Last Updated
：2025/11/28
limit ordinal
Noun
Japanese Meaning
集合論において、0でも後続の序数でもない序数。 / 集合論の文脈では、極限序数とも呼ばれ、初期要素がなく、後続演算で得られる形ではない序数を指す。
（ plural ）
Quizzes for review
(set theory) An ordinal number which is neither zero nor a successor of an ordinal.
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limit ordinal
When constructing transfinite sequences, every limit ordinal requires a definition at limit stages that differs from successor stages.
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When constructing transfinite sequences, every limit ordinal requires a definition at limit stages that differs from successor stages.
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