-product of Krylov-subspace solvers, as well as by applying L-BFGS updates. Moreover, our proposal is also suited for the solution …

-product of Krylov subspace solvers. Each preconditioner in our class is identified by setting the values of a pair of parameters …

latter was constructed by using information from a Krylov subspace method, adopted to solve the large symmetric linear system … independent of the choice of the Krylov subspace method adopted, proved to be effective also when solving sequences of slowly …

This paper presents theoretical foundations of global Krylov subspace methods for model order reductions. This method … is an extension of the standard Krylov subspace method for multiple-inputs multiple-outputs (MIMO) systems. By employing …

solution of large scale indefinite linear systems by using a Krylov subspace method, and describe the iterative construction of … Krylov subspace method is used, as by product, to provide an approximate inverse preconditioner. Then, we experience our … use a Krylov subspace method to both approximately solve the Newton equation and to construct the preconditioner to be …

considered here. Several Krylov subspace methods for first or second-order systems were tested. Numerical examples comparing our … systems emerged. This work concentrates on the reduction of certain FE systems arising in machine tool simulation with Krylov … subspace methods. The main goal of this work is to discuss whether these methods are suitable for the type of application …

Krylov subspace methods combined with a QR decomposition of these vectors. This problem arises in the implementation of …