Enumeration of the elements of the set NxN
Construction of a bijective function [math]f:{\bf N}\to{\bf N}\times{\bf N}[/math].
This is the main ingredient in the proof that the set [math]{\bf Q}[/math] of the rational numbers is countable.
- Målgruppe (alder)
- 15 – 18
- Sprog
- English (United States)
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