slepc-3.22.1 2024-10-28

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

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