vertex

EXPRESS specification:

ENTITY vertex
SUBTYPE OF ( | topological_representation_item);
END_ENTITY;

References (7):

Name | Type | Referred through | Express-G
edge | Entity |
Attribute 'edge_start'
Attribute 'edge_end'
| No Diagram
oriented_edge | Entity |
Attribute 'edge_start'
Attribute 'edge_end'
| No Diagram
topological_representation_item | Entity |
Subtype
| No Diagram
vertex_loop | Entity |
Attribute 'loop_vertex'
| No Diagram
vertex_point | Entity |
Supertype
| No Diagram

Inheritance graph

ENTITY vertex;
ENTITY representation_item;
name | : | label;
ENTITY topological_representation_item;
ENTITY vertex;
END_ENTITY;