Wednesday, March 27, 2019

elementary number theory - inversing using Euclid's algorithm

The question is:



Find the inverse of 14 mod 37. I don't know how to do, so could someone please explain it? Thanks in advance.

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analysis - Injection, making bijection

I have injection $f \colon A \rightarrow B$ and I want to get bijection. Can I just resting codomain to $f(A)$? I know that every function i...