Zhanwei Liu
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Recent activity by Zhanwei Liu-
Log continually print 'Processing user MIP start: 0 nodes explored in subMIP, total elapsed time xxxs' when I set an initial value for all variables of MIP model
AnsweredDear, I set a feasible solution as the initial value for all variables of the MIP model, but I get the following log information. I do not know what is meaning of log is. Set parameter LogFile to ...
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Why the difference in time is considerable when I use Gurobi to solve the same model formulated by gurobipy and Pyomo respectively?
AnsweredI am building a large linear programming model with tens of millions of variables using Pyomo, which occupies many RAM (over 128 GB). Therefore, I used gurobipy to rebuild this model to reduce the ...