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作者 jacky7987 在 PTT [ Math ] 看板的留言(推文), 共3105則

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Re: [微積] 一題積分

[ Math ]3 留言, 推噓總分: +2

作者: air11 - 發表於 2011/01/05 00:46(13年前)

2^F推jacky7987:弧長公式，因為y可以被x決定01/05 00:55

Re: [代數] 習題幾問

[ Math ]4 留言, 推噓總分: +1

作者: hanabiz - 發表於 2011/01/04 23:48(13年前)

2^F推jacky7987:喔喔感謝學長﹨(╯▽╰)∕01/04 23:51

3^F→jacky7987:所以(a+b)^p≡a^p+b^p只有在char(R)是p的時候才會對01/04 23:52

4^F→jacky7987:是嗎?01/04 23:52

Re: [代數] 習題幾問

[ Math ]3 留言, 推噓總分: +1

作者: hanabiz - 發表於 2011/01/04 12:30(13年前)

1^F推jacky7987:問學長一下，char(R)=p是說1要加p個會變成0對吧01/04 23:03

2^F→jacky7987:(偷偷翻了(很)後面的課文)01/04 23:03

[代數] 習題幾問

[ Math ]7 留言, 推噓總分: +1

作者: jacky7987 - 發表於 2011/01/03 23:55(13年前)

3^F→jacky7987:樓上的方法跟名詞我們似乎還沒教到，不過感謝01/04 12:00

4^F→jacky7987:謝謝一樓01/04 12:00

7^F→jacky7987:謝謝你:)01/04 23:06

Re: [中學] 0^(1/2) 與 (-1)^(1/2) 無意義的理由？

[ Math ]29 留言, 推噓總分: +12

作者: secjmy - 發表於 2011/01/03 22:38(13年前)

7^F推jacky7987:看到這個腦中都是複變= =01/04 00:23

[微積] 收斂區間

[ Math ]8 留言, 推噓總分: +4

作者: fir0857 - 發表於 2010/12/31 09:25(13年前)

3^F推jacky7987:可是這題並沒有要求收斂區間阿，只要求C使得此級數12/31 12:28

4^F→jacky7987:收斂，所以用integral test應該就可吧12/31 12:28

[其他] 拉普拉斯的第二移位定理

[ Math ]2 留言, 推噓總分: +1

作者: jayemshow - 發表於 2010/12/29 21:08(13年前)

1^F推jacky7987:cos(a+b)=cos(a)cos(b)-sin(a)sin(b)12/29 21:25

Re: [其他] 每個無理數都可以用有限的文字定義出來 …

[ Math ]16 留言, 推噓總分: +3

作者: znmkhxrw - 發表於 2010/12/28 23:41(13年前)

14^F推jacky7987:他只是解解方程式而已12/29 00:17

[其他] R.I.P.

[ Math ]51 留言, 推噓總分: +44

作者: Dexterity - 發表於 2010/05/27 00:18(14年前)

11^F推jacky7987:R.I.P.05/27 00:55

[建議] 發文的時候該注意的地方

[ Math ]28 留言, 推噓總分: +21

作者: mmmaaatttttt - 發表於 2010/04/08 21:23(14年前)

13^F推jacky7987:推04/09 00:05

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