I have seen that there exists two group homomorphisms from Z to Z/2Z. However, I cannot seem to understand this. I mean I know that there exists a trivial grp hom. which sends all of Z to 0 in Z/2Z. But I cannot think of anymore. Any help?(adsbygoogle = window.adsbygoogle || []).push({});

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# Order of Hom(Z,Z/2Z)

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