A characterization of trace zero nonnegative 5×5 matrices

A note on an inverse problem for nonnegative matrices

Raphael Loewy, David London · Linear and Multilinear Algebra · 1978 · 174 citations

Natural Sciences, Mathematics, Algebra +10

An inequality for nonnegative matrices and the inverse eigenvalue problem

Robert Reams · Linear and Multilinear Algebra · 1996 · 60 citations

Natural Sciences, Computer Science, Mathematics +10

A refinement of an inequality of Johnson, Loewy and London on nonnegative matrices and some applications

Thomas J. Laffey, Eleanor Meehan · Electronic Journal of Linear Algebra · 1998 · 29 citations · Full text

Natural Sciences, Mathematics, Combinatorics +6