Category:Multiplicative Group of Reduced Residues Modulo 8

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Multiplicative Group of Reduced Residues Modulo $8$

Consider the reduced residue system $\Z'_8$ modulo $8$ under modulo multiplication:

$\Z'_8 = \set {\eqclass 1 8, \eqclass 3 8, \eqclass 5 8, \eqclass 7 8}$


$\struct {\Z'_8, \times_8}$ is the multiplicative group of reduced residues modulo 8.