Title of article :
Totally positive matrices and totally positive hypergraphs
Author/Authors :
Grzegorz Kubicki، نويسنده , , Jen Lehel، نويسنده , , Micha Morayne، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2001
Abstract :
A real matrix is totally positive if all its minors are nonnegative. In this paper, we characterize 0–1 matrices that can be transformed into totally positive matrices by permutations of rows and columns.
Journal title :
Linear Algebra and its Applications
Journal title :
Linear Algebra and its Applications
