Thread: Multiplication mod 2

Hi,
Maybe it is obvious but I must be sure. Is it true that:

or simply that:
?
We are working in .

Originally Posted by Migotek84

Hi,
Maybe it is obvious but I must be sure. Is it true that:

or simply that:
?
We are working in .

Well, just check when , the only two elements we have in . Yes, the identity is trivially true then.

Tonio

Thanks for help