an> imported from
<span 
class="pcrr7t-">MyPrelude</span>.
 <p class="noindent"> It is not possible, however, to hide <span 
class="pcrr7t-">instance</span> declarations in the <span 
class="pcrr7t-">Prelude</span>. For example, one cannot define a new
instance for <span 
class="pcrr7t-">Show</span><span 
class="pcrr7t-">&#x00A0;Char</span>.
<p class="noindent">
<h3 class="sectionHead"><span class="titlemark">5.7    </span> <a 
 id="x11-1140005.7"></a>Separate Compilation</h3>
<a 
 id="dx11-114001"></a>
<p 