Number Set Notation
- (N) Natural Numbers - Natural Numbers are all positive integers from 1 (counting numbers). (1 to infinity)
- (R) Real Numbers - Real Numbers are all non imaginary numbers. (from negative infinity to infinity)
- (Q) Rational Numbers - Rational Numbers are ratios from integers, e.g 1/2, 1 (1/1), 1/4.
- (Z) Integers - Integers are all whole numbers either positive or negative.
Diagram showing what notations fit within each other.