DSReallocate#

Reallocates memory for internal storage or matrices in DS, keeping the previously set data.

Synopsis#

#include "slepcds.h" 
PetscErrorCode DSReallocate(DS ds,PetscInt ld)

Logically Collective

Input Parameters#

  • ds - the direct solver context

  • ld - new leading dimension

Notes#

The new leading dimension must be larger than the previous one. The relevant data previously set is copied over to the new data structures.

This operation is not available in all DS types.

See Also#

DS: Direct Solver (or Dense System), DSAllocate()

Level#

developer

Location#

src/sys/classes/ds/interface/dsbasic.c

Implementations#

DSReallocate_GSVD() in src/sys/classes/ds/impls/gsvd/dsgsvd.c
DSReallocate_HEP() in src/sys/classes/ds/impls/hep/dshep.c
DSReallocate_HSVD() in src/sys/classes/ds/impls/hsvd/dshsvd.c
DSReallocate_NHEP() in src/sys/classes/ds/impls/nhep/dsnhep.c
DSReallocate_SVD() in src/sys/classes/ds/impls/svd/dssvd.c

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