しゅうごう
べき集合
1. power setMathematics
2. Power setIn mathematics, the power set (or powerset) of any set S, written, P(S), ℘(S) or 2, is the set of all subsets of S, including the empty set and S itself. In axiomatic set theory (as developed, for example, in the ZFC axioms), the existence of the power set of any set is postulated by the axiom of power set. Any subset of is called a family of sets over S.
Read “Power set” on English Wikipedia
Read “冪集合” on Japanese Wikipedia
Read “Power set” on DBpedia
Read “Power set” on English Wikipedia
Read “冪集合” on Japanese Wikipedia
Read “Power set” on DBpedia
冪集合 【べきしゅうごう】、羃集合 【べきしゅうごう】
羃集合: Rarely-used kanji form.
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