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[数论] 菲波那契数列modp后的周期

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realnumber posted 2024-5-2 11:02 |Read mode
菲波那契数列F(0)=0,F(1)=1,F(n+2)=F(n+1)+F(n),$n\in N$
设随着n变化,F(n)  mod p(p为给定的质数)的最小正周期为m,即F(m)=0 (mod p)且F(m+1)=1(mod p)
证明或否定F(n)($\mod p^{k+1}$)的最小正周期为$mp^k$.

简化版p=5,k=1也没头绪.

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睡神 posted 2024-5-2 11:53 from mobile
@realnumber 大佬,好久不见

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好久不见,😅不是大lao  posted 2024-5-2 18:18
除了不懂,就是装懂

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ic_Mivoya posted 2024-5-2 16:40

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en,收到  posted 2024-5-2 18:31

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