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coki2008xmu

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[½»Á÷] ¡¾ÇóÖú¡¿matlabÈçºÎËãÒ»¸ö»ý·Ö

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?int ((1-(1/2)*cos(x))/(((5/4)-cos(x))^(3/2)),'0','2*pi')

ans =

4/3*EllipticK(2/3*2^(1/2))+4*EllipticE(2/3*2^(1/2))

ºÃÏñÊÇÍÖÔ²º¯Êý»ý·Ö£¬ÏÂÃæ¸ÃÈçºÎÇó½âÄØ£¿Çó¸÷λ´ïÈË¡£¡£¡£
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[ Last edited by zzgyb on 2008-11-25 at 13:01 ]
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yes_zhu

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

¡ï ¡ï
mingdong(½ð±Ò+2,VIP+0):thanks£¡ 3-14 08:33
>>f=@(x)(1-(1/2).*cos(x))./(((5/4)-cos(x)).^(3/2))

f =

    @(x)(1-(1/2).*cos(x))./(((5/4)-cos(x)).^(3/2))

>> quadl(f,0,2*pi)

ans =

    7.8265

>> quad(f,0,2*pi)

ans =

   7.8265
2Â¥2009-03-14 03:31:09
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