nline">\(\theta\)</span> satisfies <span class="math inline">\(\theta_i = 0\)</span> or <span class="math inline">\(\theta_i = 1\)</span>, then the probability is <span class="math inline">\(0\)</span> and the log probability is <span class="math inline">\(-\infty\)</span>. Similarly, the distribution requires strictly positive parameters, with <span class="math inline">\(\alpha_i &gt; 0\)</span> for each <span class="math inline">\(i\)</span>.</p>
</section>
<section id="meaning-of-dirichlet-parameters" cl