="callout-icon-container">
<i class="callout-icon no-icon"></i>
</div>
<div class="callout-body-container">
<div class="sourceCode" id="cb11"><pre class="sourceCode julia code-with-copy"><code class="sourceCode julia"><span id="cb11-1"><a href="#cb11-1" aria-hidden="true" tabindex="-1"></a><span class="fu">doppler</span>(speed, frequency)</span>
<span id="cb11-2"><a href="#cb11-2" aria-hidden="true" tabindex="-1"></a><span class="fu">doppler</span>(speed, frequency, soundspeed)</span></code><button title="C