EAD/R/dotprops.R" class="external-link"><code>R/dotprops.R</code></a></small>
    <div class="hidden name"><code>dotprops-arithmetic.Rd</code></div>
    </div>

    <div class="ref-description">
    <p>Arithmetic for nat dotprops and surface objects</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="co"># S3 method for dotprops</span>
<span class="fu"><a href="https://rdrr.io/r/base/groupGeneric.html" class="external-link">Ops</a></span><span cl