 when constructing models in GP mode.</p>
<div class="section" id="top-level-rules">
<h2>Top-level rules<a class="headerlink" href="#top-level-rules" title="Permalink to this headline">¶</a></h2>
<p>CVX supports three types of geometric programs:</p>
<ul class="simple">
<li>A <em>minimization problem</em>, consisting of a generalized posynomial
objective and zero or more constraints.</li>
<li>A <em>maximization problem</em>, consisting of a <em>monomial</em> objective and
zero or more constraints.</li>
<li