AbstractThe author studies the construction of p.n.p. matrices, i.e., matrices with nonpositive principal minors of orders k, 1 ⩽ k ⩽ n
AbstractWe determine the minimum number of 1s in an (irreducible) (0, 1) matrix of order n such that...
AbstractWe consider intervals of matrices with respect to the usual entrywise partial ordering. Nece...
AbstractGiven a vector u∈R2n, the principal minor assignment problem asks when is there an n×n matri...
AbstractThe author studies the construction of p.n.p. matrices, i.e., matrices with nonpositive prin...
AbstractThe localization of the eigenvalues of matrices with nonnegative sums of principal minors is...
AbstractIn this paper, we study and characterize various classes of matrices that are defined based ...
AbstractIn this paper we examine two well-known classes of matrices in linear complementarity theory...
AbstractWe derive a necessary and sufficient condition under which a reflexive generalized inverse o...
AbstractWeakly sign-symmetric matrices have non-negative principal minors and non-negative products ...
AbstractLet P denote the n-by-n matrices all of whose principal minors are positive. For S = P and c...
AbstractLet A be a real n × n matrix. A is TP (totally positive) if all the minors of A are nonnegat...
AbstractA N-matrix is a matrix with real entries whose principal minors are negative. We obtain some...
AbstractWe present some necessary and sufficient conditions for a real matrix to be a P-matrix. They...
AbstractAn inequality is obtained relating the eigenvalue of minimum modulus of an N0-matrix A to th...
AbstractWe show that a square matrix A with at least one positive entry and all principal minors neg...
AbstractWe determine the minimum number of 1s in an (irreducible) (0, 1) matrix of order n such that...
AbstractWe consider intervals of matrices with respect to the usual entrywise partial ordering. Nece...
AbstractGiven a vector u∈R2n, the principal minor assignment problem asks when is there an n×n matri...
AbstractThe author studies the construction of p.n.p. matrices, i.e., matrices with nonpositive prin...
AbstractThe localization of the eigenvalues of matrices with nonnegative sums of principal minors is...
AbstractIn this paper, we study and characterize various classes of matrices that are defined based ...
AbstractIn this paper we examine two well-known classes of matrices in linear complementarity theory...
AbstractWe derive a necessary and sufficient condition under which a reflexive generalized inverse o...
AbstractWeakly sign-symmetric matrices have non-negative principal minors and non-negative products ...
AbstractLet P denote the n-by-n matrices all of whose principal minors are positive. For S = P and c...
AbstractLet A be a real n × n matrix. A is TP (totally positive) if all the minors of A are nonnegat...
AbstractA N-matrix is a matrix with real entries whose principal minors are negative. We obtain some...
AbstractWe present some necessary and sufficient conditions for a real matrix to be a P-matrix. They...
AbstractAn inequality is obtained relating the eigenvalue of minimum modulus of an N0-matrix A to th...
AbstractWe show that a square matrix A with at least one positive entry and all principal minors neg...
AbstractWe determine the minimum number of 1s in an (irreducible) (0, 1) matrix of order n such that...
AbstractWe consider intervals of matrices with respect to the usual entrywise partial ordering. Nece...
AbstractGiven a vector u∈R2n, the principal minor assignment problem asks when is there an n×n matri...
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