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Modulo p operation Given a positive integer p, any integer n must have an equation           n = kp + r Where K and R are integers and 0 ≤ r For positive integers p and integers A and B, the following operations are defined: Modulo operation: A

Http://mathforum.org/library/drmath/view/52343.htmlMod function and negative numbers Date: 04/28/2000 at 11:17:09From: AnneSubject: Using the mod() function with negative numbersI work in IT - Technical Support. I am trying to sort out a problem for

A ^ B mod C Assume 0 1. The original method is to first obtain a ^ B and finally mod C. However, this method is inefficient, and the time complexity is O (B), and a ^ B must be less than N to avoid overflow. It has great limitations.   2.

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Ask for the smallest X to make a ^ x = B (mod C) Question: [Expand the baby step giant step to solve the discrete logarithm problem] Author aekdycoin![Normal baby step giant step][Problem model]Solution0 [Idea]We can make an equivalentX = I

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1. Residual: The remainder after the division is divided, for example: MOD 4 = 2;   -17 MOD 4 =-1;    -3 MOD 4 =-3;    4 MOD (-3) = 1; -4 MOD 3 =-1; If a mod B is an XOR, then the resulting symbol is the same as a; Of course, a mod B is equivalent

A * B mod C quick calculation method 17:11:18 | category: classic algorithm | Tag: | large font size, small/medium subscription Method 1: Everyone can think of it. Calculate the value of a * B and then calculate the value of a * B mod C. This is