What have been constructed for Operations Research problems and methods for solving the models that are available in many cases?

What have been constructed for Operations Research problems and methods for solving the models that are available in many cases? Correct Answer Mathematical Models

Mathematical Models have been constructed for Operations Research problems and methods for solving the models that are available in many cases. A mathematical model can be defined as a description of a system using mathematical concepts and language to facilitate proper explanation of a system or to study the effects of different components and to make predictions on patterns of behaviour (Abramowitz and Stegun, 1968).
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