W_INVALID_ARGUMENT_ERROR</a>(<span class="stringliteral">&quot;input k must be greater than zero.&quot;</span>);</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span>            }</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span>            <span class="keywordflow">if</span> (<a class="code hl_function" href="namespacenc.html#a8e78c416b238