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Andy
Frequent VisitorJoined: 28 Oct 2003Posts: 391
Location: Hong Kong
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Posted: Wed Jan 12, 2005 6:16 pm Post subject: An interesting integration problem
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Recently, I saw a problem in an exam of Complex Analysis:
Find the value of .
This improper integral can be done with residue theorem. However, it is complicated to do so. However, there is a tricky to do so. Only techniques taught in secondary school are required!_________________
Patience and tolerance are necessarily demanded Year-round.
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marco_dick
Frequent Visitor
Joined: 02 Nov 2003Posts: 150
Location: HKUST Maths
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Posted: Fri Jan 14, 2005 12:22 pm Post subject:
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Then noticed that the first expression and the last expression have a common term, the answer is _________________人生每一步，都影響著下一步，在佛家上，稱為「業」。這不是「因」，因為「因」是絕對的，即每做「因」，必有「果」。
以前我不明白，但見奧雲在皇馬越打越好，我明白了。祝奧雲平步青雲！
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Curtiss20184
Frequent VisitorJoined: 30 Aug 2004Posts: 38
Location: HK F7
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Posted: Mon Jan 17, 2005 12:10 am Post subject:
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marco_dick wrote:
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Then noticed that the first expression and the last expression have a common term, the answer is |
第三行落第四行諗唔通呀…_________________
I am a Form 7 Student in Hong Kong.
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Curtiss20184
Frequent VisitorJoined: 30 Aug 2004Posts: 38
Location: HK F7
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Posted: Mon Jan 17, 2005 12:11 am Post subject:
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我明晒啦~~~thanks !!!_________________
I am a Form 7 Student in Hong Kong.
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