l#lower-bound-transform.section" class="anchor-section" aria-label="Anchor link to header"></a></h2>
<p>Stan uses a logarithmic transform for lower and upper bounds.</p>
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<h3>Lower bound transform<a href="lower-bound-transform.html#lower-bound-transform" class="anchor-section" aria-label="Anchor link to header"></a></h3>
<p>If a variable <span class="math inline">\(X\)</span> is declared to have lower bound <span class="math inline"