1161       MatNullSpace nullsp, transnullsp;  in MatView()  local
1188       PetscCall(MatGetNullSpace(mat, &nullsp));  in MatView()
1190       if (nullsp) PetscCall(PetscViewerASCIIPrintf(viewer, "  has attached null space\n"));  in MatView()
1191 …if (transnullsp && transnullsp != nullsp) PetscCall(PetscViewerASCIIPrintf(viewer, "  has attached…  in MatView()
1192       PetscCall(MatGetNearNullSpace(mat, &nullsp));  in MatView()
1193       if (nullsp) PetscCall(PetscViewerASCIIPrintf(viewer, "  has attached near null space\n"));  in MatView()
1470   PetscCall(MatNullSpaceDestroy(&(*A)->nullsp));  in MatDestroy()
5946 …if (mat->nullsp && mat->checknullspaceonassembly) PetscCall(MatNullSpaceTest(mat->nullsp, mat, NUL…  in MatAssemblyEnd()
8943 PetscErrorCode MatGetNullSpace(Mat mat, MatNullSpace *nullsp)  in MatGetNullSpace()  argument
8947   PetscAssertPointer(nullsp, 2);  in MatGetNullSpace()
8948   *nullsp = (mat->symmetric == PETSC_BOOL3_TRUE && !mat->nullsp) ? mat->transnullsp : mat->nullsp;  in MatGetNullSpace()
8972 PetscErrorCode MatGetNullSpaces(PetscInt n, Mat mat[], MatNullSpace *nullsp[])  in MatGetNullSpaces()  argument
8977   PetscAssertPointer(nullsp, 3);  in MatGetNullSpaces()
8979   PetscCall(PetscCalloc1(3 * n, nullsp));  in MatGetNullSpaces()
8982     (*nullsp)[i] = mat[i]->nullsp;  in MatGetNullSpaces()
8983     PetscCall(PetscObjectReference((PetscObject)(*nullsp)[i]));  in MatGetNullSpaces()
8984     (*nullsp)[n + i] = mat[i]->nearnullsp;  in MatGetNullSpaces()
8985     PetscCall(PetscObjectReference((PetscObject)(*nullsp)[n + i]));  in MatGetNullSpaces()
8986     (*nullsp)[2 * n + i] = mat[i]->transnullsp;  in MatGetNullSpaces()
8987     PetscCall(PetscObjectReference((PetscObject)(*nullsp)[2 * n + i]));  in MatGetNullSpaces()
9010 PetscErrorCode MatRestoreNullSpaces(PetscInt n, Mat mat[], MatNullSpace *nullsp[])  in MatRestoreNullSpaces()  argument
9015   PetscAssertPointer(nullsp, 3);  in MatRestoreNullSpaces()
9016   PetscAssertPointer(*nullsp, 3);  in MatRestoreNullSpaces()
9020     PetscCall(MatSetNullSpace(mat[i], (*nullsp)[i]));  in MatRestoreNullSpaces()
9021     PetscCall(PetscObjectDereference((PetscObject)(*nullsp)[i]));  in MatRestoreNullSpaces()
9022     PetscCall(MatSetNearNullSpace(mat[i], (*nullsp)[n + i]));  in MatRestoreNullSpaces()
9023     PetscCall(PetscObjectDereference((PetscObject)(*nullsp)[n + i]));  in MatRestoreNullSpaces()
9024     PetscCall(MatSetTransposeNullSpace(mat[i], (*nullsp)[2 * n + i]));  in MatRestoreNullSpaces()
9025     PetscCall(PetscObjectDereference((PetscObject)(*nullsp)[2 * n + i]));  in MatRestoreNullSpaces()
9027   PetscCall(PetscFree(*nullsp));  in MatRestoreNullSpaces()
9066 PetscErrorCode MatSetNullSpace(Mat mat, MatNullSpace nullsp)  in MatSetNullSpace()  argument
9070   if (nullsp) PetscValidHeaderSpecific(nullsp, MAT_NULLSPACE_CLASSID, 2);  in MatSetNullSpace()
9071   if (nullsp) PetscCall(PetscObjectReference((PetscObject)nullsp));  in MatSetNullSpace()
9072   PetscCall(MatNullSpaceDestroy(&mat->nullsp));  in MatSetNullSpace()
9073   mat->nullsp = nullsp;  in MatSetNullSpace()
9074   if (mat->symmetric == PETSC_BOOL3_TRUE) PetscCall(MatSetTransposeNullSpace(mat, nullsp));  in MatSetNullSpace()
9091 PetscErrorCode MatGetTransposeNullSpace(Mat mat, MatNullSpace *nullsp)  in MatGetTransposeNullSpace()  argument
9096   PetscAssertPointer(nullsp, 2);  in MatGetTransposeNullSpace()
9097 …*nullsp = (mat->symmetric == PETSC_BOOL3_TRUE && !mat->transnullsp) ? mat->nullsp : mat->transnull…  in MatGetTransposeNullSpace()
9119 PetscErrorCode MatSetTransposeNullSpace(Mat mat, MatNullSpace nullsp)  in MatSetTransposeNullSpace()  argument
9123   if (nullsp) PetscValidHeaderSpecific(nullsp, MAT_NULLSPACE_CLASSID, 2);  in MatSetTransposeNullSpace()
9124   if (nullsp) PetscCall(PetscObjectReference((PetscObject)nullsp));  in MatSetTransposeNullSpace()
9126   mat->transnullsp = nullsp;  in MatSetTransposeNullSpace()
9149 PetscErrorCode MatSetNearNullSpace(Mat mat, MatNullSpace nullsp)  in MatSetNearNullSpace()  argument
9154   if (nullsp) PetscValidHeaderSpecific(nullsp, MAT_NULLSPACE_CLASSID, 2);  in MatSetNearNullSpace()
9156   if (nullsp) PetscCall(PetscObjectReference((PetscObject)nullsp));  in MatSetNearNullSpace()
9158   mat->nearnullsp = nullsp;  in MatSetNearNullSpace()
9177 PetscErrorCode MatGetNearNullSpace(Mat mat, MatNullSpace *nullsp)  in MatGetNearNullSpace()  argument
9182   PetscAssertPointer(nullsp, 2);  in MatGetNearNullSpace()
9184   *nullsp = mat->nearnullsp;  in MatGetNearNullSpace()