ef_tag_object">tag object</a> that points to a commit
object,
a tag object that points to a tag object that points to a
commit object,
etc.</p>
</dd>
<dt class="hdlist1"><a id="def_core_git"></a>core Git</dt>
<dd>
<p>Fundamental data structures and utilities of Git. Exposes only limited
source code management tools.</p>
</dd>
<dt class="hdlist1"><a id="def_DAG"></a>DAG</dt>
<dd>
<p>Directed acyclic graph. The <a href="#def_commit_object">commit objects</a> form a
directed acyclic graph, because they have pa