Security and Cryptography (S2, 2014)

Number Theory

Lecture Material




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Divisors, Greatest Common Divisor and Relatively Prime Modular Addition and Subtraction Modular Multiplication and Division Expanding with modular arithmetic properties 1 Expanding with modular arithmetic properties 2 Euler's Totient Examples Totient of two factors Euler's Theorem Example Fermat's Theorem Example Discrete Logarithm Examples Primitive Roots mod 7 Number Theory Examples

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