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Can u give me a homomorphism map from {1, -1, i, -i} to Z/4Z?

Z is the symbol for integers, i is root -1

thanks

2007-11-22 06:25:23 · 2 answers · asked by ___ 4 in Science & Mathematics Mathematics

2 answers

i^j -->j for j = 0, 1, 2, 3.

That's the idea behind the prior answer.

2007-11-22 14:27:28 · answer #1 · answered by Curt Monash 7 · 0 0

{1, i, -1, -i} --> {0, 1, 2, 3}

2007-11-22 06:44:41 · answer #2 · answered by moshi747 3 · 1 1

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