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erwty

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hylpy

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feixiaolin: ÆÁ±ÎÄÚÈÝ 2015-09-08 22:32:32
feixiaolin: Ó¦ÖúÖ¸Êý-1 2015-09-09 14:15:51
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2Â¥2015-09-08 11:10:11
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ssszhangxx

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

3Â¥2015-09-08 11:41:32
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erwty

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by hylpy at 2015-09-08 11:10:11
Áît=\frac{k\pi }{bx};
x=\frac{k\pi }{bt},dx=-\frac{k\pi }{bt^2}
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4Â¥2015-09-08 11:45:38
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shenyxtata

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by ssszhangxx at 2015-09-08 11:41:32
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5Â¥2015-09-08 12:09:22
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erwty

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
5Â¥: Originally posted by shenyxtata at 2015-09-08 12:09:22
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\frac{k\pi}{b} \int_{k\pi/b^2}^\infty \frac{\sin t}{t^3} dt...

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6Â¥2015-09-08 12:17:12
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peterflyer

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erwty: ½ð±Ò+10, ¡ïÓаïÖú 2015-09-09 09:02:31
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7Â¥2015-09-08 13:54:06
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hylpy

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erwty: ½ð±Ò+5, ¡ïÓаïÖú 2015-09-09 09:02:23
feixiaolin: Ó¦ÖúÖ¸Êý+1 2015-09-09 14:15:42
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shenyxtata

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
6Â¥: Originally posted by erwty at 2015-09-08 12:17:12
ÕâÊÇʲô£¿...

latex
\frac{k\pi}{b} \int_{k\pi/b^2}^\infty \frac{\sin t}{t^3} dt
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9Â¥2015-09-08 16:20:09
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shenyxtata

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
6Â¥: Originally posted by erwty at 2015-09-08 12:17:12
ÕâÊÇʲô£¿...

http://latex.codecogs.com/gif.latex?$\frac{k\pi}{b} \int_{k\pi/b^2}^\infty \frac{\sin t}{t^3} dt$
10Â¥2015-09-08 16:21:59
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