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Re: lcm(0,n) gives 0 which should be changed.
From: |
Jordi Gutiérrez Hermoso |
Subject: |
Re: lcm(0,n) gives 0 which should be changed. |
Date: |
Mon, 26 Mar 2018 09:24:23 -0400 |
On Sun, 2018-03-25 at 22:48 -0700, Dildar Sk wrote:
> Forgive me, but lcm of x,y lcm(x,y) must be divisible by x and y.
You can define divisibility without using division. The integer X is
divisible by Y if there exists an integer W such that X = WY. By this
definition, 0 is divisible by 0, since any real W is a witness to this
divisibility.