Prove that the map from

pi : (Z; +) -> (Z_n; +)

that takes x to [x]_n is a group homomorphism.

I know what a homomorphism is, not sure how to prove this case...

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- Oct 15th 2009, 02:44 PMCarmineCortezHomomorphism
Prove that the map from

pi : (Z; +) -> (Z_n; +)

that takes x to [x]_n is a group homomorphism.

I know what a homomorphism is, not sure how to prove this case... - Oct 15th 2009, 03:17 PMtonio