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作者 ketsu1109 在 PTT [ Grad-ProbAsk ] 看板的留言(推文), 共6則

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Re: [理工] [機率]-台大98-生醫電子所

[ Grad-ProbAsk ]7 留言, 推噓總分: +4

作者: jamtu - 發表於 2010/02/21 15:58(14年前)

2^F推ketsu1109:我也是算樓上這個答案02/22 02:20

3^F→ketsu1109:先積分X,範圍是y~1-y 再積分Y,範圍是0~1/202/22 02:21

[理工] [線代]-三題線代觀念

[ Grad-ProbAsk ]7 留言, 推噓總分: +2

作者: CCZR - 發表於 2009/12/24 19:43(14年前)

1^F推ketsu1109:3.舉反例: A=[[1 2];[4 8]] B=-A A,B皆可對角化12/24 21:29

2^F→ketsu1109:但(A+B)=O ,其逆矩陣不存在 ===> 選False12/24 21:30

[理工] [積分]-定績分

[ Grad-ProbAsk ]10 留言, 推噓總分: +3

作者: wil0829ly - 發表於 2009/12/24 17:17(14年前)

10^F推ketsu1109:機率裡的Gaussian分配的pdf也做得出來12/24 21:33

[理工] [線性系統]

[ Grad-ProbAsk ]1 留言, 推噓總分: +1

作者: fonlintw0621 - 發表於 2009/11/22 16:46(14年前)

1^F推ketsu1109:並非causal (在t<0時,g(t)不一定為0)11/22 18:06

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