Components

AMGCL defines the following algorithmic components:

• Backends
  • OpenMP (builtin) backend
  • OpenMP (builtin) hybrid backend
  • NVIDIA CUDA backend
  • VexCL backend
  • VexCL hybrid backend
  • ViennaCL backend
  • Eigen backend
  • Blaze backend
• Value Types
  • Scalar values
  • Complex values
  • Statically sized matrices
  • Eigen static matrices
• Matrix Adapters
  • Tuple of CRS arrays
  • Zero copy
  • Block matrix
  • Scaled system
  • Reordered system
  • Eigen matrix
  • Epetra matrix
  • uBlas matrix
• Iterative Solvers
  • CG
  • BiCGStab
  • BiCGStab(L)
  • GMRES
  • “Loose” GMRES (LGMRES)
  • Flexible GMRES (FGMRES)
  • IDR(s)
  • Richardson iteration
  • PreOnly
• Preconditioners
  • General preconditioners
    • AMG
    • Single-level relaxation
    • Dummy
  • Composite preconditioners
    • CPR
    • CPR (DRS)
    • Schur Pressure Correction
• Relaxation
  • Damped Jacobi
  • Gauss-Seidel
  • Chebyshev
  • Incomplete LU relaxation
    • ILU0
    • ILUK
    • ILUP
    • ILUT
  • Sparse Approximate Inverse relaxation
    • SPAI0
    • SPAI1
  • Scalar to Block convertor
• Coarsening Strategies
  • Ruge-Stuben
  • Aggregation-based coarsening
    • Aggregation
    • Smoothed Aggregation
    • Smoothed Aggregation with Energy Minimization
  • Block to Scalar convertor
• Coupling Solvers with Preconditioners
  • make_solver
  • make_block_solver
  • deflated_solver