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dubo(½ð±Ò+1): »¶Ó­³£À´³ÌÐòÓïÑÔ°æÌÖÂÛ 2011-06-06 16:19:50
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Originally posted by yalefield at 2011-06-01 08:41:16:
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Ãû³Æ£º·´Ë«ÇúÓàÏÒ arccosh

¶¨Ò壺arccosh(x)=ln(x+(x^-1))
×¢£ºx>=1

[code]

double ArcCosh(double x)
{
   if (x >= 1)
   {
      return log(x+1/x);
   }
   ret ...

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double arccosh(double x)
{
        double y=log(x+pow((x*x-1),0.5));
        return y;
}

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jjdg(½ð±Ò+1): ¸ÐлӦÖú 2011-06-01 01:41:17
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2Â¥2011-05-31 23:30:28
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haixing2008

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ÒýÓûØÌû:
Originally posted by yalefield at 2011-05-31 23:30:28:
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3Â¥2011-06-01 08:03:35
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haixing2008(½ð±Ò+5): ·Ç³£¸Ðл£¡ 2011-06-01 10:24:35
ÓàÔó³É(½ð±Ò+3): лл²ÎÓëÓ¦Öú£¡ 2011-06-02 00:06:57
ÒýÓûØÌû:
Originally posted by haixing2008 at 2011-06-01 08:03:35:
²»Ò»ÑùµÄ£¬acosÊÇarccosº¯Êý£¬¸úarccoshº¯Êý£¬²»Ò»Ñùѽ

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Ãû³Æ£º·´Ë«ÇúÓàÏÒ arccosh

¶¨Ò壺arccosh(x)=ln(x+(x^-1))
×¢£ºx>=1
CODE:
double ArcCosh(double x)
{
   if (x >= 1)
   {
      return log(x+1/x);
   }
   return 9999999999999999999999999999999999999999;
}

4Â¥2011-06-01 08:41:16
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