A numbered heading is a
<heading> element in PSML which is preceded by an automatically generated number when published.
In the user interface, a numbered heading appears with one or more x's separated by dots so that the user knows that a number is to precede the heading. The number of x's varies depending on the heading level.
In PSML, a numbered heading is marked up using the
For example, in PSML, a numbered heading level 1 is marked up as:
<heading level="1" numbered="true">My Chapter</heading>