“Some say 2+2=4. Others we’ve spoken to believe the answer is 5.”
– The media today, basically
“Some say 2+2=4. Others we’ve spoken to believe the answer is 5.”
– The media today, basically
Z/3Z is the ring of natural numbers (Z) "modulo 3". I never thought I'd need that again
So essentially (2+2) mod 3 = 1.
https://en.m.wikipedia.org/wiki/Modular_arithmetic#Integers_modulo_m