Ebru Angun

1. Community
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3. Is it possible to have constraints such as z^1.5 <= v in the model

Thank you Maliheh.

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• Ebru Angun
• October 17, 2021 08:51
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1. Community
2. Systems
3. Setting the number of threads

Thanks very much Matthias.

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• Ebru Angun
• March 03, 2020 12:52
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1. Community
2. Systems
3. Setting the number of threads

Hi Matthias, Previously, I havent defined NodeFile, and the default directory grbnodes0 was created on the Desktop. I am the admin of the server, so I have the permission. It seems then that the st...

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• Ebru Angun
• March 03, 2020 09:10
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1. Community
2. Systems
3. Setting the number of threads

Thank you Matthias. 

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• Ebru Angun
• March 03, 2020 06:49
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3. Setting the number of threads

Hi Matthias, Before starting my code, I fixed m.Params.Threads = 24 m.Params.NodefileStart = 0.5.  There are only 120 binary variables and many continuous variables to be optimized.  After 700,000 ...

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• Ebru Angun
• March 02, 2020 10:37
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1. Community
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3. Setting the number of threads

Thank you very much for the answer. I am now running the program with NodefileStart = 0.5 and Threads = 24, and waiting for the results. So far the memory usage has not exceeded 5%.   

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• Ebru Angun
• February 20, 2020 07:00
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1. Community
2. Programming
3. SOS Type I

Thank you

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• Ebru Angun
• October 08, 2019 10:10
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1. Community
2. Algorithms
3. callback to terminate after a number of same incumbent solution

Hi Daniel, In fact, fifty_iterations was not initialized at all. I solved the problem, started it in the main program and passed it to the callback function. Thank you. Kind regards Ebru

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• Ebru Angun
• July 19, 2019 12:06
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1. Community
2. Algorithms
3. callback to terminate after a number of same incumbent solution

Hi Daniel, Thank you for the fast reply. I am using C API. I copied my callback function. This callback function was aimed to terminate solving an MILP model called pricing_model depending on two c...

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• Ebru Angun
• July 17, 2019 16:48
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1. Community
2. Programming
3. Using GRBterminate after a number of same incumbent solution

This is my callback function. In this part of the program, I set the best mip objective obtained so far to   to mydata-best_obj_bnd, and passed this to the main program, where it counted whether fo...

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• Ebru Angun
• July 15, 2019 16:02
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