BISWAJIT KAR
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Latest activity by BISWAJIT KAR-
BISWAJIT KAR created a post,
Why are binary Variables getting float results. Is there any command to prevent it?
AnsweredHello. I have defined two types of variables in my model running in different iterations. To restrict the variable values, I have considered both ways like binary and Integer variables with lb=0 a...
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BISWAJIT KAR commented,
Thank You! @..., for your kind help. I will try to implement this. It is working right now. Let's see if the problem converges. I will definitely let you know.
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BISWAJIT KAR commented,
Actually, this is a transportation problem... working through different layers of sources and destinations. it worked up to a particular node, but when the problem gets bigger, and variable numbers...
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BISWAJIT KAR created a post,
Does a model fail ...
AnsweredDoes a model fail for a medium size data set like (50*341*5)? The same model with 7*8 size, 8*37 size, 1*50 size... but its not working for a data size of 50*340
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BISWAJIT KAR commented,
Thank You for your assistance Jaromił Najman. But the upper bound of the yij is not Pijt in the first place. If you look at inequality (1) of your last comment, then you can find that yij is divide...
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BISWAJIT KAR commented,
Yes, Jaromił Najman Sure! So The variable in the denominator (tr ij )is an integer type xijt is a binary variable. yij is again integer type. The integers are to be controlled by the binary varia...
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BISWAJIT KAR created a post,
How do I add the following Constraint in Guroby?
AnsweredFor me, it is showing an error saying divisor must be a constant. I tried to do that as follows: But this solution is manipulating the output values. How do I Write the constraint as it is?