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作者 j0958322080 在 PTT [ Math ] 看板的留言(推文), 共1135則
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[其他] 電腦浮點數實作兩函數問題
[ Math ]107 留言, 推噓總分: +20
作者: znmkhxrw - 發表於 2023/07/19 00:29(9月前)
10Fj0958322080: 試試 bug number algo.07/19 13:41
11Fj0958322080: bug-->big07/19 13:41
20Fj0958322080: 不一定要字串,你也可以開個 int64_t 再注意進位07/22 20:01
Re: [中學] 矩陣一題
[ Math ]5 留言, 推噓總分: +3
作者: ejialan - 發表於 2023/06/26 11:06(10月前)
3Fj0958322080: 高中應該是沒教特徵值06/26 13:40
[代數] 是否有可能用電腦實作萬用倒函數?
[ Math ]70 留言, 推噓總分: +13
作者: pmove - 發表於 2023/06/18 11:28(10月前)
11Fj0958322080: 反矩陣可以看他的 det 是否為零或其他條件,反函數06/18 12:44
12Fj0958322080: 要看看到有沒有類似的條件可以讓你判斷06/18 12:44
[機統] 想請問如果要了解以下題目,要看哪個範圍
[ Math ]17 留言, 推噓總分: +2
作者: jenshi - 發表於 2023/05/11 15:32(11月前)
1Fj0958322080: 大學統計,高中好像都砍了05/11 20:04
[中學] 無窮等比級數
[ Math ]11 留言, 推噓總分: +5
作者: ChenYM - 發表於 2023/04/18 22:59(1年前)
4Fj0958322080: 作者居然在這裡XD04/18 23:58
Re: [其他] 女生小圈圈
[ Math ]9 留言, 推噓總分: +4
作者: yueayase - 發表於 2023/03/20 22:46(1年前)
4Fj0958322080: 也可以 1,2,3 一個,2,3,4 一個,1,3,4 又一個03/21 00:47
[中學] 請教一題算餅乾問題
[ Math ]8 留言, 推噓總分: +3
作者: pugboy - 發表於 2023/03/10 11:08(1年前)
4Fj0958322080: 一樓去問問看能不能得到正確答案阿阿03/10 12:34
[中學] 三門問題
[ Math ]15 留言, 推噓總分: +6
作者: li7915566 - 發表於 2023/01/27 12:40(1年前)
1Fj0958322080: https://bit.ly/2TlnFhC #1MfN3FgZ (joke)01/27 13:03
[微積] 微分(導數導函數)的證明但有BIG O函數
[ Math ]10 留言, 推噓總分: +4
作者: nyu5765 - 發表於 2023/01/04 21:15(1年前)
3Fj0958322080: 這個是數值微分(也就是差分)的形式,你把它做泰勒01/04 22:49
4Fj0958322080: 展開,那個 O 就是他的誤差項的最低次數01/04 22:49
6Fj0958322080: 這個也是寫 big-O,因為 h < 1所以次數越低誤差越大01/04 22:52
7Fj0958322080: ,跟一般演算法 big-O 是相反的01/04 22:52
數值分析
[ Math ]7 留言, 推噓總分: +3
作者: lohok050301 - 發表於 2022/12/19 10:52(1年前)
1Fj0958322080: 第二題直接歐拉法去解看看12/19 12:56
7Fj0958322080: 第二題應該是想告訴你 h 的選擇與準確度有關12/20 16:47