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AztecPreconds Struct Reference

Detailed Description

Aztec preconditioners.

Public Types

enum  {
  None,
  Jacobi,
  Neumann,
  LS,
  GS,
  DD,
  ILU,
  BILU,
  ICC,
  ILUT,
  RILU,
  Recursive,
  Smoother,
  Multilevel,
  UserDefined,
  IfpackBILU
}
 

Member Enumeration Documentation

anonymous enum
Enumerator
None 

No preconditioning.

Jacobi 

Jacobi.

Neumann 

Neumann series polynomial.

LS 

Least-squares polynomial.

GS 

Symmetric Gauss-Seidel.

DD 

Non-overlapping domain decomposition.

ILU 

DD with ILU in subdomains.

BILU 

DD with block-ILU in subdomains.

ICC 

DD with incomplete Choleski in subdomains.

ILUT 

DD with ILUT in subdomains.

RILU 

DD with RILU in subdomains.

Recursive 

Recursive call to iteration.

Smoother 

Recursive call to iteration.

Multilevel 

DD with coarse grid.

UserDefined 

User defined preconditioner.

IfpackBILU 

DD with BILU (Ifpack version)