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作者 Vulpix 在 PTT [ Math ] 看板的留言(推文), 共7235則
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1F→: 從星期i開始上班的人數是x_i,這樣就可以了。04/09 21:03
3F→: x_i≧0, 每天上班人數≧每天最低需求04/09 22:16
4F→: 目標函數就是全部加起來04/09 22:17
6F→: 不會啊,每個人都要從某一天開始連上5天班。04/10 00:05
7F→: 目標函數 = x_1 + x_2 + ... + x_704/10 00:06
6F→: 共線定理04/09 21:33
7F→: 所以這題目就是要你去定義關係啊。04/09 17:51
4F→: 不能積的那項剛好跟原本想算的差一個負號。04/08 14:33
5F→: 方法是對的,但後來的過程根本亂寫...04/08 14:33
6F→: 那個不定積分要是算得出來那還要繞這麼大一圈嗎XD04/08 14:33
5F→: 因為 (a^2+b^2)*z=0 for all z in Z[i]/(a+bi)04/06 16:01
6F→: 因為第三個人抽了兩支,就算抽到了,中獎籤一樣要04/05 23:44
7F→: 放回,可憐人啊。04/05 23:45
1F→: 真的,先學計算,熟悉符號的「使用」,再來看待這些04/04 12:00
2F→: 符號定義才會更深刻。04/04 12:01
1F→: 你可以先想想看1-norm(離均差)或∞-norm(半全距)04/03 16:47
13F→: 轉60度就是費馬點的精髓啊XD04/05 14:48