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Application module: System structure ISO/WD 10303-1450

Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations

4 Information requirements
   4.1 Required AM ARMs
   4.2 ARM type definition
5 Module interpreted model
   5.1 Mapping specification
   5.2 MIM EXPRESS short listing

A MIM short names
B Information object registration
C ARM EXPRESS-G   EXPRESS-G
D MIM EXPRESS-G   EXPRESS-G
E Computer interpretable listings
F Application module implementation and usage guide
Bibliography
Index

(*
ISO TC184/SC4/WG3 N2103 - ISO/WD 10303-1450 System structure - EXPRESS ARM Long form
*)



SCHEMA System_structure_arm_LF;


TYPE activity_item = SELECT
   (Item_usage_effectivity,
    Product_version,
    Product_view_definition,
    View_definition_relationship);
END_TYPE;

TYPE affected_item_select = SELECT
   (Assigned_property,
    Product_version,
    Product_view_definition,
    View_definition_relationship);
END_TYPE;

TYPE any_number_value = NUMBER;
END_TYPE;

TYPE any_string_value = STRING;
END_TYPE;

TYPE approval_item = SELECT
   (Activity,
    Applied_activity_assignment,
    Certification,
    Contract,
    Digital_document_definition,
    Document_definition_relationship,
    Document_version,
    Item_usage_effectivity,
    Physical_document_definition,
    Work_request);
END_TYPE;

TYPE assigned_document_select = SELECT
   (Document,
    Document_definition,
    Document_version,
    File);
END_TYPE;

TYPE assigned_name_select = SELECT
   (External_class_library);
END_TYPE;

TYPE breakdown_item = SELECT
   (Breakdown_element_definition,
    Breakdown_element_usage);
END_TYPE;

TYPE cartesian_transformation = SELECT
   (Cartesian_transformation_2d,
    Cartesian_transformation_3d);
END_TYPE;

TYPE certification_item = SELECT
   (Product_version_relationship);
END_TYPE;

TYPE characterized_activity_definition = SELECT
   (Activity,
    Activity_method);
END_TYPE;

TYPE classification_item = SELECT
   (Activity,
    Activity_method,
    Activity_method_assignment,
    Activity_property,
    Activity_relationship,
    Address,
    Address_assignment,
    Affected_items_assignment,
    Alternate_product_relationship,
    Applied_activity_assignment,
    Approval,
    Approval_assignment,
    Approval_relationship,
    Approval_status,
    Approving_person_organization,
    Assembly_relationship_substitution,
    Assigned_property,
    Attribute_translation_assignment,
    Calendar_date,
    Certification,
    Certification_assignment,
    Class,
    Context_dependent_unit,
    Contract,
    Contract_assignment,
    Conversion_based_unit,
    Date_or_date_time_assignment,
    Date_time,
    Derived_unit,
    Digital_document_definition,
    Digital_file,
    Directed_activity,
    Document_assignment,
    Effectivity,
    Event,
    Event_assignment,
    External_source_identification,
    File,
    File_relationship,
    Identification_assignment,
    Independent_property,
    Independent_property_relationship,
    Independent_property_representation,
    Interface_connection,
    Interface_connector,
    Interface_connector_definition,
    Interface_specification,
    Language,
    Numerical_item_with_unit,
    Organization,
    Organization_or_person_in_organization_assignment,
    Organization_relationship,
    Part_view_definition,
    Person,
    Product,
    Product_category,
    Product_concept,
    Product_configuration,
    Product_version,
    Product_version_relationship,
    Product_view_definition,
    Project,
    Project_assignment,
    Project_relationship,
    Representation,
    Representation_context,
    Representation_item,
    Security_classification,
    Security_classification_assignment,
    String_representation_item,
    Uncertainty_with_unit,
    Value_with_unit,
    View_definition_context,
    View_definition_relationship,
    Work_order,
    Work_request,
    Work_request_status);
END_TYPE;

TYPE connection_definition_items = SELECT
   (Interface_connector_definition,
    Product_view_definition);
END_TYPE;

TYPE connection_items = SELECT
   (connection_definition_items,
    Interface_connector_occurrence,
    View_definition_relationship);
END_TYPE;

TYPE connector_on_item = SELECT
   (Product_view_definition,
    View_definition_relationship);
END_TYPE;

TYPE contract_item = SELECT
   (Document_version);
END_TYPE;

TYPE date_or_date_time_item = SELECT
   (Activity,
    Applied_activity_assignment,
    Certification,
    Contract,
    Digital_document_definition,
    Digital_file,
    Document_definition_relationship,
    Document_version,
    Hardcopy,
    Organization_or_person_in_organization_assignment,
    Physical_document_definition,
    Security_classification_assignment,
    Work_request);
END_TYPE;

TYPE date_or_date_time_select = SELECT
   (Calendar_date,
    Date_time);
END_TYPE;

TYPE date_or_event = SELECT
   (Calendar_date,
    Date_time,
    Event);
END_TYPE;

TYPE day_in_month_number = INTEGER ;
WHERE
  WR1: {1 <= SELF <= 31};
END_TYPE;

TYPE descriptive_or_numerical = SELECT
   (Descriptive_document_property,
    Numerical_document_property);
END_TYPE;

TYPE document_property_item = property_assignment_select ;
WHERE
  wr1: NOT ('SYSTEM_STRUCTURE_ARM.BREAKDOWN_ELEMENT_REALIZATION' IN TYPEOF(SELF));
  : NOT ('SYSTEM_STRUCTURE_ARM.BREAKDOWN_ELEMENT_USAGE' IN TYPEOF(SELF));
  : NOT ('SYSTEM_STRUCTURE_ARM.PART_VIEW_DEFINITION' IN TYPEOF(SELF));
  : NOT ('SYSTEM_STRUCTURE_ARM.PRODUCT_VIEW_DEFINITION' IN TYPEOF(SELF));
  : NOT ('SYSTEM_STRUCTURE_ARM.VIEW_DEFINITION_RELATIONSHIP' IN TYPEOF(SELF));
END_TYPE;

TYPE documented_element_select = SELECT
   (Activity,
    Activity_method,
    Part,
    Part_version,
    Part_view_definition,
    Product_version_relationship,
    Shape_element,
    Shape_element_relationship,
    Work_request);
END_TYPE;

TYPE effectivity_item = SELECT
   (Product_version,
    Product_view_definition,
    View_definition_relationship);
END_TYPE;

TYPE event_item = SELECT
   (Project);
END_TYPE;

TYPE external_identification_item = SELECT
   (Document_definition,
    File);
END_TYPE;

TYPE hour_in_day = INTEGER ;
WHERE
  WR1: { 0 <= SELF < 24 };
END_TYPE;

TYPE identification_item = SELECT
   (Approval_status,
    Contract,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_version,
    Hardcopy,
    Organization,
    Physical_document_definition,
    Product_as_individual,
    Product_as_individual_version,
    Product_as_individual_view,
    Security_classification,
    Shape_element_relationship,
    System,
    System_version,
    System_view_definition);
END_TYPE;

TYPE in_zone_item = SELECT
   (Product_view_definition);
END_TYPE;

TYPE interface_definition_item = SELECT
   (Interface_connector_occurrence,
    Product_view_definition);
END_TYPE;

TYPE length_measure = REAL;
END_TYPE;

TYPE limit_qualifier_list = ENUMERATION OF
   (minimum,
    maximum);
END_TYPE;

TYPE measure_value = SELECT
   (any_number_value,
    any_string_value,
    length_measure,
    plane_angle_measure);
END_TYPE;

TYPE minute_in_hour = INTEGER ;
WHERE
  WR1: { 0 <= SELF <= 59 };
END_TYPE;

TYPE month_in_year_number = INTEGER ;
WHERE
  WR1: { 1 <= SELF <= 12 };
END_TYPE;

TYPE offset_orientation = ENUMERATION OF
   (ahead,
    exact,
    behind);
END_TYPE;

TYPE organization_or_person_in_organization_item = SELECT
   (Activity,
    Applied_activity_assignment,
    Approval,
    Contract,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_definition,
    Document_version,
    Hardcopy,
    Identification_assignment,
    Part,
    Part_version,
    Part_view_definition,
    Physical_document_definition,
    Product_configuration,
    Security_classification,
    Security_classification_assignment,
    Work_request);
END_TYPE;

TYPE organization_or_person_in_organization_select = SELECT
   (Organization,
    Person_in_organization);
END_TYPE;

