closed set 意味

• 《数学》閉集合｛へいしゅうごう｝
  

• closed orthonormal set:    closed orthonormal set完備正規直交集合[基礎]; 正規直交閉集合[基礎]
• closed target set:    closed target set閉目標集合[電情]
• relatively closed set:    relatively closed set相対閉集合[基礎]

例文

1. it's a closed set . what does that mean ?
   ここは関係者以外立ち入り禁止だぞ どういうことだ?
2. this is a closed set . what's it mean ?
   ここは 立ち入り禁止だ どうなってる?
3. this is a closed set , okay ?
   ここは 立ち入り禁止なんだ いいか?
4. they said it's a closed set .
   "非公開 部外秘" だと