the mathematical model are linear. A linear programming model consists of decision variables, an
objective function and model constraints. Decision variables are mathematical symbols that repre-
sent level of activity. The objective function is a linear, mathematical relationship that describes the
objective of the fi rm in terms of decision variables and will be of either maximizing or minimizing
value. The model constraints are also linear in relationships with decision variables. They represent
the restrictions placed on fi rm by the operating environments.
One of the most widely used forms of linear programming for ...
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