ors3d.html">vectors3d()</a></code> plot geometric vector diagrams in 2D or 3D, with other functions to draw angles and arcs.</p></li>
<li><p><code><a href="reference/regvec3d.html">regvec3d()</a></code> calculates and plot vectors representing a bivariate regression model, <code>lm(y ~ x1 + x2)</code></p></li>
</ul>
<div class="section level2">
<h2 id="installation-">Installation üì¶<a class="anchor" aria-label="anchor" href="#installation-"></a>
</h2>
<p>Get the released version from CRAN:</p>
<div c