AbstractWe provide a method for improving bounds for nonmaximal eigenvalues of positive matrices. A numerical example indicates the improvements can be substantial
In their recent paper "The spectral norm of a Horadam circulant matrix", Merikoski, Haukkanen, Matti...
AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for A-1∞....
AbstractThe bounds of the smallest and largest eigenvalues for rank-one modification of the Hermitia...
AbstractIn this work, we improve the lower and upper bounds obtained by Zhang and Luo [X. Zhang, R. ...
AbstractLet A be a complex n×n matrix. We find lower bounds for its numerical radius r(A)=max{|x∗Ax|...
AbstractWe consider lower bounds for the largest eigenvalue of a symmetric matrix. In particular we ...
AbstractA new lower bound on the smallest eigenvalue τ(A★B) for the Fan product of two nonsingular M...
AbstractIf A and B are n×n nonsingular M-matrices, a lower bound on the smallest eigenvalue τ(A☆B) f...
AbstractLet A be an n×n matrix with singular values σ1⩾⋯⩾σn. If 1⩽r⩽n, then σr=minH∈Sr‖H‖, where Sr ...
AbstractLet A be a weakly chained diagonally dominant (wcdd) M-matrix, an upper bound for ‖A-1‖∞ is ...
AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for ‖A-1‖...
AbstractThe spread of an n×n matrix A with eigenvalues λ1,…,λn is defined by sprA=maxj,k|λj−λk|. We ...
AbstractConsider the nonlinear matrix equationX=Q+AH(X−C)−1A,where Q is an n×n Hermitian positive de...
AbstractLet Pn+ denote the set of all n×n nonnegative matrices. For a function f:R+m→R+ and matrices...
AbstractSome new lower bounds for the minimum eigenvalue of the Hadamard product of an M-matrix and ...
In their recent paper "The spectral norm of a Horadam circulant matrix", Merikoski, Haukkanen, Matti...
AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for A-1∞....
AbstractThe bounds of the smallest and largest eigenvalues for rank-one modification of the Hermitia...
AbstractIn this work, we improve the lower and upper bounds obtained by Zhang and Luo [X. Zhang, R. ...
AbstractLet A be a complex n×n matrix. We find lower bounds for its numerical radius r(A)=max{|x∗Ax|...
AbstractWe consider lower bounds for the largest eigenvalue of a symmetric matrix. In particular we ...
AbstractA new lower bound on the smallest eigenvalue τ(A★B) for the Fan product of two nonsingular M...
AbstractIf A and B are n×n nonsingular M-matrices, a lower bound on the smallest eigenvalue τ(A☆B) f...
AbstractLet A be an n×n matrix with singular values σ1⩾⋯⩾σn. If 1⩽r⩽n, then σr=minH∈Sr‖H‖, where Sr ...
AbstractLet A be a weakly chained diagonally dominant (wcdd) M-matrix, an upper bound for ‖A-1‖∞ is ...
AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for ‖A-1‖...
AbstractThe spread of an n×n matrix A with eigenvalues λ1,…,λn is defined by sprA=maxj,k|λj−λk|. We ...
AbstractConsider the nonlinear matrix equationX=Q+AH(X−C)−1A,where Q is an n×n Hermitian positive de...
AbstractLet Pn+ denote the set of all n×n nonnegative matrices. For a function f:R+m→R+ and matrices...
AbstractSome new lower bounds for the minimum eigenvalue of the Hadamard product of an M-matrix and ...
In their recent paper "The spectral norm of a Horadam circulant matrix", Merikoski, Haukkanen, Matti...
AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for A-1∞....
AbstractThe bounds of the smallest and largest eigenvalues for rank-one modification of the Hermitia...
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