A fast implementation for GMRES method
For the popular generalized minimal residual (GMRES) iteration method a new and simple implementation is presented, which has the property of not using Givens rotations. By this modification the Arnoldi process is not modified and this new method has advantages in both computation cost and storage reqirements. The corresponding restarted version of the GMRES method is also considered.
scientific article; zbMATH DE number 2006398
scientific article