Natural number > Related Articles

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	A list of Citizendium articles, and planned articles, about Natural number.

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Parent topics

• Mathematics [r]: The study of quantities, structures, their relations, and changes thereof. [e]
• Number theory [r]: The study of integers and relations between them. [e]
• Number [r]: One of the fundamental concepts of mathematics, used for such purposes as counting, ordering, and measuring. [e]

Subtopics

• Numeral system [r]: Add brief definition or description
• Peano axioms [r]: Add brief definition or description
• Elementary arithmetic [r]: Add brief definition or description

Other related topics

• Cardinal number [r]: The generalization of natural numbers (as means to count the elements of a set) to infinite sets. [e]
• Complex number [r]: Numbers of the form a+bi, where a and b are real numbers and i denotes a number satisfying . [e]
• Computer science [r]: The study of how computers work, and the algorithms, data structures and design principles used in their operation and programming. [e]

• Abacus [r]: A mechanical aid to performing arithmetic which dates back many centuries and is still used in modern times. [e]
• Finger [r]: Add brief definition or description