Any symbol can be used to denote a set of integers. The set of all integers is denoted by Z, and the set of natural numbers by N.
Chat with our AI personalities
The symbol for the set of integers is Z. This comes from the German Zahl, which means integer.
The set of integers is the same as the set of whole numbers.
The set of positive integers, of course!
Integers
If the line is horizontal, it is the greek letter theta, often used to label an angle. If the line is diagonal, it is used to denote the diagonal of a circle. As the greek letter phi it is used to denote an empty set and also used to label an angle.