::internal::TriaAccessorImplementation::Implementation | Triangulation< dim, spacedim > | friend |
::internal::TriangulationImplementation::Implementation | Triangulation< dim, spacedim > | friend |
::internal::TriangulationImplementation::ImplementationMixedMesh | Triangulation< dim, spacedim > | friend |
::internal::TriangulationImplementation::TriaObjects class | Triangulation< dim, spacedim > | friend |
active_cell_iterator typedef | Triangulation< dim, spacedim > | |
active_cell_iterators() const | Triangulation< dim, spacedim > | |
active_cell_iterators_on_level(const unsigned int level) const | Triangulation< dim, spacedim > | |
active_face_iterator typedef | Triangulation< dim, spacedim > | |
active_face_iterators() const | Triangulation< dim, spacedim > | |
active_hex_iterator typedef | Triangulation< dim, spacedim > | |
active_line_iterator typedef | Triangulation< dim, spacedim > | |
active_quad_iterator typedef | Triangulation< dim, spacedim > | |
active_vertex_iterator typedef | Triangulation< dim, spacedim > | |
add_periodicity(const std::vector< GridTools::PeriodicFacePair< cell_iterator > > &) | Triangulation< dim, spacedim > | virtual |
all_reference_cells_are_hyper_cube() const | Triangulation< dim, spacedim > | |
all_reference_cells_are_simplex() const | Triangulation< dim, spacedim > | |
allow_anisotropic_smoothing enum value | Triangulation< dim, spacedim > | |
anisotropic_refinement | Triangulation< dim, spacedim > | private |
begin(const unsigned int level=0) const | Triangulation< dim, spacedim > | |
begin_active(const unsigned int level=0) const | Triangulation< dim, spacedim > | |
begin_active_face() const | Triangulation< dim, spacedim > | |
begin_active_hex(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_active_line(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_active_quad(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_active_vertex() const | Triangulation< dim, spacedim > | |
begin_face() const | Triangulation< dim, spacedim > | |
begin_hex(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_line(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_quad(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_raw(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_raw_hex(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_raw_line(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_raw_quad(const unsigned int level=0) const | Triangulation< dim, spacedim > | private |
begin_vertex() const | Triangulation< dim, spacedim > | |
cell_attached_data | Triangulation< dim, spacedim > | |
CELL_COARSEN | Triangulation< dim, spacedim > | static |
CELL_INVALID | Triangulation< dim, spacedim > | static |
cell_iterator typedef | Triangulation< dim, spacedim > | |
cell_iterators() const | Triangulation< dim, spacedim > | |
cell_iterators_on_level(const unsigned int level) const | Triangulation< dim, spacedim > | |
CELL_PERSIST | Triangulation< dim, spacedim > | static |
CELL_REFINE | Triangulation< dim, spacedim > | static |
CellAccessor< dim, spacedim > class | Triangulation< dim, spacedim > | friend |
CellStatus typedef | Triangulation< dim, spacedim > | |
check_for_distorted_cells | Triangulation< dim, spacedim > | private |
check_no_subscribers() const noexcept | Subscriptor | private |
clear() | Triangulation< dim, spacedim > | virtual |
clear_despite_subscriptions() | Triangulation< dim, spacedim > | private |
clear_user_data() | Triangulation< dim, spacedim > | |
clear_user_flags() | Triangulation< dim, spacedim > | |
clear_user_flags_hex() | Triangulation< dim, spacedim > | |
clear_user_flags_line() | Triangulation< dim, spacedim > | |
clear_user_flags_quad() | Triangulation< dim, spacedim > | |
coarse_cell_id_to_coarse_cell_index(const types::coarse_cell_id coarse_cell_id) const | Triangulation< dim, spacedim > | privatevirtual |
coarse_cell_index_to_coarse_cell_id(const unsigned int coarse_cell_index) const | Triangulation< dim, spacedim > | privatevirtual |
coarsen_global(const unsigned int times=1) | Triangulation< dim, spacedim > | |
coarsest_level_1 enum value | Triangulation< dim, spacedim > | |
contains_cell(const CellId &cell_id) const | Triangulation< dim, spacedim > | |
copy_triangulation(const Triangulation< dim, spacedim > &other_tria) | Triangulation< dim, spacedim > | virtual |
counter | Subscriptor | mutableprivate |
counter_map | Subscriptor | mutableprivate |
create_cell_iterator(const CellId &cell_id) const | Triangulation< dim, spacedim > | |
