comment">// NOTE: for odd modulus, this means each f_i is uniformly distributed</span></div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;  <span class="comment">// over { -floor(modulus/2), ..., floor(modulus/2) }.</span></div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  <span class="comment">// For even modulus, this means each f_i is uniformly distributed</span></div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</sp