ce</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 55 Kruse and Hubert (1997)</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co">#===== Find equation for Ruffe, demonstrating quadratic formula</span></span></span>
<span class="r-in"><span><span class="fu">wsVal</span><span class="op">(</span><span class="st">"Ruffe"</span>,units<span class="op">=</span><span class="st">"metric"</span>,ref<span class="op">=</span><span class="fl">75</span>,simplify<span cla