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被覆

被覆(ひふく)

数学

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  • 集合の被覆、和集合が集合全体となるような部分集合の集合
  • 良い被覆 (代数的位相幾何学)英語版、開被覆であって、被覆のすべての開集合や有限個の開集合のすべての交叉が可縮
  • 被覆 (代数学)英語版、代数的構造の、構造を保つように別の構造の上へと写る概念
  • 半順序集合の被覆関係英語版の対、あるいはそのような対の大きい方の元
  • 被覆空間、リーマン面と位相幾何学の理論
  • (普遍/二重)被覆群英語版、群構造を持った被覆空間、理論物理学でも
  • Cover, an equivalent set of constraints英語版 in database theory英語版

関連項目

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被覆
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