Preconditioning and the Conjugate Gradient Method in the Context of Solving PDEs is about the interplay between modeling, analysis, discretization, matrix compu

The conjugate gradient (CG) algorithm is almost always the iterative method of choice for solving linear systems with symmetric positive definite matrices. This

This book provides essential lecture notes on solving large linear saddle-point systems, which arise in a wide range of applications and often pose computationa

The volume features high-quality papers based on the presentations at the ICOSAHOM 2020+1 on spectral and high order methods. The carefully reviewed articles co

The use of scientific computing tools is currently customary for solving problems at several complexity levels in Applied Sciences. The great need for reliable