</span></span></span></span></span></span></span></p>
<p>E = m<span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><msup><mi>c</mi><mn>2</mn></msup></mrow><annotation encoding="application/x-tex">c^2</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:0.8141079999999999em;vertical-align:0em;"></span><span class="mord"><span class="mord mathnormal">c</span><span class