Executive functions (also known as cognitive control and supervisory attentional system) is an umbrella term for the management (regulation, control) of cognitive processes, including working memory, reasoning, task flexibility, and problem solving as well as planning and execution.
Definition of finite. 1  1a : having definite or definable limits a finite number of possibilitiesb : having a limited nature or existence finite beings. 2  2 : completely determinable in theory or in fact by counting, measurement, or thought the finite velocity of light.
The word discrete helps explain where Finite Math gets its name. Discrete means broken up or separated. For example, integers are discrete objects because there are non-integer numbers in between them, but real numbers are continuous numbers because there is no identifiable separation between them.