topic
Topic: The core concept of topic; the generic class to
which all topics belong unless otherwise specified.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#topic
association
Association: The core concept of association; the generic class
to which all associations belong unless otherwise specified.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#association
occurrence
Occurrence: The core concept of occurrence; the generic class
to which all occurrences belong unless otherwise specified.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#occurrence
class-instance relationship
Class-instance relationship: The core concept of class-instance;
the class of association that represents class-instance
relationships between topics, and that is semantically
equivalent to the use of <instanceOf> subelements.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#class-instance
class
Class: The core concept of class; the role of class as played
by one of the members of a class-instance association.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#class
instance
Instance: The core concept of instance; the role of instance as
played by one of the members of a class-instance association.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#instance
superclass-subclass relationship
Superclass-subclass relationship: The core concept of
superclass-subclass; the class of association that represents
superclass-subclass relationships between topics.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#superclass-subclass
superclass
Superclass: The core concept of superclass; the role of superclass
as played by one of the members of a superclass-subclass association.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#superclass
subclass
Subclass: The core concept of subclass; the role of subclass as
played by one of the members of a superclass-subclass association.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#subclass
suitability for sorting
Suitability for sorting: Suitability of a topic name for
use as a sort key; for use in the parameters of variant names.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#sort
suitability for display
Suitability for display: Suitability of a topic name for
display; for use in the parameters of variant names.
URI: http://www.topicmaps.org/xtm/1.0/core.xtm#display