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Think I might be stumped on this problem. I was thinking to show that Eisenstein fails when n isn't prime, but I'm not sure how to do that. | Think I might be stumped on this problem. I was thinking to show that Eisenstein fails when n isn't prime, but I'm not sure how to do that. | ||
| + | --- | ||
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| + | something by using the counter...? | ||
Revision as of 19:10, 8 April 2009
- Show that $ Phi_n(x) $ is reducible if $ n $ is not prime.
Think I might be stumped on this problem. I was thinking to show that Eisenstein fails when n isn't prime, but I'm not sure how to do that. ---
something by using the counter...?
