[數撚圍爐區] 大家一齊同Rudin玩遊戲 (2)

1001 回覆
16 Like 1 Dislike
2018-08-22 21:07:33
贏咗送帽?
2018-08-22 21:16:03
有個關於random Taylor series 既問題唔知有冇人解答到

Let X_k be a sequence of i.i.d. exponential random variables. Consider the series

with |1-a| < 1.

係Matlab numerically 試到出黎when k -> inf. with sufficiently small a , 個series會tends to approximately


但係諗左好耐都諗唔到點樣analytically show出黎

有冇巴打可以比d方向我

感謝不盡
2018-08-22 21:54:27
之前睇過啲片,有個印度人心算痴線勁快
2018-08-22 23:48:03
2018-08-23 00:36:49
2018-08-23 23:07:15
pish
2018-08-23 23:20:33
mgf 有無得諗?
2018-08-24 00:59:47
2018-08-24 01:40:21
2018-08-24 01:43:08
2018-08-24 01:47:40
2018-08-24 02:29:23
唔知有無「大學神技」呢
2018-08-24 02:34:36
2018-08-24 02:49:20
2018-08-24 03:13:44
2018-08-24 04:09:42
2018-08-24 04:27:29
2018-08-24 05:29:43
2018-08-24 08:26:53
用Möbius transform搵inverse function
2018-08-24 10:29:49
2018-08-24 12:19:23
上math stackexchange問啦
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