On real polynomials without nonnegative roots. (English) Zbl 1224.11044
Summary: An elementary proof of a result of D. Handelman [Mem. Amer. Math. Soc. 54, No. 320, 79 p. (1985; Zbl 0571.46045)] on real Laurent polynomials without nonnegative roots is presented.
MSC:
| 11C08 | Polynomials in number theory |
