作者查詢 / SS327
作者 SS327 在 PTT [ Math ] 看板的留言(推文), 共133則
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2F推:.3Q02/08 11:58
1F推:謝謝~02/08 11:53
4F→:沒有@@只有這些資訊 題目不知道會不會有錯02/08 01:34
6F→:t大題目沒限制A是否可逆02/08 01:34
3F→:滿足可以直接拿來用嗎??這是常用內積嗎11/27 00:58
5F→:不一定 <Ax,y>還有別種定義方法也滿足內積條件11/27 00:59
6F→:P大<x,y>=x* y 也可以???11/27 01:00
1F推:把cosαt用尤拉轉換後代到定義後應該就知道嚕11/22 01:08
4F推:cosαt=(e*iαt + e*-iαt)/2 代到拉式定義11/22 12:52
5F→:跟e*-st 合再一起 變2個位移定理11/22 12:53
6F→:工數也可以去"Grad-ProbAsk"版問唷11/22 12:54
1F推:大大vi^T wj VI要轉置嗎11/14 02:44
3F推:.3Q11/14 03:15
2F推:謝謝11/12 01:39
3F→:我的問題應該是藍色最後一行要變紅色11/12 01:20
4F→:怎麼還可以代A的特徵值阿11/12 01:20
5F→:在解聯立那裏11/12 01:22
4F→:像紅色那樣嗎?11/10 01:10
5F→:我知道L^t=U會讓他們成立...但是沒其它可能嗎11/10 01:10
7F→:恩Y11/10 01:15
10F→:Q11/10 01:52
19F→:先謝謝J大 我拿筆練習寫一次看看11/10 23:59
20F→:大大LHS是什麼阿@@11/11 00:04
22F→:D'跟D會一樣嗎11/11 00:11
25F→:老師在做題目的時候A=LDL^t D是用LDU的D11/11 00:15
27F→:有辦法用證的嗎11/11 00:22
1F推:謝謝@@06/13 00:18