TYPE plane_angle_measure = REAL;
END_TYPE;

TYPE product_item = SELECT
   (Product_view_definition,
    View_definition_usage);
END_TYPE;

TYPE project_item = SELECT
   (Activity,
    Product_concept);
END_TYPE;

TYPE property_assignment_select = SELECT
   (Breakdown_element_realization,
    Breakdown_element_usage,
    Document_definition,
    File,
    Part_view_definition,
    Product_view_definition,
    View_definition_relationship);
END_TYPE;

TYPE represented_definition = SELECT
   (Assigned_property,
    Independent_property);
END_TYPE;

TYPE second_in_minute = REAL ;
WHERE
  WR1: { 0 <= SELF <= 60.0 };
END_TYPE;

TYPE security_classification_item = SELECT
   (Assembly_component_relationship,
    Digital_document_definition,
    Digital_file,
    Document,
    Document_version,
    Hardcopy,
    Physical_document_definition);
END_TYPE;

TYPE shape_dependent_select = SELECT
   (Item_shape,
    Shape_element);
END_TYPE;

TYPE shape_model = SELECT
   (External_geometric_model,
    Geometric_model);
END_TYPE;

TYPE shape_select = SELECT
   (Item_shape,
    Shape_element,
    Shape_element_relationship);
END_TYPE;

TYPE shapeable_item = SELECT
   (Characterizable_object,
    Product_view_definition,
    View_definition_usage);
END_TYPE;

TYPE string_select = SELECT
   (Approval,
    Approval_relationship,
    Approval_status,
    Certification,
    Contract,
    Date_or_date_time_assignment,
    Digital_document_definition,
    Document,
    Document_assignment,
    Document_definition_relationship,
    Document_version,
    External_item_identification,
    External_source_identification,
    File_relationship,
    Identification_assignment,
    Organization_relationship,
    Person_in_organization,
    Physical_document_definition,
    Product,
    Product_category,
    Product_version,
    Product_view_definition,
    Project,
    Project_assignment,
    Project_relationship,
    View_definition_relationship);
END_TYPE;

TYPE template_definition_select = SELECT
   (Geometric_model);
END_TYPE;

TYPE time_interval_item = SELECT
   (Activity);
END_TYPE;

TYPE version_or_definition = SELECT
   (Product_version,
    Product_view_definition);
END_TYPE;

TYPE year_number = INTEGER;
END_TYPE;

ENTITY Activity;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  chosen_method : Activity_method;
END_ENTITY;

ENTITY Activity_method;
  name : STRING;
  description : OPTIONAL STRING;
  consequence : OPTIONAL STRING;
  purpose : STRING;
END_ENTITY;

ENTITY Activity_method_assignment;
  relation_type : STRING;
  assigned_method : Activity_method;
  associated_request : Work_request;
END_ENTITY;

ENTITY Activity_property;
  name : STRING;
  description : STRING;
  described_element : characterized_activity_definition;
END_ENTITY;

ENTITY Activity_property_representation;
  description : OPTIONAL STRING;
  property : Activity_property;
  rep : Representation;
  role : STRING;
END_ENTITY;

ENTITY Activity_relationship;
  name : STRING;
  description : OPTIONAL STRING;
  relating_activity : Activity;
  related_activity : Activity;
END_ENTITY;

ENTITY Activity_status;
  assigned_activity : Activity;
  status : STRING;
END_ENTITY;

ENTITY Address;
  name : OPTIONAL STRING;
  street_number : OPTIONAL STRING;
  street : OPTIONAL STRING;
  postal_box : OPTIONAL STRING;
  town : OPTIONAL STRING;
  region : OPTIONAL STRING;
  postal_code : OPTIONAL STRING;
  country : OPTIONAL STRING;
  internal_location : OPTIONAL STRING;
  facsimile_number : OPTIONAL STRING;
  telephone_number : OPTIONAL STRING;
  electronic_mail_address : OPTIONAL STRING;
  telex_number : OPTIONAL STRING;
  url : OPTIONAL STRING;
WHERE
  WR1: (EXISTS (street_number) OR EXISTS (street) OR EXISTS (postal_box) OR EXISTS (town) OR EXISTS (region) OR EXISTS (postal_code) OR EXISTS (country) OR EXISTS (internal_location) OR EXISTS (facsimile_number) OR EXISTS (telephone_number) OR EXISTS (electronic_mail_address) OR EXISTS (telex_number));
END_ENTITY;

ENTITY Address_assignment;
  address_type : OPTIONAL STRING;
  assigned_address : Address;
  located_person_organizations : SET[1:?] OF organization_or_person_in_organization_select;
END_ENTITY;

ENTITY Affected_items_assignment;
  assigned_work_request : Work_request;
  items : SET[1:?] OF affected_item_select;
END_ENTITY;

ENTITY Alias_identification
  SUBTYPE OF (Identification_assignment);
DERIVE
  SELF\Identification_assignment.role : STRING := 'alias';
WHERE
  WR1: SIZEOF (QUERY(item <* SELF\Identification_assignment.items | NOT ('SYSTEM_STRUCTURE_ARM_LF.ALIAS_IDENTIFICATION_ITEM' IN TYPEOF(item)))) = 0;
END_ENTITY;

ENTITY Alternate_part_relationship
  SUBTYPE OF (Alternate_product_relationship);
  SELF\Alternate_product_relationship.alternate_product : Part;
  SELF\Alternate_product_relationship.base_product : Part;
END_ENTITY;

ENTITY Alternate_product_relationship;
  name : OPTIONAL STRING;
  description : OPTIONAL STRING;
  alternate_product : Product;
  base_product : Product;
  criteria : OPTIONAL STRING;
UNIQUE
  UR1: alternate_product, base_product;
WHERE
  WR1: alternate_product :<>: base_product;
  WR2: EXISTS(criteria) OR (TYPEOF(SELF\Alternate_product_relationship) <> TYPEOF(SELF));
END_ENTITY;

ENTITY Amount_of_substance_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Applied_activity_assignment;
  assigned_activity : Activity;
  items : SET[1:?] OF activity_item;
  role : STRING;
END_ENTITY;

ENTITY Applied_independent_activity_property
  SUBTYPE OF (Activity_property);
  base_element_property : Independent_property;
DERIVE
  SELF\Activity_property.name : STRING := base_element_property.property_type;
END_ENTITY;

ENTITY Applied_independent_property
  SUBTYPE OF (Assigned_property);
  base_independent_property : Independent_property;
DERIVE
  SELF\Assigned_property.name : STRING := base_independent_property.property_type;
END_ENTITY;

ENTITY Approval;
  status : Approval_status;
  purpose : STRING;
  planned_date : OPTIONAL date_or_date_time_select;
  actual_date : OPTIONAL date_or_date_time_select;
END_ENTITY;

ENTITY Approval_assignment;
  assigned_approval : Approval;
  items : SET[1:?] OF approval_item;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Approval_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_approval : Approval;
  related_approval : Approval;
END_ENTITY;

ENTITY Approval_status;
  status_name : STRING;
END_ENTITY;

ENTITY Approving_person_organization;
  person_organization : organization_or_person_in_organization_select;
  approval_date : OPTIONAL date_or_date_time_select;
  authorized_approval : Approval;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Assembly_component_relationship
  ABSTRACT SUPERTYPE OF (ONEOF (NEXT_ASSEMBLY_USAGE,
                                PROMISSORY_USAGE,
                                COMPONENT_UPPER_LEVEL_IDENTIFICATION))
  SUBTYPE OF (View_definition_usage);
  quantity : OPTIONAL Value_with_unit;
  location_indicator : OPTIONAL STRING;
WHERE
  WR1: NOT(EXISTS(quantity)) OR ((NOT ('NUMBER' IN TYPEOF(quantity.value_component))) XOR (quantity.value_component > 0));
END_ENTITY;

ENTITY Assembly_relationship_substitution;
  name : OPTIONAL STRING;
  description : OPTIONAL STRING;
  base_relationship : Assembly_component_relationship;
  substitute_relationship : Assembly_component_relationship;
UNIQUE
  UR1: base_relationship, substitute_relationship;
WHERE
  WR1: base_relationship.relating_view :=: substitute_relationship.relating_view;
  WR2: base_relationship :<>: substitute_relationship;
END_ENTITY;

