作者查詢 / keith291
作者 keith291 在 PTT [ trans_math ] 看板的留言(推文), 共212則
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1F→:第2題你題目看錯了140.112.152.38 05/25 16:40
2F→:第3題分子是4,你的分隔線分開它了140.112.152.38 05/25 16:41
1F→:心臟線的相關計算幾乎用這類做法都可解140.112.66.200 05/20 19:19
2F→:第2題 本版文章代碼(AID): #1Bx4ouCo140.112.7.214 04/06 12:39
3F→:印象中是stewart習題之一140.112.7.214 04/06 12:40
5F推:然後其實這作法有些不嚴謹,積分的可交換218.166.111.203 12/25 19:22
6F→:性其實是要分析的218.166.111.203 12/25 19:23
5F推:文章代碼 #1C7thUHf (trans_math)61.231.106.34 11/20 23:04
1F→:中間那"≦" 是用到三角不等式218.166.104.62 10/22 22:40
5F→:用到L'hospital rule一次218.166.108.120 10/13 18:30
6F→:然後不用樓樓上那個作法的原因是因為218.166.108.120 10/13 18:30
7F→:變數變換後還要說明趨近"負無限"和原本218.166.108.120 10/13 18:31
8F→:定義中的正無限會得一樣結果 有點麻煩218.166.108.120 10/13 18:31
1F→:δ≠10/11,比如取x=20/1161.231.97.62 10/07 23:22
2F→:則0<|x-1|<δ但|f(x)-1| > 0.161.231.97.62 10/07 23:23
2F→:應該是發散61.231.103.7 07/03 14:28
1F→:另外arctan(√2 + 1),arctan(√2 - 1)61.231.110.224 06/21 22:45
2F→:可用畫圖求得61.231.110.224 06/21 22:45
3F→:分別為3π/8,π/861.231.110.224 06/21 22:45