👉 In mathematics and computer science, a "rider" is a component of a machine that performs some specific task. It's like how a rider on a horse helps move the horse forward. A "rider" in a machine can be any part or component that needs to do its job without the need for a separate processor or driver. For example, in a computer system, a "rider" might be an input device (like a keyboard) that allows users to enter information into memory