create_triangulation(const std::vector< Point< spacedim > > &vertices, const std::vector< CellData< dim > > &cells, const SubCellData &subcelldata) | Triangulation< dim, spacedim > | virtual |
create_triangulation(const TriangulationDescription::Description< dim, spacedim > &construction_data) | Triangulation< dim, spacedim > | virtual |
data_serializer | Triangulation< dim, spacedim > | protected |
dimension | Triangulation< dim, spacedim > | static |
do_not_produce_unrefined_islands enum value | Triangulation< dim, spacedim > | |
eliminate_refined_boundary_islands enum value | Triangulation< dim, spacedim > | |
eliminate_refined_inner_islands enum value | Triangulation< dim, spacedim > | |
eliminate_unrefined_islands enum value | Triangulation< dim, spacedim > | |
end() const | Triangulation< dim, spacedim > | |
end(const unsigned int level) const | Triangulation< dim, spacedim > | |
end_active(const unsigned int level) const | Triangulation< dim, spacedim > | |
end_face() const | Triangulation< dim, spacedim > | |
end_hex() const | Triangulation< dim, spacedim > | private |
end_line() const | Triangulation< dim, spacedim > | private |
end_quad() const | Triangulation< dim, spacedim > | private |
end_raw(const unsigned int level) const | Triangulation< dim, spacedim > | private |
end_vertex() const | Triangulation< dim, spacedim > | |
ExcBoundaryIdNotFound(types::boundary_id arg1) | Triangulation< dim, spacedim > | static |
ExcEmptyLevel(int arg1) | Triangulation< dim, spacedim > | static |
ExcFacesHaveNoLevel() | Triangulation< dim, spacedim > | static |
ExcGridReadError() | Triangulation< dim, spacedim > | static |
ExcInconsistentCoarseningFlags() | Triangulation< dim, spacedim > | static |
ExcInUse(int arg1, std::string arg2, std::string arg3) | Subscriptor | static |
ExcInvalidLevel(int arg1, int arg2) | Triangulation< dim, spacedim > | static |
ExcNoSubscriber(std::string arg1, std::string arg2) | Subscriptor | static |
ExcTriangulationNotEmpty(int arg1, int arg2) | Triangulation< dim, spacedim > | static |
execute_coarsening() | Triangulation< dim, spacedim > | private |
execute_coarsening_and_refinement() | Triangulation< dim, spacedim > | virtual |
execute_refinement() | Triangulation< dim, spacedim > | private |
face_iterator typedef | Triangulation< dim, spacedim > | |
faces | Triangulation< dim, spacedim > | private |
fix_coarsen_flags() | Triangulation< dim, spacedim > | private |
flip_all_direction_flags() | Triangulation< dim, spacedim > | |
get_anisotropic_refinement_flag() const | Triangulation< dim, spacedim > | |
get_boundary_ids() const | Triangulation< dim, spacedim > | virtual |
get_communicator() const | Triangulation< dim, spacedim > | virtual |
get_manifold(const types::manifold_id number) const | Triangulation< dim, spacedim > | |
get_manifold_ids() const | Triangulation< dim, spacedim > | virtual |
get_mesh_smoothing() const | Triangulation< dim, spacedim > | virtual |
get_periodic_face_map() const | Triangulation< dim, spacedim > | |
get_reference_cells() const | Triangulation< dim, spacedim > | |
get_triangulation() | Triangulation< dim, spacedim > | |
get_triangulation() const | Triangulation< dim, spacedim > | |
get_used_vertices() const | Triangulation< dim, spacedim > | |
get_vertices() const | Triangulation< dim, spacedim > | |
global_active_cell_index_partitioner() const | Triangulation< dim, spacedim > | virtual |
global_level_cell_index_partitioner(const unsigned int level) const | Triangulation< dim, spacedim > | virtual |
has_hanging_nodes() const | Triangulation< dim, spacedim > | virtual |
hex_iterator typedef | Triangulation< dim, spacedim > | |
is_mixed_mesh() const | Triangulation< dim, spacedim > | |
IteratorSelector typedef | Triangulation< dim, spacedim > | private |
last() const | Triangulation< dim, spacedim > | |
last_active() const | Triangulation< dim, spacedim > | |
level_cell_iterator typedef | Triangulation< dim, spacedim > | |
levels | Triangulation< dim, spacedim > | private |
limit_level_difference_at_vertices enum value | Triangulation< dim, spacedim > | |
line_iterator typedef | Triangulation< dim, spacedim > | |
list_subscribers(StreamType &stream) const | Subscriptor | inline |
list_subscribers() const | Subscriptor | |
load(Archive &ar, const unsigned int version) | Triangulation< dim, spacedim > | |
load(const std::string &file_basename) | Triangulation< dim, spacedim > | virtual |
load_attached_data(const unsigned int global_first_cell, const unsigned int global_num_cells, const unsigned int local_num_cells, const std::string &file_basename, const unsigned int n_attached_deserialize_fixed, const unsigned int n_attached_deserialize_variable) | Triangulation< dim, spacedim > | protected |
