3
H = D^2  = B^^2    = A^^^2  = A~2^2
I = F^   = B^3^    = A^^3^
J = F^2  = B^3^2   = A^^3^2</pre>
</div>
</div>
</div>
</div>
<div class="sect1">
<h2 id="_specifying_ranges">SPECIFYING RANGES</h2>
<div class="sectionbody">
<div class="paragraph">
<p>History traversing commands such as <code>git log</code> operate on a set
of commits, not just a single commit.  To these commands,
specifying a single revision with the notation described in the
previous section means the set of commits reachabl