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Dealing with Models that are Unbounded

Optimization problems occasionally yield unbounded solutions. To find the cause one can modify the model and solve it to gain information. This is done through the imposition of “artificially” large bounds. Linear programming solvers discover unboundedness when they find a variable which is attractive to make larger, but find that the variable may be increased without limit.

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An open source TIMES/MIRO app - introducing MIRO 1.1.0

TIMES is a sophisticated energy model generator implemented in GAMS. It has been published under an open source license in 2019. Recently, GAMS joined forces with experienced TIMES users to develop an open-source TIMES/MIRO App that serves as a frontend to the TIMES model. This was made possible by new features in GAMS MIRO 1.1

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New and improved GAMS links for Pyomo and JuMP

We’ve got some new links from Pyomo and JuMP to GAMS, which allow efficient interfacing of GAMS with your Pyomo or JuMP models.

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CASE STUDIES

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Carbon capture and storage modeling

The U.S. Department of Energy uses GAMS as part of their modeling pipeline

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Optimizing Power Trading at 50 Hertz

GAMS helps navigate the complex power auctioning markets.

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Analytik Jena

Optimizing High Throughput Screening at Analytik Jena.