load_coarsen_flags(std::istream &out) | Triangulation< dim, spacedim > | |
load_coarsen_flags(const std::vector< bool > &v) | Triangulation< dim, spacedim > | |
load_refine_flags(std::istream &in) | Triangulation< dim, spacedim > | |
load_refine_flags(const std::vector< bool > &v) | Triangulation< dim, spacedim > | |
load_user_flags(std::istream &in) | Triangulation< dim, spacedim > | |
load_user_flags(const std::vector< bool > &v) | Triangulation< dim, spacedim > | |
load_user_flags_hex(std::istream &in) | Triangulation< dim, spacedim > | |
load_user_flags_hex(const std::vector< bool > &v) | Triangulation< dim, spacedim > | |
load_user_flags_line(std::istream &in) | Triangulation< dim, spacedim > | |
load_user_flags_line(const std::vector< bool > &v) | Triangulation< dim, spacedim > | |
load_user_flags_quad(std::istream &in) | Triangulation< dim, spacedim > | |
load_user_flags_quad(const std::vector< bool > &v) | Triangulation< dim, spacedim > | |
load_user_indices(const std::vector< unsigned int > &v) | Triangulation< dim, spacedim > | |
load_user_indices_hex(const std::vector< unsigned int > &v) | Triangulation< dim, spacedim > | |
load_user_indices_line(const std::vector< unsigned int > &v) | Triangulation< dim, spacedim > | |
load_user_indices_quad(const std::vector< unsigned int > &v) | Triangulation< dim, spacedim > | |
load_user_pointers(const std::vector< void * > &v) | Triangulation< dim, spacedim > | |
load_user_pointers_hex(const std::vector< void * > &v) | Triangulation< dim, spacedim > | |
load_user_pointers_line(const std::vector< void * > &v) | Triangulation< dim, spacedim > | |
load_user_pointers_quad(const std::vector< void * > &v) | Triangulation< dim, spacedim > | |
local_cell_relations | Triangulation< dim, spacedim > | protected |
locally_owned_subdomain() const | Triangulation< dim, spacedim > | virtual |
manifolds | Triangulation< dim, spacedim > | private |
map_iterator typedef | Subscriptor | private |
map_value_type typedef | Subscriptor | private |
max_adjacent_cells() const | Triangulation< dim, spacedim > | |
max_adjacent_cells() const | Triangulation< dim, spacedim > | |
max_adjacent_cells() const | Triangulation< dim, spacedim > | |
max_adjacent_cells() const | Triangulation< dim, spacedim > | |
maximum_smoothing enum value | Triangulation< dim, spacedim > | |
memory_consumption() const | Triangulation< dim, spacedim > | virtual |
MeshSmoothing enum name | Triangulation< dim, spacedim > | |
mutex | Subscriptor | privatestatic |
n_active_cells() const | Triangulation< dim, spacedim > | |
n_active_cells(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_active_faces() const | Triangulation< dim, spacedim > | |
n_active_hexs() const | Triangulation< dim, spacedim > | |
n_active_hexs(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_active_hexs() const | Triangulation< dim, spacedim > | |
n_active_hexs(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_active_lines() const | Triangulation< dim, spacedim > | |
n_active_lines(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_active_quads() const | Triangulation< dim, spacedim > | |
n_active_quads(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_active_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_active_quads() const | Triangulation< dim, spacedim > | |
n_active_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_active_quads() const | Triangulation< dim, spacedim > | |
n_active_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_active_quads() const | Triangulation< dim, spacedim > | |
n_cells() const | Triangulation< dim, spacedim > | |
n_cells(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_faces() const | Triangulation< dim, spacedim > | |
n_global_active_cells() const | Triangulation< dim, spacedim > | virtual |
n_global_coarse_cells() const | Triangulation< dim, spacedim > | virtual |
n_global_levels() const | Triangulation< dim, spacedim > | virtual |
n_hexs() const | Triangulation< dim, spacedim > | |
n_hexs(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_hexs() const | Triangulation< dim, spacedim > | |
n_hexs(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_levels() const | Triangulation< dim, spacedim > | |
n_lines() const | Triangulation< dim, spacedim > | |
n_lines(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_quads() const | Triangulation< dim, spacedim > | |
n_quads(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_quads() const | Triangulation< dim, spacedim > | |
