Last Updated
：2025/11/22
fixed set
Noun
Japanese Meaning
(数学) ある写像や関数によって変化しない集合。不変集合とも呼ばれ、集合 S の全ての要素 x に対して、f(x)=x となるような条件を満たす集合。
（ plural ）
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(mathematics) A set which is unchanged by a function or other mapping. Formally: a set, S, is a fixed set of a function, f, if and only if for all x in S, f(x)=x.
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fixed set
The mathematician identified a fixed set that remains pointwise unchanged by the function f.
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The mathematician identified a fixed set that remains pointwise unchanged by the function f.
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