子龙 王
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Recent activity by 子龙 王-
How to sum variables that are not dimensionally incomplete
Answeredx (i,j,k) :{(1, 1, 1) : < gurobi. Var x >,1,1 (1), (1, 1, 2) : < gurobi. Var x (1,1,2) >,(1, 2, 1) : < gurobi. Var x > (1, 2, 1), (1, 2, 2) : < gurobi. Var x >,2,2 (1), (1, 2, 3) : < gurobi. Var (1...
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unsupported operand type(s) for >>: 'bool' and 'TempConstr'
Answeredmodel.addConstrs((dx[k+1] == 1) >> (x[i,j,k+1] >= 1) for k in range(4)) dx is defined as: dx = model.addVars(9, vtype = GRB.BINARY, name="dx")X (j, I, k) is defined as: x (j, I, k) = model. AddVar ...
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Add a new constraint to the model
AnsweredThe complete executable code is as follows: from gurobipy import Model, GRB, quicksumimport sysimport numpy as npimport timeimport os from DataRead import getdata from itertools import chain def MP...
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Add a new constraint to the model
Openfrom gurobipy import Model, GRB, quicksumimport sysdef MIPModel(Data): n = Data['n'] m = Data['m'] J = Data['J'] OJ = Data['OJ'] oj=OJ operations_machines = Data['operations_machi...