عنوان On the inverse eigenvalue problem of symmetric nonnegative matrices نوع پژوهش مقاله چاپشده کلیدواژهها Symmetric nonnegative inverse eigenvalue problem · Spectrum of matrix · Perron eigenvalue چکیده In this paper, at first for a given set of real numbers with only one positive number, and in continue for a given set of real numbers in special conditions, we construct a symmetric nonnegative matrix such that the given set is its spectrum. پژوهشگران علی محمد نظری (نفر اول)، عطیه نظامی (نفر سوم)، اشرف مشایخی (نفر دوم)