作者查詢 / secjmy
作者 secjmy 在 PTT [ Math ] 看板的留言(推文), 共127則
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1F推: 寶妮老師,之前有部影片翻譯清朝微積分課本XD04/04 18:38
12F推: 你檢查一下如果直接定義12/14 14:11
13F→: v(s)=[g(s)-g(y)-g'(y)(s-y)]/(s-y) if s=/=y12/14 14:11
14F→: v(y)=0,是不是就沒問題了12/14 14:11
6F推: e是無理數很好證啊,學過微積分就夠了08/25 17:36
7F→: 之前回文說很難證不知道是用什麼方法證的XD08/25 17:36
8F→: 之前還看過某版本pi是無理數的證明,也滿短的08/25 17:45
9F→: 關鍵字: Niven pi is irrational08/25 17:47
25F推: v大是把In看成Ln了嗎XD08/01 09:41
1F推: 讀Apostol的高微,Friedberg的線代07/25 16:18
2F→: 題外話,你3個數學家名字都拼錯XD07/25 16:18
3F→: Hessian, Jacobian, Lagrange07/25 16:19
1F推: 反例: space-filling curve06/26 01:55
1F→: 你沒來演習課吼XD,這題助教有講12/29 16:35
2F→: 因為y跟f都是週期,所以y*f應該要是有界才對12/29 16:37
3F→: 好像講錯了,是用到y*x bounded才對12/29 16:39
4F→: 看到帳號先噓 啊Math板不能按2 QQ04/19 21:34
2F推: 按一下計算機發現1/0.95-1.05=0.26%的確差一點XD03/22 02:38