Ordinal function: Difference between revisions
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OfficialURL (talk | contribs) (Created page with "An '''ordinal function''' refers to a function from ordinals to ordinals. More rarely, they refer to functions from an initial segment of the ordinals to another. Important examples include continuous functions and normal functions. Technically speaking and within ZFC, since ordinals don't form a set, one can't formally talk about functions \(f:\text{On}\to\text{On}\). However, replacing \(\text{On}\) with a large enough ordinal,...") |
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An '''ordinal function''' refers to a function from [[ordinal]]s to ordinals. More rarely, they refer to functions from an initial segment of the ordinals to another. Important examples include [[continuous function]]s and [[normal function]]s.
Technically speaking and within [[ZFC]], since [[
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