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閉集

简闭集 · 繁閉集

Mandarin · pinyin bì jí

closed set (math.)

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Characters in this entry

閉: Look up this written character
集: jí · assemble, collect together
闭: bì · shut, close; obstruct, block up

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

4–2 · bi4 ji2

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Read this spelling in Classical texts

Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

閉集 · find source passages ↗ · 闭集 · find source passages ↗

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Rime Cantonese 粵拼

bai3 zaap6

Cantonese word readings for 閉集. This lexicon supplies readings, not definitions.

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Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

noun

(mathematics) closed set

Source page · dump 2026-09-02 · Contributors & history

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