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作者 thisday 在 PTT [ Math ] 看板的留言(推文), 共559則
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4F推:我是直接把他算出來耶!! 已知(u,v,0)10/16 22:51
8F→: 對呀~~!10/16 23:05
9F→:知道(u,v,0)&(0,0,1) 可以知道方向 就可以假設S^2-N10/16 23:06
10F→:上的點=(u,v,0)+k(0,0,1) 然後再帶進球面方程式10/16 23:07
11F→: k(u,v,-1) 才對10/16 23:08
12F→:寫成(0,0,1)+k(u,v,-1) 比較好 (k不等於0)10/16 23:09
1F推:推 M.C.Escher10/16 01:04
1F推:推幾何意義10/12 18:23
5F推: 嗎? = =?10/08 15:18
4F推:ABC卷是什麼??10/06 22:43
18F推:"初等"微積分之神10/06 22:01
8F推:樓上 應該是2喔09/21 23:47
16F推:據說雄哥教課時會從書架上隨機選取課本09/22 21:01
17F→:上課時 書中的總節數/課堂數 = 當堂課的進度09/22 21:02
4F推: I_A△B??? I_A(x)??? 要如何用呢?09/07 20:46
5F推:用 溫氏圖 表達就可以了嗎?09/07 20:55
3F推:08/29 21:17