 literal"><span class="pre">cvx_precision</span></tt>, you can place a call to
<tt class="docutils literal"><span class="pre">cvx_power_warning</span></tt> within a model to change the threshold for a
single model; or outside of a model to make a global change. The command
always returns the <em>previous</em> value of the threshold, so you can save it
and restore it upon completion of your model, if you wish. You can query
the current value by calling <tt class="docutils literal"><span class="pre">cvx_power