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Mathematics LibreTexts

6: Cardinality

  • Bob Dumas and John E. McCarthy
  • University of Washington and Washington University in St. Louis

( \newcommand{\kernel}{\mathrm{null}\,}\)

Thumbnail: Bijective function from N to the set E of even numbers. Although E is a proper subset of N, both sets have the same cardinality. (CC BY-SA 4.0; Jochen Burghardt via Wikipedia)


This page titled 6: Cardinality is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by Bob Dumas and John E. McCarthy via source content that was edited to the style and standards of the LibreTexts platform.

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