path
A connected series of graphic segments that connects one symbol to another, usually used to show a relationship.
Notation
A path is a chain of connected graphical symbols that represents a single semantic concept. Paths are used in the notation for relationships of various kinds, such as associations, generalizations, and dependencies. The endpoints of two connected segments coincide. A segment may be a straight line segment, an arc, or some other shape (such as a spline), although many tools support only lines and arcs (Figure 14-207). Lines can be drawn at any angle, although some modelers or tools prefer to restrict lines to orthogonal angles and possibly force them onto a regular grid for appearance and ease of layout.
Figure 14-207. ...
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