SVDAllocateSolution#

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

Synopsis#

#include "slepcsvd.h" 
PetscErrorCode SVDAllocateSolution(SVD svd,PetscInt extra)

Collective

Input Parameters#

  • svd - the singular value solver context

  • extra - number of additional positions, used for methods that require a working basis slightly larger than ncv

Developer Notes#

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

This is called at setup after setting the value of ncv and the flag leftbasis.

See Also#

SVD: Singular Value Decomposition, SVDSetUp()

Level#

developer

Location#

src/svd/interface/svdsetup.c

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