Re: n square free) ^ ( d I n and u = v (mod d) --> f(u) = f(v) (mod
d) ) --> (f is a polynomial over Z_n)

On Oct 16, 10:10 am, Olivier wrote:
> G Patel a écrit :
>

G Patel a écrit :
> How can I show that for any squarefree n and function f from Z_n to
> Z_n that has the propery

n square free) ^ ( d I n and u = v (mod d) --> f(u) = f(v) (mod d) )
--> (f is a polynomial over Z_n)

How can I show that for any squarefree n and function f from Z_n to
Z_n that has the propery that- whenever d I n and u = v (mod d) then f
(u)