testing models. For instance, if I get unfeasability or undboundedness errors, I am just manually checking which equations need to be excluded in the model list or which variables need to be fixed. However that is not very time efficient and sometimes even not conclusive. So I was wondering if, especially for LP problems one cannot do a more structured apporoach taking into account all the CPLEX capabilities.
Do you have maybe an idea where to read a manual on problem fixing or model testing etc…

many thanks
imo


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no one?

On Tuesday, May 8, 2012 11:46:55 AM UTC+1, imo wrote:

Dear Forum,

I have been working with GAMS for quite some time now for my studies for several papers, but everything I do is really intuitive. I would like to get a bit more professional in the problem analysis when testing models. For instance, if I get unfeasability or undboundedness errors, I am just manually checking which equations need to be excluded in the model list or which variables need to be fixed. However that is not very time efficient and sometimes even not conclusive. So I was wondering if, especially for LP problems one cannot do a more structured apporoach taking into account all the CPLEX capabilities.
Do you have maybe an idea where to read a manual on problem fixing or model testing etc…

many thanks
imo


To view this discussion on the web visit https://groups.google.com/d/msg/gamsworld/-/rxCruEZ0GXoJ.
To post to this group, send email to gamsworld@googlegroups.com.
To unsubscribe from this group, send email to gamsworld+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/gamsworld?hl=en.