Document Type : Research Articles

Authors

Arak university of Iran

10.22080/cjms.2020.16355.1391

Abstract

‎In this paper for two given sets of eigenvalues‎, ‎which one of them is the eigenvalues of circulant matrix and the other is the eigenvalues of skew-circulant matrix‎, ‎we find a nonnegative matrix‎, ‎such that the union of two sets be the spectrum of nonnegative matrices‎.

Keywords