ENTITY Assigned_document_property
  SUBTYPE OF (Assigned_property);
  SELF\Assigned_property.described_element : document_property_item;
DERIVE
  SELF\Assigned_property.name : STRING := 'document property';
UNIQUE
  UR1: SELF\Assigned_property.described_element;
WHERE
  WR1: SIZEOF(['SYSTEM_STRUCTURE_ARM_LF.DOCUMENT_DEFINITION', 'SYSTEM_STRUCTURE_ARM_LF.FILE']*TYPEOF(SELF\Assigned_property.described_element)) = 1;
END_ENTITY;

ENTITY Assigned_property;
  id : OPTIONAL STRING;
  name : STRING;
  description : OPTIONAL STRING;
  described_element : property_assignment_select;
END_ENTITY;

ENTITY Attribute_translation_assignment;
  considered_instance : string_select;
  considered_attribute : STRING;
  translation_text : STRING;
  translation_language : Language;
UNIQUE
  UR1: considered_instance, considered_attribute, translation_language;
END_ENTITY;

ENTITY Axis_placement
  SUPERTYPE OF (ONEOF (AXIS_PLACEMENT_2D,
                       AXIS_PLACEMENT_3D) )
  SUBTYPE OF (Detailed_geometric_model_element);
  origin : Cartesian_point;
  x_axis : Direction;
  y_axis : Direction;
DERIVE
  dim : INTEGER := SIZEOF(origin.coordinates);
WHERE
  WR1: dim >1;
  WR2: dim = SIZEOF(x_axis.coordinates);
  WR3: dim = SIZEOF(y_axis.coordinates);
END_ENTITY;

ENTITY Axis_placement_2d
  SUBTYPE OF (Axis_placement);
END_ENTITY;

ENTITY Axis_placement_3d
  SUBTYPE OF (Axis_placement);
END_ENTITY;

ENTITY Axis_placement_mapping;
  source : Axis_placement;
  target : Axis_placement;
WHERE
  WR1: source\Axis_placement.dim = target\Axis_placement.dim;
END_ENTITY;

ENTITY Breakdown
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Breakdown_context;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  breakdown : Breakdown_version;
  breakdown_element : Breakdown_element_definition;
END_ENTITY;

ENTITY Breakdown_element
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Breakdown_element_definition
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Breakdown_element_version;
END_ENTITY;

ENTITY Breakdown_element_realization
  SUBTYPE OF (Product_definition_element_relationship);
END_ENTITY;

ENTITY Breakdown_element_usage
  SUBTYPE OF (View_definition_usage);
  name : STRING;
  SELF\View_definition_relationship.relating_view : Breakdown_element_definition;
  SELF\View_definition_relationship.related_view : Breakdown_element_definition;
DERIVE
  child_element : BREAKDOWN_ELEMENT_DEFINITION := SELF\View_definition_relationship.related_view;
  parent_element : BREAKDOWN_ELEMENT_DEFINITION := SELF\View_definition_relationship.relating_view;
END_ENTITY;

ENTITY Breakdown_element_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Breakdown_element;
END_ENTITY;

ENTITY Breakdown_of;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  breakdown : Breakdown_version;
  of_view : Product_view_definition;
END_ENTITY;

ENTITY Breakdown_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Breakdown;
INVERSE
  breakdown_of : SET[1:?] OF Breakdown_of FOR breakdown;
END_ENTITY;

ENTITY Calendar_date;
  year_component : year_number;
  month_component : month_in_year_number;
  day_component : day_in_month_number;
END_ENTITY;

ENTITY Cartesian_point
  SUBTYPE OF (Detailed_geometric_model_element);
  coordinates : LIST[1:3] OF length_measure;
END_ENTITY;

ENTITY Cartesian_transformation_2d
  SUBTYPE OF (Detailed_geometric_model_element);
  multiplication_matrix : ARRAY[1:2] OF Direction;
  translation : Cartesian_point;
WHERE
  WR1: SIZEOF(multiplication_matrix[1]\Direction.coordinates)=2;
  WR2: SIZEOF(multiplication_matrix[2]\Direction.coordinates)=2;
  WR3: SIZEOF(translation.coordinates)=2;
END_ENTITY;

ENTITY Cartesian_transformation_3d
  SUBTYPE OF (Detailed_geometric_model_element);
  multiplication_matrix : ARRAY[1:3] OF Direction;
  translation : Cartesian_point;
WHERE
  WR1: SIZEOF(multiplication_matrix[1]\Direction.coordinates)=3;
  WR2: SIZEOF(multiplication_matrix[2]\Direction.coordinates)=3;
  WR3: SIZEOF(multiplication_matrix[3]\Direction.coordinates)=3;
  WR4: SIZEOF(translation.coordinates)=3;
END_ENTITY;

ENTITY Certification;
  name : STRING;
  description : OPTIONAL STRING;
  kind : STRING;
END_ENTITY;

ENTITY Certification_assignment;
  assigned_certification : Certification;
  items : SET[1:?] OF certification_item;
  role : STRING;
END_ENTITY;

ENTITY Characterizable_object;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Class
  SUPERTYPE OF (ONEOF (CLASS_BY_EXTENSION,
                       CLASS_BY_INTENSION));
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Class_by_extension
  SUBTYPE OF (Class);
END_ENTITY;

ENTITY Class_by_intension
  SUBTYPE OF (Class);
END_ENTITY;

ENTITY Classification_assignment;
  assigned_class : Class;
  items : SET[1:?] OF classification_item;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Component_upper_level_identification
  SUBTYPE OF (Assembly_component_relationship);
  upper_assembly_relationship : Assembly_component_relationship;
  sub_assembly_relationship : Next_assembly_usage;
UNIQUE
  UR1: upper_assembly_relationship, sub_assembly_relationship;
WHERE
  WR1: SELF :<>: upper_assembly_relationship;
  WR2: SELF\View_definition_relationship.relating_view :=: upper_assembly_relationship\View_definition_relationship.relating_view;
  WR3: SELF\View_definition_relationship.related_view :=: sub_assembly_relationship\View_definition_relationship.related_view;
  WR4: (upper_assembly_relationship\View_definition_relationship.related_view :=: sub_assembly_relationship\View_definition_relationship.relating_view) OR (SIZEOF (QUERY (pdr <* USEDIN (upper_assembly_relationship\View_definition_relationship.related_view , 'SYSTEM_STRUCTURE_ARM_LF.VIEW_DEFINITION_RELATIONSHIP.RELATED_VIEW') | pdr.relating_view :=: sub_assembly_relationship\View_definition_relationship.relating_view)) = 1);
  WR5: SIZEOF (['SYSTEM_STRUCTURE_ARM_LF.NEXT_ASSEMBLY_USAGE', 'SYSTEM_STRUCTURE_ARM_LF.COMPONENT_UPPER_LEVEL_IDENTIFICATION'] * TYPEOF(upper_assembly_relationship)) = 1;
END_ENTITY;

ENTITY Context_dependent_unit
  SUBTYPE OF (Unit);
WHERE
  WR1: EXISTS(SELF\Unit.name);
END_ENTITY;

ENTITY Contextual_item_shape
  SUBTYPE OF (Item_shape);
  SELF\Item_shape.described_element : View_definition_usage;
DERIVE
  shaped_product : Product_view_definition := described_element\View_definition_relationship.related_view;
END_ENTITY;

ENTITY Contextual_shape_representation;
  contextual_shape : Contextual_item_shape;
  representing_relationship : Geometric_model_relationship;
DERIVE
  context_representation : Geometric_model := representing_relationship.rep_2;
  positioned_representation : Geometric_model := representing_relationship.rep_1;
END_ENTITY;

ENTITY Contract;
  id : STRING;
  purpose : STRING;
  kind : STRING;
END_ENTITY;

ENTITY Contract_assignment;
  assigned_contract : Contract;
  items : SET[1:?] OF contract_item;
END_ENTITY;

ENTITY Conversion_based_unit
  SUBTYPE OF (Unit);
  conversion_factor : Value_with_unit;
WHERE
  WR1: EXISTS(SELF\Unit.name);
END_ENTITY;

ENTITY Curve
  SUBTYPE OF (Detailed_geometric_model_element);
END_ENTITY;

ENTITY Date_or_date_time_assignment;
  assigned_date : date_or_date_time_select;
  role : STRING;
  items : SET[1:?] OF date_or_date_time_item;
END_ENTITY;

ENTITY Date_time;
  date_component : Calendar_date;
  time_component : Local_time;
END_ENTITY;

