infinite set definition math
Definition of Finite. A set of numbers that can be counted is known as a Finite set. The opposite of Finite is Infinite. The set A = {1, 2, 3, 4, 5} has 5 elements and so it is a finite set. If a set has the elements {1, 2, 3, 4 . . .}, then it is known as an infinite set. A. finite set.