petsc-3.11.4 2019-09-28
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PCApplySymmetricLeft
Applies the left part of a symmetric preconditioner to a vector.
Synopsis
#include "petscksp.h"
PetscErrorCode
PCApplySymmetricLeft
(
PC
pc,
Vec
x,
Vec
y)
Collective on
PC
and
Vec
Input Parameters
pc
- the preconditioner context
x
- input vector
Output Parameter
y
-output vector
Notes
Currently, this routine is implemented only for
PCICC
and
PCJACOBI
preconditioners.
Keywords
PC
, apply, symmetric, left
See Also
PCApply
(),
PCApplySymmetricRight
()
Level
developer
Location
src/ksp/pc/interface/precon.c
Implementations
PCApplySymmetricLeft_BJacobi_Singleblock in src/ksp/pc/impls/bjacobi/bjacobi.c
PCApplySymmetricLeft_Cholesky in src/ksp/pc/impls/factor/cholesky/cholesky.c
PCApplySymmetricLeft_ICC in src/ksp/pc/impls/factor/icc/icc.c
PCApplySymmetricLeft_ILU in src/ksp/pc/impls/factor/ilu/ilu.c
PCApplySymmetricLeft_Shell in src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages