Question

anyone know how to explain Modular additon and congruent modulo m?

Answer 1

a and b are congruent modulo m \(\iff \exists k \text{, such that } km = a-b\)

Answer 2

oh, \(k \in \mathbb{Z}\)

Answer 3

ok im sorry but, i didnt understand any of that. ive never seen those symbols, still having trouble comprehending

Answer 4

I just means that \(\frac{(a-b)}{m}\) will be an integer.

Answer 5

I know the E written on the bottom stands for element

Answer 6

\(\exists \) means "There exists". \(\iff\) means "if and only if".