Zorn-s-lemma meaning

(set theory) A proposition of set theory stating that every partially ordered set, in which every chain (i.e. totally ordered subset) has an upper bound, contains at least one maximal element.
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Origin of zorn-s-lemma

  • After Max August Zorn 1906-1993, German-born American mathematician. See German Zorn (“anger”).

    From Wiktionary