Part 1 of Essay
is a nonstatistical mathematical technique whereby the maximization or minimization of a linear expresion of variables, call the objective function, is determined in the presence of known or assumed restrictions, call constraint. In essence, it's a procedure for solving the problems in which there are more variables ....

Part 2 of Essay
.... highest profit, lowest cost, largest sales, lowest production time, etc. The optimization of the objective functions take place in teh presence of known or assumed restriction. The technical term constraints is used to describe the restrictions present in linear programming problem. The constraints are expressed mathemically as inequalities. In a practical real-world situation, the constraints are generated by the presence of limited resources or commodities such as capital manpower and raw material. Mat ....