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In Modular arithmetic,  y is the multiplicative inverse of x if:
In Modular arithmetic,  y is the modular inverse of x if:


<cmath>xy \equiv 1 (\text{mod m})</cmath>
<cmath>xy \equiv 1 (\text{mod m})</cmath>


and if x is not relatively prime to m
and if x is not relatively prime to m

Revision as of 15:45, 4 August 2021

In Modular arithmetic, y is the modular inverse of x if:

\[xy \equiv 1 (\text{mod m})\]

and if x is not relatively prime to m