Perhaps you are interested in the history of zero, or the history of imaginary numbers. Maybe you want to know more about the symbols we use for the sets, such as using to represent integers. Maybe you are interested in what Set Theory is all about, or are curious about other number systems like the base-20 system used by Mayans.

A good start is to use internet resources such as a search engine or YouTube to search for one of the following:

· History of number system

· History of imaginary numbers

· History of complex numbers

· History of rational numbers

· History of irrational numbers

· History of integers

· History of negative numbers