QPSGetResidualHistory
Gets the array used to hold the residual history and the number of residuals it contains.
Synopsis
PetscErrorCode QPSGetResidualHistory(QPS qps,PetscReal *a[],PetscInt *na)
Not Collective
Input Parameter
qps -iterative context obtained from QPSCreate()
Output Parameters
| a | - pointer to array to hold history (or NULL)
|
| na | - number of used entries in a (or NULL)
|
Notes
Can only be called after a QPSSetResidualHistory() otherwise a and na are set to zero
Keywords
QPS, get, residual, history, norm
See Also
QPSGetResidualHistory()
Level:advanced
Location:src/qps/interface/qps.c
Index of all QPS routines
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Index of all manual pages