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The solution of the Chinese postman problem using matching theory is given. The convex hull of integer solutions is described as a linear programming polyhedron. This polyhedron is used to show that a good algorithm gives an optimum solution. The

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LINDO and LINGO software LINGO and LINDO are computer software packages developed by LINDO systems. designed for formulating and solving a wide variety of optimization problems include : Linear programming Integer programming Nonlinear p