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2 - The Strictly Positive Rationals

from Part I - The Rationals

Published online by Cambridge University Press:  16 October 2019

T. W. Körner
T. W. Körner
Affiliation:
University of Cambridge
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Summary

We discuss why fractions are important and why the modern notation is better than its various predecessors. We introduce the notion of an equivalence class and use it to define the positive rationals and obtain their properties.

Keywords

fractionsrationalsequivalence
Type
Chapter
Information
Where Do Numbers Come From? , pp. 23 - 38
Publisher: Cambridge University Press
Print publication year: 2019

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