ENTITY Dated_effectivity
  SUBTYPE OF (Effectivity);
  start_bound : date_or_event;
  end_bound : OPTIONAL date_or_event;
END_ENTITY;

ENTITY Definitional_representation_relationship
  SUBTYPE OF (Representation_relationship);
WHERE
  WR1: acyclic_representation_relationship(SELF,[SELF\representation_relationship.rep_2],'SYSTEM_STRUCTURE_ARM_LF.'+'REPRESENTATION');
END_ENTITY;

ENTITY Derived_unit
  SUBTYPE OF (Unit);
  elements : SET[1:?] OF Derived_unit_element;
END_ENTITY;

ENTITY Derived_unit_element;
  base_unit : Unit;
  exponent : REAL;
END_ENTITY;

ENTITY Descriptive_document_property
  SUBTYPE OF (String_representation_item);
INVERSE
  valued_characteristic : SET[1:1] OF Document_property_representation FOR items;
END_ENTITY;

ENTITY Detailed_geometric_model_element
  ABSTRACT SUPERTYPE OF ( (ONEOF (CARTESIAN_POINT,
                                  DIRECTION,
                                  AXIS_PLACEMENT,
                                  CARTESIAN_TRANSFORMATION_2D,
                                  CARTESIAN_TRANSFORMATION_3D) )
                        ANDOR (ONEOF (CARTESIAN_POINT,
                             DIRECTION,
                             AXIS_PLACEMENT,
                             CARTESIAN_TRANSFORMATION_2D,
                             CARTESIAN_TRANSFORMATION_3D,
                             CURVE,
                             POINT_ON_CURVE,
                             POINT_ON_SURFACE,
                             SURFACE,
                             VECTOR) )
                      ANDOR (ONEOF (CARTESIAN_POINT,
                           DIRECTION,
                           AXIS_PLACEMENT,
                           CARTESIAN_TRANSFORMATION_2D,
                           CARTESIAN_TRANSFORMATION_3D,
                           CURVE,
                           POINT_ON_CURVE,
                           POINT_ON_SURFACE,
                           SURFACE) ) )
  SUBTYPE OF (Representation_item);
END_ENTITY;

ENTITY Detailed_geometric_model_element_relationship;
  item_1 : Detailed_geometric_model_element;
  item_2 : Detailed_geometric_model_element;
WHERE
  WR1: item_1 <> item_2;
END_ENTITY;

ENTITY Digital_document_definition
  SUBTYPE OF (Document_definition);
  files : SET[0:?] OF Digital_file;
END_ENTITY;

ENTITY Digital_file
  SUBTYPE OF (File);
END_ENTITY;

ENTITY Directed_activity
  SUBTYPE OF (Activity);
  directive : Work_order;
END_ENTITY;

ENTITY Direction
  SUBTYPE OF (Detailed_geometric_model_element);
  coordinates : LIST[2:3] OF length_measure;
END_ENTITY;

ENTITY Document
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Document_assignment;
  assigned_document : assigned_document_select;
  is_assigned_to : documented_element_select;
  role : STRING;
END_ENTITY;

ENTITY Document_definition
  SUPERTYPE OF (ONEOF (DIGITAL_DOCUMENT_DEFINITION,
                       PHYSICAL_DOCUMENT_DEFINITION))
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Document_version;
DERIVE
  associated_document_version : DOCUMENT_VERSION := SELF\Product_view_definition.defined_version;
  description : STRING := SELF\Product_view_definition.name;
END_ENTITY;

ENTITY Document_definition_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_document_definition : Document_definition;
  related_document_definition : Document_definition;
WHERE
  WR1: relating_document_definition :<>: related_document_definition;
END_ENTITY;

ENTITY Document_location_identification
  SUBTYPE OF (External_source_identification);
WHERE
  WR1: 'SYSTEM_STRUCTURE_ARM_LF.DOCUMENT_DEFINITION' IN TYPEOF(SELF\External_source_identification.item);
END_ENTITY;

ENTITY Document_property_representation
  SUBTYPE OF (Representation);
  SELF\Representation.items : SET[1:?] OF descriptive_or_numerical;
WHERE
  WR1: SIZEOF(QUERY(pr <* USEDIN(SELF, 'SYSTEM_STRUCTURE_ARM_LF.PROPERTY_DEFINITION_REPRESENTATION.REP') | 'SYSTEM_STRUCTURE_ARM_LF.ASSIGNED_PROPERTY' IN TYPEOF (pr\Property_representation.property)))> 0;
  WR2: SELF\Representation.context_of_items.kind = 'document parameters';
  WR3: valid_document_property_representation(SELF);
  WR4: SIZEOF(QUERY(it1 <* SELF\Representation.items | SIZEOF(QUERY(it2 <* SELF\Representation.items | it1.name = it2.name)) > 1))= 0;
END_ENTITY;

ENTITY Document_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Document;
END_ENTITY;

ENTITY Duration
  SUBTYPE OF (Value_with_unit);
WHERE
  WR1: 'SYSTEM_STRUCTURE_ARM_LF.' + 'TIME_UNIT' IN TYPEOF(SELF\Value_with_unit.unit);
END_ENTITY;

ENTITY Effectivity
  SUPERTYPE OF (ONEOF (SERIAL_EFFECTIVITY,
                       DATED_EFFECTIVITY,
                       LOT_EFFECTIVITY,
                       TIME_INTERVAL_EFFECTIVITY));
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Effectivity_assignment;
  assigned_effectivity : Effectivity;
  role : STRING;
  items : SET[1:?] OF effectivity_item;
END_ENTITY;

ENTITY Effectivity_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_effectivity : Effectivity;
  related_effectivity : Effectivity;
END_ENTITY;

ENTITY Electric_current_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Event;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  actual_start_date : OPTIONAL date_or_date_time_select;
  planned_start_date : OPTIONAL date_or_date_time_select;
END_ENTITY;

ENTITY Event_assignment;
  assigned_event : Event;
  items : SET[1:?] OF event_item;
  role : STRING;
END_ENTITY;

ENTITY Event_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_event : Event;
  related_event : Event;
END_ENTITY;

ENTITY External_class
  SUBTYPE OF (Class);
  external_source : External_class_library;
END_ENTITY;

ENTITY External_class_library;
  id : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY External_geometric_model
  SUBTYPE OF (Geometric_model);
  SELF\Representation.items : SET[1:1] OF Axis_placement;
  external_file : Digital_file;
WHERE
  WR1: SELF\Representation.context_of_items.dimension_count = 3;
  WR2: SELF\Representation.context_of_items.kind = 'external';
END_ENTITY;

ENTITY External_item_identification
  SUBTYPE OF (External_source_identification);
  external_id : STRING;
END_ENTITY;

ENTITY External_source_identification;
  source_id : STRING;
  source_type : STRING;
  item : external_identification_item;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY File
  ABSTRACT SUPERTYPE OF (ONEOF (DIGITAL_FILE,
                                HARDCOPY));
  id : STRING;
  version : OPTIONAL STRING;
  contained_data_type : OPTIONAL STRING;
END_ENTITY;

ENTITY File_location_identification
  SUBTYPE OF (External_item_identification);
WHERE
  WR1: 'SYSTEM_STRUCTURE_ARM_LF.FILE' IN TYPEOF(SELF\External_source_identification.item);
END_ENTITY;

ENTITY File_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_document_file : File;
  related_document_file : File;
WHERE
  WR1: relating_document_file:<>: related_document_file;
END_ENTITY;

ENTITY Geometric_composition_with_operator_transformation
  SUBTYPE OF (Geometric_relationship_with_operator_transformation, Definitional_representation_relationship);
END_ENTITY;

ENTITY Geometric_composition_with_placement_transformation
  SUBTYPE OF (Geometric_relationship_with_placement_transformation, Definitional_representation_relationship);
END_ENTITY;

ENTITY Geometric_coordinate_space
  SUBTYPE OF (Numerical_representation_context);
  dimension_count : INTEGER;
WHERE
  WR1: dimension_count >0;
END_ENTITY;

ENTITY Geometric_model
  SUBTYPE OF (Representation);
  version_id : OPTIONAL STRING;
  model_extent : OPTIONAL length_measure;
  SELF\Representation.context_of_items : Geometric_coordinate_space;
  SELF\Representation.items : SET[1:?] OF Detailed_geometric_model_element;
END_ENTITY;

ENTITY Geometric_model_element_relationship
  SUBTYPE OF (Detailed_geometric_model_element_relationship, Detailed_geometric_model_element);
END_ENTITY;

