Category:Multiplicative Group of Reduced Residues Modulo 7

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Multiplicative Group of Reduced Residues Modulo $7$

Consider the reduced residue system $\Z'_7$ modulo $7$ under modulo multiplication:

$\Z'_7 = \set {\eqclass 1 7, \eqclass 2 7, \eqclass 3 7, \eqclass 4 7, \eqclass 5 7, \eqclass 6 7}$


$\struct {\Z'_7, \times_7}$ is the multiplicative group of reduced residues modulo 7.