Properties🔗

• Geometric agglomerated Algebraic MultiGrid preconditioner
• Symmetric and asymmetric matrices
• Parallel inconsistent
• See GAMG solver details

Usage🔗

preconditioner  GAMG;
smoother        <smoother>;
relTol          <relatve tolerance>;
tolerance       <absolute tolerance>;

Further information🔗

Source code:

• $FOAM_SRC/OpenFOAM/matrices/lduMatrix/preconditioners/GAMGPreconditioner

API:

• Foam::GAMGPreconditioner