
abstract algebra - How to calculate GCD of Gaussian integers ...
The Euclidean Algorithm: We just look at our particular problem, which is too small to give a full illustration of the process. The idea is to imitate the ordinary process of division with …
Why does the Euclidean algorithm for finding GCD work?
Oct 3, 2019 · why the Euclidean algorithm for finding the GCD of two numbers always works by using a standard argument in number theory: showing that a problem is equivalent to the …
Euclidean Algorithm vs Factorization - Mathematics Stack Exchange
Mar 25, 2015 · Can someone give me an explanation targeted to a high school student as to why finding thegcd of two numbers is faster using the euclidean algorithm compared to using …
How to find the inverse modulo $m$? - Mathematics Stack Exchange
In fact, many factoring algorithms work by making educated guesses and then computing gcds by using the Euclidean Algorithm in the hope of getting a nontrivial factor that way, precisely …
Extended Euclidean Algorithm: backward and forward form
Thus we see that using the extended Euclidean algorithm to compute the gcd Bezout equation yields one method of computing modular inverses (and fractions). See here & here for more …
elementary number theory - How does the (extended) Euclidean …
Mar 9, 2019 · Note that the Euclidean algorithm doesn't work for polynomials with integer coefficients (try using the algorithm to deduce $\gcd (x, 2) = 1$). You need to have …
Method of solving extended Euclidean algorithm for three …
I already got idea of solving gcd with three numbers. But I am wondering how to solve the extended Euclidean algorithm with three, such as: 47x + 64y + 70z = 1 Could anyone give me …
Why do we eventually end up with $0$ in Euclidean Algorithm?
Oct 13, 2018 · So this 'one-step-at-time' subtraction algorithm will always end after $ (m -1 ) + (n-1)$ steps (Euclidean division can always be done by repeated subtraction). Now the Euclidean …
Proving correctness of Euclid's GCD Algorithm through Induction
Jan 24, 2020 · Explore related questions proof-writing algorithms induction euclidean-algorithm
What is the difference between Euclid's division lemma and …
Sep 1, 2016 · Euclid's Division Algorithm is an algorithm to find the greatest common divisor ($\gcd$) of two natural numbers facilitated by repeated use of the Division Lemma until in the …