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200204121

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clear
   x=-6:0.01:6;
   y=x;
   s=size(x);
   zs=s(1,2)^2;
   k=0;
   for i=1:s(1,2)
       for j=1:s(1,2)
           a1=(x(i)^2)/9+(y(j)^2)/36;
           a2=(x(i)^2)/36+y(j)^2;
           a3=(x(i)-2)^2+(y(j)+1)^2;
           if a1               if a2                   if a3                       k=k+1;
                   end
               end
           end
       end
   end
   mj=(12^2)*k/zs;
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mj = 7.2150
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mjq240301

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200204121

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mjq240301

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200204121(½ð±Ò+5):·Ç³£¸ÐлÄúµÄÄÍÐĽâ´ð 2010-10-31 21:38:39
nono2009(½ð±Ò+1):¹ÄÀøÓ¦Öú£¬»¶Ó­³£À´½»Á÷ 2010-11-02 07:07:37
sµÄ¾ØÕóÊÇ[1 1201]   x=-6:0.01:6;  xÖÐÓÐ1201¸öÊý¾Ý0Ç°Ãæ600¸ö ºóÃæ600¸ö  ¼ÓÉÏ0 ¾ÍÊÇ1201¸öÊý¾ÝÁË  ÒòΪsÊÇÒ»ÐÐ1201ÁеľØÕó  ËùÒÔsize·µ»ØµÄÊÇ [1 1201]
4Â¥2010-10-31 17:43:38
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Òø³æ (СÓÐÃûÆø)

200204121(½ð±Ò+5):·Ç³£¸ÐлÄúµÄÄÍÐĽâ´ð 2010-10-31 21:36:42
ÒýÓûØÌû:
Originally posted by 200204121 at 2010-10-31 13:07:06:
sµÄ¾ØÕó¾ÍÊÇ(1200 1200)ô Ϊʲô»áÊÇ1201ÄØ Õâµã»¹ÊDz»¶®£¬ºÇºÇ

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