quasipositive matrix

A square matrix $A=(a_{ij})$ is a quasipositive matrix if it is nonnegative except perhaps on its main diagonal, i.e., $a_{ij}\ge 0$ for $i\ne j$.

Title	quasipositive matrix
Canonical name	QuasipositiveMatrix
Date of creation	2013-03-22 13:18:23
Last modified on	2013-03-22 13:18:23
Owner	Mathprof (13753)
Last modified by	Mathprof (13753)
Numerical id	6
Author	Mathprof (13753)
Entry type	Definition
Classification	msc 15A99
Synonym	essentially nonnegative matrix