Abdul Wahab
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Activity overview
Latest activity by Abdul Wahab-
Abdul Wahab commented,
Dear Eli, Wow Awsome! Great explanation with good insights! I shall remove the redundancy and make my code compact. Cheers, Abdul
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Abdul Wahab commented,
Dear Eli, I have one last question pertaining to the constraints. Can we add multiple constraints in a single expression or it has to be separated. Consider the following equation: Can this be w...
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Abdul Wahab commented,
Dear Eli, Quite nicely explained! Thanks a lot! Abdul
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Abdul Wahab commented,
Dear Eli, Yes it solved the problem!. Also kudos for illustrating what the existing code was doing. So the code was merely adding a constraint on i, i.e. what values it can take, but was not perm...
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Abdul Wahab created a post,
Gurobi Python: Summation Constraint with Multiplication not being satisfied.
I am adding MILP equation which provides a feasible solution. However, somehow one of the constraint pertaining to the distance is not being satisfied as in the following equation: Which is coded ...
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Abdul Wahab commented,
Solved. Thanks a lot Dr. Silke!
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Abdul Wahab commented,
Well thanks for checking this out in detail. Yes now the solution is feasible. I have one last question though. How is it possible to select only the edges that are 1 i.e. part of the solution. I t...
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Abdul Wahab commented,
Dear Jennifer, Thanks for the feedback. I made the code little more compact and scannable and ran IIS but it says it cannot compute IIS on a feasible model import randomimport gurobipy as grbimport...
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Abdul Wahab created a post,
Solution not Feasible in Orienteering Problem in Python Gurobi
AnsweredI am coding Orienteering problem using Gurobi in Python. Somehow I managed to eliminate syntax error and coded pure logic based on this famous equations for Orienteering problem as follows: I am ...