BVResize#

Change the number of columns.

Synopsis#

#include "slepcbv.h" 
PetscErrorCode BVResize(BV bv,PetscInt m,PetscBool copy)

Collective

Input Parameters#

  • bv - the basis vectors

  • m - the new number of columns

  • copy - a flag indicating whether current values should be kept

Note#

Internal storage is reallocated. If the copy flag is set to true, then the contents are copied to the leading part of the new space.

See Also#

BVSetSizes(), BVSetSizesFromVec()

Level#

advanced

Location#

src/sys/classes/bv/interface/bvbasic.c

Implementations#

BVResize_Contiguous() in src/sys/classes/bv/impls/contiguous/contig.c
BVResize_Mat() in src/sys/classes/bv/impls/mat/bvmat.c
BVResize_Svec() in src/sys/classes/bv/impls/svec/svec.c
BVResize_Vecs() in src/sys/classes/bv/impls/vecs/vecs.c

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