# Theory of proveit.numbers.number_sets¶

There are three main sets of numbers: integers, reals, and complexes.

In [1]:
import proveit
%theory # toggles between interactive and static modes


### Local content of this theory

common expressions axioms theorems demonstrations

### Sub-theories

natural_numbers positive whole numbers starting from zero positive and negative whole numbers ratios of integers includes irrational numbers (e.g., the square root of 2 is not rational) extends real numbers via the imaginary number (square root of -1)

### All axioms contained within this theory

This theory contains no axioms directly.