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2Â¥: Originally posted by wurongjun at 2015-07-02 14:57:08
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f'(t_i)=(f(t_i)-f(t_i-1))/(ti-t_i-1)

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f'(t_i)=(f(t_i)-f(t_i-1))/(ti-t_i-1)

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ÒýÓûØÌû:
3Â¥: Originally posted by suijiyige at 2015-07-02 15:07:32
ÄãºÃ£¬¶ÔÓÚÎÒÕâ¸öÎÊÌ⣬Äܵõ½Ò»¸ö¶ÔÓ¦µÄp ÖµÂð£¿ÄÜÉÔ΢ÏêϸµãÂð£¿Ð»Ð»£¬t=0ʱ£¬hcl£¨t=0£©=0...

p(t_i)=-8*h(t_i)/r0^2*(h(t_i)-h(t_i-1))/(ti-t_i-1)
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4Â¥2015-07-02 15:26:12
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