Why some people still think عدد یک اول است
I remember sitting in my fifth-grade math class, staring at a list of numbers on a chalkboard, convinced that عدد یک اول است because it just seemed like the most "prime" number of them all. It's the starting point, the loner, the one that doesn't let anyone else in. It felt like common sense back then. If a prime number is something that can't be divided by anything else, then surely the number one is the king of that category, right? ...