TMCL Identifier
(relative to http://psi.topicmaps.org/tmcl/)

Description

abstract-constraint

Constraint that indicates a topic type should be treated as abstract

subject-identifier-constraint

Constraint on the subject identifiers for instances of a class

subject-locator-constraint

Constraint on the subject locators for instances of a class

topic-name-constraint

Constraint on the names of instance of a class

topic-occurrence-constraint

Constraint on the occurrences of instances of a class

topic-role-constraint

Cosntraint on the roles played by the instances of a topic type

scope-constraint

Constraint on the types of topics that can appear in the scope of a scoped item

scope-required-constraint

Constraint on the specific topics required/allowed in the scope of a scoped item

reifier-constraint

Constraint on the type of topic used to reify an item

topic-reifies-constraint

Constraint on the type of item instance of a topic type can reify

association-role-constraint

Constraint on the roles required/allowed in an association

role-combination-constraint

Constraint on the way role players can be combined in an association

occurrence-datatype-constraint

Constraint on the datatype of occurrence values

unique-value-constraint

Constraint on the uniqueness of occurrence/name values

regular-expression-constraint

Constraint on the string patter for occurrence/name values

overlap-declaration

Allows a topic to be an instance of multiple topic types.