I just stumbled over $x \equiv_m y$ and I am not quite sure what it means. Is it a short form for $x \equiv y \pmod m$?
What does $x \equiv_m y$ mean?
0
$\begingroup$
notation
congruences
-
4I have seen it used for the meaning you suggest – 2017-01-19
-
0This notation has the advantage that you can chain it easily. – 2017-01-21