ENTITY Geometric_model_relationship
  SUBTYPE OF (Representation_relationship);
  SELF\Representation_relationship.rep_1 : Geometric_model;
  SELF\Representation_relationship.rep_2 : Geometric_model;
WHERE
  WR1: rep_1 <> rep_2;
END_ENTITY;

ENTITY Geometric_model_relationship_with_transformation
  ABSTRACT SUPERTYPE OF (ONEOF (GEOMETRIC_RELATIONSHIP_WITH_PLACEMENT_TRANSFORMATION,
                                GEOMETRIC_RELATIONSHIP_WITH_OPERATOR_TRANSFORMATION))
  SUBTYPE OF (Geometric_model_relationship);
WHERE
  WR1: rep_1.context_of_items <> rep_2.context_of_items;
END_ENTITY;

ENTITY Geometric_operator_transformation
  SUBTYPE OF (Geometric_placement_operation);
  target : cartesian_transformation;
END_ENTITY;

ENTITY Geometric_placement
  SUBTYPE OF (Geometric_placement_operation);
  target : Axis_placement;
END_ENTITY;

ENTITY Geometric_placement_model
  SUBTYPE OF (Geometric_model);
  SELF\Representation.items : SET[1:1] OF Geometric_placement_operation;
END_ENTITY;

ENTITY Geometric_placement_operation
  ABSTRACT SUPERTYPE OF (ONEOF (GEOMETRIC_PLACEMENT,
                                GEOMETRIC_OPERATOR_TRANSFORMATION))
  SUBTYPE OF (Detailed_geometric_model_element);
  source : Axis_placement;
  template_definition : template_definition_select;
END_ENTITY;

ENTITY Geometric_relationship_with_operator_transformation
  SUBTYPE OF (Geometric_model_relationship_with_transformation);
  transformation : cartesian_transformation;
WHERE
  WR1: rep_1.context_of_items\Geometric_coordinate_space.dimension_count :=: rep_2.context_of_items\Geometric_coordinate_space.dimension_count;
END_ENTITY;

ENTITY Geometric_relationship_with_placement_transformation
  SUBTYPE OF (Geometric_model_relationship_with_transformation);
  transformation : Axis_placement_mapping;
WHERE
  WR1: rep_1.context_of_items\Geometric_coordinate_space.dimension_count :=: rep_2.context_of_items\Geometric_coordinate_space.dimension_count;
END_ENTITY;

ENTITY Hardcopy
  SUBTYPE OF (File);
END_ENTITY;

ENTITY Hierarchical_interface_connection
  SUBTYPE OF (Interface_connection);
END_ENTITY;

ENTITY Identification_assignment;
  identifier : STRING;
  role : STRING;
  description : OPTIONAL STRING;
  items : SET[1:?] OF identification_item;
END_ENTITY;

ENTITY In_zone;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  located_item : in_zone_item;
  zone : Zone_element_definition;
END_ENTITY;

ENTITY Incomplete_reference_marking
  SUBTYPE OF (Classification_assignment);
WHERE
  WR1: SIZEOF (QUERY(item <* SELF\Classification_assignment.items | NOT ('SYSTEM_STRUCTURE_ARM_LF.IDRM_MARKED_ITEM' IN TYPEOF(item)))) = 0;
  WR2: SELF\Classification_assignment.assigned_class.id = 'reference';
END_ENTITY;

ENTITY Independent_property;
  id : STRING;
  property_type : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Independent_property_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating : Independent_property;
  related : Independent_property;
END_ENTITY;

ENTITY Independent_property_representation
  SUBTYPE OF (Property_definition_representation);
  SELF\Property_definition_representation.definition : Independent_property;
DERIVE
  property : INDEPENDENT_PROPERTY := SELF\Property_definition_representation.definition;
END_ENTITY;

ENTITY Interface_connection;
  id : STRING;
  description : OPTIONAL STRING;
  connection_type : STRING;
  connecting : connection_items;
  connected : connection_items;
END_ENTITY;

ENTITY Interface_connector
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Interface_connector_definition
  SUBTYPE OF (Product_view_definition);
  connector_on : Product_view_definition;
  SELF\Product_view_definition.defined_version : Interface_connector_version;
END_ENTITY;

ENTITY Interface_connector_occurrence;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  occurrence_of : Interface_connector_definition;
  connector_on : connector_on_item;
END_ENTITY;

ENTITY Interface_connector_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Interface_connector;
END_ENTITY;

ENTITY Interface_definition_connection;
  id : STRING;
  description : OPTIONAL STRING;
  connection_type : STRING;
  connecting : connection_definition_items;
  connected : connection_definition_items;
END_ENTITY;

ENTITY Interface_definition_for;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  interface : Interface_specification_definition;
  interface_component : interface_definition_item;
END_ENTITY;

ENTITY Interface_specification
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Interface_specification_definition
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Interface_specification_version;
END_ENTITY;

ENTITY Interface_specification_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Interface_specification;
END_ENTITY;

ENTITY Item_design_association;
  configuration : Product_configuration;
  design : version_or_definition;
UNIQUE
  UR1: configuration, design;
END_ENTITY;

ENTITY Item_shape;
  id : OPTIONAL STRING;
  description : OPTIONAL STRING;
  described_element : shapeable_item;
END_ENTITY;

ENTITY Item_usage_effectivity;
  effectivity_domain : Effectivity;
  item_usage_relationship : View_definition_usage;
  resolved_configuration : Item_design_association;
END_ENTITY;

ENTITY Language;
  language_code : STRING;
  country_code : OPTIONAL STRING;
UNIQUE
  UR1: language_code;
END_ENTITY;

ENTITY Language_indication;
  considered_instance : string_select;
  considered_attribute : STRING;
  used_language : Language;
END_ENTITY;

ENTITY Length_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Line
  SUBTYPE OF (Curve);
END_ENTITY;

ENTITY Local_time;
  hour_component : hour_in_day;
  minute_component : OPTIONAL minute_in_hour;
  second_component : OPTIONAL second_in_minute;
  zone : Time_offset;
END_ENTITY;

ENTITY Lot_effectivity
  SUBTYPE OF (Effectivity);
  lot_id : STRING;
  lot_size : Value_with_unit;
END_ENTITY;

ENTITY Luminous_intensity_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Make_from_relationship
  SUBTYPE OF (View_definition_usage);
  SELF\View_definition_relationship.relating_view : Part_view_definition;
  SELF\View_definition_relationship.related_view : Part_view_definition;
  quantity : OPTIONAL Value_with_unit;
  priority : OPTIONAL INTEGER;
WHERE
  WR1: SELF\View_definition_relationship.relating_view :<>: SELF\View_definition_relationship.related_view;
  WR2: NOT(EXISTS(quantity)) XOR((NOT ('NUMBER' IN TYPEOF(quantity.value_component))) XOR (quantity.value_component > 0));
END_ENTITY;

ENTITY Market;
  name : STRING;
  market_segment_type : OPTIONAL STRING;
END_ENTITY;

ENTITY Mass_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Measure_item
  ABSTRACT SUPERTYPE OF (ONEOF (MEASURE_ITEM_WITH_PRECISION,
                                NUMERICAL_ITEM_WITH_GLOBAL_UNIT,
                                NUMERICAL_ITEM_WITH_UNIT,
                                VALUE_LIMIT,
                                VALUE_LIMIT_WITH_GLOBAL_UNIT,
                                VALUE_LIST,
                                VALUE_RANGE,
                                VALUE_RANGE_WITH_GLOBAL_UNIT,
                                VALUE_SET,
                                VALUE_WITH_TOLERANCES) )
  SUBTYPE OF (Representation_item);
WHERE
  WR1: SIZEOF(USEDIN(SELF, 'SYSTEM_STRUCTURE_ARM_LF.REPRESENTATION.ITEMS'))>0;
END_ENTITY;

ENTITY Measure_item_with_precision
  SUBTYPE OF (Measure_item);
  significant_digits : INTEGER;
END_ENTITY;

ENTITY Name_assignment;
  name : STRING;
  role : STRING;
  items : assigned_name_select;
END_ENTITY;

ENTITY Next_assembly_usage
  SUBTYPE OF (Assembly_component_relationship);
END_ENTITY;

ENTITY Numerical_document_property
  SUBTYPE OF (Numerical_item_with_unit);
INVERSE
  valued_characteristic : SET[1:1] OF Document_property_representation FOR items;
END_ENTITY;

