case is to minimize the cost of transportation. In some linear programming
problems the objective is to maximize (like maximizing profit). In other problems
the variables only take integer values or just two values 0 or 1, but these
problems are quite different and require their own solution procedures.
It remains to be seen whether Tanya Smith wins her gold medal at the
Olympic Games. If so, it will be another triumph for linear programming.

The condensed idea

Keeping healthy at least cost