推 Huldin:有界數列必有收斂子數列 10/02 13:47
→ aletheia:這是認真的回答嗎 可惜錯了 10/02 13:59
推 truelie:胡丁大大那個是Bolzano-Weierstrass定理 10/02 14:06
推 diskomer:Bolzano-Weirstrass應該是Every bounded,infinite set of 10/02 15:40
→ diskomer:real numbers has least one accumulation point.這樣吧 10/02 15:45
推 JACKIAM:幹 性板一堆高微魔人 10/02 16:43