show: if p is a prime in an integral domain, then p is irreducible.
waah.. thanks!!
This problem is easy, it just uses the definition of "prime" and "irreducible". Say that p = a*b where (p is a non-zero non-unit) now argue that one of these numbers a,b needs to be units.
This problem is easy, it just uses the definition of "prime" and "irreducible". Say that p = a*b where (p is a non-zero non-unit) now argue that one of these numbers a,b needs to be units.
that is where i am stuck..
EDIT: got it already.. thanks TPH for the response!!
Last edited by kalagota; Dec 11th 2007 at 08:44 PM.