slepc-main 2024-11-15

MFNAllocateSolution

Allocate memory storage for common variables such as the basis vectors.

#include "slepcmfn.h" 
PetscErrorCode MFNAllocateSolution(MFN mfn,PetscInt extra)

Collective

	mfn	- matrix function context
	extra	- number of additional positions, used for methods that require a working basis slightly larger than ncv

This is SLEPC_EXTERN because it may be required by user plugin MFN implementations.

developer