=10/7)
#3: h(x=10)
                              9615
(%o5)                         ----
                               49
</pre></li></ul>

<ul>
<li>
<code>backtrace (<var>n</var>)</code> imprime as <var>n</var> mais recentes chamadas a
funções, incluindo a função correntemente activa.

<pre class="example">(%i1) h(x) := (backtrace(1), g(x/7))$
(%i2) g(x) := (backtrace(1), f(x-11))$
(%i3) f(x) := (backtrace(1), e(x^2))$
(%i4) e(x) := (backtrace(1), 2*x + 13)$
(%i5) h(10);
#0: h(x=10)
#0: g(x=10/7)
#0: 