Contents

Iterative methods

Richardson, CG, CG with Neuman polynomial preconditioning, BiCG, BiCG with restart, Lanczos / Orthores, CGS, BiCGstab, BiCGstab2, BiCGstab, QMR, TFQMR, truncated OrthoMin and OrthoRes, Incomplete Orthogonalisation, GMRES: restarted, restarted with Householder reflections, and nested restarted GMRESR; CGNE and CGNR, LSQR and LSQE.

Preconditioners

Richardson and Jacobi

Data structures

Regular Grid Stencil storage supported; also data structure free mode by passing product and solve routines, or through reverse communication.

Manual

Reference manual, 64 pages; also Getting Started manual, Examples manual, and guide to the XPCG Xwindows front end.

Example codes

Yes.