DSDuplicate#

Creates a new direct solver object with the same options as an existing one.

Synopsis#

#include "slepcds.h" 
PetscErrorCode DSDuplicate(DS ds,DS *dsnew)

Collective

Input Parameter#

  • ds - direct solver context

Output Parameter#

  • dsnew - location to put the new DS

Notes#

DSDuplicate() DOES NOT COPY the matrices, and the new DS does not even have internal arrays allocated. Use DSAllocate() to use the new DS.

The sorting criterion options are not copied, see DSSetSlepcSC().

See Also#

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

Level#

intermediate

Location#

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

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