petsc-3.5.1 2014-08-06
Report Typos and Errors

KSPSetComputeOperators

set routine to compute the linear operators

Synopsis

#include "petscksp.h" 
PetscErrorCode KSPSetComputeOperators(KSP ksp,PetscErrorCode (*func)(KSP,Mat,Mat,void*),void *ctx)
Logically Collective

Input Arguments

ksp - the KSP context
func - function to compute the operators
ctx - optional context

Calling sequence of func

 func(KSP ksp,Mat *A,Mat *B,MatStructure *mstruct,void *ctx)

ksp - the KSP context
A - the linear operator
B - preconditioning matrix
ctx - optional user-provided context

See Also

KSPSetOperators(), DMKSPSetComputeOperators()

Level:beginner
Location:
src/ksp/ksp/interface/itfunc.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ksp/ksp/examples/tutorials/ex25.c.html
src/ksp/ksp/examples/tutorials/ex28.c.html
src/ksp/ksp/examples/tutorials/ex29.c.html
src/ksp/ksp/examples/tutorials/ex31.c.html
src/ksp/ksp/examples/tutorials/ex32.c.html
src/ksp/ksp/examples/tutorials/ex34.c.html
src/ksp/ksp/examples/tutorials/ex45.c.html
src/ksp/ksp/examples/tutorials/ex50.c.html
src/ksp/ksp/examples/tutorials/ex22f.F.html
src/ksp/ksp/examples/tutorials/ex45f.F.html