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+++ b/README.md
@@ -412,6 +412,7 @@ Numbers
 <float>   = float(<int/str/bool>)
 <complex> = complex(real=0, imag=0)  # Or: <real> + <real>j
 ```
+* **`'int()'` and `'float()'` raise ValueError on malformed string.**
 
 ### Basic Functions
 ```python
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@@ -484,6 +484,9 @@ Point(x=<span class="hljs-number">1</span>, y=<span class="hljs-number">2</span>
 &lt;float&gt;   = float(&lt;int/str/bool&gt;)
 &lt;complex&gt; = complex(real=<span class="hljs-number">0</span>, imag=<span class="hljs-number">0</span>)  <span class="hljs-comment"># Or: &lt;real&gt; + &lt;real&gt;j</span>
 </code></pre>
+<ul>
+<li><strong><code class="python hljs"><span class="hljs-string">'int()'</span></code> and <code class="python hljs"><span class="hljs-string">'float()'</span></code> raise ValueError on malformed string.</strong></li>
+</ul>
 <h3 id="basicfunctions">Basic Functions</h3>
 <pre><code class="python language-python hljs">&lt;num&gt;  = pow(&lt;num&gt;, &lt;num&gt;)           <span class="hljs-comment"># Or: &lt;num&gt; ** &lt;num&gt;</span>
 &lt;real&gt; = abs(&lt;num&gt;)