slepc-main 2024-11-09

EPSAllocateSolution

Allocate memory storage for common variables such as eigenvalues and eigenvectors.

#include "slepceps.h" 
PetscErrorCode EPSAllocateSolution(EPS eps,PetscInt extra)

Collective

	eps	- eigensolver 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 EPS implementations.

developer