13 lines
251 B
Plaintext
13 lines
251 B
Plaintext
= Congrucences =
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A Congruence
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{{{
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ax = 1 (mod m)
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}}}
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has a solution x, if and only if a and m are [[relative_prime]]s. The solution
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in the range of 1 to m-1 is denoted a^-1 or a^-1 (mod m), called the
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multiplicative inverse of a modulo m.
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