 to be applied.
</p>
<p>See also <code><a href="#permute">permute</a></code>.
</p>
<p>Example:
</p>
<pre class="example">(%i1) load(&quot;combinatorics&quot;)$
(%i2) lis1:[a,b*c^2,4,z,x/y,1/2,ff23(x),0];
                        2        x  1
(%o2)            [a, b c , 4, z, -, -, ff23(x), 0]
                                 y  2
(%i3) apply_cycles ([[1, 6], [2, 6, 5, 7]], lis1);
                  x  1                       2
(%o3)            [-, -, 4, z, ff23(x), a, b c , 0]
                  y  2
</pre>
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