Dedekind-infinite set
In mathematics, a set A is Dedekind-infinite if some proper subset B of A is equinumerous to A. Explicitly, this means that there is a bijective function from A onto some proper subset B of A. A set is Dedekind-finite if it is not Dedekind-infinite.
Related Topics:
Mathematics - Subset - Equinumerous - Bijective function
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~ Table of Content ~
| ► | Introduction |
| ► | Comparison with the usual definition of infinite set |
| ► | Dedekind-infinite sets in ZF |
| ► | Relation to AC and AC? |
| ► | History |
| ► | References |
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