n_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_quads() const | Triangulation< dim, spacedim > | |
n_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_quads() const | Triangulation< dim, spacedim > | |
n_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_cells(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_raw_faces() const | Triangulation< dim, spacedim > | |
n_raw_hexs(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_raw_hexs(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_hexs(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_hexs(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_hexs(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_raw_lines() const | Triangulation< dim, spacedim > | |
n_raw_lines(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_raw_quads() const | Triangulation< dim, spacedim > | |
n_raw_quads(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_raw_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_quads(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_raw_quads(const unsigned int level) const | Triangulation< dim, spacedim > | |
n_raw_quads(const unsigned int) const | Triangulation< dim, spacedim > | |
n_raw_quads() const | Triangulation< dim, spacedim > | |
n_subscriptions() const | Subscriptor | inline |
n_used_vertices() const | Triangulation< dim, spacedim > | |
n_vertices() const | Triangulation< dim, spacedim > | |
none enum value | Triangulation< dim, spacedim > | |
notify_ready_to_unpack(const unsigned int handle, const std::function< void(const cell_iterator &, const ::CellStatus, const boost::iterator_range< std::vector< char >::const_iterator > &)> &unpack_callback) | Triangulation< dim, spacedim > | |
number_cache | Triangulation< dim, spacedim > | private |
object_info | Subscriptor | mutableprivate |
operator=(Triangulation< dim, spacedim > &&tria) noexcept | Triangulation< dim, spacedim > | |
Subscriptor::operator=(const Subscriptor &) | Subscriptor | inline |
Subscriptor::operator=(Subscriptor &&) noexcept | Subscriptor | |
patch_level_1 enum value | Triangulation< dim, spacedim > | |
periodic_face_map | Triangulation< dim, spacedim > | private |
periodic_face_pairs_level_0 | Triangulation< dim, spacedim > | private |
policy | Triangulation< dim, spacedim > | private |
prepare_coarsening_and_refinement() | Triangulation< dim, spacedim > | virtual |
prepare_coarsening_and_refinement() | Triangulation< dim, spacedim > | |
prepare_coarsening_and_refinement() | Triangulation< dim, spacedim > | |
prepare_coarsening_and_refinement() | Triangulation< dim, spacedim > | |
quad_iterator typedef | Triangulation< dim, spacedim > | |
raw_cell_iterator typedef | Triangulation< dim, spacedim > | private |
raw_face_iterator typedef | Triangulation< dim, spacedim > | private |
raw_hex_iterator typedef | Triangulation< dim, spacedim > | private |
raw_line_iterator typedef | Triangulation< dim, spacedim > | private |
raw_quad_iterator typedef | Triangulation< dim, spacedim > | private |
raw_vertex_iterator typedef | Triangulation< dim, spacedim > | private |
read_bool_vector(const unsigned int magic_number1, std::vector< bool > &v, const unsigned int magic_number2, std::istream &in) | Triangulation< dim, spacedim > | protectedstatic |
reference_cells | Triangulation< dim, spacedim > | protected |
refine_global(const unsigned int times=1) | Triangulation< dim, spacedim > | |
register_data_attach(const std::function< std::vector< char >(const cell_iterator &, const ::CellStatus)> &pack_callback, const bool returns_variable_size_data) | Triangulation< dim, spacedim > | |
reset_active_cell_indices() | Triangulation< dim, spacedim > | private |
reset_all_manifolds() | Triangulation< dim, spacedim > | |
reset_cell_vertex_indices_cache() | Triangulation< dim, spacedim > | private |
reset_global_cell_indices() | Triangulation< dim, spacedim > | private |
reset_manifold(const types::manifold_id manifold_number) | Triangulation< dim, spacedim > | |
reset_policy() | Triangulation< dim, spacedim > | private |
save(Archive &ar, const unsigned int version) const | Triangulation< dim, spacedim > | |
save(const std::string &file_basename) const | Triangulation< dim, spacedim > | virtual |
save_attached_data(const unsigned int global_first_cell, const unsigned int global_num_cells, const std::string &file_basename) const | Triangulation< dim, spacedim > | protected |
save_coarsen_flags(std::ostream &out) const | Triangulation< dim, spacedim > | |
