作者查詢 / APM99
作者 APM99 在 PTT [ Math ] 看板的留言(推文), 共922則
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3F推:個人認為 f'+(0) 不等於 110/21 18:01
4F推:也就是 個人認為 f'+(0) = f'-(0) = 1 這是錯的10/21 18:04
5F推:lim [f(x)-f(0)] / (x-0) 在0的左lim應該不等於右lim10/21 18:07
3F推:通分 把分子乘開就出來了10/20 12:49
1F推:自己微阿 先求arctan(x)對x的微分 然後用圈入10/19 19:46
1F→:部分科目不重要 部分科目重要10/19 19:48
2F→:重要的科目有 : 微積分 微分方程10/19 19:50
3F→:其它大都是邏輯推理 or 會教你用軟體算10/19 19:51
20F推:數字計算能力當然不等於數學能力 數學能力那麼廣10/20 12:47
5F推:就是看是不是2的倍數而已阿 這種簡單定義又不會特10/17 10:21
6F→:別把+-分開10/17 10:21
1F推:2. 你把他翻譯成中文你就知道了10/16 17:38
3F→:不假設存在不能這樣做嗎?10/15 20:03
1F推:備妥微積分跟線性代數的書 然後看矩陣微積分10/14 11:43
2F→:不會的地方在去翻前者的某些特定章節就夠了10/14 11:44
1F推:你在說啥?10/10 16:19
5F推:B點是啥10/10 16:47
7F推:知道原本的ABC知道轉換後對應的A'C要知道B'是容易的10/10 17:09
8F→: C'10/10 17:09