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Modular Inverse -- from Wolfram MathWorld
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日期:2025-05-10
A modular inverse of an integer b (modulo m) is the integer b^(-1) such that bb^(-1)=1 (mod m). A modular inverse can be computed in Mathematica using PowerMod[b, -1, m]. Every nonzero integer b has an inverse (modulo p) for p a prime and b not a multiple...看更多