ENTITY Numerical_item_with_global_unit
  SUBTYPE OF (Measure_item);
  value_component : measure_value;
WHERE
  WR1: SIZEOF(QUERY(pvr <* QUERY (r <* USEDIN(SELF, 'SYSTEM_STRUCTURE_ARM_LF.REPRESENTATION.ITEMS')| 'SYSTEM_STRUCTURE_ARM_LF.PROPERTY_VALUE_REPRESENTATION' IN TYPEOF(r)) | EXISTS(pvr.context_of_items.units))) > 0;
END_ENTITY;

ENTITY Numerical_item_with_unit
  SUBTYPE OF (Measure_item, Value_with_unit);
END_ENTITY;

ENTITY Numerical_representation_context
  SUBTYPE OF (Representation_context);
  units : OPTIONAL SET[1:?] OF Unit;
  accuracies : OPTIONAL SET[1:?] OF Uncertainty_with_unit;
END_ENTITY;

ENTITY Organization;
  id : OPTIONAL STRING;
  name : STRING;
END_ENTITY;

ENTITY Organization_or_person_in_organization_assignment;
  assigned_entity : organization_or_person_in_organization_select;
  role : STRING;
  items : SET[1:?] OF organization_or_person_in_organization_item;
END_ENTITY;

ENTITY Organization_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_organization : Organization;
  related_organization : Organization;
END_ENTITY;

ENTITY Part
  SUBTYPE OF (Product);
WHERE
  WR1: SIZEOF(['part', 'raw material', 'tool']*types_of_product(SELF))=1;
END_ENTITY;

ENTITY Part_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Part;
END_ENTITY;

ENTITY Part_view_definition
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Part_version;
END_ENTITY;

ENTITY Partial_document_assignment
  SUBTYPE OF (Document_assignment);
  document_portion : STRING;
END_ENTITY;

ENTITY Person;
  last_name : STRING;
  first_name : OPTIONAL STRING;
  middle_names : OPTIONAL LIST[1:?] OF STRING;
  prefix_titles : OPTIONAL LIST[1:?] OF STRING;
  suffix_titles : OPTIONAL LIST[1:?] OF STRING;
END_ENTITY;

ENTITY Person_in_organization;
  concerned_person : Person;
  containing_organization : Organization;
  role : STRING;
END_ENTITY;

ENTITY Physical_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY Physical_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : Physical_breakdown_version;
  SELF\Breakdown_context.breakdown_element : Physical_element_definition;
END_ENTITY;

ENTITY Physical_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : Physical_breakdown;
END_ENTITY;

ENTITY Physical_document_definition
  SUBTYPE OF (Document_definition);
  components : SET[0:?] OF Hardcopy;
END_ENTITY;

ENTITY Physical_element
  SUBTYPE OF (Breakdown_element);
END_ENTITY;

ENTITY Physical_element_definition
  SUBTYPE OF (Breakdown_element_definition);
  SELF\Breakdown_element_definition.defined_version : Physical_element_version;
END_ENTITY;

ENTITY Physical_element_usage
  SUBTYPE OF (Breakdown_element_usage);
  SELF\View_definition_relationship.relating_view : Physical_element_definition;
  SELF\View_definition_relationship.related_view : Physical_element_definition;
END_ENTITY;

ENTITY Physical_element_version
  SUBTYPE OF (Breakdown_element_version);
  SELF\Breakdown_element_version.of_product : Physical_element;
END_ENTITY;

ENTITY Plane
  SUBTYPE OF (Surface);
END_ENTITY;

ENTITY Plane_angle_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Point_on_curve
  SUBTYPE OF (Detailed_geometric_model_element);
  supporting_curve : Curve;
END_ENTITY;

ENTITY Point_on_surface
  SUBTYPE OF (Detailed_geometric_model_element);
  supporting_surface : Surface;
END_ENTITY;

ENTITY Product;
  id : STRING;
  name : OPTIONAL STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Product_as_individual
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY Product_as_individual_version
  ABSTRACT SUPERTYPE OF (ONEOF (PRODUCT_AS_PLANNED,
                                PRODUCT_AS_REALIZED))
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : Product_as_individual;
END_ENTITY;

ENTITY Product_as_individual_view
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : Product_as_individual_version;
END_ENTITY;

ENTITY Product_as_planned
  SUBTYPE OF (Product_as_individual_version);
END_ENTITY;

ENTITY Product_as_realized
  SUBTYPE OF (Product_as_individual_version);
END_ENTITY;

ENTITY Product_category;
  id : OPTIONAL STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Product_category_assignment;
  category : Product_category;
  products : SET[1:?] OF Product;
END_ENTITY;

ENTITY Product_category_hierarchy;
  super_category : Product_category;
  sub_category : Product_category;
END_ENTITY;

ENTITY Product_concept;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  target_market : OPTIONAL Market;
UNIQUE
  UR1: id;
END_ENTITY;

ENTITY Product_configuration;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  item_context : Product_concept;
INVERSE
  corresponding_design : SET[0:1] OF Item_design_association FOR configuration;
END_ENTITY;

ENTITY Product_definition_element_relationship;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  breakdown : breakdown_item;
  product : product_item;
END_ENTITY;

ENTITY Product_design_to_individual;
  product_design : Product;
  individual_product : Product_as_individual;
END_ENTITY;

ENTITY Product_design_version_to_individual;
  product_design_version : Product_version;
  individual_product : Product_as_individual_version;
END_ENTITY;

ENTITY Product_planned_to_realized;
  planned_product : Product_as_planned;
  realized_product : Product_as_realized;
END_ENTITY;

ENTITY Product_version;
  id : STRING;
  description : OPTIONAL STRING;
  of_product : Product;
END_ENTITY;

ENTITY Product_version_relationship;
  relation_type : OPTIONAL STRING;
  description : OPTIONAL STRING;
  relating_version : Product_version;
  related_version : Product_version;
WHERE
  WR1: relating_version :<>: related_version;
  WR2: EXISTS(relation_type) OR (TYPEOF(SELF\Product_version_relationship) <> TYPEOF(SELF));
END_ENTITY;

ENTITY Product_view_definition;
  id : OPTIONAL STRING;
  name : OPTIONAL STRING;
  additional_characterization : OPTIONAL STRING;
  initial_context : View_definition_context;
  additional_contexts : SET[0:?] OF View_definition_context;
  defined_version : Product_version;
WHERE
  WR1: NOT (initial_context IN additional_contexts);
  WR2: EXISTS(id) OR (TYPEOF(SELF\Product_view_definition) <> TYPEOF(SELF));
END_ENTITY;

ENTITY Project;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
  responsible_organizations : SET[0:?] OF Organization;
  planned_start_date : OPTIONAL date_or_event;
  planned_end_date : OPTIONAL date_or_event;
  actual_start_date : OPTIONAL date_or_date_time_select;
  actual_end_date : OPTIONAL date_or_date_time_select;
END_ENTITY;

ENTITY Project_assignment;
  assigned_project : Project;
  role : STRING;
  items : SET[1:?] OF project_item;
END_ENTITY;

ENTITY Project_relationship;
  relation_type : STRING;
  description : OPTIONAL STRING;
  relating_project : Project;
  related_project : Project;
END_ENTITY;

ENTITY Promissory_usage
  SUBTYPE OF (Assembly_component_relationship);
END_ENTITY;

ENTITY Property_definition_representation
  ABSTRACT SUPERTYPE ;
  description : OPTIONAL STRING;
  definition : represented_definition;
  rep : Representation;
  role : OPTIONAL STRING;
END_ENTITY;

ENTITY Property_representation
  SUBTYPE OF (Property_definition_representation);
  SELF\Property_definition_representation.definition : Assigned_property;
DERIVE
  property : ASSIGNED_PROPERTY := SELF\Property_definition_representation.definition;
END_ENTITY;

ENTITY Property_value_representation
  SUBTYPE OF (Representation);
  SELF\Representation.context_of_items : Numerical_representation_context;
END_ENTITY;

ENTITY Qualified_property_value_representation
  SUBTYPE OF (Property_value_representation);
  value_determination : OPTIONAL STRING;
  qualifier : OPTIONAL STRING;
END_ENTITY;

ENTITY Ratio_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Relative_event
  SUBTYPE OF (Event);
  base_event : Event;
  offset : Duration;
END_ENTITY;

