Suppose and that is prime in . Show that is prime in . I think the easiest way is to use the contrapositive, but I'm not sure.
Follow Math Help Forum on Facebook and Google+
Originally Posted by chiph588@ Suppose and that is prime in . Show that is prime in . I think the easiest way is to use the contrapositive, but I'm not sure. If for non-units then . This is a contradiction. Can you see why?
View Tag Cloud