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<head><title>REMOVE-INVISIBLE-FNS.html -- ACL2 Version 3.1</title></head>
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<h2>REMOVE-INVISIBLE-FNS</h2>make some unary functions no longer invisible
<pre>Major Section: <a href="EVENTS.html">EVENTS</a>
</pre><p>
<pre>
Examples:
(remove-invisible-fns (binary-+ unary-- foo)
</pre>
The setting above has makes unary functions <code><a href="UNARY--.html">unary--</a></code> and <code>foo</code> no
longer ``invisible'' for the purposes of applying permutative <code>:</code><code><a href="REWRITE.html">rewrite</a></code>
rules to <code><a href="BINARY-+.html">binary-+</a></code> trees.
<p>
<pre>
General Form:
(remove-invisible-fns top-fn unary-fn1 ... unary-fnk)
</pre>
where <code>top-fn</code> is a function symbol and the <code>unary-fni</code> are unary
function symbols.<p>
See <a href="ADD-INVISIBLE-FNS.html">add-invisible-fns</a> and also see <a href="INVISIBLE-FNS-TABLE.html">invisible-fns-table</a> and
see <a href="SET-INVISIBLE-FNS-TABLE.html">set-invisible-fns-table</a>.
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