Acknowledgements@Acknowledgements Additional Information@Additional Information Additional Operations@Additional Operations An Example of the Four-level Metamodel Hierarchy@An Example of the Four-level Metamodel Hierarchy Architectural Alignment and MDA Support@Architectural Alignment and MDA Support Architectural Alignment between UML and MOF@Architectural Alignment between UML and MOF Association@Association Associations@Associations Attributes@Attributes BehavioralFeatures package@BehavioralFeatures package Boolean@Boolean Changeabilities Package@Changeabilities Package ChangeabilityKind@ChangeabilityKind Changes from UML 1.4@Changes from UML 1.4 Changes to Adopted OMG Specifications@Changes to Adopted OMG Specifications Class Descriptions@Class Descriptions Class Specification Structure@Class Specification Structure Classifier Description@Classifier Description Classifiers Diagram@Classifiers Diagram Classifiers package@Classifiers package Comment@Comment Comments Package@Comments Package Compliance Level Contents@Compliance Level Contents Compliance Levels@Compliance Levels Conformance@Conformance Constraints Diagram@Constraints Diagram Constraints Package@Constraints Package Conventions and Typography@Conventions and Typography Core::Abstractions@Core::Abstractions Core::Basic@Core::Basic Core::Constructs@Core::Constructs Core::PrimitiveTypes@Core::PrimitiveTypes Core::Profiles@Core::Profiles Core@Core DataType Description@DataType Description Description@Description Design Principles@Design Principles Diagram format@Diagram format Diagrams@Diagrams ElementImport@ElementImport Elements Package@Elements Package Enumeration Description@Enumeration Description EnumerationLiteral Description@EnumerationLiteral Description Expression Description@Expression Description Expressions Diagram@Expressions Diagram Expressions Package@Expressions Package Extension@Extension ExtensionEnd@ExtensionEnd Generalization@Generalization Generalizations Package@Generalizations Package How to Read this Specification@How to Read this Specification Infrastructure Architecture@Infrastructure Architecture Instance Model@Instance Model Instances Package@Instances Package InstanceSpecification@InstanceSpecification InstanceValue@InstanceValue Integer@Integer Language Architecture@Language Architecture Language Formalism@Language Formalism Language Units@Language Units Levels of Formalism@Levels of Formalism LiteralBoolean@LiteralBoolean LiteralInteger@LiteralInteger LiteralNull@LiteralNull Literals Package@Literals Package LiteralSpecification@LiteralSpecification LiteralString@LiteralString LiteralUnlimitedNatural@LiteralUnlimitedNatural Meaning and Types of Compliance@Meaning and Types of Compliance Metamodel Layering@Metamodel Layering Metamodeling@Metamodeling Multiplicities Package@Multiplicities Package MultiplicityExpressions Package@MultiplicityExpressions Package NamedElement Description@NamedElement Description Namespace Description@Namespace Description Namespaces Diagram@Namespaces Diagram Namespaces Package@Namespaces Package Normative References@Normative References Notation@Notation OpaqueExpression Description@OpaqueExpression Description OpaqueExpression@OpaqueExpression Operations Diagram@Operations Diagram Ownerships Package@Ownerships Package Package Specification Structure@Package Specification Structure PackageableElement@PackageableElement PackageImport@PackageImport PackageMerge@PackageMerge ParameterDirectionKind@ParameterDirectionKind Presentation Options@Presentation Options PrimitiveType Description@PrimitiveType Description PrimitiveTypes package@PrimitiveTypes package Profile@Profile ProfileApplication@ProfileApplication Profiles package@Profiles package Rationale@Rationale Redefinitions Package@Redefinitions Package Relationships Package@Relationships Package Reusing Infrastructure@Reusing Infrastructure Root diagram@Root diagram Scope@Scope Semantic Variation Points@Semantic Variation Points Semantics@Semantics Slot@Slot Stereotype@Stereotype String@String StructuralFeatures Package@StructuralFeatures Package Style Guidelines@Style Guidelines Super Package@Super Package Superstructure Architecture@Superstructure Architecture Symbols@Symbols Terms and Definitions@Terms and Definitions The Four-layer Metamodel Hierarchy@The Four-layer Metamodel Hierarchy The Kernel Package@The Kernel Package TypedElement Description@TypedElement Description TypedElements Package@TypedElements Package Types Diagram@Types Diagram UnlimitedNatural@UnlimitedNatural Use of a Constraint Language@Use of a Constraint Language Use of Natural Language@Use of Natural Language ValueSpecification Description@ValueSpecification Description Visibilities Package@Visibilities Package VisibilityKind@VisibilityKind