Buzano’s inequality and bounds for roots of algebraic equations

Buzano’s inequality and bounds for roots of algebraic equations
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by Masatoshi Fujii and Fumio Kubo PDF

Proc. Amer. Math. Soc. 117 (1993), 359-361 Request permission

A new bound for roots of algebraic equations will be given as a consequence of an inequality due to Buzano.

References

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Roger A. Horn and Charles R. Johnson, Matrix analysis, Cambridge University Press, Cambridge, 1985. MR 832183, DOI 10.1017/CBO9780511810817
Morris Marden, The Geometry of the Zeros of a Polynomial in a Complex Variable, Mathematical Surveys, No. 3, American Mathematical Society, New York, N. Y., 1949. MR 0031114