</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">mapping</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#finite_topology.functions.Function.__init__" title="Permalink to this definition">¶</a></dt>
<dd><p>Initializes a function between two topological spaces.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>source</strong> (<a class="referen