PetscSectionCreateSubsection#
Create a new, smaller PetscSection composed of only selected fields
Synopsis#
#include "petscsection.h"   
PetscErrorCode PetscSectionCreateSubsection(PetscSection s, PetscInt len, const PetscInt fields[], PetscSection *subs)
Collective
Input Parameters#
- s - the - PetscSection
- len - the number of subfields 
- fields - the subfield numbers 
Output Parameter#
- subs - the subsection 
Notes#
The chart of subs is the same as the chart of s
This will error if a fieldnumber is out of range
See Also#
PetscSection, PetscSection, PetscSectionCreateSupersection(), PetscSectionCreate()
Level#
advanced
Location#
src/vec/is/section/interface/section.c
Index of all PetscSection routines
Table of Contents for all manual pages
Index of all manual pages