A shift splitting concept is introduced and, correspondingly, a shift-splitting iteration scheme and a shift-splitting preconditioner are presented, for solving the large sparse system of linear ...

Positive definite matrices play a central role in mathematics, physics, statistics and engineering due to their unique properties and widespread applicability. These matrices, which are characterised ...

This is a preview. Log in through your library . Abstract A theorem is proven which relates the matrices of eigenvalues and eigenvectors of matrix products $AB^{T ...