ToolsProcessingNumericsSolversConjugate gradientOptionsDILU preconditionerOn this pageDILU preconditionerProperties Asymmetric matrices Simplified <B>D</B>iagonal-based <B>I</B>ncomplete <B>LU</B> preconditioner Parallel inconsistent Usage preconditioner DILU; Further information Source code: DILUPreconditioner API: Foam::DILUPreconditioner