The Polytope Of Generalized Tournament Matrices With A Common Integral Score Vector

Steve Kirkland1, Norman J.Pullman2
1 Department of Mathematics and Statistics University of Regina Regina, Saskatchewan, Canada S4S 0A2
2 Department of Mathematics and Statistics Queen’s University Kingston, Ontario, Canada K7L 3N6

Abstract

We consider the polytope \(\mathcal{P}(s)\) of generalized tournament matrices with score vector \(s\). For the case that \(s\) has integer entries, we find the extreme points of \(\mathcal{P}(s)\) and discuss the graph-theoretic structure of its \(1\)-skeleton.