ENTITY Representation;
  id : OPTIONAL STRING;
  name : OPTIONAL STRING;
  description : OPTIONAL STRING;
  context_of_items : Representation_context;
  items : SET[1:?] OF Representation_item;
WHERE
  WR1: EXISTS(name) OR (TYPEOF(SELF\Representation) <> TYPEOF(SELF));
END_ENTITY;

ENTITY Representation_context;
  id : STRING;
  kind : STRING;
INVERSE
  representations_in_context : SET[1:?] OF Representation FOR context_of_items;
END_ENTITY;

ENTITY Representation_item
  ABSTRACT SUPERTYPE ;
  name : OPTIONAL STRING;
END_ENTITY;

ENTITY Representation_relationship;
  relation_type : OPTIONAL STRING;
  description : OPTIONAL STRING;
  rep_1 : Representation;
  rep_2 : Representation;
WHERE
  WR1: EXISTS(relation_type) OR (TYPEOF(SELF\Representation_relationship) <> TYPEOF(SELF));
  WR2: EXISTS(description) OR (TYPEOF(SELF\Representation_relationship) <> TYPEOF(SELF));
END_ENTITY;

ENTITY Security_classification;
  classification_level : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Security_classification_assignment;
  classification : Security_classification;
  items : SET[1:?] OF security_classification_item;
END_ENTITY;

ENTITY Serial_effectivity
  SUBTYPE OF (Effectivity);
  start_id : STRING;
  end_id : OPTIONAL STRING;
END_ENTITY;

ENTITY Shape_dependent_property_representation;
  characteristic_type : STRING;
  description : OPTIONAL STRING;
  described_element : shape_dependent_select;
  property_representation : Representation;
END_ENTITY;

ENTITY Shape_description_association;
  represented_characteristic : shape_select;
  representation : shape_model;
  role : OPTIONAL STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Shape_element;
  id : OPTIONAL STRING;
  element_name : OPTIONAL STRING;
  description : OPTIONAL STRING;
  containing_shape : Item_shape;
WHERE
  WR1: EXISTS(element_name) OR (TYPEOF(SELF\Shape_element) <> TYPEOF(SELF));
END_ENTITY;

ENTITY Shape_element_relationship;
  relation_type : OPTIONAL STRING;
  description : OPTIONAL STRING;
  relating : Shape_element;
  related : Shape_element;
WHERE
  WR1: EXISTS(relation_type) OR (TYPEOF(SELF\Shape_element_relationship) <> TYPEOF(SELF));
END_ENTITY;

ENTITY Shape_placement_association
  SUBTYPE OF (Shape_description_association);
  SELF\Shape_description_association.representation : Geometric_placement_model;
  SELF\Shape_description_association.represented_characteristic : Contextual_item_shape;
END_ENTITY;

ENTITY Solid_angle_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY String_representation_item
  SUBTYPE OF (Representation_item);
  string_value : STRING;
END_ENTITY;

ENTITY Supplied_part_relationship
  SUBTYPE OF (Product_version_relationship);
WHERE
  WR1: SELF\Product_version_relationship.relation_type IN ['supplied item', 'supplied document'];
END_ENTITY;

ENTITY Surface
  SUBTYPE OF (Detailed_geometric_model_element);
END_ENTITY;

ENTITY System
  SUBTYPE OF (Product);
END_ENTITY;

ENTITY System_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY System_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : System_breakdown_version;
  SELF\Breakdown_context.breakdown_element : System_element_definition;
END_ENTITY;

ENTITY System_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : System_breakdown;
END_ENTITY;

ENTITY System_element
  SUBTYPE OF (Breakdown_element);
END_ENTITY;

ENTITY System_element_definition
  SUBTYPE OF (Breakdown_element_definition);
  SELF\Breakdown_element_definition.defined_version : System_element_version;
END_ENTITY;

ENTITY System_element_usage
  SUBTYPE OF (Breakdown_element_usage);
  SELF\View_definition_relationship.relating_view : System_element_definition;
  SELF\View_definition_relationship.related_view : System_element_definition;
END_ENTITY;

ENTITY System_element_version
  SUBTYPE OF (Breakdown_element_version);
  SELF\Breakdown_element_version.of_product : System_element;
END_ENTITY;

ENTITY System_version
  SUBTYPE OF (Product_version);
  SELF\Product_version.of_product : System;
END_ENTITY;

ENTITY System_version_sequence
  SUBTYPE OF (Product_version_relationship);
  SELF\Product_version_relationship.relating_version : System_version;
  SELF\Product_version_relationship.related_version : System_version;
DERIVE
  predecessor : SYSTEM_VERSION := SELF\Product_version_relationship.relating_version;
  successor : SYSTEM_VERSION := SELF\Product_version_relationship.related_version;
END_ENTITY;

ENTITY System_view_definition
  SUBTYPE OF (Product_view_definition);
  SELF\Product_view_definition.defined_version : System_version;
END_ENTITY;

ENTITY Thermodynamic_temperature_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Time_interval;
  id : STRING;
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Time_interval_assignment;
  assigned_time_interval : Time_interval;
  role : Time_interval_role;
  items : SET[1:?] OF time_interval_item;
END_ENTITY;

ENTITY Time_interval_effectivity
  SUBTYPE OF (Effectivity);
  effectivity_period : Time_interval;
END_ENTITY;

ENTITY Time_interval_relationship;
  relation_type : STRING;
  description : STRING;
  relating_time_interval : Time_interval;
  related_time_interval : Time_interval;
END_ENTITY;

ENTITY Time_interval_role;
  name : STRING;
  description : STRING;
END_ENTITY;

ENTITY Time_interval_with_bounds
  SUBTYPE OF (Time_interval);
  primary_bound : OPTIONAL date_or_event;
  secondary_bound : OPTIONAL date_or_event;
  duration_from_primary_bound : OPTIONAL Duration;
WHERE
  WR1: NOT (EXISTS (secondary_bound) AND EXISTS (duration_from_primary_bound));
  WR2: EXISTS (primary_bound) OR EXISTS (secondary_bound);
END_ENTITY;

ENTITY Time_offset;
  hour_offset : INTEGER;
  minute_offset : OPTIONAL INTEGER;
  sense : offset_orientation;
DERIVE
  actual_minute_offset : INTEGER := NVL(minute_offset,0);
WHERE
  WR1: { 0 <= hour_offset < 24 };
  WR2: { 0 <= actual_minute_offset <= 59 };
  WR3: NOT (((hour_offset <> 0) OR (actual_minute_offset <>0)) AND (sense = exact));
END_ENTITY;

ENTITY Time_unit
  SUBTYPE OF (Unit);
END_ENTITY;

ENTITY Uncertainty_with_unit
  SUBTYPE OF (Value_with_unit);
  name : STRING;
  description : OPTIONAL STRING;
END_ENTITY;

ENTITY Unit
  SUPERTYPE OF (ONEOF (AMOUNT_OF_SUBSTANCE_UNIT,
                       ELECTRIC_CURRENT_UNIT,
                       LENGTH_UNIT,
                       LUMINOUS_INTENSITY_UNIT,
                       MASS_UNIT,
                       PLANE_ANGLE_UNIT,
                       RATIO_UNIT,
                       SOLID_ANGLE_UNIT,
                       THERMODYNAMIC_TEMPERATURE_UNIT,
                       TIME_UNIT));
  name : STRING;
  si_unit : BOOLEAN;
END_ENTITY;

ENTITY Value_limit
  SUBTYPE OF (Measure_item);
  limit_qualifier : limit_qualifier_list;
  limit : Value_with_unit;
END_ENTITY;

ENTITY Value_limit_with_global_unit
  SUBTYPE OF (Measure_item);
  limit : Numerical_item_with_global_unit;
  limit_qualifier : limit_qualifier_list;
END_ENTITY;

ENTITY Value_list
  SUBTYPE OF (Measure_item);
  values : LIST[1:?] OF Measure_item;
END_ENTITY;

ENTITY Value_range
  SUBTYPE OF (Measure_item);
  lower_limit : Numerical_item_with_unit;
  upper_limit : Numerical_item_with_unit;
END_ENTITY;

ENTITY Value_range_with_global_unit
  SUBTYPE OF (Measure_item);
  lower_limit : Numerical_item_with_global_unit;
  upper_limit : Numerical_item_with_global_unit;
END_ENTITY;

ENTITY Value_set
  SUBTYPE OF (Measure_item);
  values : SET[1:?] OF Measure_item;
END_ENTITY;

