fmap . fmap is close to applicative ? <div><br></div><div>is it possible to do applicative instead of combining 2 fmaps ? </div><div><br>Thanks<br><br><div class="gmail_quote">On Wed, Aug 5, 2009 at 12:29 AM, Tony Morris <span dir="ltr">&lt;<a href="mailto:tonymorris@gmail.com">tonymorris@gmail.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div></div><div class="h5">Michael P Mossey wrote:<br>
&gt; How does one write<br>
&gt;<br>
&gt; fmap (fmap (*2)) xs<br>
&gt;<br>
&gt; without parenthesis? (Using . and $ instead.)<br>
&gt;<br>
&gt; I don&#39;t really understand . and $ well enough I guess. I tried a bunch<br>
&gt; of stuff but nothing worked.<br>
&gt;<br>
&gt; -Mike<br>
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&gt;<br>
</div></div>fmap . fmap $ (*2)<br>
<br>
or perhaps:<br>
<br>
(fmap . fmap) (*2)<br>
<font color="#888888"><br>
--<br>
Tony Morris<br>
<a href="http://tmorris.net/" target="_blank">http://tmorris.net/</a><br>
</font><div><div></div><div class="h5"><br>
<br>
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