fieldAvailable
preconditioner
CPU preconditioner; Automatic selects AMG when installed, otherwise Diagonal for symmetric systems and ILU for general systems.
Reference contract
| Field | Value | Description |
|---|---|---|
| valueType | enum | Declared input representation. |
| default | Automatic | Release default applied when the field is omitted. |
| allowed | ["Automatic","None","Diagonal","ILU","AMG"] | Allowed declaration values. |
CPU preconditioner; Automatic selects AMG when installed, otherwise Diagonal for symmetric systems and ILU for general systems.
The declared value type is enum. The release default is Automatic. Allowed values are ["Automatic","None","Diagonal","ILU","AMG"].