If n is a positive integer and a is any integer relatively prime to n, the a\power{ϕ (n)}≡1 (mod n).
If n is a positive integer and a is any integer relatively prime to n, the a\power{ϕ (n)}≡1 (mod n).
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.5: Congruence Of Integers
Problem 30E: 30. Prove that any positive integer is congruent to its units digit modulo .
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If n is a positive integer and a is any integer relatively
prime to n, the
a\power{ϕ (n)}≡1 (mod n).
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