MFNSetOperator#

Sets the matrix for which the matrix function is to be computed.

Synopsis#

#include "slepcmfn.h" 
PetscErrorCode MFNSetOperator(MFN mfn,Mat A)

Collective

Input Parameters#

  • mfn - the matrix function context

  • A - the problem matrix

Notes#

It must be called before MFNSetUp(). If it is called again after MFNSetUp() then the MFN object is reset.

See Also#

MFNSolve(), MFNSetUp(), MFNReset()

Level#

beginner

Location#

src/mfn/interface/mfnsetup.c

Examples#

src/mfn/tutorials/ex39.c
src/eps/tutorials/ex36.c
src/mfn/tutorials/ex23.c
src/mfn/tutorials/ex37.c
src/mfn/tutorials/ex26.c
src/mfn/tutorials/ex23f.F90


Index of all MFN routines Table of Contents for all manual pages Index of all manual pages