10 Feb
2014
10 Feb
'14
7:59 a.m.
At 06:26 AM 2/10/2014, Andy Latto wrote:
Do the people who say that 1 is a prime also say that 0 is a composite?
Yes, because gcd(0,n)=|n| for all rational integers n. http://en.wikipedia.org/wiki/Greatest_common_divisor