the end
-> ((3))

: (? (a @N))            # Query
 @N=1
 @N=2
 @N=3
-> NIL
</pre></dd>

<dt><a id="assertz/1"><code>assertz/1</code></a></dt>
<dd><a href="ref.html#pilog">Pilog</a> predicate that appends a new fact or rule
behind all other rules. See also <code><a
href="refA.html#assertz">assertz</a></code>, <code><a
href="refA.html#asserta/1">asserta/1</a></code> and <code><a
href="refR.html#retract/1">retract/1</a></code>.

<pre>
: (? (assertz (a (1))))
-> T
: (? (assertz (a (2))))
-> T
: (rules 'a)
1 (be