[分析] 高微一題關於lim sup的問題

看板Math作者anikishawn (哲平)時間13年前 (2011/01/26 18:20)推噓1(1推 0噓 3→)

留言4則, 3人參與討論串1/1

For two sequences {a_n} and {b_n},prove that (a) lim sup (a_n+b_n)≦lim sup (a_n) + lim sup (b_n) n→∞ n→∞ n→∞ (b) if in additional {b_n} converges, lim sup (a_n+b_n)＝lim sup (a_n) + lim sup (b_n) n→∞ n→∞ n→∞ 請高手給點方向提示XD -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 123.240.169.240

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Vulpix

01/26 18:28, , 1^F

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anikishawn

01/26 18:42, , 2^F

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Aweather

01/26 18:44, , 3^F

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