collaborators

1 paper

math.NA2021

Low-Synch Gram-Schmidt with Delayed Reorthogonalization for Krylov Solvers

Daniel Bielich, Julien Langou, Stephen Thomas +3

The parallel strong-scaling of Krylov iterative methods is largely determined by the number of global reductions required at each iteration. The GMRES and Krylov-Schur algorithms e…