HAOXING OUYANG
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Latest activity by HAOXING OUYANG-
HAOXING OUYANG commented,
Hi Jaromił,Thanks for your reply. I am sorry for my confusious answered.In my model, sumZ[i][k] is >=0(sumZ[i][k] = 0 ← when i == 0 && i == instances.nodesNum), and I want to calculate its count b...
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HAOXING OUYANG commented,
Hi Jaromił, I would like to add is: Integer variable sumZ[i][k] >=0, only when i∈N \ {0,n+1} will sumZ[i][k] ≠ 0.
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HAOXING OUYANG commented,
Hi Jaromił, Thanks for your reply. I followed your instructions to add Max constraints, it worked. But I am facing the problem with the division constraint. According to your reply, I refer to th...
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HAOXING OUYANG created a post,
How to write Max[] constraint in model?
AnsweredHi all, I am using Java to call gurobi to solve a MILP problem, and I encountered difficulties while creating constraints. I have created an integer variable Z that is ≥ 0 and want to implement th...