Lecture 10 More on modular arithmetic Multiplicative inverse

Lecture 10 More on modular arithmetic Multiplicative inverse

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日期:2025-06-23
Lecture 10 More on modular arithmetic Multiplicative inverse Whendoes hasamultiplicativeinversemodn? Example: Letnbeanintegergreaterthan1.Anintegerahasamultiplicativeinverse modulonifand only if gcd (a, n)=1 ,that is aand nare co -prime (or relatively pri...看更多