save_coarsen_flags(std::vector< bool > &v) const | Triangulation< dim, spacedim > | |
save_refine_flags(std::ostream &out) const | Triangulation< dim, spacedim > | |
save_refine_flags(std::vector< bool > &v) const | Triangulation< dim, spacedim > | |
save_user_flags(std::ostream &out) const | Triangulation< dim, spacedim > | |
save_user_flags(std::vector< bool > &v) const | Triangulation< dim, spacedim > | |
save_user_flags_hex(std::ostream &out) const | Triangulation< dim, spacedim > | |
save_user_flags_hex(std::vector< bool > &v) const | Triangulation< dim, spacedim > | |
save_user_flags_line(std::ostream &out) const | Triangulation< dim, spacedim > | |
save_user_flags_line(std::vector< bool > &v) const | Triangulation< dim, spacedim > | |
save_user_flags_quad(std::ostream &out) const | Triangulation< dim, spacedim > | |
save_user_flags_quad(std::vector< bool > &v) const | Triangulation< dim, spacedim > | |
save_user_indices(std::vector< unsigned int > &v) const | Triangulation< dim, spacedim > | |
save_user_indices_hex(std::vector< unsigned int > &v) const | Triangulation< dim, spacedim > | |
save_user_indices_line(std::vector< unsigned int > &v) const | Triangulation< dim, spacedim > | |
save_user_indices_quad(std::vector< unsigned int > &v) const | Triangulation< dim, spacedim > | |
save_user_pointers(std::vector< void * > &v) const | Triangulation< dim, spacedim > | |
save_user_pointers_hex(std::vector< void * > &v) const | Triangulation< dim, spacedim > | |
save_user_pointers_line(std::vector< void * > &v) const | Triangulation< dim, spacedim > | |
save_user_pointers_quad(std::vector< void * > &v) const | Triangulation< dim, spacedim > | |
serialize(Archive &archive, const unsigned int version) | Triangulation< dim, spacedim > | |
set_all_manifold_ids(const types::manifold_id number) | Triangulation< dim, spacedim > | |
set_all_manifold_ids_on_boundary(const types::manifold_id number) | Triangulation< dim, spacedim > | |
set_all_manifold_ids_on_boundary(const types::boundary_id b_id, const types::manifold_id number) | Triangulation< dim, spacedim > | |
set_all_refine_flags() | Triangulation< dim, spacedim > | |
set_manifold(const types::manifold_id number, const Manifold< dim, spacedim > &manifold_object) | Triangulation< dim, spacedim > | |
set_mesh_smoothing(const MeshSmoothing mesh_smoothing) | Triangulation< dim, spacedim > | virtual |
signals | Triangulation< dim, spacedim > | mutable |
smooth_grid | Triangulation< dim, spacedim > | protected |
smoothing_on_coarsening enum value | Triangulation< dim, spacedim > | |
smoothing_on_refinement enum value | Triangulation< dim, spacedim > | |
space_dimension | Triangulation< dim, spacedim > | static |
subscribe(std::atomic< bool > *const validity, const std::string &identifier="") const | Subscriptor | |
Subscriptor() | Subscriptor | inline |
Subscriptor(const Subscriptor &) | Subscriptor | inline |
Subscriptor(Subscriptor &&) noexcept | Subscriptor | |
TriaAccessor class | Triangulation< dim, spacedim > | friend |
TriaAccessor< 0, 1, spacedim > class | Triangulation< dim, spacedim > | friend |
TriaAccessorBase class | Triangulation< dim, spacedim > | friend |
Triangulation(const MeshSmoothing smooth_grid=none, const bool check_for_distorted_cells=false) | Triangulation< dim, spacedim > | |
Triangulation(const Triangulation< dim, spacedim > &)=delete | Triangulation< dim, spacedim > | |
Triangulation(Triangulation< dim, spacedim > &&tria) noexcept | Triangulation< dim, spacedim > | |
unsubscribe(std::atomic< bool > *const validity, const std::string &identifier="") const | Subscriptor | |
update_cell_relations() | Triangulation< dim, spacedim > | protected |
update_periodic_face_map() | Triangulation< dim, spacedim > | protected |
update_reference_cells() | Triangulation< dim, spacedim > | protectedvirtual |
validity_pointers | Subscriptor | mutableprivate |
vertex_iterator typedef | Triangulation< dim, spacedim > | |
vertex_to_boundary_id_map_1d | Triangulation< dim, spacedim > | private |
vertex_to_manifold_id_map_1d | Triangulation< dim, spacedim > | private |
vertex_used(const unsigned int index) const | Triangulation< dim, spacedim > | |
vertices | Triangulation< dim, spacedim > | private |
vertices_used | Triangulation< dim, spacedim > | private |
write_bool_vector(const unsigned int magic_number1, const std::vector< bool > &v, const unsigned int magic_number2, std::ostream &out) | Triangulation< dim, spacedim > | protectedstatic |
~Subscriptor() | Subscriptor | virtual |
~Triangulation() override | Triangulation< dim, spacedim > | virtual |