ENTITY Value_with_tolerances
  SUBTYPE OF (Measure_item);
  item_value : Numerical_item_with_unit;
  lower_limit : REAL;
  upper_limit : REAL;
END_ENTITY;

ENTITY Value_with_unit;
  unit : Unit;
  value_component : measure_value;
END_ENTITY;

ENTITY Vector
  SUBTYPE OF (Detailed_geometric_model_element);
  orientation : Direction;
  magnitude : length_measure;
WHERE
  WR1: magnitude >= 0.0;
END_ENTITY;

ENTITY View_definition_context;
  application_domain : STRING;
  life_cycle_stage : STRING;
  description : OPTIONAL STRING;
WHERE
  WR1: (SIZEOF (USEDIN(SELF, 'SYSTEM_STRUCTURE_ARM_LF.' +'PRODUCT_VIEW_DEFINITION.INITIAL_CONTEXT')) > 0) OR(SIZEOF (USEDIN(SELF, 'SYSTEM_STRUCTURE_ARM_LF.' +'PRODUCT_VIEW_DEFINITION.ADDITIONAL_CONTEXTS')) > 0);
END_ENTITY;

ENTITY View_definition_relationship;
  id : OPTIONAL STRING;
  relation_type : OPTIONAL STRING;
  description : OPTIONAL STRING;
  relating_view : Product_view_definition;
  related_view : Product_view_definition;
END_ENTITY;

ENTITY View_definition_usage
  SUBTYPE OF (View_definition_relationship);
END_ENTITY;

ENTITY Work_order;
  name : STRING;
  description : OPTIONAL STRING;
  in_response_to : SET[0:?] OF Work_request;
END_ENTITY;

ENTITY Work_request;
  request_id : STRING;
  version_id : STRING;
  description : OPTIONAL STRING;
  purpose : STRING;
END_ENTITY;

ENTITY Work_request_status;
  status : STRING;
  work_request : Work_request;
END_ENTITY;

ENTITY Zone_breakdown
  SUBTYPE OF (Breakdown);
END_ENTITY;

ENTITY Zone_breakdown_context
  SUBTYPE OF (Breakdown_context);
  SELF\Breakdown_context.breakdown : Zone_breakdown_version;
  SELF\Breakdown_context.breakdown_element : Zone_element_definition;
END_ENTITY;

ENTITY Zone_breakdown_version
  SUBTYPE OF (Breakdown_version);
  SELF\Breakdown_version.of_product : Zone_breakdown;
END_ENTITY;

ENTITY Zone_element
  SUBTYPE OF (Breakdown_element);
END_ENTITY;

ENTITY Zone_element_definition
  SUBTYPE OF (Breakdown_element_definition);
  SELF\Breakdown_element_definition.defined_version : Zone_element_version;
END_ENTITY;

ENTITY Zone_element_usage
  SUBTYPE OF (Breakdown_element_usage);
  SELF\View_definition_relationship.relating_view : Zone_element_definition;
  SELF\View_definition_relationship.related_view : Zone_element_definition;
END_ENTITY;

ENTITY Zone_element_version
  SUBTYPE OF (Breakdown_element_version);
  SELF\Breakdown_element_version.of_product : Zone_element;
END_ENTITY;

RULE document_definition_constraint FOR
(Product_view_definition);
WHERE
  WR1: SIZEOF (QUERY (dd <* Product_view_definition | (NOT ('SYSTEM_STRUCTURE_ARM_LF.' + 'DOCUMENT_DEFINITION' IN TYPEOF (dd))) AND ('SYSTEM_STRUCTURE_ARM_LF.' + 'DOCUMENT_VERSION' IN TYPEOF (dd.defined_version)))) =0;
END_RULE;

RULE document_version_constraint FOR
(Product_version);
WHERE
  WR1: SIZEOF (QUERY (pv <* Product_version | (NOT ('SYSTEM_STRUCTURE_ARM_LF.' + 'DOCUMENT_VERSION' IN TYPEOF (pv))) AND ('SYSTEM_STRUCTURE_ARM_LF.' + 'DOCUMENT' IN TYPEOF (pv.of_product)))) = 0;
END_RULE;

RULE part_version_constraint FOR
(Product_version);
WHERE
  WR1: SIZEOF (QUERY (pv <* Product_version | (NOT ('SYSTEM_STRUCTURE_ARM_LF.' + 'PART_VERSION' IN TYPEOF (pv))) AND ('SYSTEM_STRUCTURE_ARM_LF.' + 'PART' IN TYPEOF (pv.of_product)))) =0;
END_RULE;

RULE part_view_definition_constraint FOR
(Product_view_definition);
WHERE
  WR1: SIZEOF (QUERY (pvd <* Product_view_definition | (NOT ('SYSTEM_STRUCTURE_ARM_LF.' + 'PART_VIEW_DEFINITION' IN TYPEOF (pvd))) AND ('SYSTEM_STRUCTURE_ARM_LF.' + 'PART_VERSION' IN TYPEOF (pvd.defined_version)))) =0;
END_RULE;

FUNCTION acyclic_representation_relationship
 (relation : representation_relationship; relatives : SET[1:?] OF representation; specific_relation : STRING) : BOOLEAN;
LOCAL
x : SET OF representation_relationship;
END_LOCAL;
IF relation.rep_1 IN relatives THEN
RETURN (FALSE);
END_IF;
x := QUERY(r <* bag_to_set(USEDIN(relation.rep_1, 'SYSTEM_STRUCTURE_ARM_LF.' + 'REPRESENTATION_RELATIONSHIP.' + 'REP_2')) | specific_relation IN TYPEOF(r));
REPEAT i := 1 TO HIINDEX(x);
IF NOT acyclic_representation_relationship(x[i], relatives + relation.rep_1, specific_relation) THEN
RETURN (FALSE);
END_IF;
END_REPEAT;
RETURN (TRUE);
                                                                                                                                  
END_FUNCTION;

FUNCTION bag_to_set
 (the_bag : BAG OF GENERIC : intype) : SET OF GENERIC : intype;
LOCAL
the_set : SET OF GENERIC : intype := [];
i : INTEGER;
END_LOCAL;
IF SIZEOF(the_bag) > 0 THEN
REPEAT i := 1 TO HIINDEX(the_bag);
the_set := the_set + the_bag[i];
END_REPEAT;
END_IF;
RETURN(the_set);
                                                                                                                                  
END_FUNCTION;

FUNCTION types_of_product
 (obj : Product) : SET OF STRING;
LOCAL
category_assignments: BAG OF Product_category_assignment;
categories: SET OF STRING:=[];
i: INTEGER;
END_LOCAL;
category_assignments := USEDIN(obj,'SYSTEM_STRUCTURE_ARM_LF.' + 'PRODUCT_CATEGORY_ASSIGNMENT.PRODUCTS');
REPEAT i := LOINDEX(category_assignments) TO HIINDEX(category_assignments) BY 1;
categories := categories + category_assignments[i].category.name;
END_REPEAT;
RETURN(categories);
                                                                                                                                  
END_FUNCTION;

FUNCTION valid_document_property_representation
 (rep : Document_property_representation) : LOGICAL;
CASE rep.name OF
'document content':
BEGIN
RETURN (
SIZEOF(QUERY(items <* rep\Representation.items |
NOT (items.name IN ['detail level', 'geometry type', 'real world scale'])))= 0
);
END;
'document creation':
BEGIN
IF NOT (SIZEOF(QUERY(items <* rep\Representation.items |
NOT (items.name IN ['creating interface', 'creating system', 'operating system'])))= 0
) THEN
RETURN(FALSE);
END_IF;
IF NOT (SIZEOF(QUERY(items <* rep\Representation.items |
NOT (items.name IN ['creating system'])))= 1
) THEN
RETURN(FALSE);
ELSE
RETURN(TRUE);
END_IF;
END;
'document format':
BEGIN
RETURN (
SIZEOF(QUERY(items <* rep\Representation.items |
NOT (items.name IN ['character code', 'data format', 'size format', 'size format standard'])))= 0
);
END;
'document size':
BEGIN
RETURN (
SIZEOF(QUERY(items <* rep\Representation.items |
NOT (items.name IN ['file size', 'page count'])))= 0
);
END;
OTHERWISE:
RETURN(UNKNOWN);
END_CASE;
                                                                                                                                  
END_FUNCTION;

END_SCHEMA;  -- System_structure_arm_LF


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