Z-matrix

A square matrix is called a $Z$-matrix if all off-diagonal entries are less than or equal to zero.

Z-matrix arises naturally in solving Dirichlet problem numerically, and linear modeling of economy.

Reference:

M. Fiedler, Special matrices and their applications in numerical mathematics, 1986, Martinus Nijhoff Publishers, Dordrecht.

R. A. Horn and C. R. Johnson, Topics in matrix analysis, 1991, Cambridge University Press, United Kingdom.

R. B. Bapat and T. E. S. Raghavan, Nonnegative matrices and applications, 1997, Cambridge University Press, United Kingdom.

Title	Z-matrix
Canonical name	Zmatrix
Date of creation	2013-03-22 15:24:51
Last modified on	2013-03-22 15:24:51
Owner	kshum (5987)
Last modified by	kshum (5987)
Numerical id	11
Author	kshum (5987)
Entry type	Definition
Classification	msc 15A57