alculate the number of the condition negatives.</p>

    </div>
    
    <h2 id="examples">Examples</h2>
    <pre class="examples"><div class='input'><span class="functioncall"><a href='condition_negative.html'>condition_negative</a></span><span class="keyword">(</span><span class="functioncall"><a href='http://www.rdocumentation.org/packages/base/topics/c'>c</a></span><span class="keyword">(</span><span class="number">1</span><span class="keyword">,</span> <span class="number">1</span><span class="keyword"