AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for ‖A-1‖∞. Furthermore, the lower bound of the smallest eigenvalue q(A) is established
AbstractIf A and B are n×n nonsingular M-matrices, a lower bound on the smallest eigenvalue τ(A☆B) f...
AbstractUpper bounds for the spectral variation of two regular matrix pairs have been given in [Guox...
AbstractLet A be an n×n matrix, q(A)=min{|λ|:λ∈σ(A)} and σ(A) denote the spectrum of A. From Fiedler...
AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for A-1∞....
AbstractLet A be a weakly chained diagonally dominant (wcdd) M-matrix, an upper bound for ‖A-1‖∞ is ...
AbstractSome new lower bounds for the minimum eigenvalue of the Hadamard product of an M-matrix and ...
AbstractFor the Hadamard product A∘A−1 of an M-matrix A and its inverse A−1, we give new lower bound...
AbstractLet A be a complex n×n matrix. We find lower bounds for its numerical radius r(A)=max{|x∗Ax|...
AbstractLet A be an n×n matrix with singular values σ1⩾⋯⩾σn. If 1⩽r⩽n, then σr=minH∈Sr‖H‖, where Sr ...
AbstractIn this work, we improve the lower and upper bounds obtained by Zhang and Luo [X. Zhang, R. ...
AbstractIn this note, we bound the inverse of nonsingular diagonal dominant matrices under the infin...
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...
AbstractFor a complex matrix A, the well-known Lévy–Desplanques theorem states that A is nonsingular...
AbstractWe prove: if (xij) is an m×n matrix with non-negative real entries, which are not all equal ...
AbstractIf A and B are n×n nonsingular M-matrices, a lower bound on the smallest eigenvalue τ(A☆B) f...
AbstractUpper bounds for the spectral variation of two regular matrix pairs have been given in [Guox...
AbstractLet A be an n×n matrix, q(A)=min{|λ|:λ∈σ(A)} and σ(A) denote the spectrum of A. From Fiedler...
AbstractLet A be a real strictly diagonally dominant M-matrix. We give a sharp upper bound for A-1∞....
AbstractLet A be a weakly chained diagonally dominant (wcdd) M-matrix, an upper bound for ‖A-1‖∞ is ...
AbstractSome new lower bounds for the minimum eigenvalue of the Hadamard product of an M-matrix and ...
AbstractFor the Hadamard product A∘A−1 of an M-matrix A and its inverse A−1, we give new lower bound...
AbstractLet A be a complex n×n matrix. We find lower bounds for its numerical radius r(A)=max{|x∗Ax|...
AbstractLet A be an n×n matrix with singular values σ1⩾⋯⩾σn. If 1⩽r⩽n, then σr=minH∈Sr‖H‖, where Sr ...
AbstractIn this work, we improve the lower and upper bounds obtained by Zhang and Luo [X. Zhang, R. ...
AbstractIn this note, we bound the inverse of nonsingular diagonal dominant matrices under the infin...
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...
AbstractFor a complex matrix A, the well-known Lévy–Desplanques theorem states that A is nonsingular...
AbstractWe prove: if (xij) is an m×n matrix with non-negative real entries, which are not all equal ...
AbstractIf A and B are n×n nonsingular M-matrices, a lower bound on the smallest eigenvalue τ(A☆B) f...
AbstractUpper bounds for the spectral variation of two regular matrix pairs have been given in [Guox...
AbstractLet A be an n×n matrix, q(A)=min{|λ|:λ∈σ(A)} and σ(A) denote the spectrum of A. From Fiedler...