部分集合
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部分集合
Where it comes from
複合語: 部分 + 集合
noun ぶぶんしゅうごう
- 小さな集合の全ての要素が大きな集合に属しているときの、大きな集合に含まれている小さな集合。ただし特に断りがない限り、ある集合の部分集合とは、何も要素を持たない空集合とその集合自体も含む。集合 A = {1, 2, 3} の部分集合は、{}, {1}, {2}, {3}, {1, 2}, {1, 3}, {2, 3}, {1, 2, 3} の何れかが考えられる。
Opposite: 上位集合
Thesaurus
noun
Opposite: 上位集合
In English
- subset set whose elements are within another given set
Talk about this word "部分集合." Wiktionary, via Micwyn, micwyn.com/word/ja/%E9%83%A8%E5%88%86%E9%9B%86%E5%90%88. Accessed 7 Nov. 2026. 部分集合. (n.d.). In Wiktionary, via Micwyn. Retrieved November 7, 2026, from https://micwyn.com/word/ja/%E9%83%A8%E5%88%86%E9%9B%86%E5%90%88 "部分集合." Wiktionary, via Micwyn. Accessed November 7, 2026. https://micwyn.com/word/ja/%E9%83%A8%E5%88%86%E9%9B%86%E5%90%88.Cite this
@misc{micwyn_2026,
title = {部分集合},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/ja/%E9%83%A8%E5%88%86%E9%9B%86%E5%90%88},
urldate = {2026-11-07}
}
