|Pages in this category should be moved to subcategories where applicable. This category may require frequent maintenance to avoid becoming too large. It should directly contain very few, if any, pages and should mainly contain subcategories.|
A number is an abstract entity used to describe quantity. Familiar kinds of numbers include natural numbers, integers, rational numbers, real numbers, and complex numbers.
This category has the following 26 subcategories, out of 26 total.
The following 35 pages are in this category, out of 35 total. This list may not reflect recent changes.