He shouted at me in anger.

He developed new software to systematize information.

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

Tomorrow's flight has been cancelled as planned.

Tomorrow's flight has been cancelled as planned.

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

He is systematically advancing his work.

Believing that failure is a stepping stone to success, he challenged again.

Believing that failure leads to success, he continued to challenge himself over and over again.

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