4494 …if (issymmetric != PETSC_BOOL3_UNKNOWN) PetscCall(MatSetOption(*M, MAT_SYMMETRIC, PetscBool3ToBool…  in MatConvert()
4495 …if (ishermitian != PETSC_BOOL3_UNKNOWN) PetscCall(MatSetOption(*M, MAT_HERMITIAN, PetscBool3ToBool…  in MatConvert()
4496   if (isspd != PETSC_BOOL3_UNKNOWN) PetscCall(MatSetOption(*M, MAT_SPD, PetscBool3ToBool(isspd)));  in MatConvert()
5705         else mat->hermitian = PETSC_BOOL3_UNKNOWN;  in MatDiagonalScale()
5723         mat->symmetric = mat->spd = PETSC_BOOL3_UNKNOWN;  in MatDiagonalScale()
5921         mat->symmetric = PETSC_BOOL3_UNKNOWN;  in MatAssemblyEnd()
5922         mat->hermitian = PETSC_BOOL3_UNKNOWN;  in MatAssemblyEnd()
5924 …l && mat->ass_nonzerostate != mat->nonzerostate) mat->structurally_symmetric = PETSC_BOOL3_UNKNOWN;  in MatAssemblyEnd()
5925       if (!mat->spd_eternal) mat->spd = PETSC_BOOL3_UNKNOWN;  in MatAssemblyEnd()
6131 …PetscCheck(mat->symmetric != PETSC_BOOL3_UNKNOWN, PetscObjectComm((PetscObject)mat), PETSC_ERR_ARG…  in MatSetOption()
6136 …PetscCheck(mat->structurally_symmetric != PETSC_BOOL3_UNKNOWN, PetscObjectComm((PetscObject)mat), …  in MatSetOption()
6140 …PetscCheck(mat->spd != PETSC_BOOL3_UNKNOWN, PetscObjectComm((PetscObject)mat), PETSC_ERR_ARG_WRONG…  in MatSetOption()
8596 …PETSC_BOOL3_UNKNOWN && (*newmat)->structurally_symmetric == PETSC_BOOL3_UNKNOWN && (*newmat)->spd …  in MatCreateSubMatrix()
9371   if (A->symmetric != PETSC_BOOL3_UNKNOWN && !tol) *flg = PetscBool3ToBool(A->symmetric);  in MatIsSymmetric()
9410   if (A->hermitian != PETSC_BOOL3_UNKNOWN && !tol) *flg = PetscBool3ToBool(A->hermitian);  in MatIsHermitian()
9448   if (A->symmetric != PETSC_BOOL3_UNKNOWN) {  in MatIsSymmetricKnown()
9485   if (A->spd != PETSC_BOOL3_UNKNOWN) {  in MatIsSPDKnown()
9523   if (A->hermitian != PETSC_BOOL3_UNKNOWN) {  in MatIsHermitianKnown()
9558   if (A->structurally_symmetric != PETSC_BOOL3_UNKNOWN) {  in MatIsStructurallySymmetric()
9595   if (A->structurally_symmetric != PETSC_BOOL3_UNKNOWN) {  in MatIsStructurallySymmetricKnown()