e used.
The boolean functions f : B^k -&gt; B form one such
concretion, as do the subsets (f^-1)(1) c B^k
that are commonly visualized as the marked
nodes in a k-cube or the shaded cells in
a venn diagram, and so on.

Jon Awbrey

¤~~~~~~~~~¤~~~~~~~~~¤~~~~~~~~~¤~~~~~~~~~¤~~~~~~~~~¤

</PRE>

<!--X-Body-of-Message-End-->
<!--X-MsgBody-End-->
<!--X-Follow-Ups-->
<hr>
<ul><li><strong>Follow-Ups</strong>:
<ul>
<li><strong><a name="03357" href="msg03357.html">ONT Re: Apposite Purposes Of Logical Languages Ob