How do you identify the following in order of intension: integer, rational number, real number, positive integer, prime number?

1 Answer
Jan 12, 2018

#"prime number" sub"positive integer"sub"integer"sub"rational number"sub"real number"sub"number"#

Explanation:

Here the term intension is used to mean "contained within".

All prime numbers are integers; that is the set of prime numbers is #ul("contained within")# the set of integers

and so on for the remaining specified set collections.