, for an
integrand that involves one or more parameters, the function
<code>conditional_integrate</code> tries to determine an antiderivative that
is valid for all parameter values.
</p>

<p><b>Examples</b> To use the <code>abs_integrate</code> package, you&rsquo;ll first need to load it:
</p><table><tr><td>&nbsp;</td><td><pre class="example"> (%i1) load(&quot;abs_integrate.mac&quot;)$

 (%i2)  integrate(abs(x),x);
 (%o2) (x^2*signum(x))/2
</pre></td></tr></table>
<p>To convert (%o2) into an expression invo