Real roots of Polynomials

The Captain · Riemann Hypothesis Offline Joined: 08 Feb 2005 Posts: 388

Do you know any necessary and sufficient condition for a polynomial to have only real roots?
I've read in a book that this question has been discussed in AMM March 1992, but I do not have access to that .
Thanks in advance.

**Posted:** Tue Aug 23, 2005 10:55 pm

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