设s为实数集的非空子集,若对任意x,y
24直播网 / 设s为实数集的非空子集,若对任意x,y- 设s为实数集r的非空子集对任意2025-01-29
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- 设s为非空数集,定义s-={x|-x属于s}2025-01-29
- 设s为非空数集,对s无上界给出定义2025-01-29
- 设s为非空数集,定义s-2025-01-29
- 设s是整数集z的非空子集2025-01-29
- 设实数集s是满足下面两个条件的集合2025-01-29
- 设s为非空数集,若s有上界,则s必有上确界2025-01-29
- 设s为复数集c的非空子集2025-01-29
- 设s是非空有界的数集,sups=a不属于s2025-01-29
- 设s为群g的非空子集,称n(s)={a|a∈g,as=sa}2025-01-29