for a linear programming problem and let Z = ax + by be the objective function. When Z has an optimal value (maximum or minimum), where the variables x and y are subject to constraints described ...

CBSE Class 12 Mathematics Chapter 12 Linear Programming Revision Notes ... and satisfy a set of linear inequalities (called linear constraints). Variables are sometimes called decision variables ...

Diet models based on goal programming (GP) are valuable tools in designing diets that comply with nutritional, palatability and cost constraints ... in Class 2 use linear goal programming ...