PETSc version 3.15.5
PCFieldSplitGetSchurBlocks
Gets all matrix blocks for the Schur complement 
Synopsis
#include "petscpc.h" 
PetscErrorCode  PCFieldSplitGetSchurBlocks(PC pc,Mat *A00,Mat *A01,Mat *A10, Mat *A11)
Collective on KSP
Input Parameter
|  | pc | - the preconditioner context | 
Output Parameters
|  | A00 | - the (0,0) block | 
|  | A01 | - the (0,1) block | 
|  | A10 | - the (1,0) block | 
|  | A11 | - the (1,1) block | 
See Also
 PCFIELDSPLIT
Level
advanced
Location
src/ksp/pc/impls/fieldsplit/fieldsplit.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages