作者查詢 / WINDHEAD
作者 WINDHEAD 在 PTT [ Math ] 看板的留言(推文), 共557則
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1F→: 沒有 我n>4的證明少算了好幾項 是錯的09/14 12:27
2F→: 那個只適用 n<5. 我另外回在上面 n>5 的時候09/14 12:28
3F→: 這個不等式不總是對的09/14 12:28
5F→: 對誒 我刪掉好了09/14 11:19
5F推: n=4 可以融合成 (x_1-x_2+x_3-x_4)^2>=009/13 16:26
9F→: 這題滿有趣的 可以用幾何作09/13 18:30
2F→: 我說他們弦論就不能發現一些物理的東西嗎07/09 09:46
1F推: 外積=力矩 是很常見的偏差說法 大部分數學老師沒有08/04 16:33
2F→: 認真想過這個說法是有問題的08/04 16:33
1F→: 他問的是會不會一直大下去, 你這個只證明長期會大07/01 12:51
2F→: 並沒有排除他在某個數字會逆轉(之後又逆轉回去)07/01 12:53
3F→: 我是說逆轉又逆轉回去的情況07/01 13:22
4F推: 質數數量有不等式可以估計阿07/01 12:46
5F→: 這個不需要(應該說不能)引用質數定理07/01 12:46
6F→: 你直接用 N^.5 < C*N/ln(N) < pi(N) 來看就好07/01 12:47
7F→: 你也可以從另外一個極端來問這個問題07/01 12:48
8F→: 相鄰平方數是否必定夾一個質數? Legendre 猜想07/01 12:48
9F→: 目前沒人知道怎麼證明07/01 12:49
6F→: 如果你用純數學符號的話 那就是只看順序03/16 15:27
7F→: 但既然用英文的話 寫法還是會有差異的03/16 15:27
8F→: 你甚至可以發現 定義跟定理的語氣也是略有差異03/16 15:28
9F→: 因為英文文章不一定會照邏輯語句的順序去寫03/16 15:32
10F→: 這時候用 any,each,all 來區分脈絡是很常見的03/16 15:32
40F推: 實分析連數學都很少用到 物理基本可以假設沒有10/04 08:04
47F推: 數學雖然純粹但數學家卻是可以很渣男的10/05 12:12
48F→: 尤其是那種嘴巴講著L^p勒貝格可積10/05 12:13
49F→: 心裡面卻是去想著簡單連續函數10/05 12:13
19F推: 歹勢 請問一下LLC是甚麼03/25 15:55
20F→: 阿 應該是 local Langlands conjectures ?03/25 17:00