This plan is proceeding perfectly without any excess or deficiency.

He fell ill due to long-term malnutrition.

In math class, I learned about deficient numbers.

There is a planned blackout tonight, so please come home early.

He is systematically advancing his work.

We will hold a meeting to make a new business plan.

We made plans for the picnic next week.

Tomorrow's flight has been cancelled as planned.

Tomorrow's flight has been cancelled as planned.

Linear programming is a part of operations research and is used to find the optimal solution.