nts of a file.</p>
</dd>
<dt class="hdlist1"><a id="def_branch"></a>branch</dt>
<dd>
<p>A "branch" is an active line of development.  The most recent
<a href="#def_commit">commit</a> on a branch is referred to as the tip of
that branch.  The tip of the branch is referenced by a branch
<a href="#def_head">head</a>, which moves forward as additional development
is done on the branch.  A single Git
<a href="#def_repository">repository</a> can track an arbitrary number of
branches, but your <a href="#def_workin