Taking limit on both side gets an identity. Can not say, limit could be any number.
Give an example: S(n) = 1/2(S(n-1) + S(n-2)), S(1) = S(2) = 1.
所有跟帖:
• Very good, but the type is different. -jinjing- ♀ (116 bytes) () 10/10/2011 postreply 15:03:14
• 我就是太强调2,糊涂判定发散... -jinjing- ♀ (0 bytes) () 10/12/2011 postreply 10:05:45