Results 1 to 10 of about 306 (40)

Matrix Analysis for Continuous-Time Markov Chains

open access: yesSpecial Matrices, 2021
Continuous-time Markov chains have transition matrices that vary continuously in time. Classical theory of nonnegative matrices, M-matrices and matrix exponentials is used in the literature to study their dynamics, probability distributions and other ...
Le Hung V., Tsatsomeros M. J.
doaj   +1 more source

The Number of P-Vertices of Singular Acyclic Matrices: An Inverse Problem

open access: yesDiscussiones Mathematicae Graph Theory, 2020
Let A be a real symmetric matrix. If after we delete a row and a column of the same index, the nullity increases by one, we call that index a P-vertex of A.
Du Zhibin, da Fonseca Carlos M.
doaj   +1 more source

M-matrix and inverse M-matrix extensions

open access: yesSpecial Matrices, 2020
A class of matrices that simultaneously generalizes the M-matrices and the inverse M-matrices is brought forward and its properties are reviewed. It is interesting to see how this class bridges the properties of the matrices it generalizes and provides a
McDonald J.J.   +6 more
doaj   +1 more source

The almost semimonotone matrices

open access: yesSpecial Matrices, 2019
A (strictly) semimonotone matrix A ∈ ℝn×n is such that for every nonzero vector x ∈ ℝn with nonnegative entries, there is an index k such that xk > 0 and (Ax)k is nonnegative (positive).
Wendler Megan
doaj   +1 more source

New error bounds for linear complementarity problems of Σ-SDD matrices and SB-matrices

open access: yesOpen Mathematics, 2019
A new error bound for the linear complementarity problem (LCP) of Σ-SDD matrices is given, which depends only on the entries of the involved matrices. Numerical examples are given to show that the new bound is better than that provided by García-Esnaola ...
Hou Zhiwu, Jing Xia, Gao Lei
doaj   +1 more source

Combinatorial aspects of generalized complementary basic matrices

open access: yesOpen Mathematics, 2013
Fiedler Miroslav, Hall Frank
doaj   +1 more source

Factorizable matrices

open access: yesSpecial Matrices, 2013
Fiedler Miroslav, Hall Frank J.
doaj   +1 more source

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