As a function whose domain is the set of positive integers. {1, 2, 3, ..., n} when n is a positive integer. Members of the range is the set {f (1), f (ii), f (3), ..., f (n)}, which are limited, and is equal to n.
This is a function whose domain is the set of positive integers {1, 2, 3, ..., n} n is a positive integer. Members of the Orange is the set {f (1), f (2), f (3), ..., f (n)}, which are limited and equal to n.
A function which is a set of positive integer number domain {1 2,,,, 3... N} when n is a positive integer numbers, a member of the orange is the set {f (1),. F (2), f (3),..., f (n)}, which is limited and was n.